--- loncom/interface/lonmeta.pm	2005/03/16 22:52:04	1.93
+++ loncom/interface/lonmeta.pm	2005/08/13 19:32:28	1.105
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Metadata display handler
 #
-# $Id: lonmeta.pm,v 1.93 2005/03/16 22:52:04 matthew Exp $
+# $Id: lonmeta.pm,v 1.105 2005/08/13 19:32:28 banghart 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;
@@ -288,6 +288,36 @@ sub fieldnames {
     return &Apache::lonlocal::texthash(%fields);
 }
 
+sub select_course {
+    my ($r)=@_;
+    $r->print('<h3>Instructor Selected Meta-Data</h3><br />');
+    $r->print('<form action="" method="post">');
+    $r->print('Select your course<br />');
+    $r->print('<select name="metacourse" >');
+    my $meta_not_found = 1;
+    foreach my $key (keys %env) {        
+        if ($key =~ /\.metadata\./) {
+            if ($meta_not_found) {
+                undef($meta_not_found);
+                $r->print('<h3>Instructor Selected 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'});
+            $r->print('</option>');
+        }
+    }
+    unless ($meta_not_found) {
+        $r->print('</select><br />');
+        $r->print('<input type="submit" value="Assign Instructor Metadata" />');
+        $r->print('</form>');
+    }
+    return 'ok';
+}
 # Pretty printing of metadata field
 
 sub prettyprint {
@@ -338,7 +368,7 @@ sub prettyprint {
 	return &Apache::loncommon::gradeleveldescription($value);
     }
     # Only for advance users below
-    if (! $ENV{'user.adv'}) { 
+    if (! $env{'user.adv'}) { 
         return '<i>- '.&mt('not displayed').' -</i>';
     }
     # File
@@ -547,7 +577,16 @@ sub handler {
     } elsif ($uri=~/\/portfolio\//) {
         $r->print(&Apache::loncommon::bodytag
           ('Edit Portfolio File Information','','','',$resdomain));
-        &present_editable_metadata($r,$uri,'portfolio');
+        if ($env{'form.metacourse'}) {
+            &present_instructor_metadata($r,$uri,'portfolio');  
+        } 
+        elsif ($env{'form.keywords'}) {
+            &save_instructor_metadata($r);
+            &select_course($r);
+        } else {
+            &present_editable_metadata($r,$uri,'portfolio');
+            &select_course($r);
+        }
         
     } elsif ($uri=~/^\/\~/) { 
         # Construction space
@@ -578,6 +617,15 @@ 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))) {
@@ -632,7 +680,7 @@ 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>';
@@ -681,7 +729,7 @@ $versiondisplay
 $table
 </table>
 ENDHEAD
-    if ($ENV{'user.adv'}) {
+    if ($env{'user.adv'}) {
         &print_dynamic_metadata($r,$uri,\%content);
     }
     return;
@@ -822,8 +870,8 @@ 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').
@@ -873,6 +921,81 @@ sub print_dynamic_metadata {
     $r->print("</table>");
     return;
 }
+sub save_instructor_metadata {
+    my ($r) = @_;
+    my $uri=$r->uri;
+    my $fn=&Apache::lonnet::filelocation('',$uri);
+    my @words =  &Apache::loncommon::get_env_multiple('form.keywords');
+    $r->print('This is the save instructor metadata area<br />');
+    my $mfh;
+    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.'>';
+    }
+
+    foreach my $word (@words) {
+        $r->print('You entered:'.$word.'<br />');
+    }
+    my $tag = 'keywords';
+    $file_content.= "\n\<$tag";
+    $file_content.= '>'.
+        &HTML::Entities::encode
+              (join(', ',@words),
+                     '<>&"').
+                     '</keywords>';
+    $fn =~ /\/portfolio\/(.*)$/;
+    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 {
+        $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
+	    ' '.&Apache::lonlocal::locallocaltime(time).
+	    '</font></p>');
+    }
+    return 'ok';
+}
+sub present_instructor_metadata {
+    my ($r,$uri, $file_type) = @_;
+    $r->print('This is the instructor metadata area<br />');
+    my @keywords = sort(split /, /,$env{$env{'form.metacourse'}.'.metadata.keywords'});
+    $r->print($env{'form.metacourse'}.'<br />');
+    $r->print('<form method="post" action="" size="3" >');
+    $r->print('<select name="keywords" size="3" multiple>');
+    foreach my $word (@keywords) {
+        $r->print('<option>'.$word.'</option>');
+    }
+    $r->print('</select>');
+    $r->print('<br /><input type="submit" value="Assign Meta-data" />');
+    $r->print('</form>');
+    return 'ok';
+}
+
 
 #####################################################
 #####################################################
@@ -890,24 +1013,45 @@ sub present_editable_metadata {
     $disuri=~s/^\/\~/\/priv\//;
     $disuri=~s/\.meta$//;
     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 ($disuri=~/\/default$/) {
@@ -919,7 +1063,12 @@ ENDBOMBS
         }
         %Apache::lonpublisher::metadatafields=();
         %Apache::lonpublisher::metadatakeys=();
-        &Apache::lonpublisher::metaeval(&Apache::lonnet::getfile($fn));
+        my $result=&Apache::lonnet::getfile($fn);
+        if ($result == -1){
+            $r->print('Creating new '.$fn);
+        } else {
+            &Apache::lonpublisher::metaeval($result);
+        }
         $r->print(<<ENDEDIT);
 <h1>$displayfile</h1>
 <form method="post" name="defaultmeta">
@@ -941,9 +1090,9 @@ ENDEDIT
                  'obsolete','obsoletereplacement');
         }
         foreach (@fields) {
-            if (defined($ENV{'form.new_'.$_})) {
+            if (defined($env{'form.new_'.$_})) {
                 $Apache::lonpublisher::metadatafields{$_}=
-                    $ENV{'form.new_'.$_};
+                    $env{'form.new_'.$_};
             }
             if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
                 $Apache::lonpublisher::metadatafields{'copyright'}=
@@ -954,37 +1103,60 @@ ENDEDIT
 				   $Apache::lonpublisher::metadatafields{$_},
 				   '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></p>');
+            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><font color="blue">'.&mt('Wrote Metadata').
+			      ' '.&Apache::lonlocal::locallocaltime(time).
+			      '</font></p>');
                 }
-                $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="'.
@@ -996,3 +1168,5 @@ ENDEDIT
 
 1;
 __END__
+
+