--- loncom/interface/portfolio.pm	2006/06/28 19:56:59	1.125
+++ loncom/interface/portfolio.pm	2006/07/05 22:52:53	1.131
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # portfolio browser
 #
-# $Id: portfolio.pm,v 1.125 2006/06/28 19:56:59 albertel Exp $
+# $Id: portfolio.pm,v 1.131 2006/07/05 22:52:53 banghart Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -183,6 +183,7 @@ 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 
 		      { 
@@ -196,14 +197,26 @@ sub display_directory {
     	$filename =~ s/\s+$//;
     	my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
     	if ($version) {
-    	    $versioned{$fname} .= $version.",";
+    	    push(@version_lines, [$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 $show_versions;
+    	    if ($env{'form.showversions'} eq $filename) {
+    	        $show_versions = 'true';
+    	    }
+    	    if (exists($versioned{$filename})) {
+    	        $version_flag{$filename} = '<a href="portfolio?showversions='.$filename.'"><img alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_pointer_closed.gif" /></a>';
+    	    } else {
+    	        $version_flag{$filename} = '';
+    	    }
             if ($dirptr&$testdir) {
 		my $colspan='colspan="2"';
                 if ($select_mode eq 'true'){
@@ -211,18 +224,12 @@ 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).'</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';
 		my $line;
-                my $version_flag;
-                if (exists($versioned{$fname})) {
-                   $version_flag = "*";
-                } else {
-                    $version_flag = "";
-                }
-               my $fullpath = $current_path.$filename;
+                my $fullpath = $current_path.$filename;
                 $fullpath = &prepend_group($fullpath,$group);
                 if ($select_mode eq 'true') {
                     $line='<td><input type="checkbox" name="checkfile" value="'.$filename.'"';
@@ -247,7 +254,7 @@ 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>';
+                            $line .= '</td><td>'.$version_flag{$filename}.'<a href="'.$href_edit_location.$filename.'.meta">'.$cat.'</a>';
                         }
                         $line .= '</td>';
                     }
@@ -288,7 +295,7 @@ sub display_directory {
 		    }
 		}
 		$r->print('<td><img alt="" src="'.&Apache::loncommon::icon($filename).'" /></td>');
-		$r->print('<td><a href="'.$href_location.$filename.'">'.
+		$r->print('<td>'.$version_flag{$filename}.'<a href="'.$href_location.$filename.'">'.
 			  $filename.'</a></td>'); 
 		$r->print('<td>'.$size.'</td>');
 		$r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
@@ -297,17 +304,17 @@ sub display_directory {
 			      &mt($curr_access).'&nbsp;&nbsp;&nbsp;');
 		    $r->print('<a href="'.$url.'?access='.$filename.
 			      '&amp;currentpath='.$current_path.$groupecho.
-			      '">'.$access_admin_text.'</a></span>');
+			      '">'.$access_admin_text.'</a></span></td>');
 		}
-		$r->print('</td></tr>'.$/);
+		$r->print('</tr>'.$/);
             }
         }
     }
     if ($select_mode eq 'true') {
         $r->print('</table>
-            <input type="hidden" name="continue" value="true">
-            <input type="hidden" name="fieldname" value="'.$env{'form.fieldname'}.'">
-            <input type="hidden" name="mode" value="selectfile">
+            <input type="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.'" />
@@ -1408,11 +1415,7 @@ ENDSMP
                     fileList = fileList + document.forms.checkselect.currentpath.value + document.forms.checkselect[i].value + "," ;
                 }
             }
-            opener.document.forms.lonhomework.
-ENDSMP
-    $javascript .= $env{'form.fieldname'};
-    $javascript .= (<<ENDSMP);
-        .value=fileList;
+            opener.document.forms.lonhomework.$env{'form.fieldname'}.value=fileList;
             self.close();
         }
         </script>
@@ -1433,6 +1436,14 @@ sub upload {
     my $fname=$env{'form.uploaddoc.filename'};
     my $filesize = (length($env{'form.uploaddoc'})) / 1000; #express in k (1024?)
     my $disk_quota = 20000; # expressed in k
+    if (defined($group)) {
+        my $grp_quota = &get_group_quota($group); # quota expressed in k 
+        if ($grp_quota ne '') {
+            $disk_quota = $grp_quota;
+        } else {
+            $disk_quota = 0;
+        }
+    }
     $fname=&Apache::lonnet::clean_filename($fname);
 
     my $portfolio_root=&get_portfolio_root($group);
@@ -1484,6 +1495,7 @@ sub upload {
         }
     }
 }
+
 sub lock_info {
     my ($r,$url,$group) = @_;
     my ($uname,$udom) = &get_name_dom($group);
@@ -1566,6 +1578,23 @@ sub get_portfolio_root {
     return (&Apache::loncommon::propath($udom,$uname).$path);
 }
 
+sub get_group_quota {
+    my ($group) = @_;
+    my $group_quota; 
+    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+    my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$group);
+    if (%curr_groups) {
+        my %group_info =  &Apache::longroup::get_group_settings(
+                                                    $curr_groups{$group});
+        $group_quota = $group_info{'quota'}; #expressed in Mb
+        if ($group_quota) {
+            $group_quota = 1000 * $group_quota; #expressed in k
+        } 
+    }
+    return $group_quota;
+} 
+
 sub get_dir_list {
     my ($portfolio_root,$group) = @_;
     my ($uname,$udom) = &get_name_dom($group);
@@ -1652,7 +1681,7 @@ sub handler {
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
          ['selectfile','currentpath','meta','lockinfo','currentfile','action',
 	  'fieldname','mode','rename','continue','group','access','setnum',
-          'cnum','cdom','type','setroles']);
+          'cnum','cdom','type','setroles','showversions']);
     my ($uname,$udom,$portfolio_root,$url,$group,$caller,$title);
     if ($r->uri =~ m|^(/adm/)([^/]+)|) {
         $url = $1.$2;
@@ -1694,17 +1723,24 @@ sub handler {
             $earlyout = 1;
         }
         if ($earlyout) { return OK; }
-        if (&Apache::lonnet::allowed('agf',$env{'request.course.id'}.'/'.$group)) {
-            $can_setacl = 1;
-        }
-        if (&Apache::lonnet::allowed('ugf',$env{'request.course.id'}.'/'.$group)) {
-            $can_upload = 1;
-        }
-        if (&Apache::lonnet::allowed('mgf',$env{'request.course.id'}.'/'.$group)) {
+        if (&Apache::lonnet::allowed('mdg',$env{'request.course.id'})) {
             $can_modify = 1;
-        }
-        if (&Apache::lonnet::allowed('dgf',$env{'request.course.id'}.'/'.$group)) {
             $can_delete = 1;
+            $can_upload = 1;
+            $can_setacl = 1;
+        } else {
+            if (&Apache::lonnet::allowed('agf',$env{'request.course.id'}.'/'.$group)) {
+                $can_setacl = 1;
+            }
+            if (&Apache::lonnet::allowed('ugf',$env{'request.course.id'}.'/'.$group)) {
+                $can_upload = 1;
+            }
+            if (&Apache::lonnet::allowed('mgf',$env{'request.course.id'}.'/'.$group)) {
+                $can_modify = 1;
+            }
+            if (&Apache::lonnet::allowed('dgf',$env{'request.course.id'}.'/'.$group)) {
+                $can_delete = 1;
+            }
         }
     } else {
         ($uname,$udom) = &get_name_dom();