--- loncom/interface/londocs.pm 2002/07/31 14:56:36 1.4
+++ loncom/interface/londocs.pm 2003/12/30 20:47:23 1.97
@@ -1,7 +1,7 @@
# The LearningOnline Network
# Documents
#
-# $Id: londocs.pm,v 1.4 2002/07/31 14:56:36 www Exp $
+# $Id: londocs.pm,v 1.97 2003/12/30 20:47:23 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -29,87 +29,1260 @@
package Apache::londocs;
use strict;
-use Apache::Constants qw(:common);
+use Apache::Constants qw(:common :http);
use Apache::lonnet;
use Apache::loncommon;
+use Apache::lonratedt;
+use Apache::lonratsrv;
+use Apache::lonxml;
+use Apache::loncreatecourse;
+use HTML::Entities;
+use GDBM_File;
+use Apache::lonlocal;
+my $iconpath;
+
+my %hash;
+
+my $hashtied;
+my %alreadyseen=();
+
+my $hadchanges;
+
+# Available help topics
+
+my %help=();
+
+# Mapread read maps into lonratedt::global arrays
+# @order and @resources, determines status
+# sets @order - pointer to resources in right order
+# sets @resources - array with the resources with correct idx
+#
+
+sub mapread {
+ my ($coursenum,$coursedom,$map)=@_;
+ return
+ &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+ $map);
+}
+
+sub storemap {
+ my ($coursenum,$coursedom,$map)=@_;
+ $hadchanges=1;
+ return
+ &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+ $map,1);
+}
+
+# ----------------------------------------- Return hash with valid author names
+
+sub authorhosts {
+ my %outhash=();
+ my $home=0;
+ my $other=0;
+ foreach (keys %ENV) {
+ if ($_=~/^user\.role\.(au|ca)\.(.+)$/) {
+ my $role=$1;
+ my $realm=$2;
+ my ($start,$end)=split(/\./,$ENV{$_});
+ if (($start) && ($start>time)) { next; }
+ if (($end) && (time>$end)) { next; }
+ my $ca; my $cd;
+ if ($1 eq 'au') {
+ $ca=$ENV{'user.name'};
+ $cd=$ENV{'user.domain'};
+ } else {
+ ($cd,$ca)=($realm=~/^\/(\w+)\/(\w+)$/);
+ }
+ if (&Apache::lonnet::homeserver($ca,$cd) eq
+ $Apache::lonnet::perlvar{'lonHostID'}) {
+ $home++;
+ $outhash{'home_'.$ca.'@'.$cd}=1;
+ } else {
+ $outhash{'otherhome_'.$ca.'@'.$cd}=
+ &Apache::lonnet::homeserver($ca,$cd);
+ $other++;
+ }
+ }
+ }
+ return ($home,$other,%outhash);
+}
+# ------------------------------------------------------ Generate "dump" button
+
+sub dumpbutton {
+ my ($home,$other,%outhash)=&authorhosts();
+ if ($home+$other==0) { return ''; }
+ my $output='
';
+ if ($home) {
+ return '
'.
+ '';
+ } else {
+ return'
'.
+ &mt('Dump Course DOCS to Construction Space: available on other servers');
+ }
+}
+
+# -------------------------------------------------------- Actually dump course
+
+sub dumpcourse {
+ my $r=shift;
+ $r->print('Dump DOCS'.
+ &Apache::loncommon::bodytag('Dump Course DOCS to Construction Space').
+ '');
+ }
+}
+
+
+# Imports the given (name, url) resources into the course
+# coursenum, coursedom, and folder must precede the list
+sub group_import {
+ my $coursenum = shift;
+ my $coursedom = shift;
+ my $folder = shift;
+ while (@_) {
+ my $name = shift;
+ my $url = shift;
+ if ($url) {
+ my $idx = $#Apache::lonratedt::resources + 1;
+ $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=$idx;
+ my $ext = 'false';
+ if ($url=~/^http:\/\//) { $ext = 'true'; }
+ $url =~ s/:/\:/g;
+ $name =~ s/:/\:/g;
+ $Apache::lonratedt::resources[$idx] =
+ join ':', ($name, $url, $ext, 'normal', 'res');
+ }
+ }
+ &storemap($coursenum, $coursedom, $folder.'.sequence');
+}
+
+sub editor {
+ my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;
+ if ($ENV{'form.foldername'}) {
+ $r->print('
Folder: '.$ENV{'form.foldername'}.'
');
+ }
+ my $errtext='';
+ my $fatal=0;
+ ($errtext,$fatal)=
+ &mapread($coursenum,$coursedom,$folder.'.sequence');
+ if ($#Apache::lonratedt::order<1) {
+ $Apache::lonratedt::order[0]=1;
+ $Apache::lonratedt::resources[1]='';
+ }
+ if ($fatal) {
+ $r->print('
'.$errtext.'
');
+ } else {
+# ------------------------------------------------------------ Process commands
+# ---------------- if they are for this folder and user allowed to make changes
+ if (($allowed) && ($ENV{'form.folder'} eq $folder)) {
+# upload a file, if present
+ if (($ENV{'form.uploaddoc.filename'}) &&
+ ($ENV{'form.cmd'}=~/^upload_(\w+)/)) {
+ if ($folder=~/^$1/) {
+# this is for a course, not a user, so set coursedoc flag
+# probably the only place in the system where this should be "1"
+ my $url=&Apache::lonnet::userfileupload('uploaddoc',1);
+ my $ext='false';
+ if ($url=~/^http\:\/\//) { $ext='true'; }
+ $url=~s/\:/\:/g;
+ my $comment=$ENV{'form.comment'};
+ $comment=~s/\\<\;/g;
+ $comment=~s/\>/\>\;/g;
+ $comment=~s/\:/\:/g;
+ if ($folder=~/^supplemental/) {
+ $comment=time.'___&&&___'.$ENV{'user.name'}.'___&&&___'.
+ $ENV{'user.domain'}.'___&&&___'.$comment;
+ }
+ my $newidx=$#Apache::lonratedt::resources+1;
+ $Apache::lonratedt::resources[$newidx]=
+ $comment.':'.$url.':'.$ext.':normal:res';
+ $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=
+ $newidx;
+ &storemap($coursenum,$coursedom,$folder.'.sequence');
+ }
+ }
+ if ($ENV{'form.cmd'}) {
+ my ($cmd,$idx)=split(/\_/,$ENV{'form.cmd'});
+ if ($cmd eq 'del') {
+ for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) {
+ $Apache::lonratedt::order[$i]=
+ $Apache::lonratedt::order[$i+1];
+ }
+ $#Apache::lonratedt::order--;
+ } elsif ($cmd eq 'up') {
+ if (($idx) && (defined($Apache::lonratedt::order[$idx-1]))) {
+ my $i=$Apache::lonratedt::order[$idx-1];
+ $Apache::lonratedt::order[$idx-1]=
+ $Apache::lonratedt::order[$idx];
+ $Apache::lonratedt::order[$idx]=$i;
+ }
+ } elsif ($cmd eq 'down') {
+ if (defined($Apache::lonratedt::order[$idx+1])) {
+ my $i=$Apache::lonratedt::order[$idx+1];
+ $Apache::lonratedt::order[$idx+1]=
+ $Apache::lonratedt::order[$idx];
+ $Apache::lonratedt::order[$idx]=$i;
+ }
+ } elsif ($cmd eq 'rename') {
+ my ($rtitle,@rrest)=split(/\:/,
+ $Apache::lonratedt::resources[
+ $Apache::lonratedt::order[$idx]]);
+ my $comment=
+ &HTML::Entities::decode($ENV{'form.title'});
+ $comment=~s/\\<\;/g;
+ $comment=~s/\>/\>\;/g;
+ $comment=~s/\:/\:/g;
+ $Apache::lonratedt::resources[
+ $Apache::lonratedt::order[$idx]]=
+ $comment.':'.join(':',@rrest);
+
+ }
+# Store the changed version
+ &storemap($coursenum,$coursedom,$folder.'.sequence');
+ }
+# Group import/search
+ if ($ENV{'form.importdetail'}) {
+ my @imports;
+ foreach (split(/\&/,$ENV{'form.importdetail'})) {
+ if (defined($_)) {
+ my ($name,$url)=split(/\=/,$_);
+ $name=&Apache::lonnet::unescape($name);
+ $url=&Apache::lonnet::unescape($url);
+ push @imports, $name, $url;
+ }
+ }
+# Store the changed version
+ group_import($coursenum, $coursedom, $folder, @imports);
+ }
+# Loading a complete map
+ if (($ENV{'form.importmap'}) && ($ENV{'form.loadmap'})) {
+ foreach
+(&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$ENV{'form.importmap'}))) {
+ my $idx=$#Apache::lonratedt::resources;
+ $idx++;
+ $Apache::lonratedt::resources[$idx]=$_;
+ $Apache::lonratedt::order
+ [$#Apache::lonratedt::order+1]=$idx;
+ }
+
+# Store the changed version
+ &storemap($coursenum,$coursedom,$folder.'.sequence');
+ }
+ }
+# ---------------------------------------------------------------- End commands
+# ---------------------------------------------------------------- Print screen
+ my $idx=0;
+ $r->print('
');
+}
+
+# -------------------------------------------------------------- Check Versions
+
+sub checkversions {
+ my $r=shift;
+ $r->print('Check Versions'.
+ &Apache::loncommon::bodytag('Check Course Document Versions'));
+ my $header='';
+ my $startsel='';
+ my $monthsel='';
+ my $weeksel='';
+ my $daysel='';
+ my $allsel='';
+ my %changes=();
+ my $starttime=0;
+ my $haschanged=0;
+ my %setversions=&Apache::lonnet::dump('resourceversions',
+ $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+ $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
+
+ $hashtied=0;
+ &tiehash();
+ my %newsetversions=();
+ if ($ENV{'form.setmostrecent'}) {
+ $haschanged=1;
+ foreach (keys %hash) {
+ if ($_=~/^ids\_(\/res\/.+)$/) {
+ $newsetversions{$1}='mostrecent';
+ }
+ }
+ } elsif ($ENV{'form.setcurrent'}) {
+ $haschanged=1;
+ foreach (keys %hash) {
+ if ($_=~/^ids\_(\/res\/.+)$/) {
+ my $getvers=&Apache::lonnet::getversion($1);
+ if ($getvers>0) {
+ $newsetversions{$1}=$getvers;
+ }
+ }
+ }
+ } elsif ($ENV{'form.setversions'}) {
+ $haschanged=1;
+ foreach (keys %ENV) {
+ if ($_=~/^form\.set_version_(.+)$/) {
+ my $src=$1;
+ &Apache::lonnet::logthis('Found: '.$1.' '.$ENV{$_});
+ if (($ENV{$_}) && ($ENV{$_} ne $setversions{$src})) {
+ $newsetversions{$src}=$ENV{$_};
+ }
+ }
+ }
+ }
+ if ($haschanged) {
+ if (&Apache::lonnet::put('resourceversions',\%newsetversions,
+ $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+ $ENV{'course.'.$ENV{'request.course.id'}.'.num'}) eq 'ok') {
+ $r->print('
'.&mt('Your Version Settings have been Stored').'
');
+ } else {
+ $r->print('
'.&mt('An Error Occured while Attempting to Store your Version Settings').'
');
+ }
+ &changewarning($r,'');
+ }
+ if ($ENV{'form.timerange'} eq 'all') {
+# show all documents
+ $header=&mt('All Documents in Course');
+ $allsel=1;
+ foreach (keys %hash) {
+ if ($_=~/^ids\_(\/res\/.+)$/) {
+ my $src=$1;
+ $changes{$src}=1;
+ }
+ }
+ } else {
+# show documents which changed
+ %changes=&Apache::lonnet::dump
+ ('versionupdate',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+ $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
+ my $firstkey=(keys %changes)[0];
+ unless ($firstkey=~/^error\:/) {
+ unless ($ENV{'form.timerange'}) {
+ $ENV{'form.timerange'}=604800;
+ }
+ my $seltext=&mt('during the last').' '.$ENV{'form.timerange'}.' '
+ .&mt('seconds');
+ if ($ENV{'form.timerange'}==-1) {
+ $seltext='since start of course';
+ $startsel='selected';
+ $ENV{'form.timerange'}=time;
+ }
+ $starttime=time-$ENV{'form.timerange'};
+ if ($ENV{'form.timerange'}==2592000) {
+ $seltext=&mt('during the last month').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
+ $monthsel='selected';
+ } elsif ($ENV{'form.timerange'}==604800) {
+ $seltext=&mt('during the last week').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
+ $weeksel='selected';
+ } elsif ($ENV{'form.timerange'}==86400) {
+ $seltext=&mt('since yesterday').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
+ $daysel='selected';
+ }
+ $header=&mt('Content changed').' '.$seltext;
+ } else {
+ $header=&mt('No content modifications yet.');
+ }
+ }
+ %setversions=&Apache::lonnet::dump('resourceversions',
+ $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+ $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
+ my %lt=&Apache::lonlocal::texthash
+ ('st' => 'Version changes since start of Course',
+ 'lm' => 'Version changes since last Month',
+ 'lw' => 'Version changes since last Week',
+ 'sy' => 'Version changes since Yesterday',
+ 'al' => 'All Resources (possibly large output)',
+ 'sd' => 'Display',
+ 'fi' => 'File',
+ 'md' => 'Modification Date',
+ 'mr' => 'Most recently published Version',
+ 've' => 'Version used in Course',
+ 'vu' => 'Set Version to be used in Course',
+'sv' => 'Set Versions to be used in Course according to Selections below',
+'sm' => 'Keep all Resources up-to-date with most recent Versions (default)',
+'sc' => 'Set all Resource Versions to current Version (Fix Versions)',
+ 'di' => 'Differences');
+ $r->print(<
+
+
+
+
+
+
$header
+
+
+
+
$lt{'fi'}
$lt{'md'}
$lt{'mr'}
+
$lt{'ve'}
$lt{'vu'}
$lt{'di'}
+ENDHEADERS
+ foreach (sort keys %changes) {
+ if ($changes{$_}>$starttime) {
+ my ($root,$extension)=($_=~/^(.*)\.(\w+)$/);
+ my $currentversion=&Apache::lonnet::getversion($_);
+ if ($currentversion<0) {
+ $currentversion=&mt('Could not be determined.');
+ }
+ my $linkurl=&Apache::lonnet::clutter($_);
+ $r->print(
+ '