--- loncom/interface/lonmeta.pm 2006/12/05 02:55:53 1.190 +++ loncom/interface/lonmeta.pm 2008/12/12 10:01:25 1.219 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Metadata display handler # -# $Id: lonmeta.pm,v 1.190 2006/12/05 02:55:53 albertel Exp $ +# $Id: lonmeta.pm,v 1.219 2008/12/12 10:01:25 bisitz Exp $ # # Copyright Michigan State University Board of Trustees # @@ -42,24 +42,6 @@ use Apache::lonmsg; use LONCAPA qw(:DEFAULT :match); -############################################################ -############################################################ -## -## &get_dynamic_metadata_from_sql($url) -## -## Queries sql database for dynamic metdata -## Returns a hash of hashes, with keys of urls which match $url -## Returned fields are given below. -## -## Examples: -## -## %DynamicMetadata = &Apache::lonmeta::get_dynmaic_metadata_from_sql -## ('/res/msu/korte/'); -## -## $DynamicMetadata{'/res/msu/korte/example.problem'}->{$field} -## -############################################################ -############################################################ sub get_dynamic_metadata_from_sql { my ($url) = shift(); my ($authordom,$author)=($url=~m{^/res/($match_domain)/($match_username)/}); @@ -182,7 +164,7 @@ sub evalgraph { my $val=int($value*10.+0.5)-10; my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>'; if ($val>=20) { - $output.='<td width="20" bgcolor="#555555">  </td>'; + $output.='<td width="20" bgcolor="#555555"> </td>'; } else { $output.='<td width="'.($val).'" bgcolor="#555555"> </td>'. '<td width="'.(20-$val).'" bgcolor="#FF3333"> </td>'; @@ -192,7 +174,7 @@ sub evalgraph { $output.='<td width="'.($val-20).'" bgcolor="#33FF33"> </td>'. '<td width="'.(40-$val).'" bgcolor="#555555"> </td>'; } else { - $output.='<td width="20" bgcolor="#555555">  </td>'; + $output.='<td width="20" bgcolor="#555555"> </td>'; } $output.='<td> ('.sprintf("%5.2f",$value).') </td></tr></table>'; return $output; @@ -235,7 +217,7 @@ sub fieldnames { 'lowestgradelevel' => 'Lowest Grade Level', 'highestgradelevel' => 'Highest Grade Level'); - if (! defined($file_type) || $file_type ne 'portfolio') { + if ( !defined($file_type) || ($file_type ne 'portfolio' && $file_type ne 'groups') ) { %fields = (%fields, 'domain' => 'Domain', @@ -265,7 +247,7 @@ sub fieldnames { 'correct' => 'Material appears to be correct', 'technical' => 'Resource is technically correct', 'avetries' => 'Average number of tries till solved', - 'stdno' => 'Total number of students who have worked on this problem', + 'stdno' => 'Statistics calculated for number of students', 'difficulty' => 'Degree of difficulty', 'disc' => 'Degree of discrimination', 'dependencies' => 'Resources used by this resource', @@ -383,7 +365,40 @@ sub select_course { $Apache::lonpublisher::metadatafields{'courserestricted'}; my $selected = ($current_restriction eq 'none' ? 'selected="selected"' : ''); - + if ($current_restriction =~ /^course\.($match_domain\_$match_courseid)$/) { + my $assoc_crs = $1; + my $added_metadata_fields = &Apache::lonparmset::get_added_meta_fieldnames($assoc_crs); + if (ref($added_metadata_fields) eq 'HASH') { + if (keys(%{$added_metadata_fields}) > 0) { + my $transfernotes; + foreach my $field_name (keys(%{$added_metadata_fields})) { + my $value = $Apache::lonpublisher::metadatafields{$field_name}; + if ($value) { + $transfernotes .= + &Apache::loncommon::start_data_table_row(). + '<td><input type="checkbox" name="transfer_'. + $field_name.'" value="1" /></td><td>'. + $field_name.'</td><td>'.$value.'</td>'. + &Apache::loncommon::end_data_table_row(); + } + } + if ($transfernotes ne '') { + my %courseinfo = &Apache::lonnet::coursedescription($assoc_crs,{'one_time' => 1}); + my $assoc_crs_description = $courseinfo{'description'}; + $output .= &mt('This resource is currently associated with a course ([_1]) which includes added metadata fields specific to the course.',$assoc_crs_description).'<br />'."\n". + &mt('You can choose to transfer data from the added fields to the "Notes" field if you are planning to change the course association.').'<br /><br />'. + &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + '<th>Copy to notes?</th>'."\n". + '<th>Field name</th>'."\n". + '<th>Values</th>'."\n". + &Apache::loncommon::end_data_table_header_row(). + $transfernotes. + &Apache::loncommon::end_data_table().'<br />'; + } + } + } + } $output .= '<select name="new_courserestricted" >'; $output .= '<option value="none" '.$selected.'>'. &mt('None').'</option>'.$/; @@ -598,9 +613,16 @@ sub prettyinput { if ($meta_options{$item}) { push(@cur_values_inst,$item); } else { - $cur_values_stu .= $item.','; + if ($item ne '') { + $cur_values_stu .= $item.','; + } } } + $cur_values_stu =~ s/,$//; + my @key_order = sort(keys(%meta_options)); + unshift(@key_order,''); + $meta_options{''} = 'Not specified'; + $meta_options{'select_form_order'} = \@key_order; } else { $cur_values_stu = $value; } @@ -608,11 +630,11 @@ sub prettyinput { return (&select_course()); # return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />'); } - my $course = $env{'request.course.id'}; if (($type eq 'keywords') || ($type eq 'subject') || ($type eq 'author')||($type eq 'notes') || ($type eq 'abstract')|| ($type eq 'title')|| ($type eq 'standards') - || (exists($env{'course.'.$env{'request.course.id'}.'.metadata.'.$type.'.added'}))) { + || (exists($env{$course_key.'.metadata.'.$type.'.added'}))) { + if ($values) { if ($only_one) { $output .= (&Apache::loncommon::select_form($cur_values_inst[0],'new_'.$type,%meta_options)); @@ -750,7 +772,6 @@ sub handler { %Apache::lonpublisher::metadatakeys=(); my $result=&Apache::lonnet::getfile($fn); &Apache::lonpublisher::metaeval($result); - &Apache::lonnet::logthis("restricted is: ".$Apache::lonpublisher::metadatafields{'courserestricted'}); if ((!$Apache::lonpublisher::metadatafields{'courserestricted'}) || ($env{'form.changecourse'} eq 'true')) { &pre_select_course($r,$uri); @@ -765,12 +786,14 @@ sub handler { &present_editable_metadata($r,$uri,'groups'); } elsif ($uri=~m|^/~|) { # Construction space - $r->print(&Apache::loncommon::start_page('Edit Catalog nformation', - undef, + $r->print(&Apache::loncommon::start_page('Edit Catalog Information', + "\n".'<script type="text/javascript">'."\n". + &Apache::loncommon::browser_and_searcher_javascript(). + "\n".'</script>', {'domain' => $resdomain,})); &present_editable_metadata($r,$uri); } else { - $r->print(&Apache::loncommon::start_page('Catalog Information', + $r->print(&Apache::loncommon::start_page('Metadata', undef, {'domain' => $resdomain,})); &present_uneditable_metadata($r,$uri); @@ -798,10 +821,14 @@ sub report_bombs { &Apache::lonmsg::clear_author_res_msg($uri); } my $clear=&mt('Clear all Messages in Subdirectory'); - $r->print(<<ENDCLEAR); + my $cancel=&mt('Back to Directory'); + my $cancelurl=$uri; + $cancelurl=~s/^\Q$domain\E/\/priv/; + $r->print(<<ENDCLEAR); <form method="post"> <input type="submit" name="clearbombs" value="$clear" /> -</form> +<a href="$cancelurl">$cancel</a> +</form><hr /> ENDCLEAR my %brokenurls = &Apache::lonmsg::all_url_author_res_msg($author,$domain); @@ -861,9 +888,9 @@ sub present_uneditable_metadata { my $obsolete=$content{'obsolete'}; my $obsoletewarning=''; if (($obsolete) && ($env{'user.adv'})) { - $obsoletewarning='<p><font color="red">'. + $obsoletewarning='<p><span class="LC_warning">'. &mt('This resource has been marked obsolete by the author(s)'). - '</font></p>'; + '</span></p>'; } # my %lt=&fieldnames(); @@ -900,23 +927,22 @@ sub present_uneditable_metadata { 'obsoletereplacement'); } foreach my $field (@fields) { - $table.='<tr><td bgcolor="#AAAAAA">'.$lt{$field}. - '</td><td bgcolor="#CCCCCC">'. - &prettyprint($field,$content{$field}).'</td></tr>'; + $table.=&Apache::lonhtmlcommon::row_title($lt{$field}) + .&prettyprint($field,$content{$field}) + .&Apache::lonhtmlcommon::row_closure(); delete($content{$field}); } # - $r->print(<<ENDHEAD); -<h2>$title</h2> -<p> -$disuri<br /> -$obsoletewarning -$versiondisplay -</p> -<table cellspacing="2" border="0"> -$table -</table> -ENDHEAD + $r->print("<h2>$title</h2>" + .'<p>' + .$disuri.'<br />' + .$obsoletewarning + .$versiondisplay + .'</p>' + .&Apache::lonhtmlcommon::start_pick_box() + .$table + .&Apache::lonhtmlcommon::end_pick_box() + ); if (!$uploaded && $env{'user.adv'}) { &print_dynamic_metadata($r,$uri,\%content); } @@ -943,17 +969,18 @@ sub print_dynamic_metadata { exists($dynmeta{'goto'}) || exists($dynmeta{'course'})) { $r->print('<h4>'.&mt('Access and Usage Statistics').'</h4>'. - '<table cellspacing="2" border="0">'); + &Apache::lonhtmlcommon::start_pick_box()); foreach ('count', 'sequsage','sequsage_list', 'comefrom','comefrom_list', 'goto','goto_list', 'course','course_list') { - $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'. - '<td bgcolor="#CCCCCC">'. - &prettyprint($_,$dynmeta{$_})."</td></tr>\n"); + $r->print(&Apache::lonhtmlcommon::row_title($lt{$_}) + .&prettyprint($_,$dynmeta{$_}) + .&Apache::lonhtmlcommon::row_closure() + ); } - $r->print('</table>'); + $r->print(&Apache::lonhtmlcommon::end_pick_box()); } else { $r->print('<h4>'.&mt('No Access or Usages Statistics are available for this resource.').'</h4>'); } @@ -968,35 +995,35 @@ sub print_dynamic_metadata { $r->print('<h4>'. &mt('Overall Assessment Statistical Data'). '</h4>'. - '<table cellspacing="2" border="0">'); - $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{'stdno'}.'</td>'. - '<td bgcolor="#CCCCCC">'. - &prettyprint('stdno',$dynmeta{'stdno'}). - '</td>'."</tr>\n"); + &Apache::lonhtmlcommon::start_pick_box()); + $r->print(&Apache::lonhtmlcommon::row_title($lt{'stdno'}) + .&prettyprint('stdno',$dynmeta{'stdno'}) + .&Apache::lonhtmlcommon::row_closure() + ); foreach ('avetries','difficulty','disc') { - $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'. - '<td bgcolor="#CCCCCC">'. - &prettyprint($_,sprintf('%5.2f',$dynmeta{$_})). - '</td>'."</tr>\n"); + $r->print(&Apache::lonhtmlcommon::row_title($lt{$_}) + .&prettyprint($_,sprintf('%5.2f',$dynmeta{$_})) + .&Apache::lonhtmlcommon::row_closure() + ); } - $r->print('</table>'); + $r->print(&Apache::lonhtmlcommon::end_pick_box()); } if (exists($dynmeta{'stats'})) { # # New assessment statistics $r->print('<h4>'. - &mt('Detailed Assessment Statistical Data'). + &mt('Recent Detailed Assessment Statistical Data'). '</h4>'); - my $table = '<table cellspacing="2" border="0">'. - '<tr>'. - '<th>Course</th>'. - '<th>Section(s)</th>'. - '<th>Num Students</th>'. - '<th>Mean Tries</th>'. - '<th>Degree of Difficulty</th>'. - '<th>Degree of Discrimination</th>'. - '<th>Time of computation</th>'. - '</tr>'.$/; + my $table=&Apache::loncommon::start_data_table() + .&Apache::loncommon::start_data_table_header_row() + .'<th>'.&mt('Course').'</th>' + .'<th>'.&mt('Section(s)').'</th>' + .'<th>'.&mt('Num Students').'</th>' + .'<th>'.&mt('Mean Tries').'</th>' + .'<th>'.&mt('Degree of Difficulty').'</th>' + .'<th>'.&mt('Degree of Discrimination').'</th>' + .'<th>'.&mt('Time of computation').'</th>' + .&Apache::loncommon::end_data_table_header_row().$/; foreach my $identifier (sort(keys(%{$dynmeta{'stats'}}))) { my $data = $dynmeta{'stats'}->{$identifier}; my $course = $data->{'course'}; @@ -1007,9 +1034,9 @@ sub print_dynamic_metadata { &Apache::lonnet::logthis('lookup for '.$course.' failed'); next; } - $table .= '<tr>'; + $table .= &Apache::loncommon::start_data_table_row(); $table .= - '<td><nobr>'.$courseinfo{'description'}.'</nobr></td>'; + '<td><span class="LC_nobreak">'.$courseinfo{'description'}.'</span></td>'; $table .= '<td align="right">'.$data->{'sections'}.'</td>'; $table .= @@ -1024,16 +1051,15 @@ sub print_dynamic_metadata { $table .= '</td>'; } $table .= - '<td><nobr>'. + '<td><span class="LC_nobreak">'. &Apache::lonlocal::locallocaltime($data->{'timestamp'}). - '</nobr></td>'; - $table .= - '</tr>'.$/; + '</span></td>'; + $table .= &Apache::loncommon::end_data_table_row().$/; } - $table .= '</table>'.$/; + $table .= &Apache::loncommon::end_data_table().$/; $r->print($table); } else { - $r->print('No new dynamic data found.'); + $r->print(&mt('No new dynamic data found.')); } } else { $r->print('<h4>'. @@ -1049,13 +1075,14 @@ sub print_dynamic_metadata { exists($dynmeta{'correct'}) || exists($dynmeta{'technical'})){ $r->print('<h4>'.&mt('Evaluation Data').'</h4>'. - '<table cellspacing="2" border="0">'); + &Apache::lonhtmlcommon::start_pick_box()); foreach ('clear','depth','helpful','correct','technical') { - $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'. - '<td bgcolor="#CCCCCC">'. - &prettyprint($_,$dynmeta{$_})."</td></tr>\n"); + $r->print(&Apache::lonhtmlcommon::row_title($lt{$_}) + .&prettyprint($_,$dynmeta{$_}) + .&Apache::lonhtmlcommon::row_closure() + ); } - $r->print('</table>'); + $r->print(&Apache::lonhtmlcommon::end_pick_box()); } else { $r->print('<h4>'.&mt('No Evaluation Data is available for this resource.').'</h4>'); } @@ -1083,7 +1110,8 @@ sub print_dynamic_metadata { # All other stuff $r->print('<h3>'. &mt('Additional Metadata (non-standard, parameters, exports)'). - '</h3><table border="0" cellspacing="1">'); + '</h3>'); + $r->print(&Apache::lonhtmlcommon::start_pick_box()); foreach (sort(keys(%content))) { my $name=$_; if ($name!~/\.display$/) { @@ -1101,14 +1129,16 @@ sub print_dynamic_metadata { $name.'.'.$_).'; '; } } - $r->print('<tr><td bgcolor="#bbccbb"><font size="-1" color="#556655">'.$display.'</font></td><td bgcolor="#ccddcc"><font size="-1" color="#556655">'.$content{$name}); + $r->print(&Apache::lonhtmlcommon::row_title($display) + .$content{$name} + ); if ($otherinfo) { $r->print(' ('.$otherinfo.')'); } - $r->print("</font></td></tr>\n"); + $r->print(&Apache::lonhtmlcommon::row_closure()); } } - $r->print("</table>"); + $r->print(&Apache::lonhtmlcommon::end_pick_box()); return; } @@ -1171,17 +1201,20 @@ ENDBOMBS <input type="submit" name="clearmsg" value="$clear" /> ENDDEL } else { - $r->print('<a href="'.$disuri.'" />'.$goback.'</a>'); + $r->print('<p><a href="'.$disuri.'">'.$goback.'</a></p>'); + if ($env{'form.clearmsg'}) { + my ($diruri) = ($disuri =~ m{(.*/)[^/]*}); + $r->print('<p><a href="'.$diruri.'">'. + &mt('Back To Directory').'</a></p>'); + } } $r->print('<br />'.$bombs); } else { - my $displayfile='Catalog Information for '.$disuri; + my $displayfile=&mt('Metadata for [_1]',$disuri); if ($disuri=~/\/default$/) { my $dir=$disuri; $dir=~s/default$//; - $displayfile= - &mt('Default Cataloging Information for Directory').' '. - $dir; + $displayfile=&mt('Default Metadata for Directory [_1]',$dir); } %Apache::lonpublisher::metadatafields=(); %Apache::lonpublisher::metadatakeys=(); @@ -1191,18 +1224,43 @@ ENDDEL } else { &Apache::lonpublisher::metaeval($result); } + if ($env{'form.new_courserestricted'}) { + my $new_assoc_course = $env{'form.new_courserestricted'}; + my $prev_courserestricted = $Apache::lonpublisher::metadatafields{'courserestricted'}; + if (($prev_courserestricted) && + ($prev_courserestricted ne $new_assoc_course)) { + my $transfers = []; + foreach my $key (keys(%env)) { + if ($key =~ /^form\.transfer_(.+)$/) { + push(@{$transfers},$1); + } + } + if (@{$transfers} > 0) { + &store_transferred_addedfields($fn,$uri,$transfers); + } + } + } $r->print(<<ENDEDIT); <h1>$displayfile</h1> <form method="post" action="" name="defaultmeta"> ENDEDIT - $r->print('<script type="JavaScript">'. - &Apache::loncommon::browser_and_searcher_javascript(). - '</script>'); my %lt=&fieldnames($file_type); my $output; my @fields; my $added_metadata_fields; my @added_order; + if ($file_type eq 'groups') { + $Apache::lonpublisher::metadatafields{'courserestricted'}= + 'course.'.$env{'request.course.id'}; + } + if ((! $Apache::lonpublisher::metadatafields{'courserestricted'}) && + (! $env{'form.new_courserestricted'}) && (! $file_type eq 'groups')) { + $Apache::lonpublisher::metadatafields{'courserestricted'}= + 'none'; + } elsif ($env{'form.new_courserestricted'}) { + $Apache::lonpublisher::metadatafields{'courserestricted'}= + $env{'form.new_courserestricted'}; + } if ($file_type eq 'portfolio' || $file_type eq 'groups') { if(exists ($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.fieldlist'})) { # retrieve fieldnames (in order) from the course restricted list @@ -1212,11 +1270,14 @@ ENDEDIT @fields = ('author','title','subject','keywords','abstract', 'notes','lowestgradelevel', 'highestgradelevel','standards'); - $added_metadata_fields = &Apache::lonparmset::get_added_meta_fieldnames(); - if ($env{'course.'.$env{'request.course.id'}.'.metadata.addedorder'}) { - @added_order = split(/,/,$env{'course.'.$env{'request.course.id'}.'.metadata.addedorder'}); - } - $env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.fieldlist'} = join(",",@fields); + if ($Apache::lonpublisher::metadatafields{'courserestricted'} =~ /^course\.($match_domain\_$match_courseid)$/) { + my $assoc_crs = $1; + $added_metadata_fields = &Apache::lonparmset::get_added_meta_fieldnames($assoc_crs); + if ($env{'course.'.$assoc_crs.'.metadata.addedorder'}) { + @added_order = split(/,/,$env{'course.'.$assoc_crs.'.metadata.addedorder'}); + } + $env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.fieldlist'} = join(",",@fields); + } } } else { @fields = ('author','title','subject','keywords','abstract','notes', @@ -1225,18 +1286,6 @@ ENDEDIT 'lowestgradelevel','highestgradelevel','sourceavail','sourcerights', 'obsolete','obsoletereplacement'); } - if ($file_type eq 'groups') { - $Apache::lonpublisher::metadatafields{'courserestricted'}= - 'course.'.$env{'request.course.id'}; - } - if ((! $Apache::lonpublisher::metadatafields{'courserestricted'}) && - (! $env{'form.new_courserestricted'}) && (! $file_type eq 'groups')) { - $Apache::lonpublisher::metadatafields{'courserestricted'}= - 'none'; - } elsif ($env{'form.new_courserestricted'}) { - $Apache::lonpublisher::metadatafields{'courserestricted'}= - $env{'form.new_courserestricted'}; - } if (! $Apache::lonpublisher::metadatafields{'copyright'}) { $Apache::lonpublisher::metadatafields{'copyright'}= 'default'; @@ -1250,15 +1299,27 @@ ENDEDIT $Apache::lonpublisher::metadatafields{'owner'} = $env{'user.name'}.':'.$env{'user.domain'}; } - + if (! $Apache::lonpublisher::metadatafields{'author'}) { + $Apache::lonpublisher::metadatafields{'author'} = + &Apache::loncommon::plainname($env{'user.name'}, + $env{'user.domain'}); + } if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') { - $r->print(&mt('Associated with course [_1]', + + if ($file_type eq 'portfolio') { + $r->print(&mt('Associated with course [_1]', '<strong><a href="'.$uri.'?changecourse=true">'. $env{$Apache::lonpublisher::metadatafields{'courserestricted'}. ".description"}. '</a></strong>').'<br />'); + } else { + $r->print(&mt('Associated with course [_1]', + '<strong>'. + $env{$Apache::lonpublisher::metadatafields{'courserestricted'}. + ".description"}.'</strong>').'<br />'); + } } else { - $r->print('<a href="'.$uri.'?changecourse=true">This resource is not associated with a course.</a><br />'); + $r->print('<a href="'.$uri.'?changecourse=true">'.&mt('This resource is not associated with a course.').'</a><br />'); } } if (@added_order) { @@ -1276,8 +1337,15 @@ ENDEDIT my $row_alt = 1; foreach my $field_name (@fields) { if (defined($env{'form.new_'.$field_name})) { - $Apache::lonpublisher::metadatafields{$field_name}= - join(',',&Apache::loncommon::get_env_multiple('form.new_'.$field_name)); + my @values = &Apache::loncommon::get_env_multiple('form.new_'.$field_name); + my $newvalue = ''; + foreach my $item (@values) { + if ($item ne '') { + $newvalue .= $item.','; + } + } + $newvalue =~ s/,$//; + $Apache::lonpublisher::metadatafields{$field_name}=$newvalue; } if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none' && exists($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'})) { @@ -1306,69 +1374,22 @@ ENDEDIT } $output .= &Apache::loncommon::end_data_table(); if ($env{'form.store'}) { - my $mfh; - my $formname='store'; - my $file_content; - if (&Apache::loncommon::get_env_multiple('form.new_keywords')) { - $Apache::lonpublisher::metadatafields{'keywords'} = - join (',', &Apache::loncommon::get_env_multiple('form.new_keywords')); - } - foreach my $field (sort(keys(%Apache::lonpublisher::metadatafields))) { - next if ($field =~ /\./); - my $unikey=$field; - $unikey=~/^([A-Za-z_]+)/; - my $tag=$1; - $tag=~tr/A-Z/a-z/; - $file_content.= "\n\<$tag"; - foreach my $key (split(/\,/, - $Apache::lonpublisher::metadatakeys{$unikey}) - ) { - my $value= - $Apache::lonpublisher::metadatafields{$unikey.'.'.$key}; - $value=~s/\"/\'\'/g; - $file_content.=' '.$key.'="'.$value.'"' ; - } - $file_content.= '>'. - &HTML::Entities::encode - ($Apache::lonpublisher::metadatafields{$unikey}, - '<>&"'). - '</'.$tag.'>'; - } - if ($fn =~ m|^$Apache::lonnet::perlvar{'lonDocRoot'}/userfiles|) { - my ($path, $new_fn); - if ($fn =~ m|$match_name/groups/\w+/portfolio/|) { - ($path, $new_fn) = ($fn =~ m|/(groups/\w+/portfolio.*)/([^/]*)$|); - } else { - ($path, $new_fn) = ($fn =~ m|/(portfolio.*)/([^/]*)$|); - } - $r->print(&store_portfolio_metadata($formname,$file_content,$path, - $new_fn)); - } else { - if (! ($mfh=Apache::File->new('>'.$fn))) { - $r->print('<p><font color="red">'. - &mt('Could not write metadata').', '. - &mt('FAIL').'</font></p>'); - } else { - print $mfh ($file_content); - $r->print('<p><font color="blue">'.&mt('Wrote Metadata'). - ' '.&Apache::lonlocal::locallocaltime(time). - '</font></p>'); - } - } + my ($outcome,$result) = &store_metadata($fn,$uri,'store'); + $r->print($result); } - $r->print($output.'<br /><input type="submit" name="store" value="'. - &mt('Store Catalog Information').'" />'); + $r->print($output.'<br /><input type="submit" title="'.&mt('Save Metadata').'" name="store" value="'. + &mt('Save').'" />'); - if ($file_type eq 'portfolio') { + if ($file_type eq 'portfolio' || $file_type eq 'groups') { my ($port_path,$group) = &get_port_path_and_group($uri); - if ($group) { + if ($group ne '') { $r->print('<input type="hidden" name="group" value="'.$group.'" />'); } $r->print('<input type="hidden" name="currentpath" value="'.$env{'form.currentpath'}.'" />'); $r->print('</form><br /><br /><form method="post" action="'.$port_path.'">'); - if ($group) { + if ($group ne '') { $r->print('<input type="hidden" name="group" value="'.$group.'" />'); - } + } $r->print('<input type="hidden" name="currentpath" value="'.$path.'" />'. '<input type="submit" name="cancel" value="'.&mt('Discard Edits and Return to Portfolio').'" />'); } @@ -1379,21 +1400,238 @@ ENDEDIT return; } +sub store_metadata { + my ($fn,$uri,$caller) = @_; + my $mfh; + my $formname='store'; + my ($file_content,$output,$outcome); + if (&Apache::loncommon::get_env_multiple('form.new_keywords')) { + $Apache::lonpublisher::metadatafields{'keywords'} = + join (',', &Apache::loncommon::get_env_multiple('form.new_keywords')); + } + foreach my $field (sort(keys(%Apache::lonpublisher::metadatafields))) { + next if ($field =~ /\./); + my $unikey=$field; + $unikey=~/^([A-Za-z_]+)/; + my $tag=$1; + $tag=~tr/A-Z/a-z/; + $file_content.= "\n\<$tag"; + foreach my $key (split(/\,/,$Apache::lonpublisher::metadatakeys{$unikey})) { + my $value = $Apache::lonpublisher::metadatafields{$unikey.'.'.$key}; + $value=~s/\"/\'\'/g; + $file_content.=' '.$key.'="'.$value.'"' ; + } + $file_content.= '>'. + &HTML::Entities::encode + ($Apache::lonpublisher::metadatafields{$unikey},'<>&"'). + '</'.$tag.'>'; + } + if ($fn =~ m|^$Apache::lonnet::perlvar{'lonDocRoot'}/userfiles|) { + my ($path, $new_fn); + if ($fn =~ m|$match_name/groups/\w+/portfolio/|) { + ($path, $new_fn) = ($fn =~ m|/(groups/\w+/portfolio.*)/([^/]*)$|); + } else { + ($path, $new_fn) = ($fn =~ m|/(portfolio.*)/([^/]*)$|); + } + ($outcome,my $result) = + &store_portfolio_metadata($formname,$file_content, + $path,$new_fn,$uri,$caller); + $output .= $result; + } else { + if (! ($mfh=Apache::File->new('>'.$fn))) { + $output .= '<p><font color="red">'; + if ($caller eq 'transfer') { + $output .= &mt('Could not transfer data in added fields to notes'); + } else { + $output .= &mt('Could not write metadata'); + } + $output .= ', '.&mt('FAIL').'</font></p>'; + $outcome = 'fail'; + } else { + print $mfh ($file_content); + close($mfh); + &update_metadata_table($uri); + $output .= '<p><font color="blue">'; + if ($caller eq 'transfer') { + $output .= &mt('Transferred data in added fields to notes'); + } else { + $output .= &mt('Wrote Metadata'); + } + $output .= ' '.&Apache::lonlocal::locallocaltime(time). + '</font></p>'; + $outcome = 'ok'; + } + } + return ($outcome,$output); +} + +sub store_transferred_addedfields { + my ($fn,$uri,$transfers) = @_; + foreach my $item (@{$transfers}) { + $Apache::lonpublisher::metadatafields{'notes'} .= + ' '.$item.' = '.$Apache::lonpublisher::metadatafields{$item}; + } + my ($outcome,$output) = &store_metadata($fn,$uri,'transfer'); + if ($outcome eq 'ok') { + foreach my $item (@{$transfers}) { + delete($Apache::lonpublisher::metadatafields{$item}); + } + } +} + sub store_portfolio_metadata { - my ($formname,$content,$path,$new_fn) = @_; + my ($formname,$content,$path,$new_fn,$uri,$caller) = @_; + my ($outcome,$output); $env{'form.'.$formname}=$content."\n"; $env{'form.'.$formname.'.filename'}=$new_fn; my $result =&Apache::lonnet::userfileupload($formname,'',$path); if ($result =~ /(error|notfound)/) { - return '<p><font color="red">'. - &mt('Could not write metadata').', '. - &mt('FAIL').'</font></p>'; + $output = '<p><font color="red">'; + if ($caller eq 'transfer') { + $output .= + &mt('Could not transfer data in added fields to notes'); + } else { + $output .= &mt('Could not write metadata'); + } + $output .= ', '.&mt('FAIL').'</font></p>'; + $outcome = 'fail'; } else { - return '<p><font color="blue">'.&mt('Wrote Metadata'). - ' '.&Apache::lonlocal::locallocaltime(time).'</font></p>'; + &update_metadata_table($uri); + $output = '<p><font color="blue">'; + if ($caller eq 'transfer') { + $output .= &mt('Transferred data in added fields to notes'); + } else { + $output .= &mt('Wrote Metadata'); + } + $output .= ' '.&Apache::lonlocal::locallocaltime(time). + '</font></p>'; + $outcome = 'ok'; + } + return ($outcome,$output); +} + +sub update_metadata_table { + my ($uri) = @_; + my ($type,$udom,$uname,$file_name,$group) = + &Apache::lonnet::parse_portfolio_url($uri); + $file_name =~ s/\.meta$//; + my $current_permissions = + &Apache::lonnet::get_portfile_permissions($udom,$uname); + my %access_controls = + &Apache::lonnet::get_access_controls($current_permissions,$group, + $file_name); + my $access_hash = $access_controls{$file_name}; + my $available = 0; + if (ref($access_hash) eq 'HASH') { + foreach my $key (keys(%{$access_hash})) { + my ($num,$scope,$end,$start) = + ($key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/); + if ($scope eq 'public' || $scope eq 'guest') { + $available = 1; + last; + } + } + } + if ($available) { + my $result = + &Apache::lonnet::update_portfolio_table($uname,$udom, + $file_name,'portfolio_metadata',$group,'update'); } } + 1; __END__ + +=head1 NAME + +Apache::lonmeta - display meta data + +=head1 SYNOPSIS + +Handler to display meta data + +This is part of the LearningOnline Network with CAPA project +described at http://www.lon-capa.org. + +=head1 SUBROUTINES + +=over + +=item &get_dynamic_metadata_from_sql($url) : + +Queries sql database for dynamic metdata +Returns a hash of hashes, with keys of urls which match $url +Returned fields are given below. + +Examples: + + %DynamicMetadata = &Apache::lonmeta::get_dynmaic_metadata_from_sql + ('/res/msu/korte/'); + + $DynamicMetadata{'/res/msu/korte/example.problem'}->{$field} + +=item dynamicmeta() + +Fetch and evaluate dynamic metadata + +=item access_count() + +=item alttag() + +Try to make an alt tag if there is none + +=item authordisplay() + +Author display + +=item evalgraph() + +Pretty display + +=item diffgraph() + +=item fieldnames() + +=item portfolio_linked_path() + +=item get_port_path_and_group() + +=item portfolio_display_uri() + +=item pre_select_course() + +=item select_course() + +=item prettyprint() + +Pretty printing of metadata field + +=item direct() + +Pretty input of metadata field + +=item selectbox() + +=item relatedfield() + +=item prettyinput() + +=item report_bombs() + +=item present_uneditable_metadata() + +=item present_editable_metadata() + +=item store_metadata() + +=item store_transferred_addedfields() + +=item store_portfolio_metadata() + +=item update_metadata_table() + +=back + +=cut