--- loncom/interface/lonmeta.pm 2001/12/19 17:17:46 1.8
+++ loncom/interface/lonmeta.pm 2003/12/30 22:19:18 1.51
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Metadata display handler
#
-# $Id: lonmeta.pm,v 1.8 2001/12/19 17:17:46 albertel Exp $
+# $Id: lonmeta.pm,v 1.51 2003/12/30 22:19:18 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -24,108 +24,630 @@
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
-#
-# (TeX Content Handler
-#
-# 05/29/00,05/30,10/11 Gerd Kortemeyer)
-#
-# 10/19,10/21,10/23,11/27,08/09/01 Gerd Kortemeyer
+
package Apache::lonmeta;
use strict;
use Apache::Constants qw(:common);
use Apache::lonnet();
+use Apache::loncommon();
+use Apache::lonhtmlcommon();
+use Apache::lonmsg;
+use Apache::lonpublisher;
+use Apache::lonlocal;
+use Apache::lonmysql;
+use Apache::lonmsg;
+
+# MySQL table columns
+
+my @columns;
+
+# ----------------------------------------- Fetch and evaluate dynamic metadata
+
+sub dynamicmeta {
+ my $url=&Apache::lonnet::declutter(shift);
+ $url=~s/\.meta$//;
+ my ($adomain,$aauthor)=($url=~/^(\w+)\/(\w+)\//);
+ my $regexp=$url;
+ $regexp=~s/(\W)/\\$1/g;
+ $regexp='___'.$regexp.'___';
+ my %evaldata=&Apache::lonnet::dump('nohist_resevaldata',$adomain,
+ $aauthor,$regexp);
+ my %sum=();
+ my %cnt=();
+ my %concat=();
+ my %listitems=(
+ 'course' => 'add',
+ 'goto' => 'add',
+ 'comefrom' => 'add',
+ 'avetries' => 'avg',
+ 'stdno' => 'add',
+ 'difficulty' => 'avg',
+ 'clear' => 'avg',
+ 'technical' => 'avg',
+ 'helpful' => 'avg',
+ 'correct' => 'avg',
+ 'depth' => 'avg',
+ 'comments' => 'app',
+ 'usage' => 'cnt'
+ );
+ while ($_=each(%evaldata)) {
+ my ($item,$purl,$cat)=split(/___/,$_);
+ ### Apache->request->print("\n".$_.' - '.$item.'<br />');
+ if (defined($cnt{$cat})) { $cnt{$cat}++; } else { $cnt{$cat}=1; }
+ unless ($listitems{$cat} eq 'app') {
+ if (defined($sum{$cat})) {
+ $sum{$cat}+=$evaldata{$_};
+ $concat{$cat}.=','.$item;
+ } else {
+ $sum{$cat}=$evaldata{$_};
+ $concat{$cat}=$item;
+ }
+ } else {
+ if (defined($sum{$cat})) {
+ if ($evaldata{$_}) {
+ $sum{$cat}.='<hr />'.$evaldata{$_};
+ }
+ } else {
+ $sum{$cat}=''.$evaldata{$_};
+ }
+ }
+ }
+ my %returnhash=();
+ while ($_=each(%cnt)) {
+ if ($listitems{$_} eq 'avg') {
+ $returnhash{$_}=int(($sum{$_}/$cnt{$_})*100.0+0.5)/100.0;
+ } elsif ($listitems{$_} eq 'cnt') {
+ $returnhash{$_}=$cnt{$_};
+ } else {
+ $returnhash{$_}=$sum{$_};
+ }
+ $returnhash{$_.'_list'}=$concat{$_};
+ ### Apache->request->print("\n<hr />".$_.': '.$returnhash{$_}.'<br />'.$returnhash{$_.'_list'});
+ }
+ #
+ # Deal with 'count' separately
+ $returnhash{'count'} = &access_count($url,$aauthor,$adomain);
+ # since "usage" is reserved word in MySQL ...
+ $returnhash{'sequsage'}=$returnhash{'usage'};
+ $returnhash{'sequsage_list'}=$returnhash{'usage_list'};
+
+ return %returnhash;
+}
+
+sub access_count {
+ my ($src,$author,$adomain) = @_;
+ my %countdata=&Apache::lonnet::dump('nohist_accesscount',$adomain,
+ $author,$src);
+ if (! exists($countdata{$src})) {
+ return &mt('Not Available');
+ } else {
+ return $countdata{$src};
+ }
+}
+
+# ------------------------------------- Try to make an alt tag if there is none
+
+sub alttag {
+ my ($base,$src)=@_;
+ my $fullpath=&Apache::lonnet::hreflocation($base,$src);
+ my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '.
+ &Apache::lonnet::metadata($fullpath,'subject').' '.
+ &Apache::lonnet::metadata($fullpath,'abstract');
+ $alttag=~s/\s+/ /gs;
+ $alttag=~s/\"//gs;
+ $alttag=~s/\'//gs;
+ $alttag=~s/\s+$//gs;
+ $alttag=~s/^\s+//gs;
+ if ($alttag) { return $alttag; } else
+ { return &mt('No information available'); }
+}
+
+# -------------------------------------------------------------- Author display
+
+sub authordisplay {
+ my ($aname,$adom)=@_;
+ return &Apache::loncommon::aboutmewrapper(
+ &Apache::loncommon::plainname($aname,$adom),
+ $aname,$adom,'preview').' <tt>['.$aname.'@'.$adom.']</tt>';
+}
+# -------------------------------------------------------------- Pretty display
+
+sub evalgraph {
+ my $value=shift;
+ unless ($value) { return ''; }
+ 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>';
+ } else {
+ $output.='<td width='.($val).' bgcolor="#555555"> </td>'.
+ '<td width='.(20-$val).' bgcolor="#FF3333"> </td>';
+ }
+ $output.='<td bgcolor="#FFFF33"> </td>';
+ if ($val>20) {
+ $output.='<td width='.($val-20).' bgcolor="#33FF33"> </td>'.
+ '<td width='.(40-$val).' bgcolor="#555555"> </td>';
+ } else {
+ $output.='<td width=20 bgcolor="#555555">  </td>';
+ }
+ $output.='<td> ('.$value.') </td></tr></table>';
+ return $output;
+}
+
+sub diffgraph {
+ my $value=shift;
+ unless ($value) { return ''; }
+ my $val=int(40.0*$value+0.5);
+ my @colors=('#FF9933','#EEAA33','#DDBB33','#CCCC33',
+ '#BBDD33','#CCCC33','#DDBB33','#EEAA33');
+ my $output='<table border=0 cellpadding=0 cellspacing=0><tr>';
+ for (my $i=0;$i<8;$i++) {
+ if ($val>$i*5) {
+ $output.='<td width=5 bgcolor="'.$colors[$i].'"> </td>';
+ } else {
+ $output.='<td width=5 bgcolor="#555555"> </td>';
+ }
+ }
+ $output.='<td> ('.$value.') </td></tr></table>';
+ return $output;
+}
+
+# ==================================================== Turn MySQL row into hash
+
+sub metadata_col_to_hash {
+ my @cols=@_;
+ my %hash=();
+ for (my $i=0; $i<=$#columns; $i++) {
+ $hash{$columns[$i]}=$cols[$i];
+ }
+ return %hash;
+}
+
+# ============================================================= The field names
+
+sub fieldnames {
+ return &Apache::lonlocal::texthash(
+ 'title' => 'Title',
+ 'author' =>'Author(s)',
+ 'subject' => 'Subject',
+ 'keywords' => 'Keyword(s)',
+ 'notes' => 'Notes',
+ 'abstract' => 'Abstract',
+ 'lowestgradelevel' => 'Lowest Grade Level',
+ 'highestgradelevel' => 'Highest Grade Level',
+ 'standards' => 'Standards',
+ 'mime' => 'MIME Type',
+ 'language' => 'Language',
+ 'creationdate' => 'Creation Date',
+ 'lastrevisiondate' => 'Last Revision Date',
+ 'owner' => 'Publisher/Owner',
+ 'copyright' => 'Copyright/Distribution',
+ 'customdistributionfile' => 'Custom Distribution File',
+ 'obsolete' => 'Obsolete',
+ 'obsoletereplacement' => 'Suggested Replacement for Obsolete File',
+ 'count' => 'Network-wide number of accesses (hits)',
+ 'course' => 'Network-wide number of courses using resource',
+ 'course_list' => 'Network-wide courses using resource',
+ 'sequsage' => 'Number of resources using or importing resource',
+ 'sequsage_list' => 'Resources using or importing resource',
+ 'goto' => 'Number of resources that follow this resource in maps',
+ 'goto_list' => 'Resources that follow this resource in maps',
+ 'comefrom' => 'Number of resources that lead up to this resource in maps',
+ 'comefrom_list' => 'Resources that lead up to this resource in maps',
+ 'clear' => 'Material presented in clear way',
+ 'depth' => 'Material covered with sufficient depth',
+ 'helpful' => 'Material is helpful',
+ 'correct' => 'Material appears to be correct',
+ 'technical' => 'Resource is technically correct',
+ 'avetries' => 'Average number of tries till solved',
+ 'stdno' => 'Total number of students who have worked on this problem',
+ 'difficulty' => 'Degree of difficulty'
+ );
+}
+
+# =========================================== Pretty printing of metadata field
+
+sub prettyprint {
+ my ($type,$value)=@_;
+ unless (defined($value)) { return ' '; }
+# Title
+ if ($type eq 'title') {
+ return '<font size="+1" face="arial">'.$value.'</font>';
+ }
+# Dates
+ if (($type eq 'creationdate') ||
+ ($type eq 'lastrevisiondate')) {
+ return &Apache::lonlocal::locallocaltime(
+ &Apache::lonmysql::unsqltime($value));
+ }
+# Language
+ if ($type eq 'language') {
+ return &Apache::loncommon::languagedescription($value);
+ }
+# Copyright
+ if ($type eq 'copyright') {
+ return &Apache::loncommon::copyrightdescription($value);
+ }
+# MIME
+ if ($type eq 'mime') {
+ return '<img src="'.&Apache::loncommon::icon($value).'" /> '.
+ &Apache::loncommon::filedescription($value);
+ }
+# Person
+ if (($type eq 'author') ||
+ ($type eq 'owner') ||
+ ($type eq 'modifyinguser') ||
+ ($type eq 'authorspace')) {
+ $value=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
+ return $value;
+ }
+# Gradelevel
+ if (($type eq 'lowestgradelevel') ||
+ ($type eq 'highestgradelevel')) {
+ return &Apache::loncommon::gradeleveldescription($value);
+ }
+# Only for advance users below
+ unless ($ENV{'user.adv'}) { return '<i>- '.&mt('not displayed').' -</i>' };
+# File
+ if (($type eq 'customdistributionfile') ||
+ ($type eq 'obsoletereplacement') ||
+ ($type eq 'goto_list') ||
+ ($type eq 'comefrom_list') ||
+ ($type eq 'sequsage_list')) {
+ return join('<br />',map {
+ &Apache::lonnet::gettitle($_).' ['.
+ &Apache::lonhtmlcommon::crumbs(&Apache::lonnet::clutter($_),'preview').']';
+ } split(/\s*\,\s*/,$value));
+ }
+# Evaluations
+ if (($type eq 'clear') ||
+ ($type eq 'depth') ||
+ ($type eq 'helpful') ||
+ ($type eq 'correct') ||
+ ($type eq 'technical')) {
+ return &evalgraph($value);
+ }
+# Difficulty
+ if ($type eq 'difficulty') {
+ return &diffgraph($value);
+ }
+# List of courses
+ if ($type=~/\_list/) {
+ return join('<br />',map {
+ my %courseinfo=&Apache::lonnet::coursedescription($_);
+ '<a href="/public/'.
+ $courseinfo{'domain'}.'/'.$courseinfo{'num'}.'/syllabus" target="preview">'.
+ $courseinfo{'description'}.'</a>';
+ } split(/\s*\,\s*/,$value));
+ }
+# No pretty print found
+ return $value;
+}
+# ============================================== Pretty input of metadata field
+
+sub selectbox {
+ my ($name,$value,$functionref,@idlist)=@_;
+ my $selout='<select name="'.$name.'">';
+ foreach (@idlist) {
+ $selout.='<option value=\''.$_.'\'';
+ if ($_ eq $value) {
+ $selout.=' selected>'.&{$functionref}($_).'</option>';
+ }
+ else {$selout.='>'.&{$functionref}($_).'</option>';}
+ }
+ return $selout.'</select>';
+}
+
+
+sub prettyinput {
+ my ($type,$value,$fieldname,$formname)=@_;
+# Language
+ if ($type eq 'language') {
+ return &selectbox($fieldname,
+ $value,
+ \&Apache::loncommon::languagedescription,
+ (&Apache::loncommon::languageids));
+ }
+# Copyright
+ if ($type eq 'copyright') {
+ return &selectbox($fieldname,
+ $value,
+ \&Apache::loncommon::copyrightdescription,
+ (&Apache::loncommon::copyrightids));
+ }
+# Gradelevels
+ if (($type eq 'lowestgradelevel') ||
+ ($type eq 'highestgradelevel')) {
+ return &Apache::loncommon::select_level_form($value,$fieldname);
+ }
+# Obsolete
+ if ($type eq 'obsolete') {
+ return '<input type="checkbox" name="'.$fieldname.'"'.
+ ($value?' checked="1"':'').' />';
+ }
+# Obsolete replacement file
+ if ($type eq 'obsoletereplacement') {
+ return '<input type="text" name="'.$fieldname.
+ '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
+ "('".$formname."','".$fieldname."'".
+ ",'')\">".&mt('Select').'</a>';
+ }
+# Customdistribution file
+ if ($type eq 'customdistributionfile') {
+ return '<input type="text" name="'.$fieldname.
+ '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
+ "('".$formname."','".$fieldname."'".
+ ",'rights')\">".&mt('Select').'</a>';
+ }
+# Dates
+ if (($type eq 'creationdate') ||
+ ($type eq 'lastrevisiondate')) {
+ return &Apache::lonhtmlcommon::date_setter($formname,
+ $fieldname,$value);
+ }
+# No pretty input found
+ $value=~s/^\s+//gs;
+ $value=~s/\s+$//gs;
+ $value=~s/\s+/ /gs;
+ $value=~s/\"/\&quod\;/gs;
+ return '<input type="text" name="'.$fieldname.'" size="80" value="'.$value.'" />';
+}
# ================================================================ Main Handler
sub handler {
my $r=shift;
+
+ my $loaderror=&Apache::lonnet::overloaderror($r);
+ if ($loaderror) { return $loaderror; }
+
+
+ my $uri=$r->uri;
+
+ unless ($uri=~/^\/\~/) {
+# =========================================== This is not in construction space
+ my ($resdomain,$resuser)=
+ (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
+
+ $loaderror=
+ &Apache::lonnet::overloaderror($r,
+ &Apache::lonnet::homeserver($resuser,$resdomain));
+ if ($loaderror) { return $loaderror; }
+
my %content=();
# ----------------------------------------------------------- Set document type
- $r->content_type('text/html');
+ &Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
return OK if $r->header_only;
# ------------------------------------------------------------------- Read file
-
- my $uri=$r->uri;
- map {
+ foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
$content{$_}=&Apache::lonnet::metadata($uri,$_);
- } split(/\,/,&Apache::lonnet::metadata($uri,'keys'));
-
-# ------------------------------------------------------------------ Hide stuff
-
- unless ($ENV{'user.adv'}) {
- map {
- $content{$_}='<i>- not displayed -</i>';
- } ('keywords','notes','abstract','subject');
}
-
# --------------------------------------------------------------- Render Output
+# displayed url
+ my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
+ $uri=~s/\.meta$//;
+ my $disuri=&Apache::lonnet::clutter($uri);
+ $disuri=&Apache::lonhtmlcommon::crumbs($disuri);
+# version
+ my $currentversion=&Apache::lonnet::getversion($disuri);
+ my $versiondisplay='';
+ if ($thisversion) {
+ $versiondisplay=&mt('Version').': '.$thisversion.
+ ' ('.&mt('most recent version').': '.
+ ($currentversion>0?$currentversion:&mt('information not available')).')';
+ } else {
+ $versiondisplay='Version: '.$currentversion;
+ }
+# obsolete
+ my $obsolete=$content{'obsolete'};
+ my $obsoletewarning='';
+ if (($obsolete) && ($ENV{'user.adv'})) {
+ $obsoletewarning='<p><font color="red">'.
+ &mt('This resource has been marked obsolete by the author(s)').'</font></p>';
+ }
+
+ my %lt=&fieldnames();
+ my $table='';
+ my $bodytag=&Apache::loncommon::bodytag
+ ('Catalog Information','','','',$resdomain);
+ foreach ('title',
+ 'author',
+ 'subject',
+ 'keywords',
+ 'notes',
+ 'abstract',
+ 'mime',
+ 'language',
+ 'creationdate',
+ 'lastrevisiondate',
+ 'owner',
+ 'copyright',
+ 'customdistributionfile',
+ 'obsolete',
+ 'obsoletereplacement') {
+ $table.='<tr><td bgcolor="#AAAAAA">'.$lt{$_}.
+ '</td><td bgcolor="#CCCCCC">'.
+ &prettyprint($_,$content{$_}).'</td></tr>';
+ delete $content{$_};
+ }
-my $creationdate=localtime($content{'creationdate'});
-my $lastrevisiondate=localtime($content{'lastrevisiondate'});
-
$r->print(<<ENDHEAD);
<html><head><title>Catalog Information</title></head>
-<body bgcolor="#FFFFFF">
-<h1>Catalog Information</h1>
+$bodytag
<h2>$content{'title'}</h2>
-<h3>Author(s): $content{'author'}</h3>
-<b>Subject:</b> $content{'subject'}<br>
-<b>Keyword(s):</b> $content{'keywords'}<br>
-<b>Notes:</b> $content{'notes'}<br>
-<b>Abstract:</b>
-<blockquote>$content{'abstract'}</blockquote>
-<hr>
-<b>MIME Type:</b> $content{'mime'}<br>
-<b>Language:</b> $content{'language'}<br>
-<b>Creation Date:</b> $creationdate<br>
-<b>Last Revision Date:</b> $lastrevisiondate<br>
-<b>Publisher/Owner:</b> $content{'owner'}<br>
-<b>Copyright/Distribution:</b> $content{'copyright'}
-<hr>
+<h3><tt>$disuri</tt></h3>
+$obsoletewarning
+$versiondisplay<br />
+<table cellspacing=2 border=0>
+$table
+</table>
ENDHEAD
- delete($content{'title'});
- delete($content{'author'});
- delete($content{'subject'});
- delete($content{'keywords'});
- delete($content{'notes'});
- delete($content{'abstract'});
- delete($content{'mime'});
- delete($content{'language'});
- delete($content{'creationdate'});
- delete($content{'lastrevisiondate'});
- delete($content{'owner'});
- delete($content{'copyright'});
if ($ENV{'user.adv'}) {
- map {
- my $name=$_;
- my $display=&Apache::lonnet::metadata($uri,$name.'.display');
- unless ($display) { $display=$name; };
- my $otherinfo='';
- map {
- if (defined(&Apache::lonnet::metadata($uri,$name.'.'.$_))) {
- $otherinfo.=' '.$_.'='.
- &Apache::lonnet::metadata($uri,$name.'.'.$_).'; ';
- }
- } ('name','part','type','default');
- $r->print('<b>'.$display.':</b> '.$content{$name});
- if ($otherinfo) {
- $r->print(' ('.$otherinfo.')');
+# ------------------------------------------------------------ Dynamic Metadata
+ $r->print(
+ '<h3>'.&mt('Dynamic Metadata').' ('.
+ &mt('updated periodically').')</h3>'.&mt('Processing').
+ ' ...<br />');
+ $r->rflush();
+ my %items=&fieldnames();
+ my %dynmeta=&dynamicmeta($uri);
+# General Access and Usage Statistics
+ $r->print('<h4>'.&mt('Access and Usage Statistics').'</h4><table cellspacing=2 border=0>');
+ 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");
+ }
+ $r->print('</table>');
+ if ($uri=~/\.(problem|exam|quiz|assess|survey|form)\.meta$/) {
+# This is an assessment, print assessment data
+ $r->print(
+ '<h4>'.&mt('Assessment Statistical Data').'</h4><table cellspacing=2 border=0>');
+ foreach ('stdno','avetries','difficulty') {
+ $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td><td bgcolor="#CCCCCC">'.
+ &prettyprint($dynmeta{$_})."</td></tr>\n");
+ }
+ $r->print('</table>');
+ }
+ $r->print('<h4>'.&mt('Evaluation Data').'</h4><table cellspacing=2 border=0>');
+ foreach ('clear','depth','helpful','correct','technical') {
+ $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td><td bgcolor="#CCCCCC">'.
+ &prettyprint($dynmeta{$_})."</td></tr>\n");
+ }
+ $r->print('</table>');
+ $uri=~/^\/res\/(\w+)\/(\w+)\//;
+ if ((($ENV{'user.domain'} eq $1) && ($ENV{'user.name'} eq $2))
+ || ($ENV{'user.role.ca./'.$1.'/'.$2})) {
+ $r->print('<h4>'.&mt('Evaluation Comments').' ('.
+ &mt('visible to author and co-authors only').')</h4>'.
+ '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
+ $r->print('<a name="bombs" /><h4>'.&mt('Error Messages').' ('.
+ &mt('visible to author and co-authors only').')</h4>'.
+ &Apache::lonmsg::retrieve_author_res_msg($uri));
+ }
+# ------------------------------------------------------------- All other stuff
+ $r->print(
+ '<h3>'.&mt('Additional Metadata (non-standard, parameters, exports)').'</h3>');
+ foreach (sort keys %content) {
+ my $name=$_;
+ unless ($name=~/\.display$/) {
+ my $display=&Apache::lonnet::metadata($uri,$name.'.display');
+ unless ($display) { $display=$name; };
+ my $otherinfo='';
+ foreach ('name','part','type','default') {
+ if (defined(&Apache::lonnet::metadata($uri,$name.'.'.$_))) {
+ $otherinfo.=' '.$_.'='.
+ &Apache::lonnet::metadata($uri,$name.'.'.$_).'; ';
+ }
+ }
+ $r->print('<b>'.$display.':</b> '.$content{$name});
+ if ($otherinfo) {
+ $r->print(' ('.$otherinfo.')');
+ }
+ $r->print("<br />\n");
+ }
}
- $r->print("<br>\n");
- } sort keys %content;
}
- $r->print('</body></html>');
- return OK;
+# ===================================================== End Resource Space Call
+ } else {
+# ===================================================== Construction Space Call
+
+# ----------------------------------------------------------- Set document type
+
+ &Apache::loncommon::content_type($r,'text/html');
+ $r->send_http_header;
+
+ return OK if $r->header_only;
+# ---------------------------------------------------------------------- Header
+ my $bodytag=&Apache::loncommon::bodytag('Edit Catalog Information');
+ my $disuri=$uri;
+ my $fn=&Apache::lonnet::filelocation('',$uri);
+ $disuri=~s/^\/\~\w+//;
+ $disuri=~s/\.meta$//;
+ my $displayfile='Catalog Information for '.$disuri;
+ if ($disuri=~/\/default$/) {
+ my $dir=$disuri;
+ $dir=~s/default$//;
+ $displayfile=&mt('Default Cataloging Information for Directory').' '.
+ $dir;
+ }
+ %Apache::lonpublisher::metadatafields=();
+ %Apache::lonpublisher::metadatakeys=();
+ &Apache::lonpublisher::metaeval(&Apache::lonnet::getfile($fn));
+ $r->print(<<ENDEDIT);
+<html><head><title>Edit Catalog Information</title></head>
+$bodytag
+<h1>$displayfile</h1>
+<form method="post" name="defaultmeta">
+ENDEDIT
+ $r->print('<script language="JavaScript">'.
+ &Apache::loncommon::browser_and_searcher_javascript.
+ '</script>');
+ my %lt=&fieldnames();
+ foreach ('author','title','subject','keywords','abstract','notes',
+ 'copyright','customdistributionfile','language','standards',
+ 'lowestgradelevel','highestgradelevel',
+ 'obsolete','obsoletereplacement') {
+ $Apache::lonpublisher::metadatafields{$_}=$ENV{'form.new_'.$_};
+ unless ($Apache::lonpublisher::metadatafields{'copyright'}) {
+ $Apache::lonpublisher::metadatafields{'copyright'}='default';
+ }
+ $r->print('<p>'.$lt{$_}.': '.&prettyinput($_,
+ $Apache::lonpublisher::metadatafields{$_},
+ 'new_'.$_,'defaultmeta').'</p>');
+ }
+ if ($ENV{'form.store'}) {
+ my $mfh;
+ unless ($mfh=Apache::File->new('>'.$fn)) {
+ $r->print(
+ '<p><font color=red>'.&mt('Could not write metadata').', '.
+ &mt('FAIL').'</font>');
+ } else {
+ foreach (sort keys %Apache::lonpublisher::metadatafields) {
+ unless ($_=~/\./) {
+ my $unikey=$_;
+ $unikey=~/^([A-Za-z]+)/;
+ my $tag=$1;
+ $tag=~tr/A-Z/a-z/;
+ print $mfh "\n\<$tag";
+ foreach
+ (split(/\,/,$Apache::lonpublisher::metadatakeys{$unikey})) {
+ my $value=
+ $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
+ $value=~s/\"/\'\'/g;
+ print $mfh ' '.$_.'="'.$value.'"';
+ }
+ print $mfh '>'.
+ &HTML::Entities::encode($Apache::lonpublisher::metadatafields{$unikey})
+ .'</'.$tag.'>';
+ }
+ }
+ $r->print('<p>'.&mt('Wrote Metadata'));
+ }
+ }
+ $r->print(
+ '<br /><input type="submit" name="store" value="'.
+&mt('Store Catalog Information').'"></form></body></html>');
+ return OK;
+ }
}
+# ================================================================= BEGIN Block
+BEGIN {
+# Get columns of MySQL metadata table
+ @columns=&Apache::lonmysql::col_order('metadata');
+}
1;
__END__