--- loncom/interface/londocs.pm 2002/08/31 00:43:12 1.14
+++ loncom/interface/londocs.pm 2011/09/10 03:18:34 1.459
@@ -1,7 +1,7 @@
# The LearningOnline Network
# Documents
#
-# $Id: londocs.pm,v 1.14 2002/08/31 00:43:12 www Exp $
+# $Id: londocs.pm,v 1.459 2011/09/10 03:18:34 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -26,293 +26,4311 @@
# http://www.lon-capa.org/
#
+
+
package Apache::londocs;
use strict;
-use Apache::Constants qw(:common);
+use Apache::Constants qw(:common :http);
+use Apache::imsexport;
use Apache::lonnet;
use Apache::loncommon;
-use Apache::lonratedt;
-use Apache::lonratsrv;
+use Apache::lonhtmlcommon;
+use LONCAPA::map();
+use Apache::lonratedt();
+use Apache::lonxml;
+use Apache::lonclonecourse;
+use Apache::lonnavmaps;
+use HTML::Entities;
+use GDBM_File;
+use Apache::lonlocal;
+use Cwd;
+use LONCAPA qw(:DEFAULT :match);
my $iconpath;
-# 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
-#
+my %hash;
+
+my $hashtied;
+my %alreadyseen=();
+
+my $hadchanges;
+
+
+my %help=();
+
sub mapread {
my ($coursenum,$coursedom,$map)=@_;
return
- &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
- $map);
+ &LONCAPA::map::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+ $map);
}
sub storemap {
my ($coursenum,$coursedom,$map)=@_;
- return
- &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
- $map);
+ my ($outtext,$errtext)=
+ &LONCAPA::map::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+ $map,1);
+ if ($errtext) { return ($errtext,2); }
+
+ $hadchanges=1;
+ return ($errtext,0);
}
-sub editor {
- my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;
- my $errtext='';
- my $fatal=0;
- ($errtext,$fatal)=
- &mapread($coursenum,$coursedom,$folder.'.sequence');
- if ($fatal) {
- $r->print('
'.$errtext.'
');
+
+
+sub authorhosts {
+ my %outhash=();
+ my $home=0;
+ my $other=0;
+ foreach my $key (keys(%env)) {
+ if ($key=~/^user\.role\.(au|ca)\.(.+)$/) {
+ my $role=$1;
+ my $realm=$2;
+ my ($start,$end)=split(/\./,$env{$key});
+ if (($start) && ($start>time)) { next; }
+ if (($end) && (time>$end)) { next; }
+ my ($ca,$cd);
+ if ($1 eq 'au') {
+ $ca=$env{'user.name'};
+ $cd=$env{'user.domain'};
+ } else {
+ ($cd,$ca)=($realm=~/^\/($match_domain)\/($match_username)$/);
+ }
+ my $allowed=0;
+ my $myhome=&Apache::lonnet::homeserver($ca,$cd);
+ my @ids=&Apache::lonnet::current_machine_ids();
+ foreach my $id (@ids) { if ($id eq $myhome) { $allowed=1; } }
+ if ($allowed) {
+ $home++;
+ $outhash{'home_'.$ca.'@'.$cd}=1;
+ } else {
+ $outhash{'otherhome_'.$ca.'@'.$cd}=$myhome;
+ $other++;
+ }
+ }
+ }
+ return ($home,$other,%outhash);
+}
+
+
+sub dumpbutton {
+ my ($home,$other,%outhash)=&authorhosts();
+ my $crstype = &Apache::loncommon::course_type();
+ if ($home+$other==0) { return ''; }
+ if ($home) {
+ my $link =
+ ""
+ .&mt('Dump '.$crstype.' Documents to Construction Space')
+ .'';
+ return
+ $link.' '
+ .&Apache::loncommon::help_open_topic('Docs_Dump_Course_Docs')
+ .' ';
} else {
-# ------------------------------------------------------------ Process commands
- if ($allowed) {
-# 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;
- 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') {
- 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') {
- my $i=$Apache::lonratedt::order[$idx+1];
- $Apache::lonratedt::order[$idx+1]=
- $Apache::lonratedt::order[$idx];
- $Apache::lonratedt::order[$idx]=$i;
+ return
+ &mt('Dump '.$crstype.' Documents to Construction Space: available on other servers');
+ }
+}
+
+sub clean {
+ my ($title)=@_;
+ $title=~s/[^\w\/\!\$\%\^\*\-\_\=\+\;\:\,\\\|\`\~]+/\_/gs;
+ return $title;
+}
+
+
+
+sub dumpcourse {
+ my ($r) = @_;
+ my $crstype = &Apache::loncommon::course_type();
+ $r->print(&Apache::loncommon::start_page('Dump '.$crstype.' Documents to Construction Space').
+ '');
+ }
+}
+
+
+
+sub exportbutton {
+ my $crstype = &Apache::loncommon::course_type();
+ return "".&mt('IMS Export')."".
+ &Apache::loncommon::help_open_topic('Docs_Export_Course_Docs').' ';
+}
+
+
+
+sub exportcourse {
+ my $r=shift;
+ my $crstype = &Apache::loncommon::course_type();
+ my %discussiontime = &Apache::lonnet::dump('discussiontimes',
+ $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
+ my $numdisc = keys(%discussiontime);
+ my $numprobs = 0;
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ if (!defined($navmap)) {
+ $r->print(&Apache::loncommon::start_page('Export '.$crstype.' to IMS Package').
+ '
'.&mt('IMS Export Failed').'
'.
+ '
');
+ if ($crstype eq 'Community') {
+ $r->print(&mt('Unable to retrieve information about community contents'));
+ } else {
+ $r->print(&mt('Unable to retrieve information about course contents'));
+ }
+ $r->print('
');
+ if ($crstype eq 'Community') {
+ $r->print(&mt('Return to Community Editor'));
+ } else {
+ $r->print(&mt('Return to Course Editor'));
+ }
+ $r->print('');
+ &Apache::lonnet::logthis('IMS export failed - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'});
+ return;
+ }
+ my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);
+ my $curRes;
+ my $outcome;
+
+ &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
+ ['finishexport']);
+ if ($env{'form.finishexport'}) {
+ &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
+ ['archive','discussion']);
+
+ my $format = $env{'form.format'};
+ my @exportitems = &Apache::loncommon::get_env_multiple('form.archive');
+ my @discussions = &Apache::loncommon::get_env_multiple('form.discussion');
+ if (@exportitems == 0 && @discussions == 0) {
+ $outcome =
+ '
'
+ .&mt('As you did not select any content items or discussions'
+ .' for export, an IMS package has not been created.')
+ .'
'
+ .'
'
+ .&mt('Please [_1]go back[_2] to select either content items'
+ .' or discussions for export.'
+ ,''
+ ,'')
+ .'
';
+ } else {
+ my $now = time;
+ my %symbs;
+ my $manifestok = 0;
+ my $imsresources;
+ my $tempexport;
+ my $copyresult;
+ my $testbank;
+ my $ims_manifest = &create_ims_store($now,\$manifestok,\$outcome,\$tempexport,$format,\$testbank);
+ if ($manifestok) {
+ &build_package($now,$navmap,\@exportitems,\@discussions,\$outcome,$tempexport,\$copyresult,$ims_manifest,$format,$testbank);
+ close($ims_manifest);
+
+#Create zip file in prtspool
+ my $imszipfile = '/prtspool/'.
+ $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
+ time.'_'.rand(1000000000).'.zip';
+ my $cwd = &Cwd::getcwd();
+ my $imszip = '/home/httpd/'.$imszipfile;
+ chdir $tempexport;
+ open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
+ close(OUTPUT);
+ chdir $cwd;
+ $outcome .= '
'
+ .&mt('[_1]Your IMS package[_2] is ready for download.'
+ ,'','')
+ .'
';
+ if ($copyresult) {
+ $outcome .= '
'
+ .&mt('The following errors occurred during export - [_1]'
+ ,$copyresult)
+ .'
';
}
-# Store the changed version
- &storemap($coursenum,$coursedom,$folder.'.sequence');
+ } else {
+ $outcome = '
'
+ .&mt('Unfortunately you will not be able to retrieve'
+ .' an IMS archive of your course at this time,'
+ .' because there was a problem creating a'
+ .' manifest file.')
+ .'
');
+# Before
+ for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
+ my $oldname=(split(/\:/,$docslog{$id}{'logentry'}{'before_resources_'.$idx}))[0];
+ my $newname=(split(/\:/,$docslog{$id}{'logentry'}{'after_resources_'.$idx}))[0];
+ if ($oldname ne $newname) {
+ $r->print(&LONCAPA::map::qtescape($oldname));
+ }
+ }
+ $r->print('
');
+ for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
+ if ($docslog{$id}{'logentry'}{'before_order_res_'.$idx}) {
+ $r->print('
':'').
+ '');
+ if ($randompick>=0) {
+ $r->print('
'
+ .&mt('Caution: this folder is set to randomly pick a subset'
+ .' of resources. Adding or removing resources from this'
+ .' folder will change the set of resources that the'
+ .' students see, resulting in spurious or missing credit'
+ .' for completed problems, not limited to ones you'
+ .' modify. Do not modify the contents of this folder if'
+ .' it is in active student use.')
+ .'
'
+ .&mt('Caution: this folder is set to randomly order its'
+ .' contents. Adding or removing resources from this folder'
+ .' will change the order of resources shown.')
+ .'
'.
+ &mt('Unable to retrieve information about course contents').
+ '
');
+ &Apache::lonnet::logthis('Symb list failed - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'});
+ } else {
+ $r->print("
\n");
+ }
+}
+
+
+sub verifycontent {
+ my ($r) = @_;
+ my $crstype = &Apache::loncommon::course_type();
+ $r->print(&Apache::loncommon::start_page('Verify '.$crstype.' Documents'));
+ $r->print(&Apache::lonhtmlcommon::breadcrumbs('Verify '.$crstype.' Documents'));
+ &startContentScreen($r,'tools');
+ $hashtied=0;
+ undef %alreadyseen;
+ %alreadyseen=();
+ &tiehash();
+ foreach my $key (keys(%hash)) {
+ if ($hash{$key}=~/\.(page|sequence)$/) {
+ if (($key=~/^src_/) && ($alreadyseen{&unescape($hash{$key})})) {
+ $r->print(''.
+ &mt('The following sequence or page is included more than once in your '.$crstype.':').' '.
+ &unescape($hash{$key}).' '.
+ &mt('Note that grading records for problems included in this sequence or folder will overlap.').'');
+ }
+ }
+ if (($key=~/^src\_(.+)$/) && (!$alreadyseen{&unescape($hash{$key})})) {
+ &checkonthis($r,$hash{$key},0,$hash{'title_'.$1});
+ }
+ }
+ &untiehash();
+ $r->print('
'.&mt('Done').'
');
+}
+
+
+sub devalidateversioncache {
+ my $src=shift;
+ &Apache::lonnet::devalidate_cache_new('courseresversion',$env{'request.course.id'}.'_'.
+ &Apache::lonnet::clutter($src));
+}
+
+sub checkversions {
+ my ($r) = @_;
+ my $crstype = &Apache::loncommon::course_type();
+ $r->print(&Apache::loncommon::start_page("Check $crstype Document Versions"));
+ $r->print(&Apache::lonhtmlcommon::breadcrumbs("Check $crstype Document Versions"));
+ &startContentScreen($r,'tools');
+
+ 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 my $key (keys(%hash)) {
+ if ($key=~/^ids\_(\/res\/.+)$/) {
+ $newsetversions{$1}='mostrecent';
+ &devalidateversioncache($1);
+ }
+ }
+ } elsif ($env{'form.setcurrent'}) {
+ $haschanged=1;
+ foreach my $key (keys(%hash)) {
+ if ($key=~/^ids\_(\/res\/.+)$/) {
+ my $getvers=&Apache::lonnet::getversion($1);
+ if ($getvers>0) {
+ $newsetversions{$1}=$getvers;
+ &devalidateversioncache($1);
+ }
+ }
+ }
+ } elsif ($env{'form.setversions'}) {
+ $haschanged=1;
+ foreach my $key (keys(%env)) {
+ if ($key=~/^form\.set_version_(.+)$/) {
+ my $src=$1;
+ if (($env{$key}) && ($env{$key} ne $setversions{$src})) {
+ $newsetversions{$src}=$env{$key};
+ &devalidateversioncache($src);
+ }
+ }
+ }
+ }
+ if ($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 Saved').'
');
+ } else {
+ $r->print('
'.&mt('An Error Occured while Attempting to Save your Version Settings').'
');
+ }
+ &mark_hash_old();
+ }
+ &changewarning($r,'');
+ if ($env{'form.timerange'} eq 'all') {
+# show all documents
+ $header=&mt('All Documents in '.$crstype);
+ $allsel=1;
+ foreach my $key (keys(%hash)) {
+ if ($key=~/^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 '.$crstype,
+ 'lm' => 'Version changes since last Month',
+ 'lw' => 'Version changes since last Week',
+ 'sy' => 'Version changes since Yesterday',
+ 'al' => 'All Resources (possibly large output)',
+ 'sd' => 'Display',
+ 'fi' => 'File',
+ 'md' => 'Modification Date',
+ 'mr' => 'Most recently published Version',
+ 've' => 'Version used in '.$crstype,
+ 'vu' => 'Set Version to be used in '.$crstype,
+'sv' => 'Set Versions to be used in '.$crstype.' 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
+
+
+ENDHEADERS
+ foreach my $key (sort(keys(%changes))) {
+ if ($changes{$key}>$starttime) {
+ my ($root,$extension)=($key=~/^(.*)\.(\w+)$/);
+ my $currentversion=&Apache::lonnet::getversion($key);
+ if ($currentversion<0) {
+ $currentversion=&mt('Could not be determined.');
+ }
+ my $linkurl=&Apache::lonnet::clutter($key);
+ $r->print(
+ '
');
+ my $lastold=1;
+ for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
+ my $url=$root.'.'.$prevvers.'.'.$extension;
+ if (&Apache::lonnet::metadata($url,'lastrevisiondate')<
+ $starttime) {
+ $lastold=$prevvers;
+ }
+ }
+ #
+ # Code to figure out how many version entries should go in
+ # each of the four columns
+ my $entries_per_col = 0;
+ my $num_entries = ($currentversion-$lastold);
+ if ($num_entries % 4 == 0) {
+ $entries_per_col = $num_entries/4;
+ } else {
+ $entries_per_col = $num_entries/4 + 1;
+ }
+ my $entries_count = 0;
+ $r->print('
');
+
+ my $active = '';
+# does this user have privileges to modify docs?
+ my $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'});
+
+ my $onclick;
+ my $href;
+
+ if ($allowed) {
+ $r->print('
');
+}
+
+#
+# End tabs
+#
+
+sub endContentScreen {
+ my ($r)=@_;
+ $r->print('
');
+}
+
+sub supplemental_base {
+ return 'supplemental&'.&escape(&mt('Supplemental '.&Apache::loncommon::course_type().' Documents'));
+}
+
sub handler {
my $r = shift;
- $r->content_type('text/html');
+ &Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
return OK if $r->header_only;
+ my $crstype = &Apache::loncommon::course_type();
+
+#
+# --------------------------------------------- Initialize help topics for this
+ foreach my $topic ('Adding_Course_Doc','Main_Course_Documents',
+ 'Adding_External_Resource','Navigate_Content',
+ 'Adding_Folders','Docs_Overview', 'Load_Map',
+ 'Supplemental','Score_Upload_Form','Adding_Pages',
+ 'Importing_LON-CAPA_Resource','Uploading_From_Harddrive',
+ 'Check_Resource_Versions','Verify_Content') {
+ $help{$topic}=&Apache::loncommon::help_open_topic('Docs_'.$topic);
+ }
+ # Composite help files
+ $help{'Syllabus'} = &Apache::loncommon::help_open_topic(
+ 'Docs_About_Syllabus,Docs_Editing_Templated_Pages');
+ $help{'Simple Page'} = &Apache::loncommon::help_open_topic(
+ 'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');
+ $help{'Simple Problem'} = &Apache::loncommon::help_open_topic(
+ 'Option_Response_Simple');
+ $help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(
+ 'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');
+ $help{'My Personal Information Page'} = &Apache::loncommon::help_open_topic(
+ 'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');
+ $help{'Group Portfolio'} = &Apache::loncommon::help_open_topic('Docs_About_Group_Files');
+ $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
+
+# does this user have privileges to modify docs
+ my $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'});
+ if ($allowed && $env{'form.verify'}) {
+ &init_breadcrumbs('verify','Verify Content');
+ &verifycontent($r);
+ } elsif ($allowed && $env{'form.listsymbs'}) {
+ &init_breadcrumbs('listsymbs','List Symbs');
+ &list_symbs($r);
+ } elsif ($allowed && $env{'form.docslog'}) {
+ &init_breadcrumbs('docslog','Show Log');
+ &docs_change_log($r);
+ } elsif ($allowed && $env{'form.versions'}) {
+ &init_breadcrumbs('versions','Check/Set Resource Versions');
+ &checkversions($r);
+ } elsif ($allowed && $env{'form.dumpcourse'}) {
+ &init_breadcrumbs('dumpcourse','Dump '.&Apache::loncommon::course_type().' Documents to Construction Space');
+ &dumpcourse($r);
+ } elsif ($allowed && $env{'form.exportcourse'}) {
+ &init_breadcrumbs('exportcourse','IMS Export');
+ &exportcourse($r);
+ } else {
+#
+# Done catching special calls
+# The whole rest is for course and supplemental documents
+# Get the parameters that may be needed
+#
+ &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
+ ['folderpath','pagepath',
+ 'pagesymb','forcesupplement','forcestandard']);
-# is this a standard course?
+# standard=1: this is a "new-style" course with an uploaded map as top level
+# standard=2: this is a "old-style" course, and there is nothing we can do
- &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['folder']);
- my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);
- my $forcestandard=($ENV{'form.folder'}=~/^default_/);
- my $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/);
+ my $standard=($env{'request.course.uri'}=~/^\/uploaded\//);
+
+# Decide whether this should display supplemental or main content
+# supplementalflag=1: show supplemental documents
+# supplementalflag=0: show standard documents
+
+
+ my $supplementalflag=($env{'form.folderpath'}=~/^supplemental/);
+ if (($env{'form.folderpath'}=~/^default/) || $env{'form.folderpath'} eq "" || ($env{'form.pagepath'})) {
+ $supplementalflag=0;
+ }
+ if ($env{'form.forcesupplement'}) { $supplementalflag=1; }
+ if ($env{'form.forcestandard'}) { $supplementalflag=0; }
+ unless ($allowed) { $supplementalflag=1; }
+ unless ($standard) { $supplementalflag=1; }
-# does this user have privileges to post, etc?
- my $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'});
my $script='';
- if ($allowed) {
- &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
- $script=&Apache::lonratedt::editscript('simple');
+ my $showdoc=0;
+ my $addentries = {};
+ my $containertag;
+ my $uploadtag;
+
+# Where do we store these for when we come back?
+ my $stored_folderpath='docs_folderpath';
+ if ($supplementalflag) {
+ $stored_folderpath='docs_sup_folderpath';
+ }
+
+# No folderpath, no pagepath, see if we have something stored
+ if ((!$env{'form.folderpath'}) && (!$env{'form.pagepath'})) {
+ &Apache::loncommon::restore_course_settings($stored_folderpath,
+ {'folderpath' => 'scalar'});
+ }
+
+# If we are not allowed to make changes, all we can see are supplemental docs
+ if (!$allowed) {
+ $env{'form.pagepath'}='';
+ unless ($env{'form.folderpath'} =~ /^supplemental/) {
+ $env{'form.folderpath'} = &supplemental_base();
+ }
+ }
+# If we still not have a folderpath, see if we can resurrect at pagepath
+ if (!$env{'form.folderpath'} && $allowed) {
+ &Apache::loncommon::restore_course_settings($stored_folderpath,
+ {'pagepath' => 'scalar'});
+ }
+# Make the zeroth entry in supplemental docs page paths, so we can get to top level
+ if ($env{'form.folderpath'} =~ /^supplemental_\d+/) {
+ $env{'form.folderpath'} = &supplemental_base()
+ .'&'.
+ $env{'form.folderpath'};
+ }
+# If after all of this, we still don't have any paths, make them
+ unless (($env{'form.pagepath'}) || ($env{'form.folderpath'})) {
+ if ($supplementalflag) {
+ $env{'form.folderpath'}=&supplemental_base();
+ } else {
+ $env{'form.folderpath'}='default';
+ }
+ }
+
+# Store this
+ &Apache::loncommon::store_course_settings($stored_folderpath,
+ {'pagepath' => 'scalar',
+ 'folderpath' => 'scalar'});
+
+ if ($env{'form.folderpath'}) {
+ my (@folderpath)=split('&',$env{'form.folderpath'});
+ $env{'form.foldername'}=&unescape(pop(@folderpath));
+ $env{'form.folder'}=pop(@folderpath);
+ }
+ if ($env{'form.pagepath'}) {
+ my (@pagepath)=split('&',$env{'form.pagepath'});
+ $env{'form.pagename'}=&unescape(pop(@pagepath));
+ $env{'form.folder'}=pop(@pagepath);
+ $containertag = ''.
+ '';
+ $uploadtag =
+ ''.
+ ''.
+ '';
+ } else {
+ my $folderpath=$env{'form.folderpath'};
+ if (!$folderpath) {
+ if ($env{'form.folder'} eq '' ||
+ $env{'form.folder'} eq 'supplemental') {
+ $folderpath='default&'.
+ &escape(&mt('Main '.$crstype.' Documents'));
+ }
+ }
+ $containertag = '';
+ $uploadtag = '';
+ }
+ if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
+ $showdoc='/'.$1;
+ }
+ if ($showdoc) { # got called in sequence from course
+ $allowed=0;
+ } else {
+ if ($allowed) {
+ &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
+ $script=&Apache::lonratedt::editscript('simple');
+ }
}
# get course data
- my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
- my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
+ my $coursenum=$env{'course.'.$env{'request.course.id'}.'.num'};
+ my $coursedom=$env{'course.'.$env{'request.course.id'}.'.domain'};
# get personal data
-
- my $uname=$ENV{'user.name'};
- my $udom=$ENV{'user.domain'};
- my $plainname=&Apache::lonnet::escape(
- &Apache::loncommon::plainname($uname,$udom));
+ my $uname=$env{'user.name'};
+ my $udom=$env{'user.domain'};
+ my $plainname=&escape(&Apache::loncommon::plainname($uname,$udom));
# graphics settings
- $iconpath = $r->dir_config('lonIconsURL') . "/";
+ $iconpath = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL') . "/");
-# print screen
- $r->print(<
-
-The LearningOnline Network with CAPA
-
-
-ENDDOCUMENT
-$r->print(&Apache::loncommon::bodytag('Course Documents'));
-# --------------------------------------------------0------ Standard documents
- if (($standard) && ($allowed) && (!$forcesupplement)) {
- $r->print('