--- loncom/interface/londocs.pm 2003/08/05 12:47:21 1.71
+++ loncom/interface/londocs.pm 2009/04/04 21:47:40 1.361
@@ -1,7 +1,7 @@
# The LearningOnline Network
# Documents
#
-# $Id: londocs.pm,v 1.71 2003/08/05 12:47:21 www Exp $
+# $Id: londocs.pm,v 1.361 2009/04/04 21:47:40 bisitz Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -26,17 +26,25 @@
# http://www.lon-capa.org/
#
+
+
package Apache::londocs;
use strict;
use Apache::Constants qw(:common :http);
+use Apache::imsexport;
use Apache::lonnet;
use Apache::loncommon;
-use Apache::lonratedt;
-use Apache::lonratsrv;
+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;
@@ -47,268 +55,2018 @@ 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.'/'.
- $map);
+ &LONCAPA::map::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+ $map);
}
sub storemap {
my ($coursenum,$coursedom,$map)=@_;
+ my ($outtext,$errtext)=
+ &LONCAPA::map::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+ $map,1);
+ if ($errtext) { return ($errtext,2); }
+
$hadchanges=1;
- return
- &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
- $map,1);
+ return ($errtext,0);
}
-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]='';
+
+
+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;
+ $other++;
+ }
+ }
}
- if ($fatal) {
- $r->print('
'.$errtext.'
');
+ return ($home,$other,%outhash);
+}
+
+
+sub dumpbutton {
+ my ($home,$other,%outhash)=&authorhosts();
+ my $type = &Apache::loncommon::course_type();
+ if ($home+$other==0) { return ''; }
+ if ($home) {
+ return ''.
+ &Apache::loncommon::help_open_topic('Docs_Dump_Course_Docs');
} 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];
+ return '
'.
+ &mt('Dump '.$type.
+ ' DOCS to Construction Space: available on other servers').
+ '
';
+ }
+}
+
+sub clean {
+ my ($title)=@_;
+ $title=~s/[^\w\/\!\$\%\^\*\-\_\=\+\;\:\,\\\|\`\~]+/\_/gs;
+ return $title;
+}
+
+
+
+sub dumpcourse {
+ my ($r) = @_;
+ my $type = &Apache::loncommon::course_type();
+ $r->print(&Apache::loncommon::start_page('Dump '.$type.' DOCS to Construction Space').
+ '');
+ }
+}
+
+
+
+sub exportbutton {
+ my $type = &Apache::loncommon::course_type();
+ return ''.
+ &Apache::loncommon::help_open_topic('Docs_Export_Course_Docs');
+}
+
+
+
+sub exportcourse {
+ my $r=shift;
+ my $type = &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 $navmap = Apache::lonnavmaps::navmap->new();
+ if (!defined($navmap)) {
+ $r->print(&Apache::loncommon::start_page('Export '.lc($type).' to IMS content package').
+ '
IMS Export Failed
'.
+ '
'.
+ &mt('Unable to retrieve information about course contents').
+ '
'.&mt('Return to Course Editor').'');
+ &Apache::lonnet::logthis('IMS export failed - could not create navmap object in '.lc($type).':'.$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 @exportitems = &Apache::loncommon::get_env_multiple('form.archive');
+ my @discussions = &Apache::loncommon::get_env_multiple('form.discussion');
+ if (@exportitems == 0 && @discussions == 0) {
+ $outcome = ' As you did not select any content items or discussions for export, an IMS package has not been created. Please go back 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 $ims_manifest = &create_ims_store($now,\$manifestok,\$outcome,\$tempexport);
+ if ($manifestok) {
+ &build_package($now,$navmap,\@exportitems,\@discussions,\$outcome,$tempexport,\$copyresult,$ims_manifest);
+ close($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;
+ $outcome .= &mt('Download the zip file from IMS '.lc($type).' archive ',$imszipfile,);
+ if ($copyresult) {
+ $outcome .= &mt('The following errors occurred during export - [_1]',$copyresult);
+ }
+ } else {
+ $outcome = ' '.&mt('Unfortunately you will not be able to retrieve an IMS archive of this posts at this time, because there was a problem creating a manifest file.').' ';
+ }
+ }
+ $r->print(&Apache::loncommon::start_page('Export '.lc($type).' to IMS content package'));
+ $r->print(&Apache::lonhtmlcommon::breadcrumbs('Export '.lc($type).' to IMS content package'));
+ $r->print($outcome);
+ $r->print(&Apache::loncommon::end_page());
+ } else {
+ my $display;
+ $display = '');
+ }
+}
+
+sub create_ims_store {
+ my ($now,$manifestok,$outcome,$tempexport) = @_;
+ $$tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
+ my $ims_manifest;
+ if (!-e $$tempexport) {
+ mkdir($$tempexport,0700);
+ }
+ $$tempexport .= '/'.$now;
+ if (!-e $$tempexport) {
+ mkdir($$tempexport,0700);
+ }
+ $$tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
+ if (!-e $$tempexport) {
+ mkdir($$tempexport,0700);
+ }
+ if (!-e "$$tempexport/resources") {
+ mkdir("$$tempexport/resources",0700);
+ }
+# open manifest file
+ my $manifest = '/imsmanifest.xml';
+ my $manifestfilename = $$tempexport.$manifest;
+ if ($ims_manifest = Apache::File->new('>'.$manifestfilename)) {
+ $$manifestok=1;
+ print $ims_manifest
+''."\n".
+''."\n".
+'
+
+
+
+ '.$env{'request.course.id'}.'
+
+ '.$env{'course.'.$env{'request.course.id'}.'.description'}.'
+
+
+
+ '."\n".
+' '."\n".
+' '."\n".
+' '.$env{'course.'.$env{'request.course.id'}.'.description'}.''
+ } else {
+ $$outcome .= 'An error occurred opening the IMS manifest file. '
+;
+ }
+ return $ims_manifest;
+}
+
+sub build_package {
+ my ($now,$navmap,$exportitems,$discussions,$outcome,$tempexport,$copyresult,$ims_manifest) = @_;
+# first iterator to look for dependencies
+ my $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
+ my $curRes;
+ my $count = 0;
+ my $depth = 0;
+ my $lastcontainer = 0;
+ my %parent = ();
+ my @dependencies = ();
+ my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ while ($curRes = $it->next()) {
+ if (ref($curRes)) {
+ $count ++;
+ }
+ if ($curRes == $it->BEGIN_MAP()) {
+ $depth++;
+ $parent{$depth} = $lastcontainer;
+ }
+ if ($curRes == $it->END_MAP()) {
+ $depth--;
+ $lastcontainer = $parent{$depth};
+ }
+ if (ref($curRes)) {
+ if ($curRes->is_sequence() || $curRes->is_page()) {
+ $lastcontainer = $count;
+ }
+ if (grep(/^$count$/,@$exportitems)) {
+ &get_dependencies($exportitems,\%parent,$depth,\@dependencies);
+ }
+ }
+ }
+# second iterator to build manifest and store resources
+ $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
+ $depth = 0;
+ my $prevdepth;
+ $count = 0;
+ my $imsresources;
+ my $pkgdepth;
+ while ($curRes = $it->next()) {
+ if ($curRes == $it->BEGIN_MAP()) {
+ $prevdepth = $depth;
+ $depth++;
+ }
+ if ($curRes == $it->END_MAP()) {
+ $prevdepth = $depth;
+ $depth--;
+ }
+
+ if (ref($curRes)) {
+ $count ++;
+ if ((grep(/^$count$/,@$exportitems)) || (grep(/^$count$/,@dependencies))) {
+ my $symb = $curRes->symb();
+ my $isvisible = 'true';
+ my $resourceref;
+ if ($curRes->randomout()) {
+ $isvisible = 'false';
+ }
+ unless ($curRes->is_sequence()) {
+ $resourceref = 'identifierref="RES-'.$env{'request.course.id'}.'-'.$count.'"';
+ }
+ my $step = $prevdepth - $depth;
+ if (($step >= 0) && ($count > 1)) {
+ while ($step >= 0) {
+ print $ims_manifest "\n".' '."\n";
+ $step --;
+ }
+ }
+ $prevdepth = $depth;
+
+ my $itementry =
+ ''.
+ ''.$curRes->title().'';
+ print $ims_manifest "\n".$itementry;
+
+ unless ($curRes->is_sequence()) {
+ my $content_file;
+ my @hrefs = ();
+ &process_content($count,$curRes,$cdom,$cnum,$symb,\$content_file,\@hrefs,$copyresult,$tempexport);
+ if ($content_file) {
+ $imsresources .= "\n".
+ ' '."\n".
+ ' '."\n";
+ foreach my $item (@hrefs) {
+ $imsresources .=
+ ' '."\n";
+ }
+ if (grep(/^$count$/,@$discussions)) {
+ my $ressymb = $symb;
+ my $mode;
+ if ($ressymb =~ m|adm/($match_domain)/($match_username)/(\d+)/bulletinboard$|) {
+ unless ($ressymb =~ m|adm/wrapper/adm|) {
+ $ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard';
+ }
+ $mode = 'board';
+ }
+ my %extras = (
+ caller => 'imsexport',
+ tempexport => $tempexport.'/resources',
+ count => $count
+ );
+ my $discresult = &Apache::lonfeedback::list_discussion($mode,undef,$ressymb,\%extras);
+ }
+ $imsresources .= ' '."\n";
+ }
+ }
+ $pkgdepth = $depth;
+ }
+ }
+ }
+ while ($pkgdepth > 0) {
+ print $ims_manifest " \n";
+ $pkgdepth --;
+ }
+ my $resource_text = qq|
+
+
+
+ $imsresources
+
+
+ |;
+ print $ims_manifest $resource_text;
+}
+
+sub get_dependencies {
+ my ($exportitems,$parent,$depth,$dependencies) = @_;
+ if ($depth > 1) {
+ if ((!grep(/^$$parent{$depth}$/,@$exportitems)) && (!grep(/^$$parent{$depth}$/,@$dependencies))) {
+ push(@{$dependencies},$$parent{$depth});
+ if ($depth > 2) {
+ &get_dependencies($exportitems,$parent,$depth-1,$dependencies);
+ }
+ }
+ }
+}
+
+sub process_content {
+ my ($count,$curRes,$cdom,$cnum,$symb,$content_file,$href,$copyresult,$tempexport) = @_;
+ my $content_type;
+ my $message;
+ my @uploads = ();
+ if ($curRes->is_sequence()) {
+ $content_type = 'sequence';
+ } elsif ($curRes->is_page()) {
+ $content_type = 'page'; # need to handle individual items in pages.
+ } elsif ($symb =~ m-public/$cdom/$cnum/syllabus$-) {
+ $content_type = 'syllabus';
+ my $contents = &Apache::imsexport::templatedpage($content_type);
+ if ($contents) {
+ $$content_file = &store_template($contents,$tempexport,$count,$content_type);
+ }
+ } elsif ($symb =~ m-\.sequence___\d+___ext-) {
+ $content_type = 'external';
+ my $title = $curRes->title;
+ my $contents = &Apache::imsexport::external($symb,$title);
+ if ($contents) {
+ $$content_file = &store_template($contents,$tempexport,$count,$content_type);
+ }
+ } elsif ($symb =~ m-adm/navmaps$-) {
+ $content_type = 'navmap';
+ } elsif ($symb =~ m-adm/[^/]+/[^/]+/(\d+)/smppg$-) {
+ $content_type = 'simplepage';
+ my $contents = &Apache::imsexport::templatedpage($content_type,$1,$count,\@uploads);
+ if ($contents) {
+ $$content_file = &store_template($contents,$tempexport,$count,$content_type);
+ }
+ } elsif ($symb =~ m-lib/templates/simpleproblem\.problem$-) {
+ $content_type = 'simpleproblem';
+ my $contents = &Apache::imsexport::simpleproblem($symb);
+ if ($contents) {
+ $$content_file = &store_template($contents,$tempexport,$count,$content_type);
+ }
+ } elsif ($symb =~ m-lib/templates/examupload\.problem$-) {
+ $content_type = 'examupload';
+ } elsif ($symb =~ m-adm/($match_domain)/($match_username)/(\d+)/bulletinboard$-) {
+ $content_type = 'bulletinboard';
+ my $contents = &Apache::imsexport::templatedpage($content_type,$3,$count,\@uploads,$1,$2);
+ if ($contents) {
+ $$content_file = &store_template($contents,$tempexport,$count,$content_type);
+ }
+ } elsif ($symb =~ m-adm/([^/]+)/([^/]+)/aboutme$-) {
+ $content_type = 'aboutme';
+ my $contents = &Apache::imsexport::templatedpage($content_type,undef,$count,\@uploads,$1,$2);
+ if ($contents) {
+ $$content_file = &store_template($contents,$tempexport,$count,$content_type);
+ }
+ } elsif ($symb =~ m-\.(sequence|page)___\d+___uploaded/$cdom/$cnum/-) {
+ $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'uploaded');
+ } elsif ($symb =~ m-\.(sequence|page)___\d+___([^/]+)/([^/]+)-) {
+ my $canedit = 0;
+ if ($2 eq $env{'user.domain'} && $3 eq $env{'user.name'}) {
+ $canedit= 1;
+ }
+# only include problem code where current user is author
+ if ($canedit) {
+ $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'resource');
+ } else {
+ $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'noedit');
+ }
+ } elsif ($symb =~ m-uploaded/$cdom/$cnum-) {
+ $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'uploaded');
+ }
+ if (@uploads > 0) {
+ foreach my $item (@uploads) {
+ my $uploadmsg = '';
+ &replicate_content($cdom,$cnum,$tempexport,$item,$count,\$uploadmsg,$href,'templateupload');
+ if ($uploadmsg) {
+ $$copyresult .= $uploadmsg."\n";
+ }
+ }
+ }
+ if ($message) {
+ $$copyresult .= $message."\n";
+ }
+}
+
+sub replicate_content {
+ my ($cdom,$cnum,$tempexport,$symb,$count,$message,$href,$caller) = @_;
+ my ($map,$ind,$url);
+ if ($caller eq 'templateupload') {
+ $url = $symb;
+ $url =~ s#//#/#g;
+ } else {
+ ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
+ }
+ my $content;
+ my $filename;
+ my $repstatus;
+ my $content_name;
+ if ($url =~ m-/([^/]+)$-) {
+ $filename = $1;
+ if (!-e $tempexport.'/resources') {
+ mkdir($tempexport.'/resources',0700);
+ }
+ if (!-e $tempexport.'/resources/'.$count) {
+ mkdir($tempexport.'/resources/'.$count,0700);
+ }
+ my $destination = $tempexport.'/resources/'.$count.'/'.$filename;
+ my $copiedfile;
+ if ($copiedfile = Apache::File->new('>'.$destination)) {
+ my $content;
+ if ($caller eq 'resource') {
+ my $respath = $Apache::lonnet::perlvar{'lonDocRoot'}.'/res';
+ my $filepath = &Apache::lonnet::filelocation($respath,$url);
+ $content = &Apache::lonnet::getfile($filepath);
+ if ($content eq -1) {
+ $$message = 'Could not copy file '.$filename;
+ } else {
+ &extract_media($url,$cdom,$cnum,\$content,$count,$tempexport,$href,$message,'resource');
+ $repstatus = 'ok';
+ }
+ } elsif ($caller eq 'uploaded' || $caller eq 'templateupload') {
+ my $rtncode;
+ $repstatus = &Apache::lonnet::getuploaded('GET',$url,$cdom,$cnum,\$content,$rtncode);
+ if ($repstatus eq 'ok') {
+ if ($url =~ /\.html?$/i) {
+ &extract_media($url,$cdom,$cnum,\$content,$count,$tempexport,$href,$message,'uploaded');
+ }
+ } else {
+ $$message = 'Could not render '.$url.' server message - '.$rtncode." \n";
+ }
+ } elsif ($caller eq 'noedit') {
+# Need to render the resource without the LON-CAPA Internal header and the Post discussion footer, and then set $content equal to this.
+ $repstatus = 'ok';
+ $content = 'Not the owner of this resource';
+ }
+ if ($repstatus eq 'ok') {
+ print $copiedfile $content;
+ }
+ close($copiedfile);
+ } else {
+ $$message = 'Could not open destination file for '.$filename." \n";
+ }
+ } else {
+ $$message = 'Could not determine name of file for '.$symb." \n";
+ }
+ if ($repstatus eq 'ok') {
+ $content_name = 'resources/'.$count.'/'.$filename;
+ }
+ return $content_name;
+}
+
+sub extract_media {
+ my ($url,$cdom,$cnum,$content,$count,$tempexport,$href,$message,$caller) = @_;
+ my ($dirpath,$container);
+ my %allfiles = ();
+ my %codebase = ();
+ if ($url =~ m-(.*/)([^/]+)$-) {
+ $dirpath = $1;
+ $container = $2;
+ } else {
+ $dirpath = $url;
+ $container = '';
+ }
+ &Apache::lonnet::extract_embedded_items(undef,\%allfiles,\%codebase,$content);
+ foreach my $embed_file (keys(%allfiles)) {
+ my $filename;
+ if ($embed_file =~ m#([^/]+)$#) {
+ $filename = $1;
+ } else {
+ $filename = $embed_file;
+ }
+ my $newname = 'res/'.$filename;
+ my ($rtncode,$embed_content,$repstatus);
+ my $embed_url;
+ if ($embed_file =~ m-^/-) {
+ $embed_url = $embed_file; # points to absolute path
+ } else {
+ if ($embed_file =~ m-https?://-) {
+ next; # points to url
+ } else {
+ $embed_url = $dirpath.$embed_file; # points to relative path
+ }
+ }
+ if ($caller eq 'resource') {
+ my $respath = $Apache::lonnet::perlvar{'lonDocRoot'}.'/res';
+ my $embed_path = &Apache::lonnet::filelocation($respath,$embed_url);
+ $embed_content = &Apache::lonnet::getfile($embed_path);
+ unless ($embed_content eq -1) {
+ $repstatus = 'ok';
+ }
+ } elsif ($caller eq 'uploaded') {
+
+ $repstatus = &Apache::lonnet::getuploaded('GET',$embed_url,$cdom,$cnum,\$embed_content,$rtncode);
+ }
+ if ($repstatus eq 'ok') {
+ my $destination = $tempexport.'/resources/'.$count.'/res';
+ if (!-e "$destination") {
+ mkdir($destination,0755);
+ }
+ $destination .= '/'.$filename;
+ my $copiedfile;
+ if ($copiedfile = Apache::File->new('>'.$destination)) {
+ print $copiedfile $embed_content;
+ push(@{$href},'resources/'.$count.'/res/'.$filename);
+ my $attrib_regexp = '';
+ if (@{$allfiles{$embed_file}} > 1) {
+ $attrib_regexp = join('|',@{$allfiles{$embed_file}});
+ } else {
+ $attrib_regexp = $allfiles{$embed_file}[0];
+ }
+ $$content =~ s#($attrib_regexp\s*=\s*['"]?)\Q$embed_file\E(['"]?)#$1$newname$2#gi;
+ if ($caller eq 'resource' && $container =~ /\.(problem|library)$/) {
+ $$content =~ s#\Q$embed_file\E#$newname#gi;
+ }
+ }
+ } else {
+ $$message .= 'replication of embedded file - '.$embed_file.' in '.$url.' failed, reason -'.$rtncode." \n";
+ }
+ }
+ return;
+}
+
+sub store_template {
+ my ($contents,$tempexport,$count,$content_type) = @_;
+ if ($contents) {
+ if ($tempexport) {
+ if (!-e $tempexport.'/resources') {
+ mkdir($tempexport.'/resources',0700);
+ }
+ if (!-e $tempexport.'/resources/'.$count) {
+ mkdir($tempexport.'/resources/'.$count,0700);
+ }
+ my $destination = $tempexport.'/resources/'.$count.'/'.$content_type.'.xml';
+ my $storetemplate;
+ if ($storetemplate = Apache::File->new('>'.$destination)) {
+ print $storetemplate $contents;
+ close($storetemplate);
+ }
+ if ($content_type eq 'external') {
+ return 'resources/'.$count.'/'.$content_type.'.html';
+ } else {
+ return 'resources/'.$count.'/'.$content_type.'.xml';
+ }
+ }
+ }
+}
+
+
+sub group_import {
+ my ($coursenum, $coursedom, $folder, $container, $caller, @files) = @_;
+
+ while (@files) {
+ my ($name, $url, $residx) = @{ shift(@files) };
+ if (($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E/(default_\d+\.)(page|sequence)$})
+ && ($caller eq 'londocs')
+ && (!&Apache::lonnet::stat_file($url))) {
+
+ my $errtext = '';
+ my $fatal = 0;
+ my $newmapstr = '';
+ $env{'form.output'}=$newmapstr;
+ my $result=&Apache::lonnet::finishuserfileupload($coursenum,$coursedom,
+ 'output',$1.$2);
+ if ($result != m|^/uploaded/|) {
+ $errtext.='Map not saved: A network error occurred when trying to save the new map. ';
+ $fatal = 2;
+ }
+ if ($fatal) {
+ return ($errtext,$fatal);
+ }
+ }
+ if ($url) {
+ if (!$residx
+ || defined($LONCAPA::map::zombies[$residx])) {
+ $residx = &LONCAPA::map::getresidx($url,$residx);
+ push(@LONCAPA::map::order, $residx);
+ }
+ my $ext = 'false';
+ if ($url=~m{^http://} || $url=~m{^https://}) { $ext = 'true'; }
+ $url = &LONCAPA::map::qtunescape($url);
+ $name = &LONCAPA::map::qtunescape($name);
+ $LONCAPA::map::resources[$residx] =
+ join(':', ($name, $url, $ext, 'normal', 'res'));
+ }
+ }
+ return &storemap($coursenum, $coursedom, $folder.'.'.$container);
+}
+
+sub breadcrumbs {
+ my ($where,$allowed,$type)=@_;
+ &Apache::lonhtmlcommon::clear_breadcrumbs();
+ my (@folders);
+ if ($env{'form.pagepath'}) {
+ @folders = split('&',$env{'form.pagepath'});
+ } else {
+ @folders=split('&',$env{'form.folderpath'});
+ }
+ my $folderpath;
+ my $cpinfo='';
+ my $plain='';
+ my $randompick=-1;
+ my $isencrypted=0;
+ my $ishidden=0;
+ my $is_random_order=0;
+ while (@folders) {
+ my $folder=shift(@folders);
+ my $foldername=shift(@folders);
+ if ($folderpath) {$folderpath.='&';}
+ $folderpath.=$folder.'&'.$foldername;
+ my $url='/adm/coursedocs?folderpath='.
+ &escape($folderpath);
+ my $name=&unescape($foldername);
+# randompick number, hidden, encrypted, random order, is appended with ":"s to the foldername
+ $name=~s/\:(\d*)\:(\w*)\:(\w*):(\d*)$//;
+ if ($1 ne '') {
+ $randompick=$1;
+ } else {
+ $randompick=-1;
+ }
+ if ($2) { $ishidden=1; }
+ if ($3) { $isencrypted=1; }
+ if ($4 ne '') { $is_random_order = 1; }
+ if ($folder eq 'supplemental') {
+ if ($allowed) {
+ $name = &mt('Supplemental '.$type.' Documents');
+ } else {
+ $name = &mt($type.' Documents');
}
+ }
+ &Apache::lonhtmlcommon::add_breadcrumb(
+ {'href'=>$url.$cpinfo,
+ 'title'=>$name,
+ 'text'=>''.
+ $name.'',
+ 'no_mt'=>1,
+ });
+ $plain.=$name.' > ';
+ }
+ $plain=~s/\>\;\s*$//;
+ return (&Apache::lonhtmlcommon::breadcrumbs(undef,undef,0,'nohelp',
+ 'LC_docs_path', undef, 1 ),$randompick,$ishidden,$isencrypted,$plain,$is_random_order);
+}
+
+sub log_docs {
+ return &Apache::lonnet::instructor_log('docslog',@_);
+}
+
+{
+ my @oldresources=();
+ my @oldorder=();
+ my $parmidx;
+ my %parmaction=();
+ my %parmvalue=();
+ my $changedflag;
+
+ sub snapshotbefore {
+ @oldresources=@LONCAPA::map::resources;
+ @oldorder=@LONCAPA::map::order;
+ $parmidx=undef;
+ %parmaction=();
+ %parmvalue=();
+ $changedflag=0;
+ }
+
+ sub remember_parms {
+ my ($idx,$parameter,$action,$value)=@_;
+ $parmidx=$idx;
+ $parmaction{$parameter}=$action;
+ $parmvalue{$parameter}=$value;
+ $changedflag=1;
+ }
-# Store the changed version
- &storemap($coursenum,$coursedom,$folder.'.sequence');
+ sub log_differences {
+ my ($plain)=@_;
+ my %storehash=('folder' => $plain,
+ 'currentfolder' => $env{'form.folder'});
+ if ($parmidx) {
+ $storehash{'parameter_res'}=$oldresources[$parmidx];
+ foreach my $parm (keys(%parmaction)) {
+ $storehash{'parameter_action_'.$parm}=$parmaction{$parm};
+ $storehash{'parameter_value_'.$parm}=$parmvalue{$parm};
}
- }
+ }
+ my $maxidx=$#oldresources;
+ if ($#LONCAPA::map::resources>$#oldresources) {
+ $maxidx=$#LONCAPA::map::resources;
+ }
+ for (my $idx=0; $idx<=$maxidx; $idx++) {
+ if ($LONCAPA::map::resources[$idx] ne $oldresources[$idx]) {
+ $storehash{'before_resources_'.$idx}=$oldresources[$idx];
+ $storehash{'after_resources_'.$idx}=$LONCAPA::map::resources[$idx];
+ $changedflag=1;
+ }
+ if ($LONCAPA::map::order[$idx] ne $oldorder[$idx]) {
+ $storehash{'before_order_res_'.$idx}=$oldresources[$oldorder[$idx]];
+ $storehash{'after_order_res_'.$idx}=$LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
+ $changedflag=1;
+ }
+ }
+ $storehash{'maxidx'}=$maxidx;
+ if ($changedflag) { &log_docs(\%storehash); }
+ }
+}
+
+
+
+
+
+sub docs_change_log {
+ my ($r)=@_;
+ my $folder=$env{'form.folder'};
+ $r->print(&Apache::loncommon::start_page('Course Document Change Log'));
+ $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course Document Change Log'));
+ my %docslog=&Apache::lonnet::dump('nohist_docslog',
+ $env{'course.'.$env{'request.course.id'}.'.domain'},
+ $env{'course.'.$env{'request.course.id'}.'.num'});
+
+ if ((keys(%docslog))[0]=~/^error\:/) { undef(%docslog); }
+
+ $r->print('');
+ $r->print(&Apache::loncommon::start_data_table().&Apache::loncommon::start_data_table_header_row().
+ '
'.&mt('Time').'
'.&mt('User').'
'.&mt('Folder').'
'.&mt('Before').'
'.
+ &mt('After').'
'.
+ &Apache::loncommon::end_data_table_header_row());
+ my $shown=0;
+ foreach my $id (sort { $docslog{$b}{'exe_time'}<=>$docslog{$a}{'exe_time'} } (keys(%docslog))) {
+ if ($env{'form.displayfilter'} eq 'currentfolder') {
+ if ($docslog{$id}{'logentry'}{'currentfolder'} ne $folder) { next; }
+ }
+ my @changes=keys(%{$docslog{$id}{'logentry'}});
+ if ($env{'form.displayfilter'} eq 'containing') {
+ my $wholeentry=$docslog{$id}{'exe_uname'}.':'.$docslog{$id}{'exe_udom'}.':'.
+ &Apache::loncommon::plainname($docslog{$id}{'exe_uname'},$docslog{$id}{'exe_udom'});
+ foreach my $key (@changes) {
+ $wholeentry.=':'.$docslog{$id}{'logentry'}{$key};
+ }
+ if ($wholeentry!~/\Q$env{'form.containingphrase'}\E/i) { next; }
+ }
+ my $count = 0;
+ my $time =
+ &Apache::lonlocal::locallocaltime($docslog{$id}{'exe_time'});
+ my $plainname =
+ &Apache::loncommon::plainname($docslog{$id}{'exe_uname'},
+ $docslog{$id}{'exe_udom'});
+ my $about_me_link =
+ &Apache::loncommon::aboutmewrapper($plainname,
+ $docslog{$id}{'exe_uname'},
+ $docslog{$id}{'exe_udom'});
+ my $send_msg_link='';
+ if ((($docslog{$id}{'exe_uname'} ne $env{'user.name'})
+ || ($docslog{$id}{'exe_udom'} ne $env{'user.domain'}))) {
+ $send_msg_link =' '.
+ &Apache::loncommon::messagewrapper(&mt('Send message'),
+ $docslog{$id}{'exe_uname'},
+ $docslog{$id}{'exe_udom'});
+ }
+ $r->print(&Apache::loncommon::start_data_table_row());
+ $r->print('
');
+# 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}) {
+ $r->print('
'.&mt('Caution: this folder is set to randomly pick a subset of resources. Adding or removing resources from this folder will change the set of resources that the students see, resulting in spurious or missing credit for completed problems, not limited to ones you modify. Do not modify the contents of this folder if it is in active student use.').'
');
+ }
+ if ($is_random_order) {
+ $r->print('
'.&mt('Caution: this folder is set to randomly order its contents. Adding or removing resources from this folder will change the order of resources shown.').'
\n");
+ if ($allowed) {
+ &print_paste_buffer($r,$container);
+ }
+ return;
+}
+
+sub process_file_upload {
+ my ($upload_output,$coursenum,$coursedom,$allfiles,$codebase,$uploadcmd) = @_;
+# upload a file, if present
+ my $parseaction;
+ if ($env{'form.parserflag'}) {
+ $parseaction = 'parse';
+ }
+ my $phase_status;
+ my $folder=$env{'form.folder'};
+ if ($folder eq '') {
+ $folder='default';
+ }
+ if ( ($folder=~/^$uploadcmd/) || ($uploadcmd eq 'default') ) {
+ my $errtext='';
+ my $fatal=0;
+ my $container='sequence';
+ if ($env{'form.pagepath'}) {
+ $container='page';
+ }
+ ($errtext,$fatal)=
+ &mapread($coursenum,$coursedom,$folder.'.'.$container);
+ if ($#LONCAPA::map::order<1) {
+ $LONCAPA::map::order[0]=1;
+ $LONCAPA::map::resources[1]='';
+ }
+ if ($fatal) {
+ return 'failed';
}
- $r->print('
');
+ my $destination = 'docs/';
+ if ($folder =~ /^supplemental/) {
+ $destination = 'supplemental/';
+ }
+ if (($folder eq 'default') || ($folder eq 'supplemental')) {
+ $destination .= 'default/';
+ } elsif ($folder =~ /^(default|supplemental)_(\d+)$/) {
+ $destination .= $2.'/';
+ }
+# 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 $newidx=&LONCAPA::map::getresidx();
+ $destination .= $newidx;
+ my $url=&Apache::lonnet::userfileupload('uploaddoc',1,$destination,
+ $parseaction,$allfiles,
+ $codebase);
+ my $ext='false';
+ if ($url=~m{^http://}) { $ext='true'; }
+ $url = &LONCAPA::map::qtunescape($url);
+ my $comment=$env{'form.comment'};
+ $comment = &LONCAPA::map::qtunescape($comment);
+ if ($folder=~/^supplemental/) {
+ $comment=time.'___&&&___'.$env{'user.name'}.'___&&&___'.
+ $env{'user.domain'}.'___&&&___'.$comment;
+ }
+
+ $LONCAPA::map::resources[$newidx]=
+ $comment.':'.$url.':'.$ext.':normal:res';
+ $LONCAPA::map::order[$#LONCAPA::map::order+1]= $newidx;
+ ($errtext,$fatal)=&storemap($coursenum,$coursedom,
+ $folder.'.'.$container);
+ if ($fatal) {
+ $$upload_output .= '
'.$errtext.'
';
+ return 'failed';
+ } else {
+ if ($parseaction eq 'parse') {
+ my $total_embedded = keys(%{$allfiles});
+ if ($total_embedded > 0) {
+ my $num = 0;
+ my $state = '
+
+
+
+
+ ';
+ $phase_status = 'phasetwo';
+
+ $$upload_output .=
+ 'This file contains embedded multimedia objects, which need to be uploaded to LON-CAPA. '.
+ &Apache::loncommon::ask_for_embedded_content(
+ '/adm/coursedocs',$state,$allfiles,$codebase);
+ } else {
+ $$upload_output .= 'No embedded items identified ';
+ }
+ }
+ }
+ }
+ return $phase_status;
+}
+
+sub process_secondary_uploads {
+ my ($upload_output,$coursedom,$coursenum,$formname,$num,$newidx) = @_;
+ my $folder=$env{'form.folder'};
+ my $destination = 'docs/';
+ if ($folder =~ /^supplemental/) {
+ $destination = 'supplemental/';
+ }
+ if (($folder eq 'default') || ($folder eq 'supplemental')) {
+ $destination .= 'default/';
+ } elsif ($folder =~ /^(default|supplemental)_(\d+)$/) {
+ $destination .= $2.'/';
}
+ $destination .= $newidx;
+ my ($url,$filename);
+ $url=&Apache::lonnet::userfileupload($formname.$num,1,$destination);
+ ($filename) = ($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E/\Q$destination\E/(.+)$});
+ return $filename;
+}
+
+sub is_supplemental_title {
+ my ($title) = @_;
+ return scalar($title =~ m/^(\d+)___&&&___($match_username)___&&&___($match_domain)___&&&___(.*)$/);
+}
+
+sub parse_supplemental_title {
+ my ($title) = @_;
+
+ my ($foldertitle,$renametitle);
+ if ($title =~ /&&&/) {
+ $title = &HTML::Entites::decode($title);
+ }
+ if ($title =~ m/^(\d+)___&&&___($match_username)___&&&___($match_domain)___&&&___(.*)$/) {
+ $renametitle=$4;
+ my ($time,$uname,$udom) = ($1,$2,$3);
+ $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
+ my $name = &Apache::loncommon::plainname($uname,$udom);
+ $name = &HTML::Entities::encode($name,'"<>&\'');
+ $title=''.&Apache::lonlocal::locallocaltime($time).' '.
+ $name.': '.$foldertitle;
+ }
+ if (wantarray) {
+ return ($title,$foldertitle,$renametitle);
+ }
+ return $title;
}
# --------------------------------------------------------------- An entry line
sub entryline {
- my ($index,$title,$url,$folder,$allowed,$residx)=@_;
- $title=~s/\&colon\;/\:/g;
- $title=&HTML::Entities::encode(&HTML::Entities::decode(
- &Apache::lonnet::unescape($title)),'\"\<\>\&\'');
- my $renametitle=$title;
- my $foldertitle=$title;
- if ($title=~
- /^(\d+)\_\_\_\&\;\&\;\&\;\_\_\_(\w+)\_\_\_\&\;\&\;\&\;\_\_\_(\w+)\_\_\_\&\;\&\;\&\;\_\_\_(.*)$/
- ) {
- $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
- $renametitle=$4;
- $title=''.localtime($1).' '.
- &Apache::loncommon::plainname($2,$3).': '.
- $foldertitle;
- }
+ my ($index,$title,$url,$folder,$allowed,$residx,$coursenum)=@_;
+
+ my ($foldertitle,$pagetitle,$renametitle);
+ if (&is_supplemental_title($title)) {
+ ($title,$foldertitle,$renametitle) = &parse_supplemental_title($title);
+ $pagetitle = $foldertitle;
+ } else {
+ $title=&HTML::Entities::encode($title,'"<>&\'');
+ $renametitle=$title;
+ $foldertitle=$title;
+ $pagetitle=$title;
+ }
+
+ my $orderidx=$LONCAPA::map::order[$index];
+
+
+ $renametitle=~s/\\/\\\\/g;
$renametitle=~s/\"\;/\\\"/g;
+ $renametitle=~s/ /%20/g;
my $line='
+ '.($url?"":'').$title.($url?'':' '.&mt('(re-initialize course to access)').'').$external."
+
";
+ if (($allowed) && ($folder!~/^supplemental/)) {
+ my %lt=&Apache::lonlocal::texthash(
+ 'hd' => 'Hidden',
+ 'ec' => 'URL hidden');
+ my $enctext=
+ ((&LONCAPA::map::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i?' checked="checked"':'');
+ my $hidtext=
+ ((&LONCAPA::map::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="checked"':'');
+ $line.=(<
+ $form_start
+
+ $form_end
+
+
+ $form_start
+
+ $form_end
+
+
$form_start $rand_order_text $form_end
+
$form_start $parameterset $form_end
+ENDPARMS
+ }
+ $line.="";
return $line;
}
-# ---------------------------------------------------------------- tie the hash
+=pod
+
+=item tiehash()
+
+tie the hash
+
+=cut
sub tiehash {
+ my ($mode)=@_;
$hashtied=0;
- if ($ENV{'request.course.fn'}) {
- if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",
- &GDBM_READER(),0640)) {
+ if ($env{'request.course.fn'}) {
+ if ($mode eq 'write') {
+ if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.".db",
+ &GDBM_WRCREAT(),0640)) {
+ $hashtied=2;
+ }
+ } else {
+ if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.".db",
+ &GDBM_READER(),0640)) {
$hashtied=1;
- }
+ }
+ }
}
}
sub untiehash {
if ($hashtied) { untie %hash; }
$hashtied=0;
+ return OK;
}
-# --------------------------------------------------------------- check on this
+
+
sub checkonthis {
my ($r,$url,$level,$title)=@_;
+ $url=&unescape($url);
$alreadyseen{$url}=1;
$r->rflush();
if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {
- $r->print(' ');
+ $r->print("\n ");
+ if ($level==0) {
+ $r->print(" ");
+ }
for (my $i=0;$i<=$level*5;$i++) {
$r->print(' ');
}
@@ -317,8 +2075,8 @@ sub checkonthis {
if ($url=~/^\/res\//) {
my $result=&Apache::lonnet::repcopy(
&Apache::lonnet::filelocation('',$url));
- if ($result==OK) {
- $r->print('ok');
+ if ($result eq 'ok') {
+ $r->print(''.&mt('ok').'');
$r->rflush();
&Apache::lonnet::countacc($url);
$url=~/\.(\w+)$/;
@@ -328,619 +2086,1621 @@ sub checkonthis {
for (my $i=0;$i<=$level*5;$i++) {
$r->print(' ');
}
- $r->print('- Rendering: ');
- my $oldpath=$ENV{'request.filename'};
- $ENV{'request.filename'}=&Apache::lonnet::filelocation('',$url);
- &Apache::lonxml::xmlparse($r,'web',
- &Apache::lonnet::getfile(
- &Apache::lonnet::filelocation('',$url)));
- $ENV{'request.filename'}=$oldpath;
- if (($Apache::lonxml::errorcount) ||
- ($Apache::lonxml::warningcount)) {
- if ($Apache::lonxml::errorcount) {
- $r->print(''.
- $Apache::lonxml::errorcount.' error(s) ');
+ $r->print('- '.&mt('Rendering:').' ');
+ my ($errorcount,$warningcount)=split(/:/,
+ &Apache::lonnet::ssi_body($url,
+ ('grade_target'=>'web',
+ 'return_only_error_and_warning_counts' => 1)));
+ if (($errorcount) ||
+ ($warningcount)) {
+ if ($errorcount) {
+ $r->print(''.
+ &mt('[quant,_1,error]',$errorcount).'');
}
- if ($Apache::lonxml::warningcount) {
- $r->print(''.
- $Apache::lonxml::warningcount.' warning(s)');
+ if ($warningcount) {
+ $r->print(''.
+ &mt('[quant,_1,warning]',$warningcount).'');
}
} else {
- $r->print('ok');
+ $r->print(''.&mt('ok').'');
}
$r->rflush();
}
my $dependencies=
&Apache::lonnet::metadata($url,'dependencies');
- foreach (split(/\,/,$dependencies)) {
- if (($_=~/^\/res\//) && (!$alreadyseen{$_})) {
- &checkonthis($r,$_,$level+1);
+ foreach my $dep (split(/\,/,$dependencies)) {
+ if (($dep=~/^\/res\//) && (!$alreadyseen{$dep})) {
+ &checkonthis($r,$dep,$level+1);
}
}
- } elsif ($result==HTTP_SERVICE_UNAVAILABLE) {
- $r->print('connection down');
- } elsif ($result==HTTP_NOT_FOUND) {
- $r->print('not found');
+ } elsif ($result eq 'unavailable') {
+ $r->print(''.&mt('connection down').'');
+ } elsif ($result eq 'not_found') {
+ unless ($url=~/\$/) {
+ $r->print(''.&mt('not found').'');
+ } else {
+ $r->print(''.&mt('unable to verify variable URL').'');
+ }
} else {
- $r->print('access denied');
+ $r->print(''.&mt('access denied').'');
}
- }
+ }
+ }
+}
+
+
+
+=pod
+
+=item list_symbs()
+
+List Symbs
+
+=cut
+
+sub list_symbs {
+ my ($r) = @_;
+
+ my $type = &Apache::loncommon::course_type();
+ $r->print(&Apache::loncommon::start_page('Symb List'));
+ $r->print(&Apache::lonhtmlcommon::breadcrumbs('Symb List'));
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ if (!defined($navmap)) {
+ $r->print('
'.&mt('Retrieval of List Failed').'
'.
+ '
'.
+ &mt('Unable to retrieve information about course contents').
+ '
');
+ &Apache::lonnet::logthis('Symb list failed - could not create navmap object in '.lc($type).':'.$env{'request.course.id'});
+ } else {
+ $r->print("
\n");
+ }
+ $r->print(''.&mt('Return to DOCS').'');
+}
+
+
+sub verifycontent {
+ my ($r) = @_;
+ my $type = &Apache::loncommon::course_type();
+ my $loaderror=&Apache::lonnet::overloaderror($r);
+ if ($loaderror) { return $loaderror; }
+ $r->print(&Apache::loncommon::start_page('Verify '.$type.' Documents'));
+ $r->print(&Apache::lonhtmlcommon::breadcrumbs('Verify '.$type.' Documents'));
+ $hashtied=0;
+ undef %alreadyseen;
+ %alreadyseen=();
+ &tiehash();
+ foreach my $key (keys(%hash)) {
+ if ($hash{$key}=~/\.(page|sequence)$/) {
+ if (($key=~/^src_/) && ($alreadyseen{&unescape($hash{$key})})) {
+ $r->print(''.
+ &mt('The following sequence or page is included more than once in your '.$type.': ').
+ &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').'.
'.''.
+ &mt('Return to DOCS').'');
+}
+
+
+sub devalidateversioncache {
+ my $src=shift;
+ &Apache::lonnet::devalidate_cache_new('courseresversion',$env{'request.course.id'}.'_'.
+ &Apache::lonnet::clutter($src));
}
-# ================================================================ Main Handler
+sub checkversions {
+ my ($r) = @_;
+ my $type = &Apache::loncommon::course_type();
+ $r->print(&Apache::loncommon::start_page("Check $type Document Versions"));
+ $r->print(&Apache::lonhtmlcommon::breadcrumbs("Check $type 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 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
+ $header=&mt('All Documents in '.$type);
+ $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 '.$type,
+ 'lm' => 'Version changes since last Month',
+ 'lw' => 'Version changes since last Week',
+ 'sy' => 'Version changes since Yesterday',
+ 'al' => 'All Resources (possibly large output)',
+ 'sd' => 'Display',
+ 'fi' => 'File',
+ 'md' => 'Modification Date',
+ 'mr' => 'Most recently published Version',
+ 've' => 'Version used in '.$type,
+ 'vu' => 'Set Version to be used in '.$type,
+'sv' => 'Set Versions to be used in '.$type.' 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('