зеркало из https://github.com/mozilla/pjs.git
128 строки
4.2 KiB
JavaScript
128 строки
4.2 KiB
JavaScript
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Console API code.
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*
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* The Initial Developer of the Original Code is Mozilla Foundation
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* David Dahl <ddahl@mozilla.com> (Original Author)
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* Ryan Flint <rflint@mozilla.com>
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* Rob Campbell <rcampbell@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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let Cu = Components.utils;
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let Ci = Components.interfaces;
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let Cc = Components.classes;
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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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function ConsoleAPI() {}
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ConsoleAPI.prototype = {
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classID: Components.ID("{b49c18f8-3379-4fc0-8c90-d7772c1a9ff3}"),
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIDOMGlobalPropertyInitializer]),
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// nsIDOMGlobalPropertyInitializer
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init: function CA_init(aWindow) {
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let id;
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try {
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id = aWindow.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIDOMWindowUtils)
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.outerWindowID;
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} catch (ex) {
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Cu.reportError(ex);
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}
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let self = this;
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let chromeObject = {
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// window.console API
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log: function CA_log() {
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self.notifyObservers(id, "log", arguments);
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},
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info: function CA_info() {
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self.notifyObservers(id, "info", arguments);
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},
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warn: function CA_warn() {
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self.notifyObservers(id, "warn", arguments);
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},
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error: function CA_error() {
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self.notifyObservers(id, "error", arguments);
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},
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__exposedProps__: {
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log: "r",
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info: "r",
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warn: "r",
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error: "r"
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}
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};
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// We need to return an actual content object here, instead of a wrapped
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// chrome object. This allows things like console.log.bind() to work.
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let sandbox = Cu.Sandbox(aWindow);
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let contentObject = Cu.evalInSandbox(
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"(function(x) {\
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var bind = Function.bind;\
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var obj = {\
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log: bind.call(x.log, x),\
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info: bind.call(x.info, x),\
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warn: bind.call(x.warn, x),\
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error: bind.call(x.error, x),\
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__noSuchMethod__: function() {}\
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};\
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Object.defineProperty(obj, '__mozillaConsole__', { value: true });\
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return obj;\
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})", sandbox)(chromeObject);
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return contentObject;
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},
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/**
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* Notify all observers of any console API call
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**/
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notifyObservers: function CA_notifyObservers(aID, aLevel, aArguments) {
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if (!aID)
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return;
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let consoleEvent = {
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ID: aID,
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level: aLevel,
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arguments: aArguments
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};
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consoleEvent.wrappedJSObject = consoleEvent;
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Services.obs.notifyObservers(consoleEvent,
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"console-api-log-event", aID);
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}
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};
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let NSGetFactory = XPCOMUtils.generateNSGetFactory([ConsoleAPI]);
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