--- loncom/interface/lonmeta.pm	2005/12/19 20:07:13	1.141
+++ loncom/interface/lonmeta.pm	2006/05/30 12:46:09	1.157
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Metadata display handler
 #
-# $Id: lonmeta.pm,v 1.141 2005/12/19 20:07:13 albertel Exp $
+# $Id: lonmeta.pm,v 1.157 2006/05/30 12:46:09 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -39,6 +39,8 @@ use Apache::lonpublisher;
 use Apache::lonlocal;
 use Apache::lonmysql;
 use Apache::lonmsg;
+use lib '/home/httpd/lib/perl/';
+use LONCAPA;
 
 
 ############################################################
@@ -71,7 +73,7 @@ sub get_dynamic_metadata_from_sql {
     if (! defined($authordom) || ! defined($author)) {
         return ();
     }
-    my @Fields = ('url','count','course',
+    my @Fields = ('url','count','course','course_list',
                   'goto','goto_list',
                   'comefrom','comefrom_list',
                   'sequsage','sequsage_list',
@@ -108,7 +110,7 @@ sub get_dynamic_metadata_from_sql {
             next if (! $result);
             my @Data = 
                 map { 
-                    &Apache::lonnet::unescape($_); 
+                    &unescape($_); 
                 } split(',',$result);
             my $url = $Data[0];
             for (my $i=0;$i<=$#Fields;$i++) {
@@ -248,8 +250,13 @@ sub fieldnames {
          'notes' => 'Notes',
          'abstract' => 'Abstract',
          'lowestgradelevel' => 'Lowest Grade Level',
-         'highestgradelevel' => 'Highest Grade Level',
-         'courserestricted' => 'Course Restricting Metadata');
+         'highestgradelevel' => 'Highest Grade Level');
+    
+    if (! defined($file_type) || $file_type ne 'portfolio') {
+        %fields = 
+	    (%fields,
+	     'courserestricted' => 'Course Restricting Metadata');
+    }
          
     if (! defined($file_type) || $file_type ne 'portfolio') {
         %fields = 
@@ -290,24 +297,71 @@ sub fieldnames {
     return &Apache::lonlocal::texthash(%fields);
 }
 
-sub portfolio_display_uri {
+sub portfolio_linked_path {
+    my ($path,$group,$port_path) = @_;
+
+    my $start = 'portfolio';
+    if ($group) {
+	$start = "groups/$group/".$start;
+    }
+    my $result = &Apache::portfolio::make_anchor($port_path,$start,'/',
+						 undef,undef,undef,$group);
+    
+    my $fullpath = '/';
+    my (undef,@tree) = split('/',$path);
+    my $filename = pop(@tree);
+    foreach my $dir (@tree) {
+	$fullpath .= $dir.'/';
+	$result .= '/';
+	$result .= &Apache::portfolio::make_anchor($port_path,$dir,$fullpath,
+						   undef,undef,undef,$group);
+    }
+    $result .= "/$filename";
+    return $result;
+}
+
+sub get_port_path_and_group {
     my ($uri)=@_;
-    $uri =~ s|.*/portfolio(/.*)$|$1|;
-    my ($res_uri,$meta_uri) = ($uri,$uri);
 
+    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+
+    my ($port_path,$group);
+    if ($uri =~ m{^/editupload/\Q$cdom\E/\Q$cnum\E/groups/}) {
+	$group = (split('/',$uri))[5];
+	$port_path = '/adm/coursegrp_portfolio';
+    } else {
+	$port_path = '/adm/portfolio';
+    }
+    return ($port_path,$group);
+}
+
+sub portfolio_display_uri {
+    my ($uri,$as_links)=@_;
+
+    my ($port_path,$group) = &get_port_path_and_group($uri);
+
+    $uri =~ s|.*/(portfolio/.*)$|$1|;
+    my ($res_uri,$meta_uri) = ($uri,$uri);
     if ($uri =~ /\.meta$/) {
 	$res_uri =~ s/\.meta//;
     } else {
 	$meta_uri .= '.meta';
     }
-    return ($res_uri,$meta_uri);
+
+    my ($path) = ($res_uri =~ m|^portfolio(.*/)[^/]*$|);
+    if ($as_links) {
+	$res_uri = &portfolio_linked_path($res_uri,$group,$port_path);
+	$meta_uri = &portfolio_linked_path($meta_uri,$group,$port_path);
+    }
+    return ($res_uri,$meta_uri,$path);
 }
 
 sub pre_select_course {
     my ($r,$uri) = @_;
     my $output;
     my $fn=&Apache::lonnet::filelocation('',$uri);
-    my ($res_uri,$meta_uri) = &portfolio_display_uri($uri);
+    my ($res_uri,$meta_uri,$path) = &portfolio_display_uri($uri);
     %Apache::lonpublisher::metadatafields=();
     %Apache::lonpublisher::metadatakeys=();
     my $result=&Apache::lonnet::getfile($fn);
@@ -322,40 +376,42 @@ sub pre_select_course {
     $r->print($output.'<br /><input type="submit" name="store" value="'.
                   &mt('Associate Resource With Selected Course').'">');
     $r->print('</form>');
+    
+    my ($port_path,$group) = &get_port_path_and_group($uri);
+    $r->print('<br /><br /><form method="POST" action="'.$port_path.'">'.
+              '<input type="hidden" name="currentpath" value="'.$path.'" />'.
+	      '<input type="hidden" name="group" value="'.$group.'" />'.
+	      '<input type="submit" name="cancel" value="'.&mt('Cancel').'">'.
+	      '</form>');
+
     return;
 }
 sub select_course {
-    my %courses;
-    my $output;
-    my $selected;
-    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} = $value;
-        }
-    }
-    &Apache::lonnet::logthis('the restricted is'.$Apache::lonpublisher::metadatafields{'courserestricted'});
-    my $meta_not_found = 1;
-    if ($Apache::lonpublisher::metadatafields{'courserestricted'} eq 'none') {
-        $selected = ' SELECTED ';
-    } else {
-        $selected = '';
-    }
+    my $output=$/;
+    my $current_restriction=
+	$Apache::lonpublisher::metadatafields{'courserestricted'};
+    my $selected = ($current_restriction eq 'none' ? 'selected="selected"' 
+		                                   : '');
+
     $output .= '<select name="new_courserestricted" >';
-    $output .= '<option value="none" '.$selected.'>None</option>';
-    foreach my $key (keys (%courses)) {    
-        $key =~ m/(^.+)\.description$/;
-        if ($Apache::lonpublisher::metadatafields{'courserestricted'} eq $1) {
-            $selected = ' SELECTED ';
-        } else {
-            $selected = '';
-        }
-        $output .= '<option value="'.$1.'"'.$selected.'>';
-        $output .= $courses{$key};
-        $output .= '</option>';
+    $output .= '<option value="none" '.$selected.'>'.
+	&mt('None').'</option>'.$/;
+    my %courses;
+    foreach my $key (keys(%env)) {
+        if ($key !~ m/^course\.(.+)\.description$/) { next; }
+	my $cid = $1;
+        if ($env{$key} !~ /\S/) { next; }
+	$courses{$key} = $cid;
+    }
+    foreach my $key (sort { lc($env{$a}) cmp lc($env{$b}) } (keys(%courses))) {
+	my $cid = 'course.'.$courses{$key};
+	my $selected = ($current_restriction eq $cid ? 'selected="selected"' 
+		                                     : '');
+        if ($env{$key} !~ /\S/) { next; }
+	$output .= '<option value="'.$cid.'" '.$selected.'>';
+	$output .= $env{$key};
+	$output .= '</option>'.$/;
+	$selected = '';
     }
     $output .= '</select><br />';
     return ($output);
@@ -420,7 +476,7 @@ sub prettyprint {
 	($type eq 'comefrom_list') ||
 	($type eq 'sequsage_list') ||
 	($type eq 'dependencies')) {
-	return '<ul><font size="-1">'.join("\n",map {
+	return '<font size="-1"><ul>'.join("\n",map {
             my $url = &Apache::lonnet::clutter($_);
             my $title = &Apache::lonnet::gettitle($url);
             if ($title eq '') {
@@ -457,18 +513,19 @@ sub prettyprint {
     # List of courses
     if ($type=~/\_list/) {
         my @Courses = split(/\s*\,\s*/,$value);
-        my $Str;
+        my $Str='<font size="-1"><ul>';
         foreach my $course (@Courses) {
-            my %courseinfo = &Apache::lonnet::coursedescription($course);
+            my %courseinfo =
+		&Apache::lonnet::coursedescription($course,
+						   {'one_time' => 1});
             if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
                 next;
             }
-            if ($Str ne '') { $Str .= '<br />'; }
-            $Str .= '<a href="/public/'.$courseinfo{'domain'}.'/'.
+            $Str .= '<li><a href="/public/'.$courseinfo{'domain'}.'/'.
                 $courseinfo{'num'}.'/syllabus" target="preview">'.
-                $courseinfo{'description'}.'</a>';
+                $courseinfo{'description'}.'</a></li>';
         }
-	return $Str;
+	return $Str.'</ul></font>';
     }
     # No pretty print found
     return $value;
@@ -517,7 +574,8 @@ sub prettyinput {
         $size = 80;
     }
     my $output;
-    if (defined($course_key)) {
+    if (defined($course_key) 
+	&& exists($env{$course_key.'.metadata.'.$type.'.options'})) {
         my $stu_add;
         my $only_one;
         my %meta_options;
@@ -674,19 +732,17 @@ sub handler {
     #
     my ($resdomain,$resuser)=
         (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
-    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'));
+        $r->print(&Apache::loncommon::start_page('Error Messages'));
         # Looking for all bombs?
         &report_bombs($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));
+        $r->print(&Apache::loncommon::start_page('Edit Portfolio File Catalog Information',
+						 undef,
+						 {'domain' => $resdomain,}));
         if ($env{'form.store'}) {
             &present_editable_metadata($r,$uri,'portfolio');
         } else {
@@ -694,15 +750,17 @@ sub handler {
         }
     } elsif ($uri=~/^\/\~/) { 
         # Construction space
-        $r->print(&Apache::loncommon::bodytag
-                  ('Edit Catalog Information','','','',$resdomain));
+        $r->print(&Apache::loncommon::start_page('Edit Catalog nformation',
+						 undef,
+						 {'domain' => $resdomain,}));
         &present_editable_metadata($r,$uri);
     } else {
-        $r->print(&Apache::loncommon::bodytag
-		  ('Catalog Information','','','',$resdomain));
+        $r->print(&Apache::loncommon::start_page('Catalog Information',
+						 undef,
+						 {'domain' => $resdomain,}));
         &present_uneditable_metadata($r,$uri);
     }
-    $r->print('</body></html>');
+    $r->print(&Apache::loncommon::end_page());
     return OK;
 }
 
@@ -766,6 +824,7 @@ sub present_uneditable_metadata {
     my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
     $uri=~s/\.meta$//;
     my $disuri=&Apache::lonnet::clutter($uri);
+    $disuri=~s/^\/adm\/wrapper//;
     # version
     my $currentversion=&Apache::lonnet::getversion($disuri);
     my $versiondisplay='';
@@ -916,7 +975,9 @@ sub print_dynamic_metadata {
             foreach my $identifier (sort(keys(%{$dynmeta{'stats'}}))) {
                 my $data = $dynmeta{'stats'}->{$identifier};
                 my $course = $data->{'course'};
-                my %courseinfo = &Apache::lonnet::coursedescription($course);
+                my %courseinfo = 
+		    &Apache::lonnet::coursedescription($course,
+						       {'one_time' => 1});
                 if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
                     &Apache::lonnet::logthis('lookup for '.$course.' failed');
                     next;
@@ -1041,14 +1102,15 @@ sub present_editable_metadata {
     # Header
     my $disuri=$uri;
     my $fn=&Apache::lonnet::filelocation('',$uri);
-    $disuri=~s/^\/\~/\/priv\//;
+    $disuri=~s{^/\~}{/priv/};
     $disuri=~s/\.meta$//;
     my $meta_uri = $disuri;
+    my $path;
     if ($disuri =~ m|/portfolio/|) {
-	($disuri, $meta_uri) =  &portfolio_display_uri($disuri);
+	($disuri, $meta_uri, $path) =  &portfolio_display_uri($disuri,1);
     }
     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) {
@@ -1136,28 +1198,31 @@ ENDEDIT
                 $Apache::lonpublisher::metadatafields{'copyright'}=
                 'default';
         }
-        if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
-            $r->print(&mt('Associated with course [_1]','<strong>'.$env{$Apache::lonpublisher::metadatafields{'courserestricted'}.".description"}.
-                        '</strong>').'<br />');
-        } else {
-            $r->print("This resource is not associated with a course.<br />");
-        }
-        foreach my $field_name(@fields) {
+	if ($file_type eq 'portfolio') {
+	    if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
+		$r->print(&mt('Associated with course [_1]','<strong>'.$env{$Apache::lonpublisher::metadatafields{'courserestricted'}.".description"}.
+			      '</strong>').'<br />');
+	    } else {
+		$r->print("This resource is not associated with a course.<br />");
+	    }
+	}
+        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_'.$field_name));
             }
-            if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
+            if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none'
+		&& exists($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'})) {
                 # handle restrictions here
                 if (($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'} =~ m/active/) ||
                     ($field_name eq 'courserestricted')){
-                    $output.=('<p>'.$lt{$field_name}.': '.
+                    $output.=("\n".'<p>'.$lt{$field_name}.': '.
                               &prettyinput($field_name,
 				   $Apache::lonpublisher::metadatafields{$field_name},
 				                    'new_'.$field_name,'defaultmeta',
 				                    undef,undef,undef,undef,
-				                    $Apache::lonpublisher::metadatafields{'courserestricted'}).'</p>');
+				                    $Apache::lonpublisher::metadatafields{'courserestricted'}).'</p>'."\n");
                  }
             } else {
 
@@ -1168,73 +1233,82 @@ ENDEDIT
                
             }
         }
-
-	    $r->print($output.'<br /><input type="submit" name="store" value="'.
-                  &mt('Store Catalog Information').'">');
-        
-    }
-    $r->print('</form>');
-            if ($env{'form.store'}) {
-            my $mfh;
-            my $formname='store'; 
-            my $file_content;
-            foreach my $meta_field (keys %env) {
-                if (&Apache::loncommon::get_env_multiple('form.new_keywords')) {
-                    $Apache::lonpublisher::metadatafields{'keywords'} = 
-                        join (',', &Apache::loncommon::get_env_multiple('form.new_keywords'));
-                }
-            }
-            foreach (sort keys %Apache::lonpublisher::metadatafields) {
-                next if ($_ =~ /\./);
-                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."\n";
-                $env{'form.'.$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 {
-                    $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
-		  ' '.&Apache::lonlocal::locallocaltime(time).
-		  '</font></p>');
-                }
-            } else {
-                if (!  ($mfh=Apache::File->new('>'.$fn))) {
-                    $r->print('<p><font color="red">'.
-                        &mt('Could not write metadata').', '.
-                        &mt('FAIL').'</font></p>');
-                } else {
-                    print $mfh $file_content;
+	if ($env{'form.store'}) {
+	    my $mfh;
+	    my $formname='store'; 
+	    my $file_content;
+	    if (&Apache::loncommon::get_env_multiple('form.new_keywords')) {
+		$Apache::lonpublisher::metadatafields{'keywords'} = 
+		    join (',', &Apache::loncommon::get_env_multiple('form.new_keywords'));
+	    }
+
+	    foreach (sort keys %Apache::lonpublisher::metadatafields) {
+		next if ($_ =~ /\./);
+		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 ($fn =~ m|/portfolio/|) {
+		my ($path, $new_fn) = ($fn =~ m|/(portfolio.*)/([^/]*)$|);
+		$env{'form.'.$formname}=$file_content."\n";
+		$env{'form.'.$formname.'.filename'}=$new_fn;
+		my $result =&Apache::lonnet::userfileupload($formname,'',
+							    $path);
+		
+		if ($result =~ /(error|notfound)/) {
+		    $r->print('<p><font color="red">'.
+			      &mt('Could not write metadata').', '.
+			      &mt('FAIL').'</font></p>');
+		} else {
 		    $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
 			      ' '.&Apache::lonlocal::locallocaltime(time).
 			      '</font></p>');
-                }
-            }
-        }
+		}
+	    } else {
+		if (!  ($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>');
+		}
+	    }
+	}
+	
+	$r->print($output.'<br /><input type="submit" name="store" value="'.
+                  &mt('Store Catalog Information').'">');
+
+	if ($file_type eq 'portfolio') {
+	    my ($port_path,$group) = &get_port_path_and_group($uri);
+	    $r->print('</form>
+               <br /><br /><form method="POST" action="'.$port_path.'">'.
+		      '<input type="hidden" name="group" value="'.$group.'" />'.
+		      '<input type="hidden" name="currentpath" value="'.$path.'" />'.
+		      '<input type="submit" name="cancel" value="'.&mt('Discard Edits and Return to Portfolio').'">');
+	}
+    }
+    
+    $r->print('</form>');
+
     return;
 }