readable error message for no image dir

[redakcja.git] / redakcja / static / js / wiki / view_history.js

diff --git a/redakcja/static/js/wiki/view_history.js b/redakcja/static/js/wiki/view_history.js
index 348f0c7..d35a8da 100644 (file)
--- a/redakcja/static/js/wiki/view_history.js
+++ b/redakcja/static/js/wiki/view_history.js
@@ -15,6 +15,10 @@
                                self.showTagForm();
                        });
 
+               $('#doc-revert-button').click(function() {
+                   self.revertDocumentToVersion();
+               });
+
                        $('#open-preview-button').click(function(event) {
                                var selected = $('#changes-list .entry.selected');
 
@@ -31,11 +35,23 @@
 
                $('#changes-list .entry').live('click', function(){
                var $this = $(this);
-               if ($this.hasClass('selected'))
-                       return $this.removeClass('selected');
 
-               if ($("#changes-list .entry.selected").length < 2)
-                       return $this.addClass('selected');
+               var selected_count = $("#changes-list .entry.selected").length;
+
+               if ($this.hasClass('selected')) {
+                       $this.removeClass('selected');
+                       selected_count -= 1;
+               }
+               else {
+                   if (selected_count  < 2) {
+                       $this.addClass('selected');
+                       selected_count += 1;
+                   };
+               };
+
+               $('#history-view-editor .toolbar button').attr('disabled', 'disabled').
+                   filter('*[data-enabled-when~=' + selected_count + '], *[data-enabled-when~=*]').
+                   attr('disabled', null);
                });
 
            $('#changes-list span.tag').live('click', function(event){
@@ -156,6 +172,18 @@
         });
     };
 
+    HistoryPerspective.prototype.revertDocumentToVersion = function(){
+        var selected = $('#changes-list .entry.selected');
+
+        if (selected.length != 1) {
+            window.alert("Musisz zaznaczyć dokładnie jedną wersję.");
+            return;
+        }
+
+        var version = parseInt($("*[data-stub-value='version']", selected[0]).text());
+        this.doc.revertToVersion({'revision': version});
+    };
+
     $.wiki.HistoryPerspective = HistoryPerspective;
 
 })(jQuery);