version 1.473, 2011/12/28 03:57:22
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version 1.477, 2012/02/28 02:02:16
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Line 26
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Line 26
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# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
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package Apache::londocs; |
package Apache::londocs; |
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use strict; |
use strict; |
Line 265 sub dumpcourse {
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Line 263 sub dumpcourse {
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} |
} |
} |
} |
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sub exportbutton { |
sub exportbutton { |
my $crstype = &Apache::loncommon::course_type(); |
my $crstype = &Apache::loncommon::course_type(); |
return "<a class='LC_menubuttons_link' href='javascript:injectData(document.courseverify, \"dummy\", \"exportcourse\", \"".&mt('IMS Export')."\")'>".&mt('IMS Export')."</a>". |
return "<a class='LC_menubuttons_link' href='javascript:injectData(document.courseverify, \"dummy\", \"exportcourse\", \"".&mt('IMS Export')."\")'>".&mt('IMS Export')."</a>". |
&Apache::loncommon::help_open_topic('Docs_Export_Course_Docs').'<br />'; |
&Apache::loncommon::help_open_topic('Docs_Export_Course_Docs').'<br />'; |
} |
} |
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sub exportcourse { |
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my $r=shift; |
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my $crstype = &Apache::loncommon::course_type(); |
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my %discussiontime = &Apache::lonnet::dump('discussiontimes', |
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$env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'}); |
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my $numdisc = keys(%discussiontime); |
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my $numprobs = 0; |
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my $navmap = Apache::lonnavmaps::navmap->new(); |
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if (!defined($navmap)) { |
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$r->print(&Apache::loncommon::start_page('Export '.$crstype.' to IMS Package'). |
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'<h2>'.&mt('IMS Export Failed').'</h2>'. |
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'<div class="LC_error">'); |
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if ($crstype eq 'Community') { |
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$r->print(&mt('Unable to retrieve information about community contents')); |
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} else { |
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$r->print(&mt('Unable to retrieve information about course contents')); |
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} |
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$r->print('</div><a href="/adm/coursedocs">'); |
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if ($crstype eq 'Community') { |
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$r->print(&mt('Return to Community Editor')); |
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} else { |
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$r->print(&mt('Return to Course Editor')); |
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} |
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$r->print('</a>'); |
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&Apache::lonnet::logthis('IMS export failed - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'}); |
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return; |
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} |
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my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef); |
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my $curRes; |
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my $outcome; |
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&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
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['finishexport']); |
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if ($env{'form.finishexport'}) { |
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&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
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['archive','discussion']); |
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my $format = $env{'form.format'}; |
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my @exportitems = &Apache::loncommon::get_env_multiple('form.archive'); |
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my @discussions = &Apache::loncommon::get_env_multiple('form.discussion'); |
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if (@exportitems == 0 && @discussions == 0) { |
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$outcome = |
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'<p class="LC_warning">' |
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.&mt('As you did not select any content items or discussions' |
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.' for export, an IMS package has not been created.') |
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.'</p>' |
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.'<p>' |
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.&mt('Please [_1]go back[_2] to select either content items' |
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.' or discussions for export.' |
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,'<a href="javascript:history.go(-1)">' |
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,'</a>') |
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.'</p>'; |
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} else { |
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my $now = time; |
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my %symbs; |
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my $manifestok = 0; |
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my $imsresources; |
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my $tempexport; |
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my $copyresult; |
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my $testbank; |
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my $ims_manifest = &create_ims_store($now,\$manifestok,\$outcome,\$tempexport,$format,\$testbank); |
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if ($manifestok) { |
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&build_package($now,$navmap,\@exportitems,\@discussions,\$outcome,$tempexport,\$copyresult,$ims_manifest,$format,$testbank); |
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close($ims_manifest); |
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#Create zip file in prtspool |
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my $imszipfile = '/prtspool/'. |
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$env{'user.name'}.'_'.$env{'user.domain'}.'_'. |
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time.'_'.rand(1000000000).'.zip'; |
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my $cwd = &Cwd::getcwd(); |
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my $imszip = '/home/httpd/'.$imszipfile; |
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chdir $tempexport; |
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open(OUTPUT, "zip -r $imszip * 2> /dev/null |"); |
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close(OUTPUT); |
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chdir $cwd; |
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$outcome .= '<p>' |
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.&mt('[_1]Your IMS package[_2] is ready for download.' |
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,'<a href="'.$imszipfile.'">','</a>') |
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.'</p>'; |
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if ($copyresult) { |
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$outcome .= '<p class="LC_error">' |
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.&mt('The following errors occurred during export - [_1]' |
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,$copyresult) |
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.'</p>'; |
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} |
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} else { |
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$outcome = '<p class="LC_error">' |
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.&mt('Unfortunately you will not be able to retrieve' |
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.' an IMS archive of your course at this time,' |
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.' because there was a problem creating a' |
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.' manifest file.') |
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.'</p>' |
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.'<p><a href="javascript:history.go(-1)">' |
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.&mt('Go Back') |
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.'</a></p>'; |
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} |
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} |
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$r->print(&Apache::loncommon::start_page('Export '.$crstype.' to IMS Package')); |
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$r->print(&Apache::lonhtmlcommon::breadcrumbs('IMS Export')); |
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$r->print($outcome); |
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$r->print(&Apache::loncommon::end_page()); |
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} else { |
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my $display='<form name="exportdoc" action="" method="post">'."\n". |
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'<p>'. |
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&mt('Choose which items you wish to export from your '.$crstype.'.'). |
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'</p>'. |
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'<div class="LC_columnSection"><fieldset>'. |
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'<legend>'.&mt('Content items').'</legend>'. |
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'<input type="button" value="'.&mt('check all').'" '. |
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'onclick="javascript:checkAll(document.exportdoc.archive)" />'. |
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' <input type="button" value="'.&mt('uncheck all').'"'. |
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' onclick="javascript:uncheckAll(document.exportdoc.archive)" /></fieldset>'; |
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if ($numdisc > 0) { |
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$display .= '<fieldset>'. |
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'<legend>'.&mt('Discussion posts').'</legend>'. |
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'<input type="button" value="'.&mt('check all').'"'. |
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' onclick="javascript:checkAll(document.exportdoc.discussion)" />'. |
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' <input type="button" value="'.&mt('uncheck all').'"'. |
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' onclick="javascript:uncheckAll(document.exportdoc.discussion)" />'. |
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'</fieldset>'; |
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} |
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$display .= '</div>'; |
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my $curRes; |
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my $depth = 0; |
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my $count = 0; |
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my $boards = 0; |
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my $startcount = 5; |
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my %parent = (); |
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my %children = (); |
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my $lastcontainer = $startcount; |
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$display .= &Apache::loncommon::start_data_table() |
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.&Apache::loncommon::start_data_table_header_row() |
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.'<th>'.&mt('Export content item?').'</th>'; |
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if ($numdisc > 0) { |
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$display .= '<th>'.&mt('Export discussion posts?').'</th>'; |
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} |
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$display .= &Apache::loncommon::end_data_table_header_row(); |
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while ($curRes = $it->next()) { |
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if (ref($curRes)) { |
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$count ++; |
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} |
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if ($curRes == $it->BEGIN_MAP()) { |
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$depth++; |
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$parent{$depth} = $lastcontainer; |
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} |
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if ($curRes == $it->END_MAP()) { |
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$depth--; |
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$lastcontainer = $parent{$depth}; |
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} |
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if (ref($curRes)) { |
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my $symb = $curRes->symb(); |
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my $ressymb = $symb; |
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if ($ressymb =~ m|adm/($match_domain)/($match_username)/(\d+)/bulletinboard$|) { |
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unless ($ressymb =~ m|adm/wrapper/adm|) { |
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$ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard'; |
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} |
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} |
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my $currelem = $count+$boards+$startcount; |
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$display .= &Apache::loncommon::start_data_table_row() |
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.'<td>'."\n" |
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.'<input type="checkbox" name="archive" value="'.$count.'" '; |
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if (($curRes->is_sequence()) || ($curRes->is_page())) { |
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$lastcontainer = $currelem; |
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$display .= 'onclick="javascript:propagateCheck('."'$currelem'".')"'; |
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} elsif ($curRes->is_problem()) { |
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$numprobs ++; |
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} |
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$display .= ' />'."\n"; |
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for (my $i=0; $i<$depth; $i++) { |
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$display .= ('<img src="/adm/lonIcons/whitespace1.gif" class="LC_docs_spacer" alt="" />' x2)."\n"; |
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} |
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if ($curRes->is_sequence()) { |
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$display .= '<img src="/adm/lonIcons/navmap.folder.open.gif" alt="" /> '."\n"; |
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} elsif ($curRes->is_page()) { |
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$display .= '<img src="/adm/lonIcons/navmap.page.open.gif" alt="" /> '."\n"; |
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} |
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$children{$parent{$depth}} .= $currelem.':'; |
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$display .= ' '.$curRes->title().'</td>'."\n"; |
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# Existing discussion posts? |
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if ($discussiontime{$ressymb} > 0) { |
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$boards ++; |
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$display .= '<td align="right">' |
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.'<input type="checkbox" name="discussion" value="'.$count.'" />' |
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.'</td>'."\n"; |
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} elsif ($numdisc > 0) { |
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$display .= '<td> </td>'."\n"; |
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} |
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$display .= &Apache::loncommon::end_data_table_row(); |
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} |
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} |
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$display .= &Apache::loncommon::end_data_table(); |
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my $scripttag = qq| |
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<script type="text/javascript"> |
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// <![CDATA[ |
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function checkAll(field) { |
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if (field.length > 0) { |
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for (i = 0; i < field.length; i++) { |
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field[i].checked = true ; |
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} |
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} else { |
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field.checked = true |
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} |
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} |
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function uncheckAll(field) { |
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if (field.length > 0) { |
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for (i = 0; i < field.length; i++) { |
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field[i].checked = false ; |
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} |
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} else { |
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field.checked = false ; |
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} |
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} |
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function propagateCheck(item) { |
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if (document.exportdoc.elements[item].checked == true) { |
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containerCheck(item) |
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} |
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} |
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function containerCheck(item) { |
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document.exportdoc.elements[item].checked = true |
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var numitems = $count + $boards + $startcount |
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var parents = new Array(numitems) |
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for (var i=$startcount; i<numitems; i++) { |
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parents[i] = new Array |
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} |
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|; |
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foreach my $container (sort { $a <=> $b } (keys(%children))) { |
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my @contents = split(/:/,$children{$container}); |
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for (my $i=0; $i<@contents; $i ++) { |
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$scripttag .= ' parents['.$container.']['.$i.'] = '.$contents[$i]."\n"; |
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} |
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} |
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$scripttag .= qq| |
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if (parents[item].length > 0) { |
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for (var j=0; j<parents[item].length; j++) { |
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containerCheck(parents[item][j]) |
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} |
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} |
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} |
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// ]]> |
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</script> |
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|; |
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$r->print(&Apache::loncommon::start_page('Export '.$crstype.' to IMS Package', |
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$scripttag)); |
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$r->print(&Apache::lonhtmlcommon::breadcrumbs('IMS Export')); |
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if ($numprobs > 0) { |
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$display .= '<p><span class="LC_nobreak">'. |
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&mt('Export format for LON-CAPA problems:'). |
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'<label><input type="radio" name="format" value="xml" checked="checked" />'. |
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' '.&mt('XML').'</label>'.(' ' x3). |
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'<label><input type="radio" name="format" value="html" />'. |
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' '.&mt('HTML').'</label>'.(' ' x3). |
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'<label><input type="radio" name="format" value="plaintext" />'. |
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' '.&mt('Text').'</label></span></p>'; |
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} |
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$r->print($display. |
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'<p><input type="hidden" name="finishexport" value="1" />'. |
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'<input type="submit" name="exportcourse" value="'. |
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&mt('Export').'" /></p></form>'); |
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} |
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} |
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sub create_ims_store { |
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my ($now,$manifestok,$outcome,$tempexport,$format,$testbank) = @_; |
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$$tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports'; |
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my $ims_manifest; |
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if (!-e $$tempexport) { |
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mkdir($$tempexport,0700); |
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} |
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$$tempexport .= '/'.$now; |
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if (!-e $$tempexport) { |
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mkdir($$tempexport,0700); |
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} |
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$$tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'}; |
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if (!-e $$tempexport) { |
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mkdir($$tempexport,0700); |
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} |
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if (!-e "$$tempexport/resources") { |
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mkdir("$$tempexport/resources",0700); |
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} |
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# open manifest file |
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my $manifest = '/imsmanifest.xml'; |
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my $manifestfilename = $$tempexport.$manifest; |
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if ($ims_manifest = Apache::File->new('>'.$manifestfilename)) { |
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$$manifestok=1; |
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print $ims_manifest |
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'<?xml version="1.0" encoding="UTF-8"?>'."\n". |
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'<manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1"'. |
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' xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"'. |
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' xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"'. |
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' identifier="MANIFEST-'.$env{'request.course.id'}.'-'.$now.'"'. |
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' xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1imscp_v1p1.xsd'. |
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' http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">'."\n". |
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' <metadata> |
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<schema></schema> |
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<imsmd:lom> |
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<imsmd:general> |
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<imsmd:identifier>'.$env{'request.course.id'}.'</imsmd:identifier> |
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<imsmd:title> |
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<imsmd:langstring xml:lang="en">'.$env{'course.'.$env{'request.course.id'}.'.description'}.'</imsmd:langstring> |
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</imsmd:title> |
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</imsmd:general> |
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</imsmd:lom> |
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</metadata>'."\n". |
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' <organizations default="ORG-'.$env{'request.course.id'}.'-'.$now.'">'."\n". |
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' <organization identifier="ORG-'.$env{'request.course.id'}.'-'.$now.'"'. |
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' structure="hierarchical">'."\n". |
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' <title>'.$env{'course.'.$env{'request.course.id'}.'.description'}.'</title>'; |
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if ($format eq 'plaintext') { |
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my $testbankfilename = $$tempexport.'/testbank.txt'; |
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$$testbank = Apache::File->new('>'.$testbankfilename); |
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} |
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} else { |
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$$outcome .= 'An error occurred opening the IMS manifest file.<br />' |
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; |
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} |
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return $ims_manifest; |
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} |
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sub build_package { |
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my ($now,$navmap,$exportitems,$discussions,$outcome,$tempexport,$copyresult, |
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$ims_manifest,$format,$testbank) = @_; |
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# first iterator to look for dependencies |
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my $it = $navmap->getIterator(undef,undef,undef,1,undef,undef); |
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my $curRes; |
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my $count = 0; |
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my $depth = 0; |
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my $lastcontainer = 0; |
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my %parent = (); |
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my @dependencies = (); |
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my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
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my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; |
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while ($curRes = $it->next()) { |
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if (ref($curRes)) { |
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$count ++; |
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} |
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if ($curRes == $it->BEGIN_MAP()) { |
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$depth++; |
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$parent{$depth} = $lastcontainer; |
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} |
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if ($curRes == $it->END_MAP()) { |
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$depth--; |
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$lastcontainer = $parent{$depth}; |
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} |
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if (ref($curRes)) { |
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if ($curRes->is_sequence() || $curRes->is_page()) { |
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$lastcontainer = $count; |
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} |
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if (grep(/^$count$/,@$exportitems)) { |
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&get_dependencies($exportitems,\%parent,$depth,\@dependencies); |
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} |
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} |
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} |
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# second iterator to build manifest and store resources |
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$it = $navmap->getIterator(undef,undef,undef,1,undef,undef); |
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$depth = 0; |
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my $prevdepth; |
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$count = 0; |
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my $imsresources; |
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my $pkgdepth; |
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my $currdirpath = 'Top'; |
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while ($curRes = $it->next()) { |
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if ($curRes == $it->BEGIN_MAP()) { |
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$prevdepth = $depth; |
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$depth++; |
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} |
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if ($curRes == $it->END_MAP()) { |
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$prevdepth = $depth; |
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$depth--; |
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} |
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if (ref($curRes)) { |
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$count ++; |
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if ((grep(/^$count$/,@$exportitems)) || (grep(/^$count$/,@dependencies))) { |
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my $symb = $curRes->symb(); |
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my $isvisible = 'true'; |
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my $resourceref; |
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if ($curRes->randomout()) { |
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$isvisible = 'false'; |
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} |
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unless ($curRes->is_sequence()) { |
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$resourceref = 'identifierref="RES-'.$env{'request.course.id'}.'-'.$count.'"'; |
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} |
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my $step = $prevdepth - $depth; |
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if (($step >= 0) && ($count > 1)) { |
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while ($step >= 0) { |
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print $ims_manifest "\n".' </item>'."\n"; |
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$step --; |
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} |
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} |
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$prevdepth = $depth; |
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|
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my $itementry = |
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'<item identifier="ITEM-'.$env{'request.course.id'}.'-'.$count. |
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'" isvisible="'.$isvisible.'" '.$resourceref.'>'. |
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'<title>'.$curRes->title().'</title>'; |
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print $ims_manifest "\n".$itementry; |
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|
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if ($curRes->is_sequence()) { |
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$currdirpath = 'Top'; |
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my $pcslist = $curRes->map_hierarchy(); |
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if ($pcslist ne '') { |
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foreach my $pc (split(/,/,$pcslist),$curRes->map_pc()) { |
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next if ($pc <= 1); |
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my $res = $navmap->getByMapPc($pc); |
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if (ref($res)) { |
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my $encloser = $res->title(); |
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if ($encloser) { |
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if ($currdirpath) { |
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$currdirpath .= ' -> '; |
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} |
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$currdirpath .= $encloser; |
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} |
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} |
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} |
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} |
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} else { |
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my $content_file; |
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my @hrefs = (); |
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&process_content($count,$curRes,$cdom,$cnum,$symb,\$content_file,\@hrefs,$copyresult,$tempexport,$format,$currdirpath,$testbank); |
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if ($content_file) { |
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$imsresources .= "\n". |
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' <resource identifier="RES-'.$env{'request.course.id'}.'-'.$count. |
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'" type="webcontent" href="'.$content_file.'">'."\n". |
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' <file href="'.$content_file.'" />'."\n"; |
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foreach my $item (@hrefs) { |
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$imsresources .= |
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' <file href="'.$item.'" />'."\n"; |
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} |
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if (grep(/^$count$/,@$discussions)) { |
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my $ressymb = $symb; |
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my $mode; |
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if ($ressymb =~ m|adm/($match_domain)/($match_username)/(\d+)/bulletinboard$|) { |
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unless ($ressymb =~ m|adm/wrapper/adm|) { |
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$ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard'; |
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} |
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$mode = 'board'; |
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} |
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my %extras = ( |
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caller => 'imsexport', |
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tempexport => $tempexport.'/resources', |
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count => $count |
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); |
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my $discresult = &Apache::lonfeedback::list_discussion($mode,undef,$ressymb,\%extras); |
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} |
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$imsresources .= ' </resource>'."\n"; |
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} |
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} |
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$pkgdepth = $depth; |
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} |
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} |
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} |
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while ($pkgdepth > 0) { |
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print $ims_manifest " </item>\n"; |
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$pkgdepth --; |
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} |
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my $resource_text = qq| |
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</organization> |
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</organizations> |
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<resources> |
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$imsresources |
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</resources> |
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</manifest> |
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|; |
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print $ims_manifest $resource_text; |
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} |
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|
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sub get_dependencies { |
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my ($exportitems,$parent,$depth,$dependencies) = @_; |
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if ($depth > 1) { |
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if ((!grep(/^$$parent{$depth}$/,@$exportitems)) && (!grep(/^$$parent{$depth}$/,@$dependencies))) { |
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push(@{$dependencies},$$parent{$depth}); |
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if ($depth > 2) { |
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&get_dependencies($exportitems,$parent,$depth-1,$dependencies); |
|
} |
|
} |
|
} |
|
} |
|
|
|
sub process_content { |
|
my ($count,$curRes,$cdom,$cnum,$symb,$content_file,$href,$copyresult,$tempexport,$format,$currdirpath,$testbank) = @_; |
|
my $content_type; |
|
my $message; |
|
my @uploads = (); |
|
if ($curRes->is_sequence()) { |
|
$content_type = 'sequence'; |
|
} elsif ($curRes->is_page()) { |
|
$content_type = 'page'; # need to handle individual items in pages. |
|
} elsif ($symb =~ m-public/$cdom/$cnum/syllabus$-) { |
|
$content_type = 'syllabus'; |
|
my $contents = &Apache::imsexport::templatedpage($content_type); |
|
if ($contents) { |
|
$$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'}) { |
|
$canedit= 1; |
|
} |
|
# only include problem code where current user is author |
|
if (($format eq 'html') || ($format eq 'plaintext')) { |
|
my $title = $curRes->title; |
|
$$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,$format,$currdirpath,$title,$testbank); |
|
} elsif ($format eq 'xml') { |
|
if ($canedit) { |
|
$$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,$caller,$currdirpath, |
|
$title,$testbank) = @_; |
|
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."<br />\n"; |
|
} |
|
} elsif (($caller eq 'noedit') || ($caller eq 'html') || |
|
($caller eq 'plaintext')) { |
|
# Need to render the resource without the LON-CAPA Internal header and the Post discussion footer, and then set $content equal to this. |
|
my %form = ( |
|
grade_symb => $symb, |
|
grade_courseid => $cdom.'_'.$cnum, |
|
grade_domain => $env{'user.domain'}, |
|
grade_username => $env{'user.name'}, |
|
grade_imsexport => 1, |
|
instructor_comments => 'hide', |
|
); |
|
my $feedurl=&Apache::lonnet::clutter($url); |
|
my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form); |
|
if (ref($response)) { |
|
if ($response->is_success) { |
|
$content = $userview; |
|
$content =~ s/\Qonchange="javascript:setSubmittedPart('\E[^\']+\Q');"\E//g; |
|
$content =~ s/^\s*[\n\r]+$//; |
|
if ($caller eq 'plaintext') { |
|
my @lines = split(/[\n\r]+/,$content); |
|
my @tosave; |
|
my $foilcounter = 0; |
|
my @alphabet = ('a'..'z'); |
|
my $mc_answer; |
|
foreach my $line (@lines) { |
|
next if ($line =~ /^\s*$/); |
|
if ($line =~ m{(|\Q<\label>\E)\Q<br />Incorrect:<label>\E}) { |
|
$foilcounter ++; |
|
} elsif ($line =~ m{(|\Q</label>\E)\Q<br />Correct:<b><label>\E}) { |
|
$foilcounter ++; |
|
$mc_answer = $alphabet[$foilcounter-1]; |
|
} elsif ($line !~ m{\Q</label>\E(|\Q</b>\E)\Q<br />\E}) { |
|
$line =~ s/^(\s+|\s+)$//g; |
|
$line =~ s{^\Q<b>\E([^<]+)\Q</b>\E$}{1}; |
|
$tosave[$foilcounter] .= $line.' '; |
|
} |
|
$content = join("\t",@tosave); |
|
if ($mc_answer) { |
|
$content .= "\t".$mc_answer."\n"; |
|
} |
|
} |
|
if (@tosave) { |
|
my $qtype; |
|
if ($mc_answer) { |
|
$qtype = 'MC'; |
|
} |
|
$content = $currdirpath."\t".$title."\t$qtype\t".join("\t",@tosave); |
|
if ($mc_answer) { |
|
$content .= "\t".$mc_answer; |
|
} |
|
$content .= "\n"; |
|
} |
|
} else { |
|
$content = '<html><body>'.$content.'</body></html>'; |
|
} |
|
if (($caller eq 'plaintext') && ($testbank)) { |
|
print $testbank $content; |
|
} |
|
} else { |
|
$content = 'Not the owner of this resource'; |
|
} |
|
} else { |
|
$content = 'Not the owner of this resource'; |
|
} |
|
$repstatus = 'ok'; |
|
} |
|
if ($repstatus eq 'ok') { |
|
print $copiedfile $content; |
|
} |
|
close($copiedfile); |
|
} else { |
|
$$message = 'Could not open destination file for '.$filename."<br />\n"; |
|
} |
|
} else { |
|
$$message = 'Could not determine name of file for '.$symb."<br />\n"; |
|
} |
|
if ($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 { |
|
$$message .= 'replication of embedded file - '.$embed_file.' in '.$url.' failed, reason -'.$rtncode."<br />\n"; |
|
} |
|
} |
|
return; |
|
} |
|
|
|
sub store_template { |
|
my ($contents,$tempexport,$count,$content_type) = @_; |
|
if ($contents) { |
|
if ($tempexport) { |
|
if (!-e $tempexport.'/resources') { |
|
mkdir($tempexport.'/resources',0700); |
|
} |
|
if (!-e $tempexport.'/resources/'.$count) { |
|
mkdir($tempexport.'/resources/'.$count,0700); |
|
} |
|
my $destination = $tempexport.'/resources/'.$count.'/'.$content_type.'.xml'; |
|
my $storetemplate; |
|
if ($storetemplate = Apache::File->new('>'.$destination)) { |
|
print $storetemplate $contents; |
|
close($storetemplate); |
|
} |
|
if ($content_type eq 'external') { |
|
return 'resources/'.$count.'/'.$content_type.'.html'; |
|
} else { |
|
return 'resources/'.$count.'/'.$content_type.'.xml'; |
|
} |
|
} |
|
} |
|
} |
|
|
|
|
|
sub group_import { |
sub group_import { |
my ($coursenum, $coursedom, $folder, $container, $caller, @files) = @_; |
my ($coursenum, $coursedom, $folder, $container, $caller, @files) = @_; |
|
|
Line 1567 sub update_parameter {
|
Line 768 sub update_parameter {
|
|
|
sub handle_edit_cmd { |
sub handle_edit_cmd { |
my ($coursenum,$coursedom) =@_; |
my ($coursenum,$coursedom) =@_; |
|
|
my ($cmd,$idx)=split('_',$env{'form.cmd'}); |
my ($cmd,$idx)=split('_',$env{'form.cmd'}); |
|
|
my $ratstr = $LONCAPA::map::resources[$LONCAPA::map::order[$idx]]; |
my $ratstr = $LONCAPA::map::resources[$LONCAPA::map::order[$idx]]; |
Line 1907 sub process_file_upload {
|
Line 1107 sub process_file_upload {
|
$$upload_output .= &mt('No embedded items identified').'<br />'; |
$$upload_output .= &mt('No embedded items identified').'<br />'; |
} |
} |
$$upload_output = '<div id="uploadfileresult">'.$$upload_output.'</div>'; |
$$upload_output = '<div id="uploadfileresult">'.$$upload_output.'</div>'; |
|
} elsif (&Apache::loncommon::is_archive_file($mimetype)) { |
|
$nextphase = 'decompress_uploaded'; |
|
my $position = scalar(@LONCAPA::map::order)-1; |
|
my $noextract = &return_to_editor(); |
|
my $archiveurl = &HTML::Entities::encode($url,'<>&"'); |
|
my %archiveitems = ( |
|
folderpath => $env{'form.folderpath'}, |
|
pagepath => $env{'form.pagepath'}, |
|
cmd => $nextphase, |
|
newidx => $newidx, |
|
position => $position, |
|
phase => $nextphase, |
|
comment => $comment, |
|
); |
|
$$upload_output = $showupload. |
|
&Apache::loncommon::decompress_form($mimetype, |
|
$archiveurl,'/adm/coursedocs',$noextract, |
|
\%archiveitems); |
} |
} |
} |
} |
} |
} |
Line 2791 sub startContentScreen {
|
Line 2009 sub startContentScreen {
|
'><a href="/adm/coursedocs?forcesupplement=1"><b>'.&mt('Supplemental Content Editor').'</b></a></li>'); |
'><a href="/adm/coursedocs?forcesupplement=1"><b>'.&mt('Supplemental Content Editor').'</b></a></li>'); |
} |
} |
$r->print("\n".'</ul>'."\n"); |
$r->print("\n".'</ul>'."\n"); |
$r->print('<div class="LC_Box" style="clear:both;margin:0;"><div id="maincoursedoc" style="margin:0 0;padding:0 0;"><div class="LC_ContentBox" id="mainCourseDocuments" style="display: block;">'); |
$r->print('<div class="LC_DocsBox" style="clear:both;margin:0;" id="contenteditor">'. |
|
'<div id="maincoursedoc" style="margin:0 0;padding:0 0;">'. |
|
'<div class="LC_ContentBox" id="mainCourseDocuments" style="display: block;">'); |
} |
} |
|
|
# |
# |
Line 2863 sub handler {
|
Line 2083 sub handler {
|
&dumpcourse($r); |
&dumpcourse($r); |
} elsif ($allowed && $env{'form.exportcourse'}) { |
} elsif ($allowed && $env{'form.exportcourse'}) { |
&init_breadcrumbs('exportcourse','IMS Export'); |
&init_breadcrumbs('exportcourse','IMS Export'); |
&exportcourse($r); |
&Apache::imsexport::exportcourse($r); |
} else { |
} else { |
# |
# |
# Done catching special calls |
# Done catching special calls |
Line 2897 sub handler {
|
Line 2117 sub handler {
|
my $script=''; |
my $script=''; |
my $showdoc=0; |
my $showdoc=0; |
my $addentries = {}; |
my $addentries = {}; |
|
my $container; |
my $containertag; |
my $containertag; |
my $uploadtag; |
my $uploadtag; |
|
|
Line 3022 sub handler {
|
Line 2243 sub handler {
|
my (@folderpath)=split('&',$env{'form.folderpath'}); |
my (@folderpath)=split('&',$env{'form.folderpath'}); |
$env{'form.foldername'}=&unescape(pop(@folderpath)); |
$env{'form.foldername'}=&unescape(pop(@folderpath)); |
$env{'form.folder'}=pop(@folderpath); |
$env{'form.folder'}=pop(@folderpath); |
|
$container='sequence'; |
} |
} |
if ($env{'form.pagepath'}) { |
if ($env{'form.pagepath'}) { |
my (@pagepath)=split('&',$env{'form.pagepath'}); |
my (@pagepath)=split('&',$env{'form.pagepath'}); |
$env{'form.pagename'}=&unescape(pop(@pagepath)); |
$env{'form.pagename'}=&unescape(pop(@pagepath)); |
$env{'form.folder'}=pop(@pagepath); |
$env{'form.folder'}=pop(@pagepath); |
|
$container='page'; |
$containertag = '<input type="hidden" name="pagepath" value="" />'. |
$containertag = '<input type="hidden" name="pagepath" value="" />'. |
'<input type="hidden" name="pagesymb" value="" />'; |
'<input type="hidden" name="pagesymb" value="" />'; |
$uploadtag = |
$uploadtag = |
Line 3156 sub handler {
|
Line 2379 sub handler {
|
$docuname,$docudom,undef, |
$docuname,$docudom,undef, |
$dir_root). |
$dir_root). |
&return_to_editor()); |
&return_to_editor()); |
|
} elsif ($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'; |
|
$r->print(&decompression_phase_two(). |
|
&return_to_editor()); |
} |
} |
} |
} |
|
|
Line 3726 sub return_to_editor {
|
Line 2957 sub return_to_editor {
|
'</a></p>'; |
'</a></p>'; |
} |
} |
|
|
|
sub decompression_info { |
|
my ($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 $hiddenelem; |
|
if ($env{'form.pagepath'}) { |
|
$container='page'; |
|
$hiddenelem = '<input type="hidden" name="pagepath" value="'.$env{'form.pagepath'}.'" />'."\n"; |
|
} else { |
|
$hiddenelem = '<input type="hidden" name="folderpath" value="'.$env{'form.folderpath'}.'" />'."\n"; |
|
} |
|
if ($env{'form.newidx'}) { |
|
$hiddenelem .= '<input type="hidden" name="newidx" value="'.$env{'form.newidx'}.'" />'."\n"; |
|
} |
|
if ($env{'form.comment'}) { |
|
$hiddenelem .= '<input type="hidden" name="comment" value="'.$env{'form.comment'}.'" />'."\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.archivedelete'}) { |
|
my $map = $env{'form.folder'}.'.'.$container; |
|
my ($delwarning,$delresult); |
|
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'}; |
|
$env{'form.cmd'} = 'del_'.$env{'form.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.'); |
|
} |
|
} |
|
} |
|
$env{'form.cmd'} = $currcmd; |
|
$delresult = &mt('Archive file removed after extracting files.'); |
|
} |
|
if ($delwarning) { |
|
$output .= '<p class="LC_warning">'. |
|
$delwarning. |
|
'</p>'; |
|
} |
|
if ($delresult) { |
|
$output .= '<p class="LC_info">'. |
|
$delresult. |
|
'</p>'; |
|
} |
|
} |
|
} |
|
if ($error) { |
|
$output .= '<p class="LC_error">'.&mt('Not extracted.').'<br />'. |
|
$error.'</p>'."\n"; |
|
} |
|
if ($warning) { |
|
$output .= '<p class="LC_warning">'.$warning.'</p>'."\n"; |
|
} |
|
return $output; |
|
} |
|
|
|
sub decompression_phase_two { |
|
my ($destination,$dir_root,$londocroot,$docudom,$docuname,$container,$hiddenelem)= |
|
&decompression_info(); |
|
my $output = |
|
&Apache::loncommon::process_extracted_files('coursedocs',$docudom,$docuname, |
|
$destination,$dir_root,$hiddenelem); |
|
return $output; |
|
} |
|
|
sub generate_admin_options { |
sub generate_admin_options { |
my ($help_ref,$env_ref) = @_; |
my ($help_ref,$env_ref) = @_; |
my %lt=&Apache::lonlocal::texthash( |
my %lt=&Apache::lonlocal::texthash( |
Line 4388 Generate "dump" button
|
Line 3709 Generate "dump" button
|
|
|
Generate "export" button |
Generate "export" button |
|
|
=item exportcourse() |
|
|
|
=item create_ims_store() |
|
|
|
=item build_package() |
|
|
|
=item get_dependencies() |
|
|
|
=item process_content() |
|
|
|
=item replicate_content() |
|
|
|
=item extract_media() |
|
|
|
=item store_template() |
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|
|
=item group_import() |
=item group_import() |
|
|
Imports the given (name, url) resources into the course |
Imports the given (name, url) resources into the course |