# The LearningOnline Network
# Documents
#
# $Id: londocs.pm,v 1.483 2012/05/06 22:09:14 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# LON-CAPA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# /home/httpd/html/adm/gpl.txt
#
# 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::lonhtmlcommon;
use LONCAPA::map();
use Apache::lonratedt();
use Apache::lonxml;
use Apache::lonclonecourse;
use Apache::lonnavmaps;
use Apache::lonnavdisplay();
use HTML::Entities;
use GDBM_File;
use Apache::lonlocal;
use Cwd;
use LONCAPA qw(:DEFAULT :match);
my $iconpath;
my %hash;
my $hashtied;
my %alreadyseen=();
my $hadchanges;
my %help=();
sub mapread {
my ($coursenum,$coursedom,$map)=@_;
return
&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); }
$hadchanges=1;
return ($errtext,0);
}
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
$link.' '
.&Apache::loncommon::help_open_topic('Docs_Dump_Course_Docs')
.' ';
} else {
return
&mt('Dump '.$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 $crstype = &Apache::loncommon::course_type();
return "".&mt('IMS Export')."".
&Apache::loncommon::help_open_topic('Docs_Export_Course_Docs').' ';
}
sub group_import {
my ($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 ($allowed,$crstype)=@_;
&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 $url;
if ($allowed) {
$url = '/adm/coursedocs?folderpath=';
} else {
$url = '/adm/supplemental?folderpath=';
}
$url .= &escape($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') {
$name = &mt('Supplemental '.$crstype.' Content');
}
&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',
undef, 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;
$changedflag=1;
}
sub log_differences {
my ($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'};
my $js = ''."\n";
$r->print(&Apache::loncommon::start_page('Course Document Change Log',$js));
$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('
');
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 '' && $oldname ne $newname) {
$r->print(&LONCAPA::map::qtescape($newname));
}
}
$r->print('
');
for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
if ($docslog{$id}{'logentry'}{'after_order_res_'.$idx}) {
$r->print('
');
if ($docslog{$id}{'logentry'}{'parameter_res'}) {
$r->print(&LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'parameter_res'}))[0]).':
');
foreach my $parameter ('randompick','hiddenresource','encrypturl','randomorder') {
if ($docslog{$id}{'logentry'}{'parameter_action_'.$parameter}) {
# FIXME: internationalization seems wrong here
$r->print('
'.&Apache::loncommon::end_data_table_row());
$shown++;
if (!($env{'form.show'} eq &mt('all')
|| $shown<=$env{'form.show'})) { last; }
}
$r->print(&Apache::loncommon::end_data_table());
}
sub update_paste_buffer {
my ($coursenum,$coursedom) = @_;
return if (!defined($env{'form.markcopy'}));
return if (!defined($env{'form.copyfolder'}));
return if ($env{'form.markcopy'} < 0);
my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
$env{'form.copyfolder'});
return if ($fatal);
# Mark for copying
my ($title,$url)=split(':',$LONCAPA::map::resources[$LONCAPA::map::order[$env{'form.markcopy'}]]);
if (&is_supplemental_title($title)) {
&Apache::lonnet::appenv({'docs.markedcopy_supplemental' => $title});
($title) = &parse_supplemental_title($title);
} elsif ($env{'docs.markedcopy_supplemental'}) {
&Apache::lonnet::delenv('docs.markedcopy_supplemental');
}
$url=~s{http(:|:)//https(:|:)//}{https$2//};
&Apache::lonnet::appenv({'docs.markedcopy_title' => $title,
'docs.markedcopy_url' => $url});
delete($env{'form.markcopy'});
}
sub print_paste_buffer {
my ($r,$container) = @_;
return if (!defined($env{'docs.markedcopy_url'}));
$r->print('');
}
sub do_paste_from_buffer {
my ($coursenum,$coursedom,$folder) = @_;
if (!$env{'form.pastemarked'}) {
return;
}
# paste resource to end of list
my $url=&LONCAPA::map::qtescape($env{'docs.markedcopy_url'});
my $title=&LONCAPA::map::qtescape($env{'docs.markedcopy_title'});
# Maps need to be copied first
if (($url=~/\.(page|sequence)$/) && ($url=~/^\/uploaded\//)) {
$title=&mt('Copy of').' '.$title;
my $newid=$$.int(rand(100)).time;
my ($oldid,$ext) = ($url=~/^(.+)\.(\w+)$/);
if ($oldid =~ m{^(/uploaded/\Q$coursedom\E/\Q$coursenum\E/)(\D+)(\d+)$}) {
my $path = $1;
my $prefix = $2;
my $ancestor = $3;
if (length($ancestor) > 10) {
$ancestor = substr($ancestor,-10,10);
}
$oldid = $path.$prefix.$ancestor;
}
my $counter = 0;
my $newurl=$oldid.$newid.'.'.$ext;
my $is_unique = &uniqueness_check($newurl);
while (!$is_unique && $counter < 100) {
$counter ++;
$newid ++;
$newurl = $oldid.$newid;
$is_unique = &uniqueness_check($newurl);
}
if (!$is_unique) {
if ($url=~/\.page$/) {
return &mt('Paste failed: an error occurred creating a unique URL for the composite page');
} else {
return &mt('Paste failed: an error occurred creating a unique URL for the folder');
}
}
my $storefn=$newurl;
$storefn=~s{^/\w+/$match_domain/$match_username/}{};
my $paste_map_result =
&Apache::lonclonecourse::writefile($env{'request.course.id'},$storefn,
&Apache::lonnet::getfile($url));
if ($paste_map_result eq '/adm/notfound.html') {
if ($url=~/\.page$/) {
return &mt('Paste failed: an error occurred saving the composite page');
} else {
return &mt('Paste failed: an error occurred saving the folder');
}
}
$url = $newurl;
}
# published maps can only exists once, so remove it from paste buffer when done
if (($url=~/\.(page|sequence)$/) && ($url=~m {^/res/})) {
&Apache::lonnet::delenv('docs.markedcopy');
}
if ($url=~ m{/smppg$}) {
my $db_name = &Apache::lonsimplepage::get_db_name($url);
if ($db_name =~ /^smppage_/) {
#simple pages, need to copy the db contents to a new one.
my %contents=&Apache::lonnet::dump($db_name,$coursedom,$coursenum);
my $now = time();
$db_name =~ s{_\d*$ }{_$now}x;
my $result=&Apache::lonnet::put($db_name,\%contents,
$coursedom,$coursenum);
$url =~ s{/(\d*)/smppg$ }{/$now/smppg}x;
$title=&mt('Copy of').' '.$title;
}
}
$title = &LONCAPA::map::qtunescape($title);
my $ext='false';
if ($url=~m{^http(|s)://}) { $ext='true'; }
$url = &LONCAPA::map::qtunescape($url);
# Now insert the URL at the bottom
my $newidx = &LONCAPA::map::getresidx($url);
if ($env{'docs.markedcopy_supplemental'}) {
if ($folder =~ /^supplemental/) {
$title = $env{'docs.markedcopy_supplemental'};
} else {
(undef,undef,$title) =
&parse_supplemental_title($env{'docs.markedcopy_supplemental'});
}
} else {
if ($folder=~/^supplemental/) {
$title=time.'___&&&___'.$env{'user.name'}.'___&&&___'.
$env{'user.domain'}.'___&&&___'.$title;
}
}
$LONCAPA::map::resources[$newidx]= $title.':'.$url.':'.$ext.':normal:res';
push(@LONCAPA::map::order, $newidx);
return 'ok';
# Store the result
}
sub uniqueness_check {
my ($newurl) = @_;
my $unique = 1;
foreach my $res (@LONCAPA::map::order) {
my ($name,$url)=split(/\:/,$LONCAPA::map::resources[$res]);
$url=&LONCAPA::map::qtescape($url);
if ($newurl eq $url) {
$unique = 0;
last;
}
}
return $unique;
}
my %parameter_type = ( 'randompick' => 'int_pos',
'hiddenresource' => 'string_yesno',
'encrypturl' => 'string_yesno',
'randomorder' => 'string_yesno',);
my $valid_parameters_re = join('|',keys(%parameter_type));
# set parameters
sub update_parameter {
return 0 if ($env{'form.changeparms'} !~ /^($valid_parameters_re)$/);
my $which = $env{'form.changeparms'};
my $idx = $env{'form.setparms'};
if ($env{'form.'.$which.'_'.$idx}) {
my $value = ($which eq 'randompick') ? $env{'form.'.$which.'_'.$idx}
: 'yes';
&LONCAPA::map::storeparameter($idx, 'parameter_'.$which, $value,
$parameter_type{$which});
&remember_parms($idx,$which,'set',$value);
} else {
&LONCAPA::map::delparameter($idx,'parameter_'.$which);
&remember_parms($idx,$which,'del');
}
return 1;
}
sub handle_edit_cmd {
my ($coursenum,$coursedom) =@_;
my ($cmd,$idx)=split('_',$env{'form.cmd'});
my $ratstr = $LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
my ($title, $url, @rrest) = split(':', $ratstr);
if ($cmd eq 'del') {
if (($url=~m|/+uploaded/\Q$coursedom\E/\Q$coursenum\E/|) &&
($url!~/$LONCAPA::assess_page_seq_re/)) {
&Apache::lonnet::removeuploadedurl($url);
} else {
&LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
}
splice(@LONCAPA::map::order, $idx, 1);
} elsif ($cmd eq 'cut') {
&LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
splice(@LONCAPA::map::order, $idx, 1);
} elsif ($cmd eq 'up'
&& ($idx) && (defined($LONCAPA::map::order[$idx-1]))) {
@LONCAPA::map::order[$idx-1,$idx] = @LONCAPA::map::order[$idx,$idx-1];
} elsif ($cmd eq 'down'
&& defined($LONCAPA::map::order[$idx+1])) {
@LONCAPA::map::order[$idx+1,$idx] = @LONCAPA::map::order[$idx,$idx+1];
} elsif ($cmd eq 'rename') {
my $comment = &LONCAPA::map::qtunescape($env{'form.title'});
if ($comment=~/\S/) {
$LONCAPA::map::resources[$LONCAPA::map::order[$idx]]=
$comment.':'.join(':', $url, @rrest);
}
# Devalidate title cache
my $renamed_url=&LONCAPA::map::qtescape($url);
&Apache::lonnet::devalidate_title_cache($renamed_url);
} else {
return 0;
}
return 1;
}
sub editor {
my ($r,$coursenum,$coursedom,$folder,$allowed,$upload_output,$crstype,
$supplementalflag,$orderhash,$iconpath)=@_;
my $container= ($env{'form.pagepath'}) ? 'page'
: 'sequence';
my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
$folder.'.'.$container);
return $errtext if ($fatal);
if ($#LONCAPA::map::order<1) {
my $idx=&LONCAPA::map::getresidx();
if ($idx<=0) { $idx=1; }
$LONCAPA::map::order[0]=$idx;
$LONCAPA::map::resources[$idx]='';
}
my ($breadcrumbtrail,$randompick,$ishidden,$isencrypted,$plain,$is_random_order) =
&breadcrumbs($allowed,$crstype);
$r->print($breadcrumbtrail);
my $jumpto = "uploaded/$coursedom/$coursenum/$folder.$container";
unless ($allowed) {
$randompick = -1;
}
# ------------------------------------------------------------ Process commands
# ---------------- if they are for this folder and user allowed to make changes
if (($allowed) && ($env{'form.folder'} eq $folder)) {
# set parameters and change order
&snapshotbefore();
if (&update_parameter()) {
($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
return $errtext if ($fatal);
}
if ($env{'form.newpos'} && $env{'form.currentpos'}) {
# change order
my $res = splice(@LONCAPA::map::order,$env{'form.currentpos'}-1,1);
splice(@LONCAPA::map::order,$env{'form.newpos'}-1,0,$res);
($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
return $errtext if ($fatal);
}
if ($env{'form.pastemarked'}) {
my $paste_res =
&do_paste_from_buffer($coursenum,$coursedom,$folder);
if ($paste_res eq 'ok') {
($errtext,$fatal) = &storemap($coursenum,$coursedom,$folder.'.'.$container);
return $errtext if ($fatal);
} elsif ($paste_res ne '') {
$r->print('
'.$paste_res.'
');
}
}
$r->print($upload_output);
if (&handle_edit_cmd()) {
($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
return $errtext if ($fatal);
}
# Group import/search
if ($env{'form.importdetail'}) {
my @imports;
foreach my $item (split(/\&/,$env{'form.importdetail'})) {
if (defined($item)) {
my ($name,$url,$residx)=
map {&unescape($_)} split(/\=/,$item);
push(@imports, [$name, $url, $residx]);
}
}
($errtext,$fatal)=&group_import($coursenum, $coursedom, $folder,
$container,'londocs',@imports);
return $errtext if ($fatal);
}
# Loading a complete map
if ($env{'form.loadmap'}) {
if ($env{'form.importmap'}=~/\w/) {
foreach my $res (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$env{'form.importmap'}))) {
my ($title,$url,$ext,$type)=split(/\:/,$res);
my $idx=&LONCAPA::map::getresidx($url);
$LONCAPA::map::resources[$idx]=$res;
$LONCAPA::map::order[$#LONCAPA::map::order+1]=$idx;
}
($errtext,$fatal)=&storemap($coursenum,$coursedom,
$folder.'.'.$container);
return $errtext if ($fatal);
} else {
$r->print('
'.&mt('No map selected.').'
');
}
}
&log_differences($plain);
}
# ---------------------------------------------------------------- End commands
# ---------------------------------------------------------------- Print screen
my $idx=0;
my $shown=0;
if (($ishidden) || ($isencrypted) || ($randompick>=0) || ($is_random_order)) {
$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.')
.'
'
);
}
$r->print('
');
}
my ($to_show,$output);
&Apache::loncommon::start_data_table_count(); #setup a row counter
foreach my $res (@LONCAPA::map::order) {
my ($name,$url)=split(/\:/,$LONCAPA::map::resources[$res]);
$name=&LONCAPA::map::qtescape($name);
$url=&LONCAPA::map::qtescape($url);
unless ($name) { $name=(split(/\//,$url))[-1]; }
unless ($name) { $idx++; next; }
$output .= &entryline($idx,$name,$url,$folder,$allowed,$res,
$coursenum,$crstype);
$idx++;
$shown++;
}
&Apache::loncommon::end_data_table_count();
if ($shown) {
$to_show = &Apache::loncommon::start_scrollbox('900px','880px','400px','contentscroll')
.&Apache::loncommon::start_data_table(undef,'contentlist');
if ($allowed) {
$to_show .= &Apache::loncommon::start_data_table_header_row()
.'
'.&mt('Move').'
'
.'
'.&mt('Actions').'
'
.'
'.&mt('Document').'
';
if ($folder !~ /^supplemental/) {
$to_show .= '
'
.&Apache::loncommon::end_scrollbox();
}
my $tid = 1;
if ($supplementalflag) {
$tid = 2;
}
if ($allowed) {
$r->print(&generate_edit_table($tid,$orderhash,$to_show,$iconpath,$jumpto));
&print_paste_buffer($r,$container);
} else {
if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
#Function Box for Supplemental Content for users with mdc priv.
my $funcname = &mt('Folder Editor');
$r->print(
&Apache::loncommon::head_subbox(
&Apache::lonhtmlcommon::start_funclist().
&Apache::lonhtmlcommon::add_item_funclist(
''.
''.
''.$funcname.'').
&Apache::lonhtmlcommon::end_funclist()));
}
$r->print($to_show);
}
return;
}
sub process_file_upload {
my ($upload_output,$coursenum,$coursedom,$allfiles,$codebase,$uploadcmd) = @_;
# upload a file, if present
my ($parseaction,$showupload,$nextphase,$mimetype);
if ($env{'form.parserflag'}) {
$parseaction = 'parse';
}
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) {
$$upload_output = '
'.&mt('The uploaded file has not been stored as an error occurred reading the contents of the current folder.').'
';
return;
}
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 context to coursedoc.
my $newidx=&LONCAPA::map::getresidx();
$destination .= $newidx;
my $url=&Apache::lonnet::userfileupload('uploaddoc','coursedoc',$destination,
$parseaction,$allfiles,
$codebase,undef,undef,undef,undef,
undef,undef,\$mimetype);
if ($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E.*/([^/]+)$}) {
my $stored = $1;
$showupload = '
";
$rand_pick_text = ' ' if ($rand_pick_text eq '');
$rand_order_text = ' ' if ($rand_order_text eq '');
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_common
$form_end
$form_start
$form_common
$form_end
$rand_pick_text
$rand_order_text
ENDPARMS
}
$line.=&Apache::loncommon::end_data_table_row();
return $line;
}
=pod
=item tiehash()
tie the hash
=cut
sub tiehash {
my ($mode)=@_;
$hashtied=0;
if ($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; }
$hashtied=0;
return OK;
}
sub checkonthis {
my ($r,$url,$level,$title)=@_;
$url=&unescape($url);
$alreadyseen{$url}=1;
$r->rflush();
if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {
$r->print("\n ");
if ($level==0) {
$r->print(" ");
}
for (my $i=0;$i<=$level*5;$i++) {
$r->print(' ');
}
$r->print(''.
($title?$title:$url).' ');
if ($url=~/^\/res\//) {
my $result=&Apache::lonnet::repcopy(
&Apache::lonnet::filelocation('',$url));
if ($result eq 'ok') {
$r->print(''.&mt('ok').'');
$r->rflush();
&Apache::lonnet::countacc($url);
$url=~/\.(\w+)$/;
if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {
$r->print(' ');
$r->rflush();
for (my $i=0;$i<=$level*5;$i++) {
$r->print(' ');
}
$r->print('- '.&mt('Rendering:').' ');
my ($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 ($warningcount) {
$r->print(''.
&mt('[quant,_1,warning]',$warningcount).'');
}
} else {
$r->print(''.&mt('ok').'');
}
$r->rflush();
}
my $dependencies=
&Apache::lonnet::metadata($url,'dependencies');
foreach my $dep (split(/\,/,$dependencies)) {
if (($dep=~/^\/res\//) && (!$alreadyseen{$dep})) {
&checkonthis($r,$dep,$level+1);
}
}
} 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 {
$r->print(''.&mt('access denied').'');
}
}
}
}
=pod
=item list_symbs()
List Symbs
=cut
sub list_symbs {
my ($r) = @_;
my $crstype = &Apache::loncommon::course_type();
$r->print(&Apache::loncommon::start_page('Symb List'));
$r->print(&Apache::lonhtmlcommon::breadcrumbs('Symb List'));
&startContentScreen($r,'tools');
my $navmap = Apache::lonnavmaps::navmap->new();
if (!defined($navmap)) {
$r->print('
'.&mt('Retrieval of List Failed').'
'.
'
'.
&mt('Unable to retrieve information about course contents').
'
');
&Apache::lonnet::logthis('Symb list failed - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'});
} else {
$r->print("
\n");
foreach my $res ($navmap->retrieveResources()) {
$r->print($res->compTitle()."\t".$res->symb()."\n");
}
$r->print("\n
\n");
}
}
sub verifycontent {
my ($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(&Apache::loncommon::confirmwrapper(
&Apache::lonhtmlcommon::confirm_success(&mt('Your Version Settings have been Saved'))));
} else {
$r->print(&Apache::loncommon::confirmwrapper(
&Apache::lonhtmlcommon::confirm_success(&mt('An Error Occured while Attempting to Save your Version Settings'),1)));
}
&mark_hash_old();
}
&changewarning($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',
'save' => 'Save',
'act' => 'Actions');
$r->print(<
$header
ENDHEADERS
#number of columns for version history
my $num_ver_col = 1;
$r->print(
&Apache::loncommon::start_data_table().
&Apache::loncommon::start_data_table_header_row().
'
'.&mt('Resources').'
'.
"
$lt{'mr'}
".
"
$lt{'ve'}
".
"
$lt{'vu'}
".
'
'.&mt('History').'
'.
'');
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(
&Apache::loncommon::end_data_table_header_row().
&Apache::loncommon::start_data_table_row().
'
');
# Used in course
my $usedversion=$hash{'version_'.$linkurl};
if (($usedversion) && ($usedversion ne 'mostrecent')) {
if($usedversion != $currentversion){
$r->print(''.$usedversion.'');
}else{
$r->print($usedversion);
}
} else {
$r->print($currentversion);
}
$r->print('
');
# Set version
$r->print(&Apache::loncommon::select_form($setversions{$linkurl},
'set_version_'.$linkurl,
{'select_form_order' =>
['',1..$currentversion,'mostrecent'],
'' => '',
'mostrecent' => &mt('most recent'),
map {$_,$_} (1..$currentversion)}));
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 % $num_ver_col == 0) {
$entries_per_col = $num_entries/$num_ver_col;
} else {
$entries_per_col = $num_entries/$num_ver_col + 1;
}
my $entries_count = 0;
$r->print('
');
my $cols_output = 1;
for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
my $url=$root.'.'.$prevvers.'.'.$extension;
$r->print(''.&mt('Version').' '.$prevvers.' ('.
&Apache::lonlocal::locallocaltime(
&Apache::lonnet::metadata($url,
'lastrevisiondate')
).
')');
if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
$r->print(' '.&mt('Diffs').'');
}
$r->print(' ');
if (++$entries_count % $entries_per_col == 0) {
$r->print('
');
if ($cols_output != $num_ver_col) {
$r->print('
'.&Apache::loncommon::end_data_table_row().
&Apache::loncommon::end_data_table().
'');
&untiehash();
}
sub mark_hash_old {
my $retie_hash=0;
if ($hashtied) {
$retie_hash=1;
&untiehash();
}
&tiehash('write');
$hash{'old'}=1;
&untiehash();
if ($retie_hash) { &tiehash(); }
}
sub is_hash_old {
my $untie_hash=0;
if (!$hashtied) {
$untie_hash=1;
&tiehash();
}
my $return=$hash{'old'};
if ($untie_hash) { &untiehash(); }
return $return;
}
sub changewarning {
my ($r,$postexec,$message,$url)=@_;
if (!&is_hash_old()) { return; }
my $pathvar='folderpath';
my $path=&escape($env{'form.folderpath'});
if (!defined($url)) {
if (defined($env{'form.pagepath'})) {
$pathvar='pagepath';
$path=&escape($env{'form.pagepath'});
$path.='&pagesymb='.&escape($env{'form.pagesymb'});
}
$url='/adm/coursedocs?'.$pathvar.'='.$path;
}
my $course_type = &Apache::loncommon::course_type();
if (!defined($message)) {
$message='Changes will become active for your current session after [_1], or the next time you log in.';
}
$r->print("\n\n".
''."\n".
''."\n\n");
}
sub init_breadcrumbs {
my ($form,$text)=@_;
&Apache::lonhtmlcommon::clear_breadcrumbs();
&Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs",
text=>&Apache::loncommon::course_type().' Editor',
faq=>273,
bug=>'Instructor Interface',
help => 'Docs_Adding_Course_Doc'});
&Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs?".$form.'=1',
text=>$text,
faq=>273,
bug=>'Instructor Interface'});
}
# subroutine to list form elements
sub create_list_elements {
my @formarr = @_;
my $list = '';
for my $button (@formarr){
for my $picture(keys %$button) {
$list .= &Apache::lonhtmlcommon::htmltag('li', $picture.' '.$button->{$picture}, {class => 'LC_menubuttons_inline_text'});
}
}
return $list;
}
# subroutine to create ul from list elements
sub create_form_ul {
my $list = shift;
my $ul = &Apache::lonhtmlcommon::htmltag('ul',$list, {class => 'LC_ListStyleNormal'});
return $ul;
}
#
# Start tabs
#
sub startContentScreen {
my ($r,$mode)=@_;
$r->print('
');
}
#
# End tabs
#
sub endContentScreen {
my ($r)=@_;
$r->print('
');
}
sub supplemental_base {
return 'supplemental&'.&escape(&mt('Supplemental '.&Apache::loncommon::course_type().' Content'));
}
sub handler {
my $r = shift;
&Apache::loncommon::content_type($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');
my $allowed;
# URI is /adm/supplemental when viewing supplemental docs in non-edit mode.
unless ($r->uri eq '/adm/supplemental') {
# does this user have privileges to modify content.
$allowed = &Apache::lonnet::allowed('mdc',$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 && $env{'form.exportcourse'}) {
&init_breadcrumbs('exportcourse','IMS Export');
&Apache::imsexport::exportcourse($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',
'symb','command']);
# 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
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; }
my $script='';
my $showdoc=0;
my $addentries = {};
my $container;
my $containertag;
my $uploadtag;
# Do we directly jump somewhere?
if ($env{'form.command'} eq 'direct') {
my ($mapurl,$id,$resurl);
if ($env{'form.symb'} ne '') {
($mapurl,$id,$resurl) = &Apache::lonnet::decode_symb($env{'form.symb'});
if ($resurl=~/\.(sequence|page)$/) {
$mapurl=$resurl;
} elsif ($resurl eq 'adm/navmaps') {
$mapurl=$env{'course.'.$env{'request.course.id'}.'.url'};
}
my $mapresobj;
my $navmap = Apache::lonnavmaps::navmap->new();
if (ref($navmap)) {
$mapresobj = $navmap->getResourceByUrl($mapurl);
}
$mapurl=~s{^.*/([^/]+)\.(\w+)$}{$1};
my $type=$2;
my $path;
if (ref($mapresobj)) {
my $pcslist = $mapresobj->map_hierarchy();
if ($pcslist ne '') {
foreach my $pc (split(/,/,$pcslist)) {
next if ($pc <= 1);
my $res = $navmap->getByMapPc($pc);
if (ref($res)) {
my $thisurl = $res->src();
$thisurl=~s{^.*/([^/]+)\.\w+$}{$1};
my $thistitle = $res->title();
$path .= '&'.
&Apache::lonhtmlcommon::entity_encode($thisurl).'&'.
&Apache::lonhtmlcommon::entity_encode($thistitle).
':'.$res->randompick().
':'.$res->randomout().
':'.$res->encrypted().
':'.$res->randomorder();
}
}
}
$path .= '&'.&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
&Apache::lonhtmlcommon::entity_encode($mapresobj->title()).
':'.$mapresobj->randompick().
':'.$mapresobj->randomout().
':'.$mapresobj->encrypted().
':'.$mapresobj->randomorder();
} else {
my $maptitle = &Apache::lonnet::gettitle($mapurl);
$path = '&default&...::::'.
'&'.&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
&Apache::lonhtmlcommon::entity_encode($maptitle).'::::';
}
$path = 'default&'.
&Apache::lonhtmlcommon::entity_encode('Main Course Documents').
$path;
if ($type eq 'sequence') {
$env{'form.folderpath'}=$path;
$env{'form.pagepath'}='';
} else {
$env{'form.pagepath'}=$path;
$env{'form.folderpath'}='';
}
} elsif ($env{'form.supppath'} ne '') {
$env{'form.folderpath'}=$env{'form.supppath'};
}
} elsif ($env{'form.command'} eq 'editdocs') {
$env{'form.folderpath'} = 'default&'.
&Apache::lonhtmlcommon::entity_encode('Main Course Content');
$env{'form.pagepath'}='';
} elsif ($env{'form.command'} eq 'editsupp') {
$env{'form.folderpath'} = 'default&'.
&Apache::lonhtmlcommon::entity_encode('Supplemental Content');
$env{'form.pagepath'}='';
}
# 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);
$container='sequence';
}
if ($env{'form.pagepath'}) {
my (@pagepath)=split('&',$env{'form.pagepath'});
$env{'form.pagename'}=&unescape(pop(@pagepath));
$env{'form.folder'}=pop(@pagepath);
$container='page';
$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'};
# get personal data
my $uname=$env{'user.name'};
my $udom=$env{'user.domain'};
my $plainname=&escape(&Apache::loncommon::plainname($uname,$udom));
# graphics settings
$iconpath = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL') . "/");
if ($allowed) {
my @tabids;
if ($supplementalflag) {
@tabids = ('002','ee2','ff2');
} else {
@tabids = ('aa1','bb1','cc1','ff1');
unless ($env{'form.pagepath'}) {
unshift(@tabids,'001');
push(@tabids,('dd1','ee1'));
}
}
my $tabidstr = join("','",@tabids);
$script .= &editing_js($udom,$uname,$supplementalflag).
&resize_contentdiv_js($tabidstr);
$addentries = {
onload => "javascript:resize_contentdiv('contentscroll','1','1');",
};
}
# -------------------------------------------------------------------- Body tag
$script = ''."\n";
# Breadcrumbs
&Apache::lonhtmlcommon::clear_breadcrumbs();
unless ($showdoc) {
&Apache::lonhtmlcommon::add_breadcrumb({
href=>"/adm/coursedocs",text=>"$crstype Contents"});
$r->print(&Apache::loncommon::start_page("$crstype Contents", $script,
{'force_register' => $showdoc,
'add_entries' => $addentries,
})
.&Apache::loncommon::help_open_menu('','',273,'RAT')
.&Apache::lonhtmlcommon::breadcrumbs(
'Editing the Table of Contents for your '.$crstype,
'Docs_Adding_Course_Doc')
);
} else {
$r->print(&Apache::loncommon::start_page("$crstype documents",undef,
{'force_register' => $showdoc,}));
}
my %allfiles = ();
my %codebase = ();
my ($upload_result,$upload_output,$uploadphase);
if ($allowed) {
if (($env{'form.uploaddoc.filename'}) &&
($env{'form.cmd'}=~/^upload_(\w+)/)) {
my $context = $1;
# Process file upload - phase one - upload and parse primary file.
undef($hadchanges);
$uploadphase = &process_file_upload(\$upload_output,$coursenum,$coursedom,
\%allfiles,\%codebase,$context);
if ($hadchanges) {
&mark_hash_old();
}
$r->print($upload_output);
} elsif ($env{'form.phase'} eq 'upload_embedded') {
# Process file upload - phase two - upload embedded objects
$uploadphase = 'check_embedded';
my $primaryurl = &HTML::Entities::encode($env{'form.primaryurl'},'<>&"');
my $state = &embedded_form_elems($uploadphase,$primaryurl,
$env{'form.newidx'});
my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
my ($destination,$dir_root) = &embedded_destination();
my $url_root = '/uploaded/'.$docudom.'/'.$docuname;
my $actionurl = '/adm/coursedocs';
my ($result,$flag) =
&Apache::loncommon::upload_embedded('coursedoc',$destination,
$docuname,$docudom,$dir_root,$url_root,undef,undef,undef,$state,
$actionurl);
$r->print($result.&return_to_editor());
} elsif ($env{'form.phase'} eq 'check_embedded') {
# Process file upload - phase three - modify references in HTML file
$uploadphase = 'modified_orightml';
my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
my ($destination,$dir_root) = &embedded_destination();
my $result =
&Apache::loncommon::modify_html_refs('coursedoc',$destination,
$docuname,$docudom,undef,
$dir_root);
$r->print($result.&return_to_editor());
} elsif ($env{'form.phase'} eq 'decompress_uploaded') {
$uploadphase = 'decompress_phase_one';
$r->print(&decompression_phase_one().
&return_to_editor());
} elsif ($env{'form.phase'} eq 'decompress_cleanup') {
$uploadphase = 'decompress_phase_two';
$r->print(&decompression_phase_two().
&return_to_editor());
}
}
unless ($showdoc || $uploadphase) {
# -----------------------------------------------------------------------------
my %lt=&Apache::lonlocal::texthash(
'uplm' => 'Upload a new main '.lc($crstype).' document',
'upls' => 'Upload a new supplemental '.lc($crstype).' document',
'impp' => 'Import a document',
'copm' => 'All documents out of a published map into this folder',
'upld' => 'Import Document',
'srch' => 'Search',
'impo' => 'Import',
'wish' => 'Import from Wishlist',
'selm' => 'Select Map',
'load' => 'Load Map',
'reco' => 'Recover Deleted Documents',
'newf' => 'New Folder',
'newp' => 'New Composite Page',
'extr' => 'External Resource',
'syll' => 'Syllabus',
'navc' => 'Table of Contents',
'sipa' => 'Simple Course Page',
'sipr' => 'Simple Problem',
'drbx' => 'Drop Box',
'scuf' => 'External Scores (handgrade, upload, clicker)',
'bull' => 'Discussion Board',
'mypi' => 'My Personal Information Page',
'grpo' => 'Group Portfolio',
'rost' => 'Course Roster',
'abou' => 'Personal Information Page for a User',
'imsf' => 'IMS Import',
'imsl' => 'Import IMS package',
'file' => 'File',
'title' => 'Title',
'comment' => 'Comment',
'parse' => 'Upload embedded images/multimedia files if HTML file',
'nd' => 'Upload Document',
'pm' => 'Published Map',
'sd' => 'Special Document',
'mo' => 'More Options',
);
# -----------------------------------------------------------------------------
my $fileupload=(<
FIUP
my $checkbox=(<$lt{'parse'}?
-->
CHBO
my $fileuploada = " $help{'Uploading_From_Harddrive'}";
my $fileuploadform=(<
$fileupload
$lt{'title'}:
$uploadtag
$checkbox
FUFORM
$fileuploadform .= $fileuploada.'';
my $simpleeditdefaultform=(<
SEDFFORM
my @simpleeditdefaultforma = (
{ '' => "$uploadtag$lt{'srch'}" },
{ '' => "$lt{'impo'}$help{'Importing_LON-CAPA_Resource'}" },
{ '' => "$lt{'wish'}" },
);
$simpleeditdefaultform .= &create_form_ul(&create_list_elements(@simpleeditdefaultforma));
$simpleeditdefaultform .=(<
$lt{'copm'}
$help{'Load_Map'}
SEDFFORM
my $extresourcesform=(<
$uploadtag
$lt{'extr'}$help{'Adding_External_Resource'}
ERFORM
if ($allowed) {
&update_paste_buffer($coursenum,$coursedom);
my %lt=&Apache::lonlocal::texthash(
'vc' => 'Verify Content',
'cv' => 'Check/Set Resource Versions',
'ls' => 'List Symbs',
'sl' => 'Show Log'
);
$r->print(<
$containertag
HIDDENFORM
}
# Generate the tabs
my $mode;
if (($supplementalflag) && (!$allowed)) {
&Apache::lonnavdisplay::startContentScreen($r,'supplemental');
} else {
&startContentScreen($r,($supplementalflag?'suppdocs':'docs'));
}
#
my $savefolderpath;
if ($allowed) {
my $folder=$env{'form.folder'};
if ($folder eq '' || $supplementalflag) {
$folder='default';
$savefolderpath = $env{'form.folderpath'};
$env{'form.folderpath'}='default&'.&escape(&mt('Content'));
$uploadtag = '';
}
my $postexec='';
if ($folder eq 'default') {
$r->print(''."\n"
);
} else {
#$postexec='self.close();';
}
my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
'.sequence';
my $pageseq = '/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
'.page';
my $container='sequence';
if ($env{'form.pagepath'}) {
$container='page';
}
my $readfile='/uploaded/'.$coursedom.'/'.$coursenum.'/'.$folder.'.'.$container;
my $recoverform=(<$lt{'reco'}
RFORM
my $imspform=(<$lt{'imsf'}
IMSPFORM
my $newnavform=(<
$uploadtag
$lt{'navc'}
$help{'Navigate_Content'}
NNFORM
my $newsmppageform=(<
$uploadtag
$lt{'sipa'}
$help{'Simple Page'}
NSPFORM
my $newsmpproblemform=(<
$uploadtag
$lt{'sipr'}
$help{'Simple Problem'}
NSPROBFORM
my $newdropboxform=(<
$uploadtag
$lt{'drbx'}
NDBFORM
my $newexuploadform=(<
$uploadtag
$lt{'scuf'}
$help{'Score_Upload_Form'}
NEXUFORM
my $newbulform=(<
$uploadtag
$lt{'bull'}
$help{'Bulletin Board'}
NBFORM
my $newaboutmeform=(<
$uploadtag
$lt{'mypi'}
$help{'My Personal Information Page'}
NAMFORM
my $newaboutsomeoneform=(<
$uploadtag
$lt{'abou'}
NASOFORM
my $newrosterform=(<
$uploadtag
$lt{'rost'}
$help{'Course Roster'}
NROSTFORM
my $specialdocumentsform;
my @specialdocumentsforma;
my $gradingform;
my @gradingforma;
my $communityform;
my @communityforma;
my $newfolderform;
my $newfolderb;
my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
my $newpageform=(<$lt{'newp'}
$help{'Adding_Pages'}
NPFORM
$newfolderform=(<$lt{'newf'}$help{'Adding_Folders'}
NFFORM
my $newsylform=(<
$uploadtag
$lt{'syll'}
$help{'Syllabus'}
NSYLFORM
my $newgroupfileform=(<
$uploadtag
$lt{'grpo'}
$help{'Group Portfolio'}
NGFFORM
@specialdocumentsforma=(
{''=>$newpageform},
{''=>$newsylform},
{''=>$newnavform},
{''=>$newsmppageform},
);
$specialdocumentsform = &create_form_ul(&create_list_elements(@specialdocumentsforma));
my @importdoc = (
{''=>$extresourcesform},
{''=>$imspform},);
$fileuploadform = &create_form_ul(&create_list_elements(@importdoc)) . '' . $fileuploadform;
@gradingforma=(
{''=>$newsmpproblemform},
{''=>$newdropboxform},
{''=>$newexuploadform},
);
$gradingform = &create_form_ul(&create_list_elements(@gradingforma));
@communityforma=(
{''=>$newbulform},
{''=>$newaboutmeform},
{''=>$newaboutsomeoneform},
{''=>$newrosterform},
{''=>$newgroupfileform},
);
$communityform = &create_form_ul(&create_list_elements(@communityforma));
my @tools = (
# {''=>$extresourcesform},
# {''=>$imspform},
{''=>$recoverform},
);
my %orderhash = (
'aa' => ['Import Documents',$fileuploadform],
'bb' => ['Published Resources',$simpleeditdefaultform],
'cc' => ['Grading Resources',$gradingform],
'ff' => ['Tools', &create_form_ul(&create_list_elements(@tools)).&generate_admin_options(\%help,\%env)],
);
unless ($env{'form.pagepath'}) {
$orderhash{'00'} = ['Newfolder',$newfolderform];
$orderhash{'dd'} = ['Community Resources',$communityform];
$orderhash{'ee'} = ['Special Documents',$specialdocumentsform];
}
$hadchanges=0;
unless ($supplementalflag) {
my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
$supplementalflag,\%orderhash,$iconpath);
if ($error) {
$r->print('
'.$error.'
');
}
if ($hadchanges) {
&mark_hash_old();
}
&changewarning($r,'');
}
}
# Supplemental documents start here
my $folder=$env{'form.folder'};
unless ($supplementalflag) {
$folder='supplemental';
}
if ($folder =~ /^supplemental$/ &&
(($env{'form.folderpath'} =~ /^default\&/) || ($env{'form.folderpath'} eq ''))) {
$env{'form.folderpath'} = &supplemental_base();
} elsif ($allowed) {
$env{'form.folderpath'} = $savefolderpath;
}
$env{'form.pagepath'} = '';
if ($allowed) {
my $folderseq=
'/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
'.sequence';
my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
my $supupdocformbtn = "$help{'Uploading_From_Harddrive'}";
my $supupdocform=(<
$fileupload
$checkbox
$lt{'comment'}:
SUPDOCFORM
$supupdocform .= &create_form_ul(&Apache::lonhtmlcommon::htmltag('li',$supupdocformbtn,{class => 'LC_menubuttons_inline_text'}))."";
my $supnewfolderform=(<$lt{'newf'}
$help{'Adding_Folders'}
SNFFORM
my $supnewextform=(<$lt{'extr'} $help{'Adding_External_Resource'}
SNEFORM
my $supnewsylform=(<$lt{'syll'}
$help{'Syllabus'}
SNSFORM
my $supnewaboutmeform=(<$lt{'mypi'}
$help{'My Personal Information Page'}
SNAMFORM
my @specialdocs = (
{''
=>$supnewsylform},
{''
=>$supnewaboutmeform},
);
my @supimportdoc = (
{''
=>$supnewextform},
);
$supupdocform = &create_form_ul(&create_list_elements(@supimportdoc)) . '' . $supupdocform;
my %suporderhash = (
'00' => ['Supnewfolder', $supnewfolderform],
'ee' => ['Import Documents',$supupdocform],
'ff' => ['Special Documents',&create_form_ul(&create_list_elements(@specialdocs))]
);
if ($supplementalflag) {
my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
$supplementalflag,\%suporderhash,$iconpath);
if ($error) {
$r->print('
'.$error.'
');
}
}
} elsif ($supplementalflag) {
my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
$supplementalflag,'',$iconpath);
if ($error) {
$r->print('
'.$error.'
');
}
}
&endContentScreen($r);
if ($allowed) {
$r->print('
');
}
} else {
unless ($uploadphase) {
# -------------------------------------------------------- This is showdoc mode
$r->print("
'.
&mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."
".
&entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'
');
}
}
}
$r->print(&Apache::loncommon::end_page());
return OK;
}
sub embedded_form_elems {
my ($phase,$primaryurl,$newidx) = @_;
my $folderpath = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
return <
STATE
}
sub embedded_destination {
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 .= $env{'form.newidx'};
my $dir_root = '/userfiles';
return ($destination,$dir_root);
}
sub return_to_editor {
my $actionurl = '/adm/coursedocs';
return ''."\n".
''."\n".
''.&mt('Return to Editor').
'';
}
sub decompression_info {
my ($destination,$dir_root) = &embedded_destination();
my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
my $container='sequence';
my ($pathitem,$hiddenelem);
my @hiddens = ('newidx','comment','position');
if ($env{'form.pagepath'}) {
$container='page';
$pathitem = 'pagepath';
} else {
$pathitem = 'folderpath';
}
unshift(@hiddens,$pathitem);
foreach my $item (@hiddens) {
if ($env{'form.'.$item}) {
$hiddenelem .= ''."\n";
}
}
return ($destination,$dir_root,$londocroot,$docudom,$docuname,$container,
$hiddenelem);
}
sub decompression_phase_one {
my ($dir,$file,$warning,$error,$output);
my ($destination,$dir_root,$londocroot,$docudom,$docuname,$container,$hiddenelem)=
&decompression_info();
if ($env{'form.archiveurl'} !~ m{^/uploaded/\Q$docudom/$docuname/docs/\E(?:default|supplemental|\d+).*/([^/]+)$}) {
$error = &mt('Archive file "[_1]" not in the expected location.',$env{'form.archiveurl'});
} else {
my $file = $1;
$output =
&Apache::loncommon::process_decompression($docudom,$docuname,$file,
$destination,$dir_root,
$hiddenelem);
if ($env{'form.autoextract_camtasia'}) {
$output .= &remove_archive($docudom,$docuname,$container);
}
}
if ($error) {
$output .= '
'.&mt('Not extracted.').' '.
$error.'
'."\n";
}
if ($warning) {
$output .= '
'.$warning.'
'."\n";
}
return $output;
}
sub decompression_phase_two {
my ($destination,$dir_root,$londocroot,$docudom,$docuname,$container,$hiddenelem)=
&decompression_info();
my $output;
if ($env{'form.archivedelete'}) {
$output = &remove_archive($docudom,$docuname,$container);
}
$output .=
&Apache::loncommon::process_extracted_files('coursedocs',$docudom,$docuname,
$destination,$dir_root,$hiddenelem);
return $output;
}
sub remove_archive {
my ($docudom,$docuname,$container) = @_;
my $map = $env{'form.folder'}.'.'.$container;
my ($output,$delwarning,$delresult,$url);
my ($errtext,$fatal) = &mapread($docuname,$docudom,$map);
if ($fatal) {
if ($container eq 'page') {
$delwarning = &mt('An error occurred retrieving the contents of the current page.');
} else {
$delwarning = &mt('An error occurred retrieving the contents of the current folder.');
}
$delwarning .= &mt('As a result the archive file has not been removed.');
} else {
my $currcmd = $env{'form.cmd'};
my $position = $env{'form.position'};
if ($position > 0) {
$env{'form.cmd'} = 'del_'.$position;
my ($title,$url,@rrest) =
split(/:/,$LONCAPA::map::resources[$LONCAPA::map::order[$position]]);
if (&handle_edit_cmd($docuname,$docudom)) {
($errtext,$fatal) = &storemap($docuname,$docudom,$map);
if ($fatal) {
if ($container eq 'page') {
$delwarning = &mt('An error occurred updating the contents of the current page.');
} else {
$delwarning = &mt('An error occurred updating the contents of the current folder.');
}
} else {
$delresult = &mt('Archive file removed.');
}
}
}
$env{'form.cmd'} = $currcmd;
}
if ($delwarning) {
$output = '
'.
$delwarning.
'
';
}
if ($delresult) {
$output .= '
'.
$delresult.
'
';
}
return $output;
}
sub generate_admin_options {
my ($help_ref,$env_ref) = @_;
my %lt=&Apache::lonlocal::texthash(
'vc' => 'Verify Content',
'cv' => 'Check/Set Resource Versions',
'ls' => 'List Symbs',
'sl' => 'Show Log',
'imse' => 'IMS Export',
'dcd' => 'Dump Course Documents to Construction Space: available on other servers'
);
my %help = %{$help_ref};
my %env = %{$env_ref};
my $dumpbut=&dumpbutton();
my $exportbut=&exportbutton();
my @list = (
{''
=> "$lt{'vc'}$help{'Verify_Content'}"},
{''
=>"$lt{'cv'}$help{'Check_Resource_Versions'}"},
);
if($dumpbut ne ''){
push @list, {''=>$dumpbut};
}
push @list, ({''
=>$exportbut},
{''
=>"$lt{'ls'}"},
{''
=>"$lt{'sl'}"},
);
return '';
}
sub generate_edit_table {
my ($tid,$orderhash_ref,$to_show,$iconpath,$jumpto) = @_;
return unless(ref($orderhash_ref) eq 'HASH');
my %orderhash = %{$orderhash_ref};
my $form;
my $activetab;
my $active;
if($env{'form.active'} ne ''){
$activetab = $env{'form.active'};
}
my $backicon = $iconpath.'clickhere.gif';
my $backtext = &mt('To Overview');
$form = '