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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
module.metadata = {
"stability": "experimental",
"engines": {
"Firefox": "*",
"SeaMonkey": "*"
}
};
const { Cc, Ci } = require('chrome');
const { all } = require('../../core/promise');
const { safeMerge, omit } = require('../../util/object');
const historyService = Cc['@mozilla.org/browser/nav-history-service;1']
.getService(Ci.nsINavHistoryService);
const bookmarksService = Cc['@mozilla.org/browser/nav-bookmarks-service;1']
.getService(Ci.nsINavBookmarksService);
const { request, response } = require('../../addon/host');
const { newURI } = require('../../url/utils');
const { send } = require('../../addon/events');
const { on, emit } = require('../../event/core');
const { filter } = require('../../event/utils');
const ROOT_FOLDERS = [
bookmarksService.unfiledBookmarksFolder, bookmarksService.toolbarFolder,
bookmarksService.bookmarksMenuFolder
];
const EVENT_MAP = {
'sdk-places-query': queryReceiver
};
// Properties that need to be manually
// copied into a nsINavHistoryQuery object
const MANUAL_QUERY_PROPERTIES = [
'uri', 'folder', 'tags', 'url', 'folder'
];
const PLACES_PROPERTIES = [
'uri', 'title', 'accessCount', 'time'
];
function execute (queries, options) {
return new Promise(resolve => {
let root = historyService
.executeQueries(queries, queries.length, options).root;
// Let's extract an eventual uri wildcard, if both domain and uri are set.
// See utils.js::urlQueryParser() for more details.
// In case of multiple queries, we only retain the first found wildcard.
let uriWildcard = queries.reduce((prev, query) => {
if (query.uri && query.domain) {
if (!prev)
prev = query.uri.spec;
query.uri = null;
}
return prev;
}, "");
resolve(collect([], root, uriWildcard));
});
}
function collect (acc, node, uriWildcard) {
node.containerOpen = true;
for (let i = 0; i < node.childCount; i++) {
let child = node.getChild(i);
if (!uriWildcard || child.uri.startsWith(uriWildcard)) {
acc.push(child);
}
if (child.type === child.RESULT_TYPE_FOLDER) {
let container = child.QueryInterface(Ci.nsINavHistoryContainerResultNode);
collect(acc, container, uriWildcard);
}
}
node.containerOpen = false;
return acc;
}
function query (queries, options) {
return new Promise((resolve, reject) => {
queries = queries || [];
options = options || {};
let optionsObj, queryObjs;
optionsObj = historyService.getNewQueryOptions();
queryObjs = [].concat(queries).map(createQuery);
if (!queryObjs.length) {
queryObjs = [historyService.getNewQuery()];
}
safeMerge(optionsObj, options);
/*
* Currently `places:` queries are not supported
*/
optionsObj.excludeQueries = true;
execute(queryObjs, optionsObj).then((results) => {
if (optionsObj.queryType === 0) {
return results.map(normalize);
}
else if (optionsObj.queryType === 1) {
// Formats query results into more standard
// data structures for returning
return all(results.map(({itemId}) =>
send('sdk-places-bookmarks-get', { id: itemId })));
}
}).then(resolve, reject);
});
}
exports.query = query;
function createQuery (query) {
query = query || {};
let queryObj = historyService.getNewQuery();
safeMerge(queryObj, omit(query, MANUAL_QUERY_PROPERTIES));
if (query.tags && Array.isArray(query.tags))
queryObj.tags = query.tags;
if (query.uri || query.url)
queryObj.uri = newURI(query.uri || query.url);
if (query.folder)
queryObj.setFolders([query.folder], 1);
return queryObj;
}
function queryReceiver (message) {
let queries = message.data.queries || message.data.query;
let options = message.data.options;
let resData = {
id: message.id,
event: message.event
};
query(queries, options).then(results => {
resData.data = results;
respond(resData);
}, reason => {
resData.error = reason;
respond(resData);
});
}
/*
* Converts a nsINavHistoryResultNode into a plain object
*
* https://developer.mozilla.org/en-US/docs/XPCOM_Interface_Reference/nsINavHistoryResultNode
*/
function normalize (historyObj) {
return PLACES_PROPERTIES.reduce((obj, prop) => {
if (prop === 'uri')
obj.url = historyObj.uri;
else if (prop === 'time') {
// Cast from microseconds to milliseconds
obj.time = Math.floor(historyObj.time / 1000)
}
else if (prop === 'accessCount')
obj.visitCount = historyObj[prop];
else
obj[prop] = historyObj[prop];
return obj;
}, {});
}
/*
* Hook into host
*/
var reqStream = filter(request, data => /sdk-places-query/.test(data.event));
on(reqStream, 'data', function (e) {
if (EVENT_MAP[e.event]) EVENT_MAP[e.event](e);
});
function respond (data) {
emit(response, 'data', data);
}
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