--- loncom/lonnet/perl/lonnet.pm 2008/08/13 08:17:57 1.964
+++ loncom/lonnet/perl/lonnet.pm 2017/03/13 18:30:12 1.1340
@@ -1,7 +1,7 @@
# The LearningOnline Network
# TCP networking package
#
-# $Id: lonnet.pm,v 1.964 2008/08/13 08:17:57 bisitz Exp $
+# $Id: lonnet.pm,v 1.1340 2017/03/13 18:30:12 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -27,14 +27,60 @@
#
###
+=pod
+
+=head1 NAME
+
+Apache::lonnet.pm
+
+=head1 SYNOPSIS
+
+This file is an interface to the lonc processes of
+the LON-CAPA network as well as set of elaborated functions for handling information
+necessary for navigating through a given cluster of LON-CAPA machines within a
+domain. There are over 40 specialized functions in this module which handle the
+reading and transmission of metadata, user information (ids, names, environments, roles,
+logs), file information (storage, reading, directories, extensions, replication, embedded
+styles and descriptors), educational resources (course descriptions, section names and
+numbers), url hashing (to assign roles on a url basis), and translating abbreviated symbols to
+and from more descriptive phrases or explanations.
+
+This is part of the LearningOnline Network with CAPA project
+described at http://www.lon-capa.org.
+
+=head1 Package Variables
+
+These are largely undocumented, so if you decipher one please note it here.
+
+=over 4
+
+=item $processmarker
+
+Contains the time this process was started and this servers host id.
+
+=item $dumpcount
+
+Counts the number of times a message log flush has been attempted (regardless
+of success) by this process. Used as part of the filename when messages are
+delayed.
+
+=back
+
+=cut
+
package Apache::lonnet;
use strict;
use LWP::UserAgent();
use HTTP::Date;
-# use Date::Parse;
+use Image::Magick;
+
+
+use Encode;
+
use vars qw(%perlvar %spareid %pr %prp $memcache %packagetab $tmpdir
- $_64bit %env);
+ $_64bit %env %protocol %loncaparevs %serverhomeIDs %needsrelease
+ %managerstab);
my (%badServerCache, $memcache, %courselogs, %accesshash, %domainrolehash,
%userrolehash, $processmarker, $dumpcount, %coursedombuf,
@@ -46,68 +92,54 @@ use GDBM_File;
use HTML::LCParser;
use Fcntl qw(:flock);
use Storable qw(thaw nfreeze);
-use Time::HiRes qw( gettimeofday tv_interval );
+use Time::HiRes qw( sleep gettimeofday tv_interval );
use Cache::Memcached;
use Digest::MD5;
use Math::Random;
+use File::MMagic;
use LONCAPA qw(:DEFAULT :match);
use LONCAPA::Configuration;
+use LONCAPA::lonmetadata;
+use LONCAPA::Lond;
+
+use File::Copy;
my $readit;
-my $max_connection_retries = 10; # Or some such value.
+my $max_connection_retries = 20; # Or some such value.
require Exporter;
our @ISA = qw (Exporter);
our @EXPORT = qw(%env);
-=pod
-
-=head1 Package Variables
-
-These are largely undocumented, so if you decipher one please note it here.
-
-=over 4
-
-=item $processmarker
-
-Contains the time this process was started and this servers host id.
-
-=item $dumpcount
-
-Counts the number of times a message log flush has been attempted (regardless
-of success) by this process. Used as part of the filename when messages are
-delayed.
-
-=back
-=cut
-
-
-# --------------------------------------------------------------------- Logging
+# ------------------------------------ Logging (parameters, docs, slots, roles)
{
my $logid;
- sub instructor_log {
- my ($hash_name,$storehash,$delflag,$uname,$udom,$cnum,$cdom)=@_;
- if (($cnum eq '') || ($cdom eq '')) {
- $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
- $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ sub write_log {
+ my ($context,$hash_name,$storehash,$delflag,$uname,$udom,$cnum,$cdom)=@_;
+ if ($context eq 'course') {
+ if (($cnum eq '') || ($cdom eq '')) {
+ $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ }
}
- $logid++;
+ $logid ++;
my $now = time();
my $id=$now.'00000'.$$.'00000'.$logid;
- return &Apache::lonnet::put('nohist_'.$hash_name,
- { $id => {
- 'exe_uname' => $env{'user.name'},
- 'exe_udom' => $env{'user.domain'},
- 'exe_time' => $now,
- 'exe_ip' => $ENV{'REMOTE_ADDR'},
- 'delflag' => $delflag,
- 'logentry' => $storehash,
- 'uname' => $uname,
- 'udom' => $udom,
- }
- },$cdom,$cnum);
+ my $logentry = {
+ $id => {
+ 'exe_uname' => $env{'user.name'},
+ 'exe_udom' => $env{'user.domain'},
+ 'exe_time' => $now,
+ 'exe_ip' => $ENV{'REMOTE_ADDR'},
+ 'delflag' => $delflag,
+ 'logentry' => $storehash,
+ 'uname' => $uname,
+ 'udom' => $udom,
+ }
+ };
+ return &put('nohist_'.$hash_name,$logentry,$cdom,$cnum);
}
}
@@ -127,7 +159,8 @@ sub logthis {
my $now=time;
my $local=localtime($now);
if (open(my $fh,">>$execdir/logs/lonnet.log")) {
- print $fh "$local ($$): $message\n";
+ my $logstring = $local. " ($$): ".$message."\n"; # Keep any \'s in string.
+ print $fh $logstring;
close($fh);
}
return 1;
@@ -158,6 +191,220 @@ sub create_connection {
return 0;
}
+sub get_server_timezone {
+ my ($cnum,$cdom) = @_;
+ my $home=&homeserver($cnum,$cdom);
+ if ($home ne 'no_host') {
+ my $cachetime = 24*3600;
+ my ($timezone,$cached)=&is_cached_new('servertimezone',$home);
+ if (defined($cached)) {
+ return $timezone;
+ } else {
+ my $timezone = &reply('servertimezone',$home);
+ return &do_cache_new('servertimezone',$home,$timezone,$cachetime);
+ }
+ }
+}
+
+sub get_server_distarch {
+ my ($lonhost,$ignore_cache) = @_;
+ if (defined($lonhost)) {
+ if (!defined(&hostname($lonhost))) {
+ return;
+ }
+ my $cachetime = 12*3600;
+ if (!$ignore_cache) {
+ my ($distarch,$cached)=&is_cached_new('serverdistarch',$lonhost);
+ if (defined($cached)) {
+ return $distarch;
+ }
+ }
+ my $rep = &reply('serverdistarch',$lonhost);
+ unless ($rep eq 'unknown_command' || $rep eq 'no_such_host' ||
+ $rep eq 'con_lost' || $rep eq 'rejected' || $rep eq 'refused' ||
+ $rep eq '') {
+ return &do_cache_new('serverdistarch',$lonhost,$rep,$cachetime);
+ }
+ }
+ return;
+}
+
+sub get_servercerts_info {
+ my ($lonhost,$context) = @_;
+ my ($rep,$uselocal);
+ if (grep { $_ eq $lonhost } ¤t_machine_ids()) {
+ $uselocal = 1;
+ }
+ if (($context ne 'cgi') && ($uselocal)) {
+ my $distro = (split(/\:/,&get_server_distarch($lonhost)))[0];
+ if ($distro eq '') {
+ $uselocal = 0;
+ } elsif ($distro =~ /^(?:centos|redhat|scientific)(\d+)$/) {
+ if ($1 < 6) {
+ $uselocal = 0;
+ }
+ }
+ }
+ if ($uselocal) {
+ $rep = LONCAPA::Lond::server_certs(\%perlvar);
+ } else {
+ $rep=&reply('servercerts',$lonhost);
+ }
+ my ($result,%returnhash);
+ if (defined($lonhost)) {
+ if (!defined(&hostname($lonhost))) {
+ return;
+ }
+ }
+ if (($rep=~/^(refused|rejected|error)/) || ($rep eq 'con_lost') ||
+ ($rep eq 'unknown_cmd')) {
+ $result = $rep;
+ } else {
+ $result = 'ok';
+ my @pairs=split(/\&/,$rep);
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/=/,$item,2);
+ my $what = &unescape($key);
+ $returnhash{$what}=&thaw_unescape($value);
+ }
+ }
+ return ($result,\%returnhash);
+}
+
+sub get_server_loncaparev {
+ my ($dom,$lonhost,$ignore_cache,$caller) = @_;
+ if (defined($lonhost)) {
+ if (!defined(&hostname($lonhost))) {
+ undef($lonhost);
+ }
+ }
+ if (!defined($lonhost)) {
+ if (defined(&domain($dom,'primary'))) {
+ $lonhost=&domain($dom,'primary');
+ if ($lonhost eq 'no_host') {
+ undef($lonhost);
+ }
+ }
+ }
+ if (defined($lonhost)) {
+ my $cachetime = 12*3600;
+ if (!$ignore_cache) {
+ my ($loncaparev,$cached)=&is_cached_new('serverloncaparev',$lonhost);
+ if (defined($cached)) {
+ return $loncaparev;
+ }
+ }
+ my ($answer,$loncaparev);
+ my @ids=¤t_machine_ids();
+ if (grep(/^\Q$lonhost\E$/,@ids)) {
+ $answer = $perlvar{'lonVersion'};
+ if ($answer =~ /^[\'\"]?([\w.\-]+)[\'\"]?$/) {
+ $loncaparev = $1;
+ }
+ } else {
+ $answer = &reply('serverloncaparev',$lonhost);
+ if (($answer eq 'unknown_cmd') || ($answer eq 'con_lost')) {
+ if ($caller eq 'loncron') {
+ my $ua=new LWP::UserAgent;
+ $ua->timeout(4);
+ my $protocol = $protocol{$lonhost};
+ $protocol = 'http' if ($protocol ne 'https');
+ my $url = $protocol.'://'.&hostname($lonhost).'/adm/about.html';
+ my $request=new HTTP::Request('GET',$url);
+ my $response=$ua->request($request);
+ unless ($response->is_error()) {
+ my $content = $response->content;
+ if ($content =~ /<p>VERSION\:\s*([\w.\-]+)<\/p>/) {
+ $loncaparev = $1;
+ }
+ }
+ } else {
+ $loncaparev = $loncaparevs{$lonhost};
+ }
+ } elsif ($answer =~ /^[\'\"]?([\w.\-]+)[\'\"]?$/) {
+ $loncaparev = $1;
+ }
+ }
+ return &do_cache_new('serverloncaparev',$lonhost,$loncaparev,$cachetime);
+ }
+}
+
+sub get_server_homeID {
+ my ($hostname,$ignore_cache,$caller) = @_;
+ unless ($ignore_cache) {
+ my ($serverhomeID,$cached)=&is_cached_new('serverhomeID',$hostname);
+ if (defined($cached)) {
+ return $serverhomeID;
+ }
+ }
+ my $cachetime = 12*3600;
+ my $serverhomeID;
+ if ($caller eq 'loncron') {
+ my @machine_ids = &machine_ids($hostname);
+ foreach my $id (@machine_ids) {
+ my $response = &reply('serverhomeID',$id);
+ unless (($response eq 'unknown_cmd') || ($response eq 'con_lost')) {
+ $serverhomeID = $response;
+ last;
+ }
+ }
+ if ($serverhomeID eq '') {
+ $serverhomeID = $machine_ids[-1];
+ }
+ } else {
+ $serverhomeID = $serverhomeIDs{$hostname};
+ }
+ return &do_cache_new('serverhomeID',$hostname,$serverhomeID,$cachetime);
+}
+
+sub get_remote_globals {
+ my ($lonhost,$whathash,$ignore_cache) = @_;
+ my ($result,%returnhash,%whatneeded);
+ if (ref($whathash) eq 'HASH') {
+ foreach my $what (sort(keys(%{$whathash}))) {
+ my $hashid = $lonhost.'-'.$what;
+ my ($response,$cached);
+ unless ($ignore_cache) {
+ ($response,$cached)=&is_cached_new('lonnetglobal',$hashid);
+ }
+ if (defined($cached)) {
+ $returnhash{$what} = $response;
+ } else {
+ $whatneeded{$what} = 1;
+ }
+ }
+ if (keys(%whatneeded) == 0) {
+ $result = 'ok';
+ } else {
+ my $requested = &freeze_escape(\%whatneeded);
+ my $rep=&reply('readlonnetglobal:'.$requested,$lonhost);
+ if (($rep=~/^(refused|rejected|error)/) || ($rep eq 'con_lost') ||
+ ($rep eq 'unknown_cmd')) {
+ $result = $rep;
+ } else {
+ $result = 'ok';
+ my @pairs=split(/\&/,$rep);
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/=/,$item,2);
+ my $what = &unescape($key);
+ my $hashid = $lonhost.'-'.$what;
+ $returnhash{$what}=&thaw_unescape($value);
+ &do_cache_new('lonnetglobal',$hashid,$returnhash{$what},600);
+ }
+ }
+ }
+ }
+ return ($result,\%returnhash);
+}
+
+sub remote_devalidate_cache {
+ my ($lonhost,$cachekeys) = @_;
+ my $items;
+ return unless (ref($cachekeys) eq 'ARRAY');
+ my $cachestr = join('&',@{$cachekeys});
+ my $response = &reply('devalidatecache:'.&escape($cachestr),$lonhost);
+ return $response;
+}
# -------------------------------------------------- Non-critical communication
sub subreply {
@@ -170,7 +417,7 @@ sub subreply {
my $lockfile=$peerfile.".lock";
while (-e $lockfile) { # Need to wait for the lockfile to disappear.
- sleep(1);
+ sleep(0.1);
}
# At this point, either a loncnew parent is listening or an old lonc
# or loncnew child is listening so we can connect or everything's dead.
@@ -188,7 +435,7 @@ sub subreply {
} else {
&create_connection(&hostname($server),$server);
}
- sleep(1); # Try again later if failed connection.
+ sleep(0.1); # Try again later if failed connection.
}
my $answer;
if ($client) {
@@ -217,8 +464,8 @@ sub reply {
sub reconlonc {
my ($lonid) = @_;
- my $hostname = &hostname($lonid);
if ($lonid) {
+ my $hostname = &hostname($lonid);
my $peerfile="$perlvar{'lonSockDir'}/$hostname";
if ($hostname && -e $peerfile) {
&logthis("Trying to reconnect lonc for $lonid ($hostname)");
@@ -243,7 +490,7 @@ sub reconlonc {
&logthis("lonc at pid $loncpid responding, sending USR1");
kill USR1 => $loncpid;
sleep 1;
- } else {
+ } else {
&logthis(
"<font color=\"blue\">WARNING:".
" lonc at pid $loncpid not responding, giving up</font>");
@@ -264,7 +511,7 @@ sub critical {
}
my $answer=reply($cmd,$server);
if ($answer eq 'con_lost') {
- &reconlonc("$perlvar{'lonSockDir'}/$server");
+ &reconlonc($server);
my $answer=reply($cmd,$server);
if ($answer eq 'con_lost') {
my $now=time;
@@ -281,7 +528,7 @@ sub critical {
close($dfh);
}
}
- sleep 2;
+ sleep 1;
my $wcmd='';
{
my $dfh;
@@ -401,13 +648,34 @@ sub transfer_profile_to_env {
# ---------------------------------------------------- Check for valid session
sub check_for_valid_session {
- my ($r) = @_;
+ my ($r,$name,$userhashref) = @_;
my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
- my $lonid=$cookies{'lonID'};
+ my ($linkname,$pubname);
+ if ($name eq '') {
+ $name = 'lonID';
+ $linkname = 'lonLinkID';
+ $pubname = 'lonPubID';
+ }
+ my $lonid=$cookies{$name};
+ if (!$lonid) {
+ if (($name eq 'lonID') && ($ENV{'SERVER_PORT'} != 443) && ($linkname)) {
+ $lonid=$cookies{$linkname};
+ }
+ if (!$lonid) {
+ if (($name eq 'lonID') && ($pubname)) {
+ $lonid=$cookies{$pubname};
+ }
+ }
+ }
return undef if (!$lonid);
my $handle=&LONCAPA::clean_handle($lonid->value);
- my $lonidsdir=$r->dir_config('lonIDsDir');
+ my $lonidsdir;
+ if ($name eq 'lonDAV') {
+ $lonidsdir=$r->dir_config('lonDAVsessDir');
+ } else {
+ $lonidsdir=$r->dir_config('lonIDsDir');
+ }
return undef if (!-e "$lonidsdir/$handle.id");
my $opened = open(my $idf,'+<',"$lonidsdir/$handle.id");
@@ -424,6 +692,12 @@ sub check_for_valid_session {
|| !defined($disk_env{'user.domain'})) {
return undef;
}
+
+ if (ref($userhashref) eq 'HASH') {
+ $userhashref->{'name'} = $disk_env{'user.name'};
+ $userhashref->{'domain'} = $disk_env{'user.domain'};
+ }
+
return $handle;
}
@@ -457,7 +731,7 @@ sub appenv {
if (($key =~ /^user\.role/) || ($key =~ /^user\.priv/)) {
$refused = 1;
if (ref($roles) eq 'ARRAY') {
- my ($type,$role) = ($key =~ /^user\.(role|priv)\.([^.]+)\./);
+ my ($type,$role) = ($key =~ m{^user\.(role|priv)\.(.+?)\./});
if (grep(/^\Q$role\E$/,@{$roles})) {
$refused = 0;
}
@@ -489,11 +763,20 @@ sub appenv {
# ----------------------------------------------------- Delete from Environment
sub delenv {
- my $delthis=shift;
- if (($delthis=~/user\.role/) || ($delthis=~/user\.priv/)) {
- &logthis("<font color=\"blue\">WARNING: ".
- "Attempt to delete from environment ".$delthis);
- return 'error';
+ my ($delthis,$regexp,$roles) = @_;
+ if (($delthis=~/^user\.role/) || ($delthis=~/^user\.priv/)) {
+ my $refused = 1;
+ if (ref($roles) eq 'ARRAY') {
+ my ($type,$role) = ($delthis =~ /^user\.(role|priv)\.([^.]+)\./);
+ if (grep(/^\Q$role\E$/,@{$roles})) {
+ $refused = 0;
+ }
+ }
+ if ($refused) {
+ &logthis("<font color=\"blue\">WARNING: ".
+ "Attempt to delete from environment ".$delthis);
+ return 'error';
+ }
}
my $opened = open(my $env_file,'+<',$env{'user.environment'});
if ($opened
@@ -502,10 +785,17 @@ sub delenv {
tie(my %disk_env,'GDBM_File',$env{'user.environment'},
(&GDBM_WRITER()|&GDBM_NOLOCK()),0640)) {
foreach my $key (keys(%disk_env)) {
- if ($key=~/^$delthis/) {
- delete($env{$key});
- delete($disk_env{$key});
- }
+ if ($regexp) {
+ if ($key=~/^$delthis/) {
+ delete($env{$key});
+ delete($disk_env{$key});
+ }
+ } else {
+ if ($key=~/^\Q$delthis\E/) {
+ delete($env{$key});
+ delete($disk_env{$key});
+ }
+ }
}
untie(%disk_env);
}
@@ -595,67 +885,79 @@ sub userload {
return $userloadpercent;
}
-# ------------------------------------------ Fight off request when overloaded
-
-sub overloaderror {
- my ($r,$checkserver)=@_;
- unless ($checkserver) { $checkserver=$perlvar{'lonHostID'}; }
- my $loadavg;
- if ($checkserver eq $perlvar{'lonHostID'}) {
- open(my $loadfile,'/proc/loadavg');
- $loadavg=<$loadfile>;
- $loadavg =~ s/\s.*//g;
- $loadavg = 100*$loadavg/$perlvar{'lonLoadLim'};
- close($loadfile);
- } else {
- $loadavg=&reply('load',$checkserver);
- }
- my $overload=$loadavg-100;
- if ($overload>0) {
- $r->err_headers_out->{'Retry-After'}=$overload;
- $r->log_error('Overload of '.$overload.' on '.$checkserver);
- return 413;
- }
- return '';
-}
-
# ------------------------------ Find server with least workload from spare.tab
sub spareserver {
- my ($loadpercent,$userloadpercent,$want_server_name) = @_;
+ my ($loadpercent,$userloadpercent,$want_server_name,$udom) = @_;
my $spare_server;
if ($userloadpercent !~ /\d/) { $userloadpercent=0; }
my $lowest_load=($loadpercent > $userloadpercent) ? $loadpercent
: $userloadpercent;
-
- foreach my $try_server (@{ $spareid{'primary'} }) {
- ($spare_server, $lowest_load) =
- &compare_server_load($try_server, $spare_server, $lowest_load);
- }
-
- my $found_server = ($spare_server ne '' && $lowest_load < 100);
+ my ($uint_dom,$remotesessions);
+ if (($udom ne '') && (&domain($udom) ne '')) {
+ my $uprimary_id = &Apache::lonnet::domain($udom,'primary');
+ $uint_dom = &Apache::lonnet::internet_dom($uprimary_id);
+ my %udomdefaults = &Apache::lonnet::get_domain_defaults($udom);
+ $remotesessions = $udomdefaults{'remotesessions'};
+ }
+ my $spareshash = &this_host_spares($udom);
+ if (ref($spareshash) eq 'HASH') {
+ if (ref($spareshash->{'primary'}) eq 'ARRAY') {
+ foreach my $try_server (@{ $spareshash->{'primary'} }) {
+ next unless (&spare_can_host($udom,$uint_dom,$remotesessions,
+ $try_server));
+ ($spare_server, $lowest_load) =
+ &compare_server_load($try_server, $spare_server, $lowest_load);
+ }
+ }
- if (!$found_server) {
- foreach my $try_server (@{ $spareid{'default'} }) {
- ($spare_server, $lowest_load) =
- &compare_server_load($try_server, $spare_server, $lowest_load);
- }
+ my $found_server = ($spare_server ne '' && $lowest_load < 100);
+
+ if (!$found_server) {
+ if (ref($spareshash->{'default'}) eq 'ARRAY') {
+ foreach my $try_server (@{ $spareshash->{'default'} }) {
+ next unless (&spare_can_host($udom,$uint_dom,
+ $remotesessions,$try_server));
+ ($spare_server, $lowest_load) =
+ &compare_server_load($try_server, $spare_server, $lowest_load);
+ }
+ }
+ }
}
if (!$want_server_name) {
- $spare_server="http://".&hostname($spare_server);
+ my $protocol = 'http';
+ if ($protocol{$spare_server} eq 'https') {
+ $protocol = $protocol{$spare_server};
+ }
+ if (defined($spare_server)) {
+ my $hostname = &hostname($spare_server);
+ if (defined($hostname)) {
+ $spare_server = $protocol.'://'.$hostname;
+ }
+ }
}
return $spare_server;
}
sub compare_server_load {
- my ($try_server, $spare_server, $lowest_load) = @_;
+ my ($try_server, $spare_server, $lowest_load, $required) = @_;
+
+ if ($required) {
+ my ($reqdmajor,$reqdminor) = ($required =~ /^(\d+)\.(\d+)$/);
+ my $remoterev = &get_server_loncaparev(undef,$try_server);
+ my ($major,$minor) = ($remoterev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?$/);
+ if (($major eq '' && $minor eq '') ||
+ (($reqdmajor > $major) || (($reqdmajor == $major) && ($reqdminor > $minor)))) {
+ return ($spare_server,$lowest_load);
+ }
+ }
my $loadans = &reply('load', $try_server);
my $userloadans = &reply('userload',$try_server);
if ($loadans !~ /\d/ && $userloadans !~ /\d/) {
- next; #didn't get a number from the server
+ return ($spare_server, $lowest_load); #didn't get a number from the server
}
my $load;
@@ -681,9 +983,18 @@ sub compare_server_load {
# --------------------------- ask offload servers if user already has a session
sub find_existing_session {
my ($udom,$uname) = @_;
- foreach my $try_server (@{ $spareid{'primary'} },
- @{ $spareid{'default'} }) {
- return $try_server if (&has_user_session($try_server, $udom, $uname));
+ my $spareshash = &this_host_spares($udom);
+ if (ref($spareshash) eq 'HASH') {
+ if (ref($spareshash->{'primary'}) eq 'ARRAY') {
+ foreach my $try_server (@{ $spareshash->{'primary'} }) {
+ return $try_server if (&has_user_session($try_server, $udom, $uname));
+ }
+ }
+ if (ref($spareshash->{'default'}) eq 'ARRAY') {
+ foreach my $try_server (@{ $spareshash->{'default'} }) {
+ return $try_server if (&has_user_session($try_server, $udom, $uname));
+ }
+ }
}
return;
}
@@ -698,13 +1009,70 @@ sub has_user_session {
return 0;
}
+# --------- determine least loaded server in a user's domain which allows login
+
+sub choose_server {
+ my ($udom,$checkloginvia,$required,$skiploadbal) = @_;
+ my %domconfhash = &Apache::loncommon::get_domainconf($udom);
+ my %servers = &get_servers($udom);
+ my $lowest_load = 30000;
+ my ($login_host,$hostname,$portal_path,$isredirect,$balancers);
+ if ($skiploadbal) {
+ ($balancers,my $cached)=&is_cached_new('loadbalancing',$udom);
+ unless (defined($cached)) {
+ my $cachetime = 60*60*24;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['loadbalancing'],$udom);
+ if (ref($domconfig{'loadbalancing'}) eq 'HASH') {
+ $balancers = &do_cache_new('loadbalancing',$udom,$domconfig{'loadbalancing'},
+ $cachetime);
+ }
+ }
+ }
+ foreach my $lonhost (keys(%servers)) {
+ if ($skiploadbal) {
+ if (ref($balancers) eq 'HASH') {
+ next if (exists($balancers->{$lonhost}));
+ }
+ }
+ my $loginvia;
+ if ($checkloginvia) {
+ $loginvia = $domconfhash{$udom.'.login.loginvia_'.$lonhost};
+ if ($loginvia) {
+ my ($server,$path) = split(/:/,$loginvia);
+ ($login_host, $lowest_load) =
+ &compare_server_load($server, $login_host, $lowest_load, $required);
+ if ($login_host eq $server) {
+ $portal_path = $path;
+ $isredirect = 1;
+ }
+ } else {
+ ($login_host, $lowest_load) =
+ &compare_server_load($lonhost, $login_host, $lowest_load, $required);
+ if ($login_host eq $lonhost) {
+ $portal_path = '';
+ $isredirect = '';
+ }
+ }
+ } else {
+ ($login_host, $lowest_load) =
+ &compare_server_load($lonhost, $login_host, $lowest_load, $required);
+ }
+ }
+ if ($login_host ne '') {
+ $hostname = &hostname($login_host);
+ }
+ return ($login_host,$hostname,$portal_path,$isredirect,$lowest_load);
+}
+
# --------------------------------------------- Try to change a user's password
sub changepass {
my ($uname,$udom,$currentpass,$newpass,$server,$context)=@_;
$currentpass = &escape($currentpass);
$newpass = &escape($newpass);
- my $answer = reply("encrypt:passwd:$udom:$uname:$currentpass:$newpass:$context",
+ my $lonhost = $perlvar{'lonHostID'};
+ my $answer = reply("encrypt:passwd:$udom:$uname:$currentpass:$newpass:$context:$lonhost",
$server);
if (! $answer) {
&logthis("No reply on password change request to $server ".
@@ -729,6 +1097,9 @@ sub changepass {
} elsif ($answer =~ "^refused") {
&logthis("$server refused to change $uname in $udom password because ".
"it was sent an unencrypted request to change the password.");
+ } elsif ($answer =~ "invalid_client") {
+ &logthis("$server refused to change $uname in $udom password because ".
+ "it was a reset by e-mail originating from an invalid server.");
}
return $answer;
}
@@ -752,7 +1123,7 @@ sub queryauthenticate {
# --------- Try to authenticate user from domain's lib servers (first this one)
sub authenticate {
- my ($uname,$upass,$udom,$checkdefauth)=@_;
+ my ($uname,$upass,$udom,$checkdefauth,$clientcancheckhost)=@_;
$upass=&escape($upass);
$uname= &LONCAPA::clean_username($uname);
my $uhome=&homeserver($uname,$udom,1);
@@ -775,7 +1146,7 @@ sub authenticate {
return 'no_host';
}
}
- my $answer=reply("encrypt:auth:$udom:$uname:$upass:$checkdefauth",$uhome);
+ my $answer=reply("encrypt:auth:$udom:$uname:$upass:$checkdefauth:$clientcancheckhost",$uhome);
if ($answer eq 'authorized') {
if ($newhome) {
&logthis("User $uname at $udom authorized by $uhome, but needs account");
@@ -793,6 +1164,438 @@ sub authenticate {
return 'no_host';
}
+sub can_host_session {
+ my ($udom,$lonhost,$remoterev,$remotesessions,$hostedsessions) = @_;
+ my $canhost = 1;
+ my $host_idn = &Apache::lonnet::internet_dom($lonhost);
+ if (ref($remotesessions) eq 'HASH') {
+ if (ref($remotesessions->{'excludedomain'}) eq 'ARRAY') {
+ if (grep(/^\Q$host_idn\E$/,@{$remotesessions->{'excludedomain'}})) {
+ $canhost = 0;
+ } else {
+ $canhost = 1;
+ }
+ }
+ if (ref($remotesessions->{'includedomain'}) eq 'ARRAY') {
+ if (grep(/^\Q$host_idn\E$/,@{$remotesessions->{'includedomain'}})) {
+ $canhost = 1;
+ } else {
+ $canhost = 0;
+ }
+ }
+ if ($canhost) {
+ if ($remotesessions->{'version'} ne '') {
+ my ($reqmajor,$reqminor) = ($remotesessions->{'version'} =~ /^(\d+)\.(\d+)$/);
+ if ($reqmajor ne '' && $reqminor ne '') {
+ if ($remoterev =~ /^\'?(\d+)\.(\d+)/) {
+ my $major = $1;
+ my $minor = $2;
+ if (($major < $reqmajor ) ||
+ (($major == $reqmajor) && ($minor < $reqminor))) {
+ $canhost = 0;
+ }
+ } else {
+ $canhost = 0;
+ }
+ }
+ }
+ }
+ }
+ if ($canhost) {
+ if (ref($hostedsessions) eq 'HASH') {
+ my $uprimary_id = &Apache::lonnet::domain($udom,'primary');
+ my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id);
+ if (ref($hostedsessions->{'excludedomain'}) eq 'ARRAY') {
+ if (($uint_dom ne '') &&
+ (grep(/^\Q$uint_dom\E$/,@{$hostedsessions->{'excludedomain'}}))) {
+ $canhost = 0;
+ } else {
+ $canhost = 1;
+ }
+ }
+ if (ref($hostedsessions->{'includedomain'}) eq 'ARRAY') {
+ if (($uint_dom ne '') &&
+ (grep(/^\Q$uint_dom\E$/,@{$hostedsessions->{'includedomain'}}))) {
+ $canhost = 1;
+ } else {
+ $canhost = 0;
+ }
+ }
+ }
+ }
+ return $canhost;
+}
+
+sub spare_can_host {
+ my ($udom,$uint_dom,$remotesessions,$try_server)=@_;
+ my $canhost=1;
+ my $try_server_hostname = &hostname($try_server);
+ my $serverhomeID = &get_server_homeID($try_server_hostname);
+ my $serverhomedom = &host_domain($serverhomeID);
+ my %defdomdefaults = &get_domain_defaults($serverhomedom);
+ if (ref($defdomdefaults{'offloadnow'}) eq 'HASH') {
+ if ($defdomdefaults{'offloadnow'}{$try_server}) {
+ $canhost = 0;
+ }
+ }
+ if (($canhost) && ($uint_dom)) {
+ my @intdoms;
+ my $internet_names = &get_internet_names($try_server);
+ if (ref($internet_names) eq 'ARRAY') {
+ @intdoms = @{$internet_names};
+ }
+ unless (grep(/^\Q$uint_dom\E$/,@intdoms)) {
+ my $remoterev = &get_server_loncaparev(undef,$try_server);
+ $canhost = &can_host_session($udom,$try_server,$remoterev,
+ $remotesessions,
+ $defdomdefaults{'hostedsessions'});
+ }
+ }
+ return $canhost;
+}
+
+sub this_host_spares {
+ my ($dom) = @_;
+ my ($dom_in_use,$lonhost_in_use,$result);
+ my @hosts = ¤t_machine_ids();
+ foreach my $lonhost (@hosts) {
+ if (&host_domain($lonhost) eq $dom) {
+ $dom_in_use = $dom;
+ $lonhost_in_use = $lonhost;
+ last;
+ }
+ }
+ if ($dom_in_use ne '') {
+ $result = &spares_for_offload($dom_in_use,$lonhost_in_use);
+ }
+ if (ref($result) ne 'HASH') {
+ $lonhost_in_use = $perlvar{'lonHostID'};
+ $dom_in_use = &host_domain($lonhost_in_use);
+ $result = &spares_for_offload($dom_in_use,$lonhost_in_use);
+ if (ref($result) ne 'HASH') {
+ $result = \%spareid;
+ }
+ }
+ return $result;
+}
+
+sub spares_for_offload {
+ my ($dom_in_use,$lonhost_in_use) = @_;
+ my ($result,$cached)=&is_cached_new('spares',$dom_in_use);
+ if (defined($cached)) {
+ return $result;
+ } else {
+ my $cachetime = 60*60*24;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['usersessions'],$dom_in_use);
+ if (ref($domconfig{'usersessions'}) eq 'HASH') {
+ if (ref($domconfig{'usersessions'}{'spares'}) eq 'HASH') {
+ if (ref($domconfig{'usersessions'}{'spares'}{$lonhost_in_use}) eq 'HASH') {
+ return &do_cache_new('spares',$dom_in_use,$domconfig{'usersessions'}{'spares'}{$lonhost_in_use},$cachetime);
+ }
+ }
+ }
+ }
+ return;
+}
+
+sub get_lonbalancer_config {
+ my ($servers) = @_;
+ my ($currbalancer,$currtargets);
+ if (ref($servers) eq 'HASH') {
+ foreach my $server (keys(%{$servers})) {
+ my %what = (
+ spareid => 1,
+ perlvar => 1,
+ );
+ my ($result,$returnhash) = &get_remote_globals($server,\%what);
+ if ($result eq 'ok') {
+ if (ref($returnhash) eq 'HASH') {
+ if (ref($returnhash->{'perlvar'}) eq 'HASH') {
+ if ($returnhash->{'perlvar'}->{'lonBalancer'} eq 'yes') {
+ $currbalancer = $server;
+ $currtargets = {};
+ if (ref($returnhash->{'spareid'}) eq 'HASH') {
+ if (ref($returnhash->{'spareid'}->{'primary'}) eq 'ARRAY') {
+ $currtargets->{'primary'} = $returnhash->{'spareid'}->{'primary'};
+ }
+ if (ref($returnhash->{'spareid'}->{'default'}) eq 'ARRAY') {
+ $currtargets->{'default'} = $returnhash->{'spareid'}->{'default'};
+ }
+ }
+ last;
+ }
+ }
+ }
+ }
+ }
+ }
+ return ($currbalancer,$currtargets);
+}
+
+sub check_loadbalancing {
+ my ($uname,$udom,$caller) = @_;
+ my ($is_balancer,$currtargets,$currrules,$dom_in_use,$homeintdom,
+ $rule_in_effect,$offloadto,$otherserver);
+ my $lonhost = $perlvar{'lonHostID'};
+ my @hosts = ¤t_machine_ids();
+ my $uprimary_id = &Apache::lonnet::domain($udom,'primary');
+ my $uintdom = &Apache::lonnet::internet_dom($uprimary_id);
+ my $intdom = &Apache::lonnet::internet_dom($lonhost);
+ my $serverhomedom = &host_domain($lonhost);
+ my $domneedscache;
+ my $cachetime = 60*60*24;
+
+ if (($uintdom ne '') && ($uintdom eq $intdom)) {
+ $dom_in_use = $udom;
+ $homeintdom = 1;
+ } else {
+ $dom_in_use = $serverhomedom;
+ }
+ my ($result,$cached)=&is_cached_new('loadbalancing',$dom_in_use);
+ unless (defined($cached)) {
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['loadbalancing'],$dom_in_use);
+ if (ref($domconfig{'loadbalancing'}) eq 'HASH') {
+ $result = &do_cache_new('loadbalancing',$dom_in_use,$domconfig{'loadbalancing'},$cachetime);
+ } else {
+ $domneedscache = $dom_in_use;
+ }
+ }
+ if (ref($result) eq 'HASH') {
+ ($is_balancer,$currtargets,$currrules) =
+ &check_balancer_result($result,@hosts);
+ if ($is_balancer) {
+ if (ref($currrules) eq 'HASH') {
+ if ($homeintdom) {
+ if ($uname ne '') {
+ if (($currrules->{'_LC_adv'} ne '') || ($currrules->{'_LC_author'} ne '')) {
+ my ($is_adv,$is_author) = &is_advanced_user($udom,$uname);
+ if (($currrules->{'_LC_author'} ne '') && ($is_author)) {
+ $rule_in_effect = $currrules->{'_LC_author'};
+ } elsif (($currrules->{'_LC_adv'} ne '') && ($is_adv)) {
+ $rule_in_effect = $currrules->{'_LC_adv'}
+ }
+ }
+ if ($rule_in_effect eq '') {
+ my %userenv = &userenvironment($udom,$uname,'inststatus');
+ if ($userenv{'inststatus'} ne '') {
+ my @statuses = map { &unescape($_); } split(/:/,$userenv{'inststatus'});
+ my ($othertitle,$usertypes,$types) =
+ &Apache::loncommon::sorted_inst_types($udom);
+ if (ref($types) eq 'ARRAY') {
+ foreach my $type (@{$types}) {
+ if (grep(/^\Q$type\E$/,@statuses)) {
+ if (exists($currrules->{$type})) {
+ $rule_in_effect = $currrules->{$type};
+ }
+ }
+ }
+ }
+ } else {
+ if (exists($currrules->{'default'})) {
+ $rule_in_effect = $currrules->{'default'};
+ }
+ }
+ }
+ } else {
+ if (exists($currrules->{'default'})) {
+ $rule_in_effect = $currrules->{'default'};
+ }
+ }
+ } else {
+ if ($currrules->{'_LC_external'} ne '') {
+ $rule_in_effect = $currrules->{'_LC_external'};
+ }
+ }
+ $offloadto = &get_loadbalancer_targets($rule_in_effect,$currtargets,
+ $uname,$udom);
+ }
+ }
+ } elsif (($homeintdom) && ($udom ne $serverhomedom)) {
+ ($result,$cached)=&is_cached_new('loadbalancing',$serverhomedom);
+ unless (defined($cached)) {
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['loadbalancing'],$serverhomedom);
+ if (ref($domconfig{'loadbalancing'}) eq 'HASH') {
+ $result = &do_cache_new('loadbalancing',$serverhomedom,$domconfig{'loadbalancing'},$cachetime);
+ } else {
+ $domneedscache = $serverhomedom;
+ }
+ }
+ if (ref($result) eq 'HASH') {
+ ($is_balancer,$currtargets,$currrules) =
+ &check_balancer_result($result,@hosts);
+ if ($is_balancer) {
+ if (ref($currrules) eq 'HASH') {
+ if ($currrules->{'_LC_internetdom'} ne '') {
+ $rule_in_effect = $currrules->{'_LC_internetdom'};
+ }
+ }
+ $offloadto = &get_loadbalancer_targets($rule_in_effect,$currtargets,
+ $uname,$udom);
+ }
+ } else {
+ if ($perlvar{'lonBalancer'} eq 'yes') {
+ $is_balancer = 1;
+ $offloadto = &this_host_spares($dom_in_use);
+ }
+ unless (defined($cached)) {
+ $domneedscache = $serverhomedom;
+ }
+ }
+ } else {
+ if ($perlvar{'lonBalancer'} eq 'yes') {
+ $is_balancer = 1;
+ $offloadto = &this_host_spares($dom_in_use);
+ }
+ unless (defined($cached)) {
+ $domneedscache = $serverhomedom;
+ }
+ }
+ if ($domneedscache) {
+ &do_cache_new('loadbalancing',$domneedscache,$is_balancer,$cachetime);
+ }
+ if ($is_balancer) {
+ my $lowest_load = 30000;
+ if (ref($offloadto) eq 'HASH') {
+ if (ref($offloadto->{'primary'}) eq 'ARRAY') {
+ foreach my $try_server (@{$offloadto->{'primary'}}) {
+ ($otherserver,$lowest_load) =
+ &compare_server_load($try_server,$otherserver,$lowest_load);
+ }
+ }
+ my $found_server = ($otherserver ne '' && $lowest_load < 100);
+
+ if (!$found_server) {
+ if (ref($offloadto->{'default'}) eq 'ARRAY') {
+ foreach my $try_server (@{$offloadto->{'default'}}) {
+ ($otherserver,$lowest_load) =
+ &compare_server_load($try_server,$otherserver,$lowest_load);
+ }
+ }
+ }
+ } elsif (ref($offloadto) eq 'ARRAY') {
+ if (@{$offloadto} == 1) {
+ $otherserver = $offloadto->[0];
+ } elsif (@{$offloadto} > 1) {
+ foreach my $try_server (@{$offloadto}) {
+ ($otherserver,$lowest_load) =
+ &compare_server_load($try_server,$otherserver,$lowest_load);
+ }
+ }
+ }
+ unless ($caller eq 'login') {
+ if (($otherserver ne '') && (grep(/^\Q$otherserver\E$/,@hosts))) {
+ $is_balancer = 0;
+ if ($uname ne '' && $udom ne '') {
+ if (($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) {
+
+ &appenv({'user.loadbalexempt' => $lonhost,
+ 'user.loadbalcheck.time' => time});
+ }
+ }
+ }
+ }
+ }
+ return ($is_balancer,$otherserver);
+}
+
+sub check_balancer_result {
+ my ($result,@hosts) = @_;
+ my ($is_balancer,$currtargets,$currrules);
+ if (ref($result) eq 'HASH') {
+ if ($result->{'lonhost'} ne '') {
+ my $currbalancer = $result->{'lonhost'};
+ if (grep(/^\Q$currbalancer\E$/,@hosts)) {
+ $is_balancer = 1;
+ $currtargets = $result->{'targets'};
+ $currrules = $result->{'rules'};
+ }
+ } else {
+ foreach my $key (keys(%{$result})) {
+ if (($key ne '') && (grep(/^\Q$key\E$/,@hosts)) &&
+ (ref($result->{$key}) eq 'HASH')) {
+ $is_balancer = 1;
+ $currrules = $result->{$key}{'rules'};
+ $currtargets = $result->{$key}{'targets'};
+ last;
+ }
+ }
+ }
+ }
+ return ($is_balancer,$currtargets,$currrules);
+}
+
+sub get_loadbalancer_targets {
+ my ($rule_in_effect,$currtargets,$uname,$udom) = @_;
+ my $offloadto;
+ if ($rule_in_effect eq 'none') {
+ return [$perlvar{'lonHostID'}];
+ } elsif ($rule_in_effect eq '') {
+ $offloadto = $currtargets;
+ } else {
+ if ($rule_in_effect eq 'homeserver') {
+ my $homeserver = &homeserver($uname,$udom);
+ if ($homeserver ne 'no_host') {
+ $offloadto = [$homeserver];
+ }
+ } elsif ($rule_in_effect eq 'externalbalancer') {
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['loadbalancing'],$udom);
+ if (ref($domconfig{'loadbalancing'}) eq 'HASH') {
+ if ($domconfig{'loadbalancing'}{'lonhost'} ne '') {
+ if (&hostname($domconfig{'loadbalancing'}{'lonhost'}) ne '') {
+ $offloadto = [$domconfig{'loadbalancing'}{'lonhost'}];
+ }
+ }
+ } else {
+ my %servers = &internet_dom_servers($udom);
+ my ($remotebalancer,$remotetargets) = &get_lonbalancer_config(\%servers);
+ if (&hostname($remotebalancer) ne '') {
+ $offloadto = [$remotebalancer];
+ }
+ }
+ } elsif (&hostname($rule_in_effect) ne '') {
+ $offloadto = [$rule_in_effect];
+ }
+ }
+ return $offloadto;
+}
+
+sub internet_dom_servers {
+ my ($dom) = @_;
+ my (%uniqservers,%servers);
+ my $primaryserver = &hostname(&domain($dom,'primary'));
+ my @machinedoms = &machine_domains($primaryserver);
+ foreach my $mdom (@machinedoms) {
+ my %currservers = %servers;
+ my %server = &get_servers($mdom);
+ %servers = (%currservers,%server);
+ }
+ my %by_hostname;
+ foreach my $id (keys(%servers)) {
+ push(@{$by_hostname{$servers{$id}}},$id);
+ }
+ foreach my $hostname (sort(keys(%by_hostname))) {
+ if (@{$by_hostname{$hostname}} > 1) {
+ my $match = 0;
+ foreach my $id (@{$by_hostname{$hostname}}) {
+ if (&host_domain($id) eq $dom) {
+ $uniqservers{$id} = $hostname;
+ $match = 1;
+ }
+ }
+ unless ($match) {
+ $uniqservers{$by_hostname{$hostname}[0]} = $hostname;
+ }
+ } else {
+ $uniqservers{$by_hostname{$hostname}[0]} = $hostname;
+ }
+ }
+ return %uniqservers;
+}
+
# ---------------------- Find the homebase for a user from domain's lib servers
my %homecache;
@@ -818,17 +1621,33 @@ sub homeserver {
return 'no_host';
}
-# ------------------------------------- Find the usernames behind a list of IDs
+# ----- Find the usernames behind a list of student/employee IDs or clicker IDs
sub idget {
- my ($udom,@ids)=@_;
+ my ($udom,$idsref,$namespace)=@_;
my %returnhash=();
+ my @ids=();
+ if (ref($idsref) eq 'ARRAY') {
+ @ids = @{$idsref};
+ } else {
+ return %returnhash;
+ }
+ if ($namespace eq '') {
+ $namespace = 'ids';
+ }
my %servers = &get_servers($udom,'library');
foreach my $tryserver (keys(%servers)) {
- my $idlist=join('&',@ids);
- $idlist=~tr/A-Z/a-z/;
- my $reply=&reply("idget:$udom:".$idlist,$tryserver);
+ my $idlist=join('&', map { &escape($_); } @ids);
+ if ($namespace eq 'ids') {
+ $idlist=~tr/A-Z/a-z/;
+ }
+ my $reply;
+ if ($namespace eq 'ids') {
+ $reply=&reply("idget:$udom:".$idlist,$tryserver);
+ } else {
+ $reply=&reply("getdom:$udom:$namespace:$idlist",$tryserver);
+ }
my @answer=();
if (($reply ne 'con_lost') && ($reply!~/^error\:/)) {
@answer=split(/\&/,$reply);
@@ -836,10 +1655,10 @@ sub idget {
my $i;
for ($i=0;$i<=$#ids;$i++) {
if ($answer[$i]) {
- $returnhash{$ids[$i]}=$answer[$i];
- }
+ $returnhash{$ids[$i]}=&unescape($answer[$i]);
+ }
}
- }
+ }
return %returnhash;
}
@@ -854,34 +1673,157 @@ sub idrget {
return %returnhash;
}
-# ------------------------------- Store away a list of names and associated IDs
+# Store away a list of names and associated student/employee IDs or clicker IDs
sub idput {
- my ($udom,%ids)=@_;
+ my ($udom,$idsref,$uhom,$namespace)=@_;
my %servers=();
+ my %ids=();
+ my %byid = ();
+ if (ref($idsref) eq 'HASH') {
+ %ids=%{$idsref};
+ }
+ if ($namespace eq '') {
+ $namespace = 'ids';
+ }
foreach my $uname (keys(%ids)) {
&cput('environment',{'id'=>$ids{$uname}},$udom,$uname);
- my $uhom=&homeserver($uname,$udom);
+ if ($uhom eq '') {
+ $uhom=&homeserver($uname,$udom);
+ }
if ($uhom ne 'no_host') {
- my $id=&escape($ids{$uname});
- $id=~tr/A-Z/a-z/;
my $esc_unam=&escape($uname);
- if ($servers{$uhom}) {
- $servers{$uhom}.='&'.$id.'='.$esc_unam;
+ if ($namespace eq 'ids') {
+ my $id=&escape($ids{$uname});
+ $id=~tr/A-Z/a-z/;
+ my $esc_unam=&escape($uname);
+ $servers{$uhom}.=$id.'='.$esc_unam.'&';
} else {
- $servers{$uhom}=$id.'='.$esc_unam;
+ my @currids = split(/,/,$ids{$uname});
+ foreach my $id (@currids) {
+ $byid{$uhom}{$id} .= $uname.',';
+ }
+ }
+ }
+ }
+ if ($namespace eq 'clickers') {
+ foreach my $server (keys(%byid)) {
+ if (ref($byid{$server}) eq 'HASH') {
+ foreach my $id (keys(%{$byid{$server}})) {
+ $byid{$server} =~ s/,$//;
+ $servers{$uhom}.=&escape($id).'='.&escape($byid{$server}).'&';
+ }
+ }
+ }
+ }
+ foreach my $server (keys(%servers)) {
+ $servers{$server} =~ s/\&$//;
+ if ($namespace eq 'ids') {
+ &critical('idput:'.$udom.':'.$servers{$server},$server);
+ } else {
+ &critical('updateclickers:'.$udom.':add:'.$servers{$server},$server);
+ }
+ }
+}
+
+# ------------- Delete unwanted student/employee IDs or clicker IDs from domain
+
+sub iddel {
+ my ($udom,$idshashref,$uhome,$namespace)=@_;
+ my %result=();
+ my %ids=();
+ my %byid = ();
+ if (ref($idshashref) eq 'HASH') {
+ %ids=%{$idshashref};
+ } else {
+ return %result;
+ }
+ if ($namespace eq '') {
+ $namespace = 'ids';
+ }
+ my %servers=();
+ while (my ($id,$unamestr) = each(%ids)) {
+ if ($namespace eq 'ids') {
+ my $uhom = $uhome;
+ if ($uhom eq '') {
+ $uhom=&homeserver($unamestr,$udom);
+ }
+ if ($uhom ne 'no_host') {
+ $servers{$uhom}.='&'.&escape($id);
+ }
+ } else {
+ my @curritems = split(/,/,$ids{$id});
+ foreach my $uname (@curritems) {
+ my $uhom = $uhome;
+ if ($uhom eq '') {
+ $uhom=&homeserver($uname,$udom);
+ }
+ if ($uhom ne 'no_host') {
+ $byid{$uhom}{$id} .= $uname.',';
+ }
+ }
+ }
+ }
+ if ($namespace eq 'clickers') {
+ foreach my $server (keys(%byid)) {
+ if (ref($byid{$server}) eq 'HASH') {
+ foreach my $id (keys(%{$byid{$server}})) {
+ $byid{$server}{$id} =~ s/,$//;
+ $servers{$server}.=&escape($id).'='.&escape($byid{$server}{$id}).'&';
+ }
}
}
}
foreach my $server (keys(%servers)) {
- &critical('idput:'.$udom.':'.$servers{$server},$server);
+ $servers{$server} =~ s/\&$//;
+ if ($namespace eq 'ids') {
+ $result{$server} = &critical('iddel:'.$udom.':'.$servers{$server},$uhome);
+ } elsif ($namespace eq 'clickers') {
+ $result{$server} = &critical('updateclickers:'.$udom.':del:'.$servers{$server},$server);
+ }
+ }
+ return %result;
+}
+
+# ----- Update clicker ID-to-username look-ups in clickers.db on library server
+
+sub updateclickers {
+ my ($udom,$action,$idshashref,$uhome,$critical) = @_;
+ my %clickers;
+ if (ref($idshashref) eq 'HASH') {
+ %clickers=%{$idshashref};
+ } else {
+ return;
}
+ my $items='';
+ foreach my $item (keys(%clickers)) {
+ $items.=&escape($item).'='.&escape($clickers{$item}).'&';
+ }
+ $items=~s/\&$//;
+ my $request = "updateclickers:$udom:$action:$items";
+ if ($critical) {
+ return &critical($request,$uhome);
+ } else {
+ return &reply($request,$uhome);
+ }
+}
+
+# ------------------------------dump from db file owned by domainconfig user
+sub dump_dom {
+ my ($namespace, $udom, $regexp) = @_;
+
+ $udom ||= $env{'user.domain'};
+
+ return () unless $udom;
+
+ return &dump($namespace, $udom, &get_domainconfiguser($udom), $regexp);
}
-# ------------------------------------------- get items from domain db files
+# ------------------------------------------ get items from domain db files
sub get_dom {
my ($namespace,$storearr,$udom,$uhome)=@_;
+ return if ($udom eq 'public');
my $items='';
foreach my $item (@$storearr) {
$items.=&escape($item).'&';
@@ -889,6 +1831,7 @@ sub get_dom {
$items=~s/\&$//;
if (!$udom) {
$udom=$env{'user.domain'};
+ return if ($udom eq 'public');
if (defined(&domain($udom,'primary'))) {
$uhome=&domain($udom,'primary');
} else {
@@ -952,37 +1895,77 @@ sub put_dom {
}
}
+# --------------------- newput for items in db file owned by domainconfig user
+sub newput_dom {
+ my ($namespace,$storehash,$udom) = @_;
+ my $result;
+ if (!$udom) {
+ $udom=$env{'user.domain'};
+ }
+ if ($udom) {
+ my $uname = &get_domainconfiguser($udom);
+ $result = &newput($namespace,$storehash,$udom,$uname);
+ }
+ return $result;
+}
+
+# --------------------- delete for items in db file owned by domainconfig user
+sub del_dom {
+ my ($namespace,$storearr,$udom)=@_;
+ if (ref($storearr) eq 'ARRAY') {
+ if (!$udom) {
+ $udom=$env{'user.domain'};
+ }
+ if ($udom) {
+ my $uname = &get_domainconfiguser($udom);
+ return &del($namespace,$storearr,$udom,$uname);
+ }
+ }
+}
+
+# ----------------------------------construct domainconfig user for a domain
+sub get_domainconfiguser {
+ my ($udom) = @_;
+ return $udom.'-domainconfig';
+}
+
sub retrieve_inst_usertypes {
my ($udom) = @_;
my (%returnhash,@order);
- if (defined(&domain($udom,'primary'))) {
- my $uhome=&domain($udom,'primary');
- my $rep=&reply("inst_usertypes:$udom",$uhome);
- if ($rep =~ /^(con_lost|error|no_such_host|refused)/) {
- &logthis("get_dom failed - $rep returned from $uhome in domain: $udom");
- return (\%returnhash,\@order);
- }
- my ($hashitems,$orderitems) = split(/:/,$rep);
- my @pairs=split(/\&/,$hashitems);
- foreach my $item (@pairs) {
- my ($key,$value)=split(/=/,$item,2);
- $key = &unescape($key);
- next if ($key =~ /^error: 2 /);
- $returnhash{$key}=&thaw_unescape($value);
- }
- my @esc_order = split(/\&/,$orderitems);
- foreach my $item (@esc_order) {
- push(@order,&unescape($item));
- }
+ my %domdefs = &Apache::lonnet::get_domain_defaults($udom);
+ if ((ref($domdefs{'inststatustypes'}) eq 'HASH') &&
+ (ref($domdefs{'inststatusorder'}) eq 'ARRAY')) {
+ return ($domdefs{'inststatustypes'},$domdefs{'inststatusorder'});
} else {
- &logthis("get_dom failed - no primary domain server for $udom");
+ if (defined(&domain($udom,'primary'))) {
+ my $uhome=&domain($udom,'primary');
+ my $rep=&reply("inst_usertypes:$udom",$uhome);
+ if ($rep =~ /^(con_lost|error|no_such_host|refused)/) {
+ &logthis("retrieve_inst_usertypes failed - $rep returned from $uhome in domain: $udom");
+ return (\%returnhash,\@order);
+ }
+ my ($hashitems,$orderitems) = split(/:/,$rep);
+ my @pairs=split(/\&/,$hashitems);
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/=/,$item,2);
+ $key = &unescape($key);
+ next if ($key =~ /^error: 2 /);
+ $returnhash{$key}=&thaw_unescape($value);
+ }
+ my @esc_order = split(/\&/,$orderitems);
+ foreach my $item (@esc_order) {
+ push(@order,&unescape($item));
+ }
+ } else {
+ &logthis("retrieve_inst_usertypes failed - no primary domain server for $udom");
+ }
+ return (\%returnhash,\@order);
}
- return (\%returnhash,\@order);
}
sub is_domainimage {
my ($url) = @_;
- if ($url=~m-^/+res/+($match_domain)/+\1\-domainconfig/+(img|logo|domlogo)/+-) {
+ if ($url=~m-^/+res/+($match_domain)/+\1\-domainconfig/+(img|logo|domlogo)/+[^/]-) {
if (&domain($1) ne '') {
return '1';
}
@@ -1123,6 +2106,63 @@ sub get_instuser {
return ($outcome,%userinfo);
}
+sub get_multiple_instusers {
+ my ($udom,$users,$caller) = @_;
+ my ($outcome,$results);
+ if (ref($users) eq 'HASH') {
+ my $count = keys(%{$users});
+ my $requested = &freeze_escape($users);
+ my $homeserver = &domain($udom,'primary');
+ if ($homeserver ne '') {
+ my $queryid=&reply('querysend:getmultinstusers:::'.$caller.'='.$requested,$homeserver);
+ my $host=&hostname($homeserver);
+ if ($queryid !~/^\Q$host\E\_/) {
+ &logthis('get_multiple_instusers invalid queryid: '.$queryid.
+ ' for host: '.$homeserver.'in domain '.$udom);
+ return ($outcome,$results);
+ }
+ my $response = &get_query_reply($queryid);
+ my $maxtries = 5;
+ if ($count > 100) {
+ $maxtries = 1+int($count/20);
+ }
+ my $tries = 1;
+ while (($response=~/^timeout/) && ($tries <= $maxtries)) {
+ $response = &get_query_reply($queryid);
+ $tries ++;
+ }
+ if ($response eq '') {
+ $results = {};
+ foreach my $key (keys(%{$users})) {
+ my ($uname,$id);
+ if ($caller eq 'id') {
+ $id = $key;
+ } else {
+ $uname = $key;
+ }
+ my ($resp,%info) = &get_instuser($udom,$uname,$id);
+ $outcome = $resp;
+ if ($resp eq 'ok') {
+ %{$results} = (%{$results}, %info);
+ } else {
+ last;
+ }
+ }
+ } elsif(!&error($response) && ($response ne 'refused')) {
+ if (($response eq 'unavailable') || ($response eq 'invalid') || ($response eq 'timeout')) {
+ $outcome = $response;
+ } else {
+ ($outcome,my $userdata) = split(/=/,$response,2);
+ if ($outcome eq 'ok') {
+ $results = &thaw_unescape($userdata);
+ }
+ }
+ }
+ }
+ }
+ return ($outcome,$results);
+}
+
sub inst_rulecheck {
my ($udom,$uname,$id,$item,$rules) = @_;
my %returnhash;
@@ -1199,35 +2239,204 @@ sub inst_userrules {
return (\%ruleshash,\@ruleorder);
}
-# ------------------------- Get Authentication and Language Defaults for Domain
+# ------------- Get Authentication, Language and User Tools Defaults for Domain
sub get_domain_defaults {
- my ($domain) = @_;
+ my ($domain,$ignore_cache) = @_;
+ return if (($domain eq '') || ($domain eq 'public'));
my $cachetime = 60*60*24;
- my ($defauthtype,$defautharg,$deflang);
- my ($result,$cached)=&is_cached_new('domdefaults',$domain);
- if (defined($cached)) {
- if (ref($result) eq 'HASH') {
- return %{$result};
+ unless ($ignore_cache) {
+ my ($result,$cached)=&is_cached_new('domdefaults',$domain);
+ if (defined($cached)) {
+ if (ref($result) eq 'HASH') {
+ return %{$result};
+ }
}
}
my %domdefaults;
my %domconfig =
- &Apache::lonnet::get_dom('configuration',['defaults'],$domain);
+ &Apache::lonnet::get_dom('configuration',['defaults','quotas',
+ 'requestcourses','inststatus',
+ 'coursedefaults','usersessions',
+ 'requestauthor','selfenrollment',
+ 'coursecategories','ssl','autoenroll',
+ 'trust','helpsettings'],$domain);
+ my @coursetypes = ('official','unofficial','community','textbook','placement');
if (ref($domconfig{'defaults'}) eq 'HASH') {
$domdefaults{'lang_def'} = $domconfig{'defaults'}{'lang_def'};
$domdefaults{'auth_def'} = $domconfig{'defaults'}{'auth_def'};
$domdefaults{'auth_arg_def'} = $domconfig{'defaults'}{'auth_arg_def'};
+ $domdefaults{'timezone_def'} = $domconfig{'defaults'}{'timezone_def'};
+ $domdefaults{'datelocale_def'} = $domconfig{'defaults'}{'datelocale_def'};
+ $domdefaults{'portal_def'} = $domconfig{'defaults'}{'portal_def'};
+ $domdefaults{'intauth_cost'} = $domconfig{'defaults'}{'intauth_cost'};
+ $domdefaults{'intauth_switch'} = $domconfig{'defaults'}{'intauth_switch'};
+ $domdefaults{'intauth_check'} = $domconfig{'defaults'}{'intauth_check'};
} else {
$domdefaults{'lang_def'} = &domain($domain,'lang_def');
$domdefaults{'auth_def'} = &domain($domain,'auth_def');
$domdefaults{'auth_arg_def'} = &domain($domain,'auth_arg_def');
}
- &Apache::lonnet::do_cache_new('domdefaults',$domain,\%domdefaults,
- $cachetime);
+ if (ref($domconfig{'quotas'}) eq 'HASH') {
+ if (ref($domconfig{'quotas'}{'defaultquota'}) eq 'HASH') {
+ $domdefaults{'defaultquota'} = $domconfig{'quotas'}{'defaultquota'};
+ } else {
+ $domdefaults{'defaultquota'} = $domconfig{'quotas'};
+ }
+ my @usertools = ('aboutme','blog','webdav','portfolio');
+ foreach my $item (@usertools) {
+ if (ref($domconfig{'quotas'}{$item}) eq 'HASH') {
+ $domdefaults{$item} = $domconfig{'quotas'}{$item};
+ }
+ }
+ if (ref($domconfig{'quotas'}{'authorquota'}) eq 'HASH') {
+ $domdefaults{'authorquota'} = $domconfig{'quotas'}{'authorquota'};
+ }
+ }
+ if (ref($domconfig{'requestcourses'}) eq 'HASH') {
+ foreach my $item ('official','unofficial','community','textbook','placement') {
+ $domdefaults{$item} = $domconfig{'requestcourses'}{$item};
+ }
+ }
+ if (ref($domconfig{'requestauthor'}) eq 'HASH') {
+ $domdefaults{'requestauthor'} = $domconfig{'requestauthor'};
+ }
+ if (ref($domconfig{'inststatus'}) eq 'HASH') {
+ foreach my $item ('inststatustypes','inststatusorder','inststatusguest') {
+ $domdefaults{$item} = $domconfig{'inststatus'}{$item};
+ }
+ }
+ if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
+ $domdefaults{'canuse_pdfforms'} = $domconfig{'coursedefaults'}{'canuse_pdfforms'};
+ $domdefaults{'usejsme'} = $domconfig{'coursedefaults'}{'usejsme'};
+ $domdefaults{'uselcmath'} = $domconfig{'coursedefaults'}{'uselcmath'};
+ if (ref($domconfig{'coursedefaults'}{'postsubmit'}) eq 'HASH') {
+ $domdefaults{'postsubmit'} = $domconfig{'coursedefaults'}{'postsubmit'}{'client'};
+ }
+ foreach my $type (@coursetypes) {
+ if (ref($domconfig{'coursedefaults'}{'coursecredits'}) eq 'HASH') {
+ unless ($type eq 'community') {
+ $domdefaults{$type.'credits'} = $domconfig{'coursedefaults'}{'coursecredits'}{$type};
+ }
+ }
+ if (ref($domconfig{'coursedefaults'}{'uploadquota'}) eq 'HASH') {
+ $domdefaults{$type.'quota'} = $domconfig{'coursedefaults'}{'uploadquota'}{$type};
+ }
+ if ($domdefaults{'postsubmit'} eq 'on') {
+ if (ref($domconfig{'coursedefaults'}{'postsubmit'}{'timeout'}) eq 'HASH') {
+ $domdefaults{$type.'postsubtimeout'} =
+ $domconfig{'coursedefaults'}{'postsubmit'}{'timeout'}{$type};
+ }
+ }
+ }
+ if (ref($domconfig{'coursedefaults'}{'canclone'}) eq 'HASH') {
+ if (ref($domconfig{'coursedefaults'}{'canclone'}{'instcode'}) eq 'ARRAY') {
+ my @clonecodes = @{$domconfig{'coursedefaults'}{'canclone'}{'instcode'}};
+ if (@clonecodes) {
+ $domdefaults{'canclone'} = join('+',@clonecodes);
+ }
+ }
+ } elsif ($domconfig{'coursedefaults'}{'canclone'}) {
+ $domdefaults{'canclone'}=$domconfig{'coursedefaults'}{'canclone'};
+ }
+ }
+ if (ref($domconfig{'usersessions'}) eq 'HASH') {
+ if (ref($domconfig{'usersessions'}{'remote'}) eq 'HASH') {
+ $domdefaults{'remotesessions'} = $domconfig{'usersessions'}{'remote'};
+ }
+ if (ref($domconfig{'usersessions'}{'hosted'}) eq 'HASH') {
+ $domdefaults{'hostedsessions'} = $domconfig{'usersessions'}{'hosted'};
+ }
+ if (ref($domconfig{'usersessions'}{'offloadnow'}) eq 'HASH') {
+ $domdefaults{'offloadnow'} = $domconfig{'usersessions'}{'offloadnow'};
+ }
+ }
+ if (ref($domconfig{'selfenrollment'}) eq 'HASH') {
+ if (ref($domconfig{'selfenrollment'}{'admin'}) eq 'HASH') {
+ my @settings = ('types','registered','enroll_dates','access_dates','section',
+ 'approval','limit');
+ foreach my $type (@coursetypes) {
+ if (ref($domconfig{'selfenrollment'}{'admin'}{$type}) eq 'HASH') {
+ my @mgrdc = ();
+ foreach my $item (@settings) {
+ if ($domconfig{'selfenrollment'}{'admin'}{$type}{$item} eq '0') {
+ push(@mgrdc,$item);
+ }
+ }
+ if (@mgrdc) {
+ $domdefaults{$type.'selfenrolladmdc'} = join(',',@mgrdc);
+ }
+ }
+ }
+ }
+ if (ref($domconfig{'selfenrollment'}{'default'}) eq 'HASH') {
+ foreach my $type (@coursetypes) {
+ if (ref($domconfig{'selfenrollment'}{'default'}{$type}) eq 'HASH') {
+ foreach my $item (keys(%{$domconfig{'selfenrollment'}{'default'}{$type}})) {
+ $domdefaults{$type.'selfenroll'.$item} = $domconfig{'selfenrollment'}{'default'}{$type}{$item};
+ }
+ }
+ }
+ }
+ }
+ if (ref($domconfig{'coursecategories'}) eq 'HASH') {
+ $domdefaults{'catauth'} = 'std';
+ $domdefaults{'catunauth'} = 'std';
+ if ($domconfig{'coursecategories'}{'auth'}) {
+ $domdefaults{'catauth'} = $domconfig{'coursecategories'}{'auth'};
+ }
+ if ($domconfig{'coursecategories'}{'unauth'}) {
+ $domdefaults{'catunauth'} = $domconfig{'coursecategories'}{'unauth'};
+ }
+ }
+ if (ref($domconfig{'ssl'}) eq 'HASH') {
+ if (ref($domconfig{'ssl'}{'replication'}) eq 'HASH') {
+ $domdefaults{'replication'} = $domconfig{'ssl'}{'replication'};
+ }
+ if (ref($domconfig{'ssl'}{'connto'}) eq 'HASH') {
+ $domdefaults{'connect'} = $domconfig{'ssl'}{'connto'};
+ }
+ if (ref($domconfig{'ssl'}{'connfrom'}) eq 'HASH') {
+ $domdefaults{'connect'} = $domconfig{'ssl'}{'connfrom'};
+ }
+ }
+ if (ref($domconfig{'trust'}) eq 'HASH') {
+ my @prefixes = qw(content shared enroll othcoau coaurem domroles catalog reqcrs msg);
+ foreach my $prefix (@prefixes) {
+ if (ref($domconfig{'trust'}{$prefix}) eq 'HASH') {
+ $domdefaults{'trust'.$prefix} = $domconfig{'trust'}{$prefix};
+ }
+ }
+ }
+ if (ref($domconfig{'autoenroll'}) eq 'HASH') {
+ $domdefaults{'autofailsafe'} = $domconfig{'autoenroll'}{'autofailsafe'};
+ }
+ if (ref($domconfig{'helpsettings'}) eq 'HASH') {
+ $domdefaults{'submitbugs'} = $domconfig{'helpsettings'}{'submitbugs'};
+ if (ref($domconfig{'helpsettings'}{'adhoc'}) eq 'HASH') {
+ $domdefaults{'adhocroles'} = $domconfig{'helpsettings'}{'adhoc'};
+ }
+ }
+ &do_cache_new('domdefaults',$domain,\%domdefaults,$cachetime);
return %domdefaults;
}
+sub course_portal_url {
+ my ($cnum,$cdom) = @_;
+ my $chome = &homeserver($cnum,$cdom);
+ my $hostname = &hostname($chome);
+ my $protocol = $protocol{$chome};
+ $protocol = 'http' if ($protocol ne 'https');
+ my %domdefaults = &get_domain_defaults($cdom);
+ my $firsturl;
+ if ($domdefaults{'portal_def'}) {
+ $firsturl = $domdefaults{'portal_def'};
+ } else {
+ $firsturl = $protocol.'://'.$hostname;
+ }
+ return $firsturl;
+}
+
# --------------------------------------------------- Assign a key to a student
sub assign_access_key {
@@ -1464,21 +2673,23 @@ sub make_key {
sub devalidate_cache_new {
my ($name,$id,$debug) = @_;
if ($debug) { &Apache::lonnet::logthis("deleting $name:$id"); }
+ my $remembered_id=$name.':'.$id;
$id=&make_key($name,$id);
$memcache->delete($id);
- delete($remembered{$id});
- delete($accessed{$id});
+ delete($remembered{$remembered_id});
+ delete($accessed{$remembered_id});
}
sub is_cached_new {
my ($name,$id,$debug) = @_;
- $id=&make_key($name,$id);
- if (exists($remembered{$id})) {
- if ($debug) { &Apache::lonnet::logthis("Earyl return $id of $remembered{$id} "); }
- $accessed{$id}=[&gettimeofday()];
+ my $remembered_id=$name.':'.$id; # this is to avoid make_key (which is slow) whenever possible
+ if (exists($remembered{$remembered_id})) {
+ if ($debug) { &Apache::lonnet::logthis("Early return $remembered_id of $remembered{$remembered_id} "); }
+ $accessed{$remembered_id}=[&gettimeofday()];
$hits++;
- return ($remembered{$id},1);
+ return ($remembered{$remembered_id},1);
}
+ $id=&make_key($name,$id);
my $value = $memcache->get($id);
if (!(defined($value))) {
if ($debug) { &Apache::lonnet::logthis("getting $id is not defined"); }
@@ -1488,13 +2699,14 @@ sub is_cached_new {
if ($debug) { &Apache::lonnet::logthis("getting $id is __undef__"); }
$value=undef;
}
- &make_room($id,$value,$debug);
+ &make_room($remembered_id,$value,$debug);
if ($debug) { &Apache::lonnet::logthis("getting $id is $value"); }
return ($value,1);
}
sub do_cache_new {
my ($name,$id,$value,$time,$debug) = @_;
+ my $remembered_id=$name.':'.$id;
$id=&make_key($name,$id);
my $setvalue=$value;
if (!defined($setvalue)) {
@@ -1510,17 +2722,17 @@ sub do_cache_new {
$memcache->disconnect_all();
}
# need to make a copy of $value
- &make_room($id,$value,$debug);
+ &make_room($remembered_id,$value,$debug);
return $value;
}
sub make_room {
- my ($id,$value,$debug)=@_;
+ my ($remembered_id,$value,$debug)=@_;
- $remembered{$id}= (ref($value)) ? &Storable::dclone($value)
+ $remembered{$remembered_id}= (ref($value)) ? &Storable::dclone($value)
: $value;
if ($to_remember<0) { return; }
- $accessed{$id}=[&gettimeofday()];
+ $accessed{$remembered_id}=[&gettimeofday()];
if (scalar(keys(%remembered)) <= $to_remember) { return; }
my $to_kick;
my $max_time=0;
@@ -1547,13 +2759,23 @@ sub purge_remembered {
sub userenvironment {
my ($udom,$unam,@what)=@_;
+ my $items;
+ foreach my $item (@what) {
+ $items.=&escape($item).'&';
+ }
+ $items=~s/\&$//;
my %returnhash=();
- my @answer=split(/\&/,
- &reply('get:'.$udom.':'.$unam.':environment:'.join('&',@what),
- &homeserver($unam,$udom)));
- my $i;
- for ($i=0;$i<=$#what;$i++) {
- $returnhash{$what[$i]}=&unescape($answer[$i]);
+ my $uhome = &homeserver($unam,$udom);
+ unless ($uhome eq 'no_host') {
+ my @answer=split(/\&/,
+ &reply('get:'.$udom.':'.$unam.':environment:'.$items,$uhome));
+ if ($#answer==0 && $answer[0] =~ /^(con_lost|error:|no_such_host)/i) {
+ return %returnhash;
+ }
+ my $i;
+ for ($i=0;$i<=$#what;$i++) {
+ $returnhash{$what[$i]}=&unescape($answer[$i]);
+ }
}
return %returnhash;
}
@@ -1624,26 +2846,35 @@ sub chatsend {
sub getversion {
my $fname=&clutter(shift);
- unless ($fname=~/^\/res\//) { return -1; }
+ unless ($fname=~m{^(/adm/wrapper|)/res/}) { return -1; }
return ¤tversion(&filelocation('',$fname));
}
sub currentversion {
my $fname=shift;
- my ($result,$cached)=&is_cached_new('resversion',$fname);
- if (defined($cached)) { return $result; }
my $author=$fname;
$author=~s/\/home\/httpd\/html\/res\/([^\/]*)\/([^\/]*).*/$1\/$2/;
my ($udom,$uname)=split(/\//,$author);
- my $home=homeserver($uname,$udom);
+ my $home=&homeserver($uname,$udom);
if ($home eq 'no_host') {
return -1;
}
- my $answer=reply("currentversion:$fname",$home);
+ my $answer=&reply("currentversion:$fname",$home);
if (($answer eq 'con_lost') || ($answer eq 'rejected')) {
return -1;
}
- return &do_cache_new('resversion',$fname,$answer,600);
+ return $answer;
+}
+
+#
+# Return special version number of resource if set by override, empty otherwise
+#
+sub usedversion {
+ my $fname=shift;
+ unless ($fname) { $fname=$env{'request.uri'}; }
+ my ($urlversion)=($fname=~/\.(\d+)\.\w+$/);
+ if ($urlversion) { return $urlversion; }
+ return '';
}
# ----------------------------- Subscribe to a resource, return URL if possible
@@ -1671,10 +2902,11 @@ sub subscribe {
sub repcopy {
my $filename=shift;
$filename=~s/\/+/\//g;
- if ($filename=~m|^/home/httpd/html/adm/|) { return 'ok'; }
- if ($filename=~m|^/home/httpd/html/lonUsers/|) { return 'ok'; }
- if ($filename=~m|^/home/httpd/html/userfiles/| or
- $filename=~m -^/*(uploaded|editupload)/-) {
+ my $londocroot = $perlvar{'lonDocRoot'};
+ if ($filename=~m{^\Q$londocroot/adm/\E}) { return 'ok'; }
+ if ($filename=~m{^\Q/home/httpd/lonUsers/\E}) { return 'ok'; }
+ if ($filename=~m{^\Q$londocroot/userfiles/\E} or
+ $filename=~m{^/*(uploaded|editupload)/}) {
return &repcopy_userfile($filename);
}
$filename=~s/[\n\r]//g;
@@ -1701,7 +2933,7 @@ sub repcopy {
unless ($home eq $perlvar{'lonHostID'}) {
my @parts=split(/\//,$filename);
my $path="/$parts[1]/$parts[2]/$parts[3]/$parts[4]";
- if ($path ne "$perlvar{'lonDocRoot'}/res") {
+ if ($path ne "$londocroot/res") {
&logthis("Malconfiguration for replication: $filename");
return 'bad_request';
}
@@ -1746,9 +2978,11 @@ sub ssi_body {
}
my $output='';
my $response;
- if ($filelink=~/^http\:/) {
+ if ($filelink=~/^https?\:/) {
($output,$response)=&externalssi($filelink);
} else {
+ $filelink .= $filelink=~/\?/ ? '&' : '?';
+ $filelink .= 'inhibitmenu=yes';
($output,$response)=&ssi($filelink,%form);
}
$output=~s|//(\s*<!--)? BEGIN LON-CAPA Internal.+?// END LON-CAPA Internal\s*(-->)?\s||gs;
@@ -1792,18 +3026,25 @@ sub ssi {
&Apache::lonenc::check_encrypt(\$fn);
if (%form) {
$request=new HTTP::Request('POST',&absolute_url().$fn);
- $request->content(join('&',map { &escape($_).'='.&escape($form{$_}) } keys %form));
+ $request->content(join('&',map {
+ my $name = escape($_);
+ "$name=" . ( ref($form{$_}) eq 'ARRAY'
+ ? join("&$name=", map {escape($_) } @{$form{$_}})
+ : &escape($form{$_}) );
+ } keys(%form)));
} else {
$request=new HTTP::Request('GET',&absolute_url().$fn);
}
$request->header(Cookie => $ENV{'HTTP_COOKIE'});
- my $response=$ua->request($request);
+ my $response= $ua->request($request);
+ my $content = $response->content;
+
if (wantarray) {
- return ($response->content, $response);
+ return ($content, $response);
} else {
- return $response->content;
+ return $content;
}
}
@@ -1832,11 +3073,292 @@ sub allowuploaded {
&Apache::lonnet::appenv(\%httpref);
}
+#
+# Determine if the current user should be able to edit a particular resource,
+# when viewing in course context.
+# (a) When viewing resource used to determine if "Edit" item is included in
+# Functions.
+# (b) When displaying folder contents in course editor, used to determine if
+# "Edit" link will be displayed alongside resource.
+#
+# input: six args -- filename (decluttered), course number, course domain,
+# url, symb (if registered) and group (if this is a group
+# item -- e.g., bulletin board, group page etc.).
+# output: array of five scalars --
+# $cfile -- url for file editing if editable on current server
+# $home -- homeserver of resource (i.e., for author if published,
+# or course if uploaded.).
+# $switchserver -- 1 if server switch will be needed.
+# $forceedit -- 1 if icon/link should be to go to edit mode
+# $forceview -- 1 if icon/link should be to go to view mode
+#
+
+sub can_edit_resource {
+ my ($file,$cnum,$cdom,$resurl,$symb,$group) = @_;
+ my ($cfile,$home,$switchserver,$forceedit,$forceview,$uploaded,$incourse);
+#
+# For aboutme pages user can only edit his/her own.
+#
+ if ($resurl =~ m{^/?adm/($match_domain)/($match_username)/aboutme$}) {
+ my ($sdom,$sname) = ($1,$2);
+ if (($sdom eq $env{'user.domain'}) && ($sname eq $env{'user.name'})) {
+ $home = $env{'user.home'};
+ $cfile = $resurl;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ return ($cfile,$home,$switchserver,$forceedit,$forceview);
+ } else {
+ return;
+ }
+ }
+
+ if ($env{'request.course.id'}) {
+ my $crsedit = &Apache::lonnet::allowed('mdc',$env{'request.course.id'});
+ if ($group ne '') {
+# if this is a group homepage or group bulletin board, check group privs
+ my $allowed = 0;
+ if ($resurl =~ m{^/?adm/$cdom/$cnum/$group/smppg$}) {
+ if ((&allowed('mdg',$env{'request.course.id'}.
+ ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) ||
+ (&allowed('mgh',$env{'request.course.id'}.'/'.$group)) || $crsedit) {
+ $allowed = 1;
+ }
+ } elsif ($resurl =~ m{^/?adm/$cdom/$cnum/\d+/bulletinboard$}) {
+ if ((&allowed('mdg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) ||
+ (&allowed('cgb',$env{'request.course.id'}.'/'.$group)) || $crsedit) {
+ $allowed = 1;
+ }
+ }
+ if ($allowed) {
+ $home=&homeserver($cnum,$cdom);
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } else {
+ return;
+ }
+ } else {
+ if ($resurl =~ m{^/?adm/viewclasslist$}) {
+ unless (&Apache::lonnet::allowed('opa',$env{'request.course.id'})) {
+ return;
+ }
+ } elsif (!$crsedit) {
+#
+# No edit allowed where CC has switched to student role.
+#
+ return;
+ }
+ }
+ }
+
+ if ($file ne '') {
+ if (($cnum =~ /$match_courseid/) && ($cdom =~ /$match_domain/)) {
+ if (&is_course_upload($file,$cnum,$cdom)) {
+ $uploaded = 1;
+ $incourse = 1;
+ if ($file =~/\.(htm|html|css|js|txt)$/) {
+ $cfile = &hreflocation('',$file);
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ }
+ } elsif ($resurl =~ m{^/public/$cdom/$cnum/syllabus}) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } elsif (($resurl ne '') && (&is_on_map($resurl))) {
+ if ($resurl =~ m{^/adm/$match_domain/$match_username/\d+/smppg|bulletinboard$}) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } elsif ($resurl eq '/res/lib/templates/simpleproblem.problem') {
+ $incourse = 1;
+ $cfile = $resurl.'/smpedit';
+ } elsif ($resurl =~ m{^/adm/wrapper/ext/}) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } elsif ($resurl =~ m{^/adm/wrapper/adm/$cdom/$cnum/\d+/exttools?$}) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } elsif ($resurl =~ m{^/?adm/viewclasslist$}) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = ($resurl =~ m{^/} ? $resurl : "/$resurl");
+ }
+ } elsif ($resurl eq '/res/lib/templates/simpleproblem.problem/smpedit') {
+ my $template = '/res/lib/templates/simpleproblem.problem';
+ if (&is_on_map($template)) {
+ $incourse = 1;
+ $forceview = 1;
+ $cfile = $template;
+ }
+ } elsif (($resurl =~ m{^/adm/wrapper/ext/}) && ($env{'form.folderpath'} =~ /^supplemental/)) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } elsif (($resurl =~ m{^/adm/wrapper/adm/$cdom/$cnum/\d+/exttools?$}) && ($env{'form.folderpath'} =~ /^supplemental/)) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } elsif (($resurl eq '/adm/extresedit') && ($symb || $env{'form.folderpath'})) {
+ $incourse = 1;
+ $forceview = 1;
+ if ($symb) {
+ my ($map,$id,$res)=&decode_symb($symb);
+ $env{'request.symb'} = $symb;
+ $cfile = &clutter($res);
+ } else {
+ $cfile = $env{'form.suppurl'};
+ my $escfile = &unescape($cfile);
+ if ($escfile =~ m{^/adm/$cdom/$cnum/\d+/exttools?$}) {
+ $cfile = '/adm/wrapper'.$escfile;
+ } else {
+ $escfile =~ s{^http://}{};
+ $cfile = &escape("/adm/wrapper/ext/$escfile");
+ }
+ }
+ } elsif ($resurl =~ m{^/?adm/viewclasslist$}) {
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = ($resurl =~ m{^/} ? $resurl : "/$resurl");
+ }
+ }
+ if ($uploaded || $incourse) {
+ $home=&homeserver($cnum,$cdom);
+ } elsif ($file !~ m{/$}) {
+ $file=~s{^(priv/$match_domain/$match_username)}{/$1};
+ $file=~s{^($match_domain/$match_username)}{/priv/$1};
+ # Check that the user has permission to edit this resource
+ my $setpriv = 1;
+ my ($cfuname,$cfudom)=&constructaccess($file,$setpriv);
+ if (defined($cfudom)) {
+ $home=&homeserver($cfuname,$cfudom);
+ $cfile=$file;
+ }
+ }
+ if (($cfile ne '') && (!$incourse || $uploaded) &&
+ (($home ne '') && ($home ne 'no_host'))) {
+ my @ids=¤t_machine_ids();
+ unless (grep(/^\Q$home\E$/,@ids)) {
+ $switchserver=1;
+ }
+ }
+ }
+ return ($cfile,$home,$switchserver,$forceedit,$forceview);
+}
+
+sub is_course_upload {
+ my ($file,$cnum,$cdom) = @_;
+ my $uploadpath = &LONCAPA::propath($cdom,$cnum);
+ $uploadpath =~ s{^\/}{};
+ if (($file =~ m{^\Q$uploadpath\E/userfiles/(docs|supplemental)/}) ||
+ ($file =~ m{^userfiles/\Q$cdom\E/\Q$cnum\E/(docs|supplemental)/})) {
+ return 1;
+ }
+ return;
+}
+
+sub in_course {
+ my ($udom,$uname,$cdom,$cnum,$type,$hideprivileged) = @_;
+ if ($hideprivileged) {
+ my $skipuser;
+ my %coursehash = &coursedescription($cdom.'_'.$cnum);
+ my @possdoms = ($cdom);
+ if ($coursehash{'checkforpriv'}) {
+ push(@possdoms,split(/,/,$coursehash{'checkforpriv'}));
+ }
+ if (&privileged($uname,$udom,\@possdoms)) {
+ $skipuser = 1;
+ if ($coursehash{'nothideprivileged'}) {
+ foreach my $item (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
+ my $user;
+ if ($item =~ /:/) {
+ $user = $item;
+ } else {
+ $user = join(':',split(/[\@]/,$item));
+ }
+ if ($user eq $uname.':'.$udom) {
+ undef($skipuser);
+ last;
+ }
+ }
+ }
+ if ($skipuser) {
+ return 0;
+ }
+ }
+ }
+ $type ||= 'any';
+ if (!defined($cdom) || !defined($cnum)) {
+ my $cid = $env{'request.course.id'};
+ $cdom = $env{'course.'.$cid.'.domain'};
+ $cnum = $env{'course.'.$cid.'.num'};
+ }
+ my $typesref;
+ if (($type eq 'any') || ($type eq 'all')) {
+ $typesref = ['active','previous','future'];
+ } elsif ($type eq 'previous' || $type eq 'future') {
+ $typesref = [$type];
+ }
+ my %roles = &get_my_roles($uname,$udom,'userroles',
+ $typesref,undef,[$cdom]);
+ my ($tmp) = keys(%roles);
+ return 0 if ($tmp =~ /^(con_lost|error|no_such_host)/i);
+ my @course_roles = grep(/^\Q$cnum\E:\Q$cdom\E:/, keys(%roles));
+ if (@course_roles > 0) {
+ return 1;
+ }
+ return 0;
+}
+
# --------- File operations in /home/httpd/html/userfiles/$domain/1/2/3/$course
# input: action, courseID, current domain, intended
# path to file, source of file, instruction to parse file for objects,
# ref to hash for embedded objects,
# ref to hash for codebase of java objects.
+# reference to scalar to accommodate mime type determined
+# from File::MMagic if $parser = parse.
#
# output: url to file (if action was uploaddoc),
# ok if successful, or diagnostic message otherwise (if action was propagate or copy)
@@ -1863,7 +3385,8 @@ sub allowuploaded {
#
sub process_coursefile {
- my ($action,$docuname,$docudom,$file,$source,$parser,$allfiles,$codebase)=@_;
+ my ($action,$docuname,$docudom,$file,$source,$parser,$allfiles,$codebase,
+ $mimetype)=@_;
my $fetchresult;
my $home=&homeserver($docuname,$docudom);
if ($action eq 'propagate') {
@@ -1890,10 +3413,17 @@ sub process_coursefile {
print $fh $env{'form.'.$source};
close($fh);
if ($parser eq 'parse') {
- my $parse_result = &extract_embedded_items($filepath.'/'.$fname,$allfiles,$codebase);
- unless ($parse_result eq 'ok') {
- &logthis('Failed to parse '.$filepath.'/'.$fname.' for embedded media: '.$parse_result);
+ my $mm = new File::MMagic;
+ my $type = $mm->checktype_filename($filepath.'/'.$fname);
+ if ($type eq 'text/html') {
+ my $parse_result = &extract_embedded_items($filepath.'/'.$fname,$allfiles,$codebase);
+ unless ($parse_result eq 'ok') {
+ &logthis('Failed to parse '.$filepath.'/'.$fname.' for embedded media: '.$parse_result);
+ }
}
+ if (ref($mimetype)) {
+ $$mimetype = $type;
+ }
}
$fetchresult= &reply('fetchuserfile:'.$docudom.'/'.$docuname.'/'.$file,
$home);
@@ -1969,12 +3499,53 @@ sub clean_filename {
$fname=~s/\.(\d+)(?=\.)/_$1/g;
return $fname;
}
+# This Function checks if an Image's dimensions exceed either $resizewidth (width)
+# or $resizeheight (height) - both pixels. If so, the image is scaled to produce an
+# image with the same aspect ratio as the original, but with dimensions which do
+# not exceed $resizewidth and $resizeheight.
+
+sub resizeImage {
+ my ($img_path,$resizewidth,$resizeheight) = @_;
+ my $ima = Image::Magick->new;
+ my $resized;
+ if (-e $img_path) {
+ $ima->Read($img_path);
+ if (($resizewidth =~ /^\d+$/) && ($resizeheight > 0)) {
+ my $width = $ima->Get('width');
+ my $height = $ima->Get('height');
+ if ($width > $resizewidth) {
+ my $factor = $width/$resizewidth;
+ my $newheight = $height/$factor;
+ $ima->Scale(width=>$resizewidth,height=>$newheight);
+ $resized = 1;
+ }
+ }
+ if (($resizeheight =~ /^\d+$/) && ($resizeheight > 0)) {
+ my $width = $ima->Get('width');
+ my $height = $ima->Get('height');
+ if ($height > $resizeheight) {
+ my $factor = $height/$resizeheight;
+ my $newwidth = $width/$factor;
+ $ima->Scale(width=>$newwidth,height=>$resizeheight);
+ $resized = 1;
+ }
+ }
+ if ($resized) {
+ $ima->Write($img_path);
+ }
+ }
+ return;
+}
# --------------- Take an uploaded file and put it into the userfiles directory
# input: $formname - the contents of the file are in $env{"form.$formname"}
-# the desired filenam is in $env{"form.$formname.filename"}
-# $coursedoc - if true up to the current course
-# if false
+# the desired filename is in $env{"form.$formname.filename"}
+# $context - possible values: coursedoc, existingfile, overwrite,
+# canceloverwrite, or ''.
+# if 'coursedoc': upload to the current course
+# if 'existingfile': write file to tmp/overwrites directory
+# if 'canceloverwrite': delete file written to tmp/overwrites directory
+# $context is passed as argument to &finishuserfileupload
# $subdir - directory in userfile to store the file into
# $parser - instruction to parse file for objects ($parser = parse)
# $allfiles - reference to hash for embedded objects
@@ -1983,38 +3554,62 @@ sub clean_filename {
# $dsetudom - domain for permanaent storage of uploaded file
# $thumbwidth - width (pixels) of thumbnail to make for uploaded image
# $thumbheight - height (pixels) of thumbnail to make for uploaded image
+# $resizewidth - width (pixels) to which to resize uploaded image
+# $resizeheight - height (pixels) to which to resize uploaded image
+# $mimetype - reference to scalar to accommodate mime type determined
+# from File::MMagic.
#
# output: url of file in userspace, or error: <message>
# or /adm/notfound.html if failure to upload occurse
-
sub userfileupload {
- my ($formname,$coursedoc,$subdir,$parser,$allfiles,$codebase,$destuname,
- $destudom,$thumbwidth,$thumbheight)=@_;
+ my ($formname,$context,$subdir,$parser,$allfiles,$codebase,$destuname,
+ $destudom,$thumbwidth,$thumbheight,$resizewidth,$resizeheight,$mimetype)=@_;
if (!defined($subdir)) { $subdir='unknown'; }
my $fname=$env{'form.'.$formname.'.filename'};
$fname=&clean_filename($fname);
-# See if there is anything left
+ # See if there is anything left
unless ($fname) { return 'error: no uploaded file'; }
- chop($env{'form.'.$formname});
- if (($formname eq 'screenshot') && ($subdir eq 'helprequests')) { #files uploaded to help request form are handled differently
+ # Files uploaded to help request form, or uploaded to "create course" page are handled differently
+ if ((($formname eq 'screenshot') && ($subdir eq 'helprequests')) ||
+ (($formname eq 'coursecreatorxml') && ($subdir eq 'batchupload')) ||
+ ($context eq 'existingfile') || ($context eq 'canceloverwrite')) {
my $now = time;
- my $filepath = 'tmp/helprequests/'.$now;
- my @parts=split(/\//,$filepath);
- my $fullpath = $perlvar{'lonDaemons'};
- for (my $i=0;$i<@parts;$i++) {
- $fullpath .= '/'.$parts[$i];
- if ((-e $fullpath)!=1) {
- mkdir($fullpath,0777);
+ my $filepath;
+ if (($formname eq 'screenshot') && ($subdir eq 'helprequests')) {
+ $filepath = 'tmp/helprequests/'.$now;
+ } elsif (($formname eq 'coursecreatorxml') && ($subdir eq 'batchupload')) {
+ $filepath = 'tmp/addcourse/'.$destudom.'/web/'.$env{'user.name'}.
+ '_'.$env{'user.domain'}.'/pending';
+ } elsif (($context eq 'existingfile') || ($context eq 'canceloverwrite')) {
+ my ($docuname,$docudom);
+ if ($destudom) {
+ $docudom = $destudom;
+ } else {
+ $docudom = $env{'user.domain'};
+ }
+ if ($destuname) {
+ $docuname = $destuname;
+ } else {
+ $docuname = $env{'user.name'};
+ }
+ if (exists($env{'form.group'})) {
+ $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
+ $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
+ }
+ $filepath = 'tmp/overwrites/'.$docudom.'/'.$docuname.'/'.$subdir;
+ if ($context eq 'canceloverwrite') {
+ my $tempfile = $perlvar{'lonDaemons'}.'/'.$filepath.'/'.$fname;
+ if (-e $tempfile) {
+ my @info = stat($tempfile);
+ if ($info[9] eq $env{'form.timestamp'}) {
+ unlink($tempfile);
+ }
+ }
+ return;
}
}
- open(my $fh,'>'.$fullpath.'/'.$fname);
- print $fh $env{'form.'.$formname};
- close($fh);
- return $fullpath.'/'.$fname;
- } elsif (($formname eq 'coursecreatorxml') && ($subdir eq 'batchupload')) { #files uploaded to create course page are handled differently
- my $filepath = 'tmp/addcourse/'.$destudom.'/web/'.$env{'user.name'}.
- '_'.$env{'user.domain'}.'/pending';
+ # Create the directory if not present
my @parts=split(/\//,$filepath);
my $fullpath = $perlvar{'lonDaemons'};
for (my $i=0;$i<@parts;$i++) {
@@ -2026,49 +3621,61 @@ sub userfileupload {
open(my $fh,'>'.$fullpath.'/'.$fname);
print $fh $env{'form.'.$formname};
close($fh);
- return $fullpath.'/'.$fname;
+ if ($context eq 'existingfile') {
+ my @info = stat($fullpath.'/'.$fname);
+ return ($fullpath.'/'.$fname,$info[9]);
+ } else {
+ return $fullpath.'/'.$fname;
+ }
}
-
-# Create the directory if not present
- $fname="$subdir/$fname";
- if ($coursedoc) {
+ if ($subdir eq 'scantron') {
+ $fname = 'scantron_orig_'.$fname;
+ } else {
+ $fname="$subdir/$fname";
+ }
+ if ($context eq 'coursedoc') {
my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
if ($env{'form.folder'} =~ m/^(default|supplemental)/) {
return &finishuserfileupload($docuname,$docudom,
$formname,$fname,$parser,$allfiles,
- $codebase,$thumbwidth,$thumbheight);
+ $codebase,$thumbwidth,$thumbheight,
+ $resizewidth,$resizeheight,$context,$mimetype);
} else {
- $fname=$env{'form.folder'}.'/'.$fname;
+ if ($env{'form.folder'}) {
+ $fname=$env{'form.folder'}.'/'.$fname;
+ }
return &process_coursefile('uploaddoc',$docuname,$docudom,
$fname,$formname,$parser,
- $allfiles,$codebase);
+ $allfiles,$codebase,$mimetype);
}
} elsif (defined($destuname)) {
my $docuname=$destuname;
my $docudom=$destudom;
return &finishuserfileupload($docuname,$docudom,$formname,$fname,
$parser,$allfiles,$codebase,
- $thumbwidth,$thumbheight);
-
+ $thumbwidth,$thumbheight,
+ $resizewidth,$resizeheight,$context,$mimetype);
} else {
my $docuname=$env{'user.name'};
my $docudom=$env{'user.domain'};
- if (exists($env{'form.group'})) {
+ if ((exists($env{'form.group'})) || ($context eq 'syllabus')) {
$docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
$docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
}
return &finishuserfileupload($docuname,$docudom,$formname,$fname,
$parser,$allfiles,$codebase,
- $thumbwidth,$thumbheight);
+ $thumbwidth,$thumbheight,
+ $resizewidth,$resizeheight,$context,$mimetype);
}
}
sub finishuserfileupload {
my ($docuname,$docudom,$formname,$fname,$parser,$allfiles,$codebase,
- $thumbwidth,$thumbheight) = @_;
+ $thumbwidth,$thumbheight,$resizewidth,$resizeheight,$context,$mimetype) = @_;
my $path=$docudom.'/'.$docuname.'/';
my $filepath=$perlvar{'lonDocRoot'};
+
my ($fnamepath,$file,$fetchthumb);
$file=$fname;
if ($fname=~m|/|) {
@@ -2083,6 +3690,7 @@ sub finishuserfileupload {
mkdir($filepath,0777);
}
}
+
# Save the file
{
if (!open(FH,'>'.$filepath.'/'.$file)) {
@@ -2090,19 +3698,53 @@ sub finishuserfileupload {
print STDERR ('Failed to create '.$filepath.'/'.$file."\n");
return '/adm/notfound.html';
}
- if (!print FH ($env{'form.'.$formname})) {
+ if ($context eq 'overwrite') {
+ my $source = LONCAPA::tempdir().'/overwrites/'.$docudom.'/'.$docuname.'/'.$fname;
+ my $target = $filepath.'/'.$file;
+ if (-e $source) {
+ my @info = stat($source);
+ if ($info[9] eq $env{'form.timestamp'}) {
+ unless (&File::Copy::move($source,$target)) {
+ &logthis('Failed to overwrite '.$filepath.'/'.$file);
+ return "Moving from $source failed";
+ }
+ } else {
+ return "Temporary file: $source had unexpected date/time for last modification";
+ }
+ } else {
+ return "Temporary file: $source missing";
+ }
+ } elsif (!print FH ($env{'form.'.$formname})) {
&logthis('Failed to write to '.$filepath.'/'.$file);
print STDERR ('Failed to write to '.$filepath.'/'.$file."\n");
return '/adm/notfound.html';
}
close(FH);
+ if ($resizewidth && $resizeheight) {
+ my $mm = new File::MMagic;
+ my $mime_type = $mm->checktype_filename($filepath.'/'.$file);
+ if ($mime_type =~ m{^image/}) {
+ &resizeImage($filepath.'/'.$file,$resizewidth,$resizeheight);
+ }
+ }
+ }
+ if (($context eq 'coursedoc') || ($parser eq 'parse')) {
+ if (ref($mimetype)) {
+ if ($$mimetype eq '') {
+ my $mm = new File::MMagic;
+ my $type = $mm->checktype_filename($filepath.'/'.$file);
+ $$mimetype = $type;
+ }
+ }
}
if ($parser eq 'parse') {
- my $parse_result = &extract_embedded_items($filepath.'/'.$file,$allfiles,
- $codebase);
- unless ($parse_result eq 'ok') {
- &logthis('Failed to parse '.$filepath.$file.
- ' for embedded media: '.$parse_result);
+ if ((ref($mimetype)) && ($$mimetype eq 'text/html')) {
+ my $parse_result = &extract_embedded_items($filepath.'/'.$file,
+ $allfiles,$codebase);
+ unless ($parse_result eq 'ok') {
+ &logthis('Failed to parse '.$filepath.$file.
+ ' for embedded media: '.$parse_result);
+ }
}
}
if (($thumbwidth =~ /^\d+$/) && ($thumbheight =~ /^\d+$/)) {
@@ -2117,7 +3759,7 @@ sub finishuserfileupload {
# Notify homeserver to grep it
#
- my $docuhome=&homeserver($docuname,$docudom);
+ my $docuhome=&homeserver($docuname,$docudom);
my $fetchresult= &reply('fetchuserfile:'.$path.$file,$docuhome);
if ($fetchresult eq 'ok') {
if ($fetchthumb) {
@@ -2140,6 +3782,7 @@ sub finishuserfileupload {
sub extract_embedded_items {
my ($fullpath,$allfiles,$codebase,$content) = @_;
my @state = ();
+ my (%lastids,%related,%shockwave,%flashvars);
my %javafiles = (
codebase => '',
code => '',
@@ -2166,13 +3809,35 @@ sub extract_embedded_items {
&add_filetype($allfiles,$attr->{'src'},'src');
}
if (lc($tagname) eq 'a') {
- &add_filetype($allfiles,$attr->{'href'},'href');
+ unless (($attr->{'href'} =~ /^#/) || ($attr->{'href'} eq '')) {
+ &add_filetype($allfiles,$attr->{'href'},'href');
+ }
}
if (lc($tagname) eq 'script') {
+ my $src;
if ($attr->{'archive'} =~ /\.jar$/i) {
&add_filetype($allfiles,$attr->{'archive'},'archive');
} else {
- &add_filetype($allfiles,$attr->{'src'},'src');
+ if ($attr->{'src'} ne '') {
+ $src = $attr->{'src'};
+ &add_filetype($allfiles,$src,'src');
+ }
+ }
+ my $text = $p->get_trimmed_text();
+ if ($text =~ /\Qswfobject.registerObject(\E([^\)]+)\)/) {
+ my @swfargs = split(/,/,$1);
+ foreach my $item (@swfargs) {
+ $item =~ s/["']//g;
+ $item =~ s/^\s+//;
+ $item =~ s/\s+$//;
+ }
+ if (($swfargs[0] ne'') && ($swfargs[2] ne '')) {
+ if (ref($related{$swfargs[0]}) eq 'ARRAY') {
+ push(@{$related{$swfargs[0]}},$swfargs[2]);
+ } else {
+ $related{$swfargs[0]} = [$swfargs[2]];
+ }
+ }
}
}
if (lc($tagname) eq 'link') {
@@ -2185,6 +3850,9 @@ sub extract_embedded_items {
foreach my $item (keys(%javafiles)) {
$javafiles{$item} = '';
}
+ if ((lc($tagname) eq 'object') && (lc($state[-2]) ne 'object')) {
+ $lastids{lc($tagname)} = $attr->{'id'};
+ }
}
if (lc($state[-2]) eq 'object' && lc($tagname) eq 'param') {
my $name = lc($attr->{'name'});
@@ -2194,12 +3862,22 @@ sub extract_embedded_items {
last;
}
}
+ my $pathfrom;
foreach my $item (keys(%mediafiles)) {
if ($name eq $item) {
- &add_filetype($allfiles, $attr->{'value'}, 'value');
+ $pathfrom = $attr->{'value'};
+ $shockwave{$lastids{lc($state[-2])}} = $pathfrom;
+ &add_filetype($allfiles,$pathfrom,$name);
last;
}
}
+ if ($name eq 'flashvars') {
+ $flashvars{$lastids{lc($state[-2])}} = $attr->{'value'};
+ }
+ if ($pathfrom ne '') {
+ &embedded_dependency($allfiles,\%related,$lastids{lc($state[-2])},
+ $pathfrom);
+ }
}
if (lc($tagname) eq 'embed' || lc($tagname) eq 'applet') {
foreach my $item (keys(%javafiles)) {
@@ -2214,7 +3892,34 @@ sub extract_embedded_items {
last;
}
}
+ if (lc($tagname) eq 'embed') {
+ if (($attr->{'name'} ne '') && ($attr->{'src'} ne '')) {
+ &embedded_dependency($allfiles,\%related,$attr->{'name'},
+ $attr->{'src'});
+ }
+ }
}
+ if (lc($tagname) eq 'iframe') {
+ my $src = $attr->{'src'} ;
+ if (($src ne '') && ($src !~ m{^(/|https?://)})) {
+ &add_filetype($allfiles,$src,'src');
+ } elsif ($src =~ m{^/}) {
+ if ($env{'request.course.id'}) {
+ my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ my $url = &hreflocation('',$fullpath);
+ if ($url =~ m{^/uploaded/$cdom/$cnum/docs/(\w+/\d+)/}) {
+ my $relpath = $1;
+ if ($src =~ m{^/uploaded/$cdom/$cnum/docs/\Q$relpath\E/(.+)$}) {
+ &add_filetype($allfiles,$1,'src');
+ }
+ }
+ }
+ }
+ }
+ if ($t->[4] =~ m{/>$}) {
+ pop(@state);
+ }
} elsif ($t->[0] eq 'E') {
my ($tagname) = ($t->[1]);
if ($javafiles{'codebase'} ne '') {
@@ -2234,6 +3939,23 @@ sub extract_embedded_items {
pop @state;
}
}
+ foreach my $id (sort(keys(%flashvars))) {
+ if ($shockwave{$id} ne '') {
+ my @pairs = split(/\&/,$flashvars{$id});
+ foreach my $pair (@pairs) {
+ my ($key,$value) = split(/\=/,$pair);
+ if ($key eq 'thumb') {
+ &add_filetype($allfiles,$value,$key);
+ } elsif ($key eq 'content') {
+ my ($path) = ($shockwave{$id} =~ m{^(.+/)[^/]+$});
+ my ($ext) = ($value =~ /\.([^.]+)$/);
+ if ($ext ne '') {
+ &add_filetype($allfiles,$path.$value,$ext);
+ }
+ }
+ }
+ }
+ }
return 'ok';
}
@@ -2248,22 +3970,37 @@ sub add_filetype {
}
}
+sub embedded_dependency {
+ my ($allfiles,$related,$identifier,$pathfrom) = @_;
+ if ((ref($allfiles) eq 'HASH') && (ref($related) eq 'HASH')) {
+ if (($identifier ne '') &&
+ (ref($related->{$identifier}) eq 'ARRAY') &&
+ ($pathfrom ne '')) {
+ my ($path) = ($pathfrom =~ m{^(.+/)[^/]+$});
+ foreach my $dep (@{$related->{$identifier}}) {
+ &add_filetype($allfiles,$path.$dep,'object');
+ }
+ }
+ }
+ return;
+}
+
sub removeuploadedurl {
- my ($url)=@_;
- my (undef,undef,$udom,$uname,$fname)=split('/',$url,5);
+ my ($url)=@_;
+ my (undef,undef,$udom,$uname,$fname)=split('/',$url,5);
return &removeuserfile($uname,$udom,$fname);
}
sub removeuserfile {
my ($docuname,$docudom,$fname)=@_;
- my $home=&homeserver($docuname,$docudom);
+ my $home=&homeserver($docuname,$docudom);
my $result = &reply("removeuserfile:$docudom/$docuname/$fname",$home);
- if ($result eq 'ok') {
+ if ($result eq 'ok') {
if (($fname !~ /\.meta$/) && (&is_portfolio_file($fname))) {
my $metafile = $fname.'.meta';
my $metaresult = &removeuserfile($docuname,$docudom,$metafile);
my $url = "/uploaded/$docudom/$docuname/$fname";
- my ($file,$group) = (&parse_portfolio_url($url))[3,4];
+ my ($file,$group) = (&parse_portfolio_url($url))[3,4];
my $sqlresult =
&update_portfolio_table($docuname,$docudom,$file,
'portfolio_metadata',$group,
@@ -2374,15 +4111,10 @@ sub flushcourselogs {
my $result = &inc('nohist_accesscount',\%temphash,$dom,$name);
if ($result eq 'ok') {
delete $accesshash{$entry};
- } elsif ($result eq 'unknown_cmd') {
- # Target server has old code running on it.
- my %temphash=($entry => $value);
- if (&put('nohist_resevaldata',\%temphash,$dom,$name) eq 'ok') {
- delete $accesshash{$entry};
- }
}
} else {
my ($dom,$name) = ($entry=~m{___($match_domain)/($match_name)/(.*)___(\w+)$});
+ if (($dom eq 'uploaded') || ($dom eq 'adm')) { next; }
my %temphash=($entry => $accesshash{$entry});
if (&put('nohist_resevaldata',\%temphash,$dom,$name) eq 'ok') {
delete $accesshash{$entry};
@@ -2403,10 +4135,10 @@ sub flushcourselogs {
}
}
#
-# Reverse lookup of domain roles (dc, ad, li, sc, au)
+# Reverse lookup of domain roles (dc, ad, li, sc, dh, da, au)
#
my %domrolebuffer = ();
- foreach my $entry (keys %domainrolehash) {
+ foreach my $entry (keys(%domainrolehash)) {
my ($role,$uname,$udom,$runame,$rudom,$rsec)=split(/:/,$entry);
if ($domrolebuffer{$rudom}) {
$domrolebuffer{$rudom}.='&'.&escape($entry).
@@ -2418,10 +4150,19 @@ sub flushcourselogs {
delete $domainrolehash{$entry};
}
foreach my $dom (keys(%domrolebuffer)) {
- my %servers = &get_servers($dom,'library');
+ my %servers;
+ if (defined(&domain($dom,'primary'))) {
+ my $primary=&domain($dom,'primary');
+ my $hostname=&hostname($primary);
+ $servers{$primary} = $hostname;
+ } else {
+ %servers = &get_servers($dom,'library');
+ }
foreach my $tryserver (keys(%servers)) {
- unless (&reply('domroleput:'.$dom.':'.
- $domrolebuffer{$dom},$tryserver) eq 'ok') {
+ if (&reply('domroleput:'.$dom.':'.
+ $domrolebuffer{$dom},$tryserver) eq 'ok') {
+ last;
+ } else {
&logthis('Put of domain roles failed for '.$dom.' and '.$tryserver);
}
}
@@ -2461,12 +4202,17 @@ sub courseacclog {
my $fnsymb=shift;
unless ($env{'request.course.id'}) { return ''; }
my $what=$fnsymb.':'.$env{'user.name'}.':'.$env{'user.domain'};
- if ($fnsymb=~/(problem|exam|quiz|assess|survey|form|task|page)$/) {
+ if ($fnsymb=~/$LONCAPA::assess_re/) {
$what.=':POST';
# FIXME: Probably ought to escape things....
foreach my $key (keys(%env)) {
if ($key=~/^form\.(.*)/) {
- $what.=':'.$1.'='.$env{$key};
+ my $formitem = $1;
+ if ($formitem =~ /^HWFILE(?:SIZE|TOOBIG)/) {
+ $what.=':'.$formitem.'='.$env{$key};
+ } elsif ($formitem !~ /^HWFILE(?:[^.]+)$/) {
+ $what.=':'.$formitem.'='.$env{$key};
+ }
}
}
} elsif ($fnsymb =~ m:^/adm/searchcat:) {
@@ -2488,7 +4234,13 @@ sub countacc {
my $url=&declutter(shift);
return if (! defined($url) || $url eq '');
unless ($env{'request.course.id'}) { return ''; }
+#
+# Mark that this url was used in this course
+#
$accesshash{$env{'request.course.id'}.'___'.$url.'___course'}=1;
+#
+# Increase the access count for this resource in this child process
+#
my $key=$$.$processmarker.'_'.$dumpcount.'___'.$url.'___count';
$accesshash{$key}++;
}
@@ -2500,30 +4252,37 @@ sub linklog {
$accesshash{$from.'___'.$to.'___comefrom'}=1;
$accesshash{$to.'___'.$from.'___goto'}=1;
}
+
+sub statslog {
+ my ($symb,$part,$users,$av_attempts,$degdiff)=@_;
+ if ($users<2) { return; }
+ my %dynstore=&LONCAPA::lonmetadata::dynamic_metadata_storage({
+ 'course' => $env{'request.course.id'},
+ 'sections' => '"all"',
+ 'num_students' => $users,
+ 'part' => $part,
+ 'symb' => $symb,
+ 'mean_tries' => $av_attempts,
+ 'deg_of_diff' => $degdiff});
+ foreach my $key (keys(%dynstore)) {
+ $accesshash{$key}=$dynstore{$key};
+ }
+}
sub userrolelog {
my ($trole,$username,$domain,$area,$tstart,$tend)=@_;
- if (($trole=~/^ca/) || ($trole=~/^aa/) ||
- ($trole=~/^in/) || ($trole=~/^cc/) ||
- ($trole=~/^ep/) || ($trole=~/^cr/) ||
- ($trole=~/^ta/)) {
+ if ( $trole =~ /^(ca|aa|in|cc|ep|cr|ta|co)/ ) {
my (undef,$rudom,$runame,$rsec)=split(/\//,$area);
$userrolehash
{$trole.':'.$username.':'.$domain.':'.$runame.':'.$rudom.':'.$rsec}
=$tend.':'.$tstart;
}
- if (($env{'request.role'} =~ /dc\./) &&
- (($trole=~/^au/) || ($trole=~/^in/) ||
- ($trole=~/^cc/) || ($trole=~/^ep/) ||
- ($trole=~/^cr/) || ($trole=~/^ta/))) {
+ if ($env{'request.role'} =~ /dc\./ && $trole =~ /^(au|in|cc|ep|cr|ta|co)/) {
$userrolehash
{$trole.':'.$username.':'.$domain.':'.$env{'user.name'}.':'.$env{'user.domain'}.':'}
=$tend.':'.$tstart;
}
- if (($trole=~/^dc/) || ($trole=~/^ad/) ||
- ($trole=~/^li/) || ($trole=~/^li/) ||
- ($trole=~/^au/) || ($trole=~/^dg/) ||
- ($trole=~/^sc/)) {
+ if ($trole =~ /^(dc|ad|li|au|dg|sc|dh|da)/ ) {
my (undef,$rudom,$runame,$rsec)=split(/\//,$area);
$domainrolehash
{$trole.':'.$username.':'.$domain.':'.$runame.':'.$rudom.':'.$rsec}
@@ -2533,30 +4292,66 @@ sub userrolelog {
sub courserolelog {
my ($trole,$username,$domain,$area,$tstart,$tend,$delflag,$selfenroll,$context)=@_;
- if (($trole eq 'cc') || ($trole eq 'in') ||
- ($trole eq 'ep') || ($trole eq 'ad') ||
- ($trole eq 'ta') || ($trole eq 'st') ||
- ($trole=~/^cr/) || ($trole eq 'gr')) {
- if ($area =~ m-^/($match_domain)/($match_courseid)/?([^/]*)-) {
- my $cdom = $1;
- my $cnum = $2;
- my $sec = $3;
- my $namespace = 'rolelog';
- my %storehash = (
- role => $trole,
- start => $tstart,
- end => $tend,
- selfenroll => $selfenroll,
- context => $context,
- );
- if ($trole eq 'gr') {
- $namespace = 'groupslog';
- $storehash{'group'} = $sec;
- } else {
- $storehash{'section'} = $sec;
- }
- &instructor_log($namespace,\%storehash,$delflag,$username,$domain,$cnum,$cdom);
+ if ($area =~ m-^/($match_domain)/($match_courseid)/?([^/]*)-) {
+ my $cdom = $1;
+ my $cnum = $2;
+ my $sec = $3;
+ my $namespace = 'rolelog';
+ my %storehash = (
+ role => $trole,
+ start => $tstart,
+ end => $tend,
+ selfenroll => $selfenroll,
+ context => $context,
+ );
+ if ($trole eq 'gr') {
+ $namespace = 'groupslog';
+ $storehash{'group'} = $sec;
+ } else {
+ $storehash{'section'} = $sec;
}
+ &write_log('course',$namespace,\%storehash,$delflag,$username,
+ $domain,$cnum,$cdom);
+ if (($trole ne 'st') || ($sec ne '')) {
+ &devalidate_cache_new('getcourseroles',$cdom.'_'.$cnum);
+ }
+ }
+ return;
+}
+
+sub domainrolelog {
+ my ($trole,$username,$domain,$area,$tstart,$tend,$delflag,$context)=@_;
+ if ($area =~ m{^/($match_domain)/$}) {
+ my $cdom = $1;
+ my $domconfiguser = &Apache::lonnet::get_domainconfiguser($cdom);
+ my $namespace = 'rolelog';
+ my %storehash = (
+ role => $trole,
+ start => $tstart,
+ end => $tend,
+ context => $context,
+ );
+ &write_log('domain',$namespace,\%storehash,$delflag,$username,
+ $domain,$domconfiguser,$cdom);
+ }
+ return;
+
+}
+
+sub coauthorrolelog {
+ my ($trole,$username,$domain,$area,$tstart,$tend,$delflag,$context)=@_;
+ if ($area =~ m{^/($match_domain)/($match_username)$}) {
+ my $audom = $1;
+ my $auname = $2;
+ my $namespace = 'rolelog';
+ my %storehash = (
+ role => $trole,
+ start => $tstart,
+ end => $tend,
+ context => $context,
+ );
+ &write_log('author',$namespace,\%storehash,$delflag,$username,
+ $domain,$auname,$audom);
}
return;
}
@@ -2565,6 +4360,7 @@ sub get_course_adv_roles {
my ($cid,$codes) = @_;
$cid=$env{'request.course.id'} unless (defined($cid));
my %coursehash=&coursedescription($cid);
+ my $crstype = &Apache::loncommon::course_type($cid);
my %nothide=();
foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
if ($user !~ /:/) {
@@ -2573,19 +4369,24 @@ sub get_course_adv_roles {
$nothide{$user}=1;
}
}
+ my @possdoms = ($coursehash{'domain'});
+ if ($coursehash{'checkforpriv'}) {
+ push(@possdoms,split(/,/,$coursehash{'checkforpriv'}));
+ }
my %returnhash=();
my %dumphash=
&dump('nohist_userroles',$coursehash{'domain'},$coursehash{'num'});
my $now=time;
- foreach my $entry (keys %dumphash) {
+ my %privileged;
+ foreach my $entry (keys(%dumphash)) {
my ($tend,$tstart)=split(/\:/,$dumphash{$entry});
if (($tstart) && ($tstart<0)) { next; }
if (($tend) && ($tend<$now)) { next; }
if (($tstart) && ($now<$tstart)) { next; }
my ($role,$username,$domain,$section)=split(/\:/,$entry);
if ($username eq '' || $domain eq '') { next; }
- if ((&privileged($username,$domain)) &&
- (!$nothide{$username.':'.$domain})) { next; }
+ if ((&privileged($username,$domain,\@possdoms)) &&
+ (!$nothide{$username.':'.$domain})) { next; }
if ($role eq 'cr') { next; }
if ($codes) {
if ($section) { $role .= ':'.$section; }
@@ -2595,8 +4396,8 @@ sub get_course_adv_roles {
$returnhash{$role}=$username.':'.$domain;
}
} else {
- my $key=&plaintext($role);
- if ($section) { $key.=' (Section '.$section.')'; }
+ my $key=&plaintext($role,$crstype);
+ if ($section) { $key.=' ('.&Apache::lonlocal::mt('Section [_1]',$section).')'; }
if ($returnhash{$key}) {
$returnhash{$key}.=','.$username.':'.$domain;
} else {
@@ -2612,11 +4413,10 @@ sub get_my_roles {
unless (defined($uname)) { $uname=$env{'user.name'}; }
unless (defined($udom)) { $udom=$env{'user.domain'}; }
my (%dumphash,%nothide);
- if ($context eq 'userroles') {
+ if ($context eq 'userroles') {
%dumphash = &dump('roles',$udom,$uname);
} else {
- %dumphash=
- &dump('nohist_userroles',$udom,$uname);
+ %dumphash = &dump('nohist_userroles',$udom,$uname);
if ($hidepriv) {
my %coursehash=&coursedescription($udom.'_'.$uname);
foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
@@ -2630,9 +4430,11 @@ sub get_my_roles {
}
my %returnhash=();
my $now=time;
+ my %privileged;
foreach my $entry (keys(%dumphash)) {
my ($role,$tend,$tstart);
if ($context eq 'userroles') {
+ next if ($entry =~ /^rolesdef/);
($role,$tend,$tstart)=split(/_/,$dumphash{$entry});
} else {
($tend,$tstart)=split(/\:/,$dumphash{$entry});
@@ -2656,7 +4458,7 @@ sub get_my_roles {
}
my ($rolecode,$username,$domain,$section,$area);
if ($context eq 'userroles') {
- ($area,$rolecode) = split(/_/,$entry);
+ ($area,$rolecode) = ($entry =~ /^(.+)_([^_]+)$/);
(undef,$domain,$username,$section) = split(/\//,$area);
} else {
($role,$username,$domain,$section) = split(/\:/,$entry);
@@ -2672,15 +4474,29 @@ sub get_my_roles {
if (!grep(/^cr$/,@{$roles})) {
next;
}
+ } elsif ($role =~ /^gr\//) {
+ if (!grep(/^gr$/,@{$roles})) {
+ next;
+ }
} else {
next;
}
}
}
if ($hidepriv) {
- if ((&privileged($username,$domain)) &&
- (!$nothide{$username.':'.$domain})) {
- next;
+ my @privroles = ('dc','su');
+ if ($context eq 'userroles') {
+ next if (grep(/^\Q$role\E$/,@privroles));
+ } else {
+ my $possdoms = [$domain];
+ if (ref($roledoms) eq 'ARRAY') {
+ push(@{$possdoms},@{$roledoms});
+ }
+ if (&privileged($username,$domain,$possdoms,\@privroles)) {
+ if (!$nothide{$username.':'.$domain}) {
+ next;
+ }
+ }
}
}
if ($withsec) {
@@ -2693,6 +4509,195 @@ sub get_my_roles {
return %returnhash;
}
+sub get_all_adhocroles {
+ my ($dom) = @_;
+ my @roles_by_num = ();
+ my %domdefaults = &get_domain_defaults($dom);
+ my (%description,%access_in_dom,%access_info);
+ if (ref($domdefaults{'adhocroles'}) eq 'HASH') {
+ my $count = 0;
+ my %domcurrent = %{$domdefaults{'adhocroles'}};
+ my %ordered;
+ foreach my $role (sort(keys(%domcurrent))) {
+ my ($order,$desc,$access_in_dom);
+ if (ref($domcurrent{$role}) eq 'HASH') {
+ $order = $domcurrent{$role}{'order'};
+ $desc = $domcurrent{$role}{'desc'};
+ $access_in_dom{$role} = $domcurrent{$role}{'access'};
+ $access_info{$role} = $domcurrent{$role}{$access_in_dom{$role}};
+ }
+ if ($order eq '') {
+ $order = $count;
+ }
+ $ordered{$order} = $role;
+ if ($desc ne '') {
+ $description{$role} = $desc;
+ } else {
+ $description{$role}= $role;
+ }
+ $count++;
+ }
+ foreach my $item (sort {$a <=> $b } (keys(%ordered))) {
+ push(@roles_by_num,$ordered{$item});
+ }
+ }
+ return (\@roles_by_num,\%description,\%access_in_dom,\%access_info);
+}
+
+sub get_my_adhocroles {
+ my ($cid,$checkreg) = @_;
+ my ($cdom,$cnum,%info,@possroles,$description,$roles_by_num);
+ if ($env{'request.course.id'} eq $cid) {
+ $cdom = $env{'course.'.$cid.'.domain'};
+ $cnum = $env{'course.'.$cid.'.num'};
+ $info{'internal.coursecode'} = $env{'course.'.$cid.'.internal.coursecode'};
+ } elsif ($cid =~ /^($match_domain)_($match_courseid)$/) {
+ $cdom = $1;
+ $cnum = $2;
+ %info = &Apache::lonnet::get('environment',['internal.coursecode'],
+ $cdom,$cnum);
+ }
+ if (($info{'internal.coursecode'} ne '') && ($checkreg)) {
+ my $user = $env{'user.name'}.':'.$env{'user.domain'};
+ my %rosterhash = &get('classlist',[$user],$cdom,$cnum);
+ if ($rosterhash{$user} ne '') {
+ my $type = (split(/:/,$rosterhash{$user}))[5];
+ return ([],{}) if ($type eq 'auto');
+ }
+ }
+ if (($cdom ne '') && ($cnum ne '')) {
+ if (($env{"user.role.dh./$cdom/"}) || ($env{"user.role.da./$cdom/"})) {
+ my $then=$env{'user.login.time'};
+ my $update=$env{'user.update.time'};
+ if (!$update) {
+ $update = $then;
+ }
+ my @liveroles;
+ foreach my $role ('dh','da') {
+ if ($env{"user.role.$role./$cdom/"}) {
+ my ($tstart,$tend)=split(/\./,$env{"user.role.$role./$cdom/"});
+ my $limit = $update;
+ if ($env{'request.role'} eq "$role./$cdom/") {
+ $limit = $then;
+ }
+ my $activerole = 1;
+ if ($tstart && $tstart>$limit) { $activerole = 0; }
+ if ($tend && $tend <$limit) { $activerole = 0; }
+ if ($activerole) {
+ push(@liveroles,$role);
+ }
+ }
+ }
+ if (@liveroles) {
+ if (&homeserver($cnum,$cdom) ne 'no_host') {
+ my ($accessref,$accessinfo,%access_in_dom);
+ ($roles_by_num,$description,$accessref,$accessinfo) = &get_all_adhocroles($cdom);
+ if (ref($roles_by_num) eq 'ARRAY') {
+ if (@{$roles_by_num}) {
+ my %settings;
+ if ($env{'request.course.id'} eq $cid) {
+ foreach my $envkey (keys(%env)) {
+ if ($envkey =~ /^\Qcourse.$cid.\E(internal\.adhoc.+)$/) {
+ $settings{$1} = $env{$envkey};
+ }
+ }
+ } else {
+ %settings = &dump('environment',$cdom,$cnum,'internal\.adhoc');
+ }
+ my %setincrs;
+ if ($settings{'internal.adhocaccess'}) {
+ map { $setincrs{$_} = 1; } split(/,/,$settings{'internal.adhocaccess'});
+ }
+ my @statuses;
+ if ($env{'environment.inststatus'}) {
+ @statuses = split(/,/,$env{'environment.inststatus'});
+ }
+ my $user = $env{'user.name'}.':'.$env{'user.domain'};
+ if (ref($accessref) eq 'HASH') {
+ %access_in_dom = %{$accessref};
+ }
+ foreach my $role (@{$roles_by_num}) {
+ my ($curraccess,@okstatus,@personnel);
+ if ($setincrs{$role}) {
+ ($curraccess,my $rest) = split(/=/,$settings{'internal.adhoc.'.$role});
+ if ($curraccess eq 'status') {
+ @okstatus = split(/\&/,$rest);
+ } elsif (($curraccess eq 'exc') || ($curraccess eq 'inc')) {
+ @personnel = split(/\&/,$rest);
+ }
+ } else {
+ $curraccess = $access_in_dom{$role};
+ if (ref($accessinfo) eq 'HASH') {
+ if ($curraccess eq 'status') {
+ if (ref($accessinfo->{$role}) eq 'ARRAY') {
+ @okstatus = @{$accessinfo->{$role}};
+ }
+ } elsif (($curraccess eq 'exc') || ($curraccess eq 'inc')) {
+ if (ref($accessinfo->{$role}) eq 'ARRAY') {
+ @personnel = @{$accessinfo->{$role}};
+ }
+ }
+ }
+ }
+ if ($curraccess eq 'none') {
+ next;
+ } elsif ($curraccess eq 'all') {
+ push(@possroles,$role);
+ } elsif ($curraccess eq 'dh') {
+ if (grep(/^dh$/,@liveroles)) {
+ push(@possroles,$role);
+ } else {
+ next;
+ }
+ } elsif ($curraccess eq 'da') {
+ if (grep(/^da$/,@liveroles)) {
+ push(@possroles,$role);
+ } else {
+ next;
+ }
+ } elsif ($curraccess eq 'status') {
+ if (@okstatus) {
+ if (!@statuses) {
+ if (grep(/^default$/,@okstatus)) {
+ push(@possroles,$role);
+ }
+ } else {
+ foreach my $status (@okstatus) {
+ if (grep(/^\Q$status\E$/,@statuses)) {
+ push(@possroles,$role);
+ last;
+ }
+ }
+ }
+ }
+ } elsif (($curraccess eq 'exc') || ($curraccess eq 'inc')) {
+ if (grep(/^\Q$user\E$/,@personnel)) {
+ if ($curraccess eq 'exc') {
+ push(@possroles,$role);
+ }
+ } elsif ($curraccess eq 'inc') {
+ push(@possroles,$role);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ unless (ref($description) eq 'HASH') {
+ if (ref($roles_by_num) eq 'ARRAY') {
+ my %desc;
+ map { $desc{$_} = $_; } (@{$roles_by_num});
+ $description = \%desc;
+ } else {
+ $description = {};
+ }
+ }
+ return (\@possroles,$description);
+}
+
# ----------------------------------------------------- Frontpage Announcements
#
#
@@ -2728,6 +4733,7 @@ sub getannounce {
sub courseidput {
my ($domain,$storehash,$coursehome,$caller) = @_;
+ return unless (ref($storehash) eq 'HASH');
my $outcome;
if ($caller eq 'timeonly') {
my $cids = '';
@@ -2766,7 +4772,9 @@ sub courseidput {
sub courseiddump {
my ($domfilter,$descfilter,$sincefilter,$instcodefilter,$ownerfilter,
$coursefilter,$hostidflag,$hostidref,$typefilter,$regexp_ok,
- $selfenrollonly,$catfilter,$showhidden,$caller)=@_;
+ $selfenrollonly,$catfilter,$showhidden,$caller,$cloner,$cc_clone,
+ $cloneonly,$createdbefore,$createdafter,$creationcontext,$domcloner,
+ $hasuniquecode,$reqcrsdom,$reqinstcode)=@_;
my $as_hash = 1;
my %returnhash;
if (!$domfilter) { $domfilter=''; }
@@ -2778,14 +4786,33 @@ sub courseiddump {
if (($domfilter eq '') ||
(&host_domain($tryserver) eq $domfilter)) {
- my $rep =
- &reply('courseiddump:'.&host_domain($tryserver).':'.
- $sincefilter.':'.&escape($descfilter).':'.
- &escape($instcodefilter).':'.&escape($ownerfilter).
- ':'.&escape($coursefilter).':'.&escape($typefilter).
- ':'.&escape($regexp_ok).':'.$as_hash.':'.
- &escape($selfenrollonly).':'.&escape($catfilter).':'.
- $showhidden.':'.$caller,$tryserver);
+ my $rep;
+ if (grep { $_ eq $tryserver } current_machine_ids()) {
+ $rep = LONCAPA::Lond::dump_course_id_handler(
+ join(":", (&host_domain($tryserver), $sincefilter,
+ &escape($descfilter), &escape($instcodefilter),
+ &escape($ownerfilter), &escape($coursefilter),
+ &escape($typefilter), &escape($regexp_ok),
+ $as_hash, &escape($selfenrollonly),
+ &escape($catfilter), $showhidden, $caller,
+ &escape($cloner), &escape($cc_clone), $cloneonly,
+ &escape($createdbefore), &escape($createdafter),
+ &escape($creationcontext),$domcloner,$hasuniquecode,
+ $reqcrsdom,&escape($reqinstcode))));
+ } else {
+ $rep = &reply('courseiddump:'.&host_domain($tryserver).':'.
+ $sincefilter.':'.&escape($descfilter).':'.
+ &escape($instcodefilter).':'.&escape($ownerfilter).
+ ':'.&escape($coursefilter).':'.&escape($typefilter).
+ ':'.&escape($regexp_ok).':'.$as_hash.':'.
+ &escape($selfenrollonly).':'.&escape($catfilter).':'.
+ $showhidden.':'.$caller.':'.&escape($cloner).':'.
+ &escape($cc_clone).':'.$cloneonly.':'.
+ &escape($createdbefore).':'.&escape($createdafter).':'.
+ &escape($creationcontext).':'.$domcloner.':'.$hasuniquecode.
+ ':'.$reqcrsdom.':'.&escape($reqinstcode),$tryserver);
+ }
+
my @pairs=split(/\&/,$rep);
foreach my $item (@pairs) {
my ($key,$value)=split(/\=/,$item,2);
@@ -2800,7 +4827,7 @@ sub courseiddump {
for (my $i=0; $i<@responses; $i++) {
$returnhash{$key}{$items[$i]} = &unescape($responses[$i]);
}
- }
+ }
}
}
}
@@ -2808,6 +4835,49 @@ sub courseiddump {
return %returnhash;
}
+sub courselastaccess {
+ my ($cdom,$cnum,$hostidref) = @_;
+ my %returnhash;
+ if ($cdom && $cnum) {
+ my $chome = &homeserver($cnum,$cdom);
+ if ($chome ne 'no_host') {
+ my $rep = &reply('courselastaccess:'.$cdom.':'.$cnum,$chome);
+ &extract_lastaccess(\%returnhash,$rep);
+ }
+ } else {
+ if (!$cdom) { $cdom=''; }
+ my %libserv = &all_library();
+ foreach my $tryserver (keys(%libserv)) {
+ if (ref($hostidref) eq 'ARRAY') {
+ next unless (grep(/^\Q$tryserver\E$/,@{$hostidref}));
+ }
+ if (($cdom eq '') || (&host_domain($tryserver) eq $cdom)) {
+ my $rep = &reply('courselastaccess:'.&host_domain($tryserver).':',$tryserver);
+ &extract_lastaccess(\%returnhash,$rep);
+ }
+ }
+ }
+ return %returnhash;
+}
+
+sub extract_lastaccess {
+ my ($returnhash,$rep) = @_;
+ if (ref($returnhash) eq 'HASH') {
+ unless ($rep eq 'unknown_command' || $rep eq 'no_such_host' ||
+ $rep eq 'con_lost' || $rep eq 'rejected' || $rep eq 'refused' ||
+ $rep eq '') {
+ my @pairs=split(/\&/,$rep);
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/\=/,$item,2);
+ $key = &unescape($key);
+ next if ($key =~ /^error: 2 /);
+ $returnhash->{$key} = &thaw_unescape($value);
+ }
+ }
+ }
+ return;
+}
+
# ---------------------------------------------------------- DC e-mail
sub dcmailput {
@@ -2840,15 +4910,15 @@ sub dcmaildump {
sub get_domain_roles {
my ($dom,$roles,$startdate,$enddate)=@_;
- if (undef($startdate) || $startdate eq '') {
+ if ((!defined($startdate)) || ($startdate eq '')) {
$startdate = '.';
}
- if (undef($enddate) || $enddate eq '') {
+ if ((!defined($enddate)) || ($enddate eq '')) {
$enddate = '.';
}
my $rolelist;
if (ref($roles) eq 'ARRAY') {
- $rolelist = join(':',@{$roles});
+ $rolelist = join('&',@{$roles});
}
my %personnel = ();
@@ -2868,13 +4938,52 @@ sub get_domain_roles {
return %personnel;
}
-# ----------------------------------------------------------- Check out an item
+sub get_active_domroles {
+ my ($dom,$roles) = @_;
+ return () unless (ref($roles) eq 'ARRAY');
+ my $now = time;
+ my %dompersonnel = &get_domain_roles($dom,$roles,$now,$now);
+ my %domroles;
+ foreach my $server (keys(%dompersonnel)) {
+ foreach my $user (sort(keys(%{$dompersonnel{$server}}))) {
+ my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,$user);
+ $domroles{$uname.':'.$udom} = $dompersonnel{$server}{$user};
+ }
+ }
+ return %domroles;
+}
+
+# ----------------------------------------------------------- Interval timing
+
+{
+# Caches needed for speedup of navmaps
+# We don't want to cache this for very long at all (5 seconds at most)
+#
+# The user for whom we cache
+my $cachedkey='';
+# The cached times for this user
+my %cachedtimes=();
+# When this was last done
+my $cachedtime='';
+
+sub load_all_first_access {
+ my ($uname,$udom,$ignorecache)=@_;
+ if (($cachedkey eq $uname.':'.$udom) &&
+ (abs($cachedtime-time)<5) && (!$env{'form.markaccess'}) &&
+ (!$ignorecache)) {
+ return;
+ }
+ $cachedtime=time;
+ $cachedkey=$uname.':'.$udom;
+ %cachedtimes=&dump('firstaccesstimes',$udom,$uname);
+}
sub get_first_access {
- my ($type,$argsymb)=@_;
+ my ($type,$argsymb,$argmap,$ignorecache)=@_;
my ($symb,$courseid,$udom,$uname)=&whichuser();
if ($argsymb) { $symb=$argsymb; }
my ($map,$id,$res)=&decode_symb($symb);
+ if ($argmap) { $map = $argmap; }
if ($type eq 'course') {
$res='course';
} elsif ($type eq 'map') {
@@ -2882,12 +4991,12 @@ sub get_first_access {
} else {
$res=$symb;
}
- my %times=&get('firstaccesstimes',["$courseid\0$res"],$udom,$uname);
- return $times{"$courseid\0$res"};
+ &load_all_first_access($uname,$udom,$ignorecache);
+ return $cachedtimes{"$courseid\0$res"};
}
sub set_first_access {
- my ($type)=@_;
+ my ($type,$interval)=@_;
my ($symb,$courseid,$udom,$uname)=&whichuser();
my ($map,$id,$res)=&decode_symb($symb);
if ($type eq 'course') {
@@ -2897,96 +5006,26 @@ sub set_first_access {
} else {
$res=$symb;
}
- my $firstaccess=&get_first_access($type,$symb);
+ $cachedkey='';
+ my $firstaccess=&get_first_access($type,$symb,$map);
if (!$firstaccess) {
- return &put('firstaccesstimes',{"$courseid\0$res"=>time},$udom,$uname);
+ my $start = time;
+ my $putres = &put('firstaccesstimes',{"$courseid\0$res"=>$start},
+ $udom,$uname);
+ if ($putres eq 'ok') {
+ &put('timerinterval',{"$courseid\0$res"=>$interval},
+ $udom,$uname);
+ &appenv(
+ {
+ 'course.'.$courseid.'.firstaccess.'.$res => $start,
+ 'course.'.$courseid.'.timerinterval.'.$res => $interval,
+ }
+ );
+ }
+ return $putres;
}
return 'already_set';
}
-
-sub checkout {
- my ($symb,$tuname,$tudom,$tcrsid)=@_;
- my $now=time;
- my $lonhost=$perlvar{'lonHostID'};
- my $infostr=&escape(
- 'CHECKOUTTOKEN&'.
- $tuname.'&'.
- $tudom.'&'.
- $tcrsid.'&'.
- $symb.'&'.
- $now.'&'.$ENV{'REMOTE_ADDR'});
- my $token=&reply('tmpput:'.$infostr,$lonhost);
- if ($token=~/^error\:/) {
- &logthis("<font color=\"blue\">WARNING: ".
- "Checkout tmpput failed ".$tudom.' - '.$tuname.' - '.$symb.
- "</font>");
- return '';
- }
-
- $token=~s/^(\d+)\_.*\_(\d+)$/$1\*$2\*$lonhost/;
- $token=~tr/a-z/A-Z/;
-
- my %infohash=('resource.0.outtoken' => $token,
- 'resource.0.checkouttime' => $now,
- 'resource.0.outremote' => $ENV{'REMOTE_ADDR'});
-
- unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') {
- return '';
- } else {
- &logthis("<font color=\"blue\">WARNING: ".
- "Checkout cstore failed ".$tudom.' - '.$tuname.' - '.$symb.
- "</font>");
- }
-
- if (&log($tudom,$tuname,&homeserver($tuname,$tudom),
- &escape('Checkout '.$infostr.' - '.
- $token)) ne 'ok') {
- return '';
- } else {
- &logthis("<font color=\"blue\">WARNING: ".
- "Checkout log failed ".$tudom.' - '.$tuname.' - '.$symb.
- "</font>");
- }
- return $token;
-}
-
-# ------------------------------------------------------------ Check in an item
-
-sub checkin {
- my $token=shift;
- my $now=time;
- my ($ta,$tb,$lonhost)=split(/\*/,$token);
- $lonhost=~tr/A-Z/a-z/;
- my $dtoken=$ta.'_'.&hostname($lonhost).'_'.$tb;
- $dtoken=~s/\W/\_/g;
- my ($dummy,$tuname,$tudom,$tcrsid,$symb,$chtim,$rmaddr)=
- split(/\&/,&unescape(&reply('tmpget:'.$dtoken,$lonhost)));
-
- unless (($tuname) && ($tudom)) {
- &logthis('Check in '.$token.' ('.$dtoken.') failed');
- return '';
- }
-
- unless (&allowed('mgr',$tcrsid)) {
- &logthis('Check in '.$token.' ('.$dtoken.') unauthorized: '.
- $env{'user.name'}.' - '.$env{'user.domain'});
- return '';
- }
-
- my %infohash=('resource.0.intoken' => $token,
- 'resource.0.checkintime' => $now,
- 'resource.0.inremote' => $ENV{'REMOTE_ADDR'});
-
- unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') {
- return '';
- }
-
- if (&log($tudom,$tuname,&homeserver($tuname,$tudom),
- &escape('Checkin - '.$token)) ne 'ok') {
- return '';
- }
-
- return ($symb,$tuname,$tudom,$tcrsid);
}
# --------------------------------------------- Set Expire Date for Spreadsheet
@@ -3093,7 +5132,7 @@ sub hashref2str {
$result.='=';
#print("Got a ref of ".(ref($key))." skipping.");
} else {
- if ($key) {$result.=&escape($key).'=';} else { last; }
+ if (defined($key)) {$result.=&escape($key).'=';} else { last; }
}
if(ref($hashref->{$key}) eq 'ARRAY') {
@@ -3245,12 +5284,12 @@ sub tmpreset {
if ($domain eq 'public' && $stuname eq 'public') {
$stuname=$ENV{'REMOTE_ADDR'};
}
- my $path=$perlvar{'lonDaemons'}.'/tmp';
+ my $path=LONCAPA::tempdir();
my %hash;
if (tie(%hash,'GDBM_File',
$path.'/tmpstore_'.$stuname.'_'.$domain.'_'.$namespace.'.db',
&GDBM_WRCREAT(),0640)) {
- foreach my $key (keys %hash) {
+ foreach my $key (keys(%hash)) {
if ($key=~ /:$symb/) {
delete($hash{$key});
}
@@ -3284,7 +5323,7 @@ sub tmpstore {
}
my $now=time;
my %hash;
- my $path=$perlvar{'lonDaemons'}.'/tmp';
+ my $path=LONCAPA::tempdir();
if (tie(%hash,'GDBM_File',
$path.'/tmpstore_'.$stuname.'_'.$domain.'_'.$namespace.'.db',
&GDBM_WRCREAT(),0640)) {
@@ -3330,7 +5369,7 @@ sub tmprestore {
$namespace=~s/\//\_/g;
$namespace=~s/\W//g;
my %hash;
- my $path=$perlvar{'lonDaemons'}.'/tmp';
+ my $path=LONCAPA::tempdir();
if (tie(%hash,'GDBM_File',
$path.'/tmpstore_'.$stuname.'_'.$domain.'_'.$namespace.'.db',
&GDBM_READER(),0640)) {
@@ -3359,7 +5398,7 @@ sub tmprestore {
# ----------------------------------------------------------------------- Store
sub store {
- my ($storehash,$symb,$namespace,$domain,$stuname) = @_;
+ my ($storehash,$symb,$namespace,$domain,$stuname,$laststore) = @_;
my $home='';
if ($stuname) { $home=&homeserver($stuname,$domain); }
@@ -3389,13 +5428,13 @@ sub store {
}
$namevalue=~s/\&$//;
&courselog($symb.':'.$stuname.':'.$domain.':STORE:'.$namevalue);
- return reply("store:$domain:$stuname:$namespace:$symb:$namevalue","$home");
+ return reply("store:$domain:$stuname:$namespace:$symb:$namevalue:$laststore","$home");
}
# -------------------------------------------------------------- Critical Store
sub cstore {
- my ($storehash,$symb,$namespace,$domain,$stuname) = @_;
+ my ($storehash,$symb,$namespace,$domain,$stuname,$laststore) = @_;
my $home='';
if ($stuname) { $home=&homeserver($stuname,$domain); }
@@ -3426,7 +5465,7 @@ sub cstore {
$namevalue=~s/\&$//;
&courselog($symb.':'.$stuname.':'.$domain.':CSTORE:'.$namevalue);
return critical
- ("store:$domain:$stuname:$namespace:$symb:$namevalue","$home");
+ ("store:$domain:$stuname:$namespace:$symb:$namevalue:$laststore","$home");
}
# --------------------------------------------------------------------- Restore
@@ -3438,9 +5477,12 @@ sub restore {
if ($stuname) { $home=&homeserver($stuname,$domain); }
if (!$symb) {
- unless ($symb=escape(&symbread())) { return ''; }
+ return if ($namespace eq 'courserequests');
+ unless ($symb=escape(&symbread())) { return ''; }
} else {
- $symb=&escape(&symbclean($symb));
+ unless ($namespace eq 'courserequests') {
+ $symb=&escape(&symbclean($symb));
+ }
}
if (!$namespace) {
unless ($namespace=$env{'request.course.id'}) {
@@ -3467,6 +5509,8 @@ sub restore {
}
# ---------------------------------------------------------- Course Description
+#
+#
sub coursedescription {
my ($courseid,$args)=@_;
@@ -3496,7 +5540,8 @@ sub coursedescription {
return %returnhash;
}
- # get the data agin
+ # get the data again
+
if (!$args->{'one_time'}) {
$envhash{'course.'.$normalid.'.last_cache'}=time;
}
@@ -3504,6 +5549,10 @@ sub coursedescription {
if ($chome ne 'no_host') {
%returnhash=&dump('environment',$cdomain,$cnum);
if (!exists($returnhash{'con_lost'})) {
+ my $username = $env{'user.name'}; # Defult username
+ if(defined $args->{'user'}) {
+ $username = $args->{'user'};
+ }
$returnhash{'home'}= $chome;
$returnhash{'domain'} = $cdomain;
$returnhash{'num'} = $cnum;
@@ -3514,8 +5563,8 @@ sub coursedescription {
$envhash{'course.'.$normalid.'.'.$name}=$value;
}
$returnhash{'url'}=&clutter($returnhash{'url'});
- $returnhash{'fn'}=$perlvar{'lonDaemons'}.'/tmp/'.
- $env{'user.name'}.'_'.$cdomain.'_'.$cnum;
+ $returnhash{'fn'}=LONCAPA::tempdir() .
+ $username.'_'.$cdomain.'_'.$cnum;
$envhash{'course.'.$normalid.'.home'}=$chome;
$envhash{'course.'.$normalid.'.domain'}=$cdomain;
$envhash{'course.'.$normalid.'.num'}=$cnum;
@@ -3527,111 +5576,266 @@ sub coursedescription {
return %returnhash;
}
+sub update_released_required {
+ my ($needsrelease,$cdom,$cnum,$chome,$cid) = @_;
+ if ($cdom eq '' || $cnum eq '' || $chome eq '' || $cid eq '') {
+ $cid = $env{'request.course.id'};
+ $cdom = $env{'course.'.$cid.'.domain'};
+ $cnum = $env{'course.'.$cid.'.num'};
+ $chome = $env{'course.'.$cid.'.home'};
+ }
+ if ($needsrelease) {
+ my %curr_reqd_hash = &userenvironment($cdom,$cnum,'internal.releaserequired');
+ my $needsupdate;
+ if ($curr_reqd_hash{'internal.releaserequired'} eq '') {
+ $needsupdate = 1;
+ } else {
+ my ($currmajor,$currminor) = split(/\./,$curr_reqd_hash{'internal.releaserequired'});
+ my ($needsmajor,$needsminor) = split(/\./,$needsrelease);
+ if (($currmajor < $needsmajor) || ($currmajor == $needsmajor && $currminor < $needsminor)) {
+ $needsupdate = 1;
+ }
+ }
+ if ($needsupdate) {
+ my %needshash = (
+ 'internal.releaserequired' => $needsrelease,
+ );
+ my $putresult = &put('environment',\%needshash,$cdom,$cnum);
+ if ($putresult eq 'ok') {
+ &appenv({'course.'.$cid.'.internal.releaserequired' => $needsrelease});
+ my %crsinfo = &courseiddump($cdom,'.',1,'.','.',$cnum,undef,undef,'.');
+ if (ref($crsinfo{$cid}) eq 'HASH') {
+ $crsinfo{$cid}{'releaserequired'} = $needsrelease;
+ &courseidput($cdom,\%crsinfo,$chome,'notime');
+ }
+ }
+ }
+ }
+ return;
+}
+
# -------------------------------------------------See if a user is privileged
sub privileged {
- my ($username,$domain)=@_;
- my $rolesdump=&reply("dump:$domain:$username:roles",
- &homeserver($username,$domain));
- if (($rolesdump eq 'con_lost') || ($rolesdump eq '')) { return 0; }
- my $now=time;
- if ($rolesdump ne '') {
- foreach my $entry (split(/&/,$rolesdump)) {
- if ($entry!~/^rolesdef_/) {
- my ($area,$role)=split(/=/,$entry);
- $area=~s/\_\w\w$//;
- my ($trole,$tend,$tstart)=split(/_/,$role);
- if (($trole eq 'dc') || ($trole eq 'su')) {
- my $active=1;
- if ($tend) {
- if ($tend<$now) { $active=0; }
- }
- if ($tstart) {
- if ($tstart>$now) { $active=0; }
- }
- if ($active) { return 1; }
- }
- }
- }
+ my ($username,$domain,$possdomains,$possroles)=@_;
+ my $now = time;
+ my $roles;
+ if (ref($possroles) eq 'ARRAY') {
+ $roles = $possroles;
+ } else {
+ $roles = ['dc','su'];
+ }
+ if (ref($possdomains) eq 'ARRAY') {
+ my %privileged = &privileged_by_domain($possdomains,$roles);
+ foreach my $dom (@{$possdomains}) {
+ if (($username =~ /^$match_username$/) && ($domain =~ /^$match_domain$/) &&
+ (ref($privileged{$dom}) eq 'HASH')) {
+ foreach my $role (@{$roles}) {
+ if (ref($privileged{$dom}{$role}) eq 'HASH') {
+ if (exists($privileged{$dom}{$role}{$username.':'.$domain})) {
+ my ($end,$start) = split(/:/,$privileged{$dom}{$role}{$username.':'.$domain});
+ return 1 unless (($end && $end < $now) ||
+ ($start && $start > $now));
+ }
+ }
+ }
+ }
+ }
+ } else {
+ my %rolesdump = &dump("roles", $domain, $username) or return 0;
+ my $now = time;
+
+ for my $role (@rolesdump{grep { ! /^rolesdef_/ } keys(%rolesdump)}) {
+ my ($trole, $tend, $tstart) = split(/_/, $role);
+ if (grep(/^\Q$trole\E$/,@{$roles})) {
+ return 1 unless ($tend && $tend < $now)
+ or ($tstart && $tstart > $now);
+ }
+ }
}
return 0;
}
+sub privileged_by_domain {
+ my ($domains,$roles) = @_;
+ my %privileged = ();
+ my $cachetime = 60*60*24;
+ my $now = time;
+ unless ((ref($domains) eq 'ARRAY') && (ref($roles) eq 'ARRAY')) {
+ return %privileged;
+ }
+ foreach my $dom (@{$domains}) {
+ next if (ref($privileged{$dom}) eq 'HASH');
+ my $needroles;
+ foreach my $role (@{$roles}) {
+ my ($result,$cached)=&is_cached_new('priv_'.$role,$dom);
+ if (defined($cached)) {
+ if (ref($result) eq 'HASH') {
+ $privileged{$dom}{$role} = $result;
+ }
+ } else {
+ $needroles = 1;
+ }
+ }
+ if ($needroles) {
+ my %dompersonnel = &get_domain_roles($dom,$roles);
+ $privileged{$dom} = {};
+ foreach my $server (keys(%dompersonnel)) {
+ if (ref($dompersonnel{$server}) eq 'HASH') {
+ foreach my $item (keys(%{$dompersonnel{$server}})) {
+ my ($trole,$uname,$udom,$rest) = split(/:/,$item,4);
+ my ($end,$start) = split(/:/,$dompersonnel{$server}{$item});
+ next if ($end && $end < $now);
+ $privileged{$dom}{$trole}{$uname.':'.$udom} =
+ $dompersonnel{$server}{$item};
+ }
+ }
+ }
+ if (ref($privileged{$dom}) eq 'HASH') {
+ foreach my $role (@{$roles}) {
+ if (ref($privileged{$dom}{$role}) eq 'HASH') {
+ &do_cache_new('priv_'.$role,$dom,$privileged{$dom}{$role},$cachetime);
+ } else {
+ my %hash = ();
+ &do_cache_new('priv_'.$role,$dom,\%hash,$cachetime);
+ }
+ }
+ }
+ }
+ }
+ return %privileged;
+}
+
# -------------------------------------------------------- Get user privileges
sub rolesinit {
- my ($domain,$username,$authhost)=@_;
- my $rolesdump=reply("dump:$domain:$username:roles",$authhost);
- if (($rolesdump eq 'con_lost') || ($rolesdump eq '')) { return ''; }
+ my ($domain, $username) = @_;
+ my %userroles = ('user.login.time' => time);
+ my %rolesdump = &dump("roles", $domain, $username) or return \%userroles;
+
+ # firstaccess and timerinterval are related to timed maps/resources.
+ # also, blocking can be triggered by an activating timer
+ # it's saved in the user's %env.
+ my %firstaccess = &dump('firstaccesstimes', $domain, $username);
+ my %timerinterval = &dump('timerinterval', $domain, $username);
+ my (%coursetimerstarts, %firstaccchk, %firstaccenv, %coursetimerintervals,
+ %timerintchk, %timerintenv);
+
+ foreach my $key (keys(%firstaccess)) {
+ my ($cid, $rest) = split(/\0/, $key);
+ $coursetimerstarts{$cid}{$rest} = $firstaccess{$key};
+ }
+
+ foreach my $key (keys(%timerinterval)) {
+ my ($cid,$rest) = split(/\0/,$key);
+ $coursetimerintervals{$cid}{$rest} = $timerinterval{$key};
+ }
+
my %allroles=();
- my %allgroups=();
- my $now=time;
- my %userroles = ('user.login.time' => $now);
- my $group_privs;
+ my %allgroups=();
- if ($rolesdump ne '') {
- foreach my $entry (split(/&/,$rolesdump)) {
- if ($entry!~/^rolesdef_/) {
- my ($area,$role)=split(/=/,$entry);
- $area=~s/\_\w\w$//;
- my ($trole,$tend,$tstart,$group_privs);
- if ($role=~/^cr/) {
- if ($role=~m|^(cr/$match_domain/$match_username/[a-zA-Z0-9]+)_(.*)$|) {
- ($trole,my $trest)=($role=~m|^(cr/$match_domain/$match_username/[a-zA-Z0-9]+)_(.*)$|);
- ($tend,$tstart)=split('_',$trest);
- } else {
- $trole=$role;
- }
- } elsif ($role =~ m|^gr/|) {
- ($trole,$tend,$tstart) = split(/_/,$role);
- ($trole,$group_privs) = split(/\//,$trole);
- $group_privs = &unescape($group_privs);
- } else {
- ($trole,$tend,$tstart)=split(/_/,$role);
- }
- my %new_role = &set_arearole($trole,$area,$tstart,$tend,$domain,
- $username);
- @userroles{keys(%new_role)} = @new_role{keys(%new_role)};
- if (($tend!=0) && ($tend<$now)) { $trole=''; }
- if (($tstart!=0) && ($tstart>$now)) { $trole=''; }
- if (($area ne '') && ($trole ne '')) {
- my $spec=$trole.'.'.$area;
- my ($tdummy,$tdomain,$trest)=split(/\//,$area);
- if ($trole =~ /^cr\//) {
- &custom_roleprivs(\%allroles,$trole,$tdomain,$trest,$spec,$area);
- } elsif ($trole eq 'gr') {
- &group_roleprivs(\%allgroups,$area,$group_privs,$tend,$tstart);
- } else {
- &standard_roleprivs(\%allroles,$trole,$tdomain,$spec,$trest,$area);
- }
+ for my $area (grep { ! /^rolesdef_/ } keys(%rolesdump)) {
+ my $role = $rolesdump{$area};
+ $area =~ s/\_\w\w$//;
+
+ my ($trole, $tend, $tstart, $group_privs);
+
+ if ($role =~ /^cr/) {
+ # Custom role, defined by a user
+ # e.g., user.role.cr/msu/smith/mynewrole
+ if ($role =~ m|^(cr/$match_domain/$match_username/[a-zA-Z0-9]+)_(.*)$|) {
+ $trole = $1;
+ ($tend, $tstart) = split('_', $2);
+ } else {
+ $trole = $role;
}
- }
+ } elsif ($role =~ m|^gr/|) {
+ # Role of member in a group, defined within a course/community
+ # e.g., user.role.gr/msu/04935610a19ee4a5fmsul1/leopards
+ ($trole, $tend, $tstart) = split(/_/, $role);
+ next if $tstart eq '-1';
+ ($trole, $group_privs) = split(/\//, $trole);
+ $group_privs = &unescape($group_privs);
+ } else {
+ # Just a normal role, defined in roles.tab
+ ($trole, $tend, $tstart) = split(/_/,$role);
+ }
+
+ my %new_role = &set_arearole($trole,$area,$tstart,$tend,$domain,
+ $username);
+ @userroles{keys(%new_role)} = @new_role{keys(%new_role)};
+
+ # role expired or not available yet?
+ $trole = '' if ($tend != 0 && $tend < $userroles{'user.login.time'}) or
+ ($tstart != 0 && $tstart > $userroles{'user.login.time'});
+
+ next if $area eq '' or $trole eq '';
+
+ my $spec = "$trole.$area";
+ my ($tdummy, $tdomain, $trest) = split(/\//, $area);
+
+ if ($trole =~ /^cr\//) {
+ # Custom role, defined by a user
+ &custom_roleprivs(\%allroles,$trole,$tdomain,$trest,$spec,$area);
+ } elsif ($trole eq 'gr') {
+ # Role of a member in a group, defined within a course/community
+ &group_roleprivs(\%allgroups,$area,$group_privs,$tend,$tstart);
+ next;
+ } else {
+ # Normal role, defined in roles.tab
+ &standard_roleprivs(\%allroles,$trole,$tdomain,$spec,$trest,$area);
+ }
+
+ my $cid = $tdomain.'_'.$trest;
+ unless ($firstaccchk{$cid}) {
+ if (ref($coursetimerstarts{$cid}) eq 'HASH') {
+ foreach my $item (keys(%{$coursetimerstarts{$cid}})) {
+ $firstaccenv{'course.'.$cid.'.firstaccess.'.$item} =
+ $coursetimerstarts{$cid}{$item};
+ }
+ }
+ $firstaccchk{$cid} = 1;
+ }
+ unless ($timerintchk{$cid}) {
+ if (ref($coursetimerintervals{$cid}) eq 'HASH') {
+ foreach my $item (keys(%{$coursetimerintervals{$cid}})) {
+ $timerintenv{'course.'.$cid.'.timerinterval.'.$item} =
+ $coursetimerintervals{$cid}{$item};
+ }
+ }
+ $timerintchk{$cid} = 1;
}
- my ($author,$adv) = &set_userprivs(\%userroles,\%allroles,\%allgroups);
- $userroles{'user.adv'} = $adv;
- $userroles{'user.author'} = $author;
- $env{'user.adv'}=$adv;
}
- return \%userroles;
+
+ @userroles{'user.author', 'user.adv'} = &set_userprivs(\%userroles,
+ \%allroles, \%allgroups);
+ $env{'user.adv'} = $userroles{'user.adv'};
+
+ return (\%userroles,\%firstaccenv,\%timerintenv);
}
sub set_arearole {
- my ($trole,$area,$tstart,$tend,$domain,$username) = @_;
+ my ($trole,$area,$tstart,$tend,$domain,$username,$nolog) = @_;
+ unless ($nolog) {
# log the associated role with the area
- &userrolelog($trole,$username,$domain,$area,$tstart,$tend);
+ &userrolelog($trole,$username,$domain,$area,$tstart,$tend);
+ }
return ('user.role.'.$trole.'.'.$area => $tstart.'.'.$tend);
}
sub custom_roleprivs {
my ($allroles,$trole,$tdomain,$trest,$spec,$area) = @_;
my ($rdummy,$rdomain,$rauthor,$rrole)=split(/\//,$trole);
- my $homsvr=homeserver($rauthor,$rdomain);
+ my $homsvr = &homeserver($rauthor,$rdomain);
if (&hostname($homsvr) ne '') {
my ($rdummy,$roledef)=
&get('roles',["rolesdef_$rrole"],$rdomain,$rauthor);
if (($rdummy ne 'con_lost') && ($roledef ne '')) {
my ($syspriv,$dompriv,$coursepriv)=split(/\_/,$roledef);
if (defined($syspriv)) {
+ if ($trest =~ /^$match_community$/) {
+ $syspriv =~ s/bre\&S//;
+ }
$$allroles{'cm./'}.=':'.$syspriv;
$$allroles{$spec.'./'}.=':'.$syspriv;
}
@@ -3641,6 +5845,10 @@ sub custom_roleprivs {
$$allroles{$spec.'./'.$tdomain.'/'}.=':'.$dompriv;
}
if (($trest ne '') && (defined($coursepriv))) {
+ if ($trole =~ m{^cr/$tdomain/$tdomain\Q-domainconfig\E/([^/]+)$}) {
+ my $rolename = $1;
+ $coursepriv = &course_adhocrole_privs($rolename,$tdomain,$trest,$coursepriv);
+ }
$$allroles{'cm.'.$area}.=':'.$coursepriv;
$$allroles{$spec.'.'.$area}.=':'.$coursepriv;
}
@@ -3649,6 +5857,48 @@ sub custom_roleprivs {
}
}
+sub course_adhocrole_privs {
+ my ($rolename,$cdom,$cnum,$coursepriv) = @_;
+ my %overrides = &get('environment',["internal.adhocpriv.$rolename"],$cdom,$cnum);
+ if ($overrides{"internal.adhocpriv.$rolename"}) {
+ my (%currprivs,%storeprivs);
+ foreach my $item (split(/:/,$coursepriv)) {
+ my ($priv,$restrict) = split(/\&/,$item);
+ $currprivs{$priv} = $restrict;
+ }
+ my (%possadd,%possremove,%full);
+ foreach my $item (split(/\:/,$Apache::lonnet::pr{'cr:c'})) {
+ my ($priv,$restrict)=split(/\&/,$item);
+ $full{$priv} = $restrict;
+ }
+ foreach my $item (split(/,/,$overrides{"internal.adhocpriv.$rolename"})) {
+ next if ($item eq '');
+ my ($rule,$rest) = split(/=/,$item);
+ next unless (($rule eq 'off') || ($rule eq 'on'));
+ foreach my $priv (split(/:/,$rest)) {
+ if ($priv ne '') {
+ if ($rule eq 'off') {
+ $possremove{$priv} = 1;
+ } else {
+ $possadd{$priv} = 1;
+ }
+ }
+ }
+ }
+ foreach my $priv (sort(keys(%full))) {
+ if (exists($currprivs{$priv})) {
+ unless (exists($possremove{$priv})) {
+ $storeprivs{$priv} = $currprivs{$priv};
+ }
+ } elsif (exists($possadd{$priv})) {
+ $storeprivs{$priv} = $full{$priv};
+ }
+ }
+ $coursepriv = ':'.join(':',map { $_.'&'.$storeprivs{$_}; } sort(keys(%storeprivs)));
+ }
+ return $coursepriv;
+}
+
sub group_roleprivs {
my ($allgroups,$area,$group_privs,$tend,$tstart) = @_;
my $access = 1;
@@ -3680,23 +5930,36 @@ sub standard_roleprivs {
}
sub set_userprivs {
- my ($userroles,$allroles,$allgroups) = @_;
+ my ($userroles,$allroles,$allgroups,$groups_roles) = @_;
my $author=0;
my $adv=0;
my %grouproles = ();
if (keys(%{$allgroups}) > 0) {
- foreach my $role (keys %{$allroles}) {
- my ($trole,$area,$sec,$extendedarea);
- if ($role =~ m-^(\w+|cr/$match_domain/$match_username/\w+)\.(/$match_domain/$match_courseid)(/?\w*)\.-) {
- $trole = $1;
- $area = $2;
- $sec = $3;
- $extendedarea = $area.$sec;
- if (exists($$allgroups{$area})) {
- foreach my $group (keys(%{$$allgroups{$area}})) {
- my $spec = $trole.'.'.$extendedarea;
- $grouproles{$spec.'.'.$area.'/'.$group} =
+ my @groupkeys;
+ foreach my $role (keys(%{$allroles})) {
+ push(@groupkeys,$role);
+ }
+ if (ref($groups_roles) eq 'HASH') {
+ foreach my $key (keys(%{$groups_roles})) {
+ unless (grep(/^\Q$key\E$/,@groupkeys)) {
+ push(@groupkeys,$key);
+ }
+ }
+ }
+ if (@groupkeys > 0) {
+ foreach my $role (@groupkeys) {
+ my ($trole,$area,$sec,$extendedarea);
+ if ($role =~ m-^(\w+|cr/$match_domain/$match_username/\w+)\.(/$match_domain/$match_courseid)(/?\w*)\.-) {
+ $trole = $1;
+ $area = $2;
+ $sec = $3;
+ $extendedarea = $area.$sec;
+ if (exists($$allgroups{$area})) {
+ foreach my $group (keys(%{$$allgroups{$area}})) {
+ my $spec = $trole.'.'.$extendedarea;
+ $grouproles{$spec.'.'.$area.'/'.$group} =
$$allgroups{$area}{$group};
+ }
}
}
}
@@ -3720,7 +5983,7 @@ sub set_userprivs {
}
}
my $thesestr='';
- foreach my $priv (keys(%thesepriv)) {
+ foreach my $priv (sort(keys(%thesepriv))) {
$thesestr.=':'.$priv.'&'.$thesepriv{$priv};
}
$userroles->{'user.priv.'.$role} = $thesestr;
@@ -3728,6 +5991,184 @@ sub set_userprivs {
return ($author,$adv);
}
+sub role_status {
+ my ($rolekey,$update,$refresh,$now,$role,$where,$trolecode,$tstatus,$tstart,$tend) = @_;
+ if (exists($env{$rolekey}) && $env{$rolekey} ne '') {
+ my ($one,$two) = split(m{\./},$rolekey,2);
+ (undef,undef,$$role) = split(/\./,$one,3);
+ unless (!defined($$role) || $$role eq '') {
+ $$where = '/'.$two;
+ $$trolecode=$$role.'.'.$$where;
+ ($$tstart,$$tend)=split(/\./,$env{$rolekey});
+ $$tstatus='is';
+ if ($$tstart && $$tstart>$update) {
+ $$tstatus='future';
+ if ($$tstart<$now) {
+ if ($$tstart && $$tstart>$refresh) {
+ if (($$where ne '') && ($$role ne '')) {
+ my (%allroles,%allgroups,$group_privs,
+ %groups_roles,@rolecodes);
+ my %userroles = (
+ 'user.role.'.$$role.'.'.$$where => $$tstart.'.'.$$tend
+ );
+ @rolecodes = ('cm');
+ my $spec=$$role.'.'.$$where;
+ my ($tdummy,$tdomain,$trest)=split(/\//,$$where);
+ if ($$role =~ /^cr\//) {
+ &custom_roleprivs(\%allroles,$$role,$tdomain,$trest,$spec,$$where);
+ push(@rolecodes,'cr');
+ } elsif ($$role eq 'gr') {
+ push(@rolecodes,$$role);
+ my %rolehash = &get('roles',[$$where.'_'.$$role],$env{'user.domain'},
+ $env{'user.name'});
+ my ($trole) = split('_',$rolehash{$$where.'_'.$$role},2);
+ (undef,my $group_privs) = split(/\//,$trole);
+ $group_privs = &unescape($group_privs);
+ &group_roleprivs(\%allgroups,$$where,$group_privs,$$tend,$$tstart);
+ my %course_roles = &get_my_roles($env{'user.name'},$env{'user.domain'},'userroles',['active'],['cc','co','in','ta','ep','ad','st','cr'],[$tdomain],1);
+ &get_groups_roles($tdomain,$trest,
+ \%course_roles,\@rolecodes,
+ \%groups_roles);
+ } else {
+ push(@rolecodes,$$role);
+ &standard_roleprivs(\%allroles,$$role,$tdomain,$spec,$trest,$$where);
+ }
+ my ($author,$adv)= &set_userprivs(\%userroles,\%allroles,\%allgroups,\%groups_roles);
+ &appenv(\%userroles,\@rolecodes);
+ &log($env{'user.domain'},$env{'user.name'},$env{'user.home'},"Role ".$role);
+ }
+ }
+ $$tstatus = 'is';
+ }
+ }
+ if ($$tend) {
+ if ($$tend<$update) {
+ $$tstatus='expired';
+ } elsif ($$tend<$now) {
+ $$tstatus='will_not';
+ }
+ }
+ }
+ }
+}
+
+sub get_groups_roles {
+ my ($cdom,$rest,$cdom_courseroles,$rolecodes,$groups_roles) = @_;
+ return unless((ref($cdom_courseroles) eq 'HASH') &&
+ (ref($rolecodes) eq 'ARRAY') &&
+ (ref($groups_roles) eq 'HASH'));
+ if (keys(%{$cdom_courseroles}) > 0) {
+ my ($cnum) = ($rest =~ /^($match_courseid)/);
+ if ($cdom ne '' && $cnum ne '') {
+ foreach my $key (keys(%{$cdom_courseroles})) {
+ if ($key =~ /^\Q$cnum\E:\Q$cdom\E:([^:]+):?([^:]*)/) {
+ my $crsrole = $1;
+ my $crssec = $2;
+ if ($crsrole =~ /^cr/) {
+ unless (grep(/^cr$/,@{$rolecodes})) {
+ push(@{$rolecodes},'cr');
+ }
+ } else {
+ unless(grep(/^\Q$crsrole\E$/,@{$rolecodes})) {
+ push(@{$rolecodes},$crsrole);
+ }
+ }
+ my $rolekey = "$crsrole./$cdom/$cnum";
+ if ($crssec ne '') {
+ $rolekey .= "/$crssec";
+ }
+ $rolekey .= './';
+ $groups_roles->{$rolekey} = $rolecodes;
+ }
+ }
+ }
+ }
+ return;
+}
+
+sub delete_env_groupprivs {
+ my ($where,$courseroles,$possroles) = @_;
+ return unless((ref($courseroles) eq 'HASH') && (ref($possroles) eq 'ARRAY'));
+ my ($dummy,$udom,$uname,$group) = split(/\//,$where);
+ unless (ref($courseroles->{$udom}) eq 'HASH') {
+ %{$courseroles->{$udom}} =
+ &get_my_roles('','','userroles',['active'],
+ $possroles,[$udom],1);
+ }
+ if (ref($courseroles->{$udom}) eq 'HASH') {
+ foreach my $item (keys(%{$courseroles->{$udom}})) {
+ my ($cnum,$cdom,$crsrole,$crssec) = split(/:/,$item);
+ my $area = '/'.$cdom.'/'.$cnum;
+ my $privkey = "user.priv.$crsrole.$area";
+ if ($crssec ne '') {
+ $privkey .= '/'.$crssec;
+ }
+ $privkey .= ".$area/$group";
+ &Apache::lonnet::delenv($privkey,undef,[$crsrole]);
+ }
+ }
+ return;
+}
+
+sub check_adhoc_privs {
+ my ($cdom,$cnum,$update,$refresh,$now,$checkrole,$caller,$sec) = @_;
+ my $cckey = 'user.role.'.$checkrole.'./'.$cdom.'/'.$cnum;
+ if ($sec) {
+ $cckey .= '/'.$sec;
+ }
+ my $setprivs;
+ if ($env{$cckey}) {
+ my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus,$tpstart,$tpend);
+ &role_status($cckey,$update,$refresh,$now,\$role,\$where,\$trolecode,\$tstatus,\$tstart,\$tend);
+ unless (($tstatus eq 'is') || ($tstatus eq 'will_not')) {
+ &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller,$sec);
+ $setprivs = 1;
+ }
+ } else {
+ &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller,$sec);
+ $setprivs = 1;
+ }
+ return $setprivs;
+}
+
+sub set_adhoc_privileges {
+# role can be cc, ca, or cr/<dom>/<dom>-domainconfig/role
+ my ($dcdom,$pickedcourse,$role,$caller,$sec) = @_;
+ my $area = '/'.$dcdom.'/'.$pickedcourse;
+ if ($sec ne '') {
+ $area .= '/'.$sec;
+ }
+ my $spec = $role.'.'.$area;
+ my %userroles = &set_arearole($role,$area,'','',$env{'user.domain'},
+ $env{'user.name'},1);
+ my %rolehash = ();
+ if ($role =~ m{^\Qcr/$dcdom/$dcdom\E\-domainconfig/(\w+)$}) {
+ my $rolename = $1;
+ &custom_roleprivs(\%rolehash,$role,$dcdom,$pickedcourse,$spec,$area);
+ my %domdef = &get_domain_defaults($dcdom);
+ if (ref($domdef{'adhocroles'}) eq 'HASH') {
+ if (ref($domdef{'adhocroles'}{$rolename}) eq 'HASH') {
+ &appenv({'request.role.desc' => $domdef{'adhocroles'}{$rolename}{'desc'},});
+ }
+ }
+ } else {
+ &standard_roleprivs(\%rolehash,$role,$dcdom,$spec,$pickedcourse,$area);
+ }
+ my ($author,$adv)= &set_userprivs(\%userroles,\%rolehash);
+ &appenv(\%userroles,[$role,'cm']);
+ &log($env{'user.domain'},$env{'user.name'},$env{'user.home'},"Role ".$role);
+ unless ($caller eq 'constructaccess' && $env{'request.course.id'}) {
+ &appenv( {'request.role' => $spec,
+ 'request.role.domain' => $dcdom,
+ 'request.course.sec' => $sec,
+ }
+ );
+ my $tadv=0;
+ if (&allowed('adv') eq 'F') { $tadv=1; }
+ &appenv({'request.role.adv' => $tadv});
+ }
+}
+
# --------------------------------------------------------------- get interface
sub get {
@@ -3763,59 +6204,74 @@ sub del {
foreach my $item (@$storearr) {
$items.=&escape($item).'&';
}
+
$items=~s/\&$//;
if (!$udomain) { $udomain=$env{'user.domain'}; }
if (!$uname) { $uname=$env{'user.name'}; }
my $uhome=&homeserver($uname,$udomain);
-
return &reply("del:$udomain:$uname:$namespace:$items",$uhome);
}
# -------------------------------------------------------------- dump interface
+sub unserialize {
+ my ($rep, $escapedkeys) = @_;
+
+ return {} if $rep =~ /^error/;
+
+ my %returnhash=();
+ foreach my $item (split(/\&/,$rep)) {
+ my ($key, $value) = split(/=/, $item, 2);
+ $key = unescape($key) unless $escapedkeys;
+ next if $key =~ /^error: 2 /;
+ $returnhash{$key} = &thaw_unescape($value);
+ }
+ #return %returnhash;
+ return \%returnhash;
+}
+
+# see Lond::dump_with_regexp
+# if $escapedkeys hash keys won't get unescaped.
sub dump {
- my ($namespace,$udomain,$uname,$regexp,$range)=@_;
+ my ($namespace,$udomain,$uname,$regexp,$range,$escapedkeys)=@_;
if (!$udomain) { $udomain=$env{'user.domain'}; }
if (!$uname) { $uname=$env{'user.name'}; }
my $uhome=&homeserver($uname,$udomain);
+
if ($regexp) {
- $regexp=&escape($regexp);
+ $regexp=&escape($regexp);
} else {
- $regexp='.';
+ $regexp='.';
+ }
+ if (grep { $_ eq $uhome } current_machine_ids()) {
+ # user is hosted on this machine
+ my $reply = LONCAPA::Lond::dump_with_regexp(join(":", ($udomain,
+ $uname, $namespace, $regexp, $range)), $perlvar{'lonVersion'});
+ return %{unserialize($reply, $escapedkeys)};
}
my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome);
my @pairs=split(/\&/,$rep);
my %returnhash=();
- foreach my $item (@pairs) {
- my ($key,$value)=split(/=/,$item,2);
- $key = &unescape($key);
- next if ($key =~ /^error: 2 /);
- $returnhash{$key}=&thaw_unescape($value);
+ if (!($rep =~ /^error/ )) {
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/=/,$item,2);
+ $key = unescape($key) unless $escapedkeys;
+ #$key = &unescape($key);
+ next if ($key =~ /^error: 2 /);
+ $returnhash{$key}=&thaw_unescape($value);
+ }
}
return %returnhash;
}
+
# --------------------------------------------------------- dumpstore interface
sub dumpstore {
my ($namespace,$udomain,$uname,$regexp,$range)=@_;
- if (!$udomain) { $udomain=$env{'user.domain'}; }
- if (!$uname) { $uname=$env{'user.name'}; }
- my $uhome=&homeserver($uname,$udomain);
- if ($regexp) {
- $regexp=&escape($regexp);
- } else {
- $regexp='.';
- }
- my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome);
- my @pairs=split(/\&/,$rep);
- my %returnhash=();
- foreach my $item (@pairs) {
- my ($key,$value)=split(/=/,$item,2);
- next if ($key =~ /^error: 2 /);
- $returnhash{$key}=&thaw_unescape($value);
- }
- return %returnhash;
+ # same as dump but keys must be escaped. They may contain colon separated
+ # lists of values that may themself contain colons (e.g. symbs).
+ return &dump($namespace, $udomain, $uname, $regexp, $range, 1);
}
# -------------------------------------------------------------- keys interface
@@ -3841,7 +6297,15 @@ sub currentdump {
$sdom = $env{'user.domain'} if (! defined($sdom));
$sname = $env{'user.name'} if (! defined($sname));
my $uhome = &homeserver($sname,$sdom);
- my $rep=reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome);
+ my $rep;
+
+ if (grep { $_ eq $uhome } current_machine_ids()) {
+ $rep = LONCAPA::Lond::dump_profile_database(join(":", ($sdom, $sname,
+ $courseid)));
+ } else {
+ $rep = reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome);
+ }
+
return if ($rep =~ /^(error:|no_such_host)/);
#
my %returnhash=();
@@ -3962,7 +6426,7 @@ sub newput {
# --------------------------------------------------------- putstore interface
sub putstore {
- my ($namespace,$symb,$version,$storehash,$udomain,$uname)=@_;
+ my ($namespace,$symb,$version,$storehash,$udomain,$uname,$tolog)=@_;
if (!$udomain) { $udomain=$env{'user.domain'}; }
if (!$uname) { $uname=$env{'user.name'}; }
my $uhome=&homeserver($uname,$udomain);
@@ -3976,6 +6440,17 @@ sub putstore {
my $reply =
&reply("putstore:$udomain:$uname:$namespace:$esc_symb:$esc_v:$items",
$uhome);
+ if (($tolog) && ($reply eq 'ok')) {
+ my $namevalue='';
+ foreach my $key (keys(%{$storehash})) {
+ $namevalue.=&escape($key).'='.&freeze_escape($storehash->{$key}).'&';
+ }
+ $namevalue .= 'ip='.&escape($ENV{'REMOTE_ADDR'}).
+ '&host='.&escape($perlvar{'lonHostID'}).
+ '&version='.$esc_v.
+ '&by='.&escape($env{'user.name'}.':'.$env{'user.domain'});
+ &Apache::lonnet::courselog($symb.':'.$uname.':'.$udomain.':PUTSTORE:'.$namevalue);
+ }
if ($reply eq 'unknown_cmd') {
# gfall back to way things use to be done
return &old_putstore($namespace,$symb,$version,$storehash,$udomain,
@@ -4069,27 +6544,128 @@ sub tmpget {
if (!defined($server)) { $server = $perlvar{'lonHostID'}; }
my $rep=&reply("tmpget:$token",$server);
my %returnhash;
+ if ($rep =~ /^(con_lost|error|no_such_host)/i) {
+ return %returnhash;
+ }
foreach my $item (split(/\&/,$rep)) {
my ($key,$value)=split(/=/,$item);
- next if ($key =~ /^error: 2 /);
$returnhash{&unescape($key)}=&thaw_unescape($value);
}
return %returnhash;
}
-# ------------------------------------------------------------ tmpget interface
+# ------------------------------------------------------------ tmpdel interface
sub tmpdel {
my ($token,$server)=@_;
if (!defined($server)) { $server = $perlvar{'lonHostID'}; }
return &reply("tmpdel:$token",$server);
}
+# ------------------------------------------------------------ get_timebased_id
+
+sub get_timebased_id {
+ my ($prefix,$keyid,$namespace,$cdom,$cnum,$idtype,$who,$locktries,
+ $maxtries) = @_;
+ my ($newid,$error,$dellock);
+ unless (($prefix =~ /^\w+$/) && ($keyid =~ /^\w+$/) && ($namespace ne '')) {
+ return ('','ok','invalid call to get suffix');
+ }
+
+# set defaults for any optional args for which values were not supplied
+ if ($who eq '') {
+ $who = $env{'user.name'}.':'.$env{'user.domain'};
+ }
+ if (!$locktries) {
+ $locktries = 3;
+ }
+ if (!$maxtries) {
+ $maxtries = 10;
+ }
+
+ if (($cdom eq '') || ($cnum eq '')) {
+ if ($env{'request.course.id'}) {
+ $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ }
+ if (($cdom eq '') || ($cnum eq '')) {
+ return ('','ok','call to get suffix not in course context');
+ }
+ }
+
+# construct locking item
+ my $lockhash = {
+ $prefix."\0".'locked_'.$keyid => $who,
+ };
+ my $tries = 0;
+
+# attempt to get lock on nohist_$namespace file
+ my $gotlock = &Apache::lonnet::newput('nohist_'.$namespace,$lockhash,$cdom,$cnum);
+ while (($gotlock ne 'ok') && $tries <$locktries) {
+ $tries ++;
+ sleep 1;
+ $gotlock = &Apache::lonnet::newput('nohist_'.$namespace,$lockhash,$cdom,$cnum);
+ }
+
+# attempt to get unique identifier, based on current timestamp
+ if ($gotlock eq 'ok') {
+ my %inuse = &Apache::lonnet::dump('nohist_'.$namespace,$cdom,$cnum,$prefix);
+ my $id = time;
+ $newid = $id;
+ if ($idtype eq 'addcode') {
+ $newid .= &sixnum_code();
+ }
+ my $idtries = 0;
+ while (exists($inuse{$prefix."\0".$newid}) && $idtries < $maxtries) {
+ if ($idtype eq 'concat') {
+ $newid = $id.$idtries;
+ } elsif ($idtype eq 'addcode') {
+ $newid = $newid.&sixnum_code();
+ } else {
+ $newid ++;
+ }
+ $idtries ++;
+ }
+ if (!exists($inuse{$prefix."\0".$newid})) {
+ my %new_item = (
+ $prefix."\0".$newid => $who,
+ );
+ my $putresult = &Apache::lonnet::put('nohist_'.$namespace,\%new_item,
+ $cdom,$cnum);
+ if ($putresult ne 'ok') {
+ undef($newid);
+ $error = 'error saving new item: '.$putresult;
+ }
+ } else {
+ undef($newid);
+ $error = ('error: no unique suffix available for the new item ');
+ }
+# remove lock
+ my @del_lock = ($prefix."\0".'locked_'.$keyid);
+ $dellock = &Apache::lonnet::del('nohist_'.$namespace,\@del_lock,$cdom,$cnum);
+ } else {
+ $error = "error: could not obtain lockfile\n";
+ $dellock = 'ok';
+ if (($prefix eq 'paste') && ($namespace eq 'courseeditor') && ($keyid eq 'num')) {
+ $dellock = 'nolock';
+ }
+ }
+ return ($newid,$dellock,$error);
+}
+
+sub sixnum_code {
+ my $code;
+ for (0..6) {
+ $code .= int( rand(9) );
+ }
+ return $code;
+}
+
# -------------------------------------------------- portfolio access checking
sub portfolio_access {
- my ($requrl) = @_;
+ my ($requrl,$clientip) = @_;
my (undef,$udom,$unum,$file_name,$group) = &parse_portfolio_url($requrl);
- my $result = &get_portfolio_access($udom,$unum,$file_name,$group);
+ my $result = &get_portfolio_access($udom,$unum,$file_name,$group,$clientip);
if ($result) {
my %setters;
if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
@@ -4115,7 +6691,7 @@ sub portfolio_access {
}
sub get_portfolio_access {
- my ($udom,$unum,$file_name,$group,$access_hash) = @_;
+ my ($udom,$unum,$file_name,$group,$clientip,$access_hash) = @_;
if (!ref($access_hash)) {
my $current_perms = &get_portfile_permissions($udom,$unum);
@@ -4124,7 +6700,7 @@ sub get_portfolio_access {
$access_hash = $access_controls{$file_name};
}
- my ($public,$guest,@domains,@users,@courses,@groups);
+ my ($public,$guest,@domains,@users,@courses,@groups,@ips);
my $now = time;
if (ref($access_hash) eq 'HASH') {
foreach my $key (keys(%{$access_hash})) {
@@ -4148,10 +6724,25 @@ sub get_portfolio_access {
push(@courses,$key);
} elsif ($scope eq 'group') {
push(@groups,$key);
+ } elsif ($scope eq 'ip') {
+ push(@ips,$key);
}
}
if ($public) {
return 'ok';
+ } elsif (@ips > 0) {
+ my $allowed;
+ foreach my $ipkey (@ips) {
+ if (ref($access_hash->{$ipkey}{'ip'}) eq 'ARRAY') {
+ if (&Apache::loncommon::check_ip_acc(join(',',@{$access_hash->{$ipkey}{'ip'}}),$clientip)) {
+ $allowed = 1;
+ last;
+ }
+ }
+ }
+ if ($allowed) {
+ return 'ok';
+ }
}
if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
if ($guest) {
@@ -4188,7 +6779,7 @@ sub get_portfolio_access {
my (%allgroups,%allroles);
my ($start,$end,$role,$sec,$group);
foreach my $envkey (%env) {
- if ($envkey =~ m-^user\.role\.(gr|cc|in|ta|ep|st)\./($match_domain)/($match_courseid)/?([^/]*)$-) {
+ if ($envkey =~ m-^user\.role\.(gr|cc|co|in|ta|ep|ad|st)\./($match_domain)/($match_courseid)/?([^/]*)$-) {
my $cid = $2.'_'.$3;
if ($1 eq 'gr') {
$group = $4;
@@ -4327,6 +6918,262 @@ sub is_portfolio_file {
return;
}
+sub usertools_access {
+ my ($uname,$udom,$tool,$action,$context,$userenvref,$domdefref,$is_advref)=@_;
+ my ($access,%tools);
+ if ($context eq '') {
+ $context = 'tools';
+ }
+ if ($context eq 'requestcourses') {
+ %tools = (
+ official => 1,
+ unofficial => 1,
+ community => 1,
+ textbook => 1,
+ placement => 1,
+ );
+ } elsif ($context eq 'requestauthor') {
+ %tools = (
+ requestauthor => 1,
+ );
+ } else {
+ %tools = (
+ aboutme => 1,
+ blog => 1,
+ webdav => 1,
+ portfolio => 1,
+ );
+ }
+ return if (!defined($tools{$tool}));
+
+ if (($udom eq '') || ($uname eq '')) {
+ $udom = $env{'user.domain'};
+ $uname = $env{'user.name'};
+ }
+
+ if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'})) {
+ if ($action ne 'reload') {
+ if ($context eq 'requestcourses') {
+ return $env{'environment.canrequest.'.$tool};
+ } elsif ($context eq 'requestauthor') {
+ return $env{'environment.canrequest.author'};
+ } else {
+ return $env{'environment.availabletools.'.$tool};
+ }
+ }
+ }
+
+ my ($toolstatus,$inststatus,$envkey);
+ if ($context eq 'requestauthor') {
+ $envkey = $context;
+ } else {
+ $envkey = $context.'.'.$tool;
+ }
+
+ if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) &&
+ ($action ne 'reload')) {
+ $toolstatus = $env{'environment.'.$envkey};
+ $inststatus = $env{'environment.inststatus'};
+ } else {
+ if (ref($userenvref) eq 'HASH') {
+ $toolstatus = $userenvref->{$envkey};
+ $inststatus = $userenvref->{'inststatus'};
+ } else {
+ my %userenv = &userenvironment($udom,$uname,$envkey,'inststatus');
+ $toolstatus = $userenv{$envkey};
+ $inststatus = $userenv{'inststatus'};
+ }
+ }
+
+ if ($toolstatus ne '') {
+ if ($toolstatus) {
+ $access = 1;
+ } else {
+ $access = 0;
+ }
+ return $access;
+ }
+
+ my ($is_adv,%domdef);
+ if (ref($is_advref) eq 'HASH') {
+ $is_adv = $is_advref->{'is_adv'};
+ } else {
+ $is_adv = &is_advanced_user($udom,$uname);
+ }
+ if (ref($domdefref) eq 'HASH') {
+ %domdef = %{$domdefref};
+ } else {
+ %domdef = &get_domain_defaults($udom);
+ }
+ if (ref($domdef{$tool}) eq 'HASH') {
+ if ($is_adv) {
+ if ($domdef{$tool}{'_LC_adv'} ne '') {
+ if ($domdef{$tool}{'_LC_adv'}) {
+ $access = 1;
+ } else {
+ $access = 0;
+ }
+ return $access;
+ }
+ }
+ if ($inststatus ne '') {
+ my ($hasaccess,$hasnoaccess);
+ foreach my $affiliation (split(/:/,$inststatus)) {
+ if ($domdef{$tool}{$affiliation} ne '') {
+ if ($domdef{$tool}{$affiliation}) {
+ $hasaccess = 1;
+ } else {
+ $hasnoaccess = 1;
+ }
+ }
+ }
+ if ($hasaccess || $hasnoaccess) {
+ if ($hasaccess) {
+ $access = 1;
+ } elsif ($hasnoaccess) {
+ $access = 0;
+ }
+ return $access;
+ }
+ } else {
+ if ($domdef{$tool}{'default'} ne '') {
+ if ($domdef{$tool}{'default'}) {
+ $access = 1;
+ } elsif ($domdef{$tool}{'default'} == 0) {
+ $access = 0;
+ }
+ return $access;
+ }
+ }
+ } else {
+ if (($context eq 'tools') && ($tool ne 'webdav')) {
+ $access = 1;
+ } else {
+ $access = 0;
+ }
+ return $access;
+ }
+}
+
+sub is_course_owner {
+ my ($cdom,$cnum,$udom,$uname) = @_;
+ if (($udom eq '') || ($uname eq '')) {
+ $udom = $env{'user.domain'};
+ $uname = $env{'user.name'};
+ }
+ unless (($udom eq '') || ($uname eq '')) {
+ if (exists($env{'course.'.$cdom.'_'.$cnum.'.internal.courseowner'})) {
+ if ($env{'course.'.$cdom.'_'.$cnum.'.internal.courseowner'} eq $uname.':'.$udom) {
+ return 1;
+ } else {
+ my %courseinfo = &Apache::lonnet::coursedescription($cdom.'/'.$cnum);
+ if ($courseinfo{'internal.courseowner'} eq $uname.':'.$udom) {
+ return 1;
+ }
+ }
+ }
+ }
+ return;
+}
+
+sub is_advanced_user {
+ my ($udom,$uname) = @_;
+ if ($udom ne '' && $uname ne '') {
+ if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'})) {
+ if (wantarray) {
+ return ($env{'user.adv'},$env{'user.author'});
+ } else {
+ return $env{'user.adv'};
+ }
+ }
+ }
+ my %roleshash = &get_my_roles($uname,$udom,'userroles',undef,undef,undef,1);
+ my %allroles;
+ my ($is_adv,$is_author);
+ foreach my $role (keys(%roleshash)) {
+ my ($trest,$tdomain,$trole,$sec) = split(/:/,$role);
+ my $area = '/'.$tdomain.'/'.$trest;
+ if ($sec ne '') {
+ $area .= '/'.$sec;
+ }
+ if (($area ne '') && ($trole ne '')) {
+ my $spec=$trole.'.'.$area;
+ if ($trole =~ /^cr\//) {
+ &custom_roleprivs(\%allroles,$trole,$tdomain,$trest,$spec,$area);
+ } elsif ($trole ne 'gr') {
+ &standard_roleprivs(\%allroles,$trole,$tdomain,$spec,$trest,$area);
+ }
+ if ($trole eq 'au') {
+ $is_author = 1;
+ }
+ }
+ }
+ foreach my $role (keys(%allroles)) {
+ last if ($is_adv);
+ foreach my $item (split(/:/,$allroles{$role})) {
+ if ($item ne '') {
+ my ($privilege,$restrictions)=split(/&/,$item);
+ if ($privilege eq 'adv') {
+ $is_adv = 1;
+ last;
+ }
+ }
+ }
+ }
+ if (wantarray) {
+ return ($is_adv,$is_author);
+ }
+ return $is_adv;
+}
+
+sub check_can_request {
+ my ($dom,$can_request,$request_domains) = @_;
+ my $canreq = 0;
+ my ($types,$typename) = &Apache::loncommon::course_types();
+ my @options = ('approval','validate','autolimit');
+ my $optregex = join('|',@options);
+ if ((ref($can_request) eq 'HASH') && (ref($types) eq 'ARRAY')) {
+ foreach my $type (@{$types}) {
+ if (&usertools_access($env{'user.name'},
+ $env{'user.domain'},
+ $type,undef,'requestcourses')) {
+ $canreq ++;
+ if (ref($request_domains) eq 'HASH') {
+ push(@{$request_domains->{$type}},$env{'user.domain'});
+ }
+ if ($dom eq $env{'user.domain'}) {
+ $can_request->{$type} = 1;
+ }
+ }
+ if ($env{'environment.reqcrsotherdom.'.$type} ne '') {
+ my @curr = split(',',$env{'environment.reqcrsotherdom.'.$type});
+ if (@curr > 0) {
+ foreach my $item (@curr) {
+ if (ref($request_domains) eq 'HASH') {
+ my ($otherdom) = ($item =~ /^($match_domain):($optregex)(=?\d*)$/);
+ if ($otherdom ne '') {
+ if (ref($request_domains->{$type}) eq 'ARRAY') {
+ unless (grep(/^\Q$otherdom\E$/,@{$request_domains->{$type}})) {
+ push(@{$request_domains->{$type}},$otherdom);
+ }
+ } else {
+ push(@{$request_domains->{$type}},$otherdom);
+ }
+ }
+ }
+ }
+ unless($dom eq $env{'user.domain'}) {
+ $canreq ++;
+ if (grep(/^\Q$dom\E:($optregex)(=?\d*)$/,@curr)) {
+ $can_request->{$type} = 1;
+ }
+ }
+ }
+ }
+ }
+ }
+ return $canreq;
+}
# ---------------------------------------------- Custom access rule evaluation
@@ -4380,7 +7227,7 @@ sub customaccess {
# ------------------------------------------------- Check for a user privilege
sub allowed {
- my ($priv,$uri,$symb,$role)=@_;
+ my ($priv,$uri,$symb,$role,$clientip,$noblockcheck)=@_;
my $ver_orguri=$uri;
$uri=&deversion($uri);
my $orguri=$uri;
@@ -4482,17 +7329,77 @@ sub allowed {
my $statecond=0;
my $courseprivid='';
+ my $ownaccess;
+ # Community Coordinator or Assistant Co-author browsing resource space.
+ if (($priv eq 'bro') && ($env{'user.author'})) {
+ if ($uri eq '') {
+ $ownaccess = 1;
+ } else {
+ if (($env{'user.domain'} ne '') && ($env{'user.name'} ne '')) {
+ my $udom = $env{'user.domain'};
+ my $uname = $env{'user.name'};
+ if ($uri =~ m{^\Q$udom\E/?$}) {
+ $ownaccess = 1;
+ } elsif ($uri =~ m{^\Q$udom\E/\Q$uname\E/?}) {
+ unless ($uri =~ m{\.\./}) {
+ $ownaccess = 1;
+ }
+ } elsif (($udom ne 'public') && ($uname ne 'public')) {
+ my $now = time;
+ if ($uri =~ m{^([^/]+)/?$}) {
+ my $adom = $1;
+ foreach my $key (keys(%env)) {
+ if ($key =~ m{^user\.role\.(ca|aa)/\Q$adom\E}) {
+ my ($start,$end) = split('.',$env{$key});
+ if (($now >= $start) && (!$end || $end < $now)) {
+ $ownaccess = 1;
+ last;
+ }
+ }
+ }
+ } elsif ($uri =~ m{^([^/]+)/([^/]+)/?}) {
+ my $adom = $1;
+ my $aname = $2;
+ foreach my $role ('ca','aa') {
+ if ($env{"user.role.$role./$adom/$aname"}) {
+ my ($start,$end) =
+ split('.',$env{"user.role.$role./$adom/$aname"});
+ if (($now >= $start) && (!$end || $end < $now)) {
+ $ownaccess = 1;
+ last;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
# Course
if ($env{'user.priv.'.$env{'request.role'}.'./'}=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ unless (($priv eq 'bro') && (!$ownaccess)) {
+ $thisallowed.=$1;
+ }
}
# Domain
if ($env{'user.priv.'.$env{'request.role'}.'./'.(split(/\//,$uri))[0].'/'}
=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ unless (($priv eq 'bro') && (!$ownaccess)) {
+ $thisallowed.=$1;
+ }
+ }
+
+# User who is not author or co-author might still be able to edit
+# resource of an author in the domain (e.g., if Domain Coordinator).
+ if (($priv eq 'eco') && ($thisallowed eq '') && ($env{'request.course.id'}) &&
+ (&allowed('mdc',$env{'request.course.id'}))) {
+ if ($env{"user.priv.cm./$uri/"}=~/\Q$priv\E\&([^\:]*)/) {
+ $thisallowed.=$1;
+ }
}
# Course: uri itself is a course
@@ -4502,7 +7409,9 @@ sub allowed {
if ($env{'user.priv.'.$env{'request.role'}.'.'.$courseuri}
=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ unless (($priv eq 'bro') && (!$ownaccess)) {
+ $thisallowed.=$1;
+ }
}
# URI is an uploaded document for this course, default permissions don't matter
@@ -4513,7 +7422,17 @@ sub allowed {
if ($match) {
if ($env{'user.priv.'.$env{'request.role'}.'./'}
=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ my $value = $1;
+ if ($noblockcheck) {
+ $thisallowed.=$value;
+ } else {
+ my @blockers = &has_comm_blocking($priv,$symb,$uri);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed.=$value;
+ }
+ }
}
} else {
my $refuri = $env{'httpref.'.$orguri} || $env{'httpref.'.$ver_orguri};
@@ -4524,7 +7443,16 @@ sub allowed {
$refuri=&declutter($refuri);
my ($match) = &is_on_map($refuri);
if ($match) {
- $thisallowed='F';
+ if ($noblockcheck) {
+ $thisallowed='F';
+ } else {
+ my @blockers = &has_comm_blocking($priv,$symb,$refuri);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed='F';
+ }
+ }
}
}
}
@@ -4535,9 +7463,9 @@ sub allowed {
&& $thisallowed ne 'F'
&& $thisallowed ne '2'
&& &is_portfolio_url($uri)) {
- $thisallowed = &portfolio_access($uri);
+ $thisallowed = &portfolio_access($uri,$clientip);
}
-
+
# Full access at system, domain or course-wide level? Exit.
if ($thisallowed=~/F/) {
return 'F';
@@ -4576,7 +7504,21 @@ sub allowed {
$statecond=$cond;
if ($env{'user.priv.'.$env{'request.role'}.'./'.$courseprivid}
=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ my $value = $1;
+ if ($priv eq 'bre') {
+ if ($noblockcheck) {
+ $thisallowed.=$value;
+ } else {
+ my @blockers = &has_comm_blocking($priv,$symb,$uri);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed.=$value;
+ }
+ }
+ } else {
+ $thisallowed.=$value;
+ }
$checkreferer=0;
}
}
@@ -4604,7 +7546,21 @@ sub allowed {
my $refstatecond=$cond;
if ($env{'user.priv.'.$env{'request.role'}.'./'.$courseprivid}
=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ my $value = $1;
+ if ($priv eq 'bre') {
+ if ($noblockcheck) {
+ $thisallowed.=$value;
+ } else {
+ my @blockers = &has_comm_blocking($priv,$symb,$refuri);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed.=$value;
+ }
+ }
+ } else {
+ $thisallowed.=$value;
+ }
$uri=$refuri;
$statecond=$refstatecond;
}
@@ -4642,7 +7598,7 @@ sub allowed {
my $envkey;
if ($thisallowed=~/L/) {
- foreach $envkey (keys %env) {
+ foreach $envkey (keys(%env)) {
if ($envkey=~/^user\.role\.(st|ta)\.([^\.]*)/) {
my $courseid=$2;
my $roleid=$1.'.'.$2;
@@ -4708,7 +7664,7 @@ sub allowed {
my $unamedom=$env{'user.name'}.':'.$env{'user.domain'};
if ($env{'course.'.$env{'request.course.id'}.'.'.$priv.'.roles.denied'}
=~/\Q$rolecode\E/) {
- if ($priv ne 'pch') {
+ if (($priv ne 'pch') && ($priv ne 'plc') && ($priv ne 'pac')) {
&logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.':'.
'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode.' in '.
$env{'request.course.id'});
@@ -4718,7 +7674,7 @@ sub allowed {
if ($env{'course.'.$env{'request.course.id'}.'.'.$priv.'.users.denied'}
=~/\Q$unamedom\E/) {
- if ($priv ne 'pch') {
+ if (($priv ne 'pch') && ($priv ne 'plc') && ($priv ne 'pac')) {
&logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.
'Denied by user: '.$priv.' for '.$uri.' as '.$unamedom.' in '.
$env{'request.course.id'});
@@ -4732,7 +7688,7 @@ sub allowed {
if ($thisallowed=~/R/) {
my $rolecode=(split(/\./,$env{'request.role'}))[0];
if (&metadata($uri,'roledeny')=~/\Q$rolecode\E/) {
- if ($priv ne 'pch') {
+ if (($priv ne 'pch') && ($priv ne 'plc')) {
&logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.':'.
'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode);
}
@@ -4764,6 +7720,318 @@ sub allowed {
return 'F';
}
+# ------------------------------------------- Check construction space access
+
+sub constructaccess {
+ my ($url,$setpriv)=@_;
+
+# We do not allow editing of previous versions of files
+ if ($url=~/\.(\d+)\.(\w+)$/) { return ''; }
+
+# Get username and domain from URL
+ my ($ownername,$ownerdomain,$ownerhome);
+
+ ($ownerdomain,$ownername) =
+ ($url=~ m{^(?:\Q$perlvar{'lonDocRoot'}\E|)(?:/daxepage|/daxeopen)?/priv/($match_domain)/($match_username)(?:/|$)});
+
+# The URL does not really point to any authorspace, forget it
+ unless (($ownername) && ($ownerdomain)) { return ''; }
+
+# Now we need to see if the user has access to the authorspace of
+# $ownername at $ownerdomain
+
+ if (($ownername eq $env{'user.name'}) && ($ownerdomain eq $env{'user.domain'})) {
+# Real author for this?
+ $ownerhome = $env{'user.home'};
+ if (exists($env{'user.priv.au./'.$ownerdomain.'/./'})) {
+ return ($ownername,$ownerdomain,$ownerhome);
+ }
+ } else {
+# Co-author for this?
+ if (exists($env{'user.priv.ca./'.$ownerdomain.'/'.$ownername.'./'}) ||
+ exists($env{'user.priv.aa./'.$ownerdomain.'/'.$ownername.'./'}) ) {
+ $ownerhome = &homeserver($ownername,$ownerdomain);
+ return ($ownername,$ownerdomain,$ownerhome);
+ }
+ if ($env{'request.course.id'}) {
+ if (($ownername eq $env{'course.'.$env{'request.course.id'}.'.num'}) &&
+ ($ownerdomain eq $env{'course.'.$env{'request.course.id'}.'.domain'})) {
+ if (&allowed('mdc',$env{'request.course.id'})) {
+ $ownerhome = $env{'course.'.$env{'request.course.id'}.'.home'};
+ return ($ownername,$ownerdomain,$ownerhome);
+ }
+ }
+ }
+ }
+
+# We don't have any access right now. If we are not possibly going to do anything about this,
+# we might as well leave
+ unless ($setpriv) { return ''; }
+
+# Backdoor access?
+ my $allowed=&allowed('eco',$ownerdomain);
+# Nope
+ unless ($allowed) { return ''; }
+# Looks like we may have access, but could be locked by the owner of the construction space
+ if ($allowed eq 'U') {
+ my %blocked=&get('environment',['domcoord.author'],
+ $ownerdomain,$ownername);
+# Is blocked by owner
+ if ($blocked{'domcoord.author'} eq 'blocked') { return ''; }
+ }
+ if (($allowed eq 'F') || ($allowed eq 'U')) {
+# Grant temporary access
+ my $then=$env{'user.login.time'};
+ my $update=$env{'user.update.time'};
+ if (!$update) { $update = $then; }
+ my $refresh=$env{'user.refresh.time'};
+ if (!$refresh) { $refresh = $update; }
+ my $now = time;
+ &check_adhoc_privs($ownerdomain,$ownername,$update,$refresh,
+ $now,'ca','constructaccess');
+ $ownerhome = &homeserver($ownername,$ownerdomain);
+ return($ownername,$ownerdomain,$ownerhome);
+ }
+# No business here
+ return '';
+}
+
+# ----------------------------------------------------------- Content Blocking
+
+{
+# Caches for faster Course Contents display where content blocking
+# is in operation (i.e., interval param set) for timed quiz.
+#
+# User for whom data are being temporarily cached.
+my $cacheduser='';
+# Cached blockers for this user (a hash of blocking items).
+my %cachedblockers=();
+# When the data were last cached.
+my $cachedlast='';
+
+sub load_all_blockers {
+ my ($uname,$udom,$blocks)=@_;
+ if (($uname ne '') && ($udom ne '')) {
+ if (($cacheduser eq $uname.':'.$udom) &&
+ (abs($cachedlast-time)<5)) {
+ return;
+ }
+ }
+ $cachedlast=time;
+ $cacheduser=$uname.':'.$udom;
+ %cachedblockers = &get_commblock_resources($blocks);
+}
+
+sub get_comm_blocks {
+ my ($cdom,$cnum) = @_;
+ if ($cdom eq '' || $cnum eq '') {
+ return unless ($env{'request.course.id'});
+ $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ }
+ my %commblocks;
+ my $hashid=$cdom.'_'.$cnum;
+ my ($blocksref,$cached)=&is_cached_new('comm_block',$hashid);
+ if ((defined($cached)) && (ref($blocksref) eq 'HASH')) {
+ %commblocks = %{$blocksref};
+ } else {
+ %commblocks = &Apache::lonnet::dump('comm_block',$cdom,$cnum);
+ my $cachetime = 600;
+ &do_cache_new('comm_block',$hashid,\%commblocks,$cachetime);
+ }
+ return %commblocks;
+}
+
+sub get_commblock_resources {
+ my ($blocks) = @_;
+ my %blockers = ();
+ return %blockers unless ($env{'request.course.id'});
+ return %blockers if ($env{'user.priv.'.$env{'request.role'}} =~/evb\&([^\:]*)/);
+ my %commblocks;
+ if (ref($blocks) eq 'HASH') {
+ %commblocks = %{$blocks};
+ } else {
+ %commblocks = &get_comm_blocks();
+ }
+ return %blockers unless (keys(%commblocks) > 0);
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ return %blockers unless (ref($navmap));
+ my $now = time;
+ foreach my $block (keys(%commblocks)) {
+ if ($block =~ /^(\d+)____(\d+)$/) {
+ my ($start,$end) = ($1,$2);
+ if ($start <= $now && $end >= $now) {
+ if (ref($commblocks{$block}{'blocks'}) eq 'HASH') {
+ if (ref($commblocks{$block}{'blocks'}{'docs'}) eq 'HASH') {
+ if (ref($commblocks{$block}{'blocks'}{'docs'}{'maps'}) eq 'HASH') {
+ if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'maps'}})) {
+ $blockers{$block}{maps} = $commblocks{$block}{'blocks'}{'docs'}{'maps'};
+ }
+ }
+ if (ref($commblocks{$block}{'blocks'}{'docs'}{'resources'}) eq 'HASH') {
+ if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'resources'}})) {
+ $blockers{$block}{'resources'} = $commblocks{$block}{'blocks'}{'docs'}{'resources'};
+ }
+ }
+ }
+ }
+ }
+ } elsif ($block =~ /^firstaccess____(.+)$/) {
+ my $item = $1;
+ my @to_test;
+ if (ref($commblocks{$block}{'blocks'}) eq 'HASH') {
+ if (ref($commblocks{$block}{'blocks'}{'docs'}) eq 'HASH') {
+ my @interval;
+ my $type = 'map';
+ if ($item eq 'course') {
+ $type = 'course';
+ @interval=&EXT("resource.0.interval");
+ } else {
+ if ($item =~ /___\d+___/) {
+ $type = 'resource';
+ @interval=&EXT("resource.0.interval",$item);
+ if (ref($navmap)) {
+ my $res = $navmap->getBySymb($item);
+ push(@to_test,$res);
+ }
+ } else {
+ my $mapsymb = &symbread($item,1);
+ if ($mapsymb) {
+ if (ref($navmap)) {
+ my $mapres = $navmap->getBySymb($mapsymb);
+ @to_test = $mapres->retrieveResources($mapres,undef,0,0,0,1);
+ foreach my $res (@to_test) {
+ my $symb = $res->symb();
+ next if ($symb eq $mapsymb);
+ if ($symb ne '') {
+ @interval=&EXT("resource.0.interval",$symb);
+ if ($interval[1] eq 'map') {
+ last;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ if ($interval[0] =~ /^(\d+)/) {
+ my $timelimit = $1;
+ my $first_access;
+ if ($type eq 'resource') {
+ $first_access=&get_first_access($interval[1],$item);
+ } elsif ($type eq 'map') {
+ $first_access=&get_first_access($interval[1],undef,$item);
+ } else {
+ $first_access=&get_first_access($interval[1]);
+ }
+ if ($first_access) {
+ my $timesup = $first_access+$timelimit;
+ if ($timesup > $now) {
+ my $activeblock;
+ foreach my $res (@to_test) {
+ if ($res->answerable()) {
+ $activeblock = 1;
+ last;
+ }
+ }
+ if ($activeblock) {
+ if (ref($commblocks{$block}{'blocks'}{'docs'}{'maps'}) eq 'HASH') {
+ if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'maps'}})) {
+ $blockers{$block}{'maps'} = $commblocks{$block}{'blocks'}{'docs'}{'maps'};
+ }
+ }
+ if (ref($commblocks{$block}{'blocks'}{'docs'}{'resources'}) eq 'HASH') {
+ if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'resources'}})) {
+ $blockers{$block}{'resources'} = $commblocks{$block}{'blocks'}{'docs'}{'resources'};
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ return %blockers;
+}
+
+sub has_comm_blocking {
+ my ($priv,$symb,$uri,$blocks) = @_;
+ my @blockers;
+ return unless ($env{'request.course.id'});
+ return unless ($priv eq 'bre');
+ return if ($env{'user.priv.'.$env{'request.role'}} =~/evb\&([^\:]*)/);
+ return if ($env{'request.state'} eq 'construct');
+ &load_all_blockers($env{'user.name'},$env{'user.domain'},$blocks);
+ return unless (keys(%cachedblockers) > 0);
+ my (%possibles,@symbs);
+ if (!$symb) {
+ $symb = &symbread($uri,1,1,1,\%possibles);
+ }
+ if ($symb) {
+ @symbs = ($symb);
+ } elsif (keys(%possibles)) {
+ @symbs = keys(%possibles);
+ }
+ my $noblock;
+ foreach my $symb (@symbs) {
+ last if ($noblock);
+ my ($map,$resid,$resurl)=&decode_symb($symb);
+ foreach my $block (keys(%cachedblockers)) {
+ if ($block =~ /^firstaccess____(.+)$/) {
+ my $item = $1;
+ if (($item eq $map) || ($item eq $symb)) {
+ $noblock = 1;
+ last;
+ }
+ }
+ if (ref($cachedblockers{$block}) eq 'HASH') {
+ if (ref($cachedblockers{$block}{'resources'}) eq 'HASH') {
+ if ($cachedblockers{$block}{'resources'}{$symb}) {
+ unless (grep(/^\Q$block\E$/,@blockers)) {
+ push(@blockers,$block);
+ }
+ }
+ }
+ }
+ if (ref($cachedblockers{$block}{'maps'}) eq 'HASH') {
+ if ($cachedblockers{$block}{'maps'}{$map}) {
+ unless (grep(/^\Q$block\E$/,@blockers)) {
+ push(@blockers,$block);
+ }
+ }
+ }
+ }
+ }
+ return if ($noblock);
+ return @blockers;
+}
+}
+
+# -------------------------------- Deversion and split uri into path an filename
+
+#
+# Removes the version from a URI and
+# splits it in to its filename and path to the filename.
+# Seems like File::Basename could have done this more clearly.
+# Parameters:
+# $uri - input URI
+# Returns:
+# Two element list consisting of
+# $pathname - the URI up to and excluding the trailing /
+# $filename - The part of the URI following the last /
+# NOTE:
+# Another realization of this is simply:
+# use File::Basename;
+# ...
+# $uri = shift;
+# $filename = basename($uri);
+# $path = dirname($uri);
+# return ($filename, $path);
+#
+# The implementation below is probably faster however.
+#
sub split_uri_for_cond {
my $uri=&deversion(&declutter(shift));
my @uriparts=split(/\//,$uri);
@@ -4812,7 +8080,7 @@ sub get_symb_from_alias {
sub definerole {
if (allowed('mcr','/')) {
- my ($rolename,$sysrole,$domrole,$courole)=@_;
+ my ($rolename,$sysrole,$domrole,$courole,$uname,$udom)=@_;
foreach my $role (split(':',$sysrole)) {
my ($crole,$cqual)=split(/\&/,$role);
if ($pr{'cr:s'}!~/\Q$crole\E/) { return "refused:s:$crole"; }
@@ -4840,11 +8108,19 @@ sub definerole {
}
}
}
+ my $uhome;
+ if (($uname ne '') && ($udom ne '')) {
+ $uhome = &homeserver($uname,$udom);
+ return $uhome if ($uhome eq 'no_host');
+ } else {
+ $uname = $env{'user.name'};
+ $udom = $env{'user.domain'};
+ $uhome = $env{'user.home'};
+ }
my $command="encrypt:rolesput:$env{'user.domain'}:$env{'user.name'}:".
- "$env{'user.domain'}:$env{'user.name'}:".
- "rolesdef_$rolename=".
+ "$udom:$uname:rolesdef_$rolename=".
escape($sysrole.'_'.$domrole.'_'.$courole);
- return reply($command,$env{'user.home'});
+ return reply($command,$uhome);
} else {
return 'refused';
}
@@ -4853,19 +8129,23 @@ sub definerole {
# ---------------- Make a metadata query against the network of library servers
sub metadata_query {
- my ($query,$custom,$customshow,$server_array)=@_;
+ my ($query,$custom,$customshow,$server_array,$domains_hash)=@_;
my %rhash;
my %libserv = &all_library();
my @server_list = (defined($server_array) ? @$server_array
: keys(%libserv) );
for my $server (@server_list) {
+ my $domains = '';
+ if (ref($domains_hash) eq 'HASH') {
+ $domains = $domains_hash->{$server};
+ }
unless ($custom or $customshow) {
- my $reply=&reply("querysend:".&escape($query),$server);
+ my $reply=&reply("querysend:".&escape($query).':::'.&escape($domains),$server);
$rhash{$server}=$reply;
}
else {
my $reply=&reply("querysend:".&escape($query).':'.
- &escape($custom).':'.&escape($customshow),
+ &escape($custom).':'.&escape($customshow).':'.&escape($domains),
$server);
$rhash{$server}=$reply;
}
@@ -4891,6 +8171,9 @@ sub log_query {
sub update_portfolio_table {
my ($uname,$udom,$file_name,$query,$group,$action) = @_;
+ if ($group ne '') {
+ $file_name =~s /^\Q$group\E//;
+ }
my $homeserver = &homeserver($uname,$udom);
my $queryid=
&reply("querysend:".$query.':'.&escape($uname.':'.$udom.':'.$group).
@@ -4912,25 +8195,26 @@ sub update_allusers_table {
'generation='.&escape($names->{'generation'}).'%%'.
'permanentemail='.&escape($names->{'permanentemail'}).'%%'.
'id='.&escape($names->{'id'}),$homeserver);
- my $reply = &get_query_reply($queryid);
- return $reply;
+ return;
}
# ------- Request retrieval of institutional classlists for course(s)
sub fetch_enrollment_query {
my ($context,$affiliatesref,$replyref,$dom,$cnum) = @_;
- my $homeserver;
+ my ($homeserver,$sleep,$loopmax);
my $maxtries = 1;
if ($context eq 'automated') {
$homeserver = $perlvar{'lonHostID'};
+ $sleep = 2;
+ $loopmax = 100;
$maxtries = 10; # will wait for up to 2000s for retrieval of classlist data before timeout
} else {
$homeserver = &homeserver($cnum,$dom);
}
my $host=&hostname($homeserver);
my $cmd = '';
- foreach my $affiliate (keys %{$affiliatesref}) {
+ foreach my $affiliate (keys(%{$affiliatesref})) {
$cmd .= $affiliate.'='.join(",",@{$$affiliatesref{$affiliate}}).'%%';
}
$cmd =~ s/%%$//;
@@ -4941,23 +8225,23 @@ sub fetch_enrollment_query {
&logthis('fetch_enrollment_query: invalid queryid: '.$queryid.' for host: '.$host.' and homeserver: '.$homeserver.' context: '.$context.' '.$cnum);
return 'error: '.$queryid;
}
- my $reply = &get_query_reply($queryid);
+ my $reply = &get_query_reply($queryid,$sleep,$loopmax);
my $tries = 1;
while (($reply=~/^timeout/) && ($tries < $maxtries)) {
- $reply = &get_query_reply($queryid);
+ $reply = &get_query_reply($queryid,$sleep,$loopmax);
$tries ++;
}
if ( ($reply =~/^timeout/) || ($reply =~/^error/) ) {
&logthis('fetch_enrollment_query error: '.$reply.' for '.$dom.' '.$env{'user.name'}.' for '.$queryid.' context: '.$context.' '.$cnum.' maxtries: '.$maxtries.' tries: '.$tries);
} else {
my @responses = split(/:/,$reply);
- if ($homeserver eq $perlvar{'lonHostID'}) {
+ if (grep { $_ eq $homeserver } ¤t_machine_ids()) {
foreach my $line (@responses) {
my ($key,$value) = split(/=/,$line,2);
$$replyref{$key} = $value;
}
} else {
- my $pathname = $perlvar{'lonDaemons'}.'/tmp';
+ my $pathname = LONCAPA::tempdir();
foreach my $line (@responses) {
my ($key,$value) = split(/=/,$line);
$$replyref{$key} = $value;
@@ -4986,11 +8270,17 @@ sub fetch_enrollment_query {
}
sub get_query_reply {
- my $queryid=shift;
- my $replyfile=$perlvar{'lonDaemons'}.'/tmp/'.$queryid;
+ my ($queryid,$sleep,$loopmax) = @_;;
+ if (($sleep eq '') || ($sleep !~ /^\d+\.?\d*$/)) {
+ $sleep = 0.2;
+ }
+ if (($loopmax eq '') || ($loopmax =~ /\D/)) {
+ $loopmax = 100;
+ }
+ my $replyfile=LONCAPA::tempdir().$queryid;
my $reply='';
- for (1..100) {
- sleep 2;
+ for (1..$loopmax) {
+ sleep($sleep);
if (-e $replyfile.'.end') {
if (open(my $fh,$replyfile)) {
$reply = join('',<$fh>);
@@ -5063,19 +8353,29 @@ sub auto_run {
sub auto_get_sections {
my ($cnum,$cdom,$inst_coursecode) = @_;
- my $homeserver = &homeserver($cnum,$cdom);
- my @secs = ();
- my $response=&unescape(&reply('autogetsections:'.$inst_coursecode.':'.$cdom,$homeserver));
- unless ($response eq 'refused') {
- @secs = split(/:/,$response);
+ my $homeserver;
+ if (($cdom =~ /^$match_domain$/) && ($cnum =~ /^$match_courseid$/)) {
+ $homeserver = &homeserver($cnum,$cdom);
+ }
+ if (!defined($homeserver)) {
+ if ($cdom =~ /^$match_domain$/) {
+ $homeserver = &domain($cdom,'primary');
+ }
+ }
+ my @secs;
+ if (defined($homeserver)) {
+ my $response=&unescape(&reply('autogetsections:'.$inst_coursecode.':'.$cdom,$homeserver));
+ unless ($response eq 'refused') {
+ @secs = split(/:/,$response);
+ }
}
return @secs;
}
sub auto_new_course {
- my ($cnum,$cdom,$inst_course_id,$owner) = @_;
+ my ($cnum,$cdom,$inst_course_id,$owner,$coowners) = @_;
my $homeserver = &homeserver($cnum,$cdom);
- my $response=&unescape(&reply('autonewcourse:'.$inst_course_id.':'.$owner.':'.$cdom,$homeserver));
+ my $response=&unescape(&reply('autonewcourse:'.$inst_course_id.':'.&escape($owner).':'.$cdom.':'.&escape($coowners),$homeserver));
return $response;
}
@@ -5086,6 +8386,23 @@ sub auto_validate_courseID {
return $response;
}
+sub auto_validate_instcode {
+ my ($cnum,$cdom,$instcode,$owner) = @_;
+ my ($homeserver,$response);
+ if (($cdom =~ /^$match_domain$/) && ($cnum =~ /^$match_courseid$/)) {
+ $homeserver = &homeserver($cnum,$cdom);
+ }
+ if (!defined($homeserver)) {
+ if ($cdom =~ /^$match_domain$/) {
+ $homeserver = &domain($cdom,'primary');
+ }
+ }
+ $response=&unescape(&reply('autovalidateinstcode:'.$cdom.':'.
+ &escape($instcode).':'.&escape($owner),$homeserver));
+ my ($outcome,$description,$defaultcredits) = map { &unescape($_); } split('&',$response,3);
+ return ($outcome,$description,$defaultcredits);
+}
+
sub auto_create_password {
my ($cnum,$cdom,$authparam,$udom) = @_;
my ($homeserver,$response);
@@ -5200,6 +8517,13 @@ sub auto_instcode_format {
push(@homeservers,$tryserver);
}
}
+ } elsif ($caller eq 'requests') {
+ if ($codedom =~ /^$match_domain$/) {
+ my $chome = &domain($codedom,'primary');
+ unless ($chome eq 'no_host') {
+ push(@homeservers,$chome);
+ }
+ }
} else {
push(@homeservers,&homeserver($caller,$codedom));
}
@@ -5257,7 +8581,84 @@ sub auto_instcode_defaults {
}
return $response;
-}
+}
+
+sub auto_possible_instcodes {
+ my ($domain,$codetitles,$cat_titles,$cat_orders,$code_order) = @_;
+ unless ((ref($codetitles) eq 'ARRAY') && (ref($cat_titles) eq 'HASH') &&
+ (ref($cat_orders) eq 'HASH') && (ref($code_order) eq 'ARRAY')) {
+ return;
+ }
+ my (@homeservers,$uhome);
+ if (defined(&domain($domain,'primary'))) {
+ $uhome=&domain($domain,'primary');
+ push(@homeservers,&domain($domain,'primary'));
+ } else {
+ my %servers = &get_servers($domain,'library');
+ foreach my $tryserver (keys(%servers)) {
+ if (!grep(/^\Q$tryserver\E$/,@homeservers)) {
+ push(@homeservers,$tryserver);
+ }
+ }
+ }
+ my $response;
+ foreach my $server (@homeservers) {
+ $response=&reply('autopossibleinstcodes:'.$domain,$server);
+ next if ($response =~ /(con_lost|error|no_such_host|refused)/);
+ my ($codetitlestr,$codeorderstr,$cat_title,$cat_order) =
+ split(':',$response);
+ @{$codetitles} = map { &unescape($_); } (split('&',$codetitlestr));
+ @{$code_order} = map { &unescape($_); } (split('&',$codeorderstr));
+ foreach my $item (split('&',$cat_title)) {
+ my ($name,$value)=split('=',$item);
+ $cat_titles->{&unescape($name)}=&thaw_unescape($value);
+ }
+ foreach my $item (split('&',$cat_order)) {
+ my ($name,$value)=split('=',$item);
+ $cat_orders->{&unescape($name)}=&thaw_unescape($value);
+ }
+ return 'ok';
+ }
+ return $response;
+}
+
+sub auto_courserequest_checks {
+ my ($dom) = @_;
+ my ($homeserver,%validations);
+ if ($dom =~ /^$match_domain$/) {
+ $homeserver = &domain($dom,'primary');
+ }
+ unless ($homeserver eq 'no_host') {
+ my $response=&reply('autocrsreqchecks:'.$dom,$homeserver);
+ unless ($response =~ /(con_lost|error|no_such_host|refused)/) {
+ my @items = split(/&/,$response);
+ foreach my $item (@items) {
+ my ($key,$value) = split('=',$item);
+ $validations{&unescape($key)} = &thaw_unescape($value);
+ }
+ }
+ }
+ return %validations;
+}
+
+sub auto_courserequest_validation {
+ my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist,$custominfo) = @_;
+ my ($homeserver,$response);
+ if ($dom =~ /^$match_domain$/) {
+ $homeserver = &domain($dom,'primary');
+ }
+ unless ($homeserver eq 'no_host') {
+ my $customdata;
+ if (ref($custominfo) eq 'HASH') {
+ $customdata = &freeze_escape($custominfo);
+ }
+ $response=&unescape(&reply('autocrsreqvalidation:'.$dom.':'.&escape($owner).
+ ':'.&escape($crstype).':'.&escape($inststatuslist).
+ ':'.&escape($instcode).':'.&escape($instseclist).':'.
+ $customdata,$homeserver));
+ }
+ return $response;
+}
sub auto_validate_class_sec {
my ($cdom,$cnum,$owners,$inst_class) = @_;
@@ -5273,6 +8674,136 @@ sub auto_validate_class_sec {
return $response;
}
+sub auto_crsreq_update {
+ my ($cdom,$cnum,$crstype,$action,$ownername,$ownerdomain,$fullname,$title,
+ $code,$accessstart,$accessend,$inbound) = @_;
+ my ($homeserver,%crsreqresponse);
+ if ($cdom =~ /^$match_domain$/) {
+ $homeserver = &domain($cdom,'primary');
+ }
+ unless (($homeserver eq 'no_host') || ($homeserver eq '')) {
+ my $info;
+ if (ref($inbound) eq 'HASH') {
+ $info = &freeze_escape($inbound);
+ }
+ my $response=&reply('autocrsrequpdate:'.$cdom.':'.$cnum.':'.&escape($crstype).
+ ':'.&escape($action).':'.&escape($ownername).':'.
+ &escape($ownerdomain).':'.&escape($fullname).':'.
+ &escape($title).':'.&escape($code).':'.
+ &escape($accessstart).':'.&escape($accessend).':'.$info,
+ $homeserver);
+ unless ($response =~ /(con_lost|error|no_such_host|refused)/) {
+ my @items = split(/&/,$response);
+ foreach my $item (@items) {
+ my ($key,$value) = split('=',$item);
+ $crsreqresponse{&unescape($key)} = &thaw_unescape($value);
+ }
+ }
+ }
+ return \%crsreqresponse;
+}
+
+sub auto_export_grades {
+ my ($cdom,$cnum,$inforef,$gradesref) = @_;
+ my ($homeserver,%exportresponse);
+ if ($cdom =~ /^$match_domain$/) {
+ $homeserver = &domain($cdom,'primary');
+ }
+ unless (($homeserver eq 'no_host') || ($homeserver eq '')) {
+ my $info;
+ if (ref($inforef) eq 'HASH') {
+ $info = &freeze_escape($inforef);
+ }
+ if (ref($gradesref) eq 'HASH') {
+ my $grades = &freeze_escape($gradesref);
+ my $response=&reply('encrypt:autoexportgrades:'.$cdom.':'.$cnum.':'.
+ $info.':'.$grades,$homeserver);
+ unless ($response =~ /(con_lost|error|no_such_host|refused|unknown_command)/) {
+ my @items = split(/&/,$response);
+ foreach my $item (@items) {
+ my ($key,$value) = split('=',$item);
+ $exportresponse{&unescape($key)} = &thaw_unescape($value);
+ }
+ }
+ }
+ }
+ return \%exportresponse;
+}
+
+sub check_instcode_cloning {
+ my ($codedefaults,$code_order,$cloner,$clonefromcode,$clonetocode) = @_;
+ unless ((ref($codedefaults) eq 'HASH') && (ref($code_order) eq 'ARRAY')) {
+ return;
+ }
+ my $canclone;
+ if (@{$code_order} > 0) {
+ my $instcoderegexp ='^';
+ my @clonecodes = split(/\&/,$cloner);
+ foreach my $item (@{$code_order}) {
+ if (grep(/^\Q$item\E=/,@clonecodes)) {
+ foreach my $pair (@clonecodes) {
+ my ($key,$val) = split(/\=/,$pair,2);
+ $val = &unescape($val);
+ if ($key eq $item) {
+ $instcoderegexp .= '('.$val.')';
+ last;
+ }
+ }
+ } else {
+ $instcoderegexp .= $codedefaults->{$item};
+ }
+ }
+ $instcoderegexp .= '$';
+ my (@from,@to);
+ eval {
+ (@from) = ($clonefromcode =~ /$instcoderegexp/);
+ (@to) = ($clonetocode =~ /$instcoderegexp/);
+ };
+ if ((@from > 0) && (@to > 0)) {
+ my @diffs = &Apache::loncommon::compare_arrays(\@from,\@to);
+ if (!@diffs) {
+ $canclone = 1;
+ }
+ }
+ }
+ return $canclone;
+}
+
+sub default_instcode_cloning {
+ my ($clonedom,$domdefclone,$clonefromcode,$clonetocode,$codedefaultsref,$codeorderref) = @_;
+ my (%codedefaults,@code_order,$canclone);
+ if ((ref($codedefaultsref) eq 'HASH') && (ref($codeorderref) eq 'ARRAY')) {
+ %codedefaults = %{$codedefaultsref};
+ @code_order = @{$codeorderref};
+ } elsif ($clonedom) {
+ &auto_instcode_defaults($clonedom,\%codedefaults,\@code_order);
+ }
+ if (($domdefclone) && (@code_order)) {
+ my @clonecodes = split(/\+/,$domdefclone);
+ my $instcoderegexp ='^';
+ foreach my $item (@code_order) {
+ if (grep(/^\Q$item\E$/,@clonecodes)) {
+ $instcoderegexp .= '('.$codedefaults{$item}.')';
+ } else {
+ $instcoderegexp .= $codedefaults{$item};
+ }
+ }
+ $instcoderegexp .= '$';
+ my (@from,@to);
+ eval {
+ (@from) = ($clonefromcode =~ /$instcoderegexp/);
+ (@to) = ($clonetocode =~ /$instcoderegexp/);
+ };
+ if ((@from > 0) && (@to > 0)) {
+ my @diffs = &Apache::loncommon::compare_arrays(\@from,\@to);
+ if (!@diffs) {
+ $canclone = 1;
+ }
+ }
+ }
+ return $canclone;
+}
+
# ------------------------------------------------------- Course Group routines
sub get_coursegroups {
@@ -5410,28 +8941,39 @@ sub devalidate_getgroups_cache {
# ------------------------------------------------------------------ Plain Text
sub plaintext {
- my ($short,$type,$cid) = @_;
- if ($short =~ /^cr/) {
+ my ($short,$type,$cid,$forcedefault) = @_;
+ if ($short =~ m{^cr/}) {
return (split('/',$short))[-1];
}
if (!defined($cid)) {
$cid = $env{'request.course.id'};
}
- if (defined($cid) && defined($env{'course.'.$cid.'.'.$short.'.plaintext'})) {
- return &Apache::lonlocal::mt($env{'course.'.$cid.'.'.$short.
- '.plaintext'});
- }
my %rolenames = (
- Course => 'std',
- Group => 'alt1',
+ Course => 'std',
+ Community => 'alt1',
+ Placement => 'std',
);
- if (defined($type) &&
- defined($rolenames{$type}) &&
- defined($prp{$short}{$rolenames{$type}})) {
+ if ($cid ne '') {
+ if ($env{'course.'.$cid.'.'.$short.'.plaintext'} ne '') {
+ unless ($forcedefault) {
+ my $roletext = $env{'course.'.$cid.'.'.$short.'.plaintext'};
+ &Apache::lonlocal::mt_escape(\$roletext);
+ return &Apache::lonlocal::mt($roletext);
+ }
+ }
+ }
+ if ((defined($type)) && (defined($rolenames{$type})) &&
+ (defined($rolenames{$type})) &&
+ (defined($prp{$short}{$rolenames{$type}}))) {
return &Apache::lonlocal::mt($prp{$short}{$rolenames{$type}});
- } else {
- return &Apache::lonlocal::mt($prp{$short}{'std'});
+ } elsif ($cid ne '') {
+ my $crstype = $env{'course.'.$cid.'.type'};
+ if (($crstype ne '') && (defined($rolenames{$crstype})) &&
+ (defined($prp{$short}{$rolenames{$crstype}}))) {
+ return &Apache::lonlocal::mt($prp{$short}{$rolenames{$crstype}});
+ }
}
+ return &Apache::lonlocal::mt($prp{$short}{'std'});
}
# ----------------------------------------------------------------- Assign Role
@@ -5444,10 +8986,27 @@ sub assignrole {
my $cwosec=$url;
$cwosec=~s/^\/($match_domain)\/($match_courseid)\/.*/$1\/$2/;
unless (&allowed('ccr',$cwosec)) {
- &logthis('Refused custom assignrole: '.
- $udom.' '.$uname.' '.$url.' '.$role.' '.$end.' '.$start.' by '.
- $env{'user.name'}.' at '.$env{'user.domain'});
- return 'refused';
+ my $refused = 1;
+ if ($context eq 'requestcourses') {
+ if (($env{'user.name'} ne '') && ($env{'user.domain'} ne '')) {
+ if ($role =~ m{^cr/($match_domain)/($match_username)/([^/]+)$}) {
+ if (($1 eq $env{'user.domain'}) && ($2 eq $env{'user.name'})) {
+ my ($cdom,$cnum) = ($cwosec =~ m{^/?($match_domain)/($match_courseid)$});
+ my %crsenv = &userenvironment($cdom,$cnum,('internal.courseowner'));
+ if ($crsenv{'internal.courseowner'} eq
+ $env{'user.name'}.':'.$env{'user.domain'}) {
+ $refused = '';
+ }
+ }
+ }
+ }
+ }
+ if ($refused) {
+ &logthis('Refused custom assignrole: '.
+ $udom.' '.$uname.' '.$url.' '.$role.' '.$end.' '.$start.
+ ' by '.$env{'user.name'}.' at '.$env{'user.domain'});
+ return 'refused';
+ }
}
$mrole='cr';
} elsif ($role =~ /^gr\//) {
@@ -5473,15 +9032,96 @@ sub assignrole {
$refused = 1;
}
if ($refused) {
- if (($selfenroll == 1) && ($role eq 'st') && ($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'})) {
+ my ($cdom,$cnum) = ($cwosec =~ m{^/?($match_domain)/($match_courseid)$});
+ if (!$selfenroll && $context eq 'course') {
+ my %crsenv;
+ if ($role eq 'cc' || $role eq 'co') {
+ %crsenv = &userenvironment($cdom,$cnum,('internal.courseowner'));
+ if (($role eq 'cc') && ($cnum !~ /^$match_community$/)) {
+ if ($env{'request.role'} eq 'cc./'.$cdom.'/'.$cnum) {
+ if ($crsenv{'internal.courseowner'} eq
+ $env{'user.name'}.':'.$env{'user.domain'}) {
+ $refused = '';
+ }
+ }
+ } elsif (($role eq 'co') && ($cnum =~ /^$match_community$/)) {
+ if ($env{'request.role'} eq 'co./'.$cdom.'/'.$cnum) {
+ if ($crsenv{'internal.courseowner'} eq
+ $env{'user.name'}.':'.$env{'user.domain'}) {
+ $refused = '';
+ }
+ }
+ }
+ }
+ } elsif (($selfenroll == 1) && ($role eq 'st') && ($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'})) {
$refused = '';
- } else {
+ } elsif ($context eq 'requestcourses') {
+ my @possroles = ('st','ta','ep','in','cc','co');
+ if ((grep(/^\Q$role\E$/,@possroles)) && ($env{'user.name'} ne '' && $env{'user.domain'} ne '')) {
+ my $wrongcc;
+ if ($cnum =~ /^$match_community$/) {
+ $wrongcc = 1 if ($role eq 'cc');
+ } else {
+ $wrongcc = 1 if ($role eq 'co');
+ }
+ unless ($wrongcc) {
+ my %crsenv = &userenvironment($cdom,$cnum,('internal.courseowner'));
+ if ($crsenv{'internal.courseowner'} eq
+ $env{'user.name'}.':'.$env{'user.domain'}) {
+ $refused = '';
+ }
+ }
+ }
+ } elsif ($context eq 'requestauthor') {
+ if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) &&
+ ($url eq '/'.$udom.'/') && ($role eq 'au')) {
+ if ($env{'environment.requestauthor'} eq 'automatic') {
+ $refused = '';
+ } else {
+ my %domdefaults = &get_domain_defaults($udom);
+ if (ref($domdefaults{'requestauthor'}) eq 'HASH') {
+ my $checkbystatus;
+ if ($env{'user.adv'}) {
+ my $disposition = $domdefaults{'requestauthor'}{'_LC_adv'};
+ if ($disposition eq 'automatic') {
+ $refused = '';
+ } elsif ($disposition eq '') {
+ $checkbystatus = 1;
+ }
+ } else {
+ $checkbystatus = 1;
+ }
+ if ($checkbystatus) {
+ if ($env{'environment.inststatus'}) {
+ my @inststatuses = split(/,/,$env{'environment.inststatus'});
+ foreach my $type (@inststatuses) {
+ if (($type ne '') &&
+ ($domdefaults{'requestauthor'}{$type} eq 'automatic')) {
+ $refused = '';
+ }
+ }
+ } elsif ($domdefaults{'requestauthor'}{'default'} eq 'automatic') {
+ $refused = '';
+ }
+ }
+ }
+ }
+ }
+ }
+ if ($refused) {
&logthis('Refused assignrole: '.$udom.' '.$uname.' '.$url.
' '.$role.' '.$end.' '.$start.' by '.
$env{'user.name'}.' at '.$env{'user.domain'});
return 'refused';
}
}
+ } elsif ($role eq 'au') {
+ if ($url ne '/'.$udom.'/') {
+ &logthis('Attempt by '.$env{'user.name'}.':'.$env{'user.domain'}.
+ ' to assign author role for '.$uname.':'.$udom.
+ ' in domain: '.$url.' refused (wrong domain).');
+ return 'refused';
+ }
}
$mrole=$role;
}
@@ -5516,16 +9156,118 @@ sub assignrole {
# log new user role if status is ok
if ($answer eq 'ok') {
&userrolelog($role,$uname,$udom,$url,$start,$end);
+ if (($role eq 'cc') || ($role eq 'in') ||
+ ($role eq 'ep') || ($role eq 'ad') ||
+ ($role eq 'ta') || ($role eq 'st') ||
+ ($role=~/^cr/) || ($role eq 'gr') ||
+ ($role eq 'co')) {
# for course roles, perform group memberships changes triggered by role change.
- &courserolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag,$selfenroll,$context);
- unless ($role =~ /^gr/) {
- &Apache::longroup::group_changes($udom,$uname,$url,$role,$origend,
- $origstart,$selfenroll,$context);
+ unless ($role =~ /^gr/) {
+ &Apache::longroup::group_changes($udom,$uname,$url,$role,$origend,
+ $origstart,$selfenroll,$context);
+ }
+ &courserolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag,
+ $selfenroll,$context);
+ } elsif (($role eq 'li') || ($role eq 'dg') || ($role eq 'sc') ||
+ ($role eq 'au') || ($role eq 'dc') || ($role eq 'dh') ||
+ ($role eq 'da')) {
+ &domainrolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag,
+ $context);
+ } elsif (($role eq 'ca') || ($role eq 'aa')) {
+ &coauthorrolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag,
+ $context);
+ }
+ if ($role eq 'cc') {
+ &autoupdate_coowners($url,$end,$start,$uname,$udom);
}
}
return $answer;
}
+sub autoupdate_coowners {
+ my ($url,$end,$start,$uname,$udom) = @_;
+ my ($cdom,$cnum) = ($url =~ m{^/($match_domain)/($match_courseid)});
+ if (($cdom ne '') && ($cnum ne '')) {
+ my $now = time;
+ my %domdesign = &Apache::loncommon::get_domainconf($cdom);
+ if ($domdesign{$cdom.'.autoassign.co-owners'}) {
+ my %coursehash = &coursedescription($cdom.'_'.$cnum);
+ my $instcode = $coursehash{'internal.coursecode'};
+ if ($instcode ne '') {
+ if (($start && $start <= $now) && ($end == 0) || ($end > $now)) {
+ unless ($coursehash{'internal.courseowner'} eq $uname.':'.$udom) {
+ my ($delcoowners,@newcoowners,$putresult,$delresult,$coowners);
+ my ($result,$desc) = &auto_validate_instcode($cnum,$cdom,$instcode,$uname.':'.$udom);
+ if ($result eq 'valid') {
+ if ($coursehash{'internal.co-owners'}) {
+ foreach my $coowner (split(',',$coursehash{'internal.co-owners'})) {
+ push(@newcoowners,$coowner);
+ }
+ unless (grep(/^\Q$uname\E:\Q$udom\E$/,@newcoowners)) {
+ push(@newcoowners,$uname.':'.$udom);
+ }
+ @newcoowners = sort(@newcoowners);
+ } else {
+ push(@newcoowners,$uname.':'.$udom);
+ }
+ } else {
+ if ($coursehash{'internal.co-owners'}) {
+ foreach my $coowner (split(',',$coursehash{'internal.co-owners'})) {
+ unless ($coowner eq $uname.':'.$udom) {
+ push(@newcoowners,$coowner);
+ }
+ }
+ unless (@newcoowners > 0) {
+ $delcoowners = 1;
+ $coowners = '';
+ }
+ }
+ }
+ if (@newcoowners || $delcoowners) {
+ &store_coowners($cdom,$cnum,$coursehash{'home'},
+ $delcoowners,@newcoowners);
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
+sub store_coowners {
+ my ($cdom,$cnum,$chome,$delcoowners,@newcoowners) = @_;
+ my $cid = $cdom.'_'.$cnum;
+ my ($coowners,$delresult,$putresult);
+ if (@newcoowners) {
+ $coowners = join(',',@newcoowners);
+ my %coownershash = (
+ 'internal.co-owners' => $coowners,
+ );
+ $putresult = &put('environment',\%coownershash,$cdom,$cnum);
+ if ($putresult eq 'ok') {
+ if ($env{'course.'.$cid.'.num'} eq $cnum) {
+ &appenv({'course.'.$cid.'.internal.co-owners' => $coowners});
+ }
+ }
+ }
+ if ($delcoowners) {
+ $delresult = &Apache::lonnet::del('environment',['internal.co-owners'],$cdom,$cnum);
+ if ($delresult eq 'ok') {
+ if ($env{'course.'.$cid.'.internal.co-owners'}) {
+ &Apache::lonnet::delenv('course.'.$cid.'.internal.co-owners');
+ }
+ }
+ }
+ if (($putresult eq 'ok') || ($delresult eq 'ok')) {
+ my %crsinfo =
+ &Apache::lonnet::courseiddump($cdom,'.',1,'.','.',$cnum,undef,undef,'.');
+ if (ref($crsinfo{$cid}) eq 'HASH') {
+ $crsinfo{$cid}{'co-owners'} = \@newcoowners;
+ my $cidput = &Apache::lonnet::courseidput($cdom,\%crsinfo,$chome,'notime');
+ }
+ }
+}
+
# -------------------------------------------------- Modify user authentication
# Overrides without validation
@@ -5558,17 +9300,27 @@ sub modifyuser {
my ($udom, $uname, $uid,
$umode, $upass, $first,
$middle, $last, $gene,
- $forceid, $desiredhome, $email, $inststatus)=@_;
+ $forceid, $desiredhome, $email, $inststatus, $candelete)=@_;
$udom= &LONCAPA::clean_domain($udom);
$uname=&LONCAPA::clean_username($uname);
+ my $showcandelete = 'none';
+ if (ref($candelete) eq 'ARRAY') {
+ if (@{$candelete} > 0) {
+ $showcandelete = join(', ',@{$candelete});
+ }
+ }
&logthis('Call to modify user '.$udom.', '.$uname.', '.$uid.', '.
$umode.', '.$first.', '.$middle.', '.
- $last.', '.$gene.'(forceid: '.$forceid.')'.
+ $last.', '.$gene.'(forceid: '.$forceid.'; candelete: '.$showcandelete.')'.
(defined($desiredhome) ? ' desiredhome = '.$desiredhome :
' desiredhome not specified').
' by '.$env{'user.name'}.' at '.$env{'user.domain'}.
' in domain '.$env{'request.role.domain'});
my $uhome=&homeserver($uname,$udom,'true');
+ my $newuser;
+ if ($uhome eq 'no_host') {
+ $newuser = 1;
+ }
# ----------------------------------------------------------------- Create User
if (($uhome eq 'no_host') &&
(($umode && $upass) || ($umode eq 'localauth'))) {
@@ -5613,7 +9365,7 @@ sub modifyuser {
'current user id "'.$uidhash{$uname}.'".';
}
} else {
- &idput($udom,($uname => $uid));
+ &idput($udom,{$uname => $uid},$uhome,'ids');
}
}
# -------------------------------------------------------------- Add names, etc
@@ -5621,16 +9373,41 @@ sub modifyuser {
['firstname','middlename','lastname','generation','id',
'permanentemail','inststatus'],
$udom,$uname);
- my %names;
+ my (%names,%oldnames);
if ($tmp[0] =~ m/^error:.*/) {
%names=();
} else {
%names = @tmp;
+ %oldnames = %names;
}
#
-# Make sure to not trash student environment if instructor does not bother
-# to supply name and email information
-#
+# If name, email and/or uid are blank (e.g., because an uploaded file
+# of users did not contain them), do not overwrite existing values
+# unless field is in $candelete array ref.
+#
+
+ my @fields = ('firstname','middlename','lastname','generation',
+ 'permanentemail','id');
+ my %newvalues;
+ if (ref($candelete) eq 'ARRAY') {
+ foreach my $field (@fields) {
+ if (grep(/^\Q$field\E$/,@{$candelete})) {
+ if ($field eq 'firstname') {
+ $names{$field} = $first;
+ } elsif ($field eq 'middlename') {
+ $names{$field} = $middle;
+ } elsif ($field eq 'lastname') {
+ $names{$field} = $last;
+ } elsif ($field eq 'generation') {
+ $names{$field} = $gene;
+ } elsif ($field eq 'permanentemail') {
+ $names{$field} = $email;
+ } elsif ($field eq 'id') {
+ $names{$field} = $uid;
+ }
+ }
+ }
+ }
if ($first) { $names{'firstname'} = $first; }
if (defined($middle)) { $names{'middlename'} = $middle; }
if ($last) { $names{'lastname'} = $last; }
@@ -5640,19 +9417,55 @@ sub modifyuser {
if ($email=~/\@/) { $names{'permanentemail'} = $email; }
}
if ($uid) { $names{'id'} = $uid; }
- if (defined($inststatus)) { $names{'inststatus'} = $inststatus; }
- my $reply = &put('environment', \%names, $udom,$uname);
- if ($reply ne 'ok') { return 'error: '.$reply; }
- my $sqlresult = &update_allusers_table($uname,$udom,\%names);
- &devalidate_cache_new('namescache',$uname.':'.$udom);
- my $logmsg = 'Success modifying user '.$udom.', '.$uname.', '.$uid.', '.
+ if (defined($inststatus)) {
+ $names{'inststatus'} = '';
+ my ($usertypes,$typesorder) = &retrieve_inst_usertypes($udom);
+ if (ref($usertypes) eq 'HASH') {
+ my @okstatuses;
+ foreach my $item (split(/:/,$inststatus)) {
+ if (defined($usertypes->{$item})) {
+ push(@okstatuses,$item);
+ }
+ }
+ if (@okstatuses) {
+ $names{'inststatus'} = join(':', map { &escape($_); } @okstatuses);
+ }
+ }
+ }
+ my $logmsg = $udom.', '.$uname.', '.$uid.', '.
$umode.', '.$first.', '.$middle.', '.
- $last.', '.$gene.', '.$email.', '.$inststatus;
+ $last.', '.$gene.', '.$email.', '.$inststatus;
if ($env{'user.name'} ne '' && $env{'user.domain'}) {
$logmsg .= ' by '.$env{'user.name'}.' at '.$env{'user.domain'};
} else {
$logmsg .= ' during self creation';
}
+ my $changed;
+ if ($newuser) {
+ $changed = 1;
+ } else {
+ foreach my $field (@fields) {
+ if ($names{$field} ne $oldnames{$field}) {
+ $changed = 1;
+ last;
+ }
+ }
+ }
+ unless ($changed) {
+ $logmsg = 'No changes in user information needed for: '.$logmsg;
+ &logthis($logmsg);
+ return 'ok';
+ }
+ my $reply = &put('environment', \%names, $udom,$uname);
+ if ($reply ne 'ok') {
+ return 'error: '.$reply;
+ }
+ if ($names{'permanentemail'} ne $oldnames{'permanentemail'}) {
+ &Apache::lonnet::devalidate_cache_new('emailscache',$uname.':'.$udom);
+ }
+ my $sqlresult = &update_allusers_table($uname,$udom,\%names);
+ &devalidate_cache_new('namescache',$uname.':'.$udom);
+ $logmsg = 'Success modifying user '.$logmsg;
&logthis($logmsg);
return 'ok';
}
@@ -5662,7 +9475,7 @@ sub modifyuser {
sub modifystudent {
my ($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$usec,
$end,$start,$forceid,$desiredhome,$email,$type,$locktype,$cid,
- $selfenroll,$context)=@_;
+ $selfenroll,$context,$inststatus,$credits,$instsec)=@_;
if (!$cid) {
unless ($cid=$env{'request.course.id'}) {
return 'not_in_class';
@@ -5671,18 +9484,20 @@ sub modifystudent {
# --------------------------------------------------------------- Make the user
my $reply=&modifyuser
($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$forceid,
- $desiredhome,$email);
+ $desiredhome,$email,$inststatus);
unless ($reply eq 'ok') { return $reply; }
# This will cause &modify_student_enrollment to get the uid from the
- # students environment
+ # student's environment
$uid = undef if (!$forceid);
$reply = &modify_student_enrollment($udom,$uname,$uid,$first,$middle,$last,
- $gene,$usec,$end,$start,$type,$locktype,$cid,$selfenroll,$context);
+ $gene,$usec,$end,$start,$type,$locktype,
+ $cid,$selfenroll,$context,$credits,$instsec);
return $reply;
}
sub modify_student_enrollment {
- my ($udom,$uname,$uid,$first,$middle,$last,$gene,$usec,$end,$start,$type,$locktype,$cid,$selfenroll,$context) = @_;
+ my ($udom,$uname,$uid,$first,$middle,$last,$gene,$usec,$end,$start,$type,
+ $locktype,$cid,$selfenroll,$context,$credits,$instsec) = @_;
my ($cdom,$cnum,$chome);
if (!$cid) {
unless ($cid=$env{'request.course.id'}) {
@@ -5725,14 +9540,16 @@ sub modify_student_enrollment {
$uid = $tmp{'id'} if (!defined($uid) || $uid eq '');
}
my $fullname = &format_name($first,$middle,$last,$gene,'lastname');
+ my $user = "$uname:$udom";
+ my %old_entry = &Apache::lonnet::get('classlist',[$user],$cdom,$cnum);
my $reply=cput('classlist',
- {"$uname:$udom" =>
- join(':',$end,$start,$uid,$usec,$fullname,$type,$locktype) },
+ {$user =>
+ join(':',$end,$start,$uid,$usec,$fullname,$type,$locktype,$credits,$instsec) },
$cdom,$cnum);
- unless (($reply eq 'ok') || ($reply eq 'delayed')) {
+ if (($reply eq 'ok') || ($reply eq 'delayed')) {
+ &devalidate_getsection_cache($udom,$uname,$cid);
+ } else {
return 'error: '.$reply;
- } else {
- &devalidate_getsection_cache($udom,$uname,$cid);
}
# Add student role to user
my $uurl='/'.$cid;
@@ -5740,7 +9557,16 @@ sub modify_student_enrollment {
if ($usec) {
$uurl.='/'.$usec;
}
- return &assignrole($udom,$uname,$uurl,'st',$end,$start,undef,$selfenroll,$context);
+ my $result = &assignrole($udom,$uname,$uurl,'st',$end,$start,undef,
+ $selfenroll,$context);
+ if ($result ne 'ok') {
+ if ($old_entry{$user} ne '') {
+ $reply = &cput('classlist',\%old_entry,$cdom,$cnum);
+ } else {
+ $reply = &del('classlist',[$user],$cdom,$cnum);
+ }
+ }
+ return $result;
}
sub format_name {
@@ -5785,48 +9611,90 @@ sub writecoursepref {
sub createcourse {
my ($udom,$description,$url,$course_server,$nonstandard,$inst_code,
- $course_owner,$crstype)=@_;
+ $course_owner,$crstype,$cnum,$context,$category)=@_;
$url=&declutter($url);
my $cid='';
- unless (&allowed('ccc',$udom)) {
+ if ($context eq 'requestcourses') {
+ my $can_create = 0;
+ my ($ownername,$ownerdom) = split(':',$course_owner);
+ if ($udom eq $ownerdom) {
+ if (&usertools_access($ownername,$ownerdom,$category,undef,
+ $context)) {
+ $can_create = 1;
+ }
+ } else {
+ my %userenv = &userenvironment($ownerdom,$ownername,'reqcrsotherdom.'.
+ $category);
+ if ($userenv{'reqcrsotherdom.'.$category} ne '') {
+ my @curr = split(',',$userenv{'reqcrsotherdom.'.$category});
+ if (@curr > 0) {
+ my @options = qw(approval validate autolimit);
+ my $optregex = join('|',@options);
+ if (grep(/^\Q$udom\E:($optregex)(=?\d*)$/,@curr)) {
+ $can_create = 1;
+ }
+ }
+ }
+ }
+ if ($can_create) {
+ unless ($ownername eq $env{'user.name'} && $ownerdom eq $env{'user.domain'}) {
+ unless (&allowed('ccc',$udom)) {
+ return 'refused';
+ }
+ }
+ } else {
+ return 'refused';
+ }
+ } elsif (!&allowed('ccc',$udom)) {
return 'refused';
}
-# ------------------------------------------------------------------- Create ID
- my $uname=int(1+rand(9)).
- ('a'..'z','A'..'Z','0'..'9')[int(rand(62))].
- substr($$.time,0,5).unpack("H8",pack("I32",time)).
- unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};
-# ----------------------------------------------- Make sure that does not exist
- my $uhome=&homeserver($uname,$udom,'true');
- unless (($uhome eq '') || ($uhome eq 'no_host')) {
- $uname=substr($$.time,0,5).unpack("H8",pack("I32",time)).
- unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};
- $uhome=&homeserver($uname,$udom,'true');
- unless (($uhome eq '') || ($uhome eq 'no_host')) {
- return 'error: unable to generate unique course-ID';
- }
- }
-# ------------------------------------------------ Check supplied server name
- $course_server = $env{'user.homeserver'} if (! defined($course_server));
- if (! &is_library($course_server)) {
- return 'error:bad server name '.$course_server;
+# --------------------------------------------------------------- Get Unique ID
+ my $uname;
+ if ($cnum =~ /^$match_courseid$/) {
+ my $chome=&homeserver($cnum,$udom,'true');
+ if (($chome eq '') || ($chome eq 'no_host')) {
+ $uname = $cnum;
+ } else {
+ $uname = &generate_coursenum($udom,$crstype);
+ }
+ } else {
+ $uname = &generate_coursenum($udom,$crstype);
+ }
+ return $uname if ($uname =~ /^error/);
+# -------------------------------------------------- Check supplied server name
+ if (!defined($course_server)) {
+ if (defined(&domain($udom,'primary'))) {
+ $course_server = &domain($udom,'primary');
+ } else {
+ $course_server = $env{'user.home'};
+ }
+ }
+ my %host_servers =
+ &Apache::lonnet::get_servers($udom,'library');
+ unless ($host_servers{$course_server}) {
+ return 'error: invalid home server for course: '.$course_server;
}
# ------------------------------------------------------------- Make the course
my $reply=&reply('encrypt:makeuser:'.$udom.':'.$uname.':none::',
$course_server);
unless ($reply eq 'ok') { return 'error: '.$reply; }
- $uhome=&homeserver($uname,$udom,'true');
+ my $uhome=&homeserver($uname,$udom,'true');
if (($uhome eq '') || ($uhome eq 'no_host')) {
return 'error: no such course';
}
# ----------------------------------------------------------------- Course made
# log existence
+ my $now = time;
my $newcourse = {
$udom.'_'.$uname => {
description => $description,
inst_code => $inst_code,
owner => $course_owner,
type => $crstype,
+ creator => $env{'user.name'}.':'.
+ $env{'user.domain'},
+ created => $now,
+ context => $context,
},
};
&courseidput($udom,$newcourse,$uhome,'notime');
@@ -5851,19 +9719,98 @@ ENDINITMAP
}
# ----------------------------------------------------------- Write preferences
&writecoursepref($udom.'_'.$uname,
- ('description' => $description,
- 'url' => $topurl));
+ ('description' => $description,
+ 'url' => $topurl,
+ 'internal.creator' => $env{'user.name'}.':'.
+ $env{'user.domain'},
+ 'internal.created' => $now,
+ 'internal.creationcontext' => $context)
+ );
return '/'.$udom.'/'.$uname;
}
+# ------------------------------------------------------------------- Create ID
+sub generate_coursenum {
+ my ($udom,$crstype) = @_;
+ my $domdesc = &domain($udom);
+ return 'error: invalid domain' if ($domdesc eq '');
+ my $first;
+ if ($crstype eq 'Community') {
+ $first = '0';
+ } else {
+ $first = int(1+rand(9));
+ }
+ my $uname=$first.
+ ('a'..'z','A'..'Z','0'..'9')[int(rand(62))].
+ substr($$.time,0,5).unpack("H8",pack("I32",time)).
+ unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};
+# ----------------------------------------------- Make sure that does not exist
+ my $uhome=&homeserver($uname,$udom,'true');
+ unless (($uhome eq '') || ($uhome eq 'no_host')) {
+ if ($crstype eq 'Community') {
+ $first = '0';
+ } else {
+ $first = int(1+rand(9));
+ }
+ $uname=$first.
+ ('a'..'z','A'..'Z','0'..'9')[int(rand(62))].
+ substr($$.time,0,5).unpack("H8",pack("I32",time)).
+ unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};
+ $uhome=&homeserver($uname,$udom,'true');
+ unless (($uhome eq '') || ($uhome eq 'no_host')) {
+ return 'error: unable to generate unique course-ID';
+ }
+ }
+ return $uname;
+}
+
sub is_course {
- my ($cdom,$cnum) = @_;
- my %courses = &courseiddump($cdom,'.',1,'.','.',$cnum,undef,
- undef,'.');
- if (exists($courses{$cdom.'_'.$cnum})) {
- return 1;
+ my ($cdom, $cnum) = scalar(@_) == 1 ?
+ ($_[0] =~ /^($match_domain)_($match_courseid)$/) : @_;
+
+ return unless $cdom and $cnum;
+
+ my %courses = &courseiddump($cdom, '.', 1, '.', '.', $cnum, undef, undef,
+ '.');
+
+ return unless(exists($courses{$cdom.'_'.$cnum}));
+ return wantarray ? ($cdom, $cnum) : $cdom.'_'.$cnum;
+}
+
+sub store_userdata {
+ my ($storehash,$datakey,$namespace,$udom,$uname) = @_;
+ my $result;
+ if ($datakey ne '') {
+ if (ref($storehash) eq 'HASH') {
+ if ($udom eq '' || $uname eq '') {
+ $udom = $env{'user.domain'};
+ $uname = $env{'user.name'};
+ }
+ my $uhome=&homeserver($uname,$udom);
+ if (($uhome eq '') || ($uhome eq 'no_host')) {
+ $result = 'error: no_host';
+ } else {
+ $storehash->{'ip'} = $ENV{'REMOTE_ADDR'};
+ $storehash->{'host'} = $perlvar{'lonHostID'};
+
+ my $namevalue='';
+ foreach my $key (keys(%{$storehash})) {
+ $namevalue.=&escape($key).'='.&freeze_escape($$storehash{$key}).'&';
+ }
+ $namevalue=~s/\&$//;
+ unless ($namespace eq 'courserequests') {
+ $datakey = &escape($datakey);
+ }
+ $result = &reply("store:$udom:$uname:$namespace:$datakey:".
+ $namevalue,$uhome);
+ }
+ } else {
+ $result = 'error: data to store was not a hash reference';
+ }
+ } else {
+ $result= 'error: invalid requestkey';
}
- return 0;
+ return $result;
}
# ---------------------------------------------------------- Assign Custom Role
@@ -5879,7 +9826,7 @@ sub assigncustomrole {
sub revokerole {
my ($udom,$uname,$url,$role,$deleteflag,$selfenroll,$context)=@_;
my $now=time;
- return &assignrole($udom,$uname,$url,$role,$now,$deleteflag,$selfenroll,$context);
+ return &assignrole($udom,$uname,$url,$role,$now,undef,$deleteflag,$selfenroll,$context);
}
# ---------------------------------------------------------- Revoke Custom Role
@@ -5908,10 +9855,10 @@ sub diskusage {
}
sub is_locked {
- my ($file_name, $domain, $user) = @_;
+ my ($file_name, $domain, $user, $which) = @_;
my @check;
my $is_locked;
- push @check, $file_name;
+ push (@check,$file_name);
my %locked = &get('file_permissions',\@check,
$env{'user.domain'},$env{'user.name'});
my ($tmp)=keys(%locked);
@@ -5920,14 +9867,19 @@ sub is_locked {
if (ref($locked{$file_name}) eq 'ARRAY') {
$is_locked = 'false';
foreach my $entry (@{$locked{$file_name}}) {
- if (ref($entry) eq 'ARRAY') {
+ if (ref($entry) eq 'ARRAY') {
$is_locked = 'true';
- last;
+ if (ref($which) eq 'ARRAY') {
+ push(@{$which},$entry);
+ } else {
+ last;
+ }
}
}
} else {
$is_locked = 'false';
}
+ return $is_locked;
}
sub declutter_portfile {
@@ -5971,7 +9923,7 @@ sub save_selected_files {
sub clear_selected_files {
my ($user) = @_;
my $filename = $user."savedfiles";
- open (OUT, '>'.$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename);
+ open (OUT, '>'.LONCAPA::tempdir().$filename);
print (OUT undef);
close (OUT);
return ("ok");
@@ -5981,7 +9933,7 @@ sub files_in_path {
my ($user, $path) = @_;
my $filename = $user."savedfiles";
my %return_files;
- open (IN, '<'.$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename);
+ open (IN, '<'.LONCAPA::tempdir().$filename);
while (my $line_in = <IN>) {
chomp ($line_in);
my @paths_and_file = split (m!/!, $line_in);
@@ -6003,7 +9955,7 @@ sub files_not_in_path {
my $filename = $user."savedfiles";
my @return_files;
my $path_part;
- open(IN, '<'.$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename);
+ open(IN, '<'.LONCAPA::.$filename);
while (my $line = <IN>) {
#ok, I know it's clunky, but I want it to work
my @paths_and_file = split(m|/|, $line);
@@ -6020,6 +9972,90 @@ sub files_not_in_path {
return (@return_files);
}
+#------------------------------Submitted/Handedback Portfolio Files Versioning
+
+sub portfiles_versioning {
+ my ($symb,$domain,$stu_name,$portfiles,$versioned_portfiles) = @_;
+ my $portfolio_root = '/userfiles/portfolio';
+ return unless ((ref($portfiles) eq 'ARRAY') && (ref($versioned_portfiles) eq 'ARRAY'));
+ foreach my $file (@{$portfiles}) {
+ &unmark_as_readonly($domain,$stu_name,[$symb,$env{'request.course.id'}],$file);
+ my ($directory,$answer_file) =($file =~ /^(.*?)([^\/]*)$/);
+ my ($answer_name,$answer_ver,$answer_ext) = &file_name_version_ext($answer_file);
+ my $getpropath = 1;
+ my ($dir_list,$listerror) = &dirlist($portfolio_root.$directory,$domain,
+ $stu_name,$getpropath);
+ my $version = &get_next_version($answer_name,$answer_ext,$dir_list);
+ my $new_answer =
+ &version_selected_portfile($domain,$stu_name,$directory,$answer_file,$version);
+ if ($new_answer ne 'problem getting file') {
+ push(@{$versioned_portfiles}, $directory.$new_answer);
+ &mark_as_readonly($domain,$stu_name,[$directory.$new_answer],
+ [$symb,$env{'request.course.id'},'graded']);
+ }
+ }
+}
+
+sub get_next_version {
+ my ($answer_name, $answer_ext, $dir_list) = @_;
+ my $version;
+ if (ref($dir_list) eq 'ARRAY') {
+ foreach my $row (@{$dir_list}) {
+ my ($file) = split(/\&/,$row,2);
+ my ($file_name,$file_version,$file_ext) =
+ &file_name_version_ext($file);
+ if (($file_name eq $answer_name) &&
+ ($file_ext eq $answer_ext)) {
+ # gets here if filename and extension match,
+ # regardless of version
+ if ($file_version ne '') {
+ # a versioned file is found so save it for later
+ if ($file_version > $version) {
+ $version = $file_version;
+ }
+ }
+ }
+ }
+ }
+ $version ++;
+ return($version);
+}
+
+sub version_selected_portfile {
+ my ($domain,$stu_name,$directory,$file_name,$version) = @_;
+ my ($answer_name,$answer_ver,$answer_ext) =
+ &file_name_version_ext($file_name);
+ my $new_answer;
+ $env{'form.copy'} =
+ &getfile("/uploaded/$domain/$stu_name/portfolio$directory$file_name");
+ if($env{'form.copy'} eq '-1') {
+ $new_answer = 'problem getting file';
+ } else {
+ $new_answer = $answer_name.'.'.$version.'.'.$answer_ext;
+ my $copy_result =
+ &finishuserfileupload($stu_name,$domain,'copy',
+ '/portfolio'.$directory.$new_answer);
+ }
+ undef($env{'form.copy'});
+ return ($new_answer);
+}
+
+sub file_name_version_ext {
+ my ($file)=@_;
+ my @file_parts = split(/\./, $file);
+ my ($name,$version,$ext);
+ if (@file_parts > 1) {
+ $ext=pop(@file_parts);
+ if (@file_parts > 1 && $file_parts[-1] =~ /^\d+$/) {
+ $version=pop(@file_parts);
+ }
+ $name=join('.',@file_parts);
+ } else {
+ $name=join('.',@file_parts);
+ }
+ return($name,$version,$ext);
+}
+
#----------------------------------------------Get portfolio file permissions
sub get_portfile_permissions {
@@ -6116,9 +10152,9 @@ sub modify_access_controls {
my $tries = 0;
my $gotlock = &newput('file_permissions',$lockhash,$domain,$user);
- while (($gotlock ne 'ok') && $tries <3) {
+ while (($gotlock ne 'ok') && $tries < 10) {
$tries ++;
- sleep 1;
+ sleep(0.1);
$gotlock = &newput('file_permissions',$lockhash,$domain,$user);
}
if ($gotlock eq 'ok') {
@@ -6144,20 +10180,18 @@ sub modify_access_controls {
}
}
}
+ my ($group);
+ if (&is_course($domain,$user)) {
+ ($group,my $file) = split(/\//,$file_name,2);
+ }
$deloutcome = &del('file_permissions',\@deletions,$domain,$user);
$new_values{$file_name."\0".'accesscontrol'} = \%new_control;
$outcome = &put('file_permissions',\%new_values,$domain,$user);
# remove lock
my @del_lock = ($file_name."\0".'locked_access_records');
my $dellockoutcome = &del('file_permissions',\@del_lock,$domain,$user);
- my ($file,$group);
- if (&is_course($domain,$user)) {
- ($group,$file) = split(/\//,$file_name,2);
- } else {
- $file = $file_name;
- }
my $sqlresult =
- &update_portfolio_table($user,$domain,$file,'portfolio_access',
+ &update_portfolio_table($user,$domain,$file_name,'portfolio_access',
$group);
} else {
$outcome = "error: could not obtain lockfile\n";
@@ -6166,49 +10200,132 @@ sub modify_access_controls {
}
sub make_public_indefinitely {
- my ($requrl) = @_;
+ my (@requrl) = @_;
+ return &automated_portfile_access('public',\@requrl);
+}
+
+sub automated_portfile_access {
+ my ($accesstype,$addsref,$delsref,$info) = @_;
+ unless (($accesstype eq 'public') || ($accesstype eq 'ip')) {
+ return 'invalid';
+ }
+ my %urls;
+ if (ref($addsref) eq 'ARRAY') {
+ foreach my $requrl (@{$addsref}) {
+ if (&is_portfolio_url($requrl)) {
+ unless (exists($urls{$requrl})) {
+ $urls{$requrl} = 'add';
+ }
+ }
+ }
+ }
+ if (ref($delsref) eq 'ARRAY') {
+ foreach my $requrl (@{$delsref}) {
+ if (&is_portfolio_url($requrl)) {
+ unless (exists($urls{$requrl})) {
+ $urls{$requrl} = 'delete';
+ }
+ }
+ }
+ }
+ unless (keys(%urls)) {
+ return 'invalid';
+ }
+ my $ip;
+ if ($accesstype eq 'ip') {
+ if (ref($info) eq 'HASH') {
+ if ($info->{'ip'} ne '') {
+ $ip = $info->{'ip'};
+ }
+ }
+ if ($ip eq '') {
+ return 'invalid';
+ }
+ }
+ my $errors;
my $now = time;
- my $action = 'activate';
- my $aclnum = 0;
- if (&is_portfolio_url($requrl)) {
+ my %current_perms;
+ foreach my $requrl (sort(keys(%urls))) {
+ my $action;
+ if ($urls{$requrl} eq 'add') {
+ $action = 'activate';
+ } else {
+ $action = 'none';
+ }
+ my $aclnum = 0;
my (undef,$udom,$unum,$file_name,$group) =
&parse_portfolio_url($requrl);
- my $current_perms = &get_portfile_permissions($udom,$unum);
- my %access_controls = &get_access_controls($current_perms,
+ unless (exists($current_perms{$unum.':'.$udom})) {
+ $current_perms{$unum.':'.$udom} = &get_portfile_permissions($udom,$unum);
+ }
+ my %access_controls = &get_access_controls($current_perms{$unum.':'.$udom},
$group,$file_name);
foreach my $key (keys(%{$access_controls{$file_name}})) {
my ($num,$scope,$end,$start) =
($key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/);
- if ($scope eq 'public') {
- if ($start <= $now && $end == 0) {
- $action = 'none';
- } else {
+ if ($scope eq $accesstype) {
+ if (($start <= $now) && ($end == 0)) {
+ if ($accesstype eq 'ip') {
+ if (ref($access_controls{$file_name}{$key}) eq 'HASH') {
+ if (ref($access_controls{$file_name}{$key}{'ip'}) eq 'ARRAY') {
+ if (grep(/^\Q$ip\E$/,@{$access_controls{$file_name}{$key}{'ip'}})) {
+ if ($urls{$requrl} eq 'add') {
+ $action = 'none';
+ last;
+ } else {
+ $action = 'delete';
+ $aclnum = $num;
+ last;
+ }
+ }
+ }
+ }
+ } elsif ($accesstype eq 'public') {
+ if ($urls{$requrl} eq 'add') {
+ $action = 'none';
+ last;
+ } else {
+ $action = 'delete';
+ $aclnum = $num;
+ last;
+ }
+ }
+ } elsif ($accesstype eq 'public') {
$action = 'update';
$aclnum = $num;
+ last;
}
- last;
}
}
if ($action eq 'none') {
- return 'ok';
+ next;
} else {
my %changes;
my $newend = 0;
my $newstart = $now;
- my $newkey = $aclnum.':public_'.$newend.'_'.$newstart;
+ my $newkey = $aclnum.':'.$accesstype.'_'.$newend.'_'.$newstart;
$changes{$action}{$newkey} = {
- type => 'public',
+ type => $accesstype,
time => {
start => $newstart,
end => $newend,
},
};
+ if ($accesstype eq 'ip') {
+ $changes{$action}{$newkey}{'ip'} = [$ip];
+ }
my ($outcome,$deloutcome,$new_values,$translation) =
&modify_access_controls($file_name,\%changes,$udom,$unum);
- return $outcome;
+ unless ($outcome eq 'ok') {
+ $errors .= $outcome.' ';
+ }
}
+ }
+ if ($errors) {
+ $errors =~ s/\s$//;
+ return $errors;
} else {
- return 'invalid';
+ return 'ok';
}
}
@@ -6353,26 +10470,33 @@ sub dirlist {
if($udom) {
if($uname) {
+ my $uhome = &homeserver($uname,$udom);
+ if ($uhome eq 'no_host') {
+ return ([],'no_host');
+ }
$listing = &reply('ls3:'.&escape('/'.$uri).':'.$getpropath.':'
.$getuserdir.':'.&escape($dirRoot)
- .':'.&escape($uname).':'.&escape($udom),
- &homeserver($uname,$udom));
+ .':'.&escape($uname).':'.&escape($udom),$uhome);
if ($listing eq 'unknown_cmd') {
- $listing = &reply('ls2:'.$dirRoot.'/'.$uri,
- &homeserver($uname,$udom));
+ $listing = &reply('ls2:'.$dirRoot.'/'.$uri,$uhome);
} else {
@listing_results = map { &unescape($_); } split(/:/,$listing);
}
if ($listing eq 'unknown_cmd') {
- $listing = &reply('ls:'.$dirRoot.'/'.$uri,
- &homeserver($uname,$udom));
+ $listing = &reply('ls:'.$dirRoot.'/'.$uri,$uhome);
@listing_results = split(/:/,$listing);
} else {
@listing_results = map { &unescape($_); } split(/:/,$listing);
}
- return @listing_results;
+ if (($listing eq 'no_such_host') || ($listing eq 'con_lost') ||
+ ($listing eq 'rejected') || ($listing eq 'refused') ||
+ ($listing eq 'no_such_dir') || ($listing eq 'empty')) {
+ return ([],$listing);
+ } else {
+ return (\@listing_results);
+ }
} elsif(!$alternateRoot) {
- my %allusers;
+ my (%allusers,%listerror);
my %servers = &get_servers($udom,'library');
foreach my $tryserver (keys(%servers)) {
$listing = &reply('ls3:'.&escape("/res/$udom").':::::'.
@@ -6391,32 +10515,48 @@ sub dirlist {
@listing_results =
map { &unescape($_); } split(/:/,$listing);
}
- if ($listing_results[0] ne 'no_such_dir' &&
- $listing_results[0] ne 'empty' &&
- $listing_results[0] ne 'con_lost') {
+ if (($listing eq 'no_such_host') || ($listing eq 'con_lost') ||
+ ($listing eq 'rejected') || ($listing eq 'refused') ||
+ ($listing eq 'no_such_dir') || ($listing eq 'empty')) {
+ $listerror{$tryserver} = $listing;
+ } else {
foreach my $line (@listing_results) {
my ($entry) = split(/&/,$line,2);
$allusers{$entry} = 1;
}
}
}
- my $alluserstr='';
+ my @alluserslist=();
foreach my $user (sort(keys(%allusers))) {
- $alluserstr.=$user.'&user:';
+ push(@alluserslist,$user.'&user');
+ }
+
+ if (!%listerror) {
+ # no errors
+ return (\@alluserslist);
+ } elsif (scalar(keys(%servers)) == 1) {
+ # one library server, one error
+ my ($key) = keys(%listerror);
+ return (\@alluserslist, $listerror{$key});
+ } elsif ( grep { $_ eq 'con_lost' } values(%listerror) ) {
+ # con_lost indicates that we might miss data from at least one
+ # library server
+ return (\@alluserslist, 'con_lost');
+ } else {
+ # multiple library servers and no con_lost -> data should be
+ # complete.
+ return (\@alluserslist);
}
- $alluserstr=~s/:$//;
- return split(/:/,$alluserstr);
+
} else {
- return ('missing user name');
+ return ([],'missing username');
}
} elsif(!defined($getpropath)) {
- my @all_domains = sort(&all_domains());
- foreach my $domain (@all_domains) {
- $domain = $perlvar{'lonDocRoot'}.'/res/'.$domain.'/&domain';
- }
- return @all_domains;
+ my $path = $perlvar{'lonDocRoot'}.'/res/';
+ my @all_domains = map { $path.$_.'/&domain'; } (sort(&all_domains()));
+ return (\@all_domains);
} else {
- return ('missing domain');
+ return ([],'missing domain');
}
}
@@ -6429,11 +10569,13 @@ sub GetFileTimestamp {
my ($studentDomain,$studentName,$filename,$getuserdir)=@_;
$studentDomain = &LONCAPA::clean_domain($studentDomain);
$studentName = &LONCAPA::clean_username($studentName);
- my ($fileStat) =
- &Apache::lonnet::dirlist($filename,$studentDomain,$studentName,
- undef,$getuserdir);
- my @stats = split('&', $fileStat);
- if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') {
+ my ($fileref,$error) = &dirlist($filename,$studentDomain,$studentName,
+ undef,$getuserdir);
+ if (($error eq 'empty') || ($error eq 'no_such_dir')) {
+ return -1;
+ }
+ if (ref($fileref) eq 'ARRAY') {
+ my @stats = split('&',$fileref->[0]);
# @stats contains first the filename, then the stat output
return $stats[10]; # so this is 10 instead of 9.
} else {
@@ -6465,16 +10607,128 @@ sub stat_file {
if ($file =~ /^userfiles\//) {
$getpropath = 1;
}
- my ($result) = &dirlist($file,$udom,$uname,$getpropath);
- my @stats = split('&', $result);
-
- if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') {
- shift(@stats); #filename is first
- return @stats;
+ my ($listref,$error) = &dirlist($file,$udom,$uname,$getpropath);
+ if (($error eq 'empty') || ($error eq 'no_such_dir')) {
+ return ();
+ } else {
+ if (ref($listref) eq 'ARRAY') {
+ my @stats = split('&',$listref->[0]);
+ shift(@stats); #filename is first
+ return @stats;
+ }
}
return ();
}
+# --------------------------------------------------------- recursedirs
+# Recursive function to traverse either a specific user's Authoring Space
+# or corresponding Published Resource Space, and populate the hash ref:
+# $dirhashref with URLs of all directories, and if $filehashref hash
+# ref arg is provided, the URLs of any files, excluding versioned, .meta,
+# or .rights files in resource space, and .meta, .save, .log, and .bak
+# files in Authoring Space.
+#
+# Inputs:
+#
+# $is_home - true if current server is home server for user's space
+# $context - either: priv, or res respectively for Authoring or Resource Space.
+# $docroot - Document root (i.e., /home/httpd/html
+# $toppath - Top level directory (i.e., /res/$dom/$uname or /priv/$dom/$uname
+# $relpath - Current path (relative to top level).
+# $dirhashref - reference to hash to populate with URLs of directories (Required)
+# $filehashref - reference to hash to populate with URLs of files (Optional)
+#
+# Returns: nothing
+#
+# Side Effects: populates $dirhashref, and $filehashref (if provided).
+#
+# Currently used by interface/londocs.pm to create linked select boxes for
+# directory and filename to import a Course "Author" resource into a course, and
+# also to create linked select boxes for Authoring Space and Directory to choose
+# save location for creation of a new "standard" problem from the Course Editor.
+#
+
+sub recursedirs {
+ my ($is_home,$context,$docroot,$toppath,$relpath,$dirhashref,$filehashref) = @_;
+ return unless (ref($dirhashref) eq 'HASH');
+ my $currpath = $docroot.$toppath;
+ if ($relpath) {
+ $currpath .= "/$relpath";
+ }
+ my $savefile;
+ if (ref($filehashref)) {
+ $savefile = 1;
+ }
+ if ($is_home) {
+ if (opendir(my $dirh,$currpath)) {
+ foreach my $item (sort { lc($a) cmp lc($b) } grep(!/^\.+$/,readdir($dirh))) {
+ next if ($item eq '');
+ if (-d "$currpath/$item") {
+ my $newpath;
+ if ($relpath) {
+ $newpath = "$relpath/$item";
+ } else {
+ $newpath = $item;
+ }
+ $dirhashref->{&Apache::lonlocal::js_escape($newpath)} = 1;
+ &recursedirs($is_home,$context,$docroot,$toppath,$newpath,$dirhashref,$filehashref);
+ } elsif ($savefile) {
+ if ($context eq 'priv') {
+ unless ($item =~ /\.(meta|save|log|bak|DS_Store)$/) {
+ $filehashref->{&Apache::lonlocal::js_escape($relpath)}{$item} = 1;
+ }
+ } else {
+ unless (($item =~ /\.meta$/) || ($item =~ /\.\d+\.\w+$/) || ($item =~ /\.rights$/)) {
+ $filehashref->{&Apache::lonlocal::js_escape($relpath)}{$item} = 1;
+ }
+ }
+ }
+ }
+ closedir($dirh);
+ }
+ } else {
+ my ($dirlistref,$listerror) =
+ &dirlist($toppath.$relpath);
+ my @dir_lines;
+ my $dirptr=16384;
+ if (ref($dirlistref) eq 'ARRAY') {
+ foreach my $dir_line (sort
+ {
+ my ($afile)=split('&',$a,2);
+ my ($bfile)=split('&',$b,2);
+ return (lc($afile) cmp lc($bfile));
+ } (@{$dirlistref})) {
+ my ($item,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef) =
+ split(/\&/,$dir_line,16);
+ $item =~ s/\s+$//;
+ next if (($item =~ /^\.\.?$/) || ($obs));
+ if ($dirptr&$testdir) {
+ my $newpath;
+ if ($relpath) {
+ $newpath = "$relpath/$item";
+ } else {
+ $relpath = '/';
+ $newpath = $item;
+ }
+ $dirhashref->{&Apache::lonlocal::js_escape($newpath)} = 1;
+ &recursedirs($is_home,$context,$docroot,$toppath,$newpath,$dirhashref,$filehashref);
+ } elsif ($savefile) {
+ if ($context eq 'priv') {
+ unless ($item =~ /\.(meta|save|log|bak|DS_Store)$/) {
+ $filehashref->{$relpath}{$item} = 1;
+ }
+ } else {
+ unless (($item =~ /\.meta$/) || ($item =~ /\.\d+\.\w+$/)) {
+ $filehashref->{$relpath}{$item} = 1;
+ }
+ }
+ }
+ }
+ }
+ }
+ return;
+}
+
# -------------------------------------------------------- Value of a Condition
# gets the value of a specific preevaluated condition
@@ -6619,10 +10873,12 @@ sub get_userresdata {
}
#error 2 occurs when the .db doesn't exist
if ($tmp!~/error: 2 /) {
- &logthis("<font color=\"blue\">WARNING:".
- " Trying to get resource data for ".
- $uname." at ".$udom.": ".
- $tmp."</font>");
+ if ((!defined($cached)) || ($tmp ne 'con_lost')) {
+ &logthis("<font color=\"blue\">WARNING:".
+ " Trying to get resource data for ".
+ $uname." at ".$udom.": ".
+ $tmp."</font>");
+ }
} elsif ($tmp=~/error: 2 /) {
#&EXT_cache_set($udom,$uname);
&do_cache_new('userres',$hashid,undef,600);
@@ -6636,7 +10892,14 @@ sub get_userresdata {
# Parameters:
# $name - Course/user name.
# $domain - Name of the domain the user/course is registered on.
-# $type - Type of thing $name is (must be 'course' or 'user'
+# $type - Type of thing $name is (must be 'course' or 'user')
+# $mapp - decluttered URL of enclosing map
+# $recursed - Ref to scalar -- set to 1, if nested maps have been recursed.
+# $recurseup - Ref to array of map URLs, starting with map containing
+# $mapp up through hierarchy of nested maps to top level map.
+# $courseid - CourseID (first part of param identifier).
+# $modifier - Middle part of param identifier.
+# $what - Last part of param identifier.
# @which - Array of names of resources desired.
# Returns:
# The value of the first reasource in @which that is found in the
@@ -6646,7 +10909,8 @@ sub get_userresdata {
# 'user', an undefined reference is returned.
# If none of the resources are found, an undef is returned
sub resdata {
- my ($name,$domain,$type,@which)=@_;
+ my ($name,$domain,$type,$mapp,$recursed,$recurseup,$courseid,
+ $modifier,$what,@which)=@_;
my $result;
if ($type eq 'course') {
$result=&get_courseresdata($name,$domain);
@@ -6655,17 +10919,80 @@ sub resdata {
}
if (!ref($result)) { return $result; }
foreach my $item (@which) {
- if (defined($result->{$item->[0]})) {
+ if ($item->[1] eq 'course') {
+ if ((ref($recurseup) eq 'ARRAY') && (ref($recursed) eq 'SCALAR')) {
+ unless ($$recursed) {
+ @{$recurseup} = &get_map_hierarchy($mapp,$courseid);
+ $$recursed = 1;
+ }
+ foreach my $item (@${recurseup}) {
+ my $norecursechk=$courseid.$modifier.$item.'___(all).'.$what;
+ last if (defined($result->{$norecursechk}));
+ my $recursechk=$courseid.$modifier.$item.'___(rec).'.$what;
+ if (defined($result->{$recursechk})) { return [$result->{$recursechk},'map']; }
+ }
+ }
+ }
+ if (defined($result->{$item->[0]})) {
return [$result->{$item->[0]},$item->[1]];
}
}
return undef;
}
+sub get_domain_ltitools {
+ my ($cdom) = @_;
+ my %ltitools;
+ my ($result,$cached)=&is_cached_new('ltitools',$cdom);
+ if (defined($cached)) {
+ if (ref($result) eq 'HASH') {
+ %ltitools = %{$result};
+ }
+ } else {
+ my %domconfig = &get_dom('configuration',['ltitools'],$cdom);
+ if (ref($domconfig{'ltitools'}) eq 'HASH') {
+ %ltitools = %{$domconfig{'ltitools'}};
+ }
+ my $cachetime = 24*60*60;
+ &do_cache_new('ltitools',$cdom,\%ltitools,$cachetime);
+ }
+ return %ltitools;
+}
+
+sub get_numsuppfiles {
+ my ($cnum,$cdom,$ignorecache)=@_;
+ my $hashid=$cnum.':'.$cdom;
+ my ($suppcount,$cached);
+ unless ($ignorecache) {
+ ($suppcount,$cached) = &is_cached_new('suppcount',$hashid);
+ }
+ unless (defined($cached)) {
+ my $chome=&homeserver($cnum,$cdom);
+ unless ($chome eq 'no_host') {
+ ($suppcount,my $errors) = (0,0);
+ my $suppmap = 'supplemental.sequence';
+ ($suppcount,$errors) =
+ &Apache::loncommon::recurse_supplemental($cnum,$cdom,$suppmap,$suppcount,$errors);
+ }
+ &do_cache_new('suppcount',$hashid,$suppcount,600);
+ }
+ return $suppcount;
+}
+
#
# EXT resource caching routines
#
+{
+# Cache (5 seconds) of map hierarchy for speedup of navmaps display
+#
+# The course for which we cache
+my $cachedmapkey='';
+# The cached recursive maps for this course
+my %cachedmaps=();
+# When this was last done
+my $cachedmaptime='';
+
sub clear_EXT_cache_status {
&delenv('cache.EXT.');
}
@@ -6690,7 +11017,7 @@ sub EXT_cache_set {
# --------------------------------------------------------- Value of a Variable
sub EXT {
- my ($varname,$symbparm,$udom,$uname,$usection,$recurse)=@_;
+ my ($varname,$symbparm,$udom,$uname,$usection,$recurse,$cid)=@_;
unless ($varname) { return ''; }
#get real user name/domain, courseid and symb
my $courseid;
@@ -6791,15 +11118,7 @@ sub EXT {
} elsif ($realm eq 'request') {
# ------------------------------------------------------------- request.browser
if ($space eq 'browser') {
- if ($qualifier eq 'textremote') {
- if (&Apache::lonlocal::mt('textual_remote_display') eq 'on') {
- return 1;
- } else {
- return 0;
- }
- } else {
- return $env{'browser.'.$qualifier};
- }
+ return $env{'browser.'.$qualifier};
# ------------------------------------------------------------ request.filename
} else {
return $env{'request.'.$spacequalifierrest};
@@ -6813,36 +11132,60 @@ sub EXT {
if (!$symbparm) { $symbparm=&symbread(); }
}
- if ($space eq 'title') {
- if (!$symbparm) { $symbparm = $env{'request.filename'}; }
- return &gettitle($symbparm);
- }
-
- if ($space eq 'map') {
- my ($map) = &decode_symb($symbparm);
- return &symbread($map);
- }
- if ($space eq 'filename') {
- if ($symbparm) {
- return &clutter((&decode_symb($symbparm))[2]);
+ if ($qualifier eq '') {
+ if ($space eq 'title') {
+ if (!$symbparm) { $symbparm = $env{'request.filename'}; }
+ return &gettitle($symbparm);
}
- return &hreflocation('',$env{'request.filename'});
- }
+
+ if ($space eq 'map') {
+ my ($map) = &decode_symb($symbparm);
+ return &symbread($map);
+ }
+ if ($space eq 'maptitle') {
+ my ($map) = &decode_symb($symbparm);
+ return &gettitle($map);
+ }
+ if ($space eq 'filename') {
+ if ($symbparm) {
+ return &clutter((&decode_symb($symbparm))[2]);
+ }
+ return &hreflocation('',$env{'request.filename'});
+ }
+
+ if ((defined($courseid)) && ($courseid eq $env{'request.course.id'}) && $symbparm) {
+ if ($space eq 'visibleparts') {
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ my $item;
+ if (ref($navmap)) {
+ my $res = $navmap->getBySymb($symbparm);
+ my $parts = $res->parts();
+ if (ref($parts) eq 'ARRAY') {
+ $item = join(',',@{$parts});
+ }
+ undef($navmap);
+ }
+ return $item;
+ }
+ }
+ }
- my ($section, $group, @groups);
- my ($courselevelm,$courselevel);
- if ($symbparm && defined($courseid) &&
- $courseid eq $env{'request.course.id'}) {
+ my ($section, $group, @groups, @recurseup, $recursed);
+ my ($courselevelm,$courseleveli,$courselevel,$mapp);
+ if (($courseid eq '') && ($cid)) {
+ $courseid = $cid;
+ }
+ if (($symbparm && $courseid) &&
+ (($courseid eq $env{'request.course.id'}) || ($courseid eq $cid))) {
#print '<br>'.$space.' - '.$qualifier.' - '.$spacequalifierrest;
# ----------------------------------------------------- Cascading lookup scheme
my $symbp=$symbparm;
- my $mapp=&deversion((&decode_symb($symbp))[0]);
-
+ $mapp=&deversion((&decode_symb($symbp))[0]);
my $symbparm=$symbp.'.'.$spacequalifierrest;
+ my $recurseparm=$mapp.'___(rec).'.$spacequalifierrest;
my $mapparm=$mapp.'___(all).'.$spacequalifierrest;
-
if (($env{'user.name'} eq $uname) &&
($env{'user.domain'} eq $udom)) {
$section=$env{'request.course.sec'};
@@ -6859,17 +11202,21 @@ sub EXT {
my $seclevel=$courseid.'.['.$section.'].'.$spacequalifierrest;
my $seclevelr=$courseid.'.['.$section.'].'.$symbparm;
+ my $secleveli=$courseid.'.['.$section.'].'.$recurseparm;
my $seclevelm=$courseid.'.['.$section.'].'.$mapparm;
$courselevel=$courseid.'.'.$spacequalifierrest;
my $courselevelr=$courseid.'.'.$symbparm;
+ $courseleveli=$courseid.'.'.$recurseparm;
$courselevelm=$courseid.'.'.$mapparm;
# ----------------------------------------------------------- first, check user
- my $userreply=&resdata($uname,$udom,'user',
+ my $userreply=&resdata($uname,$udom,'user',$mapp,\$recursed,
+ \@recurseup,$courseid,'.',$spacequalifierrest,
([$courselevelr,'resource'],
[$courselevelm,'map' ],
+ [$courseleveli,'map' ],
[$courselevel, 'course' ]));
if (defined($userreply)) { return &get_reply($userreply); }
@@ -6877,15 +11224,18 @@ sub EXT {
my $coursereply;
if (@groups > 0) {
$coursereply = &check_group_parms($courseid,\@groups,$symbparm,
- $mapparm,$spacequalifierrest);
- if (defined($coursereply)) { return &get_reply($coursereply); }
+ $recurseparm,$mapparm,$spacequalifierrest,
+ $mapp,\$recursed,\@recurseup);
+ if (defined($coursereply)) { return &get_reply($coursereply); }
}
$coursereply=&resdata($env{'course.'.$courseid.'.num'},
$env{'course.'.$courseid.'.domain'},
- 'course',
+ 'course',$mapp,\$recursed,\@recurseup,
+ $courseid,'.['.$section.'].',$spacequalifierrest,
([$seclevelr, 'resource'],
[$seclevelm, 'map' ],
+ [$secleveli, 'map' ],
[$seclevel, 'course' ],
[$courselevelr,'resource']));
if (defined($coursereply)) { return &get_reply($coursereply); }
@@ -6902,8 +11252,9 @@ sub EXT {
if ($thisparm) { return &get_reply([$thisparm,'resource']); }
}
# ------------------------------------------ fourth, look in resource metadata
-
- $spacequalifierrest=~s/\./\_/;
+
+ my $what = $spacequalifierrest;
+ $what=~s/\./\_/;
my $filename;
if (!$symbparm) { $symbparm=&symbread(); }
if ($symbparm) {
@@ -6911,18 +11262,20 @@ sub EXT {
} else {
$filename=$env{'request.filename'};
}
- my $metadata=&metadata($filename,$spacequalifierrest);
+ my $metadata=&metadata($filename,$what);
if (defined($metadata)) { return &get_reply([$metadata,'resource']); }
- $metadata=&metadata($filename,'parameter_'.$spacequalifierrest);
+ $metadata=&metadata($filename,'parameter_'.$what);
if (defined($metadata)) { return &get_reply([$metadata,'resource']); }
-# ---------------------------------------------- fourth, look in rest of course
+# ----------------------------------------------- fifth, look in rest of course
if ($symbparm && defined($courseid) &&
$courseid eq $env{'request.course.id'}) {
my $coursereply=&resdata($env{'course.'.$courseid.'.num'},
$env{'course.'.$courseid.'.domain'},
- 'course',
+ 'course',$mapp,\$recursed,\@recurseup,
+ $courseid,'.',$spacequalifierrest,
([$courselevelm,'map' ],
+ [$courseleveli,'map' ],
[$courselevel, 'course']));
if (defined($coursereply)) { return &get_reply($coursereply); }
}
@@ -6979,22 +11332,51 @@ sub get_reply {
}
sub check_group_parms {
- my ($courseid,$groups,$symbparm,$mapparm,$what) = @_;
- my @groupitems = ();
- my $resultitem;
- my @levels = ([$symbparm,'resource'],[$mapparm,'map'],[$what,'course']);
+ my ($courseid,$groups,$symbparm,$recurseparm,$mapparm,$what,$mapp,
+ $recursed,$recurseupref) = @_;
+ my @levels = ([$symbparm,'resource'],[$mapparm,'map'],[$recurseparm,'map'],
+ [$what,'course']);
+ my $coursereply;
foreach my $group (@{$groups}) {
+ my @groupitems = ();
foreach my $level (@levels) {
my $item = $courseid.'.['.$group.'].'.$level->[0];
push(@groupitems,[$item,$level->[1]]);
}
+ my $coursereply = &resdata($env{'course.'.$courseid.'.num'},
+ $env{'course.'.$courseid.'.domain'},
+ 'course',$mapp,$recursed,$recurseupref,
+ $courseid,'.['.$group.'].',$what,
+ @groupitems);
+ last if (defined($coursereply));
}
- my $coursereply = &resdata($env{'course.'.$courseid.'.num'},
- $env{'course.'.$courseid.'.domain'},
- 'course',@groupitems);
return $coursereply;
}
+sub get_map_hierarchy {
+ my ($mapname,$courseid) = @_;
+ my @recurseup = ();
+ if ($mapname) {
+ if (($cachedmapkey eq $courseid) &&
+ (abs($cachedmaptime-time)<5)) {
+ if (ref($cachedmaps{$mapname}) eq 'ARRAY') {
+ return @{$cachedmaps{$mapname}};
+ }
+ }
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ if (ref($navmap)) {
+ @recurseup = $navmap->recurseup_maps($mapname);
+ undef($navmap);
+ $cachedmaps{$mapname} = \@recurseup;
+ $cachedmaptime=time;
+ $cachedmapkey=$courseid;
+ }
+ }
+ return @recurseup;
+}
+
+}
+
sub sort_course_groups { # Sort groups based on defined rankings. Default is sort().
my ($courseid,@groups) = @_;
@groups = sort(@groups);
@@ -7072,17 +11454,18 @@ sub add_prefix_and_part {
# ---------------------------------------------------------------- Get metadata
my %metaentry;
+my %importedpartids;
sub metadata {
my ($uri,$what,$liburi,$prefix,$depthcount)=@_;
$uri=&declutter($uri);
# if it is a non metadata possible uri return quickly
if (($uri eq '') ||
(($uri =~ m|^/*adm/|) &&
- ($uri !~ m|^adm/includes|) && ($uri !~ m|/bulletinboard$|)) ||
- ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) ) {
+ ($uri !~ m|^adm/includes|) && ($uri !~ m{/(smppg|bulletinboard|exttools?)$})) ||
+ ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ m{^/*uploaded/.+\.sequence$})) {
return undef;
}
- if (($uri =~ /^~/ || $uri =~ m{home/$match_username/public_html/})
+ if (($uri =~ /^priv/ || $uri=~m{^home/httpd/html/priv})
&& &Apache::lonxml::get_state('target') =~ /^(|meta)$/) {
return undef;
}
@@ -7098,6 +11481,10 @@ sub metadata {
if (defined($cached)) { return $result->{':'.$what}; }
}
{
+# Imported parts would go here
+ my %importedids=();
+ my @origfileimportpartids=();
+ my $importedparts=0;
#
# Is this a recursive call for a library?
#
@@ -7115,13 +11502,14 @@ sub metadata {
my %metathesekeys=();
unless ($filename=~/\.meta$/) { $filename.='.meta'; }
my $metastring;
- if ($uri =~ /^~/ || $uri =~ m{home/$match_username/public_html/}) {
+ if ($uri =~ /^priv/ || $uri=~/home\/httpd\/html\/priv/) {
my $which = &hreflocation('','/'.($liburi || $uri));
$metastring =
&Apache::lonnet::ssi_body($which,
('grade_target' => 'meta'));
$cachetime = 1; # only want this cached in the child not long term
- } elsif ($uri !~ m -^(editupload)/-) {
+ } elsif (($uri !~ m -^(editupload)/-) &&
+ ($uri !~ m{^/*uploaded/$match_domain/$match_courseid/docs/})) {
my $file=&filelocation('',&clutter($filename));
#push(@{$metaentry{$uri.'.file'}},$file);
$metastring=&getfile($file);
@@ -7181,27 +11569,55 @@ sub metadata {
# This is not a package - some other kind of start tag
#
my $entry=$token->[1];
- my $unikey;
- if ($entry eq 'import') {
- $unikey='';
- } else {
- $unikey=$entry;
- }
- $unikey.=&add_prefix_and_part($prefix,$token->[2]->{'part'});
-
- if (defined($token->[2]->{'id'})) {
- $unikey.='_'.$token->[2]->{'id'};
- }
+ my $unikey='';
if ($entry eq 'import') {
#
# Importing a library here
#
+ my $location=$parser->get_text('/import');
+ my $dir=$filename;
+ $dir=~s|[^/]*$||;
+ $location=&filelocation($dir,$location);
+
+ my $importmode=$token->[2]->{'importmode'};
+ if ($importmode eq 'problem') {
+# Import as problem/response
+ $unikey=&add_prefix_and_part($prefix,$token->[2]->{'part'});
+ } elsif ($importmode eq 'part') {
+# Import as part(s)
+ $importedparts=1;
+# We need to get the original file and the imported file to get the part order correct
+# Good news: we do not need to worry about nested libraries, since parts cannot be nested
+# Load and inspect original file
+ if ($#origfileimportpartids<0) {
+ undef(%importedpartids);
+ my $origfilelocation=$perlvar{'lonDocRoot'}.&clutter($uri);
+ my $origfile=&getfile($origfilelocation);
+ @origfileimportpartids=($origfile=~/<(part|import)[^>]*id\s*=\s*[\"\']([^\"\']+)[\"\'][^>]*>/gs);
+ }
+
+# Load and inspect imported file
+ my $impfile=&getfile($location);
+ my @impfilepartids=($impfile=~/<part[^>]*id\s*=\s*[\"\']([^\"\']+)[\"\'][^>]*>/gs);
+ if ($#impfilepartids>=0) {
+# This problem had parts
+ $importedpartids{$token->[2]->{'id'}}=join(',',@impfilepartids);
+ } else {
+# Importing by turning a single problem into a problem part
+# It gets the import-tags ID as part-ID
+ $unikey=&add_prefix_and_part($prefix,$token->[2]->{'id'});
+ $importedpartids{$token->[2]->{'id'}}=$token->[2]->{'id'};
+ }
+ } else {
+# Normal import
+ $unikey=&add_prefix_and_part($prefix,$token->[2]->{'part'});
+ if (defined($token->[2]->{'id'})) {
+ $unikey.='_'.$token->[2]->{'id'};
+ }
+ }
+
if ($depthcount<20) {
- my $location=$parser->get_text('/import');
- my $dir=$filename;
- $dir=~s|[^/]*$||;
- $location=&filelocation($dir,$location);
my $metadata =
&metadata($uri,'keys', $location,$unikey,
$depthcount+1);
@@ -7209,9 +11625,16 @@ sub metadata {
$metaentry{':'.$meta}=$metaentry{':'.$meta};
$metathesekeys{$meta}=1;
}
- }
- } else {
+ }
+ } else {
+#
+# Not importing, some other kind of non-package, non-library start tag
+#
+ $unikey=$entry.&add_prefix_and_part($prefix,$token->[2]->{'part'});
+ if (defined($token->[2]->{'id'})) {
+ $unikey.='_'.$token->[2]->{'id'};
+ }
if (defined($token->[2]->{'name'})) {
$unikey.='_'.$token->[2]->{'name'};
}
@@ -7285,9 +11708,25 @@ sub metadata {
grep { ! $seen{$_} ++ } (split(',',$metaentry{':packages'}));
$metaentry{':packages'} = join(',',@uniq_packages);
+ if ($importedparts) {
+# We had imported parts and need to rebuild partorder
+ $metaentry{':partorder'}='';
+ $metathesekeys{'partorder'}=1;
+ for (my $index=0;$index<$#origfileimportpartids;$index+=2) {
+ if ($origfileimportpartids[$index] eq 'part') {
+# original part, part of the problem
+ $metaentry{':partorder'}.=','.$origfileimportpartids[$index+1];
+ } else {
+# we have imported parts at this position
+ $metaentry{':partorder'}.=','.$importedpartids{$origfileimportpartids[$index+1]};
+ }
+ }
+ $metaentry{':partorder'}=~s/^\,//;
+ }
+
$metaentry{':keys'} = join(',',keys(%metathesekeys));
&metadata_generate_part0(\%metathesekeys,\%metaentry,$uri);
- $metaentry{':allpossiblekeys'}=join(',',keys %metathesekeys);
+ $metaentry{':allpossiblekeys'}=join(',',keys(%metathesekeys));
&do_cache_new('meta',$uri,\%metaentry,$cachetime);
# this is the end of "was not already recently cached
}
@@ -7357,6 +11796,11 @@ sub devalidate_title_cache {
&devalidate_cache_new('title',$key);
}
+# ------------------------------------------------- Get the title of a course
+
+sub current_course_title {
+ return $env{ 'course.' . $env{'request.course.id'} . '.description' };
+}
# ------------------------------------------------- Get the title of a resource
sub gettitle {
@@ -7382,6 +11826,10 @@ sub gettitle {
}
$title=~s/\&colon\;/\:/gs;
if ($title) {
+# Remember both $symb and $title for dynamic metadata
+ $accesshash{$symb.'___crstitle'}=$title;
+ $accesshash{&declutter($map).'___'.&declutter($url).'___usage'}=time;
+# Cache this title and then return it
return &do_cache_new('title',$key,$title,600);
}
$urlsymb=$url;
@@ -7414,6 +11862,84 @@ sub get_slot {
}
return $slotinfo{$which};
}
+
+sub get_reservable_slots {
+ my ($cnum,$cdom,$uname,$udom) = @_;
+ my $now = time;
+ my $reservable_info;
+ my $key=join("\0",'reservableslots',$cdom,$cnum,$uname,$udom);
+ if (exists($remembered{$key})) {
+ $reservable_info = $remembered{$key};
+ } else {
+ my %resv;
+ ($resv{'now_order'},$resv{'now'},$resv{'future_order'},$resv{'future'}) =
+ &Apache::loncommon::get_future_slots($cnum,$cdom,$now);
+ $reservable_info = \%resv;
+ $remembered{$key} = $reservable_info;
+ }
+ return $reservable_info;
+}
+
+sub get_course_slots {
+ my ($cnum,$cdom) = @_;
+ my $hashid=$cnum.':'.$cdom;
+ my ($result,$cached) = &Apache::lonnet::is_cached_new('allslots',$hashid);
+ if (defined($cached)) {
+ if (ref($result) eq 'HASH') {
+ return %{$result};
+ }
+ } else {
+ my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum);
+ my ($tmp) = keys(%slots);
+ if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
+ &do_cache_new('allslots',$hashid,\%slots,600);
+ return %slots;
+ }
+ }
+ return;
+}
+
+sub devalidate_slots_cache {
+ my ($cnum,$cdom)=@_;
+ my $hashid=$cnum.':'.$cdom;
+ &devalidate_cache_new('allslots',$hashid);
+}
+
+sub get_coursechange {
+ my ($cdom,$cnum) = @_;
+ if ($cdom eq '' || $cnum eq '') {
+ return unless ($env{'request.course.id'});
+ $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ }
+ my $hashid=$cdom.'_'.$cnum;
+ my ($change,$cached)=&is_cached_new('crschange',$hashid);
+ if ((defined($cached)) && ($change ne '')) {
+ return $change;
+ } else {
+ my %crshash;
+ %crshash = &get('environment',['internal.contentchange'],$cdom,$cnum);
+ if ($crshash{'internal.contentchange'} eq '') {
+ $change = $env{'course.'.$cdom.'_'.$cnum.'.internal.created'};
+ if ($change eq '') {
+ %crshash = &get('environment',['internal.created'],$cdom,$cnum);
+ $change = $crshash{'internal.created'};
+ }
+ } else {
+ $change = $crshash{'internal.contentchange'};
+ }
+ my $cachetime = 600;
+ &do_cache_new('crschange',$hashid,$change,$cachetime);
+ }
+ return $change;
+}
+
+sub devalidate_coursechange_cache {
+ my ($cnum,$cdom)=@_;
+ my $hashid=$cnum.':'.$cdom;
+ &devalidate_cache_new('crschange',$hashid);
+}
+
# ------------------------------------------------- Update symbolic store links
sub symblist {
@@ -7423,7 +11949,7 @@ sub symblist {
if (($env{'request.course.fn'}) && (%newhash)) {
if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',
&GDBM_WRCREAT(),0640)) {
- foreach my $url (keys %newhash) {
+ foreach my $url (keys(%newhash)) {
next if ($url eq 'last_known'
&& $env{'form.no_update_last_known'});
$hash{declutter($url)}=&encode_symb($mapname,
@@ -7441,7 +11967,7 @@ sub symblist {
# --------------------------------------------------------------- Verify a symb
sub symbverify {
- my ($symb,$thisurl)=@_;
+ my ($symb,$thisurl,$encstate)=@_;
my $thisfn=$thisurl;
$thisfn=&declutter($thisfn);
# direct jump to resource in page or to a sequence - will construct own symbs
@@ -7460,20 +11986,43 @@ sub symbverify {
if (tie(%bighash,'GDBM_File',$env{'request.course.fn'}.'.db',
&GDBM_READER(),0640)) {
- my $ids=$bighash{'ids_'.&clutter($thisurl)};
- unless ($ids) {
- $ids=$bighash{'ids_/'.$thisurl};
+ my $noclutter;
+ if (($thisurl =~ m{^/adm/wrapper/ext/}) || ($thisurl =~ m{^ext/})) {
+ $thisurl =~ s/\?.+$//;
+ if ($map =~ m{^uploaded/.+\.page$}) {
+ $thisurl =~ s{^(/adm/wrapper|)/ext/}{http://};
+ $thisurl =~ s{^\Qhttp://https://\E}{https://};
+ $noclutter = 1;
+ }
+ }
+ my $ids;
+ if ($noclutter) {
+ $ids=$bighash{'ids_'.$thisurl};
+ } else {
+ $ids=$bighash{'ids_'.&clutter($thisurl)};
+ }
+ unless ($ids) {
+ my $idkey = 'ids_'.($thisurl =~ m{^/}? '' : '/').$thisurl;
+ $ids=$bighash{$idkey};
}
if ($ids) {
# ------------------------------------------------------------------- Has ID(s)
+ if ($thisfn =~ m{^/adm/wrapper/ext/}) {
+ $symb =~ s/\?.+$//;
+ }
foreach my $id (split(/\,/,$ids)) {
my ($mapid,$resid)=split(/\./,$id);
if (
&symbclean(&declutter($bighash{'map_id_'.$mapid}).'___'.$resid.'___'.$thisfn)
- eq $symb) {
+ eq $symb) {
+ if (ref($encstate)) {
+ $$encstate = $bighash{'encrypted_'.$id};
+ }
if (($env{'request.role.adv'}) ||
- $bighash{'encrypted_'.$id} eq $env{'request.enc'}) {
- $okay=1;
+ ($bighash{'encrypted_'.$id} eq $env{'request.enc'}) ||
+ ($thisurl eq '/adm/navmaps')) {
+ $okay=1;
+ last;
}
}
}
@@ -7548,9 +12097,15 @@ sub deversion {
# ------------------------------------------------------ Return symb list entry
sub symbread {
- my ($thisfn,$donotrecurse)=@_;
+ my ($thisfn,$donotrecurse,$ignorecachednull,$checkforblock,$possibles)=@_;
my $cache_str='request.symbread.cached.'.$thisfn;
- if (defined($env{$cache_str})) { return $env{$cache_str}; }
+ if (defined($env{$cache_str})) {
+ if ($ignorecachednull) {
+ return $env{$cache_str} unless ($env{$cache_str} eq '');
+ } else {
+ return $env{$cache_str};
+ }
+ }
# no filename provided? try from environment
unless ($thisfn) {
if ($env{'request.symb'}) {
@@ -7612,18 +12167,46 @@ sub symbread {
my ($mapid,$resid)=split(/\./,$ids);
$syval=&encode_symb($bighash{'map_id_'.$mapid},
$resid,$thisfn);
- } elsif (!$donotrecurse) {
+ if (ref($possibles) eq 'HASH') {
+ $possibles->{$syval} = 1;
+ }
+ if ($checkforblock) {
+ my @blockers = &has_comm_blocking('bre',$syval,$bighash{'src_'.$ids});
+ if (@blockers) {
+ $syval = '';
+ return;
+ }
+ }
+ } elsif ((!$donotrecurse) || ($checkforblock) || (ref($possibles) eq 'HASH')) {
# ------------------------------------------ There is more than one possibility
my $realpossible=0;
foreach my $id (@possibilities) {
my $file=$bighash{'src_'.$id};
- if (&allowed('bre',$file)) {
- my ($mapid,$resid)=split(/\./,$id);
- if ($bighash{'map_type_'.$mapid} ne 'page') {
- $realpossible++;
- $syval=&encode_symb($bighash{'map_id_'.$mapid},
- $resid,$thisfn);
- }
+ my $canaccess;
+ if (($donotrecurse) || ($checkforblock) || (ref($possibles) eq 'HASH')) {
+ $canaccess = 1;
+ } else {
+ $canaccess = &allowed('bre',$file);
+ }
+ if ($canaccess) {
+ my ($mapid,$resid)=split(/\./,$id);
+ if ($bighash{'map_type_'.$mapid} ne 'page') {
+ my $poss_syval=&encode_symb($bighash{'map_id_'.$mapid},
+ $resid,$thisfn);
+ if (ref($possibles) eq 'HASH') {
+ $possibles->{$syval} = 1;
+ }
+ if ($checkforblock) {
+ my @blockers = &has_comm_blocking('bre',$poss_syval,$file);
+ unless (@blockers > 0) {
+ $syval = $poss_syval;
+ $realpossible++;
+ }
+ } else {
+ $syval = $poss_syval;
+ $realpossible++;
+ }
+ }
}
}
if ($realpossible!=1) { $syval=''; }
@@ -7631,7 +12214,7 @@ sub symbread {
$syval='';
}
}
- untie(%bighash)
+ untie(%bighash);
}
}
if ($syval) {
@@ -7747,19 +12330,44 @@ sub getCODE {
}
return undef;
}
-
+#
+# Determines the random seed for a specific context:
+#
+# parameters:
+# symb - in course context the symb for the seed.
+# course_id - The course id of the form domain_coursenum.
+# domain - Domain for the user.
+# course - Course for the user.
+# cenv - environment of the course.
+#
+# NOTE:
+# All parameters are picked out of the environment if missing
+# or not defined.
+# If a symb cannot be determined the current time is used instead.
+#
+# For a given well defined symb, courside, domain, username,
+# and course environment, the seed is reproducible.
+#
sub rndseed {
- my ($symb,$courseid,$domain,$username)=@_;
+ my ($symb,$courseid,$domain,$username, $cenv)=@_;
my ($wsymb,$wcourseid,$wdomain,$wusername)=&whichuser();
if (!defined($symb)) {
unless ($symb=$wsymb) { return time; }
}
- if (!$courseid) { $courseid=$wcourseid; }
- if (!$domain) { $domain=$wdomain; }
- if (!$username) { $username=$wusername }
- my $which=&get_rand_alg();
+ if (!defined $courseid) {
+ $courseid=$wcourseid;
+ }
+ if (!defined $domain) { $domain=$wdomain; }
+ if (!defined $username) { $username=$wusername }
+ my $which;
+ if (defined($cenv->{'rndseed'})) {
+ $which = $cenv->{'rndseed'};
+ } else {
+ $which =&get_rand_alg($courseid);
+ }
if (defined(&getCODE())) {
+
if ($which eq '64bit5') {
return &rndseed_CODE_64bit5($symb,$courseid,$domain,$username);
} elsif ($which eq '64bit4') {
@@ -7945,8 +12553,12 @@ sub rndseed_CODE_64bit5 {
sub setup_random_from_rndseed {
my ($rndseed)=@_;
if ($rndseed =~/([,:])/) {
- my ($num1,$num2)=split(/[,:]/,$rndseed);
- &Math::Random::random_set_seed(abs($num1),abs($num2));
+ my ($num1,$num2) = map { abs($_); } (split(/[,:]/,$rndseed));
+ if ((!$num1) || (!$num2) || ($num1 > 2147483562) || ($num2 > 2147483398)) {
+ &Math::Random::random_set_seed_from_phrase($rndseed);
+ } else {
+ &Math::Random::random_set_seed($num1,$num2);
+ }
} else {
&Math::Random::random_set_seed_from_phrase($rndseed);
}
@@ -8083,8 +12695,9 @@ sub getfile {
sub repcopy_userfile {
my ($file)=@_;
- if ($file =~ m -^/*(uploaded|editupload)/-) { $file=&filelocation("",$file); }
- if ($file =~ m|^/home/httpd/html/lonUsers/|) { return 'ok'; }
+ my $londocroot = $perlvar{'lonDocRoot'};
+ if ($file =~ m{^/*(uploaded|editupload)/}) { $file=&filelocation("",$file); }
+ if ($file =~ m{^\Q/home/httpd/lonUsers/\E}) { return 'ok'; }
my ($cdom,$cnum,$filename) =
($file=~m|^\Q$perlvar{'lonDocRoot'}\E/+userfiles/+($match_domain)/+($match_name)/+(.*)|);
my $uri="/uploaded/$cdom/$cnum/$filename";
@@ -8130,7 +12743,10 @@ sub repcopy_userfile {
if (-e $transferfile) { return 'ok'; }
my $request;
$uri=~s/^\///;
- $request=new HTTP::Request('GET','http://'.&hostname(&homeserver($cnum,$cdom)).'/raw/'.$uri);
+ my $homeserver = &homeserver($cnum,$cdom);
+ my $protocol = $protocol{$homeserver};
+ $protocol = 'http' if ($protocol ne 'https');
+ $request=new HTTP::Request('GET',$protocol.'://'.&hostname($homeserver).'/raw/'.$uri);
my $response=$ua->request($request,$transferfile);
# did it work?
if ($response->is_error()) {
@@ -8145,7 +12761,7 @@ sub repcopy_userfile {
sub tokenwrapper {
my $uri=shift;
- $uri=~s|^http\://([^/]+)||;
+ $uri=~s|^https?\://([^/]+)||;
$uri=~s|^/||;
$env{'user.environment'}=~/\/([^\/]+)\.id/;
my $token=$1;
@@ -8153,7 +12769,10 @@ sub tokenwrapper {
if ($udom && $uname && $file) {
$file=~s|(\?\.*)*$||;
&appenv({"userfile.$udom/$uname/$file" => $env{'request.course.id'}});
- return 'http://'.&hostname(&homeserver($uname,$udom)).'/'.$uri.
+ my $homeserver = &homeserver($uname,$udom);
+ my $protocol = $protocol{$homeserver};
+ $protocol = 'http' if ($protocol ne 'https');
+ return $protocol.'://'.&hostname($homeserver).'/'.$uri.
(($uri=~/\?/)?'&':'?').'token='.$token.
'&tokenissued='.$perlvar{'lonHostID'};
} else {
@@ -8168,7 +12787,10 @@ sub tokenwrapper {
sub getuploaded {
my ($reqtype,$uri,$cdom,$cnum,$info,$rtncode) = @_;
$uri=~s/^\///;
- $uri = 'http://'.&hostname(&homeserver($cnum,$cdom)).'/raw/'.$uri;
+ my $homeserver = &homeserver($cnum,$cdom);
+ my $protocol = $protocol{$homeserver};
+ $protocol = 'http' if ($protocol ne 'https');
+ $uri = $protocol.'://'.&hostname($homeserver).'/raw/'.$uri;
my $ua=new LWP::UserAgent;
my $request=new HTTP::Request($reqtype,$uri);
my $response=$ua->request($request);
@@ -8204,13 +12826,7 @@ sub filelocation {
$file=~s-^/adm/coursedocs/showdoc/-/-;
}
- if ($file=~m:^/~:) { # is a contruction space reference
- $location = $file;
- $location =~ s:/~(.*?)/(.*):/home/$1/public_html/$2:;
- } elsif ($file=~m{^/home/$match_username/public_html/}) {
- # is a correct contruction space reference
- $location = $file;
- } elsif ($file =~ m-^\Q$Apache::lonnet::perlvar{'lonTabDir'}\E/-) {
+ if ($file =~ m-^\Q$Apache::lonnet::perlvar{'lonTabDir'}\E/-) {
$location = $file;
} elsif ($file=~/^\/*(uploaded|editupload)/) { # is an uploaded file
my ($udom,$uname,$filename)=
@@ -8220,7 +12836,7 @@ sub filelocation {
my @ids=¤t_machine_ids();
foreach my $id (@ids) { if ($id eq $home) { $is_me=1; } }
if ($is_me) {
- $location=&propath($udom,$uname).'/userfiles/'.$filename;
+ $location=propath($udom,$uname).'/userfiles/'.$filename;
} else {
$location=$Apache::lonnet::perlvar{'lonDocRoot'}.'/userfiles/'.
$udom.'/'.$uname.'/'.$filename;
@@ -8229,11 +12845,12 @@ sub filelocation {
$location = $perlvar{'lonDocRoot'}.'/'.$file;
} else {
$file=~s/^\Q$perlvar{'lonDocRoot'}\E//;
- $file=~s:^/res/:/:;
+ $file=~s:^/(res|priv)/:/:;
+ my $space=$1;
if ( !( $file =~ m:^/:) ) {
$location = $dir. '/'.$file;
} else {
- $location = '/home/httpd/html/res'.$file;
+ $location = $perlvar{'lonDocRoot'}.'/'.$space.$file;
}
}
$location=~s://+:/:g; # remove duplicate /
@@ -8250,7 +12867,7 @@ sub filelocation {
sub hreflocation {
my ($dir,$file)=@_;
- unless (($file=~m-^http://-i) || ($file=~m-^/-)) {
+ unless (($file=~m-^https?\://-i) || ($file=~m-^/-)) {
$file=filelocation($dir,$file);
} elsif ($file=~m-^/adm/-) {
$file=~s-^/adm/wrapper/-/-;
@@ -8258,11 +12875,9 @@ sub hreflocation {
}
if ($file=~m-^\Q$perlvar{'lonDocRoot'}\E-) {
$file=~s-^\Q$perlvar{'lonDocRoot'}\E--;
- } elsif ($file=~m-/home/($match_username)/public_html/-) {
- $file=~s-^/home/($match_username)/public_html/-/~$1/-;
} elsif ($file=~m-^\Q$perlvar{'lonUsersDir'}\E-) {
- $file=~s-^/home/httpd/lonUsers/($match_domain)/./././($match_name)/userfiles/
- -/uploaded/$1/$2/-x;
+ $file=~s{^/home/httpd/lonUsers/($match_domain)/./././($match_name)/userfiles/}
+ {/uploaded/$1/$2/}x;
}
if ($file=~ m{^/userfiles/}) {
$file =~ s{^/userfiles/}{/uploaded/};
@@ -8270,6 +12885,10 @@ sub hreflocation {
return $file;
}
+
+
+
+
sub current_machine_domains {
return &machine_domains(&hostname($perlvar{'lonHostID'}));
}
@@ -8330,12 +12949,17 @@ sub default_login_domain {
sub declutter {
my $thisfn=shift;
if ($thisfn=~m|^/enc/|) { $thisfn=&Apache::lonenc::unencrypted($thisfn); }
- $thisfn=~s/^\Q$perlvar{'lonDocRoot'}\E//;
+ unless ($thisfn=~m{^/home/httpd/html/priv/}) {
+ $thisfn=~s{^/home/httpd/html}{};
+ }
$thisfn=~s/^\///;
$thisfn=~s|^adm/wrapper/||;
$thisfn=~s|^adm/coursedocs/showdoc/||;
$thisfn=~s/^res\///;
- $thisfn=~s/\?.+$//;
+ $thisfn=~s/^priv\///;
+ unless (($thisfn =~ /^ext/) || ($thisfn =~ /\.(page|sequence)___\d+___ext/)) {
+ $thisfn=~s/\?.+$//;
+ }
return $thisfn;
}
@@ -8347,8 +12971,8 @@ sub clutter {
|| $thisfn =~ m{^/adm/(includes|pages)} ) {
$thisfn='/res'.$thisfn;
}
- if ($thisfn !~m|/adm|) {
- if ($thisfn =~ m|/ext/|) {
+ if ($thisfn !~m|^/adm|) {
+ if ($thisfn =~ m|^/ext/|) {
$thisfn='/adm/wrapper'.$thisfn;
} else {
my ($ext) = ($thisfn =~ /\.(\w+)$/);
@@ -8370,6 +12994,8 @@ sub clutter {
# &logthis("Got a blank emb style");
}
}
+ } elsif ($thisfn =~ m{^/adm/$match_domain/$match_courseid/\d+/exttools?$}) {
+ $thisfn='/adm/wrapper'.$thisfn;
}
return $thisfn;
}
@@ -8432,12 +13058,12 @@ sub goodbye {
}
sub get_dns {
- my ($url,$func,$ignore_cache) = @_;
+ my ($url,$func,$ignore_cache,$nocache,$hashref) = @_;
if (!$ignore_cache) {
my ($content,$cached)=
&Apache::lonnet::is_cached_new('dns',$url);
if ($cached) {
- &$func($content);
+ &$func($content,$hashref);
return;
}
}
@@ -8446,18 +13072,26 @@ sub get_dns {
open(my $config,"<$perlvar{'lonTabDir'}/hosts.tab");
foreach my $dns (<$config>) {
next if ($dns !~ /^\^(\S*)/x);
- $alldns{$1} = 1;
+ my $line = $1;
+ my ($host,$protocol) = split(/:/,$line);
+ if ($protocol ne 'https') {
+ $protocol = 'http';
+ }
+ $alldns{$host} = $protocol;
}
while (%alldns) {
- my ($dns) = keys(%alldns);
- delete($alldns{$dns});
+ my ($dns) = sort { $b cmp $a } keys(%alldns);
my $ua=new LWP::UserAgent;
- my $request=new HTTP::Request('GET',"http://$dns$url");
+ $ua->timeout(30);
+ my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url");
my $response=$ua->request($request);
+ delete($alldns{$dns});
next if ($response->is_error());
my @content = split("\n",$response->content);
- &Apache::lonnet::do_cache_new('dns',$url,\@content,30*24*60*60);
- &$func(\@content);
+ unless ($nocache) {
+ &do_cache_new('dns',$url,\@content,30*24*60*60);
+ }
+ &$func(\@content,$hashref);
return;
}
close($config);
@@ -8465,9 +13099,66 @@ sub get_dns {
&logthis("unable to contact DNS defaulting to on disk file dns_$which.tab\n");
open($config,"<$perlvar{'lonTabDir'}/dns_$which.tab");
my @content = <$config>;
- &$func(\@content);
+ &$func(\@content,$hashref);
return;
}
+
+# ------------------------------------------------------Get DNS checksums file
+sub parse_dns_checksums_tab {
+ my ($lines,$hashref) = @_;
+ my $lonhost = $perlvar{'lonHostID'};
+ my $machine_dom = &Apache::lonnet::host_domain($lonhost);
+ my $loncaparev = &get_server_loncaparev($machine_dom);
+ my $distro = (split(/\:/,&get_server_distarch($lonhost)))[0];
+ my $webconfdir = '/etc/httpd/conf';
+ if ($distro =~ /^(ubuntu|debian)(\d+)$/) {
+ $webconfdir = '/etc/apache2';
+ } elsif ($distro =~ /^sles(\d+)$/) {
+ if ($1 >= 10) {
+ $webconfdir = '/etc/apache2';
+ }
+ } elsif ($distro =~ /^suse(\d+\.\d+)$/) {
+ if ($1 >= 10.0) {
+ $webconfdir = '/etc/apache2';
+ }
+ }
+ my ($release,$timestamp) = split(/\-/,$loncaparev);
+ my (%chksum,%revnum);
+ if (ref($lines) eq 'ARRAY') {
+ chomp(@{$lines});
+ my $version = shift(@{$lines});
+ if ($version eq $release) {
+ foreach my $line (@{$lines}) {
+ my ($file,$version,$shasum) = split(/,/,$line);
+ if ($file =~ m{^/etc/httpd/conf}) {
+ if ($webconfdir eq '/etc/apache2') {
+ $file =~ s{^\Q/etc/httpd/conf/\E}{$webconfdir/};
+ }
+ }
+ $chksum{$file} = $shasum;
+ $revnum{$file} = $version;
+ }
+ if (ref($hashref) eq 'HASH') {
+ %{$hashref} = (
+ sums => \%chksum,
+ versions => \%revnum,
+ );
+ }
+ }
+ }
+ return;
+}
+
+sub fetch_dns_checksums {
+ my %checksums;
+ my $machine_dom = &Apache::lonnet::host_domain($perlvar{'lonHostID'});
+ my $loncaparev = &get_server_loncaparev($machine_dom,$perlvar{'lonHostID'});
+ my ($release,$timestamp) = split(/\-/,$loncaparev);
+ &get_dns("/adm/dns/checksums/$release",\&parse_dns_checksums_tab,1,1,
+ \%checksums);
+ return \%checksums;
+}
+
# ------------------------------------------------------------ Read domain file
{
my $loaded;
@@ -8496,8 +13187,8 @@ sub get_dns {
}
sub load_domain_tab {
- my ($ignore_cache) = @_;
- &get_dns('/adm/dns/domain',\&parse_domain_tab,$ignore_cache);
+ my ($ignore_cache,$nocache) = @_;
+ &get_dns('/adm/dns/domain',\&parse_domain_tab,$ignore_cache,$nocache);
my $fh;
if (open($fh,"<".$perlvar{'lonTabDir'}.'/domain.tab')) {
my @lines = <$fh>;
@@ -8518,6 +13209,12 @@ sub get_dns {
}
return $domain{$name}{$what};
}
+
+ sub domain_info {
+ &load_domain_tab() if (!$loaded);
+ return %domain;
+ }
+
}
@@ -8528,20 +13225,39 @@ sub get_dns {
my %libserv;
my $loaded;
my %name_to_host;
+ my %internetdom;
+ my %LC_dns_serv;
sub parse_hosts_tab {
my ($file) = @_;
foreach my $configline (@$file) {
next if ($configline =~ /^(\#|\s*$ )/x);
- next if ($configline =~ /^\^/);
- chomp($configline);
- my ($id,$domain,$role,$name)=split(/:/,$configline);
+ chomp($configline);
+ if ($configline =~ /^\^/) {
+ if ($configline =~ /^\^([\w.\-]+)/) {
+ $LC_dns_serv{$1} = 1;
+ }
+ next;
+ }
+ my ($id,$domain,$role,$name,$protocol,$intdom)=split(/:/,$configline);
$name=~s/\s//g;
if ($id && $domain && $role && $name) {
$hostname{$id}=$name;
push(@{$name_to_host{$name}}, $id);
$hostdom{$id}=$domain;
if ($role eq 'library') { $libserv{$id}=$name; }
+ if (defined($protocol)) {
+ if ($protocol eq 'https') {
+ $protocol{$id} = $protocol;
+ } else {
+ $protocol{$id} = 'http';
+ }
+ } else {
+ $protocol{$id} = 'http';
+ }
+ if (defined($intdom)) {
+ $internetdom{$id} = $intdom;
+ }
}
}
}
@@ -8550,6 +13266,7 @@ sub get_dns {
&purge_remembered();
&reset_domain_info();
&reset_hosts_ip_info();
+ undef(%internetdom);
undef(%name_to_host);
undef(%hostname);
undef(%hostdom);
@@ -8558,8 +13275,8 @@ sub get_dns {
}
sub load_hosts_tab {
- my ($ignore_cache) = @_;
- &get_dns('/adm/dns/hosts',\&parse_hosts_tab,$ignore_cache);
+ my ($ignore_cache,$nocache) = @_;
+ &get_dns('/adm/dns/hosts',\&parse_hosts_tab,$ignore_cache,$nocache);
open(my $config,"<$perlvar{'lonTabDir'}/hosts.tab");
my @config = <$config>;
&parse_hosts_tab(\@config);
@@ -8581,11 +13298,22 @@ sub get_dns {
}
sub all_names {
- &load_hosts_tab() if (!$loaded);
+ my ($ignore_cache,$nocache) = @_;
+ &load_hosts_tab($ignore_cache,$nocache) if (!$loaded);
return %name_to_host;
}
+ sub all_host_domain {
+ &load_hosts_tab() if (!$loaded);
+ return %hostdom;
+ }
+
+ sub all_host_intdom {
+ &load_hosts_tab() if (!$loaded);
+ return %internetdom;
+ }
+
sub is_library {
&load_hosts_tab() if (!$loaded);
@@ -8598,6 +13326,12 @@ sub get_dns {
return %libserv;
}
+ sub unique_library {
+ #2x reverse removes all hostnames that appear more than once
+ my %unique = reverse &all_library();
+ return reverse %unique;
+ }
+
sub get_servers {
&load_hosts_tab() if (!$loaded);
@@ -8621,6 +13355,11 @@ sub get_dns {
return %result;
}
+ sub get_unique_servers {
+ my %unique = reverse &get_servers(@_);
+ return reverse %unique;
+ }
+
sub host_domain {
&load_hosts_tab() if (!$loaded);
@@ -8635,6 +13374,21 @@ sub get_dns {
my @uniq = grep(!$seen{$_}++, values(%hostdom));
return @uniq;
}
+
+ sub internet_dom {
+ &load_hosts_tab() if (!$loaded);
+
+ my ($lonid) = @_;
+ return $internetdom{$lonid};
+ }
+
+ sub is_LC_dns {
+ &load_hosts_tab() if (!$loaded);
+
+ my ($hostname) = @_;
+ return exists($LC_dns_serv{$hostname});
+ }
+
}
{
@@ -8672,7 +13426,7 @@ sub get_dns {
}
sub get_iphost {
- my ($ignore_cache) = @_;
+ my ($ignore_cache,$nocache) = @_;
if (!$ignore_cache) {
if (%iphost) {
@@ -8696,7 +13450,7 @@ sub get_dns {
%old_name_to_ip = %{$ip_info->[1]};
}
- my %name_to_host = &all_names();
+ my %name_to_host = &all_names($ignore_cache,$nocache);
foreach my $name (keys(%name_to_host)) {
my $ip;
if (!exists($name_to_ip{$name})) {
@@ -8721,14 +13475,108 @@ sub get_dns {
}
push(@{$iphost{$ip}},@{$name_to_host{$name}});
}
- &Apache::lonnet::do_cache_new('iphost','iphost',
- [\%iphost,\%name_to_ip,\%lonid_to_ip],
- 48*60*60);
+ unless ($nocache) {
+ &do_cache_new('iphost','iphost',
+ [\%iphost,\%name_to_ip,\%lonid_to_ip],
+ 48*60*60);
+ }
return %iphost;
}
+
+ #
+ # Given a DNS returns the loncapa host name for that DNS
+ #
+ sub host_from_dns {
+ my ($dns) = @_;
+ my @hosts;
+ my $ip;
+
+ if (exists($name_to_ip{$dns})) {
+ $ip = $name_to_ip{$dns};
+ }
+ if (!$ip) {
+ $ip = gethostbyname($dns); # Initial translation to IP is in net order.
+ if (length($ip) == 4) {
+ $ip = &IO::Socket::inet_ntoa($ip);
+ }
+ }
+ if ($ip) {
+ @hosts = get_hosts_from_ip($ip);
+ return $hosts[0];
+ }
+ return undef;
+ }
+
+ sub get_internet_names {
+ my ($lonid) = @_;
+ return if ($lonid eq '');
+ my ($idnref,$cached)=
+ &Apache::lonnet::is_cached_new('internetnames',$lonid);
+ if ($cached) {
+ return $idnref;
+ }
+ my $ip = &get_host_ip($lonid);
+ my @hosts = &get_hosts_from_ip($ip);
+ my %iphost = &get_iphost();
+ my (@idns,%seen);
+ foreach my $id (@hosts) {
+ my $dom = &host_domain($id);
+ my $prim_id = &domain($dom,'primary');
+ my $prim_ip = &get_host_ip($prim_id);
+ next if ($seen{$prim_ip});
+ if (ref($iphost{$prim_ip}) eq 'ARRAY') {
+ foreach my $id (@{$iphost{$prim_ip}}) {
+ my $intdom = &internet_dom($id);
+ unless (grep(/^\Q$intdom\E$/,@idns)) {
+ push(@idns,$intdom);
+ }
+ }
+ }
+ $seen{$prim_ip} = 1;
+ }
+ return &do_cache_new('internetnames',$lonid,\@idns,12*60*60);
+ }
+
+}
+
+sub all_loncaparevs {
+ return qw(1.1 1.2 1.3 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11);
+}
+
+# ---------------------------------------------------------- Read loncaparev table
+{
+ sub load_loncaparevs {
+ if (-e "$perlvar{'lonTabDir'}/loncaparevs.tab") {
+ if (open(my $config,"<$perlvar{'lonTabDir'}/loncaparevs.tab")) {
+ while (my $configline=<$config>) {
+ chomp($configline);
+ my ($hostid,$loncaparev)=split(/:/,$configline);
+ $loncaparevs{$hostid}=$loncaparev;
+ }
+ close($config);
+ }
+ }
+ }
}
+# ---------------------------------------------------------- Read serverhostID table
+{
+ sub load_serverhomeIDs {
+ if (-e "$perlvar{'lonTabDir'}/serverhomeIDs.tab") {
+ if (open(my $config,"<$perlvar{'lonTabDir'}/serverhomeIDs.tab")) {
+ while (my $configline=<$config>) {
+ chomp($configline);
+ my ($name,$id)=split(/:/,$configline);
+ $serverhomeIDs{$name}=$id;
+ }
+ close($config);
+ }
+ }
+ }
+}
+
+
BEGIN {
# ----------------------------------- Read loncapa.conf and loncapa_apache.conf
@@ -8804,9 +13652,61 @@ BEGIN {
close($config);
}
+# ---------------------------------------------------------- Read loncaparev table
+
+&load_loncaparevs();
+
+# ---------------------------------------------------------- Read serverhostID table
+
+&load_serverhomeIDs();
+
+# ---------------------------------------------------------- Read releaseslist XML
+{
+ my $file = $Apache::lonnet::perlvar{'lonTabDir'}.'/releaseslist.xml';
+ if (-e $file) {
+ my $parser = HTML::LCParser->new($file);
+ while (my $token = $parser->get_token()) {
+ if ($token->[0] eq 'S') {
+ my $item = $token->[1];
+ my $name = $token->[2]{'name'};
+ my $value = $token->[2]{'value'};
+ my $valuematch = $token->[2]{'valuematch'};
+ my $namematch = $token->[2]{'namematch'};
+ if ($item eq 'parameter') {
+ if (($namematch ne '') || (($name ne '') && ($value ne '' || $valuematch ne ''))) {
+ my $release = $parser->get_text();
+ $release =~ s/(^\s*|\s*$ )//gx;
+ $needsrelease{$item.':'.$name.':'.$value.':'.$valuematch.':'.$namematch} = $release;
+ }
+ } elsif ($item ne '' && $name ne '') {
+ my $release = $parser->get_text();
+ $release =~ s/(^\s*|\s*$ )//gx;
+ $needsrelease{$item.':'.$name.':'.$value} = $release;
+ }
+ }
+ }
+ }
+}
+
+# ---------------------------------------------------------- Read managers table
+{
+ if (-e "$perlvar{'lonTabDir'}/managers.tab") {
+ if (open(my $config,"<$perlvar{'lonTabDir'}/managers.tab")) {
+ while (my $configline=<$config>) {
+ chomp($configline);
+ next if ($configline =~ /^\#/);
+ if (($configline =~ /^[\w\-]+$/) || ($configline =~ /^[\w\-]+\:[\w\-]+$/)) {
+ $managerstab{$configline} = 1;
+ }
+ }
+ close($config);
+ }
+ }
+}
+
# ------------- set up temporary directory
{
- $tmpdir = $perlvar{'lonDaemons'}.'/tmp/';
+ $tmpdir = LONCAPA::tempdir();
}
@@ -8967,8 +13867,8 @@ were new keys. I.E. 1:foo will become 1:
Calling convention:
- my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$uname,$home);
- &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$uname,$home);
+ my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$uname);
+ &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$uname,$laststore);
For more detailed information, see lonnet specific documentation.
@@ -8984,7 +13884,7 @@ when the connection is brought back up
=item * B<con_failed>: unable to contact remote host and unable to save message
for later delivery
-=item * B<error:>: an error a occured, a description of the error follows the :
+=item * B<error:>: an error a occurred, a description of the error follows the :
=item * B<no_such_host>: unable to fund a host associated with the user/domain
that was requested
@@ -9008,9 +13908,11 @@ in the user's environment.db and in %env
=item *
X<delenv()>
-B<delenv($regexp)>: removes all items from the session
-environment file that matches the regular expression in $regexp. The
-values are also delted from the current processes %env.
+B<delenv($delthis,$regexp)>: removes all items from the session
+environment file that begin with $delthis. If the
+optional second arg - $regexp - is true, $delthis is treated as a
+regular expression, otherwise \Q$delthis\E is used.
+The values are also deleted from the current processes %env.
=item * get_env_multiple($name)
@@ -9032,9 +13934,14 @@ authentication scheme
=item *
X<authenticate()>
-B<authenticate($uname,$upass,$udom)>: try to
+B<authenticate($uname,$upass,$udom,$checkdefauth,$clientcancheckhost)>: try to
authenticate user from domain's lib servers (first use the current
one). C<$upass> should be the users password.
+$checkdefauth is optional (value is 1 if a check should be made to
+ authenticate user using default authentication method, and allow
+ account creation if username does not have account in the domain).
+$clientcancheckhost is optional (value is 1 if checking whether the
+ server can host will occur on the client side in lonauth.pm).
=item *
X<homeserver()>
@@ -9044,10 +13951,12 @@ the answer, and also caches if there is
=item *
X<idget()>
-B<idget($udom,@ids)>: find the usernames behind a list of IDs
-(IDs are a unique resource in a domain, there must be only 1 ID per
-username, and only 1 username per ID in a specific domain) (returns
-hash: id=>name,id=>name)
+B<idget($udom,$idsref,$namespace)>: find the usernames behind either
+a list of student/employee IDs or clicker IDs
+(student/employee IDs are a unique resource in a domain, there must be
+only 1 ID per username, and only 1 username per ID in a specific domain).
+clickerIDs are not necessarily unique, as students might share clickers.
+(returns hash: id=>name,id=>name)
=item *
X<idrget()>
@@ -9056,11 +13965,37 @@ usernames (returns hash: name=>id,name=>
=item *
X<idput()>
-B<idput($udom,%ids)>: store away a list of names and associated IDs
+B<idput($udom,$idsref,$uhome,$namespace)>: store away a list of
+names and associated student/employee IDs or clicker IDs.
+
+=item *
+X<iddel()>
+B<iddel($udom,$idshashref,$uhome,$namespace)>: delete unwanted
+student/employee ID or clicker ID username look-ups from domain.
+The homeserver ($uhome) and namespace ($namespace) are optional.
+If no $uhome is provided, it will be determined usig &homeserver()
+for each user. If no $namespace is provided, the default is ids.
+
+=item *
+X<updateclickers()>
+B<updateclickers($udom,$action,$idshashref,$uhome,$critical)>: update
+clicker ID-to-username look-ups in clickers.db on library server.
+Permitted actions are add or del (i.e., add or delete). The
+clickers.db contains clickerID as keys (escaped), and each corresponding
+value is an escaped comma-separated list of usernames (for whom the
+library server is the homeserver), who registered that particular ID.
+If $critical is true, the update will be sent via &critical, otherwise
+&reply() will be used.
=item *
X<rolesinit()>
-B<rolesinit($udom,$username,$authhost)>: get user privileges
+B<rolesinit($udom,$username)>: get user privileges.
+returns user role, first access and timer interval hashes
+
+=item *
+X<privileged()>
+B<privileged($username,$domain)>: returns a true if user has a
+privileged and active role (i.e. su or dc), false otherwise.
=item *
X<getsection()>
@@ -9091,28 +14026,65 @@ escaped strings of the action recorded i
=item *
-allowed($priv,$uri,$symb,$role) : check for a user privilege; returns codes for allowed actions
+allowed($priv,$uri,$symb,$role,$clientip,$noblockcheck) : check for a user privilege;
+returns codes for allowed actions.
+
+The first argument is required, all others are optional.
+
+$priv is the privilege being checked.
+$uri contains additional information about what is being checked for access (e.g.,
+URL, course ID etc.).
+$symb is the unique resource instance identifier in a course; if needed,
+but not provided, it will be retrieved via a call to &symbread().
+$role is the role for which a priv is being checked (only used if priv is evb).
+$clientip is the user's IP address (only used when checking for access to portfolio
+files).
+$noblockcheck, if true, skips calls to &has_comm_blocking() for the bre priv. This
+prevents recursive calls to &allowed.
+
F: full access
U,I,K: authentication modes (cxx only)
'': forbidden
1: user needs to choose course
2: browse allowed
A: passphrase authentication needed
+ B: access temporarily blocked because of a blocking event in a course.
=item *
-definerole($rolename,$sysrole,$domrole,$courole) : define role; define a custom
-role rolename set privileges in format of lonTabs/roles.tab for system, domain,
-and course level
+constructaccess($url,$setpriv) : check for access to construction space URL
+
+See if the owner domain and name in the URL match those in the
+expected environment. If so, return three element list
+($ownername,$ownerdomain,$ownerhome).
+
+Otherwise return the null string.
+
+If second argument 'setpriv' is true, it assigns the privileges,
+and returns the same three element list, unless the owner has
+blocked "ad hoc" Domain Coordinator access to the Author Space,
+in which case the null string is returned.
=item *
-plaintext($short) : return value in %prp hash (rolesplain.tab); plain text
-explanation of a user role term
+definerole($rolename,$sysrole,$domrole,$courole,$uname,$udom) : define role;
+define a custom role rolename set privileges in format of lonTabs/roles.tab
+for system, domain, and course level. $uname and $udom are optional (current
+user's username and domain will be used when either of $uname or $udom are absent.
+
+=item *
+plaintext($short,$type,$cid,$forcedefault) : return value in %prp hash
+(rolesplain.tab); plain text explanation of a user role term.
+$type is Course (default) or Community.
+If $forcedefault evaluates to true, text returned will be default
+text for $type. Otherwise, if this is a course, the text returned
+will be a custom name for the role (if defined in the course's
+environment). If no custom name is defined the default is returned.
+
=item *
-get_my_roles($uname,$udom,$context,$types,$roles,$roledoms,$withsec) :
+get_my_roles($uname,$udom,$context,$types,$roles,$roledoms,$withsec,$hidepriv) :
All arguments are optional. Returns a hash of a roles, either for
co-author/assistant author roles for a user's Construction Space
(default), or if $context is 'userroles', roles for the user himself,
@@ -9126,6 +14098,41 @@ of role statuses (active, future or prev
to restrict the list of roles reported. If no array ref is
provided for types, will default to return only active roles.
+=item *
+
+in_course($udom,$uname,$cdom,$cnum,$type,$hideprivileged) : determine if
+user: $uname:$udom has a role in the course: $cdom_$cnum.
+
+Additional optional arguments are: $type (if role checking is to be restricted
+to certain user status types -- previous (expired roles), active (currently
+available roles) or future (roles available in the future), and
+$hideprivileged -- if true will not report course roles for users who
+have active Domain Coordinator role in course's domain or in additional
+domains (specified in 'Domains to check for privileged users' in course
+environment -- set via: Course Settings -> Classlists and staff listing).
+
+=item *
+
+privileged($username,$domain,$possdomains,$possroles) : returns 1 if user
+$username:$domain is a privileged user (e.g., Domain Coordinator or Super User)
+$possdomains and $possroles are optional array refs -- to domains to check and
+roles to check. If $possdomains is not specified, a dump will be done of the
+users' roles.db to check for a dc or su role in any domain. This can be
+time consuming if &privileged is called repeatedly (e.g., when displaying a
+classlist), so in such cases, supplying a $possdomains array is preferred, as
+this then allows &privileged_by_domain() to be used, which caches the identity
+of privileged users, eliminating the need for repeated calls to &dump().
+
+=item *
+
+privileged_by_domain($possdomains,$roles) : returns a hash of a hash of a hash,
+where the outer hash keys are domains specified in the $possdomains array ref,
+next inner hash keys are privileged roles specified in the $roles array ref,
+and the innermost hash contains key = value pairs for username:domain = end:start
+for active or future "privileged" users with that role in that domain. To avoid
+repeated dumps of domain roles -- via &get_domain_roles() -- contents of the
+innerhash are cached using priv_$role and $dom as the identifiers.
+
=back
=head2 User Modification
@@ -9151,17 +14158,24 @@ modifyuserauth($udom,$uname,$umode,$upas
=item *
-modifyuser($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,
- $forceid,$desiredhome,$email,$inststatus) :
-modify user
+modifyuser($udom,$uname,$uid,$umode,$upass,$first,$middle,$last, $gene,
+ $forceid,$desiredhome,$email,$inststatus,$candelete) :
+
+will update user information (firstname,middlename,lastname,generation,
+permanentemail), and if forceid is true, student/employee ID also.
+A user's institutional affiliation(s) can also be updated.
+User information fields will not be overwritten with empty entries
+unless the field is included in the $candelete array reference.
+This array is included when a single user is modified via "Manage Users",
+or when Autoupdate.pl is run by cron in a domain.
=item *
modifystudent
modify a student's enrollment and identification information.
-The course id is resolved based on the current users environment.
-This means the envoking user must be a course coordinator or otherwise
+The course id is resolved based on the current user's environment.
+This means the invoking user must be a course coordinator or otherwise
associated with a course.
This call is essentially a wrapper for lonnet::modifyuser and
@@ -9211,7 +14225,9 @@ Inputs:
=item B<$context> role change context (shown in User Management Logs display in a course)
-=item B<$inststatus> institutional status of user - : separated string of escaped status types
+=item B<$inststatus> institutional status of user - : separated string of escaped status types
+
+=item B<$credits> Number of credits student will earn from this class - only needs to be supplied if value needs to be different from default credits for class.
=back
@@ -9219,20 +14235,20 @@ Inputs:
modify_student_enrollment
-Change a students enrollment status in a class. The environment variable
+Change a student's enrollment status in a class. The environment variable
'role.request.course' must be defined for this function to proceed.
Inputs:
=over 4
-=item $udom, students domain
+=item $udom, student's domain
-=item $uname, students name
+=item $uname, student's name
-=item $uid, students user id
+=item $uid, student's user id
-=item $first, students first name
+=item $first, student's first name
=item $middle
@@ -9256,6 +14272,10 @@ Inputs:
=item $context
+=item $credits, number of credits student will earn from this class
+
+=item $instsec, institutional course section code for student
+
=back
@@ -9281,17 +14301,38 @@ revokecustomrole($udom,$uname,$url,$role
=item *
-coursedescription($courseid) : returns a hash of information about the
+coursedescription($courseid,$options) : returns a hash of information about the
specified course id, including all environment settings for the
course, the description of the course will be in the hash under the
key 'description'
+$options is an optional parameter that if supplied is a hash reference that controls
+what how this function works. It has the following key/values:
+
+=over 4
+
+=item freshen_cache
+
+If defined, and the environment cache for the course is valid, it is
+returned in the returned hash.
+
+=item one_time
+
+If defined, the last cache time is set to _now_
+
+=item user
+
+If defined, the supplied username is used instead of the current user.
+
+
+=back
+
=item *
resdata($name,$domain,$type,@which) : request for current parameter
setting for a specific $type, where $type is either 'course' or 'user',
@what should be a list of parameters to ask about. This routine caches
-answers for 5 minutes.
+answers for 10 minutes.
=item *
@@ -9300,6 +14341,9 @@ data base, returning a hash that is keye
values that are the resource value. I believe that the timestamps and
versions are also returned.
+get_numsuppfiles($cnum,$cdom) : retrieve number of files in a course's
+supplemental content area. This routine caches the number of files for
+10 minutes.
=back
@@ -9314,7 +14358,24 @@ database) for a course
=item *
-createcourse($udom,$description,$url) : make/modify course
+createcourse($udom,$description,$url,$course_server,$nonstandard,$inst_code,$course_owner,$crstype,$cnum) : make course
+
+=item *
+
+generate_coursenum($udom,$crstype) : get a unique (unused) course number in domain $udom for course type $crstype (Course or Community).
+
+=item *
+
+is_course($courseid), is_course($cdom, $cnum)
+
+Accepts either a combined $courseid (in the form of domain_courseid) or the
+two component version $cdom, $cnum. It checks if the specified course exists.
+
+Returns:
+ undef if the course doesn't exist, otherwise
+ in scalar context the combined courseid.
+ in list context the two components of the course identifier, domain and
+ courseid.
=back
@@ -9343,10 +14404,15 @@ resource. Expects the local filesystem p
=item *
-EXT($varname,$symb,$udom,$uname) : evaluates and returns the value of
-a vairety of different possible values, $varname should be a request
-string, and the other parameters can be used to specify who and what
-one is asking about.
+EXT($varname,$symb,$udom,$uname,$usection,$recurse,$cid) : evaluates
+and returns the value of a variety of different possible values,
+$varname should be a request string, and the other parameters can be
+used to specify who and what one is asking about. Ordinarily, $cid
+does not need to be specified, as it is retrived from
+$env{'request.course.id'}, but &Apache::lonnet::EXT() is called
+within lonuserstate::loadmap() when initializing a course, before
+$env{'request.course.id'} has been set, so it needs to be provided
+in that one case.
Possible values for $varname are environment.lastname (or other item
from the envirnment hash), user.name (or someother aspect about the
@@ -9379,17 +14445,32 @@ will be stored for query
=item *
-symbread($filename) : return symbolic list entry (filename argument optional);
+symbread($filename,$donotrecurse,$ignorecachednull,$checkforblock,$possibles) :
+return symbolic list entry (all arguments optional).
+
+Args: filename is the filename (including path) for the file for which a symb
+is required; donotrecurse, if true will prevent calls to allowed() being made
+to check access status if more than one resource was found in the bighash
+(see rev. 1.249) to avoid an infinite loop if an ambiguous resource is part of
+a randompick); ignorecachednull, if true will prevent a symb of '' being
+returned if $env{$cache_str} is defined as ''; checkforblock if true will
+cause possible symbs to be checked to determine if they are subject to content
+blocking, if so they will not be included as possible symbs; possibles is a
+ref to a hash, which, as a side effect, will be populated with all possible
+symbs (content blocking not tested).
+
returns the data handle
=item *
-symbverify($symb,$thisfn) : verifies that $symb actually exists and is
-a possible symb for the URL in $thisfn, and if is an encryypted
+symbverify($symb,$thisfn,$encstate) : verifies that $symb actually exists
+and is a possible symb for the URL in $thisfn, and if is an encrypted
resource that the user accessed using /enc/ returns a 1 on success, 0
-on failure, user must be in a course, as it assumes the existance of
-the course initial hash, and uses $env('request.course.id'}
-
+on failure, user must be in a course, as it assumes the existence of
+the course initial hash, and uses $env('request.course.id'}. The third
+arg is an optional reference to a scalar. If this arg is passed in the
+call to symbverify, it will be set to 1 if the symb has been set to be
+encrypted; otherwise it will be null.
=item *
@@ -9442,6 +14523,34 @@ expirespread($uname,$udom,$stype,$usymb)
devalidate($symb) : devalidate temporary spreadsheet calculations,
forcing spreadsheet to reevaluate the resource scores next time.
+=item *
+
+can_edit_resource($file,$cnum,$cdom,$resurl,$symb,$group) : determine if current user can edit a particular resource,
+when viewing in course context.
+
+ input: six args -- filename (decluttered), course number, course domain,
+ url, symb (if registered) and group (if this is a
+ group item -- e.g., bulletin board, group page etc.).
+
+ output: array of five scalars --
+ $cfile -- url for file editing if editable on current server
+ $home -- homeserver of resource (i.e., for author if published,
+ or course if uploaded.).
+ $switchserver -- 1 if server switch will be needed.
+ $forceedit -- 1 if icon/link should be to go to edit mode
+ $forceview -- 1 if icon/link should be to go to view mode
+
+=item *
+
+is_course_upload($file,$cnum,$cdom)
+
+Used in course context to determine if current file was uploaded to
+the course (i.e., would be found in /userfiles/docs on the course's
+homeserver.
+
+ input: 3 args -- filename (decluttered), course number and course domain.
+ output: boolean -- 1 if file was uploaded.
+
=back
=head2 Storing/Retreiving Data
@@ -9450,15 +14559,21 @@ forcing spreadsheet to reevaluate the re
=item *
-store($storehash,$symb,$namespace,$udom,$uname) : stores hash permanently
-for this url; hashref needs to be given and should be a \%hashname; the
-remaining args aren't required and if they aren't passed or are '' they will
-be derived from the env
+store($storehash,$symb,$namespace,$udom,$uname,$laststore) : stores hash
+permanently for this url; hashref needs to be given and should be a \%hashname;
+the remaining args aren't required and if they aren't passed or are '' they will
+be derived from the env (with the exception of $laststore, which is an
+optional arg used when a user's submission is stored in grading).
+$laststore is $version=$timestamp, where $version is the most recent version
+number retrieved for the corresponding $symb in the $namespace db file, and
+$timestamp is the timestamp for that transaction (UNIX time).
+$laststore is currently only passed when cstore() is called by
+structuretags::finalize_storage().
=item *
-cstore($storehash,$symb,$namespace,$udom,$uname) : same as store but
-uses critical subroutine
+cstore($storehash,$symb,$namespace,$udom,$uname,$laststore) : same as store
+but uses critical subroutine
=item *
@@ -9481,10 +14596,11 @@ $range should be either an integer '100'
=item *
-putstore($namespace,$symb,$version,$storehash,$udomain,$uname) :
+putstore($namespace,$symb,$version,$storehash,$udomain,$uname,$tolog) :
replaces a &store() version of data with a replacement set of data
for a particular resource in a namespace passed in the $storehash hash
-reference
+reference. If $tolog is true, the transaction is logged in the courselog
+with an action=PUTSTORE.
=item *
@@ -9564,7 +14680,7 @@ Returns:
'key_exists: <key>' -> failed to anything out of $storehash, as at
least <key> already existed in the db (other
requested keys may also already exist)
- 'error: <msg>' -> unable to tie the DB or other erorr occured
+ 'error: <msg>' -> unable to tie the DB or other error occurred
'con_lost' -> unable to contact request server
'refused' -> action was not allowed by remote machine
@@ -9594,15 +14710,91 @@ server ($udom and $uhome are optional)
=item *
-get_domain_defaults($target_domain) : returns hash with defaults for
-authentication and language in the domain. Keys are: auth_def, auth_arg_def,
-lang_def; corresponsing values are authentication type (internal, krb4, krb5,
-or localauth), initial password or a kerberos realm, language (e.g., en-us).
-Values are retrieved from cache (if current), or from domain's configuration.db
-(if available), or lastly from values in lonTabs/dns_domain,tab,
-or lonTabs/domain.tab.
+get_domain_defaults($target_domain,$ignore_cache) : returns hash with defaults
+for: authentication, language, quotas, timezone, date locale, and portal URL in
+the target domain.
+
+May also include additional key => value pairs for the following groups:
+
+=over
+
+=item
+disk quotas (MB allocated by default to portfolios and authoring spaces).
+
+=over
+
+=item defaultquota, authorquota
+
+=back
+
+=item
+tools (availability of aboutme page, blog, webDAV access for authoring spaces,
+portfolio for users).
+
+=over
+
+=item
+aboutme, blog, webdav, portfolio
+
+=back
+
+=item
+requestcourses: ability to request courses, and how requests are processed.
+
+=over
+
+=item
+official, unofficial, community, textbook, placement
+
+=back
+
+=item
+inststatus: types of institutional affiliation, and order in which they are displayed.
+
+=over
+
+=item
+inststatustypes, inststatusorder, inststatusguest
+
+=back
+
+=item
+coursedefaults: can PDF forms can be created, default credits for courses, default quotas (MB)
+for course's uploaded content.
+
+=over
+
+=item
+canuse_pdfforms, officialcredits, unofficialcredits, textbookcredits, officialquota, unofficialquota,
+communityquota, textbookquota, placementquota
+
+=back
+
+=item
+usersessions: set options for hosting of your users in other domains, and hosting of users from other domains
+on your servers.
-%domdefaults = &get_auth_defaults($target_domain);
+=over
+
+=item
+remotesessions, hostedsessions
+
+=back
+
+=back
+
+In cases where a domain coordinator has never used the "Set Domain Configuration"
+utility to create a configuration.db file on a domain's primary library server
+only the following domain defaults: auth_def, auth_arg_def, lang_def
+-- corresponding values are authentication type (internal, krb4, krb5,
+or localauth), initial password or a kerberos realm, language (e.g., en-us) --
+will be available. Values are retrieved from cache (if current), unless the
+optional $ignore_cache arg is true, or from domain's configuration.db (if available),
+or lastly from values in lonTabs/dns_domain,tab, or lonTabs/domain.tab.
+
+Typical usage:
+
+%domdefaults = &get_domain_defaults($target_domain);
=back
@@ -9612,14 +14804,96 @@ or lonTabs/domain.tab.
=item *
-dirlist($uri) : return directory list based on URI
+dirlist() : return directory list based on URI (first arg).
+
+Inputs: 1 required, 5 optional.
+
+=over
+
+=item
+$uri - path to file in filesystem (starts: /res or /userfiles/). Required.
+
+=item
+$userdomain - domain of user/course to be listed. Extracted from $uri if absent.
+
+=item
+$username - username of user/course to be listed. Extracted from $uri if absent.
+
+=item
+$getpropath - boolean: 1 if prepend path using &propath().
+
+=item
+$getuserdir - boolean: 1 if prepend path for "userfiles".
+
+=item
+$alternateRoot - path to prepend in place of path from $uri.
+
+=back
+
+Returns: Array of up to two items.
+
+=over
+
+a reference to an array of files/subdirectories
+
+=over
+
+Each element in the array of files/subdirectories is a & separated list of
+item name and the result of running stat on the item. If dirlist was requested
+for a file instead of a directory, the item name will be ''. For a directory
+listing, if the item is a metadata file, the element will end &N&M
+(where N amd M are either 0 or 1, corresponding to obsolete set (1), or
+default copyright set (1).
+
+=back
+
+a scalar containing error condition (if encountered).
+
+=over
+
+=item
+no_host (no homeserver identified for $username:$domain).
+
+=item
+no_such_host (server contacted for listing not identified as valid host).
+
+=item
+con_lost (connection to remote server failed).
+
+=item
+refused (invalid $username:$domain received on lond side).
+
+=item
+no_such_dir (directory at specified path on lond side does not exist).
+
+=item
+empty (directory at specified path on lond side is empty).
+
+=over
+
+This is currently not encountered because the &ls3, &ls2,
+&ls (_handler) routines on the lond side do not filter out
+. and .. from a directory listing.
+
+=back
+
+=back
+
+=back
=item *
spareserver() : find server with least workload from spare.tab
+
+=item *
+
+host_from_dns($dns) : Returns the loncapa hostname corresponding to a DNS name or undef
+if there is no corresponding loncapa host.
+
=back
+
=head2 Apache Request
=over 4
@@ -9667,11 +14941,12 @@ splitting on '&', supports elements that
=head2 Logging Routines
-=over 4
These routines allow one to make log messages in the lonnet.log and
lonnet.perm logfiles.
+=over 4
+
=item *
logtouch() : make sure the logfile, lonnet.log, exists
@@ -9687,6 +14962,7 @@ logperm() : append a permanent message t
file never gets deleted by any automated portion of the system, only
messages of critical importance should go in here.
+
=back
=head2 General File Helper Routines
@@ -9743,7 +15019,8 @@ filelocation except for hrefs
=item *
-declutter() : declutters URLs (remove docroot, beginning slashes, 'res' etc)
+declutter() : declutters URLs -- remove beginning slashes, 'res' etc.
+also removes beginning /home/httpd/html unless /priv/ follows it.
=back
@@ -9760,8 +15037,10 @@ userfileupload(): main rotine for puttin
filename, and the contents of the file to create/modifed exist
the filename is in $env{'form.'.$formname.'.filename'} and the
contents of the file is located in $env{'form.'.$formname}
- coursedoc - if true, store the file in the course of the active role
- of the current user
+ context - if coursedoc, store the file in the course of the active role
+ of the current user;
+ if 'existingfile': store in 'overwrites' in /home/httpd/perl/tmp
+ if 'canceloverwrite': delete file in tmp/overwrites directory
subdir - required - subdirectory to put the file in under ../userfiles/
if undefined, it will be placed in "unknown"
@@ -9783,16 +15062,29 @@ returns: the new clean filename
=item *
-finishuserfileupload(): routine that creaes and sends the file to
+finishuserfileupload(): routine that creates and sends the file to
userspace, probably shouldn't be called directly
docuname: username or courseid of destination for the file
docudom: domain of user/course of destination for the file
formname: same as for userfileupload()
- fname: filename (inculding subdirectories) for the file
+ fname: filename (including subdirectories) for the file
+ parser: if 'parse', will parse (html) file to extract references to objects, links etc.
+ allfiles: reference to hash used to store objects found by parser
+ codebase: reference to hash used for codebases of java objects found by parser
+ thumbwidth: width (pixels) of thumbnail to be created for uploaded image
+ thumbheight: height (pixels) of thumbnail to be created for uploaded image
+ resizewidth: width to be used to resize image using resizeImage from ImageMagick
+ resizeheight: height to be used to resize image using resizeImage from ImageMagick
+ context: if 'overwrite', will move the uploaded file from its temporary location to
+ userfiles to facilitate overwriting a previously uploaded file with same name.
+ mimetype: reference to scalar to accommodate mime type determined
+ from File::MMagic if $parser = parse.
returns either the url of the uploaded file (/uploaded/....) if successful
- and /adm/notfound.html if unsuccessful
+ and /adm/notfound.html if unsuccessful (or an error message if context
+ was 'overwrite').
+
=item *
@@ -9898,6 +15190,8 @@ Internal notes:
Locks on files (resulting from submission of portfolio file to a homework problem stored in array of arrays.
+=item *
+
modify_access_controls():
Modifies access controls for a portfolio file
@@ -9915,7 +15209,51 @@ Returns:
3. reference to hash of any new or updated access controls.
4. reference to hash used to map incoming IDs to uniqueIDs assigned to control.
key = integer (inbound ID)
- value = uniqueID
+ value = uniqueID
+
+=item *
+
+get_timebased_id():
+
+Attempts to get a unique timestamp-based suffix for use with items added to a
+course via the Course Editor (e.g., folders, composite pages,
+group bulletin boards).
+
+Args: (first three required; six others optional)
+
+1. prefix (alphanumeric): of keys in hash, e.g., suppsequence, docspage,
+ docssequence, or name of group
+
+2. keyid (alphanumeric): name of temporary locking key in hash,
+ e.g., num, boardids
+
+3. namespace: name of gdbm file used to store suffixes already assigned;
+ file will be named nohist_namespace.db
+
+4. cdom: domain of course; default is current course domain from %env
+
+5. cnum: course number; default is current course number from %env
+
+6. idtype: set to concat if an additional digit is to be appended to the
+ unix timestamp to form the suffix, if the plain timestamp is already
+ in use. Default is to not do this, but simply increment the unix
+ timestamp by 1 until a unique key is obtained.
+
+7. who: holder of locking key; defaults to user:domain for user.
+
+8. locktries: number of attempts to obtain a lock (sleep of 1s before
+ retrying); default is 3.
+
+9. maxtries: number of attempts to obtain a unique suffix; default is 20.
+
+Returns:
+
+1. suffix obtained (numeric)
+
+2. result of deleting locking key (ok if deleted, or lock never obtained)
+
+3. error: contains (localized) error message if an error occurred.
+
=back