--- loncom/lonnet/perl/lonnet.pm 2010/05/04 15:21:29 1.1062
+++ loncom/lonnet/perl/lonnet.pm 2011/10/31 13:44:37 1.1141
@@ -1,7 +1,7 @@
# The LearningOnline Network
# TCP networking package
#
-# $Id: lonnet.pm,v 1.1062 2010/05/04 15:21:29 droeschl Exp $
+# $Id: lonnet.pm,v 1.1141 2011/10/31 13:44:37 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -76,7 +76,8 @@ use HTTP::Date;
use Image::Magick;
use vars qw(%perlvar %spareid %pr %prp $memcache %packagetab $tmpdir
- $_64bit %env %protocol);
+ $_64bit %env %protocol %loncaparevs %serverhomeIDs %needsrelease
+ %managerstab);
my (%badServerCache, $memcache, %courselogs, %accesshash, %domainrolehash,
%userrolehash, $processmarker, $dumpcount, %coursedombuf,
@@ -96,6 +97,8 @@ use File::MMagic;
use LONCAPA qw(:DEFAULT :match);
use LONCAPA::Configuration;
+use File::Copy;
+
my $readit;
my $max_connection_retries = 10; # Or some such value.
@@ -195,8 +198,31 @@ sub get_server_timezone {
}
}
+sub get_server_distarch {
+ my ($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_server_loncaparev {
- my ($dom,$lonhost) = @_;
+ my ($dom,$lonhost,$ignore_cache,$caller) = @_;
if (defined($lonhost)) {
if (!defined(&hostname($lonhost))) {
undef($lonhost);
@@ -211,15 +237,120 @@ sub get_server_loncaparev {
}
}
if (defined($lonhost)) {
- my $cachetime = 24*3600;
- my ($loncaparev,$cached)=&is_cached_new('serverloncaparev',$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 $loncaparev;
+ 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 $loncaparev = &reply('serverloncaparev',$lonhost);
- return &do_cache_new('serverloncaparev',$lonhost,$loncaparev,$cachetime);
+ 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,$name,$id) = @_;
+ my $response = &reply('devalidatecache:'.&escape($name).':'.&escape($id),$lonhost);
+ return $response;
}
# -------------------------------------------------- Non-critical communication
@@ -552,11 +683,20 @@ sub appenv {
# ----------------------------------------------------- Delete from Environment
sub delenv {
- my ($delthis,$regexp) = @_;
- if (($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 ($opened
@@ -668,24 +808,45 @@ sub userload {
# ------------------------------ Find server with least workload from spare.tab
sub spareserver {
- my ($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 (@{ $spareshash->{'primary'} }) {
+ if ($uint_dom) {
+ 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 (@{ $spareshash->{'default'} }) {
+ if ($uint_dom) {
+ 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) {
@@ -695,7 +856,7 @@ sub spareserver {
}
if (defined($spare_server)) {
my $hostname = &hostname($spare_server);
- if (defined($hostname)) {
+ if (defined($hostname)) {
$spare_server = $protocol.'://'.$hostname;
}
}
@@ -710,7 +871,7 @@ sub compare_server_load {
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 $load;
@@ -736,9 +897,18 @@ sub compare_server_load {
# --------------------------- ask offload servers if user already has a session
sub find_existing_session {
my ($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, $uname));
+ }
+ }
}
return;
}
@@ -753,6 +923,43 @@ sub has_user_session {
return 0;
}
+# --------- determine least loaded server in a user's domain which allows login
+
+sub choose_server {
+ my ($udom,$checkloginvia) = @_;
+ my %domconfhash = &Apache::loncommon::get_domainconf($udom);
+ my %servers = &get_servers($udom);
+ my $lowest_load = 30000;
+ my ($login_host,$hostname,$portal_path);
+ foreach my $lonhost (keys(%servers)) {
+ 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, $lowest_load);
+ if ($login_host eq $server) {
+ $portal_path = $path;
+ }
+ } else {
+ ($login_host, $lowest_load) =
+ &compare_server_load($lonhost, $login_host, $lowest_load);
+ if ($login_host eq $lonhost) {
+ $portal_path = '';
+ }
+ }
+ } else {
+ ($login_host, $lowest_load) =
+ &compare_server_load($lonhost, $login_host, $lowest_load);
+ }
+ }
+ if ($login_host ne '') {
+ $hostname = &hostname($login_host);
+ }
+ return ($login_host,$hostname,$portal_path);
+}
+
# --------------------------------------------- Try to change a user's password
sub changepass {
@@ -811,7 +1018,7 @@ sub queryauthenticate {
# --------- Try to authenticate user from domain's lib servers (first this one)
sub authenticate {
- my ($uname,$upass,$udom,$checkdefauth)=@_;
+ my ($uname,$upass,$udom,$checkdefauth,$clientcancheckhost)=@_;
$upass=&escape($upass);
$uname= &LONCAPA::clean_username($uname);
my $uhome=&homeserver($uname,$udom,1);
@@ -834,7 +1041,7 @@ 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 $uhome, but needs account");
@@ -852,6 +1059,384 @@ sub authenticate {
return 'no_host';
}
+sub can_host_session {
+ my ($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 @intdoms;
+ my $internet_names = &Apache::lonnet::get_internet_names($try_server);
+ if (ref($internet_names) eq 'ARRAY') {
+ @intdoms = @{$internet_names};
+ }
+ unless (grep(/^\Q$uint_dom\E$/,@intdoms)) {
+ my $serverhomeID = &Apache::lonnet::get_server_homeID($try_server);
+ my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID);
+ my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom);
+ my $remoterev = &Apache::lonnet::get_server_loncaparev(undef,$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,$udom) = @_;
+ my ($is_balancer,$dom_in_use,$homeintdom,$rule_in_effect,
+ $offloadto,$otherserver);
+ my $lonhost = $perlvar{'lonHostID'};
+ 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 $cachetime = 60*60*24;
+
+ if (($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);
+ }
+ }
+ if (ref($result) eq 'HASH') {
+ my $currbalancer = $result->{'lonhost'};
+ my $currtargets = $result->{'targets'};
+ my $currrules = $result->{'rules'};
+ if ($currbalancer ne '') {
+ my @hosts = ¤t_machine_ids();
+ if (grep(/^\Q$currbalancer\E$/,@hosts)) {
+ $is_balancer = 1;
+ }
+ }
+ if ($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 $serverhomedom)) {
+ my ($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') {
+ $result = &do_cache_new('loadbalancing',$dom_in_use,$domconfig{'loadbalancing'},$cachetime);
+ }
+ }
+ if (ref($result) eq 'HASH') {
+ my $currbalancer = $result->{'lonhost'};
+ my $currtargets = $result->{'targets'};
+ my $currrules = $result->{'rules'};
+
+ if ($currbalancer eq $lonhost) {
+ $is_balancer = 1;
+ if (ref($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);
+ }
+ }
+ } else {
+ if ($perlvar{'lonBalancer'} eq 'yes') {
+ $is_balancer = 1;
+ $offloadto = &this_host_spares($dom_in_use);
+ }
+ }
+ 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,$lowest_load);
+ }
+ }
+ }
+ return ($is_balancer,$otherserver);
+}
+
+sub get_loadbalancer_targets {
+ my ($rule_in_effect,$currtargets,$uname,$udom) = @_;
+ my $offloadto;
+ if ($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 = &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]} = $hostname;
+ }
+ }
+ return %uniqservers;
+}
+
# ---------------------- Find the homebase for a user from domain's lib servers
my %homecache;
@@ -1328,7 +1913,7 @@ sub get_domain_defaults {
my %domconfig =
&Apache::lonnet::get_dom('configuration',['defaults','quotas',
'requestcourses','inststatus',
- 'coursedefaults'],$domain);
+ 'coursedefaults','usersessions'],$domain);
if (ref($domconfig{'defaults'}) eq 'HASH') {
$domdefaults{'lang_def'} = $domconfig{'defaults'}{'lang_def'};
$domdefaults{'auth_def'} = $domconfig{'defaults'}{'auth_def'};
@@ -1368,6 +1953,14 @@ sub get_domain_defaults {
$domdefaults{$item} = $domconfig{'coursedefaults'}{$item};
}
}
+ 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'} = $domconfig{'usersessions'}{'hosted'};
+ }
+ }
&Apache::lonnet::do_cache_new('domdefaults',$domain,\%domdefaults,
$cachetime);
return %domdefaults;
@@ -1553,7 +2146,8 @@ sub getsection {
# If there is a role which has expired, return it.
#
$courseid = &courseid_to_courseurl($courseid);
- my %roleshash = &dump('roles',$udom,$unam,$courseid);
+ my $extra = &freeze_escape({'skipcheck' => 1});
+ my %roleshash = &dump('roles',$udom,$unam,$courseid,undef,$extra);
foreach my $key (keys(%roleshash)) {
next if ($key !~/^\Q$courseid\E(?:\/)*(\w+)*\_st$/);
my $section=$1;
@@ -1619,7 +2213,7 @@ sub is_cached_new {
my ($name,$id,$debug) = @_;
$id=&make_key($name,$id);
if (exists($remembered{$id})) {
- if ($debug) { &Apache::lonnet::logthis("Earyl return $id of $remembered{$id} "); }
+ if ($debug) { &Apache::lonnet::logthis("Early return $id of $remembered{$id} "); }
$accessed{$id}=[&gettimeofday()];
$hits++;
return ($remembered{$id},1);
@@ -1785,20 +2379,29 @@ sub getversion {
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
@@ -1994,6 +2597,8 @@ sub allowuploaded {
# 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 $parser = parse.
#
# output: url to file (if action was uploaddoc),
# ok if successful, or diagnostic message otherwise (if action was propagate or copy)
@@ -2020,7 +2625,8 @@ sub allowuploaded {
#
sub process_coursefile {
- my ($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') {
@@ -2048,13 +2654,16 @@ sub process_coursefile {
close($fh);
if ($parser eq 'parse') {
my $mm = new File::MMagic;
- my $mime_type = $mm->checktype_filename($filepath.'/'.$fname);
- if ($mime_type eq 'text/html') {
+ 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);
@@ -2170,9 +2779,13 @@ sub resizeImage {
# --------------- 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
@@ -2183,37 +2796,60 @@ sub resizeImage {
# $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 if $parser = parse.
#
# 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,$resizewidth,$resizeheight)=@_;
+ 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++) {
@@ -2225,27 +2861,31 @@ 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;
+ }
}
if ($subdir eq 'scantron') {
$fname = 'scantron_orig_'.$fname;
- } else {
-# Create the directory if not present
+ } else {
$fname="$subdir/$fname";
}
- if ($coursedoc) {
+ 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,
- $resizewidth,$resizeheight);
+ $resizewidth,$resizeheight,$context,$mimetype);
} else {
$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;
@@ -2253,8 +2893,7 @@ sub userfileupload {
return &finishuserfileupload($docuname,$docudom,$formname,$fname,
$parser,$allfiles,$codebase,
$thumbwidth,$thumbheight,
- $resizewidth,$resizeheight);
-
+ $resizewidth,$resizeheight,$context,$mimetype);
} else {
my $docuname=$env{'user.name'};
my $docudom=$env{'user.domain'};
@@ -2265,13 +2904,13 @@ sub userfileupload {
return &finishuserfileupload($docuname,$docudom,$formname,$fname,
$parser,$allfiles,$codebase,
$thumbwidth,$thumbheight,
- $resizewidth,$resizeheight);
+ $resizewidth,$resizeheight,$context,$mimetype);
}
}
sub finishuserfileupload {
my ($docuname,$docudom,$formname,$fname,$parser,$allfiles,$codebase,
- $thumbwidth,$thumbheight,$resizewidth,$resizeheight) = @_;
+ $thumbwidth,$thumbheight,$resizewidth,$resizeheight,$context,$mimetype) = @_;
my $path=$docudom.'/'.$docuname.'/';
my $filepath=$perlvar{'lonDocRoot'};
@@ -2297,7 +2936,23 @@ 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';
@@ -2313,8 +2968,8 @@ sub finishuserfileupload {
}
if ($parser eq 'parse') {
my $mm = new File::MMagic;
- my $mime_type = $mm->checktype_filename($filepath.'/'.$file);
- if ($mime_type eq 'text/html') {
+ my $type = $mm->checktype_filename($filepath.'/'.$file);
+ if ($type eq 'text/html') {
my $parse_result = &extract_embedded_items($filepath.'/'.$file,
$allfiles,$codebase);
unless ($parse_result eq 'ok') {
@@ -2322,6 +2977,9 @@ sub finishuserfileupload {
' for embedded media: '.$parse_result);
}
}
+ if (ref($mimetype)) {
+ $$mimetype = $type;
+ }
}
if (($thumbwidth =~ /^\d+$/) && ($thumbheight =~ /^\d+$/)) {
my $input = $filepath.'/'.$file;
@@ -2855,8 +3513,9 @@ sub get_my_roles {
unless (defined($uname)) { $uname=$env{'user.name'}; }
unless (defined($udom)) { $udom=$env{'user.domain'}; }
my (%dumphash,%nothide);
- if ($context eq 'userroles') {
- %dumphash = &dump('roles',$udom,$uname);
+ if ($context eq 'userroles') {
+ my $extra = &freeze_escape({'skipcheck' => 1});
+ %dumphash = &dump('roles',$udom,$uname,'.',undef,$extra);
} else {
%dumphash=
&dump('nohist_userroles',$udom,$uname);
@@ -2916,6 +3575,10 @@ sub get_my_roles {
if (!grep(/^cr$/,@{$roles})) {
next;
}
+ } elsif ($role =~ /^gr\//) {
+ if (!grep(/^gr$/,@{$roles})) {
+ next;
+ }
} else {
next;
}
@@ -3035,7 +3698,7 @@ sub courseiddump {
my ($domfilter,$descfilter,$sincefilter,$instcodefilter,$ownerfilter,
$coursefilter,$hostidflag,$hostidref,$typefilter,$regexp_ok,
$selfenrollonly,$catfilter,$showhidden,$caller,$cloner,$cc_clone,
- $cloneonly,$createdbefore,$createdafter,$creationcontext)=@_;
+ $cloneonly,$createdbefore,$createdafter,$creationcontext,$domcloner)=@_;
my $as_hash = 1;
my %returnhash;
if (!$domfilter) { $domfilter=''; }
@@ -3057,7 +3720,8 @@ sub courseiddump {
$showhidden.':'.$caller.':'.&escape($cloner).':'.
&escape($cc_clone).':'.$cloneonly.':'.
&escape($createdbefore).':'.&escape($createdafter).':'.
- &escape($creationcontext),$tryserver);
+ &escape($creationcontext).':'.$domcloner,
+ $tryserver);
my @pairs=split(/\&/,$rep);
foreach my $item (@pairs) {
my ($key,$value)=split(/\=/,$item,2);
@@ -3323,7 +3987,7 @@ 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') {
@@ -3475,7 +4139,7 @@ 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',
@@ -3514,7 +4178,7 @@ 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)) {
@@ -3560,7 +4224,7 @@ 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)) {
@@ -3697,6 +4361,8 @@ sub restore {
}
# ---------------------------------------------------------- Course Description
+#
+#
sub coursedescription {
my ($courseid,$args)=@_;
@@ -3726,7 +4392,8 @@ sub coursedescription {
return %returnhash;
}
- # get the data agin
+ # get the data again
+
if (!$args->{'one_time'}) {
$envhash{'course.'.$normalid.'.last_cache'}=time;
}
@@ -3734,6 +4401,10 @@ 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;
@@ -3744,8 +4415,8 @@ 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'}=$cnum;
@@ -3757,6 +4428,44 @@ sub coursedescription {
return %returnhash;
}
+sub update_released_required {
+ my ($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,$chome,'notime');
+ }
+ }
+ }
+ }
+ return;
+}
+
# -------------------------------------------------See if a user is privileged
sub privileged {
@@ -3796,14 +4505,14 @@ sub rolesinit {
my ($domain,$username,$authhost)=@_;
my $now=time;
my %userroles = ('user.login.time' => $now);
- my $rolesdump=reply("dump:$domain:$username:roles",$authhost);
+ my $extra = &freeze_escape({'skipcheck' => 1});
+ my $rolesdump=reply("dump:$domain:$username:roles:.::$extra",$authhost);
if (($rolesdump eq 'con_lost') || ($rolesdump eq '') ||
- ($rolesdump =~ /^error:/)) {
+ ($rolesdump =~ /^error:/)) {
return \%userroles;
}
my %allroles=();
my %allgroups=();
- my $group_privs;
if ($rolesdump ne '') {
foreach my $entry (split(/&/,$rolesdump)) {
@@ -3820,6 +4529,7 @@ sub rolesinit {
}
} elsif ($role =~ m|^gr/|) {
($trole,$tend,$tstart) = split(/_/,$role);
+ next if ($tstart eq '-1');
($trole,$group_privs) = split(/\//,$trole);
$group_privs = &unescape($group_privs);
} else {
@@ -3919,23 +4629,36 @@ 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) {
+ my @groupkeys;
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} =
+ 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} =
$$allgroups{$area}{$group};
+ }
}
}
}
@@ -3959,7 +4682,7 @@ sub set_userprivs {
}
}
my $thesestr='';
- foreach my $priv (keys(%thesepriv)) {
+ foreach my $priv (sort(keys(%thesepriv))) {
$thesestr.=':'.$priv.'&'.$thesepriv{$priv};
}
$userroles->{'user.priv.'.$role} = $thesestr;
@@ -3968,7 +4691,7 @@ sub set_userprivs {
}
sub role_status {
- my ($rolekey,$then,$refresh,$now,$role,$where,$trolecode,$tstatus,$tstart,$tend) = @_;
+ my ($rolekey,$update,$refresh,$now,$role,$where,$trolecode,$tstatus,$tstart,$tend) = @_;
my @pwhere = ();
if (exists($env{$rolekey}) && $env{$rolekey} ne '') {
(undef,undef,$$role,@pwhere)=split(/\./,$rolekey);
@@ -3977,31 +4700,40 @@ sub role_status {
$$trolecode=$$role.'.'.$$where;
($$tstart,$$tend)=split(/\./,$env{$rolekey});
$$tstatus='is';
- if ($$tstart && $$tstart>$then) {
+ if ($$tstart && $$tstart>$update) {
$$tstatus='future';
if ($$tstart<$now) {
if ($$tstart && $$tstart>$refresh) {
if (($$where ne '') && ($$role ne '')) {
- my (%allroles,%allgroups,$group_privs);
+ my (%allroles,%allgroups,$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},1);
+ 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);
- &appenv(\%userroles,[$$role,'cm']);
+ my ($author,$adv)= &set_userprivs(\%userroles,\%allroles,\%allgroups,\%groups_roles);
+ &appenv(\%userroles,\@rolecodes);
&log($env{'user.domain'},$env{'user.name'},$env{'user.home'},"Role ".$role);
}
}
@@ -4009,7 +4741,7 @@ sub role_status {
}
}
if ($$tend) {
- if ($$tend<$then) {
+ if ($$tend<$update) {
$$tstatus='expired';
} elsif ($$tend<$now) {
$$tstatus='will_not';
@@ -4019,23 +4751,81 @@ sub role_status {
}
}
+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,$then,$refresh,$now,$checkrole) = @_;
+ my ($cdom,$cnum,$update,$refresh,$now,$checkrole,$caller) = @_;
my $cckey = 'user.role.'.$checkrole.'./'.$cdom.'/'.$cnum;
if ($env{$cckey}) {
my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus,$tpstart,$tpend);
- &role_status($cckey,$then,$refresh,$now,\$role,\$where,\$trolecode,\$tstatus,\$tstart,\$tend);
+ &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);
+ &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller);
}
} else {
- &set_adhoc_privileges($cdom,$cnum,$checkrole);
+ &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller);
}
}
sub set_adhoc_privileges {
# role can be cc or ca
- my ($dcdom,$pickedcourse,$role) = @_;
+ my ($dcdom,$pickedcourse,$role,$caller) = @_;
my $area = '/'.$dcdom.'/'.$pickedcourse;
my $spec = $role.'.'.$area;
my %userroles = &set_arearole($role,$area,'','',$env{'user.domain'},
@@ -4045,14 +4835,16 @@ sub set_adhoc_privileges {
my ($author,$adv)= &set_userprivs(\%userroles,\%ccrole);
&appenv(\%userroles,[$role,'cm']);
&log($env{'user.domain'},$env{'user.name'},$env{'user.home'},"Role ".$role);
- &appenv( {'request.role' => $spec,
- 'request.role.domain' => $dcdom,
- 'request.course.sec' => ''
- }
- );
- my $tadv=0;
- if (&allowed('adv') eq 'F') { $tadv=1; }
- &appenv({'request.role.adv' => $tadv});
+ unless ($caller eq 'constructaccess' && $env{'request.course.id'}) {
+ &appenv( {'request.role' => $spec,
+ 'request.role.domain' => $dcdom,
+ 'request.course.sec' => ''
+ }
+ );
+ my $tadv=0;
+ if (&allowed('adv') eq 'F') { $tadv=1; }
+ &appenv({'request.role.adv' => $tadv});
+ }
}
# --------------------------------------------------------------- get interface
@@ -4101,7 +4893,7 @@ sub del {
# -------------------------------------------------------------- dump interface
sub dump {
- my ($namespace,$udomain,$uname,$regexp,$range)=@_;
+ my ($namespace,$udomain,$uname,$regexp,$range,$extra)=@_;
if (!$udomain) { $udomain=$env{'user.domain'}; }
if (!$uname) { $uname=$env{'user.name'}; }
my $uhome=&homeserver($uname,$udomain);
@@ -4110,18 +4902,21 @@ sub dump {
} else {
$regexp='.';
}
- my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome);
+ my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range:$extra",$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);
+ next if ($key =~ /^error: 2 /);
+ $returnhash{$key}=&thaw_unescape($value);
+ }
}
return %returnhash;
}
+
# --------------------------------------------------------- dumpstore interface
sub dumpstore {
@@ -4404,7 +5199,7 @@ sub tmpget {
return %returnhash;
}
-# ------------------------------------------------------------ tmpget interface
+# ------------------------------------------------------------ tmpdel interface
sub tmpdel {
my ($token,$server)=@_;
if (!defined($server)) { $server = $perlvar{'lonHostID'}; }
@@ -4655,7 +5450,7 @@ sub is_portfolio_file {
}
sub usertools_access {
- my ($uname,$udom,$tool,$action,$context) = @_;
+ my ($uname,$udom,$tool,$action,$context,$userenvref,$domdefref,$is_advref)=@_;
my ($access,%tools);
if ($context eq '') {
$context = 'tools';
@@ -4697,9 +5492,14 @@ sub usertools_access {
$toolstatus = $env{'environment.'.$context.'.'.$tool};
$inststatus = $env{'environment.inststatus'};
} else {
- my %userenv = &userenvironment($udom,$uname,$context.'.'.$tool,'inststatus');
- $toolstatus = $userenv{$context.'.'.$tool};
- $inststatus = $userenv{'inststatus'};
+ if (ref($userenvref) eq 'HASH') {
+ $toolstatus = $userenvref->{$context.'.'.$tool};
+ $inststatus = $userenvref->{'inststatus'};
+ } else {
+ my %userenv = &userenvironment($udom,$uname,$context.'.'.$tool,'inststatus');
+ $toolstatus = $userenv{$context.'.'.$tool};
+ $inststatus = $userenv{'inststatus'};
+ }
}
if ($toolstatus ne '') {
@@ -4711,8 +5511,17 @@ sub usertools_access {
return $access;
}
- my $is_adv = &is_advanced_user($udom,$uname);
- my %domdef = &get_domain_defaults($udom);
+ 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 '') {
@@ -4786,9 +5595,18 @@ sub is_course_owner {
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;
+ my ($is_adv,$is_author);
foreach my $role (keys(%roleshash)) {
my ($trest,$tdomain,$trole,$sec) = split(/:/,$role);
my $area = '/'.$tdomain.'/'.$trest;
@@ -4802,6 +5620,9 @@ sub is_advanced_user {
} elsif ($trole ne 'gr') {
&standard_roleprivs(\%allroles,$trole,$tdomain,$spec,$trest,$area);
}
+ if ($trole eq 'au') {
+ $is_author = 1;
+ }
}
}
foreach my $role (keys(%allroles)) {
@@ -4816,6 +5637,9 @@ sub is_advanced_user {
}
}
}
+ if (wantarray) {
+ return ($is_adv,$is_author);
+ }
return $is_adv;
}
@@ -5086,6 +5910,15 @@ sub allowed {
}
}
+# 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
my $courseuri=$uri;
$courseuri=~s/\_(\d)/\/$1/;
@@ -5301,7 +6134,7 @@ 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')) {
&logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.':'.
'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode.' in '.
$env{'request.course.id'});
@@ -5311,7 +6144,7 @@ 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')) {
&logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.
'Denied by user: '.$priv.' for '.$uri.' as '.$unamedom.' in '.
$env{'request.course.id'});
@@ -5325,7 +6158,7 @@ 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);
}
@@ -5356,7 +6189,27 @@ sub allowed {
}
return 'F';
}
-
+#
+# Removes the versino 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);
@@ -5452,8 +6305,6 @@ sub metadata_query {
my @server_list = (defined($server_array) ? @$server_array
: keys(%libserv) );
for my $server (@server_list) {
-#SD remove this
-&logthis("Querying server:$server");
unless ($custom or $customshow) {
my $reply=&reply("querysend:".&escape($query),$server);
$rhash{$server}=$reply;
@@ -5510,8 +6361,7 @@ 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)
@@ -5555,7 +6405,7 @@ sub fetch_enrollment_query {
$$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;
@@ -5585,7 +6435,7 @@ sub fetch_enrollment_query {
sub get_query_reply {
my $queryid=shift;
- my $replyfile=$perlvar{'lonDaemons'}.'/tmp/'.$queryid;
+ my $replyfile=LONCAPA::tempdir().$queryid;
my $reply='';
for (1..100) {
sleep 2;
@@ -5681,9 +6531,9 @@ sub auto_get_sections {
}
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;
}
@@ -5705,8 +6555,8 @@ sub auto_validate_instcode {
$homeserver = &domain($cdom,'primary');
}
}
- my $response=&unescape(&reply('autovalidateinstcode:'.$cdom.':'.
- &escape($instcode).':'.&escape($owner),$homeserver));
+ $response=&unescape(&reply('autovalidateinstcode:'.$cdom.':'.
+ &escape($instcode).':'.&escape($owner),$homeserver));
my ($outcome,$description) = map { &unescape($_); } split('&',$response,2);
return ($outcome,$description);
}
@@ -6074,7 +6924,8 @@ sub get_users_groups {
} else {
$grouplist = '';
my $courseurl = &courseid_to_courseurl($courseid);
- my %roleshash = &dump('roles',$udom,$uname,$courseurl);
+ my $extra = &freeze_escape({'skipcheck' => 1});
+ my %roleshash = &dump('roles',$udom,$uname,$courseurl,undef,$extra);
my $access_end = $env{'course.'.$courseid.
'.default_enrollment_end_date'};
my $now = time;
@@ -6254,6 +7105,13 @@ sub assignrole {
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;
}
@@ -6434,6 +7292,10 @@ sub modifyuser {
' 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'))) {
@@ -6486,11 +7348,12 @@ 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;
}
#
# If name, email and/or uid are blank (e.g., because an uploaded file
@@ -6544,18 +7407,40 @@ sub modifyuser {
}
}
}
- 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.', '.
+ 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';
}
@@ -6872,8 +7757,8 @@ sub store_userdata {
$namevalue.=&escape($key).'='.&freeze_escape($$storehash{$key}).'&';
}
$namevalue=~s/\&$//;
- $result = &reply("store:$env{'user.domain'}:$env{'user.name'}:".
- "$namespace:$datakey:$namevalue",$uhome);
+ $result = &reply("store:$udom:$uname:$namespace:$datakey:".
+ $namevalue,$uhome);
}
} else {
$result = 'error: data to store was not a hash reference';
@@ -6926,10 +7811,10 @@ sub diskusage {
}
sub is_locked {
- my ($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 ($tmp)=keys(%locked);
@@ -6938,14 +7823,19 @@ sub is_locked {
if (ref($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 $is_locked;
}
sub declutter_portfile {
@@ -6989,7 +7879,7 @@ sub save_selected_files {
sub clear_selected_files {
my ($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");
@@ -6999,7 +7889,7 @@ 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);
@@ -7021,7 +7911,7 @@ 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|/|, $line);
@@ -7369,26 +8259,33 @@ sub dirlist {
if($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").':::::'.
@@ -7407,32 +8304,31 @@ 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');
}
- $alluserstr=~s/:$//;
- return split(/:/,$alluserstr);
+ return (\@alluserslist);
} else {
- return ('missing user name');
+ return ([],'missing username');
}
} elsif(!defined($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');
}
}
@@ -7445,11 +8341,13 @@ 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 $stats[10]; # so this is 10 instead of 9.
} else {
@@ -7481,12 +8379,15 @@ sub stat_file {
if ($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('&',$listref->[0]);
+ shift(@stats); #filename is first
+ return @stats;
+ }
}
return ();
}
@@ -8088,6 +8989,7 @@ sub add_prefix_and_part {
# ---------------------------------------------------------------- Get metadata
my %metaentry;
+my %importedpartids;
sub metadata {
my ($uri,$what,$liburi,$prefix,$depthcount)=@_;
$uri=&declutter($uri);
@@ -8095,10 +8997,10 @@ sub metadata {
if (($uri eq '') ||
(($uri =~ m|^/*adm/|) &&
($uri !~ m|^adm/includes|) && ($uri !~ m|/bulletinboard$|)) ||
- ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) ) {
+ ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ m{^/*uploaded/.+\.sequence$})) {
return undef;
}
- if (($uri =~ /^~/ || $uri =~ m{home/$match_username/public_html/})
+ if (($uri =~ /^priv/ || $uri=~/home\/httpd\/html\/priv/)
&& &Apache::lonxml::get_state('target') =~ /^(|meta)$/) {
return undef;
}
@@ -8114,6 +9016,10 @@ sub metadata {
if (defined($cached)) { return $result->{':'.$what}; }
}
{
+# Imported parts would go here
+ my %importedids=();
+ my @origfileimportpartids=();
+ my $importedparts=0;
#
# Is this a recursive call for a library?
#
@@ -8131,13 +9037,14 @@ sub metadata {
my %metathesekeys=();
unless ($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);
@@ -8197,27 +9104,55 @@ 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);
@@ -8225,9 +9160,16 @@ 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'};
}
@@ -8301,6 +9243,22 @@ 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);
@@ -8485,8 +9443,9 @@ sub symbverify {
$thisurl =~ s/\?.+$//;
}
my $ids=$bighash{'ids_'.&clutter($thisurl)};
- unless ($ids) {
- $ids=$bighash{'ids_/'.$thisurl};
+ unless ($ids) {
+ my $idkey = 'ids_'.($thisurl =~ m{^/}? '' : '/').$thisurl;
+ $ids=$bighash{$idkey};
}
if ($ids) {
# ------------------------------------------------------------------- Has ID(s)
@@ -8499,7 +9458,8 @@ sub symbverify {
&symbclean(&declutter($bighash{'map_id_'.$mapid}).'___'.$resid.'___'.$thisfn)
eq $symb) {
if (($env{'request.role.adv'}) ||
- $bighash{'encrypted_'.$id} eq $env{'request.enc'}) {
+ ($bighash{'encrypted_'.$id} eq $env{'request.enc'}) ||
+ ($thisurl eq '/adm/navmaps')) {
$okay=1;
}
}
@@ -8774,9 +9734,26 @@ sub getCODE {
}
return undef;
}
-
+#
+# Determines the random seed for a specific context:
+#
+# parameters:
+# symb - in course context the symb for the seed.
+# course_id - The course id of the form domain_coursenum.
+# domain - Domain for the user.
+# course - Course for the user.
+# cenv - environment of the course.
+#
+# NOTE:
+# All parameters are picked out of the environment if missing
+# or not defined.
+# If a symb cannot be determined the current time is used instead.
+#
+# For a given well defined symb, courside, domain, username,
+# and course environment, the seed is reproducible.
+#
sub rndseed {
- my ($symb,$courseid,$domain,$username)=@_;
+ my ($symb,$courseid,$domain,$username, $cenv)=@_;
my ($wsymb,$wcourseid,$wdomain,$wusername)=&whichuser();
if (!defined($symb)) {
unless ($symb=$wsymb) { return time; }
@@ -8784,9 +9761,16 @@ sub rndseed {
if (!$courseid) { $courseid=$wcourseid; }
if (!$domain) { $domain=$wdomain; }
if (!$username) { $username=$wusername }
- my $which=&get_rand_alg();
+
+ 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') {
@@ -9240,13 +10224,7 @@ 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)=
@@ -9256,7 +10234,7 @@ 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;
@@ -9265,11 +10243,12 @@ 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;
+ $location = '/home/httpd/html/'.$space.$file;
}
}
$location=~s://+:/:g; # remove duplicate /
@@ -9294,8 +10273,6 @@ sub hreflocation {
}
if ($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;
@@ -9306,6 +10283,10 @@ sub hreflocation {
return $file;
}
+
+
+
+
sub current_machine_domains {
return &machine_domains(&hostname($perlvar{'lonHostID'}));
}
@@ -9494,6 +10475,7 @@ sub get_dns {
while (%alldns) {
my ($dns) = keys(%alldns);
my $ua=new LWP::UserAgent;
+ $ua->timeout(30);
my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url");
my $response=$ua->request($request);
delete($alldns{$dns});
@@ -9577,14 +10559,21 @@ 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,$protocol)=split(/:/,$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;
@@ -9600,6 +10589,9 @@ sub get_dns {
} else {
$protocol{$id} = 'http';
}
+ if (defined($intdom)) {
+ $internetdom{$id} = $intdom;
+ }
}
}
}
@@ -9709,6 +10701,21 @@ sub get_dns {
my @uniq = grep(!$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});
+ }
+
}
{
@@ -9826,6 +10833,40 @@ sub get_dns {
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 &Apache::lonnet::do_cache_new('internetnames',$lonid,\@idns,12*60*60);
+ }
+
+}
+
+sub all_loncaparevs {
+ return qw(1.1 1.2 1.3 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10);
}
BEGIN {
@@ -9903,9 +10944,72 @@ BEGIN {
close($config);
}
+# ---------------------------------------------------------- Read loncaparev table
+{
+ 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
+{
+ 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);
+ }
+ }
+}
+
+{
+ 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 = $token->[2]{'value'};
+ if ($item ne '' && $name ne '' && $value 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/';
+ $tmpdir = LONCAPA::tempdir();
}
@@ -10133,9 +11237,14 @@ authentication scheme
=item *
X<authenticate()>
-B<authenticate($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()>
@@ -10394,11 +11503,32 @@ 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,$type,@which) : request for current parameter
@@ -10729,7 +11859,82 @@ or lonTabs/domain.tab.
=item *
-dirlist($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 *
@@ -10791,11 +11996,12 @@ 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
@@ -10811,6 +12017,7 @@ 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
@@ -10884,8 +12091,10 @@ 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"
@@ -10907,16 +12116,29 @@ 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 *