redakcja/static/js/wiki/base.js

   1 (function($)
   2 {
   3         var noop = function() { };
   4
   5         $.wiki = {
   6                 perspectives: {},
   7                 cls: {},
   8                 state: {
   9                         "version": 1,
  10                         "perspectives": {
  11                                 "ScanGalleryPerspective": {
  12                                         "show": true,
  13                                         "page": 1
  14                                 },
  15                                 "CodeMirrorPerspective": {}
  16                                 /*
  17                                 "VisualPerspective": {},
  18                                 "HistoryPerspective": {},
  19                                 "SummaryPerspective": {}
  20                                 */
  21                         }
  22                 }
  23         };
  24
  25         $.wiki.loadConfig = function() {
  26                 if(!window.localStorage)
  27                         return;
  28
  29                 try {
  30                         var value = window.localStorage.getItem(CurrentDocument.id) || "{}";
  31                         var config = JSON.parse(value);
  32
  33                         if (config.version == $.wiki.state.version) {
  34                                 $.wiki.state.perspectives = $.extend($.wiki.state.perspectives, config.perspectives);
  35                         }
  36                 } catch(e) {
  37                         console.log("Failed to load config, using default.");
  38                 }
  39
  40                 console.log("Loaded:", $.wiki.state, $.wiki.state.version);
  41         };
  42
  43         $(window).bind('unload', function() {
  44                 if(window.localStorage)
  45                         window.localStorage.setItem(CurrentDocument.id, JSON.stringify($.wiki.state));
  46         })
  47
  48
  49         $.wiki.activePerspective = function() {
  50                 return this.perspectives[$("#tabs li.active").attr('id')];
  51         };
  52
  53         $.wiki.exitContext = function() {
  54                 var ap = this.activePerspective();
  55                 if(ap) ap.onExit();
  56                 return ap;
  57         };
  58
  59         $.wiki.enterContext = function(ap) {
  60                 if(ap) ap.onEnter();
  61         };
  62
  63         $.wiki.isDirty = function() {
  64                 var ap = this.activePerspective();
  65                 return (!!CurrentDocument && CurrentDocument.has_local_changes) || ap.dirty();
  66         };
  67
  68         $.wiki.newTab = function(doc, title, klass) {
  69                 var base_id = 'id' + Math.floor(Math.random()* 5000000000);
  70                 var id = (''+klass)+'_' + base_id;
  71                 var $tab = $('<li id="'+id+'" data-ui-related="'+base_id+'" data-ui-jsclass="'+klass+'" >'
  72                                 + title + '<img src="'+STATIC_URL+'icons/close.png" class="tabclose"></li>');
  73                 var $view = $('<div class="editor '+klass+'" id="'+base_id+'"> </div>');
  74
  75                 this.perspectives[id] = new $.wiki[klass]({
  76                         doc: doc,
  77                         id: id,
  78                         base_id: base_id,
  79                 });
  80
  81                 $('#tabs').append($tab);
  82                 $view.hide().appendTo('#editor');
  83                 return {
  84                         tab: $tab[0],
  85                         view: $view[0],
  86                 };
  87         };
  88
  89         $.wiki.initTab = function(options) {
  90                 var klass = $(options.tab).attr('data-ui-jsclass');
  91
  92                 return new $.wiki[klass]({
  93                         doc: options.doc,
  94                         id: $(options.tab).attr('id'),
  95                         callback: function() {
  96                                 $.wiki.perspectives[this.perspective_id] = this;
  97                                 if(options.callback)
  98                                         options.callback.call(this);
  99                         }
 100                 });
 101         };
 102
 103         $.wiki.perspectiveForTab = function(tab) { // element or id
 104                 return this.perspectives[ $(tab).attr('id')];
 105         }
 106
 107         $.wiki.switchToTab = function(tab){
 108                 var self = this;
 109                 var $tab = $(tab);
 110
 111                 if($tab.length != 1)
 112                         $tab = $(DEFAULT_PERSPECTIVE);
 113
 114                 var $old = $('#tabs li').filter('.active');
 115
 116                 $old.each(function(){
 117                         $(this).removeClass('active');
 118                         self.perspectives[$(this).attr('id')].onExit();
 119                         $('#' + $(this).attr('data-ui-related')).hide();
 120                 });
 121
 122                 /* show new */
 123                 $tab.addClass('active');
 124                 $('#' + $tab.attr('data-ui-related')).show();
 125
 126                 console.log($tab);
 127                 console.log($.wiki.perspectives);
 128
 129                 $.wiki.perspectives[$tab.attr('id')].onEnter();
 130         };
 131
 132         /*
 133          * Basic perspective.
 134          */
 135         $.wiki.Perspective = function(options) {
 136                 if(!options) return;
 137
 138                 this.doc = options.doc;
 139                 if (options.id) {
 140                         this.perspective_id = options.id;
 141                 }
 142                 else {
 143                         this.perspective_id = '';
 144                 }
 145
 146                 if(options.callback)
 147                         options.callback.call(this);
 148         };
 149
 150         $.wiki.Perspective.prototype.config = function() {
 151                 return $.wiki.state.perspectives[this.perspective_id];
 152         }
 153
 154         $.wiki.Perspective.prototype.toString = function() {
 155                 return this.perspective_id;
 156         };
 157
 158         $.wiki.Perspective.prototype.dirty = function() {
 159                 return true;
 160         };
 161
 162         $.wiki.Perspective.prototype.onEnter = function () {
 163                 // called when perspective in initialized
 164                 if (!this.noupdate_hash_onenter) {
 165                         document.location.hash = '#' + this.perspective_id;
 166                 }
 167         };
 168
 169         $.wiki.Perspective.prototype.onExit = function () {
 170                 // called when user switches to another perspective
 171                 if (!this.noupdate_hash_onenter) {
 172                         document.location.hash = '';
 173                 }
 174         };
 175
 176         $.wiki.Perspective.prototype.destroy = function() {
 177                 // pass
 178         };
 179
 180         $.wiki.Perspective.prototype.freezeState = function () {
 181                 // free UI state (don't store data here)
 182         };
 183
 184         $.wiki.Perspective.prototype.unfreezeState = function (frozenState) {
 185                 // restore UI state
 186         };
 187
 188         /*
 189          * Stub rendering (used in generating history)
 190          */
 191         $.wiki.renderStub = function(params)
 192         {
 193                 params = $.extend({ 'filters': {} }, params);
 194                 var $elem = params.stub.clone();
 195                 $elem.removeClass('row-stub');
 196                 params.container.append($elem);
 197
 198                 $('*[data-stub-value]', $elem).each(function() {
 199                         var $this = $(this);
 200                         var field = $this.attr('data-stub-value');
 201
 202                         var value = params.data[field];
 203
 204                         if(params.filters[field])
 205                                 value = params.filters[field](value);
 206
 207                         if(value === null || value === undefined) return;
 208
 209                         if(!$this.attr('data-stub-target')) {
 210                                 $this.text(value);
 211                         }
 212                         else {
 213                                 $this.attr($this.attr('data-stub-target'), value);
 214                                 $this.removeAttr('data-stub-target');
 215                                 $this.removeAttr('data-stub-value');
 216                         }
 217                 });
 218
 219                 $elem.show();
 220                 return $elem;
 221         };
 222
 223         /*
 224          * Dialogs
 225          */
 226         function GenericDialog(element) {
 227                 if(!element) return;
 228
 229                 var self = this;
 230
 231                 self.$elem = $(element);
 232
 233                 if(!self.$elem.attr('data-ui-initialized')) {
 234                         console.log("Initializing dialog", this);
 235                         self.initialize();
 236                         self.$elem.attr('data-ui-initialized', true);
 237                 }
 238
 239                 self.show();
 240         };
 241
 242         GenericDialog.prototype = {
 243
 244                 /*
 245                 * Steps to follow when the dialog in first loaded on page.
 246                 */
 247                 initialize: function(){
 248                         var self = this;
 249
 250                         /* bind buttons */
 251                         $('button[data-ui-action]', self.$elem).click(function(event) {
 252                                 event.preventDefault();
 253
 254                                 var action = $(this).attr('data-ui-action');
 255                                 console.log("Button pressed, action: ", action);
 256
 257                                 try {
 258                                         self[action + "Action"].call(self);
 259                                 } catch(e) {
 260                                         console.log("Action failed:", e);
 261                                         // always hide on cancel
 262                                         if(action == 'cancel')
 263                                                 self.hide();
 264                                 }
 265                         });
 266                 },
 267
 268                 /*
 269                  * Prepare dialog for user. Clear any unnessary data.
 270                 */
 271                 show: function() {
 272                         $.blockUI({
 273                                 message: this.$elem,
 274                                 css: {
 275                                         'top': '25%',
 276                                         'left': '25%',
 277                                         'width': '50%'
 278                                 }
 279                         });
 280                 },
 281
 282                 hide: function(){
 283                         $.unblockUI();
 284                 },
 285
 286                 cancelAction: function() {
 287                         this.hide();
 288                 },
 289
 290                 doneAction: function() {
 291                         this.hide();
 292                 },
 293
 294                 clearForm: function() {
 295                         $("*[data-ui-error-for]", this.$elem).text('');
 296                 },
 297
 298                 reportErrors: function(errors) {
 299                         var global = $("*[data-ui-error-for='__all__']", this.$elem);
 300                         var unassigned = [];
 301                         var unassigned_text = '';
 302
 303                         for (var field_name in errors)
 304                         {
 305                                 var span = $("*[data-ui-error-for='"+field_name+"']", this.$elem);
 306
 307                                 if(!span.length) {
 308                                         unassigned.push(field_name);
 309                                         unassigned_text += errors[field_name];
 310                                         continue;
 311                                 }
 312
 313                                 span.text(errors[field_name].join(' '));
 314                         }
 315
 316                         if(unassigned.length > 0)
 317                                 global.text( global.text() + unassigned_text);
 318                 }
 319         };
 320
 321         $.wiki.cls.GenericDialog = GenericDialog;
 322
 323         $.wiki.showDialog = function(selector, options) {
 324                 var elem = $(selector);
 325
 326                 if(elem.length != 1) {
 327                         console.log("Failed to show dialog:", selector, elem);
 328                         return false;
 329                 }
 330
 331                 try {
 332                     var klass = elem.attr('data-ui-jsclass');
 333                         return new $.wiki.cls[klass](elem, options);
 334                 } catch(e) {
 335                         console.log("Failed to show dialog", selector, klass, e);
 336                         return false;
 337                 }
 338         };
 339
 340 })(jQuery);