--- loncom/interface/portfolio.pm	2004/09/10 20:14:45	1.43
+++ loncom/interface/portfolio.pm	2005/01/18 02:18:29	1.71
@@ -33,20 +33,22 @@ use Apache::lonlocal;
 # receives a file name and path stub from username/userfiles/portfolio/
 # returns an anchor tag consisting encoding filename and currentpath
 sub make_anchor {
-    my ($filename, $current_path) = @_;
-    my $anchor = '<a href="/adm/portfolio?selectfile='.$filename.'&currentpath='.$current_path.'">'.$filename.'</a>';
+    my ($filename, $current_path, $current_mode, $field_name) = @_;
+    my $anchor = '<a href="/adm/portfolio?selectfile='.$filename.'&currentpath='.$current_path.'&mode='.$current_mode.'&fieldname='.$field_name.'">'.$filename.'</a>';
     return $anchor;
 }
-
 my $dirptr=16384;
-sub display_directory {
+sub display_common {
     my ($r,$current_path,$is_empty,$dir_list)=@_;
     my $iconpath= $r->dir_config('lonIconsURL') . "/";
     $r->print('<table border="0" cellspacing="2" cellpadding="2"><tr valign="middle">');
     $r->print('<td bgcolor="#ccddaa" align="center">');
     my $displayOut = '<form method="post" enctype="multipart/form-data">';
-    $displayOut = $displayOut.'<input name="uploaddoc" type="file" />'.
+    $displayOut .= '<input name="uploaddoc" type="file" />'.
         '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
+        '<input type="hidden" name="action" value="'.$ENV{"form.action"}.'" />'.
+        '<input type="hidden" name="fieldname" value="'.$ENV{"form.fieldname"}.'" />'.
+        '<input type="hidden" name="mode" value="'.$ENV{"form.mode"}.'" />'. 
         '<input type="submit" name="storeupl" value="Upload" />'.
         '</form>';
     $r->print($displayOut);
@@ -54,40 +56,49 @@ sub display_directory {
     $displayOut = '<form method="post">';
     $displayOut .= '<input name="newdir" type="input" />'.
         '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
+        '<input type="hidden" name="action" value="'.$ENV{"form.action"}.'" />'.
+        '<input type="hidden" name="fieldname" value="'.$ENV{"form.fieldname"}.'" />'.
+        '<input type="hidden" name="mode" value="'.$ENV{"form.mode"}.'" />'. 
         '<input type="submit" name="createdir" value="'.&mt("Create Directory").'" />'.
         '</form>';
     $r->print($displayOut);
     $r->print('</td></tr></table>');
     my @tree = split (/\//,$current_path);
-    $r->print('<font size="+2">'.&make_anchor('portfolio','/').'/');
+    $r->print('<font size="+2">'.&make_anchor('portfolio','/',$ENV{"form.mode"},$ENV{"form.fieldname"}).'/');
     if (@tree > 1){
         my $newCurrentPath = '';
         for (my $i = 1; $i< @tree; $i++){
             $newCurrentPath .= $tree[$i].'/';
-            $r->print(&make_anchor($tree[$i],'/'.$newCurrentPath).'/');
+            $r->print(&make_anchor($tree[$i],'/'.$newCurrentPath, $ENV{"form.mode"},$ENV{"form.fieldname"}).'/');
         }
     }
     $r->print('</font>');
     &Apache::lonhtmlcommon::store_recent('portfolio',$current_path,$current_path);
-    #Fixme -- remove from recent those paths that are deleted
-    $r->print('<br /><form method=post action="/adm/portfolio">'.
+    $r->print('<br /><form method=post action="/adm/portfolio?mode='.$ENV{"form.mode"}.'&fieldname='.$ENV{"form.fieldname"}.'">'.
 	      &Apache::lonhtmlcommon::select_recent('portfolio','currentpath',
 						    'this.form.submit();'));
     $r->print("</form>");
-    if ($is_empty) {
-        $displayOut = '<form method="post" action="/adm/portfolio">'.
+}
+sub display_directory {
+    my ($r,$current_path,$is_empty,$dir_list)=@_;
+    my $iconpath= $r->dir_config('lonIconsURL') . "/";
+    my $display_out;
+    my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash ($ENV{'user.domain'},$ENV{'user.name'});
+    if ($is_empty && ($current_path ne '/')) {
+        $display_out = '<form method="post" action="/adm/portfolio">'.
         '<input type="hidden" name="action" value="deletedir" />'.
         '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
         '<input type="hidden" name="selectfile" value="" />'.
         '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
         '</form>';
         
-        $r->print($displayOut);
+        $r->print($display_out);
 	return;
     }
     $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
-            '<tr><th>Actions</th><th>&nbsp;</th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
+            '<tr><th colspan="2">Actions</th><th>&nbsp;</th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
     my $href_location="/uploaded/$ENV{'user.domain'}/$ENV{'user.name'}/portfolio$current_path";
+    $r->print('<form method="post" action="/adm/portfolio">');
     foreach my $line (sort 
 		      { 
 			  my ($afile)=split('&',$a,2);
@@ -99,24 +110,20 @@ sub display_directory {
     	my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16); 
     	if (($filename ne '.') && ($filename ne '..')) {
             if ($dirptr&$testdir) {
-                $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
+                $r->print('<tr bgcolor="#FFAA99"><td colspan="2"><img src="'.$iconpath.'folder_closed.gif"></td>');
                 $r->print('<td>Go to ...</td>');
-                $r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/').'</td>'); 
+                $r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/',$ENV{'form.mode'},$ENV{"form.fieldname"}).'</td>'); 
                 $r->print('</tr>'); 
             } else {
                 $r->print('<tr bgcolor="#CCCCFF">');
-                $r->print('<td>
-                    <form method="post" action="/adm/portfolio">
-                    <select name="action">
-                        <option value=""></option>
-                        <option value="delete">'.&mt("Delete").'</option>
-                        <option value="rename">'.&mt("Rename").'</option>
-                    </select>
-                    <input type="submit" name="doit" value="Go" />
-                    <input type="hidden" name="selectfile" value="'.$filename.'" />
-                    <input type="hidden" name="currentpath" value="'.$current_path.'" />
-                    </form>
-                    </td>');
+                if (exists $locked_files{$current_path.$filename}){
+                    $r->print('<td colspan="2">Locked</td>');
+                } else {
+                    $r->print('<td><input type="checkbox" name="selectfile" value="'.$filename.'" />
+                        <a href="/adm/portfolio?rename='.$filename.'&amp;currentpath='.$current_path.'">Rename</a></td>
+                        <td><a href="/adm/portfolio?meta='.$filename.'&amp;currentpath='.$current_path.'">Meta</a>
+                        </td>');
+                }
                 $r->print('<td><img src="'.$iconpath.'unknown.gif"></td>');
                 $r->print('<td><a href="'.$href_location.$filename.'">'.
 			    $filename.'</a></td>'); 
@@ -131,17 +138,270 @@ sub display_directory {
 #   $r->print(&display_directory($current_path, $currentFile, @dir_list));
 #    $r->print('</td>><td>');
 #   $r->print(&display_actions($current_path, $currentFile, $isEmpty));
-    $r->print('</table></form>');
+    $r->print('</table>
+    <input type="submit" name="doit" value="Delete Checked Files" />
+    <input type="hidden" name="action" value="delete" />
+    <input type="hidden" name="currentpath" value="'.$current_path.'" />
+    </form>');
 }
+sub display_file_select {
+    my ($r,$current_path,$is_empty,$dir_list)=@_;
+    my $iconpath= $r->dir_config('lonIconsURL') . "/";
+    my $display_out;
+    my $checked_files = &Apache::lonnet::files_in_path($ENV{'user.name'}, $ENV{'form.currentpath'});
+    if ($is_empty && ($current_path ne '/')) {
+        $display_out = '<form method="post" action="/adm/portfolio">'.
+        '<input type="hidden" name="action" value="deletedir" />'.
+        '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
+        '<input type="hidden" name="selectfile" value="" />'.
+        '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
 
+        '</form>';
+        
+        $r->print($display_out);
+	return;
+    }
+    $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
+            '<tr><th>Select</th><th>&nbsp;</th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
+    my $href_location="/uploaded/$ENV{'user.domain'}/$ENV{'user.name'}/portfolio$current_path";
+    $r->print('<form method="post" name="checkselect" action="/adm/portfolio">');
+    foreach my $line (sort 
+		      { 
+			  my ($afile)=split('&',$a,2);
+			  my ($bfile)=split('&',$b,2);
+			  return (lc($afile) cmp lc($bfile));
+		      } (@$dir_list)) {
+    	#$strip holds directory/file name
+    	#$dom 
+    	my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16); 
+    	$filename =~ s/\s+$//;
+    	if (($filename ne '.') && ($filename ne '..')) {
+            if ($dirptr&$testdir) {
+                $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
+                $r->print('<td>Go to ...</td>');
+                $r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/',$ENV{'form.mode'},$ENV{"form.fieldname"}).'</td>'); 
+                $r->print('</tr>'); 
+            } else {
+                $r->print('<tr bgcolor="#CCCCFF">');
+                $r->print('<td><input type="checkbox" name="selectfile" value="'.$filename.'"'); 
+                if ($$checked_files{$filename} eq 'selected') {
+                    $r->print("CHECKED");
+                }
+                $r->print('></td>');
+                $r->print('<td><img src="'.$iconpath.'unknown.gif"></td>');
+                $r->print('<td><a href="'.$href_location.$filename.'">'.
+			    $filename.'</a></td>'); 
+                $r->print('<td>'.$size.'</td>');
+                $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
+                $r->print('</tr>'); 
+            }
+        }
+    }
+    $r->print('</table>
+            <input type="hidden" name="continue" value="true">
+            <input type="hidden" name="fieldname" value="'.$ENV{'form.fieldname'}.'">
+            <input type="hidden" name="mode" value="selectfile">
+            <input type="submit" name="submit" value="Select checked files, and continue selecting." /><br />
+            <input type="button" name="doit" onClick= "finishSelect();" value="Select checked files, and close window" />
+            <input type="hidden" name="currentpath" value="'.$current_path.'" />
+    </form>');
+}
+sub prettyinput {
+    my ($type,$value,$fieldname,$formname,
+	$relatedsearchflag,$relatedsep,$relatedvalue,$size)=@_;
+    if (! defined($size)) {
+        $size = 80;
+    }
+    # Language
+    if ($type eq 'language') {
+	return &Apache::lonmeta::selectbox($fieldname,
+			  $value,
+			  \&Apache::loncommon::languagedescription,
+			  (&Apache::loncommon::languageids)).
+                              &relatedfield(0,$relatedsearchflag,$relatedsep);
+    }
+    # Copyright
+    if ($type eq 'copyright') {
+	return &Apache::lonmeta::selectbox($fieldname,
+			  $value,
+			  \&Apache::loncommon::copyrightdescription,
+			  (&Apache::loncommon::copyrightids)).
+                              &relatedfield(0,$relatedsearchflag,$relatedsep);
+    }
+    # Source Copyright
+    if ($type eq 'sourceavail') {
+	return &Apache::lonmeta::selectbox($fieldname,
+			  $value,
+			  \&Apache::loncommon::source_copyrightdescription,
+			  (&Apache::loncommon::source_copyrightids)).
+                              &relatedfield(0,$relatedsearchflag,$relatedsep);
+    }
+    # Gradelevels
+    if (($type eq 'lowestgradelevel') ||
+	($type eq 'highestgradelevel')) {
+	return &Apache::loncommon::select_level_form($value,$fieldname).
+            &relatedfield(0,$relatedsearchflag,$relatedsep);
+    }
+    # Obsolete
+    if ($type eq 'obsolete') {
+	return '<input type="checkbox" name="'.$fieldname.'"'.
+	    ($value?' checked="1"':'').' />'.
+            &relatedfield(0,$relatedsearchflag,$relatedsep); 
+    }
+    # Obsolete replacement file
+    if ($type eq 'obsoletereplacement') {
+	return '<input type="text" name="'.$fieldname.
+	    '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
+	    "('".$formname."','".$fieldname."'".
+	    ",'')\">".&mt('Select').'</a>'.
+            &relatedfield(0,$relatedsearchflag,$relatedsep); 
+    }
+    # Customdistribution file
+    if ($type eq 'customdistributionfile') {
+	return '<input type="text" name="'.$fieldname.
+	    '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
+	    "('".$formname."','".$fieldname."'".
+	    ",'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') ||
+	($type eq 'lastrevisiondate')) {
+	return 
+            &Apache::lonhtmlcommon::date_setter($formname,$fieldname,$value).
+            &relatedfield(0,$relatedsearchflag,$relatedsep);
+    }
+    # No pretty input found
+    $value=~s/^\s+//gs;
+    $value=~s/\s+$//gs;
+    $value=~s/\s+/ /gs;
+    $value=~s/\"/\&quot\;/gs;
+    return 
+        '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
+        'value="'.$value.'" />'.
+        &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
+                      $relatedvalue); 
+}
+
+sub relatedfield {
+    my ($show,$relatedsearchflag,$relatedsep,$fieldname,$relatedvalue)=@_;
+    if (! $relatedsearchflag) { 
+        return '';
+    }
+    if (! defined($relatedsep)) {
+        $relatedsep=' ';
+    }
+    if (! $show) {
+        return $relatedsep.'&nbsp;';
+    }
+    return $relatedsep.'<input type="checkbox" name="'.$fieldname.'_related"'.
+	($relatedvalue?' checked="1"':'').' />';
+}
+
+
+# The field names
+sub fieldnames {
+    return &Apache::lonlocal::texthash
+        (
+         'title' => 'Title',
+         'author' =>'Author(s)',
+         'authorspace' => 'Author Space',
+         'modifyinguser' => 'Last Modifying User',
+         'subject' => 'Subject',
+         'keywords' => 'Keyword(s)',
+         'notes' => 'Notes',
+         'abstract' => 'Abstract',
+         'lowestgradelevel' => 'Lowest Grade Level',
+         'highestgradelevel' => 'Highest Grade Level',
+         'standards' => 'Standards',
+         'mime' => 'MIME Type',
+         'language' => 'Language',
+         'creationdate' => 'Creation Date',
+         'lastrevisiondate' => 'Last Revision Date',
+         '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)',
+         'course'     => 'Network-wide number of courses using resource',
+         'course_list' => 'Network-wide courses using resource',
+         'sequsage'      => 'Number of resources using or importing resource',
+         'sequsage_list' => 'Resources using or importing resource',
+         'goto'       => 'Number of resources that follow this resource in maps',
+         'goto_list'  => 'Resources that follow this resource in maps',
+         'comefrom'   => 'Number of resources that lead up to this resource in maps',
+         'comefrom_list' => 'Resources that lead up to this resource in maps',
+         'clear'      => 'Material presented in clear way',
+         'depth'      => 'Material covered with sufficient depth',
+         'helpful'    => 'Material is helpful',
+         'correct'    => 'Material appears to be correct',
+         'technical'  => 'Resource is technically correct', 
+         'avetries'   => 'Average number of tries till solved',
+         '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',
+         );
+}
+
+sub edit_meta_data {
+    my ($r,$uri) = @_;
+    # Construction Space Call
+    # Header
+    my $disuri=$uri;
+    my $fn=&Apache::lonnet::filelocation('',$uri);
+    $disuri=~s/^\/\~/\/priv\//;
+    $disuri=~s/\.meta$//;
+    my $target=$uri;
+    $target=~s/^\/\~/\/res\/$ENV{'request.role.domain'}\//;
+    $target=~s/\.meta$//;
+        $r->print('<script language="JavaScript">'.
+                  &Apache::loncommon::browser_and_searcher_javascript().
+                  '</script>');
+        my %lt=&fieldnames();
+	my $output;
+    foreach ('author','title','subject','keywords','abstract','notes',
+             'copyright','customdistributionfile','language',
+             'standards',
+             'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
+             'obsolete','obsoletereplacement') {
+        if (defined($ENV{'form.new_'.$_})) {
+            $Apache::lonpublisher::metadatafields{$_}=
+                $ENV{'form.new_'.$_};
+        }
+        if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
+            $Apache::lonpublisher::metadatafields{'copyright'}=
+                'default';
+        }
+        $output.=('<p>'.$lt{$_}.': '.
+                  &prettyinput($_,
+			   $Apache::lonpublisher::metadatafields{$_},
+			   'new_'.$_,'defaultmeta').'</p>');
+    }
+    return $output;
+}
 sub open_form {
     my ($r)=@_;
+    my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
     $r->print('<form method="post" action="/adm/portfolio">');
     $r->print('<input type="hidden" name="action" value="'.
 	      $ENV{'form.action'}.'" />');
     $r->print('<input type="hidden" name="confirmed" value="1" />');
-    $r->print('<input type="hidden" name="selectfile" value="'.
-	      $ENV{'form.selectfile'}.'" />');
+    foreach (@files) {
+        $r->print('<input type="hidden" name="selectfile" value="'.
+	      $_.'" />');
+    }
     $r->print('<input type="hidden" name="currentpath" value="'.
 	      $ENV{'form.currentpath'}.'" />');
 }
@@ -161,32 +421,63 @@ sub close_form {
 
 sub display_file {
     my ($path,$filename)=@_;
+    my $display_file_text;
     if (!defined($path)) { $path=$ENV{'form.currentpath'}; }
-    if (!defined($filename)) { $filename=$ENV{'form.selectfile'}; }
-    return '<tt>'.$path.$filename.'</tt>';
+    if (!defined($filename)) { 
+        $filename=$ENV{'form.selectfile'};
+        $display_file_text = '<tt>'.$path.$filename.'</tt>';
+    } elsif (ref($filename) eq "ARRAY") {
+        foreach (@$filename) {
+            $display_file_text .= '<tt>'.$path.$_.'</tt><br />';
+        }
+    } elsif (ref($filename) eq "SCALAR") {
+        $display_file_text = '<tt>'.$path.$filename.'</tt>';        
+    }
+    return $display_file_text;
 }
 
 sub done {
     return ('<h3><a href="/adm/portfolio?currentpath='.
-	    $ENV{'form.currentpath'}.'">'.&mt('Done').'</a></h3>');
+	    $ENV{'form.currentpath'}.
+	    '&fieldname='.$ENV{'form.fieldname'}.
+	    '&mode='.$ENV{'form.mode'}.
+	    '">'.&mt('Done').'</a></h3>');
 }
 
 sub delete {
     my ($r)=@_;
-    &open_form($r);
-    $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
-    &close_form($r);
+    my @check;
+    my $file_name = $ENV{'form.currentpath'}.$ENV{'form.selectfile'};
+    my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
+
+    if (&Apache::lonnet::is_locked($file_name,$ENV{'user.domain'},$ENV{'user.name'} ) eq 'true') {
+        $r->print ("The file is locked and cannot be deleted.<br />");
+        $r->print(&done());
+    } else {
+        if (scalar(@files)) {
+            &open_form($r);
+            $r->print('<p>'.&mt('Delete').' '.&display_file(undef,\@files).'?</p>');
+            &close_form($r);
+        } else {
+            $r->print("No file was checked to delete.<br />");
+            $r->print(&done());
+        }
+    }
 } 
 
 sub delete_confirmed {
     my ($r)=@_;
-    my $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
+    my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
+    my $result;
+    foreach my $delete_file (@files) {
+        $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
 					       $ENV{'user.domain'},'portfolio'.
 					       $ENV{'form.currentpath'}.
-					       $ENV{'form.selectfile'});
-    if ($result ne 'ok') {
+					       $delete_file);
+        if ($result ne 'ok') {
 	$r->print('<font color="red"> An error occured ('.$result.
-		  ') while trying to delete '.&display_file().'</font><br />');
+		  ') while trying to delete '.&display_file(undef, $delete_file).'</font><br />');
+        }
     }
     $r->print(&done());
 }
@@ -228,10 +519,16 @@ sub delete_dir_confirmed {
 
 sub rename {
     my ($r)=@_;
-    &open_form($r);
-    $r->print('<p>'.&mt('Rename').' '.&display_file().' to 
-               <input name="filenewname" type="input" size="50" />?</p>');
-    &close_form($r);
+    my $file_name = $ENV{'form.currentpath'}.$ENV{'form.rename'};
+    if (&Apache::lonnet::is_locked($file_name,$ENV{'user.domain'},$ENV{'user.name'}) eq 'true') {
+        $r->print ("The file is locked and cannot be renamed.<br />");
+        $r->print(&done());
+    } else {
+        &open_form($r);
+        $r->print('<p>'.&mt('Rename').' '.&display_file().' to 
+                   <input name="filenewname" type="input" size="50" />?</p>');
+        &close_form($r);
+    }
 }
 
 sub rename_confirmed {
@@ -247,15 +544,63 @@ sub rename_confirmed {
     my $result=
 	&Apache::lonnet::renameuserfile($ENV{'user.name'},$ENV{'user.domain'},
             'portfolio'.$ENV{'form.currentpath'}.$ENV{'form.selectfile'},
-            'portfolio'.$ENV{'form.currentpath'}.$ENV{'form.filenewname'});
+            'portfolio'.$ENV{'form.currentpath'}.$filenewname);
     if ($result ne 'ok') {
 	$r->print('<font color="red"> An errror occured ('.$result.
 		  ') while trying to rename '.&display_file().' to '.
 		  &display_file(undef,$filenewname).'</font><br />');
     }
+    if ($filenewname ne $ENV{'form.filenewname'}) {
+        $r->print("The new file name was changed from:<br /><strong>".$ENV{'form.filenewname'}."</strong> to <strong>$filenewname </strong>");
+    }
     $r->print(&done());
 }
-
+sub select_files {
+    my ($r)=@_;
+    if ($ENV{'form.continue'} eq 'true') {
+        # here we update the selections for the currentpath
+        # eventually, have to handle removing those not checked, but . . . 
+        my @items=&Apache::loncommon::get_env_multiple('form.selectfile');
+        &Apache::lonnet::save_selected_files($ENV{'user.name'}, $ENV{'form.currentpath'}, @items);
+    } else {
+        if ($ENV{'form.currentpath'} eq '/') {
+            #empty the file for a fresh start
+            # &Apache::lonnet::clear_selected_files($ENV{'user.name'});
+        }
+    }
+    my @files = &Apache::lonnet::files_not_in_path($ENV{'user.name'}, $ENV{'form.currentpath'});
+    my $java_files = join ",", @files;
+    if ($java_files) {
+        $java_files.=',';
+    }
+    my $javascript =(<<ENDSMP);
+        <script language='javascript'>
+        function finishSelect() {
+ENDSMP
+    $javascript .= 'fileList = "'.$java_files.'";';
+    $javascript .= (<<ENDSMP);
+            for (i=0;i<document.forms.checkselect.length;i++) { 
+                if (document.forms.checkselect[i].checked){
+                    fileList = fileList + document.forms.checkselect.currentpath.value + document.forms.checkselect[i].value + "," ;
+                }
+            }
+            opener.document.forms.lonhomework.
+ENDSMP
+    $javascript .= $ENV{'form.fieldname'};
+    $javascript .= (<<ENDSMP);
+        .value=fileList;
+            self.close();
+        }
+        </script>
+ENDSMP
+    $r->print($javascript);
+    $r->print("<h1>Select portfolio files</h1>
+                Check as many as you wish in response to the essay problem.<br />");
+    $r->print("<strong>Files selected from other directories:</strong><br />");
+    foreach (&Apache::lonnet::files_not_in_path($ENV{'user.name'}, $ENV{'form.currentpath'})) {
+        $r->print($_."<br />");
+    }
+}
 sub upload {
     my ($r)=@_;
     my $fname=$ENV{'form.uploaddoc.filename'};
@@ -277,7 +622,7 @@ sub upload {
         }
     }
     my $current_disk_usage = &Apache::lonnet::diskusage($ENV{'user.domain'}, $ENV{'user.name'},$portfolio_root);
-    if (($current_disk_usage + $filesize) > $disk_quota){
+    if ((($current_disk_usage/1000) + $filesize) > $disk_quota){
         $r->print('<font color="red">Unable to upload <strong>'.$fname.' (size = '.$filesize.' kilobytes</strong>. Disk quota will be exceeded.'.
                   '<br />Disk quota is '.$disk_quota.' kilobytes. Your current disk usage is '.$current_disk_usage.' kilobytes.');
     } 
@@ -329,13 +674,16 @@ sub createdir {
 	    	      ') while trying to create a new directory '.&display_file().'</font><br />');
         }
     }
+    if ($newdir ne $ENV{'form.newdir'}) {
+        $r->print("The new directory name was changed from:<br /><strong>".$ENV{'form.newdir'}."</strong> to <strong>$newdir </strong>");  
+    }
     $r->print(&done());
 }
 
 sub handler {
     # this handles file management
     my $r = shift;
-	my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
+    my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
 							 $ENV{'user.name'}).
 							'/userfiles/portfolio';
     &Apache::loncommon::no_cache($r);
@@ -348,13 +696,22 @@ sub handler {
               &Apache::loncommon::bodytag('Portfolio Manager'));
     $r->rflush();
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
-                                            ['selectfile','currentpath',
-					     'currentfile']);
+                                            ['selectfile','currentpath','meta',
+					     'currentfile','action','fieldname','mode','rename']);
 	if (($ENV{'form.storeupl'} eq 'Upload') & (!$ENV{'form.uploaddoc.filename'})){
    	    $r->print('<font color="red"> No file was selected to upload.'.
    	            'To upload a file, click <strong>Browse...</strong>'.
    	            ', select a file, then click <strong>Upload</strong>,</font>');
 	}
+    if ($ENV{'form.meta'}) {
+        &open_form($r);
+        $r->print(&edit_meta_data($r, $ENV{'form.currentpath'}.$ENV{'form.selectfile'}));
+        $r->print('Edit the meta data<br />');
+        &close_form($r);
+    }
+    if ($ENV{'form.store'}) {
+    }
+
     if ($ENV{'form.uploaddoc.filename'}) {
 	&upload($r);
     } elsif ($ENV{'form.action'} eq 'delete' && $ENV{'form.confirmed'}) {
@@ -367,7 +724,9 @@ sub handler {
 	&delete_dir($r);
     } elsif ($ENV{'form.action'} eq 'rename' && $ENV{'form.confirmed'}) {
 	&rename_confirmed($r);
-    } elsif ($ENV{'form.action'} eq 'rename') {
+    } elsif ($ENV{'form.rename'}) {
+        $ENV{'form.selectfile'} = $ENV{'form.rename'};
+        $ENV{'form.action'} = 'rename';
 	&rename($r);
     } elsif ($ENV{'form.createdir'}) {
 	&createdir($r);
@@ -379,26 +738,34 @@ sub handler {
 	my @dir_list=&Apache::lonnet::dirlist($current_path,
 					    $ENV{'user.domain'},
 					    $ENV{'user.name'},$portfolio_root);
-    if (@dir_list[0] eq 'no_such_dir'){
-        # two main reasons for this: 1) never been here, so directory structure not created
-        #                            2) back-button navigation after deleting a directory
-        if ($current_path eq '/'){
+	if ($dir_list[0] eq 'no_such_dir'){
+	    # two main reasons for this:
+            #    1) never been here, so directory structure not created
+	    #    2) back-button navigation after deleting a directory
+	    if ($current_path eq '/'){
 	        &Apache::lonnet::mkdiruserfile($ENV{'user.name'},
-	        $ENV{'user.domain'},'portfolio');
-        }else{ # some directory that snuck in
-            # get rid of the directory from the recent pulldown, just in case
-            &Apache::lonhtmlcommon::remove_recent('portfolio',[$current_path]);
-            $current_path = '/'; # force it back to the root        
-        }
-        # now grab the directory list again, for the first time
-    	@dir_list=&Apache::lonnet::dirlist($current_path,
-				    $ENV{'user.domain'},
-				    $ENV{'user.name'},$portfolio_root);
-        
-    }
+					       $ENV{'user.domain'},'portfolio');
+	    } else {
+                # some directory that snuck in get rid of the directory
+                # from the recent pulldown, just in case
+		&Apache::lonhtmlcommon::remove_recent('portfolio',
+						      [$current_path]);
+		$current_path = '/'; # force it back to the root        
+	    }
+	    # now grab the directory list again, for the first time
+	    @dir_list=&Apache::lonnet::dirlist($current_path,
+					    $ENV{'user.domain'},
+					    $ENV{'user.name'},$portfolio_root);
+        }
 	# need to know if directory is empty so it can be removed if desired
 	my $is_empty=(@dir_list == 2);
-	&display_directory($r,$current_path,$is_empty,\@dir_list);
+	&display_common($r,$current_path,$is_empty,\@dir_list);
+	if ($ENV{"form.mode"} eq 'selectfile'){
+	    &select_files($r);
+            &display_file_select($r,$current_path,$is_empty,\@dir_list);
+	} else {
+	    &display_directory($r,$current_path,$is_empty,\@dir_list);
+	}
 	$r->print("</body>\n</html>\n");
 	return OK;
     }