/usr/share/xul-ext/greasemonkey/content/browser.js is in xul-ext-greasemonkey 1.15-1~deb7u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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Components.utils.import('resource://greasemonkey/util.js');
// this file is the JavaScript backing for the UI wrangling which happens in
// browser.xul. It also initializes the Greasemonkey singleton which contains
// all the main injection logic, though that should probably be a proper XPCOM
// service and wouldn't need to be initialized in that case.
function GM_BrowserUI() {};
/**
* nsISupports.QueryInterface
*/
GM_BrowserUI.QueryInterface = function(aIID) {
if (!aIID.equals(Components.interfaces.nsISupports) &&
!aIID.equals(Components.interfaces.nsIObserver) &&
!aIID.equals(Components.interfaces.nsISupportsWeakReference))
throw Components.results.NS_ERROR_NO_INTERFACE;
return GM_BrowserUI;
};
GM_BrowserUI.init = function() {
window.addEventListener("load", GM_BrowserUI.chromeLoad, false);
window.addEventListener("unload", GM_BrowserUI.chromeUnload, false);
};
/**
* The browser XUL has loaded. Find the elements we need and set up our
* listeners and wrapper objects.
*/
GM_BrowserUI.chromeLoad = function(e) {
// Store DOM element references in this object, also for use elsewhere.
GM_BrowserUI.tabBrowser = document.getElementById("content");
GM_BrowserUI.bundle = Components.classes["@mozilla.org/intl/stringbundle;1"]
.getService(Components.interfaces.nsIStringBundleService)
.createBundle("chrome://greasemonkey/locale/gm-browser.properties");
// Update visual status when enabled state changes.
GM_prefRoot.watch("enabled", GM_BrowserUI.refreshStatus);
GM_BrowserUI.refreshStatus();
gBrowser.addEventListener("pagehide", GM_BrowserUI.pagehide, true);
gBrowser.addEventListener("pageshow", GM_BrowserUI.pageshow, true);
var sidebar = document.getElementById("sidebar");
var svc = GM_util.getService();
sidebar.addEventListener(
"DOMContentLoaded", GM_util.hitch(svc, svc.contentLoad), true);
sidebar.addEventListener("pagehide", GM_BrowserUI.pagehide, true);
sidebar.addEventListener("pageshow", GM_BrowserUI.pageshow, true);
document.getElementById('content').addEventListener(
'DOMContentLoaded', function(aEvent) {
var safeWin = aEvent.target.defaultView;
var href = safeWin.location.href;
GM_BrowserUI.checkDisabledScriptNavigation(aEvent, safeWin, href);
if (href == 'about:blank') {
// #1696: document-element-inserted doesn't see about:blank
svc.contentLoad(aEvent)
}
}, true);
document.getElementById("contentAreaContextMenu")
.addEventListener("popupshowing", GM_BrowserUI.contextMenuShowing, false);
var observerService = Components.classes["@mozilla.org/observer-service;1"]
.getService(Components.interfaces.nsIObserverService);
observerService.addObserver(GM_BrowserUI, "install-userscript", true);
observerService.addObserver(GM_BrowserUI, "inner-window-destroyed", true);
// we use this to determine if we are the active window sometimes
GM_BrowserUI.winWat = Components
.classes["@mozilla.org/embedcomp/window-watcher;1"]
.getService(Components.interfaces.nsIWindowWatcher);
GM_BrowserUI.gmSvc = GM_util.getService();
// Reference this once, so that the getter is called at least once, and the
// initialization routines will run, no matter what.
GM_BrowserUI.gmSvc.config;
GM_BrowserUI.showToolbarButton();
// Make sure this is imported at least once, so its internal timer starts.
Components.utils.import('resource://greasemonkey/stats.js');
};
GM_BrowserUI.pagehide = function(aEvent) {
var windowId = GM_util.windowIdForEvent(aEvent);
if (aEvent.persisted) {
GM_BrowserUI.gmSvc.contentFrozen(windowId);
} else {
GM_BrowserUI.gmSvc.contentDestroyed(windowId);
}
};
GM_BrowserUI.pageshow = function(aEvent) {
var windowId = GM_util.windowIdForEvent(aEvent);
GM_BrowserUI.gmSvc.contentThawed(windowId);
};
// nsIObserve
GM_BrowserUI.observe = function(subject, topic, data) {
if (topic == "install-userscript") {
if (window == GM_BrowserUI.winWat.activeWindow) {
GM_BrowserUI.installCurrentScript();
}
} else if (topic == "dom-window-destroyed") {
GM_BrowserUI.gmSvc.contentDestroyed(GM_util.windowId(subject));
} else if (topic == "inner-window-destroyed") {
GM_BrowserUI.gmSvc.contentDestroyed(
subject.QueryInterface(Components.interfaces.nsISupportsPRUint64).data);
} else {
throw new Error("Unexpected topic received: {" + topic + "}");
}
};
GM_BrowserUI.openTab = function(url) {
gBrowser.selectedTab = gBrowser.addTab(url);
};
/**
* The browser XUL has unloaded. Destroy references/watchers/listeners.
*/
GM_BrowserUI.chromeUnload = function() {
GM_prefRoot.unwatch("enabled", GM_BrowserUI.refreshStatus);
};
/**
* Called when the content area context menu is showing. We figure out whether
* to show our context items.
*/
GM_BrowserUI.contextMenuShowing = function() {
var contextItem = document.getElementById("greasemonkey-view-userscript");
var contextSep = document.getElementById("greasemonkey-install-sep");
var culprit = document.popupNode;
while (culprit && culprit.tagName && culprit.tagName.toLowerCase() != "a") {
culprit = culprit.parentNode;
}
contextItem.hidden =
contextSep.hidden =
!GM_BrowserUI.getUserScriptLinkUnderPointer();
};
GM_BrowserUI.getUserScriptLinkUnderPointer = function() {
var culprit = document.popupNode;
while (culprit && culprit.tagName && culprit.tagName.toLowerCase() != "a") {
culprit = culprit.parentNode;
}
if (!culprit || !culprit.href ||
!culprit.href.match(/\.user\.js(\?|$)/i)) {
return null;
}
var ioSvc = Components.classes["@mozilla.org/network/io-service;1"]
.getService(Components.interfaces.nsIIOService);
var uri = ioSvc.newURI(culprit.href, null, null);
return uri;
};
GM_BrowserUI.refreshStatus = function() {
var enabledEl = document.getElementById("gm_toggle_enabled");
var checkedEl = document.getElementById("gm_toggle_checked");
if (GM_util.getEnabled()) {
checkedEl.setAttribute('checked', true);
enabledEl.removeAttribute('disabled');
} else {
checkedEl.setAttribute('checked', false);
enabledEl.setAttribute('disabled', 'yes');
}
};
// Not used directly, kept for GreaseFire. See #1507.
GM_BrowserUI.startInstallScript = function(aUri) {
GM_util.showInstallDialog(aUri.spec, gBrowser, GM_util.getService());
};
GM_BrowserUI.viewContextItemClicked = function() {
var uri = GM_BrowserUI.getUserScriptLinkUnderPointer();
if (!uri) return;
var scope = {};
Components.utils.import('resource://greasemonkey/remoteScript.js', scope);
var rs = new scope.RemoteScript(uri.spec);
rs.downloadScript(function(aSuccess) {
if (aSuccess) {
rs.showSource(gBrowser);
} else {
alert(rs.errorMessage);
}
});
};
GM_BrowserUI.showToolbarButton = function() {
// See #1652. During transition, this might be set, but not readable yet;
// transition happens in an async callback to get addon version. If existing
// version is "0.0" (the default), this hasn't happened yet, so try later.
if ('0.0' == GM_prefRoot.getValue("version")) {
setTimeout(GM_BrowserUI.showToolbarButton, 50);
return;
}
// Once, enforce that the toolbar button is present. For discoverability.
if (!GM_prefRoot.getValue('haveInsertedToolbarbutton')) {
GM_prefRoot.setValue('haveInsertedToolbarbutton', true);
var navbar = document.getElementById("nav-bar");
var newset = navbar.currentSet + ",greasemonkey-tbb";
navbar.currentSet = newset;
navbar.setAttribute("currentset", newset);
document.persist("nav-bar", "currentset");
}
};
GM_BrowserUI.openOptions = function() {
openDialog('chrome://greasemonkey/content/options.xul', null, 'modal');
};
GM_BrowserUI.checkDisabledScriptNavigation = function(aEvent, aSafeWin, aHref) {
if (!aHref.match(/\.user\.js$/)) return;
if (aSafeWin.document.contentType.match(/^text\/(x|ht)ml/)) return;
// Handle enabled (i.e. show script source button) navigation by default.
var msg = GM_BrowserUI.bundle.GetStringFromName('greeting.msg');
var buttons = [];
if (!GM_util.getEnabled()) {
// Add options for disabled state.
msg = GM_BrowserUI.bundle.GetStringFromName('disabledWarning');
buttons.push({
'label': GM_BrowserUI.bundle.GetStringFromName('disabledWarning.enable'),
'accessKey': GM_BrowserUI.bundle.GetStringFromName('disabledWarning.enable.accessKey'),
'popup': null,
'callback': function() { GM_util.setEnabled(true); }
});
buttons.push({
'label': GM_BrowserUI.bundle.GetStringFromName('disabledWarning.enableAndInstall'),
'accessKey': GM_BrowserUI.bundle.GetStringFromName('disabledWarning.enableAndInstall.accessKey'),
'popup': null,
'callback': function() {
GM_util.setEnabled(true);
GM_util.showInstallDialog(aHref, gBrowser, GM_util.getService());
}
});
}
buttons.push({
'label': GM_BrowserUI.bundle.GetStringFromName('disabledWarning.install'),
'accessKey': GM_BrowserUI.bundle.GetStringFromName('disabledWarning.install.accessKey'),
'popup': null,
'callback': GM_util.hitch(this, function() {
GM_util.showInstallDialog(aHref, gBrowser, GM_util.getService());
})
});
var notificationBox = gBrowser.getNotificationBox();
notificationBox.appendNotification(
msg,
"install-userscript",
"chrome://greasemonkey/skin/icon16.png",
notificationBox.PRIORITY_WARNING_MEDIUM,
buttons
);
};
GM_BrowserUI.init();
/**
* Handle clicking one of the items in the popup. Left-click toggles the enabled
* state, right-click opens in an editor.
*/
function GM_popupClicked(aEvent) {
var script = aEvent.target.script;
if (!script) return;
if ('command' == aEvent.type) {
// left-click: toggle enabled state
script.enabled =! script.enabled;
} else if ('click' == aEvent.type && aEvent.button == 2) {
// right-click: open in editor
GM_util.openInEditor(script);
}
closeMenus(aEvent.target);
}
/**
* When a menu pops up, fill its contents with the list of scripts.
*/
function GM_showPopup(aEvent) {
function urlsOfAllFrames(contentWindow) {
var urls = [contentWindow.location.href];
function collect(contentWindow) {
urls = urls.concat(urlsOfAllFrames(contentWindow));
}
Array.prototype.slice.call(contentWindow.frames).forEach(collect);
return urls;
}
function uniq(a) {
var seen = {}, list = [], item;
for (var i = 0; i < a.length; i++) {
item = a[i];
if (!seen.hasOwnProperty(item))
seen[item] = list.push(item);
}
return list;
}
function scriptsMatching(urls) {
function testMatchURLs(script) {
function testMatchURL(url) {
return script.matchesURL(url);
}
return urls.some(testMatchURL);
}
return GM_util.getService().config.getMatchingScripts(testMatchURLs);
}
function appendScriptAfter(script, point) {
if (script.needsUninstall) return;
var mi = document.createElement("menuitem");
mi.setAttribute("label", script.name);
mi.script = script;
mi.setAttribute("type", "checkbox");
mi.setAttribute("checked", script.enabled.toString());
point.parentNode.insertBefore(mi, point.nextSibling);
return mi;
}
// Make sure this event was triggered by opening the actual monkey menu,
// not one of its submenus.
if (aEvent.currentTarget != aEvent.target) return;
var popup = aEvent.target;
var scriptsFramedEl = popup.getElementsByClassName("scripts-framed-point")[0];
var scriptsTopEl = popup.getElementsByClassName("scripts-top-point")[0];
var scriptsSepEl = popup.getElementsByClassName("scripts-sep")[0];
var noScriptsEl = popup.getElementsByClassName("no-scripts")[0];
// Remove existing menu items, between separators.
function removeMenuitemsAfter(el) {
while (true) {
var sibling = el.nextSibling;
if (!sibling || 'menuseparator' == sibling.tagName) break;
sibling.parentNode.removeChild(sibling);
}
}
removeMenuitemsAfter(scriptsFramedEl);
removeMenuitemsAfter(scriptsTopEl);
var urls = uniq( urlsOfAllFrames( getBrowser().contentWindow ));
var runsOnTop = scriptsMatching( [urls.shift()] ); // first url = top window
var runsFramed = scriptsMatching( urls ); // remainder are all its subframes
// drop all runsFramed scripts already present in runsOnTop
for (var i = 0; i < runsOnTop.length; i++) {
var j = 0, item = runsOnTop[i];
while (j < runsFramed.length) {
if (item === runsFramed[j]) {
runsFramed.splice(j, 1);
} else {
j++;
}
}
}
scriptsSepEl.collapsed = !(runsOnTop.length && runsFramed.length);
noScriptsEl.collapsed = !!(runsOnTop.length || runsFramed.length);
if (runsFramed.length) {
var point = scriptsFramedEl;
runsFramed.forEach(
function(script) { point = appendScriptAfter(script, point); });
}
var point = scriptsTopEl;
runsOnTop.forEach(
function(script) { point = appendScriptAfter(script, point); });
// Propagate to commands sub-menu.
var commandsPopup = popup.querySelector(
'menupopup.greasemonkey-user-script-commands-popup');
GM_MenuCommander.onPopupShowing(commandsPopup);
}
/**
* Clean up the menu after it hides to prevent memory leaks
*/
function GM_hidePopup(aEvent) {
var popup = aEvent.target;
// Only handle the actual monkey menu event.
if (aEvent.currentTarget != aEvent.target) return;
// Propagate to commands sub-menu.
var commandsPopup = popup.querySelector(
'menupopup.greasemonkey-user-script-commands-popup');
GM_MenuCommander.onPopupHiding(commandsPopup);
}
// Short-term workaround for #1406: Tab Mix Plus breaks opening links in
// new tabs because it depends on this function, and incorrectly checks for
// existance of GM_BrowserUI instead of it.
function GM_getEnabled() {
return GM_util.getEnabled();
}
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