--- loncom/interface/lonmeta.pm	2005/10/14 16:34:17	1.112
+++ loncom/interface/lonmeta.pm	2005/12/19 16:00:05	1.140
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Metadata display handler
 #
-# $Id: lonmeta.pm,v 1.112 2005/10/14 16:34:17 banghart Exp $
+# $Id: lonmeta.pm,v 1.140 2005/12/19 16:00:05 banghart Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -238,21 +238,23 @@ sub diffgraph {
 sub fieldnames {
     my $file_type=shift;
     my %fields = 
-        ('metadata.title' => 'Title',
-         'metadata.author' =>'Author(s)',
-         'metadata.authorspace' => 'Author Space',
-         'metadata.modifyinguser' => 'Last Modifying User',
-         'metadata.subject' => 'Subject',
-         'metadata.keywords' => 'Keyword(s)',
-         'metadata.notes' => 'Notes',
-         'metadata.abstract' => 'Abstract',
-         'metadata.lowestgradelevel' => 'Lowest Grade Level',
-         'metadata.highestgradelevel' => 'Highest Grade Level');
+        ('title' => 'Title',
+         'author' =>'Author(s)',
+         'authorspace' => 'Author Space',
+         'modifyinguser' => 'Last Modifying User',
+         'subject' => 'Subject',
+         'standards' => 'Standards',
+         'keywords' => 'Keyword(s)',
+         'notes' => 'Notes',
+         'abstract' => 'Abstract',
+         'lowestgradelevel' => 'Lowest Grade Level',
+         'highestgradelevel' => 'Highest Grade Level',
+         'courserestricted' => 'Course Restricting Metadata');
+         
     if (! defined($file_type) || $file_type ne 'portfolio') {
         %fields = 
         (%fields,
          'domain' => 'Domain',
-         'standards' => 'Standards',
          'mime' => 'MIME Type',
          'language' => 'Language',
          'creationdate' => 'Creation Date',
@@ -282,55 +284,66 @@ sub fieldnames {
          'stdno'      => 'Total number of students who have worked on this problem',
          'difficulty' => 'Degree of difficulty',
          'disc'       => 'Degree of discrimination',
-	 'dependencies' => 'Resources used by this resource',
+	     'dependencies' => 'Resources used by this resource',
          );
     }
     return &Apache::lonlocal::texthash(%fields);
 }
-
+sub pre_select_course {
+    my ($r,$uri) = @_;
+    my $output;
+    my $fn=&Apache::lonnet::filelocation('',$uri);
+    my $disuri=$uri;
+    %Apache::lonpublisher::metadatafields=();
+    %Apache::lonpublisher::metadatakeys=();
+    my $result=&Apache::lonnet::getfile($fn);
+    if ($result == -1){
+        $r->print('Creating new '.$disuri);
+    } else {
+        &Apache::lonpublisher::metaeval($result);
+    }
+    $r->print('<form method="post" action="" >');
+    $output = &select_course();
+    $r->print($output.'<br /><input type="submit" name="store" value="'.
+                  &mt('Select Metadata Course Restrictions').'">');
+    $r->print('</form>');
+    return;
+}
 sub select_course {
-    my ($r)=@_;
-    my @courses;
+    my %courses;
+    my $output;
+    my $selected;
     foreach my $key (keys (%env)) { 
-        
-        if ($key =~ m/^(course\..+)\.metadata\..+\.options/) {
-            my $course_key = $1;
-            $course_key .= '.description';
-            $r->print($env{$course_key}.' of '.$course_key.'<br />');
-            push @courses, $key;
+        if ($key =~ m/\.metadata\./) {
+            $key =~ m/^course\.(.+)(\.metadata.+$)/;
+            my $course = $1;
+            my $coursekey = 'course.'.$course.'.description';
+            my $value = $env{$coursekey};
+            $courses{$coursekey} = $value;
         }
     }
-    foreach (@courses) {
-        $r->print($_.' was found<br />');
-    }
-    $r->print('<h3>Portfolio Meta-Data</h3><br />');
-    $r->print('<form action="" method="post">');
-    $r->print('Select your test course<br />');
-    $r->print('<select name="metacourse" >');
+    &Apache::lonnet::logthis('the restricted is'.$Apache::lonpublisher::metadatafields{'courserestricted'});
     my $meta_not_found = 1;
-    foreach my $key (keys (%env)) {    
-        
-        if ($key =~ /\.metadata\./) {
-            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" >');
-            }
-            my $course_key = $key;
-            $course_key =~ s/\.metadata\..*//;
-            $r->print('<option value="'.$course_key.'">');
-            $r->print($env{$course_key.'.description'});
-            $r->print('</option>');
-        }
+    if ($Apache::lonpublisher::metadatafields{'courserestricted'} eq 'none') {
+        $selected = ' SELECTED ';
+    } else {
+        $selected = '';
     }
-    unless ($meta_not_found) {
-        $r->print('</select><br />');
-        $r->print('<input type="submit" value="Assign Portfolio Metadata" />');
-        $r->print('</form>');
+    $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>';
     }
-    return 'ok';
+    $output .= '</select><br />';
+    return ($output);
 }
 # Pretty printing of metadata field
 
@@ -484,10 +497,71 @@ sub relatedfield {
 
 sub prettyinput {
     my ($type,$value,$fieldname,$formname,
-	$relatedsearchflag,$relatedsep,$relatedvalue,$size)=@_;
+	$relatedsearchflag,$relatedsep,$relatedvalue,$size,$course_key)=@_;
     if (! defined($size)) {
         $size = 80;
     }
+    my $output;
+    if (defined($course_key)) {
+        my $stu_add;
+        my $only_one;
+        my %meta_options;
+        my @cur_values_inst;
+        my $cur_values_stu;
+        my $values = $env{$course_key.'.metadata.'.$type.'.values'};
+        if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/stuadd/) {
+            $stu_add = 'true';
+        }
+        if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/onlyone/) {
+            $only_one = 'true';
+        }
+        # need to take instructor values out of list where instructor and student
+        # values may be mixed.
+        if ($values) {
+            foreach my $item (split(/,/,$values)) {
+                $item =~ s/^\s+//;
+                $meta_options{$item} = $item;
+            }
+            foreach my $item (split(/,/,$value)) {
+                $item =~ s/^\s+//;
+                if ($meta_options{$item}) {
+                    push(@cur_values_inst,$item);
+                } else {
+                    $cur_values_stu .= $item.',';
+                }
+            }
+        } else {
+            $cur_values_stu = $value;
+        }
+        if ($type eq 'courserestricted') {
+            return (&select_course());
+            # return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
+        }
+        if (($type eq 'keywords') || ($type eq 'subject')
+             || ($type eq 'author')||($type eq  'notes')
+             || ($type eq  'abstract')|| ($type eq  'title')|| ($type eq  'standards')) {
+            if ($values) {
+                if ($only_one) {
+                    $output .= (&Apache::loncommon::select_form($cur_values_inst[0],'new_'.$type,%meta_options));
+                } else {
+                    $output .= (&Apache::loncommon::multiple_select_form('new_'.$type,\@cur_values_inst,undef,\%meta_options));
+                }
+            }
+            if ($stu_add) {
+                $output .= '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
+                'value="'.$cur_values_stu.'" />'.
+                &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
+                      $relatedvalue); 
+            }
+            return ($output);
+        }
+        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,
@@ -548,6 +622,11 @@ sub prettyinput {
 	    ",'rights')\">".&mt('Select').'</a>'.
             &relatedfield(0,$relatedsearchflag,$relatedsep); 
     }
+    if ($type eq 'courserestricted') {
+        return (&select_course());
+        #return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
+    }
+
     # Dates
     if (($type eq 'creationdate') ||
 	($type eq 'lastrevisiondate')) {
@@ -589,12 +668,15 @@ sub handler {
         # Looking for all bombs?
         &report_bombs($r,$uri);
     } elsif ($uri=~/\/portfolio\//) {
-	($resdomain,$resuser)=
+	    ($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($r);
+        if ($env{'form.store'}) {
+            &present_editable_metadata($r,$uri,'portfolio');
+        } else {
+            &pre_select_course($r,$uri);
+        }
     } elsif ($uri=~/^\/\~/) { 
         # Construction space
         $r->print(&Apache::loncommon::bodytag
@@ -1015,8 +1097,8 @@ ENDEDIT
 	my $output;
 	my @fields;
 	if ($file_type eq 'portfolio') {
-	    @fields =  ('author','metadata.title','metadata.subject','metadata.keywords','abstract','notes','lowestgradelevel',
-	                'highestgradelevel');
+	    @fields =  ('author','title','subject','keywords','abstract','notes','lowestgradelevel',
+	                'highestgradelevel','standards');
 	} else {
 	    @fields = ('author','title','subject','keywords','abstract','notes',
                  'copyright','customdistributionfile','language',
@@ -1024,62 +1106,64 @@ ENDEDIT
                  'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
                  'obsolete','obsoletereplacement');
         }
-        foreach (@fields) {
-            if (defined($env{'form.new_'.$_})) {
-                $Apache::lonpublisher::metadatafields{$_}=
-                    $env{'form.new_'.$_};
-            }
-            if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
+        if ((! $Apache::lonpublisher::metadatafields{'courserestricted'}) &&
+                (! $env{'form.new_courserestricted'})) {
+            $Apache::lonpublisher::metadatafields{'courserestricted'}=
+                'none';
+        } elsif ($env{'form.new_courserestricted'}) {
+            $Apache::lonpublisher::metadatafields{'courserestricted'}=
+                $env{'form.new_courserestricted'}; 
+        }           
+        if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
                 $Apache::lonpublisher::metadatafields{'copyright'}=
-                    'default';
+                'default';
+        }
+        if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
+            $r->print('Using: <strong> '.$env{$Apache::lonpublisher::metadatafields{'courserestricted'}.".description"}.
+                        "</strong> metadata framework<br />");
+        } else {
+            $r->print("This resource is not associated with a metadata framework<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));
             }
-            $output.=('<p>'.$lt{$_}.': '.
-                      &prettyinput($_,
-				   $Apache::lonpublisher::metadatafields{$_},
-				   'new_'.$_,'defaultmeta').'</p>');
-            if ($env{'form.metacourse'}) {
-                $r->print('This is the instructor metadata area<br />');
-                # have to find all the metadata items, so we'll loop through and find them
-                $r->print('<form method="post" action="" size="3" >');
-                $r->print('The course is: '.$env{'form.metacourse'}.'<br>');
-                foreach my $key (sort keys %env) {
-                    if ($key=~m/^($env{'form.metacourse'}\.metadata\.)(\d+)\.title/) {
-                        my $key_base = $1;
-                        my $item_num = $2;
-                        # found one, so let's display it
-                        my $title = $env{$key_base.$item_num.'.title'};
-                        my $type = $env{$key_base.$item_num.'.type'};
-                        my @choices = sort(split /, /,$env{$key_base.$item_num.'.values'});
-                        $r->print($title.'<br />');
-                        $r->print($type.'<br />');
-            
-            foreach my $word (@choices) {
-                my $checked;
-                if ($Apache::lonpublisher::metadatafields{'coursekeyword'}=~ m/$word/) {
-                    $checked = 1;
-                } else {
-                    undef($checked);
-                }
-                $r->print(&Apache::lonhtmlcommon::checkbox('instmeta_'.$env{'form.metacourse'}.'_'.$item_num,$checked,$word).$word.'<br />');
+            if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
+                # handle restrictions here
+                if (($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'} =~ m/active/) ||
+                    ($field_name eq 'courserestricted')){
+                    $output.=('<p>'.$lt{$field_name}.': '.
+                              &prettyinput($field_name,
+				   $Apache::lonpublisher::metadatafields{$field_name},
+				                    'new_'.$field_name,'defaultmeta',
+				                    undef,undef,undef,undef,
+				                    $Apache::lonpublisher::metadatafields{'courserestricted'}).'</p>');
+                 }
+            } else {
+
+                    $output.=('<p>'.$lt{$field_name}.': '.
+                            &prettyinput($field_name,
+				   $Apache::lonpublisher::metadatafields{$field_name},
+				   'new_'.$field_name,'defaultmeta').'</p>');
+               
             }
         }
-    }   
-    $r->print('<br /><input type="submit" name="store" value="Assign Meta-data" />');
+
+	    $r->print($output.'<br /><input type="submit" name="store" value="'.
+                  &mt('Store Catalog Information').'">');
+        
+    }
     $r->print('</form>');
-    return 'ok';
-            }
-        }
-        if ($env{'form.store'}) {
+            if ($env{'form.store'}) {
             my $mfh;
             my $formname='store'; 
             my $file_content;
             foreach my $meta_field (keys %env) {
-                if ($meta_field=~m/^form.instmeta_(.+)_(\d+)$/) {
-                    $r->print('Found a field<br>');
-                }
-                if (&Apache::loncommon::get_env_multiple('form.keywords')) {
-                $Apache::lonpublisher::metadatafields{'coursekeyword'} = 
-                        join (', ', &Apache::loncommon::get_env_multiple('form.keywords'));
+                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) {
@@ -1093,7 +1177,7 @@ ENDEDIT
                              $Apache::lonpublisher::metadatakeys{$unikey})
                          ) {
                     my $value=
-                     $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
+                    $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
                     $value=~s/\"/\'\'/g;
                     $file_content.=' '.$_.'="'.$value.'"' ;
                     # print $mfh ' '.$_.'="'.$value.'"';
@@ -1107,11 +1191,10 @@ ENDEDIT
             if ($fn =~ /\/portfolio\//) {
                 $fn =~ /\/portfolio\/(.*)$/;
                 my $new_fn = '/'.$1;
-                $env{'form.'.$formname}=$file_content;
+                $env{'form.'.$formname}=$file_content."\n";
                 $env{'form.'.$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').', '.
@@ -1134,10 +1217,6 @@ ENDEDIT
                 }
             }
         }
-	$r->print($output.'<br /><input type="submit" name="store" value="'.
-                  &mt('Store Catalog Information').'">');
-    }
-    $r->print('</form>');
     return;
 }