tpd94/CDRM-Extension
3
2
Fork 2
Code Issues 1 Pull Requests Actions Packages Projects Releases Wiki Activity

Update inject.js

Browse Source 
- Rollback EME interception
This commit is contained in:
TPD94 2025-06-02 13:44:57 -04:00
parent 55b5bf344d
commit 094f1edac2
1 changed files with 19 additions and 42 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

61
inject.js
View File

@ -11,8 +11,6 @@ let originalChallenge = null;
let widevineDeviceInfo = null;
let playreadyDeviceInfo = null;
let drmOveride = "DISABLED"
let serviceCertificate = null;
window.postMessage({ type: "__GET_DRM_OVERRIDE__" }, "*");
@ -628,45 +626,29 @@ MediaKeySession.prototype.generateRequest = async function(initDataType, initDat
// === Intercept License or EME Messages ===
if (!messageSuppressed && interceptType === 'EME') {
let intercepted = false;
session.addEventListener("message", function originalMessageInterceptor(event) {
event.stopImmediatePropagation();
console.log("[Intercepted EME Message] Injecting custom message.");
console.log(event.data);
const messageInterceptor = function(event) {
const uint8View = new Uint8Array(event.message);
const base64String = btoa(String.fromCharCode(...uint8View));
const uint8 = base64ToUint8Array(customBase64);
const arrayBuffer = uint8.buffer;
if (base64String === "CAQ=") {
console.log("[CAQ] Detected - letting original message through.");
return; // Allow original message
}
const syntheticEvent = new MessageEvent("message", {
data: event.data,
origin: event.origin,
lastEventId: event.lastEventId,
source: event.source,
ports: event.ports
});
if (!intercepted) {
intercepted = true;
event.stopImmediatePropagation();
console.log("[Intercepted EME Message] Injecting custom message.");
Object.defineProperty(syntheticEvent, "message", {
get: () => arrayBuffer
});
console.log(syntheticEvent);
setTimeout(() => session.dispatchEvent(syntheticEvent), 0);
}, { once: true });
const uint8 = base64ToUint8Array(customBase64);
const arrayBuffer = uint8.buffer;
const syntheticEvent = new MessageEvent("message", {
data: event.data,
origin: event.origin,
lastEventId: event.lastEventId,
source: event.source,
ports: event.ports
});
Object.defineProperty(syntheticEvent, "message", {
get: () => arrayBuffer
});
setTimeout(() => session.dispatchEvent(syntheticEvent), 0);
// Remove after interception
session.removeEventListener("message", messageInterceptor);
}
};
session.addEventListener("message", messageInterceptor);
messageSuppressed = true;
}
@ -710,8 +692,6 @@ MediaKeySession.prototype.update = function(response) {
// Handle Service Certificate
if (base64Response.startsWith("CAUS") && !firstValidServiceCertificate) {
console.log("[Service Certificate] Found:", base64Response);
serviceCertificate = base64Response;
const base64ServiceCertificateData = {
type: "__CERTIFICATE_DATA__",
data: base64Response
@ -805,7 +785,6 @@ window.fetch = async function(input, init = {}) {
if (method === "POST") {
const url = typeof input === "string" ? input : input.url;
let body = init.body;
// If the body is FormData, convert it to an object (or JSON)
if (body instanceof FormData) {
@ -828,7 +807,6 @@ window.fetch = async function(input, init = {}) {
// Handle body based on its type
if (typeof body === 'string') {
if (isJson(body)) {
const parsed = JSON.parse(body);
if (jsonContainsValue(parsed, customBase64)) {
@ -856,7 +834,6 @@ window.fetch = async function(input, init = {}) {
sendToBackground({ url, method, headers, body: modifiedBody });
}
}
// Ensure the modified body is used and passed to the original fetch call
init.body = modifiedBody;