js/FeedTree.js

   1 require(["dojo/_base/declare", "dijit/tree/ForestStoreModel"], function (declare) {
   2
   3         return declare("fox.FeedStoreModel", dijit.tree.ForestStoreModel, {
   4                 getItemsInCategory: function (id) {
   5                         if (!this.store._itemsByIdentity) return undefined;
   6
   7                         cat = this.store._itemsByIdentity['CAT:' + id];
   8
   9                         if (cat && cat.items)
  10                                 return cat.items;
  11                         else
  12                                 return undefined;
  13
  14                 },
  15                 getItemById: function (id) {
  16                         return this.store._itemsByIdentity[id];
  17                 },
  18                 getFeedValue: function (feed, is_cat, key) {
  19                         if (!this.store._itemsByIdentity) return undefined;
  20
  21                         if (is_cat)
  22                                 treeItem = this.store._itemsByIdentity['CAT:' + feed];
  23                         else
  24                                 treeItem = this.store._itemsByIdentity['FEED:' + feed];
  25
  26                         if (treeItem)
  27                                 return this.store.getValue(treeItem, key);
  28                 },
  29                 getFeedName: function (feed, is_cat) {
  30                         return this.getFeedValue(feed, is_cat, 'name');
  31                 },
  32                 getFeedUnread: function (feed, is_cat) {
  33                         var unread = parseInt(this.getFeedValue(feed, is_cat, 'unread'));
  34                         return (isNaN(unread)) ? 0 : unread;
  35                 },
  36                 setFeedUnread: function (feed, is_cat, unread) {
  37                         return this.setFeedValue(feed, is_cat, 'unread', parseInt(unread));
  38                 },
  39                 setFeedValue: function (feed, is_cat, key, value) {
  40                         if (!value) value = '';
  41                         if (!this.store._itemsByIdentity) return undefined;
  42
  43                         if (is_cat)
  44                                 treeItem = this.store._itemsByIdentity['CAT:' + feed];
  45                         else
  46                                 treeItem = this.store._itemsByIdentity['FEED:' + feed];
  47
  48                         if (treeItem)
  49                                 return this.store.setValue(treeItem, key, value);
  50                 },
  51                 getNextUnreadFeed: function (feed, is_cat) {
  52                         if (!this.store._itemsByIdentity)
  53                                 return null;
  54
  55                         if (is_cat) {
  56                                 treeItem = this.store._itemsByIdentity['CAT:' + feed];
  57                         } else {
  58                                 treeItem = this.store._itemsByIdentity['FEED:' + feed];
  59                         }
  60
  61                         items = this.store._arrayOfAllItems;
  62
  63                         for (var i = 0; i < items.length; i++) {
  64                                 if (items[i] == treeItem) {
  65
  66                                         for (var j = i + 1; j < items.length; j++) {
  67                                                 var unread = this.store.getValue(items[j], 'unread');
  68                                                 var id = this.store.getValue(items[j], 'id');
  69
  70                                                 if (unread > 0 && ((is_cat && id.match("CAT:")) || (!is_cat && id.match("FEED:")))) {
  71                                                         if (!is_cat || !(this.store.hasAttribute(items[j], 'parent_id') && this.store.getValue(items[j], 'parent_id') == feed)) return items[j];
  72                                                 }
  73                                         }
  74
  75                                         for (var j = 0; j < i; j++) {
  76                                                 var unread = this.store.getValue(items[j], 'unread');
  77                                                 var id = this.store.getValue(items[j], 'id');
  78
  79                                                 if (unread > 0 && ((is_cat && id.match("CAT:")) || (!is_cat && id.match("FEED:")))) {
  80                                                         if (!is_cat || !(this.store.hasAttribute(items[j], 'parent_id') && this.store.getValue(items[j], 'parent_id') == feed)) return items[j];
  81                                                 }
  82                                         }
  83                                 }
  84                         }
  85
  86                         return null;
  87                 },
  88                 hasCats: function () {
  89                         if (this.store && this.store._itemsByIdentity)
  90                                 return this.store._itemsByIdentity['CAT:-1'] != undefined;
  91                         else
  92                                 return false;
  93                 },
  94
  95         });
  96 });
  97
  98 require(["dojo/_base/declare", "dijit/Tree", "dijit/Menu"], function (declare) {
  99
 100         return declare("fox.FeedTree", dijit.Tree, {
 101                 _onKeyPress: function(/* Event */ e) {
 102                         return; // Stop dijit.Tree from interpreting keystrokes
 103                 },
 104                 _createTreeNode: function(args) {
 105                         var tnode = new dijit._TreeNode(args);
 106
 107                         if (args.item.icon && args.item.icon[0])
 108                                 tnode.iconNode.src = args.item.icon[0];
 109
 110                         var id = args.item.id[0];
 111                         var bare_id = parseInt(id.substr(id.indexOf(':')+1));
 112
 113                         if (bare_id < _label_base_index) {
 114                                 var span = dojo.doc.createElement('span');
 115                                 var fg_color = args.item.fg_color[0];
 116                                 var bg_color = args.item.bg_color[0];
 117
 118                                 span.innerHTML = "&alpha;";
 119                                 span.className = 'labelColorIndicator';
 120                                 span.setStyle({
 121                                         color: fg_color,
 122                                         backgroundColor: bg_color});
 123
 124                                 dojo.place(span, tnode.iconNode, 'replace');
 125                         }
 126
 127                         if (id.match("FEED:")) {
 128                                 var menu = new dijit.Menu();
 129                                 menu.row_id = bare_id;
 130
 131                                 menu.addChild(new dijit.MenuItem({
 132                                         label: __("Mark as read"),
 133                                         onClick: function() {
 134                                                 catchupFeed(this.getParent().row_id);
 135                                         }}));
 136
 137                                 if (bare_id > 0) {
 138                                         menu.addChild(new dijit.MenuItem({
 139                                                 label: __("Edit feed"),
 140                                                 onClick: function() {
 141                                                         editFeed(this.getParent().row_id, false);
 142                                                 }}));
 143
 144                                         /* menu.addChild(new dijit.MenuItem({
 145                                          label: __("Update feed"),
 146                                          onClick: function() {
 147                                          heduleFeedUpdate(this.getParent().row_id, false);
 148                                          }})); */
 149                                 }
 150
 151                                 menu.bindDomNode(tnode.domNode);
 152                                 tnode._menu = menu;
 153                         }
 154
 155                         if (id.match("CAT:") && bare_id >= 0) {
 156                                 var menu = new dijit.Menu();
 157                                 menu.row_id = bare_id;
 158
 159                                 menu.addChild(new dijit.MenuItem({
 160                                         label: __("Mark as read"),
 161                                         onClick: function() {
 162                                                 catchupFeed(this.getParent().row_id, true);
 163                                         }}));
 164
 165                                 menu.bindDomNode(tnode.domNode);
 166                                 tnode._menu = menu;
 167                         }
 168
 169                         if (id.match("CAT:")) {
 170                                 loading = dojo.doc.createElement('img');
 171                                 loading.className = 'loadingNode';
 172                                 loading.src = 'images/blank_icon.gif';
 173                                 dojo.place(loading, tnode.labelNode, 'after');
 174                                 tnode.loadingNode = loading;
 175                         }
 176
 177                         if (id.match("CAT:") && bare_id == -1) {
 178                                 var menu = new dijit.Menu();
 179                                 menu.row_id = bare_id;
 180
 181                                 menu.addChild(new dijit.MenuItem({
 182                                         label: __("Mark all feeds as read"),
 183                                         onClick: function() {
 184                                                 catchupAllFeeds();
 185                                         }}));
 186
 187                                 menu.bindDomNode(tnode.domNode);
 188                                 tnode._menu = menu;
 189                         }
 190
 191                         ctr = dojo.doc.createElement('span');
 192                         ctr.className = 'counterNode';
 193                         ctr.innerHTML = args.item.unread > 0 ? args.item.unread : args.item.auxcounter;
 194
 195                         //args.item.unread > 0 ? ctr.addClassName("unread") : ctr.removeClassName("unread");
 196
 197                         args.item.unread > 0 || args.item.auxcounter > 0 ? Element.show(ctr) : Element.hide(ctr);
 198
 199                         args.item.unread == 0 && args.item.auxcounter > 0 ? ctr.addClassName("aux") : ctr.removeClassName("aux");
 200
 201                         dojo.place(ctr, tnode.rowNode, 'first');
 202                         tnode.counterNode = ctr;
 203
 204                         //tnode.labelNode.innerHTML = args.label;
 205                         return tnode;
 206                 },
 207                 postCreate: function() {
 208                         this.connect(this.model, "onChange", "updateCounter");
 209                         this.connect(this, "_expandNode", function() {
 210                                 this.hideRead(getInitParam("hide_read_feeds"), getInitParam("hide_read_shows_special"));
 211                         });
 212
 213                         this.inherited(arguments);
 214                 },
 215                 updateCounter: function (item) {
 216                         var tree = this;
 217
 218                         //console.log("updateCounter: " + item.id[0] + " " + item.unread + " " + tree);
 219
 220                         var node = tree._itemNodesMap[item.id];
 221
 222                         if (node) {
 223                                 node = node[0];
 224
 225                                 if (node.counterNode) {
 226                                         ctr = node.counterNode;
 227                                         ctr.innerHTML = item.unread > 0 ? item.unread : item.auxcounter;
 228                                         item.unread > 0 || item.auxcounter > 0 ?
 229                                                 Effect.Appear(ctr, {duration : 0.3,
 230                                                         queue: { position: 'end', scope: 'CAPPEAR-' + item.id, limit: 1 }}) :
 231                                                 Element.hide(ctr);
 232
 233                                         item.unread == 0 && item.auxcounter > 0 ? ctr.addClassName("aux") : ctr.removeClassName("aux");
 234
 235                                 }
 236                         }
 237
 238                 },
 239                 getTooltip: function (item) {
 240                         if (item.updated)
 241                                 return item.updated;
 242                         else
 243                                 return "";
 244                 },
 245                 getIconClass: function (item, opened) {
 246                         return (!item || this.model.mayHaveChildren(item)) ? (opened ? "dijitFolderOpened" : "dijitFolderClosed") : "feedIcon";
 247                 },
 248                 getLabelClass: function (item, opened) {
 249                         return (item.unread == 0) ? "dijitTreeLabel" : "dijitTreeLabel Unread";
 250                 },
 251                 getRowClass: function (item, opened) {
 252                         var rc = (!item.error || item.error == '') ? "dijitTreeRow" :
 253                                 "dijitTreeRow Error";
 254
 255                         if (item.unread > 0) rc += " Unread";
 256
 257                         return rc;
 258                 },
 259                 getLabel: function(item) {
 260                         var name = String(item.name);
 261
 262                         /* Horrible */
 263                         name = name.replace(/&quot;/g, "\"");
 264                         name = name.replace(/&amp;/g, "&");
 265                         name = name.replace(/&mdash;/g, "-");
 266                         name = name.replace(/&lt;/g, "<");
 267                         name = name.replace(/&gt;/g, ">");
 268
 269                         /* var label;
 270
 271                          if (item.unread > 0) {
 272                          label = name + " (" + item.unread + ")";
 273                          } else {
 274                          label = name;
 275                          } */
 276
 277                         return name;
 278                 },
 279                 expandParentNodes: function(feed, is_cat, list) {
 280                         try {
 281                                 for (var i = 0; i < list.length; i++) {
 282                                         var id = String(list[i].id);
 283                                         var item = this._itemNodesMap[id];
 284
 285                                         if (item) {
 286                                                 item = item[0];
 287                                                 this._expandNode(item);
 288                                         }
 289                                 }
 290                         } catch (e) {
 291                                 exception_error("expandParentNodes", e);
 292                         }
 293                 },
 294                 findNodeParentsAndExpandThem: function(feed, is_cat, root, parents) {
 295                         // expands all parents of specified feed to properly mark it as active
 296                         // my fav thing about frameworks is doing everything myself
 297                         try {
 298                                 var test_id = is_cat ? 'CAT:' + feed : 'FEED:' + feed;
 299
 300                                 if (!root) {
 301                                         if (!this.model || !this.model.store) return false;
 302
 303                                         var items = this.model.store._arrayOfTopLevelItems;
 304
 305                                         for (var i = 0; i < items.length; i++) {
 306                                                 if (String(items[i].id) == test_id) {
 307                                                         this.expandParentNodes(feed, is_cat, parents);
 308                                                 } else {
 309                                                         this.findNodeParentsAndExpandThem(feed, is_cat, items[i], []);
 310                                                 }
 311                                         }
 312                                 } else {
 313                                         if (root.items) {
 314                                                 parents.push(root);
 315
 316                                                 for (var i = 0; i < root.items.length; i++) {
 317                                                         if (String(root.items[i].id) == test_id) {
 318                                                                 this.expandParentNodes(feed, is_cat, parents);
 319                                                         } else {
 320                                                                 this.findNodeParentsAndExpandThem(feed, is_cat, root.items[i], parents.slice(0));
 321                                                         }
 322                                                 }
 323                                         } else {
 324                                                 if (String(root.id) == test_id) {
 325                                                         this.expandParentNodes(feed, is_cat, parents.slice(0));
 326                                                 }
 327                                         }
 328                                 }
 329                         } catch (e) {
 330                                 exception_error("findNodeParentsAndExpandThem", e);
 331                         }
 332                 },
 333                 selectFeed: function(feed, is_cat) {
 334                         this.findNodeParentsAndExpandThem(feed, is_cat, false, false);
 335
 336                         if (is_cat)
 337                                 treeNode = this._itemNodesMap['CAT:' + feed];
 338                         else
 339                                 treeNode = this._itemNodesMap['FEED:' + feed];
 340
 341                         if (treeNode) {
 342                                 treeNode = treeNode[0];
 343                                 if (!is_cat) this._expandNode(treeNode);
 344                                 this.set("selectedNodes", [treeNode]);
 345                         }
 346                 },
 347                 setFeedIcon: function(feed, is_cat, src) {
 348                         if (is_cat)
 349                                 treeNode = this._itemNodesMap['CAT:' + feed];
 350                         else
 351                                 treeNode = this._itemNodesMap['FEED:' + feed];
 352
 353                         if (treeNode) {
 354                                 treeNode = treeNode[0];
 355                                 treeNode.iconNode.src = src;
 356                                 return true;
 357                         }
 358                         return false;
 359                 },
 360                 setFeedExpandoIcon: function(feed, is_cat, src) {
 361                         if (is_cat)
 362                                 treeNode = this._itemNodesMap['CAT:' + feed];
 363                         else
 364                                 treeNode = this._itemNodesMap['FEED:' + feed];
 365
 366                         if (treeNode) {
 367                                 treeNode = treeNode[0];
 368                                 if (treeNode.loadingNode) {
 369                                         treeNode.loadingNode.src = src;
 370                                         return true;
 371                                 } else {
 372                                         treeNode.expandoNode.src = src;
 373                                         return true;
 374                                 }
 375                         }
 376
 377                         return false;
 378                 },
 379                 hasCats: function() {
 380                         return this.model.hasCats();
 381                 },
 382                 hideReadCat: function (cat, hide, show_special) {
 383                         if (this.hasCats()) {
 384                                 var tree = this;
 385
 386                                 if (cat && cat.items) {
 387                                         var cat_unread = tree.hideReadFeeds(cat.items, hide, show_special);
 388
 389                                         var id = String(cat.id);
 390                                         var node = tree._itemNodesMap[id];
 391                                         var bare_id = parseInt(id.substr(id.indexOf(":")+1));
 392
 393                                         if (node) {
 394                                                 var check_unread = tree.model.getFeedUnread(bare_id, true);
 395
 396                                                 if (hide && cat_unread == 0 && check_unread == 0 && (id != "CAT:-1" || !show_special)) {
 397                                                         Effect.Fade(node[0].rowNode, {duration : 0.3,
 398                                                                 queue: { position: 'end', scope: 'FFADE-' + id, limit: 1 }});
 399                                                 } else {
 400                                                         Element.show(node[0].rowNode);
 401                                                         ++cat_unread;
 402                                                 }
 403                                         }
 404                                 }
 405                         }
 406                 },
 407                 hideRead: function (hide, show_special) {
 408                         if (this.hasCats()) {
 409
 410                                 var tree = this;
 411                                 var cats = this.model.store._arrayOfTopLevelItems;
 412
 413                                 cats.each(function(cat) {
 414                                         tree.hideReadCat(cat, hide, show_special);
 415                                 });
 416
 417                         } else {
 418                                 this.hideReadFeeds(this.model.store._arrayOfTopLevelItems, hide,
 419                                         show_special);
 420                         }
 421                 },
 422                 hideReadFeeds: function (items, hide, show_special) {
 423                         var tree = this;
 424                         var cat_unread = 0;
 425
 426                         items.each(function(feed) {
 427                                 var id = String(feed.id);
 428
 429                                 // it's a subcategory
 430                                 if (feed.items) {
 431                                         tree.hideReadCat(feed, hide, show_special);
 432                                 } else {        // it's a feed
 433                                         var bare_id = parseInt(feed.bare_id);;
 434
 435                                         var unread = feed.unread[0];
 436                                         var has_error = feed.error[0] != '';
 437                                         var node = tree._itemNodesMap[id];
 438
 439                                         if (node) {
 440                                                 if (hide && unread == 0 && !has_error && (bare_id > 0 || bare_id < _label_base_index || !show_special)) {
 441                                                         Effect.Fade(node[0].rowNode, {duration : 0.3,
 442                                                                 queue: { position: 'end', scope: 'FFADE-' + id, limit: 1 }});
 443                                                 } else {
 444                                                         Element.show(node[0].rowNode);
 445                                                         ++cat_unread;
 446                                                 }
 447                                         }
 448                                 }
 449                         });
 450
 451                         return cat_unread;
 452                 },
 453                 collapseCat: function(id) {
 454                         if (!this.model.hasCats()) return;
 455
 456                         var tree = this;
 457
 458                         var node = tree._itemNodesMap['CAT:' + id][0];
 459                         var item = tree.model.store._itemsByIdentity['CAT:' + id];
 460
 461                         if (node && item) {
 462                                 if (!node.isExpanded)
 463                                         tree._expandNode(node);
 464                                 else
 465                                         tree._collapseNode(node);
 466
 467                         }
 468                 },
 469                 getVisibleUnreadFeeds: function() {
 470                         var items = this.model.store._arrayOfAllItems;
 471                         var rv = [];
 472
 473                         for (var i = 0; i < items.length; i++) {
 474                                 var id = String(items[i].id);
 475                                 var box = this._itemNodesMap[id];
 476
 477                                 if (box) {
 478                                         var row = box[0].rowNode;
 479                                         var cat = false;
 480
 481                                         try {
 482                                                 cat = box[0].rowNode.parentNode.parentNode;
 483                                         } catch (e) { }
 484
 485                                         if (row) {
 486                                                 if (Element.visible(row) && (!cat || Element.visible(cat))) {
 487                                                         var feed_id = String(items[i].bare_id);
 488                                                         var is_cat = !id.match('FEED:');
 489                                                         var unread = this.model.getFeedUnread(feed_id, is_cat);
 490
 491                                                         if (unread > 0)
 492                                                                 rv.push([feed_id, is_cat]);
 493
 494                                                 }
 495                                         }
 496                                 }
 497                         }
 498
 499                         return rv;
 500                 },
 501                 getNextFeed: function (feed, is_cat) {
 502                         if (is_cat) {
 503                                 treeItem = this.model.store._itemsByIdentity['CAT:' + feed];
 504                         } else {
 505                                 treeItem = this.model.store._itemsByIdentity['FEED:' + feed];
 506                         }
 507
 508                         items = this.model.store._arrayOfAllItems;
 509                         var item = items[0];
 510
 511                         for (var i = 0; i < items.length; i++) {
 512                                 if (items[i] == treeItem) {
 513
 514                                         for (var j = i+1; j < items.length; j++) {
 515                                                 var id = String(items[j].id);
 516                                                 var box = this._itemNodesMap[id];
 517
 518                                                 if (box) {
 519                                                         var row = box[0].rowNode;
 520                                                         var cat = box[0].rowNode.parentNode.parentNode;
 521
 522                                                         if (Element.visible(cat) && Element.visible(row)) {
 523                                                                 item = items[j];
 524                                                                 break;
 525                                                         }
 526                                                 }
 527                                         }
 528                                         break;
 529                                 }
 530                         }
 531
 532                         if (item) {
 533                                 return [this.model.store.getValue(item, 'bare_id'),
 534                                         !this.model.store.getValue(item, 'id').match('FEED:')];
 535                         } else {
 536                                 return false;
 537                         }
 538                 },
 539                 getPreviousFeed: function (feed, is_cat) {
 540                         if (is_cat) {
 541                                 treeItem = this.model.store._itemsByIdentity['CAT:' + feed];
 542                         } else {
 543                                 treeItem = this.model.store._itemsByIdentity['FEED:' + feed];
 544                         }
 545
 546                         items = this.model.store._arrayOfAllItems;
 547                         var item = items[0] == treeItem ? items[items.length-1] : items[0];
 548
 549                         for (var i = 0; i < items.length; i++) {
 550                                 if (items[i] == treeItem) {
 551
 552                                         for (var j = i-1; j > 0; j--) {
 553                                                 var id = String(items[j].id);
 554                                                 var box = this._itemNodesMap[id];
 555
 556                                                 if (box) {
 557                                                         var row = box[0].rowNode;
 558                                                         var cat = box[0].rowNode.parentNode.parentNode;
 559
 560                                                         if (Element.visible(cat) && Element.visible(row)) {
 561                                                                 item = items[j];
 562                                                                 break;
 563                                                         }
 564                                                 }
 565
 566                                         }
 567                                         break;
 568                                 }
 569                         }
 570
 571                         if (item) {
 572                                 return [this.model.store.getValue(item, 'bare_id'),
 573                                         !this.model.store.getValue(item, 'id').match('FEED:')];
 574                         } else {
 575                                 return false;
 576                         }
 577
 578                 },
 579                 getFeedCategory: function(feed) {
 580                         try {
 581                                 return this.getNodesByItem(this.model.store.
 582                                         _itemsByIdentity["FEED:" + feed])[0].
 583                                 getParent().item.bare_id[0];
 584
 585                         } catch (e) {
 586                                 return false;
 587                         }
 588                 },
 589         });
 590 });
 591