Error console thing:
const CLASSNAME = "GM_GreasemonkeyService";
const CONTRACTID = "@greasemonkey.mozdev.org/greasemonkey-service;1";
const CID = Components.ID("{77bf3650-1cd6-11da-8cd6-0800200c9a66}");
const Cc = Components.classes;
const Ci = Components.interfaces;
const appSvc = Cc["@mozilla.org/appshell/appShellService;1"]
.getService(Ci.nsIAppShellService);
function alert(msg) {
Cc["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Ci.nsIPromptService)
.alert(null, "Greasemonkey alert", msg);
}
var greasemonkeyService = {
browserWindows: [],
// nsISupports
QueryInterface: function(aIID) {
if (!aIID.equals(Ci.nsIObserver) &&
!aIID.equals(Ci.nsISupports) &&
!aIID.equals(Ci.nsISupportsWeakReference) &&
!aIID.equals(Ci.gmIGreasemonkeyService) &&
!aIID.equals(Ci.nsIWindowMediatorListener) &&
!aIID.equals(Ci.nsIContentPolicy)) {
throw Components.results.NS_ERROR_NO_INTERFACE;
}
return this;
},
// nsIObserver
observe: function(aSubject, aTopic, aData) {
if (aTopic == "app-startup") {
this.startup();
}
},
// gmIGreasemonkeyService
registerBrowser: function(browserWin) {
var existing;
for (var i = 0; existing = this.browserWindows[i]; i++) {
if (existing == browserWin) {
throw new Error("Browser window has already been registered.");
}
}
this.browserWindows.push(browserWin);
},
unregisterBrowser: function(browserWin) {
var existing;
for (var i = 0; existing = this.browserWindows[i]; i++) {
if (existing == browserWin) {
this.browserWindows.splice(i, 1);
return;
}
}
throw new Error("Browser window is not registered.");
},
domContentLoaded: function(wrappedContentWin, chromeWin) {
var unsafeWin = wrappedContentWin.wrappedJSObject;
var unsafeLoc = new XPCNativeWrapper(unsafeWin, "location").location;
var href = new XPCNativeWrapper(unsafeLoc, "href").href;
var scripts = this.initScripts(href);
if (scripts.length > 0) {
this.injectScripts(scripts, href, unsafeWin, chromeWin);
}
},
startup: function() {
Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader)
.loadSubScript("chrome://global/content/XPCNativeWrapper.js");
Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader)
.loadSubScript("chrome://greasemonkey/content/prefmanager.js");
Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader)
.loadSubScript("chrome://greasemonkey/content/versioning.js");
Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader)
.loadSubScript("chrome://greasemonkey/content/utils.js");
Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader)
.loadSubScript("chrome://greasemonkey/content/config.js");
Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader)
.loadSubScript("chrome://greasemonkey/content/convert2RegExp.js");
Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader)
.loadSubScript("chrome://greasemonkey/content/miscapis.js");
Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader)
.loadSubScript("chrome://greasemonkey/content/xmlhttprequester.js");
//loggify(this, "GM_GreasemonkeyService");
},
shouldLoad: function(ct, cl, org, ctx, mt, ext) {
var ret = Ci.nsIContentPolicy.ACCEPT;
// don't intercept anything when GM is not enabled
if (!GM_getEnabled()) {
return ret;
}
// block content detection of greasemonkey by denying GM
// chrome content, unless loaded from chrome
if (org && org.scheme != "chrome" && cl.scheme == "chrome" &&
decodeURI(cl.host) == "greasemonkey") {
return Ci.nsIContentPolicy.REJECT_SERVER;
}
// don't interrupt the view-source: scheme
// (triggered if the link in the error console is clicked)
if ("view-source" == cl.scheme) {
return ret;
}
if (ct == Ci.nsIContentPolicy.TYPE_DOCUMENT &&
cl.spec.match(/\.user\.js$/)) {
dump("shouldload: " + cl.spec + "\n");
dump("ignorescript: " + this.ignoreNextScript_ + "\n");
if (!this.ignoreNextScript_) {
if (!this.isTempScript(cl)) {
var winWat = Cc["@mozilla.org/embedcomp/window-watcher;1"]
.getService(Ci.nsIWindowWatcher);
if (winWat.activeWindow && winWat.activeWindow.GM_BrowserUI) {
winWat.activeWindow.GM_BrowserUI.startInstallScript(cl);
ret = Ci.nsIContentPolicy.REJECT_REQUEST;
}
}
}
}
this.ignoreNextScript_ = false;
return ret;
},
shouldProcess: function(ct, cl, org, ctx, mt, ext) {
return Ci.nsIContentPolicy.ACCEPT;
},
ignoreNextScript: function() {
dump("ignoring next script...\n");
this.ignoreNextScript_ = true;
},
isTempScript: function(uri) {
if (uri.scheme != "file") {
return false;
}
var fph = Components.classes["@mozilla.org/network/protocol;1?name=file"]
.getService(Ci.nsIFileProtocolHandler);
var file = fph.getFileFromURLSpec(uri.spec);
var tmpDir = Components.classes["@mozilla.org/file/directory_service;1"]
.getService(Components.interfaces.nsIProperties)
.get("TmpD", Components.interfaces.nsILocalFile);
return file.parent.equals(tmpDir) && file.leafName != "newscript.user.js";
},
initScripts: function(url) {
var config = new Config(getScriptFile("config.xml"));
var scripts = [];
config.load();
outer:
for (var i = 0; i < config.scripts.length; i++) {
var script = config.scripts[i];
if (script.enabled) {
for (var j = 0; j < script.includes.length; j++) {
var pattern = convert2RegExp(script.includes[j]);
if (pattern.test(url)) {
for (var k = 0; k < script.excludes.length; k++) {
pattern = convert2RegExp(script.excludes[k]);
if (pattern.test(url)) {
continue outer;
}
}
scripts.push(script);
continue outer;
}
}
}
}
log("* number of matching scripts: " + scripts.length);
return scripts;
},
injectScripts: function(scripts, url, unsafeContentWin, chromeWin) {
var sandbox;
var script;
var logger;
var console;
var storage;
var xmlhttpRequester;
var safeWin = new XPCNativeWrapper(unsafeContentWin);
var safeDoc = safeWin.document;
// detect and grab reference to firebug console and context, if it exists
var firebugConsole = this.getFirebugConsole(unsafeContentWin, chromeWin);
for (var i = 0; script = scripts[i]; i++) {
sandbox = new Components.utils.Sandbox(safeWin);
logger = new GM_ScriptLogger(script);
console = firebugConsole ? firebugConsole : new GM_console(script);
storage = new GM_ScriptStorage(script);
xmlhttpRequester = new GM_xmlhttpRequester(unsafeContentWin,
appSvc.hiddenDOMWindow);
sandbox.window = safeWin;
sandbox.document = sandbox.window.document;
sandbox.unsafeWindow = unsafeContentWin;
// hack XPathResult since that is so commonly used
sandbox.XPathResult = Ci.nsIDOMXPathResult;
// add our own APIs
sandbox.GM_addStyle = function(css) { GM_addStyle(safeDoc, css) };
sandbox.GM_log = GM_hitch(logger, "log");
sandbox.console = console;
sandbox.GM_setValue = GM_hitch(storage, "setValue");
sandbox.GM_getValue = GM_hitch(storage, "getValue");
sandbox.GM_openInTab = GM_hitch(this, "openInTab", unsafeContentWin);
sandbox.GM_xmlhttpRequest = GM_hitch(xmlhttpRequester,
"contentStartRequest");
sandbox.GM_registerMenuCommand = GM_hitch(this,
"registerMenuCommand",
unsafeContentWin);
sandbox.__proto__ = safeWin;
this.evalInSandbox("(function(){\n" +
getContents(getScriptFileURI(script.filename)) +
"\n})()",
url,
sandbox,
script);
}
},
registerMenuCommand: function(unsafeContentWin, commandName, commandFunc,
accelKey, accelModifiers, accessKey) {
var command = {name: commandName,
accelKey: accelKey,
accelModifiers: accelModifiers,
accessKey: accessKey,
doCommand: commandFunc,
window: unsafeContentWin };
for (var i = 0; i < this.browserWindows.length; i++) {
this.browserWindows[i].registerMenuCommand(command);
}
},
openInTab: function(unsafeContentWin, url) {
var unsafeTop = new XPCNativeWrapper(unsafeContentWin, "top").top;
for (var i = 0; i < this.browserWindows.length; i++) {
this.browserWindows[i].openInTab(unsafeTop, url);
}
},
evalInSandbox: function(code, codebase, sandbox, script) {
if (!(Components.utils && Components.utils.Sandbox)) {
var e = new Error("Could not create sandbox.");
GM_logError(e, 0, e.fileName, e.lineNumber);
} else {
try {
// workaround for
https://bugzilla.mozilla.org/show_bug.cgi?id=307984
var lineFinder = new Error();
Components.utils.evalInSandbox(code, sandbox);
} catch (e) {
// try to find the line of the actual error line
var line = e.lineNumber;
if (4294967295 == line) {
// Line number is reported as max int in edge cases. Sometimes
// the right one is in the "location", instead. Look there.
if (e.location && e.location.lineNumber) {
line = e.location.lineNumber;
} else {
// Reporting max int is useless, if we couldn't find it in location
// either, forget it. Value of 0 isn't shown in the console.
line = 0;
}
}
if (line) {
line = line - lineFinder.lineNumber - 1;
}
GM_logError(
e, // error obj
0, // 0 = error (1 = warning)
getScriptFileURI(script.filename).spec,
line
);
}
}
},
getFirebugConsole:function(unsafeContentWin, chromeWin) {
var firebugConsoleCtor = null;
var firebugContext = null;
if (chromeWin && chromeWin.FirebugConsole) {
firebugConsoleCtor = chromeWin.FirebugConsole;
firebugContext = chromeWin.top.TabWatcher
.getContextByWindow(unsafeContentWin);
// on first load (of multiple tabs) the context might not exist
if (!firebugContext) firebugConsoleCtor = null;
}
if (firebugConsoleCtor && firebugContext) {
return new firebugConsoleCtor(firebugContext, unsafeContentWin);
} else {
return null;
}
}
};
greasemonkeyService.wrappedJSObject = greasemonkeyService;
//loggify(greasemonkeyService, "greasemonkeyService");
/**
* XPCOM Registration goop
*/
var Module = new Object();
Module.registerSelf = function(compMgr, fileSpec, location, type) {
compMgr = compMgr.QueryInterface(Ci.nsIComponentRegistrar);
compMgr.registerFactoryLocation(CID,
CLASSNAME,
CONTRACTID,
fileSpec,
location,
type);
var catMgr = Cc["@mozilla.org/categorymanager;1"]
.getService(Ci.nsICategoryManager);
catMgr.addCategoryEntry("app-startup",
CLASSNAME,
CONTRACTID,
true,
true);
catMgr.addCategoryEntry("content-policy",
CONTRACTID,
CONTRACTID,
true,
true);
}
Module.getClassObject = function(compMgr, cid, iid) {
if (!cid.equals(CID)) {
throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
}
if (!iid.equals(Ci.nsIFactory)) {
throw Components.results.NS_ERROR_NO_INTERFACE;
}
return Factory;
}
Module.canUnload = function(compMgr) {
return true;
}
var Factory = new Object();
Factory.createInstance = function(outer, iid) {
if (outer != null) {
throw Components.results.NS_ERROR_NO_AGGREGATION;
}
return greasemonkeyService;
}
function NSGetModule(compMgr, fileSpec) {
return Module;
}
//loggify(Module, "greasemonkeyService:Module");
//loggify(Factory, "greasemonkeyService:Factory");