/usr/share/xul-ext/greasemonkey/content/framescript.js is in xul-ext-greasemonkey 3.8-1~deb8u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 | // The frame script for Electrolysis (e10s) compatible injection.
// See: https://developer.mozilla.org/en-US/Firefox/Multiprocess_Firefox
var Cc = Components.classes;
var Ci = Components.interfaces;
var Cu = Components.utils;
Cu.import('resource://gre/modules/XPCOMUtils.jsm');
Cu.import('chrome://greasemonkey-modules/content/documentObserver.js');
Cu.import('chrome://greasemonkey-modules/content/GM_setClipboard.js');
Cu.import('chrome://greasemonkey-modules/content/ipcscript.js');
Cu.import('chrome://greasemonkey-modules/content/menucommand.js');
Cu.import('chrome://greasemonkey-modules/content/miscapis.js');
Cu.import('chrome://greasemonkey-modules/content/sandbox.js');
Cu.import('chrome://greasemonkey-modules/content/scriptProtocol.js');
Cu.import('chrome://greasemonkey-modules/content/util.js');
Cu.import('chrome://greasemonkey-modules/content/processScript.js', {})
.addFrame(this);
// \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ //
var gScope = this;
var gStripUserPassRegexp = new RegExp('(://)([^:/]+)(:[^@/]+)?@');
// \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ //
function contentObserver(win) {
if (!GM_util.getEnabled()) return;
var doc = win.document;
var url = doc.documentURI;
if (!GM_util.isGreasemonkeyable(url)) return;
// Listen for whichever kind of load event arrives first.
win.addEventListener('DOMContentLoaded', contentLoad, true);
win.addEventListener('load', contentLoad, true);
runScripts('document-start', win);
};
// \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ //
function browserLoad(aEvent) {
var contentWin = aEvent.target.defaultView;
var href = contentWin.location.href;
// See #1820, #2371, #2195
if ((href == "about:blank")
|| (href.match(/^about:reader/))) {
// #1696: document-element-inserted doesn't see about:blank
runScripts('document-start', contentWin);
runScripts('document-end', contentWin);
runScripts('document-idle', contentWin);
}
gScope.sendAsyncMessage("greasemonkey:DOMContentLoaded", {
"contentType": contentWin.document.contentType,
"href": href
});
}
function contentLoad(aEvent) {
var contentWin = aEvent.target.defaultView;
// Now that we've seen any first load event, stop listening for any more.
contentWin.removeEventListener('DOMContentLoaded', contentLoad, true);
contentWin.removeEventListener('load', contentLoad, true);
runScripts('document-end', contentWin);
GM_util.timeout(function() { runScripts('document-idle', contentWin); }, 50);
}
function createScriptFromObject(aObject) {
var script = Object.create(IPCScript.prototype);
// TODO: better way for this? Object.create needs property descriptors.
for (var key in aObject) {
script[key] = aObject[key];
}
return script;
};
function injectDelayedScript(aMessage) {
var windowId = aMessage.data.windowId;
var windowMediator = Components
.classes['@mozilla.org/appshell/window-mediator;1']
.getService(Components.interfaces.nsIWindowMediator);
var win = windowMediator.getOuterWindowWithId(windowId);
if (!win) {
dump('Couldn\'t find window with (outer?) ID ' + windowId + '!\n');
} else {
var script = createScriptFromObject(aMessage.data.script);
injectScripts([script], win);
}
};
function injectScripts(aScripts, aContentWin) {
try {
aContentWin.QueryInterface(Ci.nsIDOMChromeWindow);
// Never ever inject scripts into a chrome context window.
return;
} catch(e) {
// Ignore, it's good if we can't QI to a chrome window.
}
var url = urlForWin(aContentWin);
if (!url) return;
var winIsTop = windowIsTop(aContentWin);
for (var i = 0, script = null; script = aScripts[i]; i++) {
if (script.noframes && !winIsTop) continue;
var sandbox = createSandbox(script, aContentWin, url, gScope);
runScriptInSandbox(script, sandbox);
}
}
function contextMenuStart(aMessage) {
var culprit = aMessage.objects.culprit;
while (culprit && culprit.tagName && culprit.tagName.toLowerCase() != "a") {
culprit = culprit.parentNode;
}
aMessage.target.sendAsyncMessage(
"greasemonkey:context-menu-end", {"href": culprit.href});
}
function newScriptLoadStart(aMessage) {
aMessage.target.sendAsyncMessage(
"greasemonkey:newscript-load-end", {"href": content.location.href});
}
function runScripts(aRunWhen, aContentWin) {
var url = urlForWin(aContentWin);
if (!url) return;
if (!GM_util.isGreasemonkeyable(url)) return;
var scripts = IPCScript.scriptsForUrl(
url, aRunWhen, GM_util.windowId(aContentWin, 'outer'));
injectScripts(scripts, aContentWin);
}
function urlForWin(aContentWin) {
if (GM_util.windowIsClosed(aContentWin)) {
return false;
}
// See #1970
// When content does (e.g.) history.replacestate() in an inline script,
// the location.href changes between document-start and document-end time.
// But the content can call replacestate() much later, too. The only way to
// be consistent is to ignore it. Luckily, the document.documentURI does
// _not_ change, so always use it when deciding whether to run scripts.
var url = aContentWin.document.documentURI;
// But ( #1631 ) ignore user/pass in the URL.
return url.replace(gStripUserPassRegexp, '$1');
}
function windowIsTop(aContentWin) {
try {
aContentWin.QueryInterface(Ci.nsIDOMWindow);
if (aContentWin.frameElement) return false;
} catch (e) {
var url = 'unknown';
try {
url = aContentWin.location.href;
} catch (e) { }
// Ignore non-DOM-windows.
dump('Could not QI window to nsIDOMWindow at\n' + url + ' ?!\n');
}
return true;
};
function windowCreated() {
onNewDocument(content, contentObserver);
}
// \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ //
addEventListener('DOMContentLoaded', browserLoad);
addEventListener('DOMWindowCreated', windowCreated);
if (content) windowCreated();
addMessageListener('greasemonkey:inject-delayed-script', injectDelayedScript);
addMessageListener('greasemonkey:menu-command-list', function(aMessage) {
MenuCommandListRequest(content, aMessage);
});
addMessageListener('greasemonkey:menu-command-run', function(aMessage) {
MenuCommandRun(content, aMessage);
});
addMessageListener("greasemonkey:context-menu-start", contextMenuStart);
addMessageListener("greasemonkey:newscript-load-start", newScriptLoadStart);
initScriptProtocol();
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