--- loncom/interface/lonmeta.pm	2004/06/17 15:05:59	1.81
+++ loncom/interface/lonmeta.pm	2005/10/25 18:46:03	1.117
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Metadata display handler
 #
-# $Id: lonmeta.pm,v 1.81 2004/06/17 15:05:59 www Exp $
+# $Id: lonmeta.pm,v 1.117 2005/10/25 18:46:03 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -17,7 +17,7 @@
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
-# You should have received a copy of the GNU General Public License
+# You should have received a copy of the GNU General Public License 
 # along with LON-CAPA; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 #
@@ -31,9 +31,9 @@ package Apache::lonmeta;
 use strict;
 use LONCAPA::lonmetadata();
 use Apache::Constants qw(:common);
-use Apache::lonnet();
+use Apache::lonnet;
 use Apache::loncommon();
-use Apache::lonhtmlcommon();
+use Apache::lonhtmlcommon(); 
 use Apache::lonmsg;
 use Apache::lonpublisher;
 use Apache::lonlocal;
@@ -71,11 +71,12 @@ sub get_dynamic_metadata_from_sql {
     if (! defined($authordom) || ! defined($author)) {
         return ();
     }
-    my @Fields = ('url',
+    my @Fields = ('url','count','course',
                   'goto','goto_list',
                   'comefrom','comefrom_list',
                   'sequsage','sequsage_list',
                   'stdno','stdno_list',
+		  'dependencies',
                   'avetries','avetries_list',
                   'difficulty','difficulty_list',
                   'disc','disc_list',
@@ -235,9 +236,9 @@ sub diffgraph {
 
 # The field names
 sub fieldnames {
-    return &Apache::lonlocal::texthash
-        (
-         'title' => 'Title',
+    my $file_type=shift;
+    my %fields = 
+        ('title' => 'Title',
          'author' =>'Author(s)',
          'authorspace' => 'Author Space',
          'modifyinguser' => 'Last Modifying User',
@@ -246,7 +247,11 @@ sub fieldnames {
          'notes' => 'Notes',
          'abstract' => 'Abstract',
          'lowestgradelevel' => 'Lowest Grade Level',
-         'highestgradelevel' => 'Highest Grade Level',
+         'highestgradelevel' => 'Highest Grade Level');
+    if (! defined($file_type) || $file_type ne 'portfolio') {
+        %fields = 
+        (%fields,
+         'domain' => 'Domain',
          'standards' => 'Standards',
          'mime' => 'MIME Type',
          'language' => 'Language',
@@ -255,7 +260,7 @@ sub fieldnames {
          'owner' => 'Publisher/Owner',
          'copyright' => 'Copyright/Distribution',
          'customdistributionfile' => 'Custom Distribution File',
-         'sourceavail' => 'Source Availible',
+         'sourceavail' => 'Source Available',
          'sourcerights' => 'Source Custom Distribution File',
          'obsolete' => 'Obsolete',
          'obsoletereplacement' => 'Suggested Replacement for Obsolete File',
@@ -277,13 +282,53 @@ sub fieldnames {
          'stdno'      => 'Total number of students who have worked on this problem',
          'difficulty' => 'Degree of difficulty',
          'disc'       => 'Degree of discrimination',
+	 'dependencies' => 'Resources used by this resource',
          );
+    }
+    return &Apache::lonlocal::texthash(%fields);
 }
 
+sub select_course {
+    my ($r)=@_;
+    my %courses;
+    foreach my $key (keys (%env)) { 
+        if ($key =~ m/\.metadata\./) {
+            $key =~ m/^course\.(.+)(\.metadata.+$)/;
+            my $course = $1;
+            my $coursekey = 'course.'.$course.'.description';
+            my $value = $env{$coursekey};
+            $courses{$coursekey} = $value;
+        }
+    }
+    $r->print('<h3>Course Related Meta-Data</h3><br />');
+    $r->print('<form action="" method="post">');
+    $r->print('Select your test course<br />');
+    $r->print('<select name="metacourse" >');
+    my $meta_not_found = 1;
+    foreach my $key (keys (%courses)) {    
+        if ($meta_not_found) {
+            undef($meta_not_found);
+            $r->print('<h3>Portfolio Meta-Data</h3><br />');
+            $r->print('<form action="" method="post">');
+            $r->print('Select your course<br />');
+            $r->print('<select name="metacourse" >');
+        }
+        $r->print('<option value="'.$key.'">');
+        $r->print($courses{$key});
+        $r->print('</option>');
+    }
+    unless ($meta_not_found) {
+        $r->print('</select><br />');
+        $r->print('<input type="submit" value="Assign Portfolio Metadata" />');
+        $r->print('</form>');
+    }
+    return 'ok';
+}
 # Pretty printing of metadata field
 
 sub prettyprint {
-    my ($type,$value)=@_;
+    my ($type,$value,$target,$prefix,$form,$noformat)=@_;
+# $target,$prefix,$form are optional and for filecrumbs only
     if (! defined($value)) { 
         return '&nbsp;'; 
     }
@@ -329,7 +374,7 @@ sub prettyprint {
 	return &Apache::loncommon::gradeleveldescription($value);
     }
     # Only for advance users below
-    if (! $ENV{'user.adv'}) { 
+    if (! $env{'user.adv'}) { 
         return '<i>- '.&mt('not displayed').' -</i>';
     }
     # File
@@ -337,8 +382,9 @@ sub prettyprint {
 	($type eq 'obsoletereplacement') ||
 	($type eq 'goto_list') ||
 	($type eq 'comefrom_list') ||
-	($type eq 'sequsage_list')) {
-	return join('<br />',map {
+	($type eq 'sequsage_list') ||
+	($type eq 'dependencies')) {
+	return '<ul><font size="-1">'.join("\n",map {
             my $url = &Apache::lonnet::clutter($_);
             my $title = &Apache::lonnet::gettitle($url);
             if ($title eq '') {
@@ -355,11 +401,10 @@ sub prettyprint {
                     $title .= ' Syllabus';
                 } 
             }
-            $_ = '<b>'.$title.'</b> '.
-                '<a href="'.$url.'" target="preview">'.
-                '<font size="-1">'.$url.'</font>'.
-                '</a>'
-        } split(/\s*\,\s*/,$value));
+            $_ = '<li>'.$title.' '.
+		&Apache::lonhtmlcommon::crumbs($url,$target,$prefix,$form,'-1',$noformat).
+                '</li>'
+	    } split(/\s*\,\s*/,$value)).'</ul></font>';
     }
     # Evaluations
     if (($type eq 'clear') ||
@@ -431,10 +476,39 @@ sub relatedfield {
 
 sub prettyinput {
     my ($type,$value,$fieldname,$formname,
-	$relatedsearchflag,$relatedsep,$relatedvalue,$size)=@_;
+	$relatedsearchflag,$relatedsep,$relatedvalue,$size,$course_key)=@_;
     if (! defined($size)) {
         $size = 80;
     }
+    if (defined($course_key)) {
+        my $stu_add;
+        my $only_one;
+        if ($env{$course_key.'.metadata.'.$_.'.options'} =~ m/stuadd/) {
+            $stu_add = 'true';
+        }
+        if ($env{$course_key.'.metadata.'.$_.'.options'} =~ m/onlyone/) {
+            $only_one = 'true';
+        }
+        if ($type eq 'author') {
+        }
+        if ($type eq 'authorspace') {
+        }
+        if ($type eq 'modifyinguser') {
+        }
+        if ($type eq 'subject') {
+        }
+        if ($type eq 'keywords') {
+        }
+        if ($type eq  'notes') {
+        }
+        if ($type eq  'abstract') {
+        if (($type eq 'lowestgradelevel') ||
+	    ($type eq 'highestgradelevel')) {
+	    return &Apache::loncommon::select_level_form($value,$fieldname).
+            &relatedfield(0,$relatedsearchflag,$relatedsep); 
+        }
+        return(); 
+    }
     # Language
     if ($type eq 'language') {
 	return &selectbox($fieldname,
@@ -527,13 +601,21 @@ sub handler {
     #
     my ($resdomain,$resuser)=
         (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
-    $r->print('<html><head><title>'.
+    my $html=&Apache::lonxml::xmlbegin();
+    $r->print($html.'<head><title>'.
               'Catalog Information'.
               '</title></head>');
     if ($uri=~m:/adm/bombs/(.*)$:) {
         $r->print(&Apache::loncommon::bodytag('Error Messages'));
         # Looking for all bombs?
         &report_bombs($r,$uri);
+    } elsif ($uri=~/\/portfolio\//) {
+	($resdomain,$resuser)=
+	    (&Apache::lonnet::declutter($uri)=~m|^(\w+)/(\w+)/portfolio|);
+        $r->print(&Apache::loncommon::bodytag
+          ('Edit Portfolio File Information','','','',$resdomain));
+        &present_editable_metadata($r,$uri,'portfolio');
+        &select_course($r);
     } elsif ($uri=~/^\/\~/) { 
         # Construction space
         $r->print(&Apache::loncommon::bodytag
@@ -541,7 +623,7 @@ sub handler {
         &present_editable_metadata($r,$uri);
     } else {
         $r->print(&Apache::loncommon::bodytag
-                  ('Catalog Information','','','',$resdomain));
+		  ('Catalog Information','','','',$resdomain));
         &present_uneditable_metadata($r,$uri);
     }
     $r->print('</body></html>');
@@ -563,6 +645,15 @@ sub report_bombs {
     $r->print('<h1>'.&Apache::lonnet::clutter($uri).'</h1>');
     my ($domain,$author)=($uri=~/^(\w+)\/(\w+)\//);
     if (&Apache::loncacc::constructaccess('/~'.$author.'/',$domain)) {
+	if ($env{'form.clearbombs'}) {
+	    &Apache::lonmsg::clear_author_res_msg($uri);
+	}
+        my $clear=&mt('Clear all Messages in Subdirectory');
+	$r->print(<<ENDCLEAR);
+<form method="post">
+<input type="submit" name="clearbombs" value="$clear" />
+</form>
+ENDCLEAR
         my %brokenurls = 
             &Apache::lonmsg::all_url_author_res_msg($author,$domain);
         foreach (sort(keys(%brokenurls))) {
@@ -617,7 +708,7 @@ sub present_uneditable_metadata {
     # obsolete
     my $obsolete=$content{'obsolete'};
     my $obsoletewarning='';
-    if (($obsolete) && ($ENV{'user.adv'})) {
+    if (($obsolete) && ($env{'user.adv'})) {
         $obsoletewarning='<p><font color="red">'.
             &mt('This resource has been marked obsolete by the author(s)').
             '</font></p>';
@@ -662,11 +753,11 @@ $disuri<br />
 $obsoletewarning
 $versiondisplay
 </p>
-<table cellspacing=2 border=0>
+<table cellspacing="2" border="0">
 $table
 </table>
 ENDHEAD
-    if ($ENV{'user.adv'}) {
+    if ($env{'user.adv'}) {
         &print_dynamic_metadata($r,$uri,\%content);
     }
     return;
@@ -692,7 +783,7 @@ sub print_dynamic_metadata {
         exists($dynmeta{'goto'}) ||
         exists($dynmeta{'course'})) {
         $r->print('<h4>'.&mt('Access and Usage Statistics').'</h4>'.
-                  '<table cellspacing=2 border=0>');
+                  '<table cellspacing="2" border="0">');
         foreach ('count',
                  'sequsage','sequsage_list',
                  'comefrom','comefrom_list',
@@ -717,7 +808,7 @@ sub print_dynamic_metadata {
             $r->print('<h4>'.
                       &mt('Overall Assessment Statistical Data').
                       '</h4>'.
-                      '<table cellspacing=2 border=0>');
+                      '<table cellspacing="2" border="0">');
             $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{'stdno'}.'</td>'.
                       '<td bgcolor="#CCCCCC">'.
                       &prettyprint('stdno',$dynmeta{'stdno'}).
@@ -736,7 +827,7 @@ sub print_dynamic_metadata {
             $r->print('<h4>'.
                       &mt('Detailed Assessment Statistical Data').
                       '</h4>');
-            my $table = '<table cellspacing=2 border=0>'.
+            my $table = '<table cellspacing="2" border="0">'.
                 '<tr>'.
                 '<th>Course</th>'.
                 '<th>Section(s)</th>'.
@@ -796,7 +887,7 @@ sub print_dynamic_metadata {
         exists($dynmeta{'correct'}) || 
         exists($dynmeta{'technical'})){ 
         $r->print('<h4>'.&mt('Evaluation Data').'</h4>'.
-                  '<table cellspacing=2 border=0>');
+                  '<table cellspacing="2" border="0">');
         foreach ('clear','depth','helpful','correct','technical') {
             $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
                       '<td bgcolor="#CCCCCC">'.
@@ -807,8 +898,8 @@ sub print_dynamic_metadata {
         $r->print('<h4>'.&mt('No Evaluation Data is available for this resource.').'</h4>');
     }
     $uri=~/^\/res\/(\w+)\/(\w+)\//; 
-    if ((($ENV{'user.domain'} eq $1) && ($ENV{'user.name'} eq $2))
-        || ($ENV{'user.role.ca./'.$1.'/'.$2})) {
+    if ((($env{'user.domain'} eq $1) && ($env{'user.name'} eq $2))
+        || ($env{'user.role.ca./'.$1.'/'.$2})) {
         if (exists($dynmeta{'comments'})) {
             $r->print('<h4>'.&mt('Evaluation Comments').' ('.
                       &mt('visible to author and co-authors only').
@@ -859,6 +950,8 @@ sub print_dynamic_metadata {
     return;
 }
 
+
+
 #####################################################
 #####################################################
 ###                                               ###
@@ -867,32 +960,54 @@ sub print_dynamic_metadata {
 #####################################################
 #####################################################
 sub present_editable_metadata {
-    my ($r,$uri) = @_;
+    my ($r,$uri, $file_type) = @_;
     # Construction Space Call
     # Header
     my $disuri=$uri;
     my $fn=&Apache::lonnet::filelocation('',$uri);
     $disuri=~s/^\/\~/\/priv\//;
     $disuri=~s/\.meta$//;
+    $disuri=~s|^/editupload||;
     my $target=$uri;
-    $target=~s/^\/\~/\/res\/$ENV{'request.role.domain'}\//;
+    $target=~s/^\/\~/\/res\/$env{'request.role.domain'}\//;
     $target=~s/\.meta$//;
     my $bombs=&Apache::lonmsg::retrieve_author_res_msg($target);
     if ($bombs) {
-        if ($ENV{'form.delmsg'}) {
+        my $showdel=1;
+        if ($env{'form.delmsg'}) {
             if (&Apache::lonmsg::del_url_author_res_msg($target) eq 'ok') {
                 $bombs=&mt('Messages deleted.');
+		$showdel=0;
             } else {
                 $bombs=&mt('Error deleting messages');
             }
         }
-        my $del=&mt('Delete Messages');
+        if ($env{'form.clearmsg'}) {
+	    my $cleardir=$target;
+	    $cleardir=~s/\/[^\/]+$/\//;
+            if (&Apache::lonmsg::clear_author_res_msg($cleardir) eq 'ok') {
+                $bombs=&mt('Messages cleared.');
+		$showdel=0;
+            } else {
+                $bombs=&mt('Error clearing messages');
+            }
+        }
+        my $del=&mt('Delete Messages for this Resource');
+	my $clear=&mt('Clear all Messages in Subdirectory');
+	my $goback=&mt('Back to Source File');
         $r->print(<<ENDBOMBS);
 <h1>$disuri</h1>
 <form method="post" name="defaultmeta">
-<input type="submit" name="delmsg" value="$del" />
-<br />$bombs
 ENDBOMBS
+        if ($showdel) {
+	    $r->print(<<ENDDEL);
+<input type="submit" name="delmsg" value="$del" />
+<input type="submit" name="clearmsg" value="$clear" />
+ENDDEL
+        } else {
+            $r->print('<a href="'.$disuri.'" />'.$goback.'</a>');
+	}
+	$r->print('<br />'.$bombs);
     } else {
         my $displayfile='Catalog Information for '.$disuri;
         if ($disuri=~/\/default$/) {
@@ -902,71 +1017,122 @@ ENDBOMBS
                 &mt('Default Cataloging Information for Directory').' '.
                 $dir;
         }
-        my $bodytag=
-            &Apache::loncommon::bodytag('Edit Catalog Information');
         %Apache::lonpublisher::metadatafields=();
         %Apache::lonpublisher::metadatakeys=();
-        &Apache::lonpublisher::metaeval(&Apache::lonnet::getfile($fn));
+        my $result=&Apache::lonnet::getfile($fn);
+        if ($result == -1){
+            $r->print('Creating new '.$disuri);
+        } else {
+            &Apache::lonpublisher::metaeval($result);
+        }
         $r->print(<<ENDEDIT);
-<html><head><title>Edit Catalog Information</title></head>
-$bodytag
 <h1>$displayfile</h1>
 <form method="post" name="defaultmeta">
 ENDEDIT
         $r->print('<script language="JavaScript">'.
-                  &Apache::loncommon::browser_and_searcher_javascript.
+                  &Apache::loncommon::browser_and_searcher_javascript().
                   '</script>');
-        my %lt=&fieldnames();
-        foreach ('author','title','subject','keywords','abstract','notes',
+        my %lt=&fieldnames($file_type);
+	my $output;
+	my @fields;
+	if ($file_type eq 'portfolio') {
+	    @fields =  ('author','title','subject','keywords','abstract','notes','lowestgradelevel',
+	                'highestgradelevel');
+	} else {
+	    @fields = ('author','title','subject','keywords','abstract','notes',
                  'copyright','customdistributionfile','language',
                  'standards',
                  'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
-                 'obsolete','obsoletereplacement') {
-            if (defined($ENV{'form.new_'.$_})) {
+                 'obsolete','obsoletereplacement');
+        }
+        foreach (@fields) {
+            if (defined($env{'form.new_'.$_})) {
                 $Apache::lonpublisher::metadatafields{$_}=
-                    $ENV{'form.new_'.$_};
+                    $env{'form.new_'.$_};
             }
             if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
                 $Apache::lonpublisher::metadatafields{'copyright'}=
                     'default';
             }
-            $r->print('<p>'.$lt{$_}.': '.
-                      &prettyinput
-                      ($_,$Apache::lonpublisher::metadatafields{$_},
-                       'new_'.$_,'defaultmeta').'</p>');
+            if ($env{'form.metacourse'}) {
+                # handle restrictions here
+                $env{'form.metacourse'} =~ m/(^.+)\.description$/;
+                my $key_base = $1;
+                if ($env{$key_base.'.metadata.'.$_.'.options'} =~ m/active/) {
+                    $output.=('<p>'.$lt{$_}.': '.
+                            &prettyinput($_,
+				   $Apache::lonpublisher::metadatafields{$_},
+				   'new_'.$_,'defaultmeta',undef,undef,undef,undef,$key_base).'</p>');
+                }
+            } else {
+                $output.=('<p>'.$lt{$_}.': '.
+                            &prettyinput($_,
+				   $Apache::lonpublisher::metadatafields{$_},
+				   'new_'.$_,'defaultmeta').'</p>');
+            }
         }
-        if ($ENV{'form.store'}) {
+        if ($env{'form.store'}) {
             my $mfh;
-            if (!  ($mfh=Apache::File->new('>'.$fn))) {
-                $r->print('<p><font color=red>'.
-                          &mt('Could not write metadata').', '.
-                          &mt('FAIL').'</font>');
+            my $formname='store'; 
+            my $file_content;
+            foreach my $meta_field (keys %env) {
+                if (&Apache::loncommon::get_env_multiple('form.keywords')) {
+                $Apache::lonpublisher::metadatafields{'coursekeyword'} = 
+                        join (', ', &Apache::loncommon::get_env_multiple('form.keywords'));
+                }
+            }
+            foreach (sort keys %Apache::lonpublisher::metadatafields) {
+                next if ($_ =~ /\./);
+                my $unikey=$_;
+                $unikey=~/^([A-Za-z]+)/;
+                my $tag=$1;
+                $tag=~tr/A-Z/a-z/;
+                $file_content.= "\n\<$tag";
+                foreach (split(/\,/,
+                             $Apache::lonpublisher::metadatakeys{$unikey})
+                         ) {
+                    my $value=
+                     $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
+                    $value=~s/\"/\'\'/g;
+                    $file_content.=' '.$_.'="'.$value.'"' ;
+                    # print $mfh ' '.$_.'="'.$value.'"';
+                }
+                $file_content.= '>'.
+                    &HTML::Entities::encode
+                    ($Apache::lonpublisher::metadatafields{$unikey},
+                     '<>&"').
+                     '</'.$tag.'>';
+            }
+            if ($fn =~ /\/portfolio\//) {
+                $fn =~ /\/portfolio\/(.*)$/;
+                my $new_fn = '/'.$1;
+                $env{'form.'.$formname}=$file_content;
+                $env{'form.'.$formname.'.filename'}=$new_fn;
+                &Apache::lonnet::userfileupload('uploaddoc','',
+	        	 'portfolio'.$env{'form.currentpath'});
+                if (&Apache::lonnet::userfileupload($formname,'','portfolio') eq 'error: no uploaded file') {
+                    $r->print('<p><font color="red">'.
+                      &mt('Could not write metadata').', '.
+                     &mt('FAIL').'</font></p>');
+                } else {
+                    $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
+		  ' '.&Apache::lonlocal::locallocaltime(time).
+		  '</font></p>');
+                }
             } else {
-                foreach (sort keys %Apache::lonpublisher::metadatafields) {
-                    next if ($_ =~ /\./);
-                    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.'>';
+                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>');
                 }
-                $r->print('<p>'.&mt('Wrote Metadata'));
             }
         }
-        $r->print('<br /><input type="submit" name="store" value="'.
+	$r->print($output.'<br /><input type="submit" name="store" value="'.
                   &mt('Store Catalog Information').'">');
     }
     $r->print('</form>');
@@ -975,3 +1141,5 @@ ENDEDIT
 
 1;
 __END__
+
+