--- loncom/interface/portfolio.pm	2006/07/04 23:52:10	1.129
+++ loncom/interface/portfolio.pm	2006/07/08 01:20:40	1.132
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # portfolio browser
 #
-# $Id: portfolio.pm,v 1.129 2006/07/04 23:52:10 banghart Exp $
+# $Id: portfolio.pm,v 1.132 2006/07/08 01:20:40 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -36,6 +36,7 @@ use Apache::lonfeedback;
 use Apache::lonlocal;
 use Apache::lonnet;
 use Apache::longroup;
+use Apache::lonhtmlcommon;
 use HTML::Entities;
 use LONCAPA;
 
@@ -183,6 +184,7 @@ sub display_directory {
     my $href_location="/uploaded/$udom/$uname/$port_path".$current_path;
     my $href_edit_location="/editupload/$udom/$uname/$port_path".$current_path;
     my @dir_lines;
+    my @version_lines;
     my %versioned;
     foreach my $line (sort 
 		      { 
@@ -196,19 +198,25 @@ sub display_directory {
     	$filename =~ s/\s+$//;
     	my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
     	if ($version) {
+    	    push(@version_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]);
     	    $versioned{$fname.'.'.$extension} .= $version.",";
+    	} else {
+    	    push(@dir_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]);
     	}
-        push(@dir_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]);
     }
     foreach my $line (@dir_lines) {
         my ($filename,$dom,$testdir,$size,$mtime,$obs) = @$line;
         my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
     	if (($filename ne '.') && ($filename ne '..') && ($filename !~ /\.meta$/ ) && ($filename !~ /(.*)\.(\d+)\.([^\.]*)$/)) {
-    	    my $version_flag;
+    	    my %version_flag;
+    	    my $show_versions;
+    	    if ($env{'form.showversions'} eq $filename) {
+    	        $show_versions = 'true';
+    	    }
     	    if (exists($versioned{$filename})) {
-    	        $version_flag = ' (*) ';
+    	        $version_flag{$filename} = '<a href="portfolio?showversions='.$filename.'"><img alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_pointer_closed.gif" /></a>';
     	    } else {
-    	        $version_flag = '';
+    	        $version_flag{$filename} = '';
     	    }
             if ($dirptr&$testdir) {
 		my $colspan='colspan="2"';
@@ -217,7 +225,7 @@ sub display_directory {
                 }
 		$r->print('<tr class="LC_browser_folder"><td '.$colspan.'><img alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_closed.gif" /></td>');
                 $r->print('<td>Go to ...</td>');
-                $r->print('<td>'.&make_anchor($url,$filename.'/',$current_path.$filename.'/',$env{'form.mode'},$env{"form.fieldname"},$env{'form.continue'},$group).$version_flag.'</td>'); 
+                $r->print('<td>'.$version_flag{$filename}.&make_anchor($url,$filename.'/',$current_path.$filename.'/',$env{'form.mode'},$env{"form.fieldname"},$env{'form.continue'},$group).'</td>'); 
                 $r->print('</tr>'); 
             } else {
 		my $css_class = 'LC_browser_file';
@@ -247,7 +255,7 @@ sub display_directory {
                             my $cat='<img alt="'.&mt('Catalog Information').
                             '" src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').'" />';
                             $line .= '<a href="'.$url.'?rename='.$filename.'&amp;currentpath='.$current_path.$groupecho.'">Rename</a>';
-                            $line .= '</td><td><a href="'.$href_edit_location.$filename.'.meta">'.$cat.'</a>'.$version_flag;
+                            $line .= '</td><td>'.$version_flag{$filename}.'<a href="'.$href_edit_location.$filename.'.meta">'.$cat.'</a>';
                         }
                         $line .= '</td>';
                     }
@@ -288,8 +296,8 @@ sub display_directory {
 		    }
 		}
 		$r->print('<td><img alt="" src="'.&Apache::loncommon::icon($filename).'" /></td>');
-		$r->print('<td><a href="'.$href_location.$filename.'">'.
-			  $filename.'</a>'.$version_flag.'</td>'); 
+		$r->print('<td>'.$version_flag{$filename}.'<a href="'.$href_location.$filename.'">'.
+			  $filename.'</a></td>'); 
 		$r->print('<td>'.$size.'</td>');
 		$r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
 		if ($select_mode ne 'true') {
@@ -1668,14 +1676,32 @@ sub missing_priv {
     return;
 }
 
+sub coursegrp_portfolio_header {
+    my ($cdom,$cnum,$group,$grp_desc)=@_;
+    my $gpterm  = &Apache::loncommon::group_term();
+    my $ucgpterm = $gpterm;
+    $ucgpterm =~ s/^(\w)/uc($1)/e;
+    &Apache::lonhtmlcommon::add_breadcrumb
+        ({href=>"/adm/$cdom/$cnum/$group/smppg",
+          text=>"$ucgpterm: $grp_desc",
+          title=>"Go to group's home page"},
+         {href=>"//?group=$group",
+          text=>"Group Portfolio",
+          title=>"Display group portfolio"},);
+    my $output = &Apache::lonhtmlcommon::breadcrumbs(
+                         &mt('[_1] portfolio files - [_2]',$gpterm,$grp_desc));
+    return $output;
+}
+
+
 sub handler {
     # this handles file management
     my $r = shift;
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
          ['selectfile','currentpath','meta','lockinfo','currentfile','action',
 	  'fieldname','mode','rename','continue','group','access','setnum',
-          'cnum','cdom','type','setroles']);
-    my ($uname,$udom,$portfolio_root,$url,$group,$caller,$title);
+          'cnum','cdom','type','setroles','showversions']);
+    my ($uname,$udom,$portfolio_root,$url,$group,$caller,$title,$grp_desc);
     if ($r->uri =~ m|^(/adm/)([^/]+)|) {
         $url = $1.$2;
         $caller = $2;
@@ -1699,6 +1725,9 @@ sub handler {
             my %curr_groups = &Apache::longroup::coursegroups($udom,$uname,
 							       $group); 
             if (%curr_groups) {
+                my %grp_content = &Apache::longroup::get_group_settings(
+                                                         $curr_groups{$group});
+                $grp_desc = &unescape($grp_content{'description'});
                 if (($view_permission) || (&Apache::lonnet::allowed('rgf',
                                       $env{'request.course.id'}.'/'.$group))) {
                     $portfolio_root = &get_portfolio_root($group);
@@ -1848,6 +1877,10 @@ sub handler {
 	if ($env{'form.currentpath'}) {
 	    $current_path = $env{'form.currentpath'};
 	}
+        if ($caller eq 'coursegrp_portfolio') {
+            &Apache::lonhtmlcommon::clear_breadcrumbs();
+            $r->print(&coursegrp_portfolio_header($udom,$uname,$group,$grp_desc));
+        }
         my @dir_list=&get_dir_list($portfolio_root,$group);
 	if ($dir_list[0] eq 'no_such_dir'){
 	    # two main reasons for this: