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
|
ns.on("perms", event => {
debug("WebGL Hook", document.URL, document.documentElement && document.documentElement.innerHTML, ns.perms.CURRENT); // DEV_ONLY
if (ns.allows("webgl")) return;
let proto = HTMLCanvasElement.prototype;
let getContext = proto.getContext;
exportFunction(function(type, ...rest) {
if (type && type.toLowerCase().includes("webgl")) {
let request = {
id: "noscript-webgl",
type: "webgl",
url: document.URL,
documentUrl: document.URL,
embeddingDocument: true,
};
seen.record({policyType: "webgl", request, allowed: false});
try {
let ph = PlaceHolder.create("webgl", request);
ph.replace(this);
PlaceHolder.listen();
} catch (e) {
error(e);
}
notifyPage();
return {};
}
return getContext.call(this, type, ...rest);
}, proto, {defineAs: "getContext"});
});
|