Javascript refactoring. History view now displays tags

[redakcja.git] / platforma / static / js / wiki / history_view.js

diff --git a/platforma/static/js/wiki/history_view.js b/platforma/static/js/wiki/history_view.js
new file mode 100644 (file)
index 0000000..0f35ca3
--- /dev/null
+++ b/platforma/static/js/wiki/history_view.js
@@ -0,0 +1,106 @@
+(function($){
+
+    function fetchDiff(success, failed){
+        var changelist = $('#changes-list');
+   
+               var selected = $('div.selected', changelist); 
+        
+        if (selected.length != 2) {
+            window.alert("Musisz zaznaczyć dokładnie dwie wersje do porównania.");
+            if(failed) failed();
+        }
+        
+        $.blockUI({
+            message: 'Wczytywanie porównania...'
+        });
+        
+        $.ajax({
+                       method: "GET",
+            url: document.location.href + '/diff/' + rev_a.val() + '/' + rev_b.val(),
+            dataType: 'html',
+            error: function(){
+                $.unblockUI();
+                if(failed) failed('Nie udało się wczytać porównania z serwera.');
+            },
+            success: function(data){
+                var diffview = $('#diff-view');
+                diffview.html(data);
+                diffview.show();
+                $.unblockUI();
+                if(success) success(data);
+            }
+        });
+    }
+    
+    function HistoryPerspective(doc, callback) {
+               this.perspective_id = 'HistoryPerspective';
+               this.doc = doc;
+               
+        // first time page is rendered
+        $('#make-diff-button').click(fetchDiff);
+               
+               $('#changes-list div').live('click', function() {
+                       var $this = $(this);
+                       if($this.hasClass('selected')) 
+                               return $this.removeClass('selected');
+                               
+                       if($("#changes-list div.selected").length < 2)
+                               return $this.addClass('selected');
+               });
+               
+               $('#changes-list span.tag').live('click', function(event) {                     
+                       return false;                                           
+               });
+               
+               callback.call(this);
+    };
+    
+    HistoryPerspective.prototype = new $.wiki.Perspective();
+    
+    HistoryPerspective.prototype.freezeState = function(){
+        // must 
+    };
+    
+    HistoryPerspective.prototype.onEnter = function(success, failure) 
+       {               
+               $.wiki.Perspective.prototype.onEnter.call(this);
+               
+        $.blockUI({
+            message: 'Odświeżanie historii...'
+        });
+               
+               function _finalize(s) {
+                       $.unblockUI();
+                       
+                       if(s) { if(success) success(); }
+                       else { if(failure) failure(); }
+               }
+        
+        function _failure(doc, message) {
+          $('#history-view .message-box').html('Nie udało się odświeżyć historii:' + message).show();
+                 _finalize(false);    
+        };
+          
+               function _success(doc, data) {
+               $('#history-view .message-box').hide();
+            var changes_list = $('#changes-list');
+            var $stub = $('#history-view .row-stub');                
+            changes_list.html('');
+                
+            $.each(data, function(){
+               $.wiki.renderStub(changes_list, $stub, this);                                                           
+            });
+                       
+                       $('span[data-version-tag]', changes_list).each(function() {
+                               $(this).text($(this).attr('data-version-tag'));                         
+                       });
+                       
+                       _finalize(true);                        
+        };
+               
+               return this.doc.fetchHistory({success: _success, failure: _failure});
+    };    
+               
+       $.wiki.HistoryPerspective = HistoryPerspective;
+       
+})(jQuery);