mirror of
https://github.com/classilla/tenfourfox.git
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267 lines
9.6 KiB
JavaScript
267 lines
9.6 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const DEBUG = false;
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function debug(s) { dump("-*- Fallback ContactService component: " + s + "\n"); }
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const Cu = Components.utils;
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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this.EXPORTED_SYMBOLS = ["ContactService"];
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "ContactDB",
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"resource://gre/modules/ContactDB.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "PhoneNumberUtils",
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"resource://gre/modules/PhoneNumberUtils.jsm");
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XPCOMUtils.defineLazyServiceGetter(this, "ppmm",
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"@mozilla.org/parentprocessmessagemanager;1",
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"nsIMessageListenerManager");
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/* all exported symbols need to be bound to this on B2G - Bug 961777 */
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var ContactService = this.ContactService = {
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init: function() {
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if (DEBUG) debug("Init");
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this._messages = ["Contacts:Find", "Contacts:GetAll", "Contacts:GetAll:SendNow",
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"Contacts:Clear", "Contact:Save",
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"Contact:Remove", "Contacts:RegisterForMessages",
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"child-process-shutdown", "Contacts:GetRevision",
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"Contacts:GetCount"];
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this._children = [];
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this._cursors = new Map();
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this._messages.forEach(function(msgName) {
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ppmm.addMessageListener(msgName, this);
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}.bind(this));
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this._db = new ContactDB();
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this._db.init();
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this.configureSubstringMatching();
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Services.obs.addObserver(this, "profile-before-change", false);
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Services.prefs.addObserver("ril.lastKnownSimMcc", this, false);
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},
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observe: function(aSubject, aTopic, aData) {
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if (aTopic === 'profile-before-change') {
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this._messages.forEach(function(msgName) {
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ppmm.removeMessageListener(msgName, this);
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}.bind(this));
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Services.obs.removeObserver(this, "profile-before-change");
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Services.prefs.removeObserver("dom.phonenumber.substringmatching", this);
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ppmm = null;
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this._messages = null;
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if (this._db)
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this._db.close();
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this._db = null;
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this._children = null;
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this._cursors = null;
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} else if (aTopic === 'nsPref:changed' && aData === "ril.lastKnownSimMcc") {
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this.configureSubstringMatching();
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}
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},
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configureSubstringMatching: function() {
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let countryName = PhoneNumberUtils.getCountryName();
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if (Services.prefs.getPrefType("dom.phonenumber.substringmatching." + countryName) == Ci.nsIPrefBranch.PREF_INT) {
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let val = Services.prefs.getIntPref("dom.phonenumber.substringmatching." + countryName);
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if (val) {
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this._db.enableSubstringMatching(val);
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return;
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}
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}
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// if we got here, we dont have a substring setting
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// for this country, so disable substring matching
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this._db.disableSubstringMatching();
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},
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assertPermission: function(aMessage, aPerm) {
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if (!aMessage.target.assertPermission(aPerm)) {
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Cu.reportError("Contacts message " + aMessage.name +
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" from a content process with no" + aPerm + " privileges.");
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return false;
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}
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return true;
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},
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broadcastMessage: function broadcastMessage(aMsgName, aContent) {
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this._children.forEach(function(msgMgr) {
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msgMgr.sendAsyncMessage(aMsgName, aContent);
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});
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},
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receiveMessage: function(aMessage) {
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if (DEBUG) debug("receiveMessage " + aMessage.name);
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let mm = aMessage.target;
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let msg = aMessage.data;
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let cursorList;
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switch (aMessage.name) {
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case "Contacts:Find":
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if (!this.assertPermission(aMessage, "contacts-read")) {
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return null;
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}
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let result = [];
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this._db.find(
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function(contacts) {
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for (let i in contacts) {
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result.push(contacts[i]);
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}
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if (DEBUG) debug("result:" + JSON.stringify(result));
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mm.sendAsyncMessage("Contacts:Find:Return:OK", {requestID: msg.requestID, contacts: result});
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}.bind(this),
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function(aErrorMsg) { mm.sendAsyncMessage("Contacts:Find:Return:KO", { requestID: msg.requestID, errorMsg: aErrorMsg }); }.bind(this),
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msg.options.findOptions);
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break;
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case "Contacts:GetAll":
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if (!this.assertPermission(aMessage, "contacts-read")) {
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return null;
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}
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cursorList = this._cursors.get(mm);
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if (!cursorList) {
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cursorList = [];
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this._cursors.set(mm, cursorList);
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}
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cursorList.push(msg.cursorId);
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this._db.getAll(
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function(aContacts) {
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try {
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mm.sendAsyncMessage("Contacts:GetAll:Next", {cursorId: msg.cursorId, contacts: aContacts});
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if (aContacts === null) {
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let cursorList = this._cursors.get(mm);
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let index = cursorList.indexOf(msg.cursorId);
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cursorList.splice(index, 1);
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}
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} catch (e) {
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if (DEBUG) debug("Child is dead, DB should stop sending contacts");
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throw e;
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}
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}.bind(this),
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function(aErrorMsg) { mm.sendAsyncMessage("Contacts:GetAll:Return:KO", { requestID: msg.cursorId, errorMsg: aErrorMsg }); },
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msg.findOptions, msg.cursorId);
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break;
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case "Contacts:GetAll:SendNow":
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// sendNow is a no op if there isn't an existing cursor in the DB, so we
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// don't need to assert the permission again.
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this._db.sendNow(msg.cursorId);
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break;
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case "Contact:Save":
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if (msg.options.reason === "create") {
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if (!this.assertPermission(aMessage, "contacts-create")) {
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return null;
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}
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} else {
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if (!this.assertPermission(aMessage, "contacts-write")) {
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return null;
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}
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}
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this._db.saveContact(
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msg.options.contact,
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function() {
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mm.sendAsyncMessage("Contact:Save:Return:OK", { requestID: msg.requestID, contactID: msg.options.contact.id });
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this.broadcastMessage("Contact:Changed", { contactID: msg.options.contact.id, reason: msg.options.reason });
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}.bind(this),
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function(aErrorMsg) { mm.sendAsyncMessage("Contact:Save:Return:KO", { requestID: msg.requestID, errorMsg: aErrorMsg }); }.bind(this)
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);
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break;
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case "Contact:Remove":
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if (!this.assertPermission(aMessage, "contacts-write")) {
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return null;
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}
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this._db.removeContact(
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msg.options.id,
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function() {
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mm.sendAsyncMessage("Contact:Remove:Return:OK", { requestID: msg.requestID, contactID: msg.options.id });
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this.broadcastMessage("Contact:Changed", { contactID: msg.options.id, reason: "remove" });
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}.bind(this),
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function(aErrorMsg) { mm.sendAsyncMessage("Contact:Remove:Return:KO", { requestID: msg.requestID, errorMsg: aErrorMsg }); }.bind(this)
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);
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break;
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case "Contacts:Clear":
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if (!this.assertPermission(aMessage, "contacts-write")) {
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return null;
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}
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this._db.clear(
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function() {
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mm.sendAsyncMessage("Contacts:Clear:Return:OK", { requestID: msg.requestID });
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this.broadcastMessage("Contact:Changed", { reason: "remove" });
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}.bind(this),
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function(aErrorMsg) {
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mm.sendAsyncMessage("Contacts:Clear:Return:KO", { requestID: msg.requestID, errorMsg: aErrorMsg });
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}.bind(this)
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);
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break;
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case "Contacts:GetRevision":
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if (!this.assertPermission(aMessage, "contacts-read")) {
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return null;
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}
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this._db.getRevision(
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function(revision) {
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mm.sendAsyncMessage("Contacts:Revision", {
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requestID: msg.requestID,
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revision: revision
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});
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},
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function(aErrorMsg) {
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mm.sendAsyncMessage("Contacts:GetRevision:Return:KO", { requestID: msg.requestID, errorMsg: aErrorMsg });
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}.bind(this)
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);
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break;
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case "Contacts:GetCount":
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if (!this.assertPermission(aMessage, "contacts-read")) {
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return null;
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}
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this._db.getCount(
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function(count) {
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mm.sendAsyncMessage("Contacts:Count", {
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requestID: msg.requestID,
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count: count
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});
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},
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function(aErrorMsg) {
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mm.sendAsyncMessage("Contacts:Count:Return:KO", { requestID: msg.requestID, errorMsg: aErrorMsg });
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}.bind(this)
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);
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break;
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case "Contacts:RegisterForMessages":
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if (!aMessage.target.assertPermission("contacts-read")) {
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return null;
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}
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if (DEBUG) debug("Register!");
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if (this._children.indexOf(mm) == -1) {
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this._children.push(mm);
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}
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break;
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case "child-process-shutdown":
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if (DEBUG) debug("Unregister");
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let index = this._children.indexOf(mm);
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if (index != -1) {
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if (DEBUG) debug("Unregister index: " + index);
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this._children.splice(index, 1);
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}
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cursorList = this._cursors.get(mm);
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if (cursorList) {
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for (let id of cursorList) {
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this._db.clearDispatcher(id);
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}
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this._cursors.delete(mm);
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}
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break;
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default:
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if (DEBUG) debug("WRONG MESSAGE NAME: " + aMessage.name);
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}
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}
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}
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ContactService.init();
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