--- loncom/interface/lonwhatsnew.pm	2006/09/06 19:20:04	1.61
+++ loncom/interface/lonwhatsnew.pm	2006/12/20 23:02:33	1.67
@@ -1,5 +1,5 @@
 #
-# $Id: lonwhatsnew.pm,v 1.61 2006/09/06 19:20:04 albertel Exp $
+# $Id: lonwhatsnew.pm,v 1.67 2006/12/20 23:02:33 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -286,11 +286,7 @@ sub display_actions_box {
         $result = &store_courseinit_setting($uname,$udom,$cid,$initpage);
     }
 
-    my %threshold = (
-                      av_attempts => 2,
-                      degdiff => 0.5,
-                      numstudents => 2,
-                     );
+    my %threshold = ();
     my %pagedesc = &Apache::lonlocal::texthash (
                      firstres => 'First resource',
                      whatsnew => "What's New? page",
@@ -468,9 +464,6 @@ sub display_threshold_config {
     my $rowColor;
 
     my @thresholditems = ("av_attempts","degdiff","numstudents");
-    foreach my $item (@thresholditems) {
-        $threshold{$item} = '';
-    }
     my %threshold_titles = &Apache::lonlocal::texthash(
                          av_attempts => 'Average number of attempts',
                          degdiff => 'Degree of difficulty',
@@ -747,6 +740,10 @@ sub getitems {
         %{$$ungraded{$symb}} = ();
         %{$$triggered{$symb}} = ();
         $$triggered{$symb}{numparts} = 0;
+        if ($resource->encrypted()) {
+            $$triggered{$symb}{'enclink'} = $resource->link();
+            $$triggered{$symb}{'encsymb'} = $resource->shown_symb();
+        }
         my $title = $resource->compTitle();
         $$res_title{$symb} = $title;
         my $ressymb = $resource->wrap_symb();
@@ -788,12 +785,17 @@ sub check_discussions {
     %{$$unread{$ressymb}} = ();
     $$unread{$ressymb}{'title'} = $title;
     $$unread{$ressymb}{'symb'} = $symb;
+    if ($resource->encrypted()) {
+        $$unread{$ressymb}{'enclink'} = $resource->link();
+        $$unread{$ressymb}{'encsymb'} = $resource->shown_symb();
+    }
     push(@{$newdiscussions}, $ressymb);
     
     $$unread{$ressymb}{'lastpost'} = $resource->last_post_time();
     
     if ($countunread eq 'on') {
-	$$unread{$ressymb}{'unreadcount'} = $resource->unread_discussion();
+	$$unread{$ressymb}{'unreadcount'} = 
+                            $resource->discussion_info('unread');
     }
 }
 
@@ -814,7 +816,11 @@ sub check_handgraded {
             if (@ungraded > 0) {
                 $$ungraded{$symb}{count} = scalar(@ungraded);
                 $$ungraded{$symb}{title} = $title;
-                push(@{$tograde}, $symb);
+                if ($resource->encrypted()) {
+                    $$ungraded{$symb}{'enclink'} = $resource->link();
+                    $$ungraded{$symb}{'encsymb'} = $resource->shown_symb();
+                }
+                push(@{$tograde},$symb);
             }
         }
     }
@@ -883,29 +889,28 @@ sub check_thresholds {
     }
     if ($warning) {
         $$triggered{$symb}{title} = $resource->title;
+        my $partcount = 0;
+        @{$$triggered{$symb}{text}} = ();
         foreach my $part (@parts) {
             if (exists($stats{$part}{users})) {
                 my $resetname = 'reset_'.&escape($symb."\0".$part);
                 my $resettitle = 'title_'.&escape($symb."\0".$part);
-                if ($$triggered{$symb}{numparts}) {
-                    $$triggered{$symb}{text} .= '<tr>'."\n";
-                }
                 if (@parts > 1) {
-                    $$triggered{$symb}{text} .= '
+                    $$triggered{$symb}{text}[$partcount] = '
                      <td>part - '.$part.'</td>';
                 } else {
-                    $$triggered{$symb}{text} .= '
+                    $$triggered{$symb}{text}[$partcount] = '
                      <td>single part</td>';
                 }
-                $$triggered{$symb}{text} .= '
+                $$triggered{$symb}{text}[$partcount] .= '
                      <td>'.$stats{$part}{users}.'</td>
                      <td>'.$stats{$part}{attempts}.'</td>
                      <td>'.$stats{$part}{degdiff}.'</td>
                      <td>'.$lastreset{$part}.'</td>
-                     <td><input type="checkbox" name="'.$resetname.'" /><input type="hidden" name="'.$resettitle.'" value="'.&escape($$triggered{$symb}{title}).'" /></td>
-                    </tr>';
-                $$triggered{$symb}{numparts} ++;
+                     <td><input type="checkbox" name="'.$resetname.'" /><input type="hidden" name="'.$resettitle.'" value="'.&escape($$triggered{$symb}{title}).'" /></td>';
+                $partcount ++;
             }
+            $$triggered{$symb}{numparts} = $partcount;
         }
         push(@{$warnings},$symb);
     }
@@ -914,6 +919,11 @@ sub check_thresholds {
 
 sub get_curr_thresholds {
     my ($threshold,$uname,$udom,$cid,$cdom,$crs) = @_;
+    # set default values
+    %$threshold = (av_attempts => 2,
+                  degdiff => 0.5,
+                  numstudents => 2
+                  );
     my %thresholdsettings = &Apache::lonnet::dump('nohist_whatsnew',$udom,
                                                      $uname,$cid.':threshold');
     my $thresholdcount = 0;
@@ -1005,7 +1015,7 @@ sub process_update {
         next if ($_!~/^form\.(.+)\_setparmval$/);
         my $name  = $1;
         my $value = $env{'form.'.$name.'_value'};
-        if ($name && defined($value)) {
+        if ($name && defined($value) && ($value ne '')) {
             my $put_result = &Apache::lonnet::put('nohist_whatsnew',
                                                   {$name=>$value},$udom,$uname);
            
@@ -1148,7 +1158,10 @@ sub display_handgrade {
             my ($map,$id,$url)=&Apache::lonnet::decode_symb($res);
             my $linkurl=&Apache::lonnet::clutter($url);
             $linkurl .= '?symb='.&escape($res);
-                                                                               
+            if ($$ungraded{$res}{'enclink'}) {
+                $linkurl = 
+                    $$ungraded{$res}{'enclink'}.'?symb='.$$ungraded{$res}{'encsymb'};
+            } 
             $r->print('<tr bgcolor="'.$rowColor.'"><td><a href="'.$linkurl.'"><small>'.$$ungraded{$res}{title}.'</small></a></td><td align="right"><small>'.$$ungraded{$res}{count}.'</small></td></tr>');
             $rowNum ++;
         }
@@ -1218,14 +1231,30 @@ sub display_abovethreshold {
                 $rowspan = 'rowspan="'.$$triggered{$res}{numparts}.'"';
             }
             $linkurl .= '?symb='.&escape($res);
-            $r->print('<tr class="'.($row%2?'LC_odd_row':'').'">'.
+            if ($$triggered{$res}{'enclink'}) {
+                $linkurl = 
+                  $$triggered{$res}{'enclink'}.'?symb='.$$triggered{$res}{'encsymb'};
+            }
+            my $css_class = $row%2?'LC_odd_row':'';
+            $r->print('<tr class="'.$css_class.'">'.
 		      '<td class="LC_first_item" '.$rowspan.'><a href="'.$linkurl.'">'.
-		      $$triggered{$res}{title}.'</a></td>'.
-		      $$triggered{$res}{text});
+		      $$triggered{$res}{title}.'</a></td>');
+                      if (ref($$triggered{$res}{text}) eq 'ARRAY') {
+		          $r->print($$triggered{$res}{text}[0]);
+                      }
+                      $r->print('</tr>');
+            if (ref($$triggered{$res}{text}) eq 'ARRAY') {
+                if (@{$$triggered{$res}{text}} > 1) {
+                    for (my $i=1; $i<@{$$triggered{$res}{text}}; $i++) {
+                        $r->print('<tr class="'.$css_class.'">'.
+                                  $$triggered{$res}{text}[$i].'</tr>');
+                    }
+                }
+            }
         }
         $r->print('<tr class="LC_info_row"><td colspan="7"><br /><input type="submit" name="counters" value="'.$lt{'rese'}.'" /></td></tr></form>');
     } else {
-        $r->print('<tr class="LC_empty_row"><br />'.$lt{'nopr'}.'<br /></td></tr>');
+        $r->print('<tr class="LC_empty_row"><td>'.$lt{'nopr'}.'</td></tr>');
     }
 }
 
@@ -1296,9 +1325,13 @@ sub display_coursediscussion {
             my $forum_title = $$unread{$ressymb}{'title'};
             my $type = 'Resource';
             my $feedurl=&Apache::lonfeedback::get_feedurl($ressymb);
+            my $disclink = $feedurl.'?symb='.$$unread{$ressymb}{symb};
             if ($feedurl =~ /bulletinboard/) {
                 $type = 'Bulletin Board';
             }
+            if ($$unread{$ressymb}{'enclink'}) {
+                $disclink = $$unread{$ressymb}{'enclink'}.'?symb='.$$unread{$ressymb}{'encsymb'};
+            }
             if ($rowNum %2 == 1) {
                 $rowColor = $rowColor1;
             } else {
@@ -1306,7 +1339,7 @@ sub display_coursediscussion {
             }
             my $lastpost = &Apache::lonnavmaps::timeToHumanString(
                                                $$unread{$ressymb}{'lastpost'});
-            $r->print('<tr bgcolor="'.$rowColor.'"><td><small><a href="'.$feedurl.'?symb='.$$unread{$ressymb}{symb}.'">'.$forum_title.'</a>&nbsp;</td><td><small>'.$type.'&nbsp;</small></td>');
+            $r->print('<tr bgcolor="'.$rowColor.'"><td><small><a href="'.$disclink.'">'.$forum_title.'</a>&nbsp;</td><td><small>'.$type.'&nbsp;</small></td>');
             if ($countunread eq 'on') {
                 my $unreadnum = $$unread{$ressymb}{'unreadcount'};
                 $r->print('<td><small>'.$lastpost.'<small></td><td align="right">'.