version 1.133, 2001/07/26 21:40:27
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version 1.217, 2002/05/11 20:42:00
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# The LearningOnline Network |
# The LearningOnline Network |
# TCP networking package |
# TCP networking package |
# |
# |
# Functions for use by content handlers: |
# $Id$ |
# |
# |
# metadata_query(sql-query-string,custom-metadata-regex) : |
# Copyright Michigan State University Board of Trustees |
# returns file handle of where sql and |
# |
# regex results will be stored for query |
# This file is part of the LearningOnline Network with CAPA (LON-CAPA). |
# plaintext(short) : plain text explanation of short term |
# |
# fileembstyle(ext) : embed style in page for file extension |
# LON-CAPA is free software; you can redistribute it and/or modify |
# filedescription(ext) : descriptor text for file extension |
# it under the terms of the GNU General Public License as published by |
# allowed(short,url) : returns codes for allowed actions |
# the Free Software Foundation; either version 2 of the License, or |
# F: full access |
# (at your option) any later version. |
# U,I,K: authentication modes (cxx only) |
# |
# '': forbidden |
# LON-CAPA is distributed in the hope that it will be useful, |
# 1: user needs to choose course |
# but WITHOUT ANY WARRANTY; without even the implied warranty of |
# 2: browse allowed |
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
# definerole(rolename,sys,dom,cou) : define a custom role rolename |
# GNU General Public License for more details. |
# set privileges in format of lonTabs/roles.tab for |
# |
# system, domain and course level, |
# You should have received a copy of the GNU General Public License |
# assignrole(udom,uname,url,role,end,start) : give a role to a user for the |
# along with LON-CAPA; if not, write to the Free Software |
# level given by url. Optional start and end dates |
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
# (leave empty string or zero for "no date") |
# |
# assigncustomrole (udom,uname,url,rdom,rnam,rolename,end,start) : give a |
# /home/httpd/html/adm/gpl.txt |
# custom role to a user for the level given by url. |
# |
# Specify name and domain of role author, and role name |
# http://www.lon-capa.org/ |
# revokerole (udom,uname,url,role) : Revoke a role for url |
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# revokecustomrole (udom,uname,url,rdom,rnam,rolename) : Revoke a custom role |
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# appenv(hash) : adds hash to session environment |
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# delenv(varname) : deletes all environment entries starting with varname |
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# store(hashref,symb,courseid,udom,uname) |
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# : stores hash permanently for this url |
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# hashref needs to be given, and should be a \%hashname |
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# the remaining args aren't required and if they aren't |
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# passed or are '' they will be derived from the ENV |
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# cstore(hashref,symb,courseid,udom,uname) |
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# : same as store but uses the critical interface to |
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# guarentee a store |
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# restore(symb,courseid,udom,uname) |
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# : returns hash for this symb, all args are optional |
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# if they aren't given they will be derived from the |
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# current enviroment |
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# |
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# |
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# for the next 4 functions udom and uname are optional |
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# if supplied they use udom as the domain and uname |
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# as the username for the function (supply a courseid |
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# for the uname if you want a course database) |
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# if not supplied it uses %ENV and looks at |
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# user. attribute for the values |
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# |
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# eget(namesp,arrayref,udom,uname) |
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# : returns hash with keys from array reference filled |
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# in from namesp (encrypts the return communication) |
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# get(namesp,arrayref,udom,uname) |
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# : returns hash with keys from array reference filled |
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# in from namesp |
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# dump(namesp,udom,uname) : dumps the complete namespace into a hash |
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# del(namesp,array,udom,uname) : deletes keys out of array from namesp |
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# |
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# |
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# put(namesp,hash) : stores hash in namesp |
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# cput(namesp,hash) : critical put |
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# ssi(url,hash) : does a complete request cycle on url to localhost, posts |
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# hash |
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# coursedescription(id) : returns and caches course description for id |
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# repcopy(filename) : replicate file |
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# dirlist(url) : gets a directory listing |
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# directcondval(index) : reading condition value of single condition from |
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# state string |
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# condval(index) : value of condition index based on state |
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# EXT(name) : value of a variable |
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# symblist(map,hash) : Updates symbolic storage links |
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# symbread([filename]) : returns the data handle (filename optional) |
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# rndseed() : returns a random seed |
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# receipt() : returns a receipt to be given out to users |
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# getfile(filename) : returns the contents of filename, or a -1 if it can't |
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# be found, replicates and subscribes to the file |
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# filelocation(dir,file) : returns a fairly clean absolute reference to file |
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# from the directory dir |
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# hreflocation(dir,file) : same as filelocation, but for hrefs |
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# log(domain,user,home,msg) : write to permanent log for user |
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# usection(domain,user,courseid) : output of section name/number or '' for |
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# "not in course" and '-1' for "no section" |
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# userenvironment(domain,user,what) : puts out any environment parameter |
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# for a user |
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# idput(domain,hash) : writes IDs for users from hash (name=>id,name=>id) |
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# idget(domain,array): returns hash with usernames (id=>name,id=>name) for |
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# an array of IDs |
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# idrget(domain,array): returns hash with IDs for usernames (name=>id,...) for |
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# an array of names |
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# metadata(file,entry): returns the metadata entry for a file. entry='keys' |
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# returns a comma separated list of keys |
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# |
# |
# 6/1/99,6/2,6/10,6/11,6/12,6/14,6/26,6/28,6/29,6/30, |
# 6/1/99,6/2,6/10,6/11,6/12,6/14,6/26,6/28,6/29,6/30, |
# 7/1,7/2,7/9,7/10,7/12,7/14,7/15,7/19, |
# 7/1,7/2,7/9,7/10,7/12,7/14,7/15,7/19, |
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# 05/01,06/01,09/01 Gerd Kortemeyer |
# 05/01,06/01,09/01 Gerd Kortemeyer |
# 09/01 Guy Albertelli |
# 09/01 Guy Albertelli |
# 09/01,10/01,11/01 Gerd Kortemeyer |
# 09/01,10/01,11/01 Gerd Kortemeyer |
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# YEAR=2001 |
# 02/27/01 Scott Harrison |
# 02/27/01 Scott Harrison |
# 3/2 Gerd Kortemeyer |
# 3/2 Gerd Kortemeyer |
# 3/15,3/19 Scott Harrison |
# 3/15,3/19 Scott Harrison |
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# 5/26,5/28 Gerd Kortemeyer |
# 5/26,5/28 Gerd Kortemeyer |
# 5/30 H. K. Ng |
# 5/30 H. K. Ng |
# 6/1 Gerd Kortemeyer |
# 6/1 Gerd Kortemeyer |
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# July Guy Albertelli |
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# 8/4,8/7,8/8,8/9,8/11,8/16,8/17,8/18,8/20,8/23,9/20,9/21,9/26, |
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# 10/2 Gerd Kortemeyer |
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# 10/5,10/10,11/13,11/15 Scott Harrison |
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# 11/17,11/20,11/22,11/29 Gerd Kortemeyer |
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# 12/5 Matthew Hall |
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# 12/5 Guy Albertelli |
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# 12/6,12/7,12/12 Gerd Kortemeyer |
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# 12/18 Scott Harrison |
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# 12/21,12/22,12/27,12/28 Gerd Kortemeyer |
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# YEAR=2002 |
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# 1/4,2/4,2/7 Gerd Kortemeyer |
# |
# |
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### |
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package Apache::lonnet; |
package Apache::lonnet; |
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Line 130 use Apache::File;
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Line 77 use Apache::File;
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use LWP::UserAgent(); |
use LWP::UserAgent(); |
use HTTP::Headers; |
use HTTP::Headers; |
use vars |
use vars |
qw(%perlvar %hostname %homecache %spareid %hostdom %libserv %pr %prp %fe %fd $readit %metacache); |
qw(%perlvar %hostname %homecache %hostip %spareid %hostdom |
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%libserv %pr %prp %metacache %packagetab |
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%courselogs %accesshash $processmarker $dumpcount |
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%coursedombuf %coursehombuf %courseresdatacache); |
use IO::Socket; |
use IO::Socket; |
use GDBM_File; |
use GDBM_File; |
use Apache::Constants qw(:common :http); |
use Apache::Constants qw(:common :http); |
use HTML::TokeParser; |
use HTML::LCParser; |
use Fcntl qw(:flock); |
use Fcntl qw(:flock); |
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my $readit; |
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# --------------------------------------------------------------------- Logging |
# --------------------------------------------------------------------- Logging |
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sub logtouch { |
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my $execdir=$perlvar{'lonDaemons'}; |
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unless (-e "$execdir/logs/lonnet.log") { |
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my $fh=Apache::File->new(">>$execdir/logs/lonnet.log"); |
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close $fh; |
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} |
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my ($wwwuid,$wwwgid)=(getpwnam('www'))[2,3]; |
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chown($wwwuid,$wwwgid,$execdir.'/logs/lonnet.log'); |
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} |
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sub logthis { |
sub logthis { |
my $message=shift; |
my $message=shift; |
my $execdir=$perlvar{'lonDaemons'}; |
my $execdir=$perlvar{'lonDaemons'}; |
Line 176 sub subreply {
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Line 137 sub subreply {
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sub reply { |
sub reply { |
my ($cmd,$server)=@_; |
my ($cmd,$server)=@_; |
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unless (defined($hostname{$server})) { return 'no_such_host'; } |
my $answer=subreply($cmd,$server); |
my $answer=subreply($cmd,$server); |
if ($answer eq 'con_lost') { $answer=subreply($cmd,$server); } |
if ($answer eq 'con_lost') { |
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sleep 5; |
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$answer=subreply($cmd,$server); |
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if ($answer eq 'con_lost') { |
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&logthis("Second attempt con_lost on $server"); |
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my $peerfile="$perlvar{'lonSockDir'}/$server"; |
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my $client=IO::Socket::UNIX->new(Peer =>"$peerfile", |
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Type => SOCK_STREAM, |
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Timeout => 10) |
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or return "con_lost"; |
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&logthis("Killing socket"); |
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print $client "close_connection_exit\n"; |
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sleep 5; |
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$answer=subreply($cmd,$server); |
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} |
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} |
if (($answer=~/^refused/) || ($answer=~/^rejected/)) { |
if (($answer=~/^refused/) || ($answer=~/^rejected/)) { |
&logthis("<font color=blue>WARNING:". |
&logthis("<font color=blue>WARNING:". |
" $cmd to $server returned $answer</font>"); |
" $cmd to $server returned $answer</font>"); |
Line 272 sub critical {
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Line 249 sub critical {
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sub appenv { |
sub appenv { |
my %newenv=@_; |
my %newenv=@_; |
map { |
foreach (keys %newenv) { |
if (($newenv{$_}=~/^user\.role/) || ($newenv{$_}=~/^user\.priv/)) { |
if (($newenv{$_}=~/^user\.role/) || ($newenv{$_}=~/^user\.priv/)) { |
&logthis("<font color=blue>WARNING: ". |
&logthis("<font color=blue>WARNING: ". |
"Attempt to modify environment ".$_." to ".$newenv{$_}); |
"Attempt to modify environment ".$_." to ".$newenv{$_} |
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.'</font>'); |
delete($newenv{$_}); |
delete($newenv{$_}); |
} else { |
} else { |
$ENV{$_}=$newenv{$_}; |
$ENV{$_}=$newenv{$_}; |
} |
} |
} keys %newenv; |
} |
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my $lockfh; |
my $lockfh; |
unless ($lockfh=Apache::File->new("$ENV{'user.environment'}")) { |
unless ($lockfh=Apache::File->new("$ENV{'user.environment'}")) { |
Line 362 sub delenv {
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Line 340 sub delenv {
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$fh->close(); |
$fh->close(); |
return 'error: '.$!; |
return 'error: '.$!; |
} |
} |
map { |
foreach (@oldenv) { |
unless ($_=~/^$delthis/) { print $fh $_; } |
unless ($_=~/^$delthis/) { print $fh $_; } |
} @oldenv; |
} |
$fh->close(); |
$fh->close(); |
} |
} |
return 'ok'; |
return 'ok'; |
Line 386 sub spareserver {
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Line 364 sub spareserver {
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return $spareserver; |
return $spareserver; |
} |
} |
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# --------------------------------------------- Try to change a user's password |
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sub changepass { |
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my ($uname,$udom,$currentpass,$newpass,$server)=@_; |
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$currentpass = &escape($currentpass); |
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$newpass = &escape($newpass); |
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my $answer = reply("encrypt:passwd:$udom:$uname:$currentpass:$newpass", |
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$server); |
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if (! $answer) { |
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&logthis("No reply on password change request to $server ". |
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"by $uname in domain $udom."); |
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} elsif ($answer =~ "^ok") { |
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&logthis("$uname in $udom successfully changed their password ". |
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"on $server."); |
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} elsif ($answer =~ "^pwchange_failure") { |
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&logthis("$uname in $udom was unable to change their password ". |
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"on $server. The action was blocked by either lcpasswd ". |
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"or pwchange"); |
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} elsif ($answer =~ "^non_authorized") { |
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&logthis("$uname in $udom did not get their password correct when ". |
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"attempting to change it on $server."); |
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} elsif ($answer =~ "^auth_mode_error") { |
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&logthis("$uname in $udom attempted to change their password despite ". |
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"not being locally or internally authenticated on $server."); |
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} elsif ($answer =~ "^unknown_user") { |
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&logthis("$uname in $udom attempted to change their password ". |
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"on $server but were unable to because $server is not ". |
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"their home server."); |
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} elsif ($answer =~ "^refused") { |
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&logthis("$server refused to change $uname in $udom password because ". |
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"it was sent an unencrypted request to change the password."); |
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} |
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return $answer; |
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} |
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# ----------------------- Try to determine user's current authentication scheme |
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sub queryauthenticate { |
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my ($uname,$udom)=@_; |
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if (($perlvar{'lonRole'} eq 'library') && |
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($udom eq $perlvar{'lonDefDomain'})) { |
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my $answer=reply("encrypt:currentauth:$udom:$uname", |
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$perlvar{'lonHostID'}); |
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unless ($answer eq 'unknown_user' or $answer eq 'refused') { |
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if (length($answer)) { |
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return $answer; |
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} |
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else { |
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&logthis("User $uname at $udom lacks an authentication mechanism"); |
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return 'no_host'; |
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} |
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} |
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} |
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my $tryserver; |
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foreach $tryserver (keys %libserv) { |
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if ($hostdom{$tryserver} eq $udom) { |
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my $answer=reply("encrypt:currentauth:$udom:$uname",$tryserver); |
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unless ($answer eq 'unknown_user' or $answer eq 'refused') { |
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if (length($answer)) { |
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return $answer; |
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} |
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else { |
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&logthis("User $uname at $udom lacks an authentication mechanism"); |
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return 'no_host'; |
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} |
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} |
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} |
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} |
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&logthis("User $uname at $udom lacks an authentication mechanism"); |
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return 'no_host'; |
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} |
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# --------- Try to authenticate user from domain's lib servers (first this one) |
# --------- Try to authenticate user from domain's lib servers (first this one) |
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sub authenticate { |
sub authenticate { |
my ($uname,$upass,$udom)=@_; |
my ($uname,$upass,$udom)=@_; |
$upass=escape($upass); |
$upass=escape($upass); |
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$uname=~s/\W//g; |
if (($perlvar{'lonRole'} eq 'library') && |
if (($perlvar{'lonRole'} eq 'library') && |
($udom eq $perlvar{'lonDefDomain'})) { |
($udom eq $perlvar{'lonDefDomain'})) { |
my $answer=reply("encrypt:auth:$udom:$uname:$upass",$perlvar{'lonHostID'}); |
my $answer=reply("encrypt:auth:$udom:$uname:$upass",$perlvar{'lonHostID'}); |
Line 479 sub idget {
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Line 531 sub idget {
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sub idrget { |
sub idrget { |
my ($udom,@unames)=@_; |
my ($udom,@unames)=@_; |
my %returnhash=(); |
my %returnhash=(); |
map { |
foreach (@unames) { |
$returnhash{$_}=(&userenvironment($udom,$_,'id'))[1]; |
$returnhash{$_}=(&userenvironment($udom,$_,'id'))[1]; |
} @unames; |
} |
return %returnhash; |
return %returnhash; |
} |
} |
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Line 490 sub idrget {
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Line 542 sub idrget {
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sub idput { |
sub idput { |
my ($udom,%ids)=@_; |
my ($udom,%ids)=@_; |
my %servers=(); |
my %servers=(); |
map { |
foreach (keys %ids) { |
my $uhom=&homeserver($_,$udom); |
my $uhom=&homeserver($_,$udom); |
if ($uhom ne 'no_host') { |
if ($uhom ne 'no_host') { |
my $id=&escape($ids{$_}); |
my $id=&escape($ids{$_}); |
Line 503 sub idput {
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Line 555 sub idput {
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} |
} |
&critical('put:'.$udom.':'.$unam.':environment:id='.$id,$uhom); |
&critical('put:'.$udom.':'.$unam.':environment:id='.$id,$uhom); |
} |
} |
} keys %ids; |
} |
map { |
foreach (keys %servers) { |
&critical('idput:'.$udom.':'.$servers{$_},$_); |
&critical('idput:'.$udom.':'.$servers{$_},$_); |
} keys %servers; |
} |
} |
} |
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# ------------------------------------- Find the section of student in a course |
# ------------------------------------- Find the section of student in a course |
Line 515 sub usection {
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Line 567 sub usection {
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my ($udom,$unam,$courseid)=@_; |
my ($udom,$unam,$courseid)=@_; |
$courseid=~s/\_/\//g; |
$courseid=~s/\_/\//g; |
$courseid=~s/^(\w)/\/$1/; |
$courseid=~s/^(\w)/\/$1/; |
map { |
foreach (split(/\&/,&reply('dump:'.$udom.':'.$unam.':roles', |
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&homeserver($unam,$udom)))) { |
my ($key,$value)=split(/\=/,$_); |
my ($key,$value)=split(/\=/,$_); |
$key=&unescape($key); |
$key=&unescape($key); |
if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) { |
if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) { |
Line 532 sub usection {
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Line 585 sub usection {
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} |
} |
unless ($notactive) { return $section; } |
unless ($notactive) { return $section; } |
} |
} |
} split(/\&/,&reply('dump:'.$udom.':'.$unam.':roles', |
} |
&homeserver($unam,$udom))); |
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return '-1'; |
return '-1'; |
} |
} |
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Line 575 sub subscribe {
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Line 627 sub subscribe {
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sub repcopy { |
sub repcopy { |
my $filename=shift; |
my $filename=shift; |
$filename=~s/\/+/\//g; |
$filename=~s/\/+/\//g; |
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if ($filename=~/^\/home\/httpd\/html\/adm\//) { return OK; } |
my $transname="$filename.in.transfer"; |
my $transname="$filename.in.transfer"; |
if ((-e $filename) || (-e $transname)) { return OK; } |
if ((-e $filename) || (-e $transname)) { return OK; } |
my $remoteurl=subscribe($filename); |
my $remoteurl=subscribe($filename); |
Line 640 sub ssi {
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Line 693 sub ssi {
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if (%form) { |
if (%form) { |
$request=new HTTP::Request('POST',"http://".$ENV{'HTTP_HOST'}.$fn); |
$request=new HTTP::Request('POST',"http://".$ENV{'HTTP_HOST'}.$fn); |
$request->content(join '&', map { "$_=$form{$_}" } keys %form); |
$request->content(join('&',map { &escape($_).'='.&escape($form{$_}) } keys %form)); |
} else { |
} else { |
$request=new HTTP::Request('GET',"http://".$ENV{'HTTP_HOST'}.$fn); |
$request=new HTTP::Request('GET',"http://".$ENV{'HTTP_HOST'}.$fn); |
} |
} |
Line 658 sub log {
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Line 711 sub log {
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return critical("log:$dom:$nam:$what",$hom); |
return critical("log:$dom:$nam:$what",$hom); |
} |
} |
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# ------------------------------------------------------------------ Course Log |
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sub flushcourselogs { |
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&logthis('Flushing course log buffers'); |
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foreach (keys %courselogs) { |
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my $crsid=$_; |
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if (&reply('log:'.$coursedombuf{$crsid}.':'. |
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&escape($courselogs{$crsid}), |
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$coursehombuf{$crsid}) eq 'ok') { |
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delete $courselogs{$crsid}; |
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} else { |
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&logthis('Failed to flush log buffer for '.$crsid); |
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if (length($courselogs{$crsid})>40000) { |
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&logthis("<font color=blue>WARNING: Buffer for ".$crsid. |
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" exceeded maximum size, deleting.</font>"); |
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delete $courselogs{$crsid}; |
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} |
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} |
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} |
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&logthis('Flushing access logs'); |
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foreach (keys %accesshash) { |
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my $entry=$_; |
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$entry=~/\_\_\_(\w+)\/(\w+)\/(.*)\_\_\_(\w+)$/; |
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my %temphash=($entry => $accesshash{$entry}); |
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if (&Apache::lonnet::put('resevaldata',\%temphash,$1,$2) eq 'ok') { |
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delete $accesshash{$entry}; |
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} |
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} |
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$dumpcount++; |
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} |
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sub courselog { |
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my $what=shift; |
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$what=time.':'.$what; |
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unless ($ENV{'request.course.id'}) { return ''; } |
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$coursedombuf{$ENV{'request.course.id'}}= |
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$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.':'. |
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$ENV{'course.'.$ENV{'request.course.id'}.'.num'}; |
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$coursehombuf{$ENV{'request.course.id'}}= |
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$ENV{'course.'.$ENV{'request.course.id'}.'.home'}; |
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if (defined $courselogs{$ENV{'request.course.id'}}) { |
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$courselogs{$ENV{'request.course.id'}}.='&'.$what; |
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} else { |
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$courselogs{$ENV{'request.course.id'}}.=$what; |
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} |
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if (length($courselogs{$ENV{'request.course.id'}})>4048) { |
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&flushcourselogs(); |
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} |
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} |
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sub courseacclog { |
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my $fnsymb=shift; |
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unless ($ENV{'request.course.id'}) { return ''; } |
|
my $what=$fnsymb.':'.$ENV{'user.name'}.':'.$ENV{'user.domain'}; |
|
if ($fnsymb=~/(problem|exam|quiz|assess|survey|form)$/) { |
|
$what.=':POST'; |
|
foreach (keys %ENV) { |
|
if ($_=~/^form\.(.*)/) { |
|
$what.=':'.$1.'='.$ENV{$_}; |
|
} |
|
} |
|
} |
|
&courselog($what); |
|
} |
|
|
|
sub countacc { |
|
my $url=&declutter(shift); |
|
unless ($ENV{'request.course.id'}) { return ''; } |
|
$accesshash{$ENV{'request.course.id'}.'___'.$url.'___course'}=1; |
|
my $key=$processmarker.'_'.$dumpcount.'___'.$url.'___count'; |
|
if (defined($accesshash{$key})) { |
|
$accesshash{$key}++; |
|
} else { |
|
$accesshash{$key}=1; |
|
} |
|
} |
|
|
|
# ----------------------------------------------------------- Check out an item |
|
|
|
sub checkout { |
|
my ($symb,$tuname,$tudom,$tcrsid)=@_; |
|
my $now=time; |
|
my $lonhost=$perlvar{'lonHostID'}; |
|
my $infostr=&escape( |
|
$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.'_'.$hostip{$lonhost}.'_'.$tb; |
|
$dtoken=~s/\W/\_/g; |
|
my ($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 |
# --------------------------------------------- Set Expire Date for Spreadsheet |
|
|
sub expirespread { |
sub expirespread { |
Line 698 sub devalidate {
|
Line 914 sub devalidate {
|
} |
} |
} |
} |
|
|
|
sub arrayref2str { |
|
my ($arrayref) = @_; |
|
my $result='_ARRAY_REF__'; |
|
foreach my $elem (@$arrayref) { |
|
if (ref($elem) eq 'ARRAY') { |
|
$result.=&escape(&arrayref2str($elem)).'&'; |
|
} elsif (ref($elem) eq 'HASH') { |
|
$result.=&escape(&hashref2str($elem)).'&'; |
|
} elsif (ref($elem)) { |
|
&logthis("Got a ref of ".(ref($elem))." skipping."); |
|
} else { |
|
$result.=&escape($elem).'&'; |
|
} |
|
} |
|
$result=~s/\&$//; |
|
return $result; |
|
} |
|
|
|
sub hash2str { |
|
my (%hash) = @_; |
|
my $result=&hashref2str(\%hash); |
|
$result=~s/^_HASH_REF__//; |
|
return $result; |
|
} |
|
|
|
sub hashref2str { |
|
my ($hashref)=@_; |
|
my $result='_HASH_REF__'; |
|
foreach (keys(%$hashref)) { |
|
if (ref($_) eq 'ARRAY') { |
|
$result.=&escape(&arrayref2str($_)).'='; |
|
} elsif (ref($_) eq 'HASH') { |
|
$result.=&escape(&hashref2str($_)).'='; |
|
} elsif (ref($_)) { |
|
&logthis("Got a ref of ".(ref($_))." skipping."); |
|
} else { |
|
$result.=&escape($_).'='; |
|
} |
|
|
|
if (ref($$hashref{$_}) eq 'ARRAY') { |
|
$result.=&escape(&arrayref2str($$hashref{$_})).'&'; |
|
} elsif (ref($$hashref{$_}) eq 'HASH') { |
|
$result.=&escape(&hashref2str($$hashref{$_})).'&'; |
|
} elsif (ref($$hashref{$_})) { |
|
&logthis("Got a ref of ".(ref($$hashref{$_}))." skipping."); |
|
} else { |
|
$result.=&escape($$hashref{$_}).'&'; |
|
} |
|
} |
|
$result=~s/\&$//; |
|
return $result; |
|
} |
|
|
|
sub str2hash { |
|
my ($string) = @_; |
|
my %returnhash; |
|
foreach (split(/\&/,$string)) { |
|
my ($name,$value)=split(/\=/,$_); |
|
$name=&unescape($name); |
|
$value=&unescape($value); |
|
if ($value =~ /^_HASH_REF__/) { |
|
$value =~ s/^_HASH_REF__//; |
|
my %hash=&str2hash($value); |
|
$value=\%hash; |
|
} elsif ($value =~ /^_ARRAY_REF__/) { |
|
$value =~ s/^_ARRAY_REF__//; |
|
my @array=&str2array($value); |
|
$value=\@array; |
|
} |
|
$returnhash{$name}=$value; |
|
} |
|
return (%returnhash); |
|
} |
|
|
|
sub str2array { |
|
my ($string) = @_; |
|
my @returnarray; |
|
foreach my $value (split(/\&/,$string)) { |
|
$value=&unescape($value); |
|
if ($value =~ /^_HASH_REF__/) { |
|
$value =~ s/^_HASH_REF__//; |
|
my %hash=&str2hash($value); |
|
$value=\%hash; |
|
} elsif ($value =~ /^_ARRAY_REF__/) { |
|
$value =~ s/^_ARRAY_REF__//; |
|
my @array=&str2array($value); |
|
$value=\@array; |
|
} |
|
push(@returnarray,$value); |
|
} |
|
return (@returnarray); |
|
} |
|
|
|
# -------------------------------------------------------------------Temp Store |
|
|
|
sub tmpreset { |
|
my ($symb,$namespace,$domain,$stuname) = @_; |
|
if (!$symb) { |
|
$symb=&symbread(); |
|
if (!$symb) { $symb= $ENV{'REQUEST_URI'}; } |
|
} |
|
$symb=escape($symb); |
|
|
|
if (!$namespace) { $namespace=$ENV{'request.state'}; } |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
|
|
#FIXME needs to do something for /pub resources |
|
if (!$domain) { $domain=$ENV{'user.domain'}; } |
|
if (!$stuname) { $stuname=$ENV{'user.name'}; } |
|
my $path=$perlvar{'lonDaemons'}.'/tmp'; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File', |
|
$path.'/tmpstore_'.$stuname.'_'.$domain.'_'.$namespace.'.db', |
|
&GDBM_WRCREAT,0640)) { |
|
foreach my $key (keys %hash) { |
|
if ($key=~ /:$symb/) { |
|
delete($hash{$key}); |
|
} |
|
} |
|
} |
|
} |
|
|
|
sub tmpstore { |
|
my ($storehash,$symb,$namespace,$domain,$stuname) = @_; |
|
|
|
if (!$symb) { |
|
$symb=&symbread(); |
|
if (!$symb) { $symb= $ENV{'request.url'}; } |
|
} |
|
$symb=escape($symb); |
|
|
|
if (!$namespace) { |
|
# I don't think we would ever want to store this for a course. |
|
# it seems this will only be used if we don't have a course. |
|
#$namespace=$ENV{'request.course.id'}; |
|
#if (!$namespace) { |
|
$namespace=$ENV{'request.state'}; |
|
#} |
|
} |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
#FIXME needs to do something for /pub resources |
|
if (!$domain) { $domain=$ENV{'user.domain'}; } |
|
if (!$stuname) { $stuname=$ENV{'user.name'}; } |
|
my $now=time; |
|
my %hash; |
|
my $path=$perlvar{'lonDaemons'}.'/tmp'; |
|
if (tie(%hash,'GDBM_File', |
|
$path.'/tmpstore_'.$stuname.'_'.$domain.'_'.$namespace.'.db', |
|
&GDBM_WRCREAT,0640)) { |
|
$hash{"version:$symb"}++; |
|
my $version=$hash{"version:$symb"}; |
|
my $allkeys=''; |
|
foreach my $key (keys(%$storehash)) { |
|
$allkeys.=$key.':'; |
|
$hash{"$version:$symb:$key"}=$$storehash{$key}; |
|
} |
|
$hash{"$version:$symb:timestamp"}=$now; |
|
$allkeys.='timestamp'; |
|
$hash{"$version:keys:$symb"}=$allkeys; |
|
if (untie(%hash)) { |
|
return 'ok'; |
|
} else { |
|
return "error:$!"; |
|
} |
|
} else { |
|
return "error:$!"; |
|
} |
|
} |
|
|
|
# -----------------------------------------------------------------Temp Restore |
|
|
|
sub tmprestore { |
|
my ($symb,$namespace,$domain,$stuname) = @_; |
|
|
|
if (!$symb) { |
|
$symb=&symbread(); |
|
if (!$symb) { $symb= $ENV{'request.url'}; } |
|
} |
|
$symb=escape($symb); |
|
|
|
if (!$namespace) { $namespace=$ENV{'request.state'}; } |
|
#FIXME needs to do something for /pub resources |
|
if (!$domain) { $domain=$ENV{'user.domain'}; } |
|
if (!$stuname) { $stuname=$ENV{'user.name'}; } |
|
|
|
my %returnhash; |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
my %hash; |
|
my $path=$perlvar{'lonDaemons'}.'/tmp'; |
|
if (tie(%hash,'GDBM_File', |
|
$path.'/tmpstore_'.$stuname.'_'.$domain.'_'.$namespace.'.db', |
|
&GDBM_READER,0640)) { |
|
my $version=$hash{"version:$symb"}; |
|
$returnhash{'version'}=$version; |
|
my $scope; |
|
for ($scope=1;$scope<=$version;$scope++) { |
|
my $vkeys=$hash{"$scope:keys:$symb"}; |
|
my @keys=split(/:/,$vkeys); |
|
my $key; |
|
$returnhash{"$scope:keys"}=$vkeys; |
|
foreach $key (@keys) { |
|
$returnhash{"$scope:$key"}=$hash{"$scope:$symb:$key"}; |
|
$returnhash{"$key"}=$hash{"$scope:$symb:$key"}; |
|
} |
|
} |
|
if (!(untie(%hash))) { |
|
return "error:$!"; |
|
} |
|
} else { |
|
return "error:$!"; |
|
} |
|
return %returnhash; |
|
} |
|
|
# ----------------------------------------------------------------------- Store |
# ----------------------------------------------------------------------- Store |
|
|
sub store { |
sub store { |
my ($storehash,$symb,$namespace,$domain,$stuname) = @_; |
my ($storehash,$symb,$namespace,$domain,$stuname) = @_; |
my $home=''; |
my $home=''; |
|
|
if ($stuname) { |
if ($stuname) { $home=&homeserver($stuname,$domain); } |
$home=&homeserver($stuname,$domain); |
|
} |
|
|
|
|
$symb=&symbclean($symb); |
if (!$symb) { unless ($symb=&symbread()) { return ''; } } |
if (!$symb) { unless ($symb=&symbread()) { return ''; } } |
|
|
&devalidate($symb); |
&devalidate($symb); |
|
|
$symb=escape($symb); |
$symb=escape($symb); |
if (!$namespace) { unless ($namespace=$ENV{'request.course.id'}) { return ''; } } |
if (!$namespace) { |
|
unless ($namespace=$ENV{'request.course.id'}) { |
|
return ''; |
|
} |
|
} |
if (!$domain) { $domain=$ENV{'user.domain'}; } |
if (!$domain) { $domain=$ENV{'user.domain'}; } |
if (!$stuname) { $stuname=$ENV{'user.name'}; } |
if (!$stuname) { $stuname=$ENV{'user.name'}; } |
if (!$home) { $home=$ENV{'user.home'}; } |
if (!$home) { $home=$ENV{'user.home'}; } |
my $namevalue=''; |
my $namevalue=''; |
map { |
foreach (keys %$storehash) { |
$namevalue.=escape($_).'='.escape($$storehash{$_}).'&'; |
$namevalue.=escape($_).'='.escape($$storehash{$_}).'&'; |
} keys %$storehash; |
} |
$namevalue=~s/\&$//; |
$namevalue=~s/\&$//; |
|
&courselog($symb.':'.$stuname.':'.$domain.':STORE:'.$namevalue); |
return reply("store:$domain:$stuname:$namespace:$symb:$namevalue","$home"); |
return reply("store:$domain:$stuname:$namespace:$symb:$namevalue","$home"); |
} |
} |
|
|
Line 731 sub cstore {
|
Line 1168 sub cstore {
|
my ($storehash,$symb,$namespace,$domain,$stuname) = @_; |
my ($storehash,$symb,$namespace,$domain,$stuname) = @_; |
my $home=''; |
my $home=''; |
|
|
if ($stuname) { |
if ($stuname) { $home=&homeserver($stuname,$domain); } |
$home=&homeserver($stuname,$domain); |
|
} |
|
|
|
|
$symb=&symbclean($symb); |
if (!$symb) { unless ($symb=&symbread()) { return ''; } } |
if (!$symb) { unless ($symb=&symbread()) { return ''; } } |
|
|
&devalidate($symb); |
&devalidate($symb); |
|
|
$symb=escape($symb); |
$symb=escape($symb); |
if (!$namespace) { unless ($namespace=$ENV{'request.course.id'}) { return ''; } } |
if (!$namespace) { |
|
unless ($namespace=$ENV{'request.course.id'}) { |
|
return ''; |
|
} |
|
} |
if (!$domain) { $domain=$ENV{'user.domain'}; } |
if (!$domain) { $domain=$ENV{'user.domain'}; } |
if (!$stuname) { $stuname=$ENV{'user.name'}; } |
if (!$stuname) { $stuname=$ENV{'user.name'}; } |
if (!$home) { $home=$ENV{'user.home'}; } |
if (!$home) { $home=$ENV{'user.home'}; } |
|
|
my $namevalue=''; |
my $namevalue=''; |
map { |
foreach (keys %$storehash) { |
$namevalue.=escape($_).'='.escape($$storehash{$_}).'&'; |
$namevalue.=escape($_).'='.escape($$storehash{$_}).'&'; |
} keys %$storehash; |
} |
$namevalue=~s/\&$//; |
$namevalue=~s/\&$//; |
return critical("store:$domain:$stuname:$namespace:$symb:$namevalue","$home"); |
&courselog($symb.':'.$stuname.':'.$domain.':CSTORE:'.$namevalue); |
|
return critical |
|
("store:$domain:$stuname:$namespace:$symb:$namevalue","$home"); |
} |
} |
|
|
# --------------------------------------------------------------------- Restore |
# --------------------------------------------------------------------- Restore |
Line 759 sub restore {
|
Line 1201 sub restore {
|
my ($symb,$namespace,$domain,$stuname) = @_; |
my ($symb,$namespace,$domain,$stuname) = @_; |
my $home=''; |
my $home=''; |
|
|
if ($stuname) { |
if ($stuname) { $home=&homeserver($stuname,$domain); } |
$home=&homeserver($stuname,$domain); |
|
} |
|
|
|
if (!$symb) { |
if (!$symb) { |
unless ($symb=escape(&symbread())) { return ''; } |
unless ($symb=escape(&symbread())) { return ''; } |
} else { |
} else { |
$symb=&escape($symb); |
$symb=&escape(&symbclean($symb)); |
|
} |
|
if (!$namespace) { |
|
unless ($namespace=$ENV{'request.course.id'}) { |
|
return ''; |
|
} |
} |
} |
if (!$namespace) { unless ($namespace=$ENV{'request.course.id'}) { return ''; } } |
|
if (!$domain) { $domain=$ENV{'user.domain'}; } |
if (!$domain) { $domain=$ENV{'user.domain'}; } |
if (!$stuname) { $stuname=$ENV{'user.name'}; } |
if (!$stuname) { $stuname=$ENV{'user.name'}; } |
if (!$home) { $home=$ENV{'user.home'}; } |
if (!$home) { $home=$ENV{'user.home'}; } |
my $answer=&reply("restore:$domain:$stuname:$namespace:$symb","$home"); |
my $answer=&reply("restore:$domain:$stuname:$namespace:$symb","$home"); |
|
|
my %returnhash=(); |
my %returnhash=(); |
map { |
foreach (split(/\&/,$answer)) { |
my ($name,$value)=split(/\=/,$_); |
my ($name,$value)=split(/\=/,$_); |
$returnhash{&unescape($name)}=&unescape($value); |
$returnhash{&unescape($name)}=&unescape($value); |
} split(/\&/,$answer); |
} |
my $version; |
my $version; |
for ($version=1;$version<=$returnhash{'version'};$version++) { |
for ($version=1;$version<=$returnhash{'version'};$version++) { |
map { |
foreach (split(/\:/,$returnhash{$version.':keys'})) { |
$returnhash{$_}=$returnhash{$version.':'.$_}; |
$returnhash{$_}=$returnhash{$version.':'.$_}; |
} split(/\:/,$returnhash{$version.':keys'}); |
} |
} |
} |
return %returnhash; |
return %returnhash; |
} |
} |
Line 834 sub rolesinit {
|
Line 1278 sub rolesinit {
|
my $thesestr; |
my $thesestr; |
|
|
if ($rolesdump ne '') { |
if ($rolesdump ne '') { |
map { |
foreach (split(/&/,$rolesdump)) { |
if ($_!~/^rolesdef\&/) { |
if ($_!~/^rolesdef\&/) { |
my ($area,$role)=split(/=/,$_); |
my ($area,$role)=split(/=/,$_); |
$area=~s/\_\w\w$//; |
$area=~s/\_\w\w$//; |
Line 890 sub rolesinit {
|
Line 1334 sub rolesinit {
|
} |
} |
} |
} |
} |
} |
} split(/&/,$rolesdump); |
} |
my $adv=0; |
my $adv=0; |
my $author=0; |
my $author=0; |
map { |
foreach (keys %allroles) { |
%thesepriv=(); |
%thesepriv=(); |
if ($_!~/^st/) { $adv=1; } |
if (($_!~/^st/) && ($_!~/^ta/) && ($_!~/^cm/)) { $adv=1; } |
if (($_=~/^au/) || ($_=~/^ca/)) { $author=1; } |
if (($_=~/^au/) || ($_=~/^ca/)) { $author=1; } |
map { |
foreach (split(/:/,$allroles{$_})) { |
if ($_ ne '') { |
if ($_ ne '') { |
my ($privilege,$restrictions)=split(/&/,$_); |
my ($privilege,$restrictions)=split(/&/,$_); |
if ($restrictions eq '') { |
if ($restrictions eq '') { |
Line 908 sub rolesinit {
|
Line 1352 sub rolesinit {
|
} |
} |
} |
} |
} |
} |
} split(/:/,$allroles{$_}); |
} |
$thesestr=''; |
$thesestr=''; |
map { $thesestr.=':'.$_.'&'.$thesepriv{$_}; } keys %thesepriv; |
foreach (keys %thesepriv) { $thesestr.=':'.$_.'&'.$thesepriv{$_}; } |
$userroles.='user.priv.'.$_.'='.$thesestr."\n"; |
$userroles.='user.priv.'.$_.'='.$thesestr."\n"; |
} keys %allroles; |
} |
$userroles.='user.adv='.$adv."\n". |
$userroles.='user.adv='.$adv."\n". |
'user.author='.$author."\n"; |
'user.author='.$author."\n"; |
$ENV{'user.adv'}=$adv; |
$ENV{'user.adv'}=$adv; |
Line 925 sub rolesinit {
|
Line 1369 sub rolesinit {
|
sub get { |
sub get { |
my ($namespace,$storearr,$udomain,$uname)=@_; |
my ($namespace,$storearr,$udomain,$uname)=@_; |
my $items=''; |
my $items=''; |
map { |
foreach (@$storearr) { |
$items.=escape($_).'&'; |
$items.=escape($_).'&'; |
} @$storearr; |
} |
$items=~s/\&$//; |
$items=~s/\&$//; |
if (!$udomain) { $udomain=$ENV{'user.domain'}; } |
if (!$udomain) { $udomain=$ENV{'user.domain'}; } |
if (!$uname) { $uname=$ENV{'user.name'}; } |
if (!$uname) { $uname=$ENV{'user.name'}; } |
Line 937 sub get {
|
Line 1381 sub get {
|
my @pairs=split(/\&/,$rep); |
my @pairs=split(/\&/,$rep); |
my %returnhash=(); |
my %returnhash=(); |
my $i=0; |
my $i=0; |
map { |
foreach (@$storearr) { |
$returnhash{$_}=unescape($pairs[$i]); |
$returnhash{$_}=unescape($pairs[$i]); |
$i++; |
$i++; |
} @$storearr; |
} |
return %returnhash; |
return %returnhash; |
} |
} |
|
|
Line 949 sub get {
|
Line 1393 sub get {
|
sub del { |
sub del { |
my ($namespace,$storearr,$udomain,$uname)=@_; |
my ($namespace,$storearr,$udomain,$uname)=@_; |
my $items=''; |
my $items=''; |
map { |
foreach (@$storearr) { |
$items.=escape($_).'&'; |
$items.=escape($_).'&'; |
} @$storearr; |
} |
$items=~s/\&$//; |
$items=~s/\&$//; |
if (!$udomain) { $udomain=$ENV{'user.domain'}; } |
if (!$udomain) { $udomain=$ENV{'user.domain'}; } |
if (!$uname) { $uname=$ENV{'user.name'}; } |
if (!$uname) { $uname=$ENV{'user.name'}; } |
Line 963 sub del {
|
Line 1407 sub del {
|
# -------------------------------------------------------------- dump interface |
# -------------------------------------------------------------- dump interface |
|
|
sub dump { |
sub dump { |
my ($namespace,$udomain,$uname)=@_; |
my ($namespace,$udomain,$uname,$regexp)=@_; |
if (!$udomain) { $udomain=$ENV{'user.domain'}; } |
if (!$udomain) { $udomain=$ENV{'user.domain'}; } |
if (!$uname) { $uname=$ENV{'user.name'}; } |
if (!$uname) { $uname=$ENV{'user.name'}; } |
my $uhome=&homeserver($uname,$udomain); |
my $uhome=&homeserver($uname,$udomain); |
my $rep=reply("dump:$udomain:$uname:$namespace",$uhome); |
if ($regexp) { |
|
$regexp=&escape($regexp); |
|
} else { |
|
$regexp='.'; |
|
} |
|
my $rep=reply("dump:$udomain:$uname:$namespace:$regexp",$uhome); |
my @pairs=split(/\&/,$rep); |
my @pairs=split(/\&/,$rep); |
my %returnhash=(); |
my %returnhash=(); |
map { |
foreach (@pairs) { |
my ($key,$value)=split(/=/,$_); |
my ($key,$value)=split(/=/,$_); |
$returnhash{unescape($key)}=unescape($value); |
$returnhash{unescape($key)}=unescape($value); |
} @pairs; |
} |
return %returnhash; |
return %returnhash; |
} |
} |
|
|
# --------------------------------------------------------------- put interface |
# --------------------------------------------------------------- put interface |
|
|
sub put { |
sub put { |
my ($namespace,%storehash)=@_; |
my ($namespace,$storehash,$udomain,$uname)=@_; |
|
if (!$udomain) { $udomain=$ENV{'user.domain'}; } |
|
if (!$uname) { $uname=$ENV{'user.name'}; } |
|
my $uhome=&homeserver($uname,$udomain); |
my $items=''; |
my $items=''; |
map { |
foreach (keys %$storehash) { |
$items.=escape($_).'='.escape($storehash{$_}).'&'; |
$items.=&escape($_).'='.&escape($$storehash{$_}).'&'; |
} keys %storehash; |
} |
$items=~s/\&$//; |
$items=~s/\&$//; |
return reply("put:$ENV{'user.domain'}:$ENV{'user.name'}:$namespace:$items", |
return &reply("put:$udomain:$uname:$namespace:$items",$uhome); |
$ENV{'user.home'}); |
|
} |
} |
|
|
# ------------------------------------------------------ critical put interface |
# ------------------------------------------------------ critical put interface |
|
|
sub cput { |
sub cput { |
my ($namespace,%storehash)=@_; |
my ($namespace,$storehash,$udomain,$uname)=@_; |
|
if (!$udomain) { $udomain=$ENV{'user.domain'}; } |
|
if (!$uname) { $uname=$ENV{'user.name'}; } |
|
my $uhome=&homeserver($uname,$udomain); |
my $items=''; |
my $items=''; |
map { |
foreach (keys %$storehash) { |
$items.=escape($_).'='.escape($storehash{$_}).'&'; |
$items.=escape($_).'='.escape($$storehash{$_}).'&'; |
} keys %storehash; |
} |
$items=~s/\&$//; |
$items=~s/\&$//; |
return critical |
return &critical("put:$udomain:$uname:$namespace:$items",$uhome); |
("put:$ENV{'user.domain'}:$ENV{'user.name'}:$namespace:$items", |
|
$ENV{'user.home'}); |
|
} |
} |
|
|
# -------------------------------------------------------------- eget interface |
# -------------------------------------------------------------- eget interface |
Line 1009 sub cput {
|
Line 1461 sub cput {
|
sub eget { |
sub eget { |
my ($namespace,$storearr,$udomain,$uname)=@_; |
my ($namespace,$storearr,$udomain,$uname)=@_; |
my $items=''; |
my $items=''; |
map { |
foreach (@$storearr) { |
$items.=escape($_).'&'; |
$items.=escape($_).'&'; |
} @$storearr; |
} |
$items=~s/\&$//; |
$items=~s/\&$//; |
if (!$udomain) { $udomain=$ENV{'user.domain'}; } |
if (!$udomain) { $udomain=$ENV{'user.domain'}; } |
if (!$uname) { $uname=$ENV{'user.name'}; } |
if (!$uname) { $uname=$ENV{'user.name'}; } |
Line 1020 sub eget {
|
Line 1472 sub eget {
|
my @pairs=split(/\&/,$rep); |
my @pairs=split(/\&/,$rep); |
my %returnhash=(); |
my %returnhash=(); |
my $i=0; |
my $i=0; |
map { |
foreach (@$storearr) { |
$returnhash{$_}=unescape($pairs[$i]); |
$returnhash{$_}=unescape($pairs[$i]); |
$i++; |
$i++; |
} @$storearr; |
} |
return %returnhash; |
return %returnhash; |
} |
} |
|
|
Line 1031 sub eget {
|
Line 1483 sub eget {
|
|
|
sub allowed { |
sub allowed { |
my ($priv,$uri)=@_; |
my ($priv,$uri)=@_; |
|
|
|
my $orguri=$uri; |
$uri=&declutter($uri); |
$uri=&declutter($uri); |
|
|
# Free bre access to adm and meta resources |
# Free bre access to adm and meta resources |
Line 1039 sub allowed {
|
Line 1493 sub allowed {
|
return 'F'; |
return 'F'; |
} |
} |
|
|
|
# Free bre to public access |
|
|
|
if ($priv eq 'bre') { |
|
if (&metadata($uri,'copyright') eq 'public') { return 'F'; } |
|
} |
|
|
my $thisallowed=''; |
my $thisallowed=''; |
my $statecond=0; |
my $statecond=0; |
my $courseprivid=''; |
my $courseprivid=''; |
Line 1074 sub allowed {
|
Line 1534 sub allowed {
|
|
|
# If this is generating or modifying users, exit with special codes |
# If this is generating or modifying users, exit with special codes |
|
|
if (':csu:cdc:ccc:cin:cta:cep:ccr:cst:cad:cli:cau:cdg:'=~/\:$priv\:/) { |
if (':csu:cdc:ccc:cin:cta:cep:ccr:cst:cad:cli:cau:cdg:cca:'=~/\:$priv\:/) { |
return $thisallowed; |
return $thisallowed; |
} |
} |
# |
# |
Line 1104 sub allowed {
|
Line 1564 sub allowed {
|
} |
} |
} |
} |
|
|
if (($ENV{'HTTP_REFERER'}) && ($checkreferer)) { |
if ($checkreferer) { |
my $refuri=$ENV{'HTTP_REFERER'}; |
my $refuri=$ENV{'httpref.'.$orguri}; |
$refuri=~s/^http\:\/\/$ENV{'request.host'}//i; |
|
$refuri=&declutter($refuri); |
unless ($refuri) { |
|
foreach (keys %ENV) { |
|
if ($_=~/^httpref\..*\*/) { |
|
my $pattern=$_; |
|
$pattern=~s/^httpref\.\/res\///; |
|
$pattern=~s/\*/\[\^\/\]\+/g; |
|
$pattern=~s/\//\\\//g; |
|
if ($orguri=~/$pattern/) { |
|
$refuri=$ENV{$_}; |
|
} |
|
} |
|
} |
|
} |
|
if ($refuri) { |
|
$refuri=&declutter($refuri); |
my @uriparts=split(/\//,$refuri); |
my @uriparts=split(/\//,$refuri); |
my $filename=$uriparts[$#uriparts]; |
my $filename=$uriparts[$#uriparts]; |
my $pathname=$refuri; |
my $pathname=$refuri; |
$pathname=~s/\/$filename$//; |
$pathname=~s/\/$filename$//; |
my @filenameparts=split(/\./,$uri); |
|
if (&fileembstyle($filenameparts[$#filenameparts]) ne 'ssi') { |
|
if ($ENV{'acc.res.'.$ENV{'request.course.id'}.'.'.$pathname}=~ |
if ($ENV{'acc.res.'.$ENV{'request.course.id'}.'.'.$pathname}=~ |
/\&$filename\:([\d\|]+)\&/) { |
/\&$filename\:([\d\|]+)\&/) { |
my $refstatecond=$1; |
my $refstatecond=$1; |
Line 1123 sub allowed {
|
Line 1595 sub allowed {
|
$uri=$refuri; |
$uri=$refuri; |
$statecond=$refstatecond; |
$statecond=$refstatecond; |
} |
} |
} |
|
} |
} |
|
} |
} |
} |
} |
} |
|
|
Line 1215 sub allowed {
|
Line 1687 sub allowed {
|
if ($thisallowed=~/C/) { |
if ($thisallowed=~/C/) { |
my $rolecode=(split(/\./,$ENV{'request.role'}))[0]; |
my $rolecode=(split(/\./,$ENV{'request.role'}))[0]; |
if ($ENV{'course.'.$ENV{'request.course.id'}.'.'.$priv.'.roles.denied'} |
if ($ENV{'course.'.$ENV{'request.course.id'}.'.'.$priv.'.roles.denied'} |
=~/\,$rolecode\,/) { |
=~/$rolecode/) { |
&log($ENV{'user.domain'},$ENV{'user.name'},$ENV{'user.host'}, |
&log($ENV{'user.domain'},$ENV{'user.name'},$ENV{'user.host'}, |
'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode.' in '. |
'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode.' in '. |
$ENV{'request.course.id'}); |
$ENV{'request.course.id'}); |
Line 1262 sub allowed {
|
Line 1734 sub allowed {
|
sub definerole { |
sub definerole { |
if (allowed('mcr','/')) { |
if (allowed('mcr','/')) { |
my ($rolename,$sysrole,$domrole,$courole)=@_; |
my ($rolename,$sysrole,$domrole,$courole)=@_; |
map { |
foreach (split('/',$sysrole)) { |
my ($crole,$cqual)=split(/\&/,$_); |
my ($crole,$cqual)=split(/\&/,$_); |
if ($pr{'cr:s'}!~/$crole/) { return "refused:s:$crole"; } |
if ($pr{'cr:s'}!~/$crole/) { return "refused:s:$crole"; } |
if ($pr{'cr:s'}=~/$crole\&/) { |
if ($pr{'cr:s'}=~/$crole\&/) { |
Line 1270 sub definerole {
|
Line 1742 sub definerole {
|
return "refused:s:$crole&$cqual"; |
return "refused:s:$crole&$cqual"; |
} |
} |
} |
} |
} split('/',$sysrole); |
} |
map { |
foreach (split('/',$domrole)) { |
my ($crole,$cqual)=split(/\&/,$_); |
my ($crole,$cqual)=split(/\&/,$_); |
if ($pr{'cr:d'}!~/$crole/) { return "refused:d:$crole"; } |
if ($pr{'cr:d'}!~/$crole/) { return "refused:d:$crole"; } |
if ($pr{'cr:d'}=~/$crole\&/) { |
if ($pr{'cr:d'}=~/$crole\&/) { |
Line 1279 sub definerole {
|
Line 1751 sub definerole {
|
return "refused:d:$crole&$cqual"; |
return "refused:d:$crole&$cqual"; |
} |
} |
} |
} |
} split('/',$domrole); |
} |
map { |
foreach (split('/',$courole)) { |
my ($crole,$cqual)=split(/\&/,$_); |
my ($crole,$cqual)=split(/\&/,$_); |
if ($pr{'cr:c'}!~/$crole/) { return "refused:c:$crole"; } |
if ($pr{'cr:c'}!~/$crole/) { return "refused:c:$crole"; } |
if ($pr{'cr:c'}=~/$crole\&/) { |
if ($pr{'cr:c'}=~/$crole\&/) { |
Line 1288 sub definerole {
|
Line 1760 sub definerole {
|
return "refused:c:$crole&$cqual"; |
return "refused:c:$crole&$cqual"; |
} |
} |
} |
} |
} split('/',$courole); |
} |
my $command="encrypt:rolesput:$ENV{'user.domain'}:$ENV{'user.name'}:". |
my $command="encrypt:rolesput:$ENV{'user.domain'}:$ENV{'user.name'}:". |
"$ENV{'user.domain'}:$ENV{'user.name'}:". |
"$ENV{'user.domain'}:$ENV{'user.name'}:". |
"rolesdef_$rolename=". |
"rolesdef_$rolename=". |
Line 1303 sub definerole {
|
Line 1775 sub definerole {
|
|
|
sub metadata_query { |
sub metadata_query { |
my ($query,$custom,$customshow)=@_; |
my ($query,$custom,$customshow)=@_; |
# need to put in a library server loop here and return a hash |
|
my %rhash; |
my %rhash; |
for my $server (keys %libserv) { |
for my $server (keys %libserv) { |
unless ($custom or $customshow) { |
unless ($custom or $customshow) { |
Line 1327 sub plaintext {
|
Line 1798 sub plaintext {
|
return $prp{$short}; |
return $prp{$short}; |
} |
} |
|
|
# ------------------------------------------------------------------ Plain Text |
|
|
|
sub fileembstyle { |
|
my $ending=shift; |
|
return $fe{$ending}; |
|
} |
|
|
|
# ------------------------------------------------------------ Description Text |
|
|
|
sub filedescription { |
|
my $ending=shift; |
|
return $fd{$ending}; |
|
} |
|
|
|
# ----------------------------------------------------------------- Assign Role |
# ----------------------------------------------------------------- Assign Role |
|
|
sub assignrole { |
sub assignrole { |
Line 1378 sub assignrole {
|
Line 1835 sub assignrole {
|
return &reply($command,&homeserver($uname,$udom)); |
return &reply($command,&homeserver($uname,$udom)); |
} |
} |
|
|
# --------------------------------------------------------------- Modify a user |
# -------------------------------------------------- Modify user authentication |
|
# Overrides without validation |
|
|
|
sub modifyuserauth { |
|
my ($udom,$uname,$umode,$upass)=@_; |
|
my $uhome=&homeserver($uname,$udom); |
|
unless (&allowed('mau',$udom)) { return 'refused'; } |
|
&logthis('Call to modify user authentication '.$udom.', '.$uname.', '. |
|
$umode.' by '.$ENV{'user.name'}.' at '.$ENV{'user.domain'}); |
|
my $reply=&reply('encrypt:changeuserauth:'.$udom.':'.$uname.':'.$umode.':'. |
|
&escape($upass),$uhome); |
|
&log($ENV{'user.domain'},$ENV{'user.name'},$ENV{'user.home'}, |
|
'Authentication changed for '.$udom.', '.$uname.', '.$umode. |
|
'(Remote '.$ENV{'REMOTE_ADDR'}.'): '.$reply); |
|
&log($udom,,$uname,$uhome, |
|
'Authentication changed by '.$ENV{'user.domain'}.', '. |
|
$ENV{'user.name'}.', '.$umode. |
|
'(Remote '.$ENV{'REMOTE_ADDR'}.'): '.$reply); |
|
unless ($reply eq 'ok') { |
|
&logthis('Authentication mode error: '.$reply); |
|
return 'error: '.$reply; |
|
} |
|
return 'ok'; |
|
} |
|
|
|
# --------------------------------------------------------------- Modify a user |
|
|
sub modifyuser { |
sub modifyuser { |
my ($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene)=@_; |
my ($udom, $uname, $uid, |
|
$umode, $upass, $first, |
|
$middle, $last, $gene, |
|
$forceid, $desiredhome)=@_; |
|
$udom=~s/\W//g; |
|
$uname=~s/\W//g; |
&logthis('Call to modify user '.$udom.', '.$uname.', '.$uid.', '. |
&logthis('Call to modify user '.$udom.', '.$uname.', '.$uid.', '. |
$umode.', '.$first.', '.$middle.', '. |
$umode.', '.$first.', '.$middle.', '. |
$last.', '.$gene.' by '. |
$last.', '.$gene.'(forceid: '.$forceid.')'. |
$ENV{'user.name'}.' at '.$ENV{'user.domain'}); |
(defined($desiredhome) ? ' desiredhome = '.$desiredhome : |
|
' desiredhome not specified'). |
|
' by '.$ENV{'user.name'}.' at '.$ENV{'user.domain'}); |
my $uhome=&homeserver($uname,$udom); |
my $uhome=&homeserver($uname,$udom); |
# ----------------------------------------------------------------- Create User |
# ----------------------------------------------------------------- Create User |
if (($uhome eq 'no_host') && ($umode) && ($upass)) { |
if (($uhome eq 'no_host') && ($umode) && ($upass)) { |
my $unhome=''; |
my $unhome=''; |
if ($ENV{'course.'.$ENV{'request.course.id'}.'.domain'} eq $udom) { |
if (defined($desiredhome) && $hostdom{$desiredhome} eq $udom) { |
|
$unhome = $desiredhome; |
|
} elsif($ENV{'course.'.$ENV{'request.course.id'}.'.domain'} eq $udom) { |
$unhome=$ENV{'course.'.$ENV{'request.course.id'}.'.home'}; |
$unhome=$ENV{'course.'.$ENV{'request.course.id'}.'.home'}; |
} else { |
} else { # load balancing routine for determining $unhome |
my $tryserver; |
my $tryserver; |
my $loadm=10000000; |
my $loadm=10000000; |
foreach $tryserver (keys %libserv) { |
foreach $tryserver (keys %libserv) { |
Line 1407 sub modifyuser {
|
Line 1897 sub modifyuser {
|
} |
} |
} |
} |
if (($unhome eq '') || ($unhome eq 'no_host')) { |
if (($unhome eq '') || ($unhome eq 'no_host')) { |
return 'error: find home'; |
return 'error: unable to find a home server for '.$uname. |
|
' in domain '.$udom; |
} |
} |
my $reply=&reply('encrypt:makeuser:'.$udom.':'.$uname.':'.$umode.':'. |
my $reply=&reply('encrypt:makeuser:'.$udom.':'.$uname.':'.$umode.':'. |
&escape($upass),$unhome); |
&escape($upass),$unhome); |
Line 1418 sub modifyuser {
|
Line 1909 sub modifyuser {
|
if (($uhome eq '') || ($uhome eq 'no_host') || ($uhome ne $unhome)) { |
if (($uhome eq '') || ($uhome eq 'no_host') || ($uhome ne $unhome)) { |
return 'error: verify home'; |
return 'error: verify home'; |
} |
} |
} |
} # End of creation of new user |
# ---------------------------------------------------------------------- Add ID |
# ---------------------------------------------------------------------- Add ID |
if ($uid) { |
if ($uid) { |
$uid=~tr/A-Z/a-z/; |
$uid=~tr/A-Z/a-z/; |
my %uidhash=&idrget($udom,$uname); |
my %uidhash=&idrget($udom,$uname); |
if (($uidhash{$uname}) && ($uidhash{$uname}!~/error\:/)) { |
if (($uidhash{$uname}) && ($uidhash{$uname}!~/error\:/) |
|
&& (!$forceid)) { |
unless ($uid eq $uidhash{$uname}) { |
unless ($uid eq $uidhash{$uname}) { |
return 'error: mismatch '.$uidhash{$uname}.' versus '.$uid; |
return 'error: mismatch '.$uidhash{$uname}.' versus '.$uid; |
} |
} |
Line 1432 sub modifyuser {
|
Line 1924 sub modifyuser {
|
} |
} |
} |
} |
# -------------------------------------------------------------- Add names, etc |
# -------------------------------------------------------------- Add names, etc |
my $names=&reply('get:'.$udom.':'.$uname. |
my %names=&get('environment', |
':environment:firstname&middlename&lastname&generation', |
['firstname','middlename','lastname','generation'], |
$uhome); |
$udom,$uname); |
my ($efirst,$emiddle,$elast,$egene)=split(/\&/,$names); |
if ($names{'firstname'} =~ m/^error:.*/) { %names=(); } |
if ($first) { $efirst = &escape($first); } |
if ($first) { $names{'firstname'} = $first; } |
if ($middle) { $emiddle = &escape($middle); } |
if ($middle) { $names{'middlename'} = $middle; } |
if ($last) { $elast = &escape($last); } |
if ($last) { $names{'lastname'} = $last; } |
if ($gene) { $egene = &escape($gene); } |
if ($gene) { $names{'generation'} = $gene; } |
my $reply=&reply('put:'.$udom.':'.$uname. |
my $reply = &put('environment', \%names, $udom,$uname); |
':environment:firstname='.$efirst. |
if ($reply ne 'ok') { return 'error: '.$reply; } |
'&middlename='.$emiddle. |
|
'&lastname='.$elast. |
|
'&generation='.$egene,$uhome); |
|
if ($reply ne 'ok') { |
|
return 'error: '.$reply; |
|
} |
|
&logthis('Success modifying user '.$udom.', '.$uname.', '.$uid.', '. |
&logthis('Success modifying user '.$udom.', '.$uname.', '.$uid.', '. |
$umode.', '.$first.', '.$middle.', '. |
$umode.', '.$first.', '.$middle.', '. |
$last.', '.$gene.' by '. |
$last.', '.$gene.' by '. |
$ENV{'user.name'}.' at '.$ENV{'user.domain'}); |
$ENV{'user.name'}.' at '.$ENV{'user.domain'}); |
return 'ok'; |
return 'ok'; |
} |
} |
|
|
# -------------------------------------------------------------- Modify student |
# -------------------------------------------------------------- Modify student |
|
|
sub modifystudent { |
sub modifystudent { |
my ($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$usec, |
my ($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$usec, |
$end,$start)=@_; |
$end,$start,$forceid,$desiredhome)=@_; |
my $cid=''; |
my $cid=''; |
unless ($cid=$ENV{'request.course.id'}) { |
unless ($cid=$ENV{'request.course.id'}) { |
return 'not_in_class'; |
return 'not_in_class'; |
} |
} |
# --------------------------------------------------------------- Make the user |
# --------------------------------------------------------------- Make the user |
my $reply=&modifyuser |
my $reply=&modifyuser |
($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene); |
($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$forceid, |
|
$desiredhome); |
unless ($reply eq 'ok') { return $reply; } |
unless ($reply eq 'ok') { return $reply; } |
my $uhome=&homeserver($uname,$udom); |
my $uhome=&homeserver($uname,$udom); |
if (($uhome eq '') || ($uhome eq 'no_host')) { |
if (($uhome eq '') || ($uhome eq 'no_host')) { |
return 'error: no such user'; |
return 'error: no such user'; |
} |
} |
# -------------------------------------------------- Add student to course list |
# -------------------------------------------------- Add student to course list |
my $reply=critical('put:'.$ENV{'course.'.$cid.'.domain'}.':'. |
$reply=critical('put:'.$ENV{'course.'.$cid.'.domain'}.':'. |
$ENV{'course.'.$cid.'.num'}.':classlist:'. |
$ENV{'course.'.$cid.'.num'}.':classlist:'. |
&escape($uname.':'.$udom).'='. |
&escape($uname.':'.$udom).'='. |
&escape($end.':'.$start), |
&escape($end.':'.$start), |
Line 1502 sub writecoursepref {
|
Line 1989 sub writecoursepref {
|
return 'error: no such course'; |
return 'error: no such course'; |
} |
} |
my $cstring=''; |
my $cstring=''; |
map { |
foreach (keys %prefs) { |
$cstring.=escape($_).'='.escape($prefs{$_}).'&'; |
$cstring.=escape($_).'='.escape($prefs{$_}).'&'; |
} keys %prefs; |
} |
$cstring=~s/\&$//; |
$cstring=~s/\&$//; |
return reply('put:'.$cdomain.':'.$cnum.':environment:'.$cstring,$chome); |
return reply('put:'.$cdomain.':'.$cnum.':environment:'.$cstring,$chome); |
} |
} |
Line 1538 sub createcourse {
|
Line 2025 sub createcourse {
|
my $reply=&reply('encrypt:makeuser:'.$udom.':'.$uname.':none::', |
my $reply=&reply('encrypt:makeuser:'.$udom.':'.$uname.':none::', |
$ENV{'user.home'}); |
$ENV{'user.home'}); |
unless ($reply eq 'ok') { return 'error: '.$reply; } |
unless ($reply eq 'ok') { return 'error: '.$reply; } |
my $uhome=&homeserver($uname,$udom); |
$uhome=&homeserver($uname,$udom); |
if (($uhome eq '') || ($uhome eq 'no_host')) { |
if (($uhome eq '') || ($uhome eq 'no_host')) { |
return 'error: no such course'; |
return 'error: no such course'; |
} |
} |
Line 1593 sub dirlist {
|
Line 2080 sub dirlist {
|
$tryserver); |
$tryserver); |
if (($listing ne 'no_such_dir') && ($listing ne 'empty') |
if (($listing ne 'no_such_dir') && ($listing ne 'empty') |
&& ($listing ne 'con_lost')) { |
&& ($listing ne 'con_lost')) { |
map { |
foreach (split(/:/,$listing)) { |
my ($entry,@stat)=split(/&/,$_); |
my ($entry,@stat)=split(/&/,$_); |
$allusers{$entry}=1; |
$allusers{$entry}=1; |
} split(/:/,$listing); |
} |
} |
} |
} |
} |
} |
} |
my $alluserstr=''; |
my $alluserstr=''; |
map { |
foreach (sort keys %allusers) { |
$alluserstr.=$_.'&user:'; |
$alluserstr.=$_.'&user:'; |
} sort keys %allusers; |
} |
$alluserstr=~s/:$//; |
$alluserstr=~s/:$//; |
return split(/:/,$alluserstr); |
return split(/:/,$alluserstr); |
} |
} |
Line 1614 sub dirlist {
|
Line 2101 sub dirlist {
|
$alldom{$hostdom{$tryserver}}=1; |
$alldom{$hostdom{$tryserver}}=1; |
} |
} |
my $alldomstr=''; |
my $alldomstr=''; |
map { |
foreach (sort keys %alldom) { |
$alldomstr.=$perlvar{'lonDocRoot'}.'/res/'.$_.'&domain:'; |
$alldomstr.=$perlvar{'lonDocRoot'}.'/res/'.$_.'&domain:'; |
} sort keys %alldom; |
} |
$alldomstr=~s/:$//; |
$alldomstr=~s/:$//; |
return split(/:/,$alldomstr); |
return split(/:/,$alldomstr); |
} |
} |
Line 1637 sub condval {
|
Line 2124 sub condval {
|
my $condidx=shift; |
my $condidx=shift; |
my $result=0; |
my $result=0; |
my $allpathcond=''; |
my $allpathcond=''; |
map { |
foreach (split(/\|/,$condidx)) { |
if (defined($ENV{'acc.cond.'.$ENV{'request.course.id'}.'.'.$_})) { |
if (defined($ENV{'acc.cond.'.$ENV{'request.course.id'}.'.'.$_})) { |
$allpathcond.= |
$allpathcond.= |
'('.$ENV{'acc.cond.'.$ENV{'request.course.id'}.'.'.$_}.')|'; |
'('.$ENV{'acc.cond.'.$ENV{'request.course.id'}.'.'.$_}.')|'; |
} |
} |
} split(/\|/,$condidx); |
} |
$allpathcond=~s/\|$//; |
$allpathcond=~s/\|$//; |
if ($ENV{'request.course.id'}) { |
if ($ENV{'request.course.id'}) { |
if ($allpathcond) { |
if ($allpathcond) { |
my $operand='|'; |
my $operand='|'; |
my @stack; |
my @stack; |
map { |
foreach ($allpathcond=~/(\d+|\(|\)|\&|\|)/g) { |
if ($_ eq '(') { |
if ($_ eq '(') { |
push @stack,($operand,$result) |
push @stack,($operand,$result) |
} elsif ($_ eq ')') { |
} elsif ($_ eq ')') { |
Line 1666 sub condval {
|
Line 2153 sub condval {
|
$result=$result>$new?$new:$result; |
$result=$result>$new?$new:$result; |
} else { |
} else { |
$result=$result>$new?$result:$new; |
$result=$result>$new?$result:$new; |
} |
} |
} |
} |
} ($allpathcond=~/(\d+|\(|\)|\&|\|)/g); |
} |
} |
} |
} |
} |
return $result; |
return $result; |
} |
} |
|
|
|
# --------------------------------------------------- Course Resourcedata Query |
|
|
|
sub courseresdata { |
|
my ($coursenum,$coursedomain,@which)=@_; |
|
my $coursehom=&homeserver($coursenum,$coursedomain); |
|
my $hashid=$coursenum.':'.$coursedomain; |
|
unless (defined($courseresdatacache{$hashid.'.time'})) { |
|
unless (time-$courseresdatacache{$hashid.'.time'}<300) { |
|
my $coursehom=&homeserver($coursenum,$coursedomain); |
|
if ($coursehom) { |
|
my $dumpreply=&reply('dump:'.$coursedomain.':'.$coursenum. |
|
':resourcedata:.',$coursehom); |
|
unless ($dumpreply=~/^error\:/) { |
|
$courseresdatacache{$hashid.'.time'}=time; |
|
$courseresdatacache{$hashid}=$dumpreply; |
|
} |
|
} |
|
} |
|
} |
|
my @pairs=split(/\&/,$courseresdatacache{$hashid}); |
|
my %returnhash=(); |
|
foreach (@pairs) { |
|
my ($key,$value)=split(/=/,$_); |
|
$returnhash{unescape($key)}=unescape($value); |
|
} |
|
my $item; |
|
foreach $item (@which) { |
|
if ($returnhash{$item}) { return $returnhash{$item}; } |
|
} |
|
return ''; |
|
} |
|
|
# --------------------------------------------------------- Value of a Variable |
# --------------------------------------------------------- Value of a Variable |
|
|
sub EXT { |
sub EXT { |
my $varname=shift; |
my ($varname,$symbparm)=@_; |
unless ($varname) { return ''; } |
unless ($varname) { return ''; } |
my ($realm,$space,$qualifier,@therest)=split(/\./,$varname); |
my ($realm,$space,$qualifier,@therest)=split(/\./,$varname); |
my $rest; |
my $rest; |
Line 1738 sub EXT {
|
Line 2257 sub EXT {
|
$spacequalifierrest}; |
$spacequalifierrest}; |
} elsif ($realm eq 'resource') { |
} elsif ($realm eq 'resource') { |
if ($ENV{'request.course.id'}) { |
if ($ENV{'request.course.id'}) { |
|
|
|
# print '<br>'.$space.' - '.$qualifier.' - '.$spacequalifierrest; |
|
|
|
|
# ----------------------------------------------------- Cascading lookup scheme |
# ----------------------------------------------------- Cascading lookup scheme |
my $symbp=&symbread(); |
my $symbp; |
|
if ($symbparm) { |
|
$symbp=$symbparm; |
|
} else { |
|
$symbp=&symbread(); |
|
} |
my $mapp=(split(/\_\_\_/,$symbp))[0]; |
my $mapp=(split(/\_\_\_/,$symbp))[0]; |
|
|
my $symbparm=$symbp.'.'.$spacequalifierrest; |
my $symbparm=$symbp.'.'.$spacequalifierrest; |
Line 1785 sub EXT {
|
Line 2313 sub EXT {
|
|
|
# -------------------------------------------------------- second, check course |
# -------------------------------------------------------- second, check course |
|
|
my $reply=&reply('get:'. |
my $coursereply=&courseresdata( |
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.':'. |
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}, |
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}. |
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
':resourcedata:'. |
($seclevelr,$seclevelm,$seclevel, |
&escape($seclevelr).'&'.&escape($seclevelm).'&'.&escape($seclevel).'&'. |
$courselevelr,$courselevelm,$courselevel)); |
&escape($courselevelr).'&'.&escape($courselevelm).'&'.&escape($courselevel), |
if ($coursereply) { return $coursereply; } |
$ENV{'course.'.$ENV{'request.course.id'}.'.home'}); |
|
if ($reply!~/^error\:/) { |
|
map { |
|
if ($_) { return &unescape($_); } |
|
} split(/\&/,$reply); |
|
} |
|
if (($reply=~/^con_lost/) || ($reply=~/^error\:/)) { |
|
&logthis("<font color=blue>WARNING:". |
|
" Getting ".$reply." asking for ".$varname." for ". |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}. |
|
' at '. |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}. |
|
' from '. |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.home'}. |
|
"</font>"); |
|
} |
|
# ------------------------------------------------------ third, check map parms |
# ------------------------------------------------------ third, check map parms |
my %parmhash=(); |
my %parmhash=(); |
my $thisparm=''; |
my $thisparm=''; |
Line 1827 sub EXT {
|
Line 2340 sub EXT {
|
'parameter_'.$spacequalifierrest); |
'parameter_'.$spacequalifierrest); |
if ($metadata) { return $metadata; } |
if ($metadata) { return $metadata; } |
|
|
|
# ------------------------------------------------------------------ Cascade up |
|
|
|
unless ($space eq '0') { |
|
my ($part,$id)=split(/\_/,$space); |
|
if ($id) { |
|
my $partgeneral=&EXT('resource.'.$part.'.'.$qualifierrest, |
|
$symbparm); |
|
if ($partgeneral) { return $partgeneral; } |
|
} else { |
|
my $resourcegeneral=&EXT('resource.0.'.$qualifierrest, |
|
$symbparm); |
|
if ($resourcegeneral) { return $resourcegeneral; } |
|
} |
|
} |
|
|
# ---------------------------------------------------- Any other user namespace |
# ---------------------------------------------------- Any other user namespace |
} elsif ($realm eq 'environment') { |
} elsif ($realm eq 'environment') { |
# ----------------------------------------------------------------- environment |
# ----------------------------------------------------------------- environment |
Line 1843 sub EXT {
|
Line 2371 sub EXT {
|
# ---------------------------------------------------------------- Get metadata |
# ---------------------------------------------------------------- Get metadata |
|
|
sub metadata { |
sub metadata { |
my ($uri,$what)=@_; |
my ($uri,$what,$liburi,$prefix,$depthcount)=@_; |
|
|
$uri=&declutter($uri); |
$uri=&declutter($uri); |
my $filename=$uri; |
my $filename=$uri; |
$uri=~s/\.meta$//; |
$uri=~s/\.meta$//; |
unless ($metacache{$uri.':keys'}) { |
# |
|
# Is the metadata already cached? |
|
# Look at timestamp of caching |
|
# Everything is cached by the main uri, libraries are never directly cached |
|
# |
|
unless (abs($metacache{$uri.':cachedtimestamp'}-time)<600) { |
|
# |
|
# Is this a recursive call for a library? |
|
# |
|
if ($liburi) { |
|
$liburi=&declutter($liburi); |
|
$filename=$liburi; |
|
} |
|
my %metathesekeys=(); |
unless ($filename=~/\.meta$/) { $filename.='.meta'; } |
unless ($filename=~/\.meta$/) { $filename.='.meta'; } |
my $metastring=&getfile($perlvar{'lonDocRoot'}.'/res/'.$filename); |
my $metastring=&getfile($perlvar{'lonDocRoot'}.'/res/'.$filename); |
my $parser=HTML::TokeParser->new(\$metastring); |
my $parser=HTML::LCParser->new(\$metastring); |
my $token; |
my $token; |
|
undef %metathesekeys; |
while ($token=$parser->get_token) { |
while ($token=$parser->get_token) { |
if ($token->[0] eq 'S') { |
if ($token->[0] eq 'S') { |
my $entry=$token->[1]; |
if (defined($token->[2]->{'package'})) { |
my $unikey=$entry; |
# |
if (defined($token->[2]->{'part'})) { |
# This is a package - get package info |
$unikey.='_'.$token->[2]->{'part'}; |
# |
|
my $package=$token->[2]->{'package'}; |
|
my $keyroot=''; |
|
if ($prefix) { |
|
$keyroot.='_'.$prefix; |
|
} else { |
|
if (defined($token->[2]->{'part'})) { |
|
$keyroot.='_'.$token->[2]->{'part'}; |
|
} |
} |
} |
if (defined($token->[2]->{'name'})) { |
if (defined($token->[2]->{'id'})) { |
$unikey.='_'.$token->[2]->{'name'}; |
$keyroot.='_'.$token->[2]->{'id'}; |
} |
} |
if ($metacache{$uri.':keys'}) { |
if ($metacache{$uri.':packages'}) { |
$metacache{$uri.':keys'}.=','.$unikey; |
$metacache{$uri.':packages'}.=','.$package.$keyroot; |
} else { |
} else { |
$metacache{$uri.':keys'}=$unikey; |
$metacache{$uri.':packages'}=$package.$keyroot; |
} |
} |
map { |
foreach (keys %packagetab) { |
|
if ($_=~/^$package\&/) { |
|
my ($pack,$name,$subp)=split(/\&/,$_); |
|
my $value=$packagetab{$_}; |
|
my $part=$keyroot; |
|
$part=~s/^\_//; |
|
if ($subp eq 'display') { |
|
$value.=' [Part: '.$part.']'; |
|
} |
|
my $unikey='parameter'.$keyroot.'_'.$name; |
|
$metathesekeys{$unikey}=1; |
|
$metacache{$uri.':'.$unikey.'.part'}=$part; |
|
unless |
|
(defined($metacache{$uri.':'.$unikey.'.'.$subp})) { |
|
$metacache{$uri.':'.$unikey.'.'.$subp}=$value; |
|
} |
|
} |
|
} |
|
} else { |
|
# |
|
# 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; |
|
} |
|
if ($prefix) { |
|
$unikey.=$prefix; |
|
} else { |
|
if (defined($token->[2]->{'part'})) { |
|
$unikey.='_'.$token->[2]->{'part'}; |
|
} |
|
} |
|
if (defined($token->[2]->{'id'})) { |
|
$unikey.='_'.$token->[2]->{'id'}; |
|
} |
|
|
|
if ($entry eq 'import') { |
|
# |
|
# Importing a library here |
|
# |
|
if (defined($depthcount)) { $depthcount++; } else |
|
{ $depthcount=0; } |
|
if ($depthcount<20) { |
|
foreach (split(/\,/,&metadata($uri,'keys', |
|
$parser->get_text('/import'),$unikey, |
|
$depthcount))) { |
|
$metathesekeys{$_}=1; |
|
} |
|
} |
|
} else { |
|
|
|
if (defined($token->[2]->{'name'})) { |
|
$unikey.='_'.$token->[2]->{'name'}; |
|
} |
|
$metathesekeys{$unikey}=1; |
|
foreach (@{$token->[3]}) { |
$metacache{$uri.':'.$unikey.'.'.$_}=$token->[2]->{$_}; |
$metacache{$uri.':'.$unikey.'.'.$_}=$token->[2]->{$_}; |
} @{$token->[3]}; |
} |
unless ( |
unless ( |
$metacache{$uri.':'.$unikey}=$parser->get_text('/'.$entry) |
$metacache{$uri.':'.$unikey}=&HTML::Entities::decode($parser->get_text('/'.$entry)) |
) { $metacache{$uri.':'.$unikey}= |
) { $metacache{$uri.':'.$unikey}= |
$metacache{$uri.':'.$unikey.'.default'}; |
$metacache{$uri.':'.$unikey.'.default'}; |
} |
} |
} |
# end of not-a-package not-a-library import |
|
} |
|
# end of not-a-package start tag |
|
} |
|
# the next is the end of "start tag" |
|
} |
} |
} |
|
$metacache{$uri.':keys'}=join(',',keys %metathesekeys); |
|
$metacache{$uri.':cachedtimestamp'}=time; |
|
# this is the end of "was not already recently cached |
} |
} |
return $metacache{$uri.':'.$what}; |
return $metacache{$uri.':'.$what}; |
} |
} |
Line 1891 sub symblist {
|
Line 2508 sub symblist {
|
if (($ENV{'request.course.fn'}) && (%newhash)) { |
if (($ENV{'request.course.fn'}) && (%newhash)) { |
if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.'_symb.db', |
if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.'_symb.db', |
&GDBM_WRCREAT,0640)) { |
&GDBM_WRCREAT,0640)) { |
map { |
foreach (keys %newhash) { |
$hash{declutter($_)}=$mapname.'___'.$newhash{$_}; |
$hash{declutter($_)}=$mapname.'___'.$newhash{$_}; |
} keys %newhash; |
} |
if (untie(%hash)) { |
if (untie(%hash)) { |
return 'ok'; |
return 'ok'; |
} |
} |
Line 1902 sub symblist {
|
Line 2519 sub symblist {
|
return 'error'; |
return 'error'; |
} |
} |
|
|
|
# --------------------------------------------------------------- Verify a symb |
|
|
|
sub symbverify { |
|
my ($symb,$thisfn)=@_; |
|
$thisfn=&declutter($thisfn); |
|
# direct jump to resource in page or to a sequence - will construct own symbs |
|
if ($thisfn=~/\.(page|sequence)$/) { return 1; } |
|
# check URL part |
|
my ($map,$resid,$url)=split(/\_\_\_/,$symb); |
|
unless (&symbclean($url) eq &symbclean($thisfn)) { return 0; } |
|
|
|
$symb=&symbclean($symb); |
|
|
|
my %bighash; |
|
my $okay=0; |
|
if (tie(%bighash,'GDBM_File',$ENV{'request.course.fn'}.'.db', |
|
&GDBM_READER,0640)) { |
|
my $ids=$bighash{'ids_/res/'.$thisfn}; |
|
unless ($ids) { |
|
$ids=$bighash{'ids_/'.$thisfn}; |
|
} |
|
if ($ids) { |
|
# ------------------------------------------------------------------- Has ID(s) |
|
foreach (split(/\,/,$ids)) { |
|
my ($mapid,$resid)=split(/\./,$_); |
|
if ( |
|
&symbclean(&declutter($bighash{'map_id_'.$mapid}).'___'.$resid.'___'.$thisfn) |
|
eq $symb) { |
|
$okay=1; |
|
} |
|
} |
|
} |
|
untie(%bighash); |
|
} |
|
return $okay; |
|
} |
|
|
|
# --------------------------------------------------------------- Clean-up symb |
|
|
|
sub symbclean { |
|
my $symb=shift; |
|
|
|
# remove version from map |
|
$symb=~s/\.(\d+)\.(\w+)\_\_\_/\.$2\_\_\_/; |
|
|
|
# remove version from URL |
|
$symb=~s/\.(\d+)\.(\w+)$/\.$2/; |
|
|
|
return $symb; |
|
} |
|
|
# ------------------------------------------------------ Return symb list entry |
# ------------------------------------------------------ Return symb list entry |
|
|
sub symbread { |
sub symbread { |
my $thisfn=shift; |
my $thisfn=shift; |
unless ($thisfn) { |
unless ($thisfn) { |
|
if ($ENV{'request.symb'}) { return &symbclean($ENV{'request.symb'}); } |
$thisfn=$ENV{'request.filename'}; |
$thisfn=$ENV{'request.filename'}; |
} |
} |
$thisfn=declutter($thisfn); |
$thisfn=declutter($thisfn); |
Line 1947 sub symbread {
|
Line 2616 sub symbread {
|
} else { |
} else { |
# ------------------------------------------ There is more than one possibility |
# ------------------------------------------ There is more than one possibility |
my $realpossible=0; |
my $realpossible=0; |
map { |
foreach (@possibilities) { |
my $file=$bighash{'src_'.$_}; |
my $file=$bighash{'src_'.$_}; |
if (&allowed('bre',$file)) { |
if (&allowed('bre',$file)) { |
my ($mapid,$resid)=split(/\./,$_); |
my ($mapid,$resid)=split(/\./,$_); |
Line 1957 sub symbread {
|
Line 2626 sub symbread {
|
'___'.$resid; |
'___'.$resid; |
} |
} |
} |
} |
} @possibilities; |
} |
if ($realpossible!=1) { $syval=''; } |
if ($realpossible!=1) { $syval=''; } |
} |
} |
} |
} |
Line 1965 sub symbread {
|
Line 2634 sub symbread {
|
} |
} |
} |
} |
if ($syval) { |
if ($syval) { |
return $syval.'___'.$thisfn; |
return &symbclean($syval.'___'.$thisfn); |
} |
} |
} |
} |
&appenv('request.ambiguous' => $thisfn); |
&appenv('request.ambiguous' => $thisfn); |
Line 1987 sub numval {
|
Line 2656 sub numval {
|
} |
} |
|
|
sub rndseed { |
sub rndseed { |
my $symb; |
my ($symb,$courseid,$domain,$username)=@_; |
unless ($symb=&symbread()) { return time; } |
if (!$symb) { |
{ |
unless ($symb=&symbread()) { return time; } |
|
} |
|
if (!$courseid) { $courseid=$ENV{'request.course.id'};} |
|
if (!$domain) {$domain=$ENV{'user.domain'};} |
|
if (!$username) {$username=$ENV{'user.name'};} |
|
{ |
use integer; |
use integer; |
my $symbchck=unpack("%32C*",$symb) << 27; |
my $symbchck=unpack("%32C*",$symb) << 27; |
my $symbseed=numval($symb) << 22; |
my $symbseed=numval($symb) << 22; |
my $namechck=unpack("%32C*",$ENV{'user.name'}) << 17; |
my $namechck=unpack("%32C*",$username) << 17; |
my $nameseed=numval($ENV{'user.name'}) << 12; |
my $nameseed=numval($username) << 12; |
my $domainseed=unpack("%32C*",$ENV{'user.domain'}) << 7; |
my $domainseed=unpack("%32C*",$domain) << 7; |
my $courseseed=unpack("%32C*",$ENV{'request.course.id'}); |
my $courseseed=unpack("%32C*",$courseid); |
my $num=$symbseed+$nameseed+$domainseed+$courseseed+$namechck+$symbchck; |
my $num=$symbseed+$nameseed+$domainseed+$courseseed+$namechck+$symbchck; |
#uncommenting these lines can break things! |
#uncommenting these lines can break things! |
#&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); |
#&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); |
Line 2061 sub filelocation {
|
Line 2735 sub filelocation {
|
|
|
sub hreflocation { |
sub hreflocation { |
my ($dir,$file)=@_; |
my ($dir,$file)=@_; |
unless (($_=~/^http:\/\//i) || ($_=~/^\//)) { |
unless (($file=~/^http:\/\//i) || ($file=~/^\//)) { |
my $finalpath=filelocation($dir,$file); |
my $finalpath=filelocation($dir,$file); |
$finalpath=~s/^\/home\/httpd\/html//; |
$finalpath=~s/^\/home\/httpd\/html//; |
return $finalpath; |
return $finalpath; |
Line 2098 sub unescape {
|
Line 2772 sub unescape {
|
|
|
# ================================================================ Main Program |
# ================================================================ Main Program |
|
|
sub BEGIN { |
sub goodbye { |
if ($readit ne 'done') { |
&logthis("Starting Shut down"); |
# ------------------------------------------------------------ Read access.conf |
&flushcourselogs(); |
|
&logthis("Shutting down"); |
|
} |
|
|
|
BEGIN { |
|
# ------------------------------------------- Read access.conf and loncapa.conf |
|
# (eventually access.conf will become deprecated) |
|
unless ($readit) { |
|
|
{ |
{ |
my $config=Apache::File->new("/etc/httpd/conf/access.conf"); |
my $config=Apache::File->new("/etc/httpd/conf/access.conf"); |
|
|
while (my $configline=<$config>) { |
while (my $configline=<$config>) { |
if ($configline =~ /PerlSetVar/) { |
if ($configline =~ /^[^\#]*PerlSetVar/) { |
|
my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); |
|
chomp($varvalue); |
|
$perlvar{$varname}=$varvalue; |
|
} |
|
} |
|
} |
|
{ |
|
my $config=Apache::File->new("/etc/httpd/conf/loncapa.conf"); |
|
|
|
while (my $configline=<$config>) { |
|
if ($configline =~ /^[^\#]*PerlSetVar/) { |
my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); |
my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); |
chomp($varvalue); |
chomp($varvalue); |
$perlvar{$varname}=$varvalue; |
$perlvar{$varname}=$varvalue; |
Line 2118 if ($readit ne 'done') {
|
Line 2811 if ($readit ne 'done') {
|
my $config=Apache::File->new("$perlvar{'lonTabDir'}/hosts.tab"); |
my $config=Apache::File->new("$perlvar{'lonTabDir'}/hosts.tab"); |
|
|
while (my $configline=<$config>) { |
while (my $configline=<$config>) { |
|
chomp($configline); |
my ($id,$domain,$role,$name,$ip)=split(/:/,$configline); |
my ($id,$domain,$role,$name,$ip)=split(/:/,$configline); |
$hostname{$id}=$name; |
$hostname{$id}=$name; |
$hostdom{$id}=$domain; |
$hostdom{$id}=$domain; |
|
$hostip{$id}=$ip; |
if ($role eq 'library') { $libserv{$id}=$name; } |
if ($role eq 'library') { $libserv{$id}=$name; } |
} |
} |
} |
} |
Line 2142 if ($readit ne 'done') {
|
Line 2837 if ($readit ne 'done') {
|
|
|
while (my $configline=<$config>) { |
while (my $configline=<$config>) { |
chomp($configline); |
chomp($configline); |
|
if ($configline) { |
my ($role,$perm)=split(/ /,$configline); |
my ($role,$perm)=split(/ /,$configline); |
if ($perm ne '') { $pr{$role}=$perm; } |
if ($perm ne '') { $pr{$role}=$perm; } |
|
} |
} |
} |
} |
} |
|
|
Line 2153 if ($readit ne 'done') {
|
Line 2850 if ($readit ne 'done') {
|
|
|
while (my $configline=<$config>) { |
while (my $configline=<$config>) { |
chomp($configline); |
chomp($configline); |
|
if ($configline) { |
my ($short,$plain)=split(/:/,$configline); |
my ($short,$plain)=split(/:/,$configline); |
if ($plain ne '') { $prp{$short}=$plain; } |
if ($plain ne '') { $prp{$short}=$plain; } |
|
} |
} |
} |
} |
} |
|
|
# ------------------------------------------------------------- Read file types |
# ---------------------------------------------------------- Read package table |
{ |
{ |
my $config=Apache::File->new("$perlvar{'lonTabDir'}/filetypes.tab"); |
my $config=Apache::File->new("$perlvar{'lonTabDir'}/packages.tab"); |
|
|
while (my $configline=<$config>) { |
while (my $configline=<$config>) { |
chomp($configline); |
chomp($configline); |
my ($ending,$emb,@descr)=split(/\s+/,$configline); |
my ($short,$plain)=split(/:/,$configline); |
if ($descr[0] ne '') { |
my ($pack,$name)=split(/\&/,$short); |
$fe{$ending}=$emb; |
if ($plain ne '') { |
$fd{$ending}=join(' ',@descr); |
$packagetab{$pack.'&'.$name.'&name'}=$name; |
|
$packagetab{$short}=$plain; |
} |
} |
} |
} |
} |
} |
|
|
%metacache=(); |
%metacache=(); |
|
|
$readit='done'; |
$processmarker=$$.'_'.time.'_'.$perlvar{'lonHostID'}; |
|
$dumpcount=0; |
|
|
|
&logtouch(); |
&logthis('<font color=yellow>INFO: Read configuration</font>'); |
&logthis('<font color=yellow>INFO: Read configuration</font>'); |
|
$readit=1; |
} |
} |
} |
} |
|
|
1; |
1; |
|
__END__ |
|
|
|
=head1 NAME |
|
|
|
Apache::lonnet - TCP networking package |
|
|
|
=head1 SYNOPSIS |
|
|
|
Invoked by other LON-CAPA modules. |
|
|
|
&Apache::lonnet::SUBROUTINENAME(ARGUMENTS); |
|
|
|
=head1 INTRODUCTION |
|
|
|
This module provides subroutines which interact with the |
|
lonc/lond (TCP) network layer of LON-CAPA. |
|
|
|
This is part of the LearningOnline Network with CAPA project |
|
described at http://www.lon-capa.org. |
|
|
|
=head1 HANDLER SUBROUTINE |
|
|
|
There is no handler routine for this module. |
|
|
|
=head1 OTHER SUBROUTINES |
|
|
|
=over 4 |
|
|
|
=item * |
|
|
|
logtouch() : make sure the logfile, lonnet.log, exists |
|
|
|
=item * |
|
|
|
logthis() : append message to lonnet.log |
|
|
|
=item * |
|
|
|
logperm() : append a permanent message to lonnet.perm.log |
|
|
|
=item * |
|
|
|
subreply() : non-critical communication, called by &reply |
|
|
|
=item * |
|
|
|
reply() : makes two attempts to pass message; logs refusals and rejections |
|
|
|
=item * |
|
|
|
reconlonc() : tries to reconnect lonc client processes. |
|
|
|
=item * |
|
|
|
critical() : passes a critical message to another server; if cannot get |
|
through then place message in connection buffer |
|
|
|
=item * |
|
|
|
appenv(%hash) : read in current user environment, append new environment |
|
values to make new user environment |
|
|
|
=item * |
|
|
|
delenv($varname) : read in current user environment, remove all values |
|
beginning with $varname, write new user environment (note: flock is used |
|
to prevent conflicting shared read/writes with file) |
|
|
|
=item * |
|
|
|
spareserver() : find server with least workload from spare.tab |
|
|
|
=item * |
|
|
|
queryauthenticate($uname,$udom) : try to determine user's current |
|
authentication scheme |
|
|
|
=item * |
|
|
|
authenticate($uname,$upass,$udom) : try to authenticate user from domain's lib |
|
servers (first use the current one) |
|
|
|
=item * |
|
|
|
homeserver($uname,$udom) : find the homebase for a user from domain's lib |
|
servers |
|
|
|
=item * |
|
|
|
idget($udom,@ids) : find the usernames behind a list of IDs (returns hash: |
|
id=>name,id=>name) |
|
|
|
=item * |
|
|
|
idrget($udom,@unames) : find the IDs behind a list of usernames (returns hash: |
|
name=>id,name=>id) |
|
|
|
=item * |
|
|
|
idput($udom,%ids) : store away a list of names and associated IDs |
|
|
|
=item * |
|
|
|
usection($domain,$user,$courseid) : output of section name/number or '' for |
|
"not in course" and '-1' for "no section" |
|
|
|
=item * |
|
|
|
userenvironment($domain,$user,$what) : puts out any environment parameter |
|
for a user |
|
|
|
=item * |
|
|
|
subscribe($fname) : subscribe to a resource, return URL if possible |
|
|
|
=item * |
|
|
|
repcopy($filename) : replicate file |
|
|
|
=item * |
|
|
|
ssi($url,%hash) : server side include, does a complete request cycle on url to |
|
localhost, posts hash |
|
|
|
=item * |
|
|
|
log($domain,$name,$home,$message) : write to permanent log for user; use |
|
critical subroutine |
|
|
|
=item * |
|
|
|
flushcourselogs() : flush (save) buffer logs and access logs |
|
|
|
=item * |
|
|
|
courselog($what) : save message for course in hash |
|
|
|
=item * |
|
|
|
courseacclog($what) : save message for course using &courselog(). Perform |
|
special processing for specific resource types (problems, exams, quizzes, etc). |
|
|
|
=item * |
|
|
|
countacc($url) : count the number of accesses to a given URL |
|
|
|
=item * |
|
|
|
sub checkout($symb,$tuname,$tudom,$tcrsid) : check out an item |
|
|
|
=item * |
|
|
|
sub checkin($token) : check in an item |
|
|
|
=item * |
|
|
|
sub expirespread($uname,$udom,$stype,$usymb) : set expire date for spreadsheet |
|
|
|
=item * |
|
|
|
devalidate($symb) : devalidate spreadsheets |
|
|
|
=item * |
|
|
|
hash2str(%hash) : convert a hash into a string complete with escaping and '=' |
|
and '&' separators, supports elements that are arrayrefs and hashrefs |
|
|
|
=item * |
|
|
|
hashref2str($hashref) : convert a hashref into a string complete with |
|
escaping and '=' and '&' separators, supports elements that are |
|
arrayrefs and hashrefs |
|
|
|
=item * |
|
|
|
arrayref2str($arrayref) : convert an arrayref into a string complete |
|
with escaping and '&' separators, supports elements that are arrayrefs |
|
and hashrefs |
|
|
|
=item * |
|
|
|
str2hash($string) : convert string to hash using unescaping and |
|
splitting on '=' and '&', supports elements that are arrayrefs and |
|
hashrefs |
|
|
|
=item * |
|
|
|
str2array($string) : convert string to hash using unescaping and |
|
splitting on '&', supports elements that are arrayrefs and hashrefs |
|
|
|
=item * |
|
|
|
tmpreset($symb,$namespace,$domain,$stuname) : temporary storage |
|
|
|
=item * |
|
|
|
tmprestore($symb,$namespace,$domain,$stuname) : temporary restore |
|
|
|
=item * |
|
|
|
store($storehash,$symb,$namespace,$domain,$stuname) : 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 |
|
|
|
=item * |
|
|
|
cstore($storehash,$symb,$namespace,$domain,$stuname) : same as store but |
|
uses critical subroutine |
|
|
|
=item * |
|
|
|
restore($symb,$namespace,$domain,$stuname) : returns hash for this symb; |
|
all args are optional |
|
|
|
=item * |
|
|
|
coursedescription($courseid) : course description |
|
|
|
=item * |
|
|
|
rolesinit($domain,$username,$authhost) : get user privileges |
|
|
|
=item * |
|
|
|
get($namespace,$storearr,$udomain,$uname) : returns hash with keys from array |
|
reference filled in from namesp ($udomain and $uname are optional) |
|
|
|
=item * |
|
|
|
del($namespace,$storearr,$udomain,$uname) : deletes keys out of array from |
|
namesp ($udomain and $uname are optional) |
|
|
|
=item * |
|
|
|
dump($namespace,$udomain,$uname,$regexp) : |
|
dumps the complete (or key matching regexp) namespace into a hash |
|
($udomain, $uname and $regexp are optional) |
|
|
|
=item * |
|
|
|
put($namespace,$storehash,$udomain,$uname) : stores hash in namesp |
|
($udomain and $uname are optional) |
|
|
|
=item * |
|
|
|
cput($namespace,$storehash,$udomain,$uname) : critical put |
|
($udomain and $uname are optional) |
|
|
|
=item * |
|
|
|
eget($namespace,$storearr,$udomain,$uname) : returns hash with keys from array |
|
reference filled in from namesp (encrypts the return communication) |
|
($udomain and $uname are optional) |
|
|
|
=item * |
|
|
|
allowed($priv,$uri) : check for a user privilege; returns codes for allowed |
|
actions |
|
F: full access |
|
U,I,K: authentication modes (cxx only) |
|
'': forbidden |
|
1: user needs to choose course |
|
2: browse allowed |
|
|
|
=item * |
|
|
|
definerole($rolename,$sysrole,$domrole,$courole) : define role; define a custom |
|
role rolename set privileges in format of lonTabs/roles.tab for system, domain, |
|
and course level |
|
|
|
=item * |
|
|
|
metadata_query($query,$custom,$customshow) : make a metadata query against the |
|
network of library servers; returns file handle of where SQL and regex results |
|
will be stored for query |
|
|
|
=item * |
|
|
|
plaintext($short) : return value in %prp hash (rolesplain.tab); plain text |
|
explanation of a user role term |
|
|
|
=item * |
|
|
|
assignrole($udom,$uname,$url,$role,$end,$start) : assign role; give a role to a |
|
user for the level given by URL. Optional start and end dates (leave empty |
|
string or zero for "no date") |
|
|
|
=item * |
|
|
|
modifyuserauth($udom,$uname,$umode,$upass) : modify user authentication |
|
|
|
=item * |
|
|
|
modifyuser($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene) : |
|
modify user |
|
|
|
=item * |
|
|
|
modifystudent($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$usec, |
|
$end,$start) : modify student |
|
|
|
=item * |
|
|
|
writecoursepref($courseid,%prefs) : write preferences for a course |
|
|
|
=item * |
|
|
|
createcourse($udom,$description,$url) : make/modify course |
|
|
|
=item * |
|
|
|
assigncustomrole($udom,$uname,$url,$rdom,$rnam,$rolename,$end,$start) : assign |
|
custom role; give a custom role to a user for the level given by URL. Specify |
|
name and domain of role author, and role name |
|
|
|
=item * |
|
|
|
revokerole($udom,$uname,$url,$role) : revoke a role for url |
|
|
|
=item * |
|
|
|
revokecustomrole($udom,$uname,$url,$role) : revoke a custom role |
|
|
|
=item * |
|
|
|
dirlist($uri) : return directory list based on URI |
|
|
|
=item * |
|
|
|
directcondval($number) : get current value of a condition; reads from a state |
|
string |
|
|
|
=item * |
|
|
|
condval($condidx) : value of condition index based on state |
|
|
|
=item * |
|
|
|
EXT($varname,$symbparm) : value of a variable |
|
|
|
=item * |
|
|
|
metadata($uri,$what,$liburi,$prefix,$depthcount) : get metadata; returns the |
|
metadata entry for a file; entry='keys', returns a comma separated list of keys |
|
|
|
=item * |
|
|
|
symblist($mapname,%newhash) : update symbolic storage links |
|
|
|
=item * |
|
|
|
symbread($filename) : return symbolic list entry (filename argument optional); |
|
returns the data handle |
|
|
|
=item * |
|
|
|
numval($salt) : return random seed value (addend for rndseed) |
|
|
|
=item * |
|
|
|
rndseed($symb,$courseid,$domain,$username) : create a random sum; returns |
|
a random seed, all arguments are optional, if they aren't sent it uses the |
|
environment to derive them. Note: if symb isn't sent and it can't get one |
|
from &symbread it will use the current time as its return value |
|
|
|
=item * |
|
|
|
ireceipt($funame,$fudom,$fucourseid,$fusymb) : return unique, |
|
unfakeable, receipt |
|
|
|
=item * |
|
|
|
receipt() : API to ireceipt working off of ENV values; given out to users |
|
|
|
=item * |
|
|
|
getfile($file) : serves up a file, returns the contents of a file or -1; |
|
replicates and subscribes to the file |
|
|
|
=item * |
|
|
|
filelocation($dir,$file) : returns file system location of a file based on URI; |
|
meant to be "fairly clean" absolute reference |
|
|
|
=item * |
|
|
|
hreflocation($dir,$file) : returns file system location or a URL; same as |
|
filelocation except for hrefs |
|
|
|
=item * |
|
|
|
declutter() : declutters URLs (remove docroot, beginning slashes, 'res' etc) |
|
|
|
=item * |
|
|
|
escape() : unpack non-word characters into CGI-compatible hex codes |
|
|
|
=item * |
|
|
|
unescape() : pack CGI-compatible hex codes into actual non-word ASCII character |
|
|
|
=item * |
|
|
|
goodbye() : flush course logs and log shutting down; it is called in srm.conf |
|
as a PerlChildExitHandler |
|
|
|
=back |
|
|
|
=cut |