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index.js
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index.js
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'use strict';
const protectIt = async (pageOrContext, options) => {
await pageOrContext.addInitScript((options) => {
window.afpOptions = options;
// Canvas Def
const getImageData = CanvasRenderingContext2D.prototype.getImageData;
const noisify = (canvas, context) => {
if (context) {
const shift = {
r: window.afpOptions.canvasRgba
? window.afpOptions.canvasRgba[0]
: Math.floor(Math.random() * 10) - 5,
g: window.afpOptions.canvasRgba
? window.afpOptions.canvasRgba[1]
: Math.floor(Math.random() * 10) - 5,
b: window.afpOptions.canvasRgba
? window.afpOptions.canvasRgba[2]
: Math.floor(Math.random() * 10) - 5,
a: window.afpOptions.canvasRgba
? window.afpOptions.canvasRgba[3]
: Math.floor(Math.random() * 10) - 5,
};
const width = canvas.width;
const height = canvas.height;
if (width && height) {
const imageData = getImageData.apply(context, [0, 0, width, height]);
for (let i = 0; i < height; i++)
for (let j = 0; j < width; j++) {
const n = i * (width * 4) + j * 4;
imageData.data[n + 0] = imageData.data[n + 0] + shift.r;
imageData.data[n + 1] = imageData.data[n + 1] + shift.g;
imageData.data[n + 2] = imageData.data[n + 2] + shift.b;
imageData.data[n + 3] = imageData.data[n + 3] + shift.a;
}
context.putImageData(imageData, 0, 0);
}
}
};
HTMLCanvasElement.prototype.toBlob = new Proxy(HTMLCanvasElement.prototype.toBlob, {
apply(target, self, args) {
noisify(self, self.getContext("2d"));
return Reflect.apply(target, self, args);
},
});
HTMLCanvasElement.prototype.toDataURL = new Proxy(HTMLCanvasElement.prototype.toDataURL, {
apply(target, self, args) {
noisify(self, self.getContext("2d"));
return Reflect.apply(target, self, args);
},
});
CanvasRenderingContext2D.prototype.getImageData = new Proxy(CanvasRenderingContext2D.prototype.getImageData, {
apply(target, self, args) {
noisify(self.canvas, self);
return Reflect.apply(target, self, args);
},
});
//Webgl def
const config = {
random: {
value: () => {
return Math.random();
},
item: (e) => {
const rand = e.length * config.random.value();
return e[Math.floor(rand)];
},
number: (power) => {
const tmp = [];
for (let i = 0; i < power.length; i++) tmp.push(Math.pow(2, power[i]));
return config.random.item(tmp);
},
int: (power) => {
const tmp = [];
for (let i = 0; i < power.length; i++) {
const n = Math.pow(2, power[i]);
tmp.push(new Int32Array([n, n]));
}
return config.random.item(tmp);
},
float: (power) => {
const tmp = [];
for (let i = 0; i < power.length; i++) {
const n = Math.pow(2, power[i]);
tmp.push(new Float32Array([1, n]));
}
return config.random.item(tmp);
},
},
spoof: {
webgl: {
buffer: (target) => {
const proto = target.prototype ? target.prototype : target.__proto__;
proto.bufferData = new Proxy(proto.bufferData, {
apply(target, self, args) {
const index = Math.floor(config.random.value() * args[1].length);
const noise =
args[1][index] !== undefined ? 0.1 * config.random.value() * args[1][index] : 0;
args[1][index] = args[1][index] + noise;
return Reflect.apply(target, self, args);
},
});
},
parameter: (target) => {
const proto = target.prototype ? target.prototype : target.__proto__;
proto.getParameter = new Proxy(proto.getParameter, {
apply(target, receiver, args) {
if (args[0] === 3415) return 0;
else if (args[0] === 3414) return 24;
else if (args[0] === 36348) return 30;
else if (args[0] === 7936) return "WebKit";
else if (args[0] === 37445) return "Google Inc.";
else if (args[0] === 7937) return "WebKit WebGL";
else if (args[0] === 3379)
return window.afpOptions.webglData
? window.afpOptions.webglData["3378"]
: config.random.number([14, 15]);
else if (args[0] === 36347)
return window.afpOptions.webglData
? window.afpOptions.webglData["36347"]
: config.random.number([12, 13]);
else if (args[0] === 34076)
return window.afpOptions.webglData
? window.afpOptions.webglData["34076"]
: config.random.number([14, 15]);
else if (args[0] === 34024)
return window.afpOptions.webglData
? window.afpOptions.webglData["34024"]
: config.random.number([14, 15]);
else if (args[0] === 3386)
return window.afpOptions.webglData
? window.afpOptions.webglData["3386"]
: config.random.int([13, 14, 15]);
else if (args[0] === 3413)
return window.afpOptions.webglData
? window.afpOptions.webglData["3413"]
: config.random.number([1, 2, 3, 4]);
else if (args[0] === 3412)
return window.afpOptions.webglData
? window.afpOptions.webglData["3412"]
: config.random.number([1, 2, 3, 4]);
else if (args[0] === 3411)
return window.afpOptions.webglData
? window.afpOptions.webglData["3411"]
: config.random.number([1, 2, 3, 4]);
else if (args[0] === 3410)
return window.afpOptions.webglData
? window.afpOptions.webglData["3410"]
: config.random.number([1, 2, 3, 4]);
else if (args[0] === 34047)
return window.afpOptions.webglData
? window.afpOptions.webglData["34047"]
: config.random.number([1, 2, 3, 4]);
else if (args[0] === 34930)
return window.afpOptions.webglData
? window.afpOptions.webglData["34930"]
: config.random.number([1, 2, 3, 4]);
else if (args[0] === 34921)
return window.afpOptions.webglData
? window.afpOptions.webglData["34921"]
: config.random.number([1, 2, 3, 4]);
else if (args[0] === 35660)
return window.afpOptions.webglData
? window.afpOptions.webglData["35660"]
: config.random.number([1, 2, 3, 4]);
else if (args[0] === 35661)
return window.afpOptions.webglData
? window.afpOptions.webglData["35661"]
: config.random.number([4, 5, 6, 7, 8]);
else if (args[0] === 36349)
return window.afpOptions.webglData
? window.afpOptions.webglData["36349"]
: config.random.number([10, 11, 12, 13]);
else if (args[0] === 33902)
return window.afpOptions.webglData
? window.afpOptions.webglData["33902"]
: config.random.float([0, 10, 11, 12, 13]);
else if (args[0] === 33901)
return window.afpOptions.webglData
? window.afpOptions.webglData["33901"]
: config.random.float([0, 10, 11, 12, 13]);
else if (args[0] === 37446)
return window.afpOptions.webglData
? window.afpOptions.webglData["37446"]
: config.random.item(["Graphics", "HD Graphics", "Intel(R) HD Graphics"]);
else if (args[0] === 7938)
return window.afpOptions.webglData
? window.afpOptions.webglData["7938"]
: config.random.item([
"WebGL 1.0",
"WebGL 1.0 (OpenGL)",
"WebGL 1.0 (OpenGL Chromium)",
]);
else if (args[0] === 35724)
return window.afpOptions.webglData
? window.afpOptions.webglData["35724"]
: config.random.item([
"WebGL",
"WebGL GLSL",
"WebGL GLSL ES",
"WebGL GLSL ES (OpenGL Chromium",
]);
return Reflect.apply(target, receiver, args);
},
});
},
},
},
};
config.spoof.webgl.buffer(WebGLRenderingContext);
config.spoof.webgl.buffer(WebGL2RenderingContext);
config.spoof.webgl.parameter(WebGLRenderingContext);
config.spoof.webgl.parameter(WebGL2RenderingContext);
// Font def
const rand = {
noise: () => {
console.log('doing noise')
const SIGN = Math.random() < Math.random() ? -1 : 1;
return window.afpOptions.fontFingerprint
? window.afpOptions.fontFingerprint.noise
: Math.floor(Math.random() + SIGN * Math.random());
},
sign: () => {
const tmp = [-1, -1, -1, -1, -1, -1, +1, -1, -1, -1];
const index = Math.floor(Math.random() * tmp.length);
return window.afpOptions.fontFingerprint
? window.afpOptions.fontFingerprint.sign
: tmp[index];
},
};
Object.defineProperty(HTMLElement.prototype, "offsetHeight", {
get: new Proxy(Object.getOwnPropertyDescriptor(HTMLElement.prototype, "offsetHeight").get, {
apply(target, self, args) {
try {
const height = Math.floor(self.getBoundingClientRect().height);
const valid = height && rand.sign() === 1;
const result = valid ? height + rand.noise() : height;
return result;
} catch (e) {
//return Reflect.apply(target, self, args);
}
},
}),
});
Object.defineProperty(HTMLElement.prototype, "offsetWidth", {
get: new Proxy(Object.getOwnPropertyDescriptor(HTMLElement.prototype, "offsetWidth").get, {
apply(target, self, args) {
const width = Math.floor(self.getBoundingClientRect().width);
const valid = width && rand.sign() === 1;
const result = valid ? width + rand.noise() : width;
return result;
},
}),
});
//Aud def
const context = {
BUFFER: null,
getChannelData: function (e) {
e.prototype.getChannelData = new Proxy(e.prototype.getChannelData, {
apply(target, self, args) {
const results_1 = Reflect.apply(target, self, args);
if (context.BUFFER !== results_1) {
context.BUFFER = results_1;
for (let i = 0; i < results_1.length; i += 100) {
const index = Math.floor(
(window.afpOptions.audioFingerprint
? window.afpOptions.audioFingerprint.getChannelDataIndexRandom
: Math.random()) * i
);
results_1[index] =
results_1[index] +
(window.afpOptions.audioFingerprint
? window.afpOptions.audioFingerprint.getChannelDataResultRandom
: Math.random()) *
0.0000001;
}
}
return results_1;
},
});
},
createAnalyser: function (e) {
e.prototype.__proto__.createAnalyser = new Proxy(e.prototype.__proto__.createAnalyser, {
apply(target, self, args) {
const results_2 = Reflect.apply(target, self, args);
results_2.__proto__.getFloatFrequencyData = new Proxy(
results_2.__proto__.getFloatFrequencyData,
{
apply(target, self, args) {
const results_3 = Reflect.apply(target, self, args);
for (let i = 0; i < arguments[0].length; i += 100) {
const index = Math.floor(
(window.afpOptions.audioFingerprint
? window.afpOptions.audioFingerprint.createAnalyserIndexRandom
: Math.random()) * i
);
arguments[0][index] =
arguments[0][index] +
(window.afpOptions.audioFingerprint
? window.afpOptions.audioFingerprint.createAnalyserResultRandom
: Math.random()) *
0.1;
}
return results_3;
},
}
);
return results_2;
},
});
},
};
context.getChannelData(AudioBuffer);
context.createAnalyser(AudioContext);
context.createAnalyser(OfflineAudioContext);
// Web RTC
if (window.afpOptions.webRTCProtect) navigator.mediaDevices.getUserMedia =
navigator.webkitGetUserMedia =
navigator.mozGetUserMedia =
navigator.getUserMedia =
webkitRTCPeerConnection =
RTCPeerConnection =
MediaStreamTrack =
undefined;
Object.defineProperty(navigator, "deviceMemory", {
get: () =>
window.afpOptions.deviceMemory
? window.afpOptions.deviceMemory
: Math.floor(Math.random() * 8) + 4,
});
window.chrome = { runtime: {} };
window.navigator.chrome = { runtime: {} };
//remove webdriver
const newProto = navigator.__proto__;
delete newProto.webdriver;
navigator.__proto__ = newProto;
}, options);
};
module.exports = protectIt;