--- loncom/interface/lonmeta.pm	2004/05/07 17:17:58	1.77
+++ loncom/interface/lonmeta.pm	2005/03/17 21:32:17	1.94
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Metadata display handler
 #
-# $Id: lonmeta.pm,v 1.77 2004/05/07 17:17:58 matthew Exp $
+# $Id: lonmeta.pm,v 1.94 2005/03/17 21:32:17 banghart Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -41,6 +41,87 @@ use Apache::lonmysql;
 use Apache::lonmsg;
 
 
+############################################################
+############################################################
+##
+## &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/(\w+)/(\w+)/:);
+    if (! defined($authordom)) {
+        $authordom = shift();
+    }
+    if  (! defined($author)) { 
+        $author = shift();
+    }
+    if (! defined($authordom) || ! defined($author)) {
+        return ();
+    }
+    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',
+                  'clear','technical','correct',
+                  'helpful','depth');
+    #
+    my $query = 'SELECT '.join(',',@Fields).
+        ' FROM metadata WHERE url LIKE "'.$url.'%"';
+    my $server = &Apache::lonnet::homeserver($author,$authordom);
+    my $reply = &Apache::lonnet::metadata_query($query,undef,undef,
+                                                ,[$server]);
+    return () if (! defined($reply) || ref($reply) ne 'HASH');
+    my $filename = $reply->{$server};
+    if (! defined($filename) || $filename =~ /^error/) {
+        return ();
+    }
+    my $max_time = time + 10; # wait 10 seconds for results at most
+    my %ReturnHash;
+    #
+    # Look for results
+    my $finished = 0;
+    while (! $finished && time < $max_time) {
+        my $datafile=$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename;
+        if (! -e "$datafile.end") { next; }
+        my $fh;
+        if (!($fh=Apache::File->new($datafile))) { next; }
+        while (my $result = <$fh>) {
+            chomp($result);
+            next if (! $result);
+            my @Data = 
+                map { 
+                    &Apache::lonnet::unescape($_); 
+                } split(',',$result);
+            my $url = $Data[0];
+            for (my $i=0;$i<=$#Fields;$i++) {
+                $ReturnHash{$url}->{$Fields[$i]}=$Data[$i];
+            }
+        }
+        $finished = 1;
+    }
+    #
+    return %ReturnHash;
+}
+
+
 # Fetch and evaluate dynamic metadata
 sub dynamicmeta {
     my $url=&Apache::lonnet::declutter(shift);
@@ -155,9 +236,9 @@ sub diffgraph {
 
 # The field names
 sub fieldnames {
-    return &Apache::lonlocal::texthash
-        (
-         'title' => 'Title',
+    my $file_type=shift;
+    my %fields = 
+        ('title' => 'Title',
          'author' =>'Author(s)',
          'authorspace' => 'Author Space',
          'modifyinguser' => 'Last Modifying User',
@@ -166,7 +247,11 @@ sub fieldnames {
          'notes' => 'Notes',
          'abstract' => 'Abstract',
          'lowestgradelevel' => 'Lowest Grade Level',
-         'highestgradelevel' => 'Highest Grade Level',
+         'highestgradelevel' => 'Highest Grade Level');
+    if (! defined($file_type) || $file_type ne 'portfolio') {
+        %fields = 
+        (%fields,
+         'domain' => 'Domain',
          'standards' => 'Standards',
          'mime' => 'MIME Type',
          'language' => 'Language',
@@ -175,6 +260,8 @@ sub fieldnames {
          'owner' => 'Publisher/Owner',
          'copyright' => 'Copyright/Distribution',
          'customdistributionfile' => 'Custom Distribution File',
+         'sourceavail' => 'Source Available',
+         'sourcerights' => 'Source Custom Distribution File',
          'obsolete' => 'Obsolete',
          'obsoletereplacement' => 'Suggested Replacement for Obsolete File',
          'count'      => 'Network-wide number of accesses (hits)',
@@ -195,13 +282,17 @@ 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);
 }
 
 # 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;'; 
     }
@@ -224,6 +315,10 @@ sub prettyprint {
     if ($type eq 'copyright') {
 	return &Apache::loncommon::copyrightdescription($value);
     }
+    # Copyright
+    if ($type eq 'sourceavail') {
+	return &Apache::loncommon::source_copyrightdescription($value);
+    }
     # MIME
     if ($type eq 'mime') {
         return '<img src="'.&Apache::loncommon::icon($value).'" />&nbsp;'.
@@ -251,8 +346,9 @@ 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 '') {
@@ -269,11 +365,10 @@ 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 (($type eq 'clear') ||
@@ -365,6 +460,14 @@ sub prettyinput {
 			  (&Apache::loncommon::copyrightids)).
                               &relatedfield(0,$relatedsearchflag,$relatedsep);
     }
+    # Source Copyright
+    if ($type eq 'sourceavail') {
+	return &selectbox($fieldname,
+			  $value,
+			  \&Apache::loncommon::source_copyrightdescription,
+			  (&Apache::loncommon::source_copyrightids)).
+                              &relatedfield(0,$relatedsearchflag,$relatedsep);
+    }
     # Gradelevels
     if (($type eq 'lowestgradelevel') ||
 	($type eq 'highestgradelevel')) {
@@ -393,6 +496,14 @@ sub prettyinput {
 	    ",'rights')\">".&mt('Select').'</a>'.
             &relatedfield(0,$relatedsearchflag,$relatedsep); 
     }
+    # Source Customdistribution file
+    if ($type eq 'sourcerights') {
+	return '<input type="text" name="'.$fieldname.
+	    '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
+	    "('".$formname."','".$fieldname."'".
+	    ",'rights')\">".&mt('Select').'</a>'.
+            &relatedfield(0,$relatedsearchflag,$relatedsep); 
+    }
     # Dates
     if (($type eq 'creationdate') ||
 	($type eq 'lastrevisiondate')) {
@@ -425,13 +536,19 @@ 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\//) {
+        $r->print(&Apache::loncommon::bodytag
+          ('Edit Portfolio File Information','','','',$resdomain));
+        &present_editable_metadata($r,$uri,'portfolio');
+        
     } elsif ($uri=~/^\/\~/) { 
         # Construction space
         $r->print(&Apache::loncommon::bodytag
@@ -439,7 +556,7 @@ sub handler {
         &present_editable_metadata($r,$uri);
     } else {
         $r->print(&Apache::loncommon::bodytag
-                  ('Catalog Information','','','',$resdomain));
+		  ('Catalog Information','','','',$resdomain));
         &present_uneditable_metadata($r,$uri);
     }
     $r->print('</body></html>');
@@ -542,7 +659,9 @@ sub present_uneditable_metadata {
              'lastrevisiondate', 
              'owner', 
              'copyright', 
-             'customdistributionfile', 
+             'customdistributionfile',
+             'sourceavail',
+             'sourcerights', 
              'obsolete', 
              'obsoletereplacement') {
         $table.='<tr><td bgcolor="#AAAAAA">'.$lt{$_}.
@@ -558,7 +677,7 @@ $disuri<br />
 $obsoletewarning
 $versiondisplay
 </p>
-<table cellspacing=2 border=0>
+<table cellspacing="2" border="0">
 $table
 </table>
 ENDHEAD
@@ -580,8 +699,6 @@ sub print_dynamic_metadata {
     $r->rflush();
     my %items=&fieldnames();
     my %dynmeta=&dynamicmeta($uri);
-    &Apache::lonnet::logthis('dynamic metadata keys:'.$/.
-                             join("\n",keys(%dynmeta)));
     #
     # General Access and Usage Statistics
     if (exists($dynmeta{'count'}) ||
@@ -590,7 +707,7 @@ 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',
@@ -615,7 +732,7 @@ 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'}).
@@ -634,7 +751,7 @@ sub print_dynamic_metadata {
             $r->print('<h4>'.
                       &mt('Detailed Assessment Statistical Data').
                       '</h4>');
-            my $table = '<table cellspacing=2 border=0>'.
+            my $table = '<table cellspacing="2" border="0">'.
                 '<tr>'.
                 '<th>Course</th>'.
                 '<th>Section(s)</th>'.
@@ -694,7 +811,7 @@ sub print_dynamic_metadata {
         exists($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">'.
@@ -728,7 +845,7 @@ sub print_dynamic_metadata {
     # All other stuff
     $r->print('<h3>'.
               &mt('Additional Metadata (non-standard, parameters, exports)').
-              '</h3>');
+              '</h3><table border="0" cellspacing="1">');
     foreach (sort(keys(%content))) {
         my $name=$_;
         if ($name!~/\.display$/) {
@@ -746,13 +863,14 @@ sub print_dynamic_metadata {
                                                   $name.'.'.$_).'; ';
                 }
             }
-            $r->print('<b>'.$display.':</b> '.$content{$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});
             if ($otherinfo) {
                 $r->print(' ('.$otherinfo.')');
             }
-            $r->print("<br />\n");
+            $r->print("</font></td></tr>\n");
         }
     }
+    $r->print("</table>");
     return;
 }
 
@@ -764,7 +882,7 @@ sub print_dynamic_metadata {
 #####################################################
 #####################################################
 sub present_editable_metadata {
-    my ($r,$uri) = @_;
+    my ($r,$uri, $file_type) = @_;
     # Construction Space Call
     # Header
     my $disuri=$uri;
@@ -799,26 +917,36 @@ 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){
+            $r->print('Unable to get '.$fn);
+            return ;
+        } 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',
-                 'obsolete','obsoletereplacement') {
+                 'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
+                 'obsolete','obsoletereplacement');
+        }
+        foreach (@fields) {
             if (defined($ENV{'form.new_'.$_})) {
                 $Apache::lonpublisher::metadatafields{$_}=
                     $ENV{'form.new_'.$_};
@@ -827,43 +955,65 @@ ENDEDIT
                 $Apache::lonpublisher::metadatafields{'copyright'}=
                     'default';
             }
-            $r->print('<p>'.$lt{$_}.': '.
-                      &prettyinput
-                      ($_,$Apache::lonpublisher::metadatafields{$_},
-                       'new_'.$_,'defaultmeta').'</p>');
+            $output.=('<p>'.$lt{$_}.': '.
+                      &prettyinput($_,
+				   $Apache::lonpublisher::metadatafields{$_},
+				   'new_'.$_,'defaultmeta').'</p>');
         }
         if ($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 $file_content;
+            foreach (sort keys %Apache::lonpublisher::metadatafields) {
+                next if ($_ =~ /\./);
+                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'});
+	        my $status =&Apache::lonnet::userfileupload($formname,'','portfolio');
+                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>'.&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>');