2 * Copyright 2015 Ketmar Dark <ketmar@ketmar.no-ip.org>
3 * Portions copyright 2004-2007 Aaron Boodman
4 * Contributors: See contributors list in install.rdf and CREDITS
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * Note that this license applies only to the Greasemonkey extension source
14 * files, not to the user scripts which it runs. User scripts are licensed
15 * separately by their authors.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
25 * The above copyright notice and this permission notice shall be included in all
26 * copies or substantial portions of the Software.
28 ////////////////////////////////////////////////////////////////////////////////
29 uses("resource://gre/modules/XPCOMUtils.jsm");
31 let {closeStorageObjects, createSandbox, runInSandbox} = require("sbapi/sandbox");
33 const stripCredsRE = new RegExp("(://)([^:/]+)(:[^@/]+)?@");
36 ////////////////////////////////////////////////////////////////////////////////
37 let consoleActivated = !addonOptions.openConsole;
39 function openConsole (win) {
40 if (consoleActivated) return;
41 consoleActivated = true;
42 let inType = "global:console";
43 let uri = "chrome://global/content/console.xul";
44 let topWindow = Services.wm.getMostRecentWindow(inType);
48 win.open(uri, "_blank", "chrome,extrachrome,menubar,resizable,scrollbars,status,toolbar");
54 ////////////////////////////////////////////////////////////////////////////////
55 function runScripts (theWin, docStart) {
56 if (!addonOptions.active) return; // we are inactive
59 let theDoc = theWin.document;
60 if (!theDoc) return; //document not provided, it is undefined likely
61 if (!theDoc instanceof Ci.nsIDOMHTMLDocument) return; //not html document, so its likely an xul document
64 // When content does (e.g.) history.replacestate() in an inline script,
65 // the location.href changes between document-start and document-end time.
66 // But the content can call replacestate() much later, too. The only way to
67 // be consistent is to ignore it. Luckily, the document.documentURI does
68 // _not_ change, so always use it when deciding whether to run scripts.
69 var url = theWin.document.documentURI;
70 if (!scacheAPI.isGoodScheme(url)) return;
72 // ignore user/pass in the URL
73 url = url.replace(stripCredsRE, "$1");
75 let sclist = scacheAPI.scriptsForUrl(/*theDoc.location.href*/url, (theWin.frameElement ? true : false), (docStart ? "document-start" : "document-end"));
76 if (addonOptions.debugMode && sclist !== false) debuglog("document-"+(docStart ? "start" : "end")+" for "+url+" ("+(sclist ? sclist.length : 0)+" scripts)");
77 if (!sclist || sclist.length == 0) return;
78 if (addonOptions.debugMode) {
79 let s = "=== "+sclist.length+" scripts found for ["+url+"] ===";
80 for (let f = 0; f < sclist.length; ++f) s += "\n #"+f+": '"+sclist[f].name+"'";
84 // each script is independent (expect unwrapped), so create separate sandboxes
86 for (let nfo of sclist) {
89 if (addonOptions.debugMode) {
90 debuglog("["+url+"]: unwrapped script '"+nfo.name+"'");
91 //scacheAPI.dumpScriptNfo(nfo);
93 if (!uwpsbox) uwpsbox = createSandbox(theWin, nfo, url);
94 runInSandbox(uwpsbox, nfo);
97 if (addonOptions.debugMode) {
98 debuglog("["+url+"]: wrapped script '"+nfo.name+"'");
99 //scacheAPI.dumpScriptNfo(nfo);
101 let sbox = createSandbox(theWin, nfo, url);
102 runInSandbox(sbox, nfo);
108 ////////////////////////////////////////////////////////////////////////////////
109 function ContentObserver () {}
112 ContentObserver.prototype.QueryInterface = XPCOMUtils.generateQI([Ci.nsIObserver]);
115 ContentObserver.prototype.contentLoad = function (evt) {
116 var contentWin = evt.target.defaultView;
117 // now that we've seen any first load event, stop listening for any more
118 contentWin.removeEventListener("DOMContentLoaded", gContentLoad, true);
119 contentWin.removeEventListener("load", gContentLoad, true);
120 //debuglog("document-end for "+contentWin.document.documentURI);
121 runScripts(contentWin, false);
125 ContentObserver.prototype.observe = function (aSubject, aTopic, aData) {
126 if (!addonOptions.active) return; // we are inactive
127 if (aTopic == "document-element-inserted") {
129 let win = doc && doc.defaultView;
130 if (!doc || !win) return;
131 if (!(doc instanceof Ci.nsIDOMHTMLDocument)) return; //not html document, so its likely an xul document
132 let url = doc.documentURI;
133 if (!scacheAPI.isGoodScheme(url)) return;
134 // listen for whichever kind of load event arrives first
135 win.addEventListener("DOMContentLoaded", gContentLoad, true);
136 win.addEventListener("load", gContentLoad, true);
137 runScripts(win, true);
139 logError("observe: "+aTopic);
144 ////////////////////////////////////////////////////////////////////////////////
145 var contentObserver = new ContentObserver(); //WARNING: don't change to `let`!
146 var gContentLoad = contentObserver.contentLoad.bind(contentObserver); //WARNING: don't change to `let`!
149 ////////////////////////////////////////////////////////////////////////////////
150 registerStartupHook("injector", function () {
151 Services.obs.addObserver(contentObserver, "document-element-inserted", false);
152 if (!isBootstrapped) openConsole(window);
156 registerShutdownHook("injector", function () {
157 Services.obs.removeObserver(contentObserver, "document-element-inserted");
158 closeStorageObjects();