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tt-rss/js/FeedTree.js

522 lines
13 KiB
JavaScript

define(["dojo/_base/declare", "dojo/dom-construct", "dijit/Tree", "dijit/Menu"], function (declare, domConstruct) {
return 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);
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var icon = dojo.doc.createElement('img');
if (args.item.icon && args.item.icon[0]) {
icon.src = args.item.icon[0];
} else {
icon.src = 'images/blank_icon.gif';
}
icon.className = 'tinyFeedIcon';
domConstruct.place(icon, tnode.iconNode, 'only');
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});
domConstruct.place(span, tnode.iconNode, 'only');
}
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.addChild(new dijit.MenuItem({
label: __("(Un)collapse"),
onClick: function() {
dijit.byId("feedTree").collapseCat(this.getParent().row_id);
}}));
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';
domConstruct.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 = args.item.unread > 0 ? args.item.unread : args.item.auxcounter;
//args.item.unread > 0 ? ctr.addClassName("unread") : ctr.removeClassName("unread");
args.item.unread > 0 || args.item.auxcounter > 0 ? Element.show(ctr) : Element.hide(ctr);
args.item.unread == 0 && args.item.auxcounter > 0 ? ctr.addClassName("aux") : ctr.removeClassName("aux");
domConstruct.place(ctr, tnode.rowNode, 'first');
tnode.counterNode = ctr;
//tnode.labelNode.innerHTML = args.label;
return tnode;
},
postCreate: function() {
this.connect(this.model, "onChange", "updateCounter");
this.connect(this, "_expandNode", function() {
this.hideRead(getInitParam("hide_read_feeds"), getInitParam("hide_read_shows_special"));
});
this.inherited(arguments);
},
updateCounter: function (item) {
var tree = this;
//console.log("updateCounter: " + item.id[0] + " " + item.unread + " " + tree);
var node = tree._itemNodesMap[item.id];
if (node) {
node = node[0];
if (node.counterNode) {
ctr = node.counterNode;
ctr.innerHTML = item.unread > 0 ? item.unread : item.auxcounter;
item.unread > 0 || item.auxcounter > 0 ?
item.unread > 0 ?
Effect.Appear(ctr, {duration : 0.3,
queue: { position: 'end', scope: 'CAPPEAR-' + item.id, limit: 1 }}) :
Element.show(ctr) :
Element.hide(ctr);
item.unread == 0 && item.auxcounter > 0 ? ctr.addClassName("aux") : ctr.removeClassName("aux");
}
}
},
getTooltip: function (item) {
if (item.updated)
return item.updated;
else
return "";
},
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";
if (item.updates_disabled > 0) rc += " UpdatesDisabled";
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(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(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]);
this.focusNode(treeNode);
// focus headlines to route key events there
setTimeout(function() {
$("headlines-frame").focus();
}, 0);
}
},
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];
var icon = dojo.doc.createElement('img');
icon.src = src;
icon.className = 'tinyFeedIcon';
domConstruct.place(icon, treeNode.iconNode, 'only');
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 (treeNode.loadingNode) {
treeNode.loadingNode.src = src;
return true;
} else {
var icon = dojo.doc.createElement('img');
icon.src = src;
icon.className = 'loadingExpando';
domConstruct.place(icon, treeNode.expandoNode, 'only');
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 && (id != "CAT:-1" || !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;
}
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}
}
}
},
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);
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// 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 has_error = feed.error[0] != '';
var node = tree._itemNodesMap[id];
if (node) {
if (hide && unread == 0 && !has_error && (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;
}
}
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}
});
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] == treeItem ? items[items.length-1] : 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;
}
},
});
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});