Reselect torrents in WebUI after full update

Temp fix for #8209.

src/webui/www/private/scripts/client.js

@@ -289,9 +289,11 @@ window.addEvent('load', function () {
             onSuccess : function (response) {
                 $('error_div').set('html', '');
                 if (response) {
+                    var torrentsTableSelectedRows;
                     var update_categories = false;
                     var full_update = (response['full_update'] === true);
                     if (full_update) {
+                        torrentsTableSelectedRows = torrentsTable.selectedRowsIds();
                         torrentsTable.clear();
                         category_list = {};
                     }
@@ -348,6 +350,10 @@ window.addEvent('load', function () {
                         updateCategoryList();
                         torrentsTableContextMenu.updateCategoriesSubMenu(category_list);
                     }
+
+                    if (full_update)
+                        // re-select previously selected rows
+                        torrentsTable.reselectRows(torrentsTableSelectedRows);
                 }
                 clearTimeout(syncMainDataTimer);
                 syncMainDataTimer = syncMainData.delay(syncMainDataTimerPeriod);

src/webui/www/private/scripts/dynamicTable.js

@@ -500,6 +500,15 @@ var DynamicTable = new Class({
             this.onSelectedRowChanged();
         },
 
+        reselectRows : function(rowIds) {
+            this.deselectAll();
+            this.selectedRows = rowIds.slice();
+            this.tableBody.getElements('tr').each(function(tr) {
+                if (rowIds.indexOf(tr.rowId) > -1)
+                    tr.addClass('selected');
+            });
+        },
+
         onSelectedRowChanged : function () {},
 
         updateRowData : function (data) {