mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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7b50cbd594
From 3e4d4deffb10f715e03725700d4078aa98cc1803 Mon Sep 17 00:00:00 2001 --- dom/nfc/NfcContentHelper.js | 18 +++++++++--------- dom/nfc/gonk/Nfc.js | 28 ++++++++++++++-------------- dom/nfc/nsINfcContentHelper.idl | 13 +++++++------ dom/nfc/nsNfc.js | 4 ++-- 4 files changed, 32 insertions(+), 31 deletions(-)
397 lines
12 KiB
JavaScript
397 lines
12 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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/* Copyright © 2013, Deutsche Telekom, Inc. */
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"use strict";
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const DEBUG = false;
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function debug(s) {
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if (DEBUG) dump("-*- Nfc DOM: " + s + "\n");
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}
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cu = Components.utils;
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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.defineLazyServiceGetter(this,
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"appsService",
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"@mozilla.org/AppsService;1",
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"nsIAppsService");
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/**
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* Implementation of NFCTag.
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*
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* @param window global window object.
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* @param sessionToken session token received from parent process.
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* @parem event type of nsINfcTagEvent received from parent process.
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*/
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function MozNFCTagImpl(window, sessionToken, event) {
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debug("In MozNFCTagImpl Constructor");
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this._nfcContentHelper = Cc["@mozilla.org/nfc/content-helper;1"]
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.getService(Ci.nsINfcContentHelper);
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this._window = window;
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this.session = sessionToken;
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this.techList = event.techList;
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this.type = event.tagType || null;
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this.maxNDEFSize = event.maxNDEFSize || null;
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this.isReadOnly = event.isReadOnly || null;
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this.isFormatable = event.isFormatable || null;
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this.canBeMadeReadOnly = this.type ?
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(this.type == "type1" || this.type == "type2" ||
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this.type == "mifare_classic") :
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null;
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}
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MozNFCTagImpl.prototype = {
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_nfcContentHelper: null,
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_window: null,
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session: null,
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techList: null,
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type: null,
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maxNDEFSize: 0,
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isReadOnly: false,
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isFormatable: false,
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canBeMadeReadOnly: false,
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isLost: false,
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// NFCTag interface:
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readNDEF: function readNDEF() {
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if (this.isLost) {
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throw new this._window.DOMError("InvalidStateError", "NFCTag object is invalid");
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}
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return this._nfcContentHelper.readNDEF(this.session);
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},
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writeNDEF: function writeNDEF(records) {
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if (this.isLost) {
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throw new this._window.DOMError("InvalidStateError", "NFCTag object is invalid");
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}
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if (this.isReadOnly) {
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throw new this._window.DOMError("InvalidAccessError", "NFCTag object is read-only");
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}
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let ndefLen = 0;
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for (let record of records) {
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ndefLen += record.size;
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}
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if (ndefLen > this.maxNDEFSize) {
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throw new this._window.DOMError("NotSupportedError", "Exceed max NDEF size");
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}
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return this._nfcContentHelper.writeNDEF(records, this.session);
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},
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makeReadOnly: function makeReadOnly() {
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if (this.isLost) {
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throw new this._window.DOMError("InvalidStateError", "NFCTag object is invalid");
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}
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if (!this.canBeMadeReadOnly) {
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throw new this._window.DOMError("InvalidAccessError",
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"NFCTag object cannot be made read-only");
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}
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return this._nfcContentHelper.makeReadOnly(this.session);
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},
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classID: Components.ID("{4e1e2e90-3137-11e3-aa6e-0800200c9a66}"),
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contractID: "@mozilla.org/nfc/NFCTag;1",
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QueryInterface: XPCOMUtils.generateQI([Ci.nsISupports,
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Ci.nsIDOMGlobalPropertyInitializer]),
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};
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/**
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* Implementation of NFCPeer.
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*
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* @param window global window object.
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* @param sessionToken session token received from parent process.
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*/
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function MozNFCPeerImpl(aWindow, aSessionToken) {
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debug("In MozNFCPeerImpl Constructor");
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this._nfcContentHelper = Cc["@mozilla.org/nfc/content-helper;1"]
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.getService(Ci.nsINfcContentHelper);
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this._window = aWindow;
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this.session = aSessionToken;
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}
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MozNFCPeerImpl.prototype = {
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_nfcContentHelper: null,
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_window: null,
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isLost: false,
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// NFCPeer interface:
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sendNDEF: function sendNDEF(records) {
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if (this.isLost) {
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throw new this._window.DOMError("InvalidStateError", "NFCPeer object is invalid");
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}
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// Just forward sendNDEF to writeNDEF
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return this._nfcContentHelper.writeNDEF(records, this.session);
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},
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sendFile: function sendFile(blob) {
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if (this.isLost) {
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throw new this._window.DOMError("InvalidStateError", "NFCPeer object is invalid");
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}
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let data = {
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"blob": blob
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};
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return this._nfcContentHelper.sendFile(Cu.cloneInto(data, this._window),
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this.session);
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},
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classID: Components.ID("{c1b2bcf0-35eb-11e3-aa6e-0800200c9a66}"),
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contractID: "@mozilla.org/nfc/NFCPeer;1",
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QueryInterface: XPCOMUtils.generateQI([Ci.nsISupports,
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Ci.nsIDOMGlobalPropertyInitializer]),
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};
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/**
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* Implementation of navigator NFC object.
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*/
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function MozNFCImpl() {
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debug("In MozNFCImpl Constructor");
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try {
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this._nfcContentHelper = Cc["@mozilla.org/nfc/content-helper;1"]
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.getService(Ci.nsINfcContentHelper);
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} catch(e) {
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debug("No NFC support.")
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}
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this._nfcContentHelper.addEventListener(this);
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}
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MozNFCImpl.prototype = {
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_nfcContentHelper: null,
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_window: null,
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nfcPeer: null,
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nfcTag: null,
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init: function init(aWindow) {
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debug("MozNFCImpl init called");
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this._window = aWindow;
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this.defineEventHandlerGetterSetter("ontagfound");
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this.defineEventHandlerGetterSetter("ontaglost");
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this.defineEventHandlerGetterSetter("onpeerready");
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this.defineEventHandlerGetterSetter("onpeerfound");
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this.defineEventHandlerGetterSetter("onpeerlost");
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if (this._nfcContentHelper) {
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this._nfcContentHelper.init(aWindow);
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}
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},
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// Only apps which have nfc-manager permission can call the following interfaces
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// 'checkP2PRegistration' , 'notifyUserAcceptedP2P' , 'notifySendFileStatus',
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// 'startPoll', 'stopPoll', and 'powerOff'.
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checkP2PRegistration: function checkP2PRegistration(manifestUrl) {
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// Get the AppID and pass it to ContentHelper
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let appID = appsService.getAppLocalIdByManifestURL(manifestUrl);
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return this._nfcContentHelper.checkP2PRegistration(appID);
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},
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notifyUserAcceptedP2P: function notifyUserAcceptedP2P(manifestUrl) {
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let appID = appsService.getAppLocalIdByManifestURL(manifestUrl);
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// Notify chrome process of user's acknowledgement
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this._nfcContentHelper.notifyUserAcceptedP2P(appID);
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},
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notifySendFileStatus: function notifySendFileStatus(status, requestId) {
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this._nfcContentHelper.notifySendFileStatus(status, requestId);
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},
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startPoll: function startPoll() {
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return this._nfcContentHelper.startPoll();
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},
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stopPoll: function stopPoll() {
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return this._nfcContentHelper.stopPoll();
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},
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powerOff: function powerOff() {
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return this._nfcContentHelper.powerOff();
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},
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_createNFCPeer: function _createNFCPeer(sessionToken) {
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let peer = new MozNFCPeerImpl(this._window, sessionToken);
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return this._window.MozNFCPeer._create(this._window, peer);
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},
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getNFCPeer: function getNFCPeer(sessionToken) {
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if (!sessionToken || !this._nfcContentHelper.checkSessionToken(sessionToken, true)) {
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return null;
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}
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if (!this.nfcPeer || this.nfcPeer.session != sessionToken) {
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this.nfcPeer = this._createNFCPeer();
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}
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return this.nfcPeer;
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},
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defineEventHandlerGetterSetter: function defineEventHandlerGetterSetter(name) {
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Object.defineProperty(this, name, {
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get: function get() {
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return this.__DOM_IMPL__.getEventHandler(name);
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},
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set: function set(handler) {
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this.__DOM_IMPL__.setEventHandler(name, handler);
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}
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});
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},
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eventListenerWasAdded: function(eventType) {
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if (eventType !== "peerready") {
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return;
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}
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let appId = this._window.document.nodePrincipal.appId;
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this._nfcContentHelper.registerTargetForPeerReady(appId);
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},
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eventListenerWasRemoved: function(eventType) {
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if (eventType !== "peerready") {
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return;
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}
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let appId = this._window.document.nodePrincipal.appId;
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this._nfcContentHelper.unregisterTargetForPeerReady(appId);
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},
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notifyTagFound: function notifyTagFound(sessionToken, event, records) {
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if (this.hasDeadWrapper()) {
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dump("this._window or this.__DOM_IMPL__ is a dead wrapper.");
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return;
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}
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if (!this.checkPermissions(["nfc-read", "nfc-write"])) {
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return;
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}
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let tagImpl = new MozNFCTagImpl(this._window, sessionToken, event);
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let tag = this._window.MozNFCTag._create(this._window, tagImpl);
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this.nfcTag = tag;
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let length = records ? records.length : 0;
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let ndefRecords = records ? [] : null;
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for (let i = 0; i < length; i++) {
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let record = records[i];
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ndefRecords.push(new this._window.MozNDEFRecord({tnf: record.tnf,
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type: record.type,
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id: record.id,
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payload: record.payload}));
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}
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let eventData = {
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"tag": tag,
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"ndefRecords": ndefRecords
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};
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debug("fire ontagfound " + sessionToken);
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let tagEvent = new this._window.MozNFCTagEvent("tagfound", eventData);
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this.__DOM_IMPL__.dispatchEvent(tagEvent);
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},
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notifyTagLost: function notifyTagLost(sessionToken) {
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if (this.hasDeadWrapper()) {
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dump("this._window or this.__DOM_IMPL__ is a dead wrapper.");
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return;
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}
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if (!this.checkPermissions(["nfc-read", "nfc-write"])) {
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return;
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}
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if (this.nfcTag && (this.nfcTag.session == sessionToken)) {
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this.nfcTag.isLost = true;
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this.nfcTag = null;
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}
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debug("fire ontaglost " + sessionToken);
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let event = new this._window.Event("taglost");
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this.__DOM_IMPL__.dispatchEvent(event);
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},
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notifyPeerFound: function notifyPeerFound(sessionToken, isPeerReady) {
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if (this.hasDeadWrapper()) {
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dump("this._window or this.__DOM_IMPL__ is a dead wrapper.");
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return;
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}
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if (!this.checkPermissions(["nfc-write"])) {
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return;
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}
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this.session = sessionToken;
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this.nfcPeer = this._createNFCPeer(sessionToken);
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let eventData = { "peer": this.nfcPeer };
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let type = (isPeerReady) ? "peerready" : "peerfound";
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debug("fire on" + type + " " + sessionToken);
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let event = new this._window.MozNFCPeerEvent(type, eventData);
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this.__DOM_IMPL__.dispatchEvent(event);
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},
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notifyPeerLost: function notifyPeerLost(sessionToken) {
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if (this.hasDeadWrapper()) {
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dump("this._window or this.__DOM_IMPL__ is a dead wrapper.");
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return;
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}
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if (!this.checkPermissions(["nfc-write"])) {
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return;
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}
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if (sessionToken != this.session) {
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dump("Unpaired session for notifyPeerLost." + sessionToken);
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return;
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}
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if (this.nfcPeer && (this.nfcPeer.session == sessionToken)) {
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this.nfcPeer.isLost = true;
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this.nfcPeer = null;
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}
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this.session = null;
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debug("fire onpeerlost");
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let event = new this._window.Event("peerlost");
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this.__DOM_IMPL__.dispatchEvent(event);
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},
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checkPermissions: function checkPermissions(perms) {
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let principal = this._window.document.nodePrincipal;
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for (let perm of perms) {
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let permValue =
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Services.perms.testExactPermissionFromPrincipal(principal, perm);
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if (permValue == Ci.nsIPermissionManager.ALLOW_ACTION) {
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return true;
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} else {
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debug("doesn't have " + perm + " permission.");
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}
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}
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return false;
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},
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hasDeadWrapper: function hasDeadWrapper() {
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return Cu.isDeadWrapper(this._window) || Cu.isDeadWrapper(this.__DOM_IMPL__);
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},
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classID: Components.ID("{6ff2b290-2573-11e3-8224-0800200c9a66}"),
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contractID: "@mozilla.org/navigatorNfc;1",
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QueryInterface: XPCOMUtils.generateQI([Ci.nsISupports,
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Ci.nsIDOMGlobalPropertyInitializer,
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Ci.nsINfcDOMEventListener]),
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};
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this.NSGetFactory = XPCOMUtils.generateNSGetFactory([MozNFCTagImpl,
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MozNFCPeerImpl, MozNFCImpl]);
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