--- loncom/interface/lonwishlistdisplay.pm	2012/08/03 01:26:33	1.4
+++ loncom/interface/lonwishlistdisplay.pm	2014/02/16 21:50:16	1.5
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to display the wishlist (handler)
 #
-# $Id: lonwishlistdisplay.pm,v 1.4 2012/08/03 01:26:33 raeburn Exp $
+# $Id: lonwishlistdisplay.pm,v 1.5 2014/02/16 21:50:16 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -76,12 +76,12 @@ sub handler {
            $root = &Apache::lonwishlist::newEntry($root, $env{'form.title'}, $env{'form.path'}, $env{'form.note'});
         }
 
-        # get unprocessed_cgi (i.e. marked entries, mode ...) 
+        # get unprocessed_cgi (i.e. marked entries, mode ...)
         &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['action','mark','markedToMove','mode','newtitle','note','rat','setTitle','setPath']);
 
         # change the order of entries within a level, that means sorting the entries
         my $changeOrder = 0;
-        if (defined $env{'form.sel'}) {
+        if (defined($env{'form.sel'})) {
             my @sel = &Apache::loncommon::get_env_multiple('form.sel');
             my $indexNode;
             my $at;
@@ -93,37 +93,35 @@ sub handler {
             }
             if ($at ne '') {
                 $changeOrder = 1;
-                $root =  &Apache::lonwishlist::sortEntries($root, $indexNode,$at);
+                $root = &Apache::lonwishlist::sortEntries($root, $indexNode,$at);
             }
         }
 
         # get all marked (checkboxes) entries
         my @marked = ();
-        if (defined $env{'form.mark'}) {
+        if (defined($env{'form.mark'})) {
             @marked = &Apache::loncommon::get_env_multiple('form.mark');
         }
 
         # move entries from one folder to another
-        if (defined $env{'form.markedToMove'}) {
+        if (defined($env{'form.markedToMove'})) {
            my $markedToMove = $env{'form.markedToMove'};
            my @ToMove = split(/\,/,$markedToMove);
            my $moveTo = $env{'form.mark'};
-           if (defined $moveTo){ 
-               $root =  &Apache::lonwishlist::moveEntries($root, \@ToMove,$moveTo);
+           if (defined($moveTo)) { 
+               $root = &Apache::lonwishlist::moveEntries($root, \@ToMove,$moveTo);
            }
            $changeOrder = 1;
-    
         }
 
         # delete entries
         if ($env{'form.action'} eq 'delete') {
             $root = &Apache::lonwishlist::deleteEntries($root, \@marked);
         }
-   
 
         # get all titles and notes and save them
         # only save, if user wants to save changes
-        # do not save, when current action is 'delete' or 'sort' or 'move' 
+        # do not save, when current action is 'delete' or 'sort' or 'move'
         my @newTitles = ();
         my @newPaths = ();
         my @newNotes = ();
@@ -156,30 +154,23 @@ sub handler {
         my $page;
         if ($env{'form.mode'} eq 'edit') {
             $page = &Apache::lonwishlist::makePage($root, "edit");
-        }
-        elsif ($env{'form.mode'} eq 'move') {
+        } elsif ($env{'form.mode'} eq 'move') {
             $page = &Apache::lonwishlist::makePage($root, "move", \@marked);
-        }
-        elsif ($env{'form.mode'} eq 'import') {
+        } elsif ($env{'form.mode'} eq 'import') {
             $page = &Apache::lonwishlist::makePageImport($root, $env{'form.rat'});
-        }
-        elsif ($env{'form.mode'} eq 'newLink') {
+        } elsif ($env{'form.mode'} eq 'newLink') {
             $page = &Apache::lonwishlist::makePopUpNewLink($env{'form.setTitle'},$env{'form.setPath'});
-        }
-        elsif ($env{'form.mode'} eq 'newFolder') {
+        } elsif ($env{'form.mode'} eq 'newFolder') {
             $page = &Apache::lonwishlist::makePopUpNewFolder();
-        }
-        elsif ($env{'form.mode'} eq 'set') {
+        } elsif ($env{'form.mode'} eq 'set') {
             $page = &Apache::lonwishlist::makePageSet();
-        }
-        else {
+        } else {
             $page = &Apache::lonwishlist::makePage($root, "view");
         }
         @marked = ();
         $r->print($page);
-    }
-    # An error occured, print an error-page
-    else {
+    } else {
+        # An error occured, print an error-page
         my $errorPage = &Apache::lonwishlist::makeErrorPage();
         $r->print($errorPage);
     }