platforma/static/js/wiki/history_view.js

   1 (function($){
   2
   3     function fetchDiff(success, failed){
   4         var changelist = $('#changes-list');
   5
   6                 var selected = $('div.selected', changelist);
   7
   8         if (selected.length != 2) {
   9             window.alert("Musisz zaznaczyć dokładnie dwie wersje do porównania.");
  10             if(failed) failed();
  11         }
  12
  13         $.blockUI({
  14             message: 'Wczytywanie porównania...'
  15         });
  16
  17         $.ajax({
  18                         method: "GET",
  19             url: document.location.href + '/diff/' + rev_a.val() + '/' + rev_b.val(),
  20             dataType: 'html',
  21             error: function(){
  22                 $.unblockUI();
  23                 if(failed) failed('Nie udało się wczytać porównania z serwera.');
  24             },
  25             success: function(data){
  26                 var diffview = $('#diff-view');
  27                 diffview.html(data);
  28                 diffview.show();
  29                 $.unblockUI();
  30                 if(success) success(data);
  31             }
  32         });
  33     }
  34
  35     function HistoryPerspective(doc, callback) {
  36                 this.perspective_id = 'HistoryPerspective';
  37                 this.doc = doc;
  38
  39         // first time page is rendered
  40         $('#make-diff-button').click(fetchDiff);
  41
  42                 $('#changes-list div').live('click', function() {
  43                         var $this = $(this);
  44                         if($this.hasClass('selected'))
  45                                 return $this.removeClass('selected');
  46
  47                         if($("#changes-list div.selected").length < 2)
  48                                 return $this.addClass('selected');
  49                 });
  50
  51                 $('#changes-list span.tag').live('click', function(event) {
  52                         return false;
  53                 });
  54
  55                 callback.call(this);
  56     };
  57
  58     HistoryPerspective.prototype = new $.wiki.Perspective();
  59
  60     HistoryPerspective.prototype.freezeState = function(){
  61         // must
  62     };
  63
  64     HistoryPerspective.prototype.onEnter = function(success, failure)
  65         {
  66                 $.wiki.Perspective.prototype.onEnter.call(this);
  67
  68         $.blockUI({
  69             message: 'Odświeżanie historii...'
  70         });
  71
  72                 function _finalize(s) {
  73                         $.unblockUI();
  74
  75                         if(s) { if(success) success(); }
  76                         else { if(failure) failure(); }
  77                 }
  78
  79         function _failure(doc, message) {
  80           $('#history-view .message-box').html('Nie udało się odświeżyć historii:' + message).show();
  81                   _finalize(false);
  82         };
  83
  84                 function _success(doc, data) {
  85                 $('#history-view .message-box').hide();
  86             var changes_list = $('#changes-list');
  87             var $stub = $('#history-view .row-stub');
  88             changes_list.html('');
  89
  90             $.each(data, function(){
  91                 $.wiki.renderStub(changes_list, $stub, this);
  92             });
  93
  94                         $('span[data-version-tag]', changes_list).each(function() {
  95                                 $(this).text($(this).attr('data-version-tag'));
  96                         });
  97
  98                         _finalize(true);
  99         };
 100
 101                 return this.doc.fetchHistory({success: _success, failure: _failure});
 102     };
 103
 104         $.wiki.HistoryPerspective = HistoryPerspective;
 105
 106 })(jQuery);