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// Copyright ©2008-2010 Kris Maglione <maglione.k at Gmail>
//
// This work is licensed for reuse under an MIT license. Details are
// given in the LICENSE.txt file included with this file.
"use strict";
Components.utils.import("resource://dactyl/base.jsm");
defineModule("bookmarkcache", {
exports: ["Bookmark", "BookmarkCache", "Keyword", "bookmarkcache"],
require: ["services", "storage", "util"]
});
const Bookmark = Struct("url", "title", "icon", "post", "keyword", "tags", "id");
const Keyword = Struct("keyword", "title", "icon", "url");
Bookmark.defaultValue("icon", function () BookmarkCache.getFavicon(this.url));
Bookmark.prototype.__defineGetter__("extra", function () [
["keyword", this.keyword, "Keyword"],
["tags", this.tags.join(", "), "Tag"]
].filter(function (item) item[1]));
const annotation = services.annotation;
const bookmarks = services.bookmarks;
const history = services.history;
const tagging = services.tagging;
const name = "bookmark-cache";
const BookmarkCache = Module("BookmarkCache", XPCOM(Ci.nsINavBookmarkObserver), {
POST: "bookmarkProperties/POSTData",
init: function init() {
bookmarks.addObserver(this, false);
},
__iterator__: function () (val for ([, val] in Iterator(bookmarkcache.bookmarks))),
get bookmarks() Class.replaceProperty(this, "bookmarks", this.load()),
get keywords() array.toObject([[b.keyword, b] for (b in this) if (b.keyword)]),
rootFolders: ["toolbarFolder", "bookmarksMenuFolder", "unfiledBookmarksFolder"]
.map(function (s) bookmarks[s]),
_deleteBookmark: function deleteBookmark(id) {
let result = this.bookmarks[id] || null;
delete this.bookmarks[id];
return result;
},
_loadBookmark: function loadBookmark(node) {
if (node.uri == null) // How does this happen?
return false;
let uri = util.newURI(node.uri);
let keyword = bookmarks.getKeywordForBookmark(node.itemId);
let tags = tagging.getTagsForURI(uri, {}) || [];
let post = BookmarkCache.getAnnotation(node.itemId, this.POST);
return Bookmark(node.uri, node.title, node.icon && node.icon.spec, post, keyword, tags, node.itemId);
},
get: function (url) {
let ids = bookmarks.getBookmarkIdsForURI(util.newURI(url), {});
for (let id in values(ids))
if (id in this.bookmarks)
return this.bookmarks[id];
return null;
},
readBookmark: function readBookmark(id) {
return {
itemId: id,
uri: bookmarks.getBookmarkURI(id).spec,
title: bookmarks.getItemTitle(id)
};
},
findRoot: function findRoot(id) {
do {
var root = id;
id = bookmarks.getFolderIdForItem(id);
} while (id != bookmarks.placesRoot && id != root);
return root;
},
isBookmark: function (id) this.rootFolders.indexOf(this.findRoot(id)) >= 0,
isRegularBookmark: function isRegularBookmark(id) {
do {
var root = id;
if (services.livemark && services.livemark.isLivemark(id))
return false;
id = bookmarks.getFolderIdForItem(id);
} while (id != bookmarks.placesRoot && id != root);
return this.rootFolders.indexOf(root) >= 0;
},
// Should be made thread safe.
load: function load() {
let bookmarks = {};
let folders = this.rootFolders.slice();
let query = history.getNewQuery();
let options = history.getNewQueryOptions();
while (folders.length > 0) {
query.setFolders(folders, 1);
folders.shift();
let result = history.executeQuery(query, options);
let folder = result.root;
folder.containerOpen = true;
// iterate over the immediate children of this folder
for (let i = 0; i < folder.childCount; i++) {
let node = folder.getChild(i);
if (node.type == node.RESULT_TYPE_FOLDER) // folder
folders.push(node.itemId);
else if (node.type == node.RESULT_TYPE_URI) // bookmark
bookmarks[node.itemId] = this._loadBookmark(node);
}
// close a container after using it!
folder.containerOpen = false;
}
return bookmarks;
},
onItemAdded: function onItemAdded(itemId, folder, index) {
if (bookmarks.getItemType(itemId) == bookmarks.TYPE_BOOKMARK) {
if (this.isBookmark(itemId)) {
let bmark = this._loadBookmark(this.readBookmark(itemId));
this.bookmarks[bmark.id] = bmark;
storage.fireEvent(name, "add", bmark);
}
}
},
onItemRemoved: function onItemRemoved(itemId, folder, index) {
let result = this._deleteBookmark(itemId);
if (result)
storage.fireEvent(name, "remove", result);
},
onItemChanged: function onItemChanged(itemId, property, isAnnotation, value) {
if (isAnnotation)
if (property === this.POST)
[property, value] = ["post", BookmarkCache.getAnnotation(itemId, this.POST)];
else
return;
let bookmark = this.bookmarks[itemId];
if (bookmark) {
if (property == "tags")
value = tagging.getTagsForURI(util.newURI(bookmark.url), {});
if (property in bookmark) {
bookmark[property] = value;
storage.fireEvent(name, "change", { __proto__: bookmark, changed: property });
}
}
}
}, {
getAnnotation: function getAnnotation(item, anno)
annotation.itemHasAnnotation(item, anno) ?
annotation.getItemAnnotation(item, anno) : null,
getFavicon: function getFavicon(uri) {
try {
return service.get("favicon").getFaviconImageForPage(util.newURI(uri)).spec;
}
catch (e) {
return "";
}
}
});
endModule();
// vim: set fdm=marker sw=4 sts=4 et ft=javascript:
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