[tt-rss.git] / js / FeedTree.js

dojo.provide("fox.FeedTree");
dojo.provide("fox.FeedStoreModel");

dojo.require("dijit.Tree");
dojo.require("dijit.Menu");

dojo.declare("fox.FeedStoreModel", dijit.tree.ForestStoreModel, {
	getItemsInCategory: function (id) {
		if (!this.store._itemsByIdentity) return undefined;

		cat = this.store._itemsByIdentity['CAT:' + id];

		if (cat && cat.items)
			return cat.items;
		else
			return undefined;

	},
	getItemById: function(id) {
		return this.store._itemsByIdentity[id];
	},
	getFeedValue: function(feed, is_cat, key) {
		if (!this.store._itemsByIdentity) return undefined;

		if (is_cat)
			treeItem = this.store._itemsByIdentity['CAT:' + feed];
		else
			treeItem = this.store._itemsByIdentity['FEED:' + feed];

		if (treeItem)
			return this.store.getValue(treeItem, key);
	},
	getFeedName: function(feed, is_cat) {
		return this.getFeedValue(feed, is_cat, 'name');
	},
	getFeedUnread: function(feed, is_cat) {
		var unread = parseInt(this.getFeedValue(feed, is_cat, 'unread'));
		return (isNaN(unread)) ? 0 : unread;
	},
	setFeedUnread: function(feed, is_cat, unread) {
		return this.setFeedValue(feed, is_cat, 'unread', parseInt(unread));
	},
	setFeedValue: function(feed, is_cat, key, value) {
		if (!value) value = '';
		if (!this.store._itemsByIdentity) return undefined;

		if (is_cat)
			treeItem = this.store._itemsByIdentity['CAT:' + feed];
		else
			treeItem = this.store._itemsByIdentity['FEED:' + feed];

		if (treeItem)
			return this.store.setValue(treeItem, key, value);
	},
	getNextUnreadFeed: function (feed, is_cat) {
		if (!this.store._itemsByIdentity)
			return null;

		if (is_cat) {
			treeItem = this.store._itemsByIdentity['CAT:' + feed];
			items = this.store._arrayOfTopLevelItems;
		} else {
			treeItem = this.store._itemsByIdentity['FEED:' + feed];
			items = this.store._arrayOfAllItems;
		}

		for (var i = 0; i < items.length; i++) {
			if (items[i] == treeItem) {

				for (var j = i+1; j < items.length; j++) {
					var unread = this.store.getValue(items[j], 'unread');
					var id = this.store.getValue(items[j], 'id');

					if (unread > 0 && (is_cat || id.match("FEED:"))) return items[j];
				}

				for (var j = 0; j < i; j++) {
					var unread = this.store.getValue(items[j], 'unread');
					var id = this.store.getValue(items[j], 'id');

					if (unread > 0 && (is_cat || id.match("FEED:"))) return items[j];
				}
			}
		}

		return null;
	},
	hasCats: function() {
		if (this.store && this.store._itemsByIdentity)
			return this.store._itemsByIdentity['CAT:-1'] != undefined;
		else
			return false;
	},
});

dojo.declare("fox.FeedTree", dijit.Tree, {
	_onKeyPress: function(/* Event */ e) {
		return; // Stop dijit.Tree from interpreting keystrokes
	},
	_createTreeNode: function(args) {
		var tnode = new dijit._TreeNode(args);

		if (args.item.icon && args.item.icon[0])
			tnode.iconNode.src = args.item.icon[0];

		var id = args.item.id[0];
		var bare_id = parseInt(id.substr(id.indexOf(':')+1));

		if (bare_id < _label_base_index) {
			var span = dojo.doc.createElement('span');
			var fg_color = args.item.fg_color[0];
			var bg_color = args.item.bg_color[0];

			span.innerHTML = "&alpha;";
			span.className = 'labelColorIndicator';
			span.setStyle({
				color: fg_color,
				backgroundColor: bg_color});

			dojo.place(span, tnode.iconNode, 'replace');
		}

		if (id.match("FEED:")) {
			var menu = new dijit.Menu();
			menu.row_id = bare_id;

			menu.addChild(new dijit.MenuItem({
				label: __("Mark as read"),
				onClick: function() {
					catchupFeed(this.getParent().row_id);
				}}));

			if (bare_id > 0) {
				menu.addChild(new dijit.MenuItem({
					label: __("Edit feed"),
					onClick: function() {
						editFeed(this.getParent().row_id, false);
					}}));

				/* menu.addChild(new dijit.MenuItem({
					label: __("Update feed"),
					onClick: function() {
						heduleFeedUpdate(this.getParent().row_id, false);
					}})); */
			}

			menu.bindDomNode(tnode.domNode);
			tnode._menu = menu;
		}

		if (id.match("CAT:") && bare_id >= 0) {
			var menu = new dijit.Menu();
			menu.row_id = bare_id;

			menu.addChild(new dijit.MenuItem({
				label: __("Mark as read"),
				onClick: function() {
					catchupFeed(this.getParent().row_id, true);
				}}));

			menu.bindDomNode(tnode.domNode);
			tnode._menu = menu;
		}

		if (id.match("CAT:")) {
			loading = dojo.doc.createElement('img');
			loading.className = 'loadingNode';
			loading.src = 'images/blank_icon.gif';
			dojo.place(loading, tnode.labelNode, 'after');
			tnode.loadingNode = loading;
		}

		if (id.match("CAT:") && bare_id == -1) {
			var menu = new dijit.Menu();
			menu.row_id = bare_id;

			menu.addChild(new dijit.MenuItem({
				label: __("Mark all feeds as read"),
				onClick: function() {
					catchupAllFeeds();
				}}));

			menu.bindDomNode(tnode.domNode);
			tnode._menu = menu;
		}

		ctr = dojo.doc.createElement('span');
		ctr.className = 'counterNode';
		ctr.innerHTML = '0';
		dojo.place(ctr, tnode.labelNode, 'after');
		tnode.counterNode = ctr;

		//tnode.labelNode.innerHTML = args.label;
		return tnode;
	},
	getIconClass: function (item, opened) {
		return (!item || this.model.mayHaveChildren(item)) ? (opened ? "dijitFolderOpened" : "dijitFolderClosed") : "feedIcon";
	},
	getLabelClass: function (item, opened) {
		return (item.unread == 0) ? "dijitTreeLabel" : "dijitTreeLabel Unread";
	},
	getRowClass: function (item, opened) {
		var rc = (!item.error || item.error == '') ? "dijitTreeRow" :
			"dijitTreeRow Error";

		if (item.unread > 0) rc += " Unread";

		return rc;
	},
	getLabel: function(item) {
		var name = String(item.name);

		/* Horrible */
		name = name.replace(/&quot;/g, "\"");
		name = name.replace(/&amp;/g, "&");
		name = name.replace(/&mdash;/g, "-");
		name = name.replace(/&lt;/g, "<");
		name = name.replace(/&gt;/g, ">");

		/* var label;

		if (item.unread > 0) {
			label = name + " (" + item.unread + ")";
		} else {
			label = name;
		} */

		return name;
	},
	expandParentNodes: function(feed, is_cat, list) {
		try {
			for (var i = 0; i < list.length; i++) {
				var id = String(list[i].id);
				var item = this._itemNodesMap[id];

				if (item) {
					item = item[0];
					this._expandNode(item);
				}
			}
		} catch (e) {
			exception_error("expandParentNodes", e);
		}
	},
	findNodeParentsAndExpandThem: function(feed, is_cat, root, parents) {
		// expands all parents of specified feed to properly mark it as active
		// my fav thing about frameworks is doing everything myself
		try {
			var test_id = is_cat ? 'CAT:' + feed : 'FEED:' + feed;

			if (!root) {
				if (!this.model || !this.model.store) return false;

				var items = this.model.store._arrayOfTopLevelItems;

				for (var i = 0; i < items.length; i++) {
					if (String(items[i].id) == test_id) {
						this.expandParentNodes(feed, is_cat, parents);
					} else {
						this.findNodeParentsAndExpandThem(feed, is_cat, items[i], []);
					}
				}
			} else {
				if (root.items) {
					parents.push(root);

					for (var i = 0; i < root.items.length; i++) {
						if (String(root.items[i].id) == test_id) {
							this.expandParentNodes(feed, is_cat, parents);
						} else {
							this.findNodeParentsAndExpandThem(feed, is_cat, root.items[i], parents.slice(0));
						}
					}
				} else {
					if (String(root.id) == test_id) {
						this.expandParentNodes(feed, is_cat, parents.slice(0));
					}
				}
			}
		} catch (e) {
			exception_error("findNodeParentsAndExpandThem", e);
		}
	},
	selectFeed: function(feed, is_cat) {
		this.findNodeParentsAndExpandThem(feed, is_cat, false, false);

		if (is_cat)
			treeNode = this._itemNodesMap['CAT:' + feed];
		else
			treeNode = this._itemNodesMap['FEED:' + feed];

		if (treeNode) {
			treeNode = treeNode[0];
			if (!is_cat) this._expandNode(treeNode);
			this.set("selectedNodes", [treeNode]);
		}
	},
	setFeedIcon: function(feed, is_cat, src) {
		if (is_cat)
			treeNode = this._itemNodesMap['CAT:' + feed];
		else
			treeNode = this._itemNodesMap['FEED:' + feed];

		if (treeNode) {
			treeNode = treeNode[0];
			treeNode.iconNode.src = src;
			return true;
		}
		return false;
	},
	setFeedExpandoIcon: function(feed, is_cat, src) {
		if (is_cat)
			treeNode = this._itemNodesMap['CAT:' + feed];
		else
			treeNode = this._itemNodesMap['FEED:' + feed];

		if (treeNode) {
			treeNode = treeNode[0];
			if (is_cat) {
				if (treeNode.loadingNode) {
					treeNode.loadingNode.src = src;
					return true;
				}
			} else {
				treeNode.expandoNode.src = src;
				return true;
			}
		}

		return false;
	},
	hasCats: function() {
		return this.model.hasCats();
	},
	hideReadCat: function (cat, hide, show_special) {
		if (this.hasCats()) {
			var tree = this;

			if (cat && cat.items) {
				var cat_unread = tree.hideReadFeeds(cat.items, hide, show_special);

				var id = String(cat.id);
				var node = tree._itemNodesMap[id];
				var bare_id = parseInt(id.substr(id.indexOf(":")+1));

				if (node) {
					var check_unread = tree.model.getFeedUnread(bare_id, true);

					if (hide && cat_unread == 0 && check_unread == 0) {
						Effect.Fade(node[0].rowNode, {duration : 0.3,
							queue: { position: 'end', scope: 'FFADE-' + id, limit: 1 }});
					} else {
						Element.show(node[0].rowNode);
						++cat_unread;
					}
				}
			}
		}
	},
	hideRead: function (hide, show_special) {
		if (this.hasCats()) {

			var tree = this;
			var cats = this.model.store._arrayOfTopLevelItems;

			cats.each(function(cat) {
				tree.hideReadCat(cat, hide, show_special);
			});

		} else {
			this.hideReadFeeds(this.model.store._arrayOfTopLevelItems, hide,
				show_special);
		}
	},
	hideReadFeeds: function (items, hide, show_special) {
		var tree = this;
		var cat_unread = 0;

		items.each(function(feed) {
			var id = String(feed.id);

			// it's a subcategory
			if (feed.items) {
				tree.hideReadCat(feed, hide, show_special);
			} else {	// it's a feed
				var bare_id = parseInt(feed.bare_id);;

				var unread = feed.unread[0];
				var node = tree._itemNodesMap[id];

				if (node) {
					if (hide && unread == 0 && (bare_id > 0 || bare_id < _label_base_index || !show_special)) {
						Effect.Fade(node[0].rowNode, {duration : 0.3,
							queue: { position: 'end', scope: 'FFADE-' + id, limit: 1 }});
					} else {
						Element.show(node[0].rowNode);
						++cat_unread;
					}
				}
			}
		});

		return cat_unread;
	},
	collapseCat: function(id) {
		if (!this.model.hasCats()) return;

		var tree = this;

		var node = tree._itemNodesMap['CAT:' + id][0];
		var item = tree.model.store._itemsByIdentity['CAT:' + id];

		if (node && item) {
			if (!node.isExpanded)
				tree._expandNode(node);
			else
				tree._collapseNode(node);

		}
	},
	getVisibleUnreadFeeds: function() {
		var items = this.model.store._arrayOfAllItems;
		var rv = [];

		for (var i = 0; i < items.length; i++) {
			var id = String(items[i].id);
			var box = this._itemNodesMap[id];

			if (box) {
				var row = box[0].rowNode;
				var cat = false;

				try {
					cat = box[0].rowNode.parentNode.parentNode;
				} catch (e) { }

				if (row) {
					if (Element.visible(row) && (!cat || Element.visible(cat))) {
						var feed_id = String(items[i].bare_id);
						var is_cat = !id.match('FEED:');
						var unread = this.model.getFeedUnread(feed_id, is_cat);

						if (unread > 0)
							rv.push([feed_id, is_cat]);

					}
				}
			}
		}

		return rv;
	},
	getNextFeed: function (feed, is_cat) {
		if (is_cat) {
			treeItem = this.model.store._itemsByIdentity['CAT:' + feed];
		} else {
			treeItem = this.model.store._itemsByIdentity['FEED:' + feed];
		}

		items = this.model.store._arrayOfAllItems;
		var item = items[0];

		for (var i = 0; i < items.length; i++) {
			if (items[i] == treeItem) {

				for (var j = i+1; j < items.length; j++) {
					var id = String(items[j].id);
					var box = this._itemNodesMap[id];

					if (box) {
						var row = box[0].rowNode;
						var cat = box[0].rowNode.parentNode.parentNode;

						if (Element.visible(cat) && Element.visible(row)) {
							item = items[j];
							break;
						}
					}
				}
				break;
			}
		}

		if (item) {
			return [this.model.store.getValue(item, 'bare_id'),
					 	!this.model.store.getValue(item, 'id').match('FEED:')];
		} else {
			return false;
		}
	},
	getPreviousFeed: function (feed, is_cat) {
		if (is_cat) {
			treeItem = this.model.store._itemsByIdentity['CAT:' + feed];
		} else {
			treeItem = this.model.store._itemsByIdentity['FEED:' + feed];
		}

		items = this.model.store._arrayOfAllItems;
		var item = items[0];

		for (var i = 0; i < items.length; i++) {
			if (items[i] == treeItem) {

				for (var j = i-1; j > 0; j--) {
					var id = String(items[j].id);
					var box = this._itemNodesMap[id];

					if (box) {
						var row = box[0].rowNode;
						var cat = box[0].rowNode.parentNode.parentNode;

						if (Element.visible(cat) && Element.visible(row)) {
							item = items[j];
							break;
						}
					}

				}
				break;
			}
		}

		if (item) {
			return [this.model.store.getValue(item, 'bare_id'),
					 	!this.model.store.getValue(item, 'id').match('FEED:')];
		} else {
			return false;
		}

	},
	getFeedCategory: function(feed) {
		try {
			return this.getNodesByItem(this.model.store.
					_itemsByIdentity["FEED:" + feed])[0].
					getParent().item.bare_id[0];

		} catch (e) {
			return false;
		}
	},
});
Commit	Line	Data
05f224a3 AD	1	dojo.provide("fox.FeedTree");
	2	dojo.provide("fox.FeedStoreModel");
	3
	4	dojo.require("dijit.Tree");
997429c2	5	dojo.require("dijit.Menu");
05f224a3 AD	6
05f224a3 AD	7	dojo.declare("fox.FeedStoreModel", dijit.tree.ForestStoreModel, {
1beea800 AD	8	getItemsInCategory: function (id) {
	9	if (!this.store._itemsByIdentity) return undefined;
	10
	11	cat = this.store._itemsByIdentity['CAT:' + id];
	12
	13	if (cat && cat.items)
	14	return cat.items;
	15	else
	16	return undefined;
	17
	18	},
05f224a3 AD	19	getItemById: function(id) {
	20	return this.store._itemsByIdentity[id];
	21	},
452e75cc	22	getFeedValue: function(feed, is_cat, key) {
b8aa9ca7 AD	23	if (!this.store._itemsByIdentity) return undefined;
b8aa9ca7 AD	24
452e75cc	25	if (is_cat)
05f224a3 AD	26	treeItem = this.store._itemsByIdentity['CAT:' + feed];
	27	else
	28	treeItem = this.store._itemsByIdentity['FEED:' + feed];
	29
	30	if (treeItem)
	31	return this.store.getValue(treeItem, key);
	32	},
452e75cc	33	getFeedName: function(feed, is_cat) {
05f224a3 AD	34	return this.getFeedValue(feed, is_cat, 'name');
	35	},
	36	getFeedUnread: function(feed, is_cat) {
	37	var unread = parseInt(this.getFeedValue(feed, is_cat, 'unread'));
	38	return (isNaN(unread)) ? 0 : unread;
	39	},
	40	setFeedUnread: function(feed, is_cat, unread) {
	41	return this.setFeedValue(feed, is_cat, 'unread', parseInt(unread));
	42	},
	43	setFeedValue: function(feed, is_cat, key, value) {
	44	if (!value) value = '';
b8aa9ca7	45	if (!this.store._itemsByIdentity) return undefined;
05f224a3	46
452e75cc	47	if (is_cat)
05f224a3 AD	48	treeItem = this.store._itemsByIdentity['CAT:' + feed];
	49	else
	50	treeItem = this.store._itemsByIdentity['FEED:' + feed];
	51
	52	if (treeItem)
	53	return this.store.setValue(treeItem, key, value);
	54	},
692de159	55	getNextUnreadFeed: function (feed, is_cat) {
6a0906d1 AD	56	if (!this.store._itemsByIdentity)
	57	return null;
	58
692de159 AD	59	if (is_cat) {
	60	treeItem = this.store._itemsByIdentity['CAT:' + feed];
	61	items = this.store._arrayOfTopLevelItems;
	62	} else {
	63	treeItem = this.store._itemsByIdentity['FEED:' + feed];
	64	items = this.store._arrayOfAllItems;
	65	}
	66
	67	for (var i = 0; i < items.length; i++) {
	68	if (items[i] == treeItem) {
	69
e331188f	70	for (var j = i+1; j < items.length; j++) {
692de159 AD	71	var unread = this.store.getValue(items[j], 'unread');
	72	var id = this.store.getValue(items[j], 'id');
	73
	74	if (unread > 0 && (is_cat \|\| id.match("FEED:"))) return items[j];
	75	}
	76
e331188f	77	for (var j = 0; j < i; j++) {
692de159 AD	78	var unread = this.store.getValue(items[j], 'unread');
	79	var id = this.store.getValue(items[j], 'id');
	80
	81	if (unread > 0 && (is_cat \|\| id.match("FEED:"))) return items[j];
	82	}
	83	}
	84	}
452e75cc	85
692de159 AD	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	},
05f224a3 AD	94	});
	95
	96	dojo.declare("fox.FeedTree", dijit.Tree, {
71bb56d9 AD	97	_onKeyPress: function(/* Event */ e) {
	98	return; // Stop dijit.Tree from interpreting keystrokes
	99	},
05f224a3 AD	100	_createTreeNode: function(args) {
05f224a3 AD	101	var tnode = new dijit._TreeNode(args);
452e75cc	102
89473cb5	103	if (args.item.icon && args.item.icon[0])
05f224a3 AD	104	tnode.iconNode.src = args.item.icon[0];
05f224a3 AD	105
997429c2 AD	106	var id = args.item.id[0];
	107	var bare_id = parseInt(id.substr(id.indexOf(':')+1));
	108
f822a8e5	109	if (bare_id < _label_base_index) {
9fe80bcd AD	110	var span = dojo.doc.createElement('span');
	111	var fg_color = args.item.fg_color[0];
	112	var bg_color = args.item.bg_color[0];
	113
	114	span.innerHTML = "α";
	115	span.className = 'labelColorIndicator';
	116	span.setStyle({
	117	color: fg_color,
	118	backgroundColor: bg_color});
	119
	120	dojo.place(span, tnode.iconNode, 'replace');
	121	}
	122
10afc7c6	123	if (id.match("FEED:")) {
997429c2 AD	124	var menu = new dijit.Menu();
	125	menu.row_id = bare_id;
	126
e3d2c029 AD	127	menu.addChild(new dijit.MenuItem({
	128	label: __("Mark as read"),
	129	onClick: function() {
	130	catchupFeed(this.getParent().row_id);
	131	}}));
	132
10afc7c6 AD	133	if (bare_id > 0) {
	134	menu.addChild(new dijit.MenuItem({
	135	label: __("Edit feed"),
	136	onClick: function() {
	137	editFeed(this.getParent().row_id, false);
	138	}}));
	139
c0c2abba	140	/* menu.addChild(new dijit.MenuItem({
10afc7c6 AD	141	label: __("Update feed"),
10afc7c6 AD	142	onClick: function() {
c0c2abba AD	143	heduleFeedUpdate(this.getParent().row_id, false);
c0c2abba AD	144	}})); */
10afc7c6	145	}
997429c2 AD	146
	147	menu.bindDomNode(tnode.domNode);
	148	tnode._menu = menu;
	149	}
	150
057cc813	151	if (id.match("CAT:") && bare_id >= 0) {
e3d2c029 AD	152	var menu = new dijit.Menu();
	153	menu.row_id = bare_id;
	154
	155	menu.addChild(new dijit.MenuItem({
	156	label: __("Mark as read"),
	157	onClick: function() {
	158	catchupFeed(this.getParent().row_id, true);
	159	}}));
	160
	161	menu.bindDomNode(tnode.domNode);
	162	tnode._menu = menu;
	163	}
	164
6cf60c88 AD	165	if (id.match("CAT:")) {
	166	loading = dojo.doc.createElement('img');
	167	loading.className = 'loadingNode';
84b48db4	168	loading.src = 'images/blank_icon.gif';
6cf60c88 AD	169	dojo.place(loading, tnode.labelNode, 'after');
	170	tnode.loadingNode = loading;
	171	}
	172
ec6e5155 AD	173	if (id.match("CAT:") && bare_id == -1) {
	174	var menu = new dijit.Menu();
	175	menu.row_id = bare_id;
	176
	177	menu.addChild(new dijit.MenuItem({
	178	label: __("Mark all feeds as read"),
	179	onClick: function() {
	180	catchupAllFeeds();
	181	}}));
	182
	183	menu.bindDomNode(tnode.domNode);
	184	tnode._menu = menu;
	185	}
	186
66af65f1 AD	187	ctr = dojo.doc.createElement('span');
	188	ctr.className = 'counterNode';
	189	ctr.innerHTML = '0';
	190	dojo.place(ctr, tnode.labelNode, 'after');
	191	tnode.counterNode = ctr;
ec6e5155	192
947daa10	193	//tnode.labelNode.innerHTML = args.label;
05f224a3 AD	194	return tnode;
	195	},
	196	getIconClass: function (item, opened) {
	197	return (!item \|\| this.model.mayHaveChildren(item)) ? (opened ? "dijitFolderOpened" : "dijitFolderClosed") : "feedIcon";
	198	},
	199	getLabelClass: function (item, opened) {
	200	return (item.unread == 0) ? "dijitTreeLabel" : "dijitTreeLabel Unread";
	201	},
	202	getRowClass: function (item, opened) {
66af65f1	203	var rc = (!item.error \|\| item.error == '') ? "dijitTreeRow" :
05f224a3	204	"dijitTreeRow Error";
66af65f1 AD	205
	206	if (item.unread > 0) rc += " Unread";
	207
	208	return rc;
05f224a3 AD	209	},
05f224a3 AD	210	getLabel: function(item) {
cb2c7faa AD	211	var name = String(item.name);
	212
	213	/* Horrible */
906fc5b7 AD	214	name = name.replace(/"/g, "\"");
	215	name = name.replace(/&/g, "&");
	216	name = name.replace(/—/g, "-");
	217	name = name.replace(/</g, "<");
	218	name = name.replace(/>/g, ">");
cb2c7faa	219
66af65f1	220	/* var label;
2c5f231e	221
05f224a3	222	if (item.unread > 0) {
2c5f231e	223	label = name + " (" + item.unread + ")";
05f224a3	224	} else {
2c5f231e	225	label = name;
66af65f1	226	} */
2c5f231e	227
66af65f1	228	return name;
05f224a3	229	},
2196b517 AD	230	expandParentNodes: function(feed, is_cat, list) {
	231	try {
	232	for (var i = 0; i < list.length; i++) {
	233	var id = String(list[i].id);
	234	var item = this._itemNodesMap[id];
	235
	236	if (item) {
	237	item = item[0];
	238	this._expandNode(item);
	239	}
	240	}
	241	} catch (e) {
	242	exception_error("expandParentNodes", e);
	243	}
	244	},
	245	findNodeParentsAndExpandThem: function(feed, is_cat, root, parents) {
	246	// expands all parents of specified feed to properly mark it as active
	247	// my fav thing about frameworks is doing everything myself
	248	try {
	249	var test_id = is_cat ? 'CAT:' + feed : 'FEED:' + feed;
	250
	251	if (!root) {
	252	if (!this.model \|\| !this.model.store) return false;
	253
	254	var items = this.model.store._arrayOfTopLevelItems;
	255
	256	for (var i = 0; i < items.length; i++) {
	257	if (String(items[i].id) == test_id) {
	258	this.expandParentNodes(feed, is_cat, parents);
	259	} else {
	260	this.findNodeParentsAndExpandThem(feed, is_cat, items[i], []);
	261	}
	262	}
	263	} else {
	264	if (root.items) {
	265	parents.push(root);
	266
	267	for (var i = 0; i < root.items.length; i++) {
	268	if (String(root.items[i].id) == test_id) {
	269	this.expandParentNodes(feed, is_cat, parents);
	270	} else {
4429463d	271	this.findNodeParentsAndExpandThem(feed, is_cat, root.items[i], parents.slice(0));
2196b517 AD	272	}
	273	}
	274	} else {
	275	if (String(root.id) == test_id) {
4429463d	276	this.expandParentNodes(feed, is_cat, parents.slice(0));
2196b517 AD	277	}
	278	}
	279	}
	280	} catch (e) {
	281	exception_error("findNodeParentsAndExpandThem", e);
	282	}
	283	},
05f224a3	284	selectFeed: function(feed, is_cat) {
2196b517 AD	285	this.findNodeParentsAndExpandThem(feed, is_cat, false, false);
2196b517 AD	286
452e75cc	287	if (is_cat)
05f224a3 AD	288	treeNode = this._itemNodesMap['CAT:' + feed];
	289	else
	290	treeNode = this._itemNodesMap['FEED:' + feed];
	291
	292	if (treeNode) {
	293	treeNode = treeNode[0];
	294	if (!is_cat) this._expandNode(treeNode);
81bea17a	295	this.set("selectedNodes", [treeNode]);
05f224a3 AD	296	}
	297	},
	298	setFeedIcon: function(feed, is_cat, src) {
452e75cc	299	if (is_cat)
05f224a3 AD	300	treeNode = this._itemNodesMap['CAT:' + feed];
	301	else
	302	treeNode = this._itemNodesMap['FEED:' + feed];
	303
	304	if (treeNode) {
	305	treeNode = treeNode[0];
	306	treeNode.iconNode.src = src;
	307	return true;
	308	}
	309	return false;
	310	},
	311	setFeedExpandoIcon: function(feed, is_cat, src) {
452e75cc	312	if (is_cat)
05f224a3 AD	313	treeNode = this._itemNodesMap['CAT:' + feed];
	314	else
	315	treeNode = this._itemNodesMap['FEED:' + feed];
	316
	317	if (treeNode) {
	318	treeNode = treeNode[0];
6cf60c88 AD	319	if (is_cat) {
	320	if (treeNode.loadingNode) {
	321	treeNode.loadingNode.src = src;
	322	return true;
	323	}
	324	} else {
	325	treeNode.expandoNode.src = src;
	326	return true;
	327	}
05f224a3 AD	328	}
	329
	330	return false;
	331	},
	332	hasCats: function() {
692de159	333	return this.model.hasCats();
05f224a3	334	},
5712a2fe	335	hideReadCat: function (cat, hide, show_special) {
05f224a3	336	if (this.hasCats()) {
05f224a3	337	var tree = this;
452e75cc	338
5712a2fe	339	if (cat && cat.items) {
05f224a3	340	var cat_unread = tree.hideReadFeeds(cat.items, hide, show_special);
452e75cc	341
05f224a3 AD	342	var id = String(cat.id);
	343	var node = tree._itemNodesMap[id];
	344	var bare_id = parseInt(id.substr(id.indexOf(":")+1));
452e75cc	345
05f224a3 AD	346	if (node) {
05f224a3 AD	347	var check_unread = tree.model.getFeedUnread(bare_id, true);
452e75cc	348
0ef32f48	349	if (hide && cat_unread == 0 && check_unread == 0) {
452e75cc	350	Effect.Fade(node[0].rowNode, {duration : 0.3,
05f224a3 AD	351	queue: { position: 'end', scope: 'FFADE-' + id, limit: 1 }});
	352	} else {
	353	Element.show(node[0].rowNode);
	354	++cat_unread;
	355	}
452e75cc	356	}
5712a2fe AD	357	}
	358	}
	359	},
	360	hideRead: function (hide, show_special) {
	361	if (this.hasCats()) {
	362
	363	var tree = this;
	364	var cats = this.model.store._arrayOfTopLevelItems;
	365
	366	cats.each(function(cat) {
	367	tree.hideReadCat(cat, hide, show_special);
05f224a3	368	});
05f224a3 AD	369
05f224a3 AD	370	} else {
452e75cc	371	this.hideReadFeeds(this.model.store._arrayOfTopLevelItems, hide,
05f224a3 AD	372	show_special);
	373	}
	374	},
	375	hideReadFeeds: function (items, hide, show_special) {
	376	var tree = this;
	377	var cat_unread = 0;
	378
	379	items.each(function(feed) {
	380	var id = String(feed.id);
6cdc4576	381
1a8a6239 AD	382	// it's a subcategory
1a8a6239 AD	383	if (feed.items) {
6e67a7c4	384	tree.hideReadCat(feed, hide, show_special);
1a8a6239	385	} else { // it's a feed
6cdc4576 AD	386	var bare_id = parseInt(feed.bare_id);;
	387
	388	var unread = feed.unread[0];
	389	var node = tree._itemNodesMap[id];
	390
	391	if (node) {
f822a8e5	392	if (hide && unread == 0 && (bare_id > 0 \|\| bare_id < _label_base_index \|\| !show_special)) {
6cdc4576 AD	393	Effect.Fade(node[0].rowNode, {duration : 0.3,
	394	queue: { position: 'end', scope: 'FFADE-' + id, limit: 1 }});
	395	} else {
	396	Element.show(node[0].rowNode);
	397	++cat_unread;
	398	}
05f224a3 AD	399	}
	400	}
	401	});
452e75cc	402
05f224a3 AD	403	return cat_unread;
05f224a3 AD	404	},
7613280a AD	405	collapseCat: function(id) {
	406	if (!this.model.hasCats()) return;
	407
	408	var tree = this;
	409
	410	var node = tree._itemNodesMap['CAT:' + id][0];
	411	var item = tree.model.store._itemsByIdentity['CAT:' + id];
	412
	413	if (node && item) {
88918ca6	414	if (!node.isExpanded)
7613280a AD	415	tree._expandNode(node);
	416	else
	417	tree._collapseNode(node);
	418
7613280a AD	419	}
7613280a AD	420	},
452e75cc AD	421	getVisibleUnreadFeeds: function() {
	422	var items = this.model.store._arrayOfAllItems;
	423	var rv = [];
	424
	425	for (var i = 0; i < items.length; i++) {
	426	var id = String(items[i].id);
	427	var box = this._itemNodesMap[id];
	428
	429	if (box) {
	430	var row = box[0].rowNode;
	431	var cat = false;
	432
	433	try {
	434	cat = box[0].rowNode.parentNode.parentNode;
	435	} catch (e) { }
	436
	437	if (row) {
	438	if (Element.visible(row) && (!cat \|\| Element.visible(cat))) {
	439	var feed_id = String(items[i].bare_id);
	440	var is_cat = !id.match('FEED:');
	441	var unread = this.model.getFeedUnread(feed_id, is_cat);
	442
	443	if (unread > 0)
	444	rv.push([feed_id, is_cat]);
	445
	446	}
	447	}
	448	}
	449	}
	450
	451	return rv;
	452	},
d026d372 AD	453	getNextFeed: function (feed, is_cat) {
	454	if (is_cat) {
	455	treeItem = this.model.store._itemsByIdentity['CAT:' + feed];
	456	} else {
	457	treeItem = this.model.store._itemsByIdentity['FEED:' + feed];
	458	}
	459
	460	items = this.model.store._arrayOfAllItems;
	461	var item = items[0];
	462
	463	for (var i = 0; i < items.length; i++) {
	464	if (items[i] == treeItem) {
	465
e331188f	466	for (var j = i+1; j < items.length; j++) {
452e75cc	467	var id = String(items[j].id);
d026d372 AD	468	var box = this._itemNodesMap[id];
	469
	470	if (box) {
c2b2869c AD	471	var row = box[0].rowNode;
c2b2869c AD	472	var cat = box[0].rowNode.parentNode.parentNode;
d026d372	473
c2b2869c	474	if (Element.visible(cat) && Element.visible(row)) {
d026d372 AD	475	item = items[j];
	476	break;
	477	}
	478	}
	479	}
	480	break;
	481	}
	482	}
	483
	484	if (item) {
452e75cc	485	return [this.model.store.getValue(item, 'bare_id'),
d026d372 AD	486	!this.model.store.getValue(item, 'id').match('FEED:')];
	487	} else {
	488	return false;
	489	}
	490	},
	491	getPreviousFeed: function (feed, is_cat) {
	492	if (is_cat) {
	493	treeItem = this.model.store._itemsByIdentity['CAT:' + feed];
	494	} else {
	495	treeItem = this.model.store._itemsByIdentity['FEED:' + feed];
	496	}
	497
	498	items = this.model.store._arrayOfAllItems;
	499	var item = items[0];
	500
	501	for (var i = 0; i < items.length; i++) {
	502	if (items[i] == treeItem) {
	503
e331188f	504	for (var j = i-1; j > 0; j--) {
452e75cc	505	var id = String(items[j].id);
d026d372 AD	506	var box = this._itemNodesMap[id];
	507
	508	if (box) {
c2b2869c AD	509	var row = box[0].rowNode;
c2b2869c AD	510	var cat = box[0].rowNode.parentNode.parentNode;
d026d372	511
c2b2869c	512	if (Element.visible(cat) && Element.visible(row)) {
d026d372 AD	513	item = items[j];
	514	break;
	515	}
	516	}
c2b2869c	517
d026d372 AD	518	}
	519	break;
	520	}
	521	}
	522
	523	if (item) {
452e75cc	524	return [this.model.store.getValue(item, 'bare_id'),
d026d372 AD	525	!this.model.store.getValue(item, 'id').match('FEED:')];
	526	} else {
	527	return false;
	528	}
	529
	530	},
6c8e8fbd AD	531	getFeedCategory: function(feed) {
	532	try {
	533	return this.getNodesByItem(this.model.store.
	534	_itemsByIdentity["FEED:" + feed])[0].
	535	getParent().item.bare_id[0];
d026d372	536
6c8e8fbd AD	537	} catch (e) {
	538	return false;
	539	}
	540	},
05f224a3	541	});