src/content.js

@@ -1,9 +1,5 @@
-'use strict';
-
-// Load Extension
 const script = document.createElement('SCRIPT');
-script.src = chrome.runtime.getURL('src/page.js');
-script.type = 'text/javascript';
+script.src = chrome.runtime.getURL('page.js');
 script.onload = function() {
     this.remove();
 };

src/manifest.json

@@ -1,19 +1,17 @@
 {
+    "description": "This browser extension forces DisneyNOW to use their higher-resolution video stream by imitating the Android app. (It also blocks DisneyNOW ads.)",
     "manifest_version": 2,
     "name": "Force High-Resolution DisneyNOW",
-    "author": "TheBrokenRail",
-    "version": "1.1",
-    "description": "This browser extension forces DisneyNOW to use their higher-resolution video stream by imitating the Android app. (It also blocks DisneyNOW ads.)",
-    "homepage_url": "https://gitea.thebrokenrail.com/TheBrokenRail/force-high-resolution-disneynow",
+    "version": "1.0",
     "content_scripts": [
         {
             "matches": ["*://disneynow.com/*"],
-            "js": ["src/content.js"],
-            "run_at": "document_start"
+            "js": ["content.js"],
+            "run_at": "document_end"
         }
     ],
     "web_accessible_resources": [
-        "src/page.js"
+        "page.js"
     ],
     "browser_specific_settings": {
         "gecko": {

src/page.js

@@ -1,22 +1,15 @@
 'use strict';
 
 // Constants
-const DEVICE_ID = '031_04'; // Found in the APK as the resource @string/device_id. (Default: "001")
-const BRAND_ID = '011'; // Selected from the function mapBrandCode(), which is found in embed.min.js (a script loaded by the website). (Default: "004")
-
-// Lock the reported app name and version to a known working value. (The reported app name and version can determine the video stream format.)
-const APP_NAME = 'webplayer-dc';
-const APP_VERSION = '1.2.7.49';
-
-// Target File
-const TARGET_FILE = 'playmanifest_secure.json';
+const DEVICE_ID = '031_04'; // Found in the APK as @string/device_id
+const BRAND_ID = '011'; // Selected from the function mapBrandCode(), which is found in embed.min.js (a script loaded by the website)
 
 // Patch XMLHttpRequest.open
 const oldOpen = XMLHttpRequest.prototype.open;
 Object.defineProperty(XMLHttpRequest.prototype, 'open', {
     value: function (method, url, ...args) {
         // Flag
-        this._isTargetUrl = (new URL(url)).pathname.endsWith('/' + TARGET_FILE);
+        this._isTargetUrl = (new URL(url)).pathname.endsWith('/playmanifest_secure.json');
 
         // Call Original Method
         oldOpen.call(this, method, url, ...args);
@@ -26,81 +19,34 @@ Object.defineProperty(XMLHttpRequest.prototype, 'open', {
     writable: false
 });
 
-// Patch XMLHttpRequest.setRequestHeader
-const oldSetRequestHeader = XMLHttpRequest.prototype.setRequestHeader;
-Object.defineProperty(XMLHttpRequest.prototype, 'setRequestHeader', {
-    value: function (name, value) {
-        // Lock App Version
-        if (this._isTargetUrl && name.toLowerCase() === 'appversion') {
-            value = APP_VERSION;
-        }
-
-        // Call Original Method
-        oldSetRequestHeader.call(this, name, value);
-    },
-    enumerable: false,
-    configurable: false,
-    writable: false
-});
-
-// Add resolution info to video player.
-function addResolutionInfo(player) {
-    // Create (or find existing) <p> element.
-    const id = '__disneynow_resolution_info__';
-    let p = document.getElementById(id);
-    if (!p) {
-        // Create
-        const p = document.createElement('P');
-        p.id = id;
-
-        // Add <p> element to DOM.
-        player.parentElement.insertBefore(p, player);
-    }
-
-    // Set initial resolution text.
-    function setResolutionText(resolution) {
-        p.innerText = `Video Quality: ${resolution}`;
-    }
-    setResolutionText('N/A');
-
-    // Hook into <video> element.
-    const video = player.getElementsByTagName('VIDEO')[0];
-    video.addEventListener("resize", e => setResolutionText(`${e.target.videoWidth}x${e.target.videoHeight}`), false);
-}
-
 // Patch XMLHttpRequest.send
 const oldSend = XMLHttpRequest.prototype.send;
 Object.defineProperty(XMLHttpRequest.prototype, 'send', {
     value: function (body, ...args) {
         // Check
-        if (this._isTargetUrl && body) {
+        if (body && this._isTargetUrl) {
             // Parse Request Body
             const params = new URLSearchParams(body);
 
-            // Pretend to be an Android device.
-            params.set('device', DEVICE_ID);
-            // Switch brand ID to one without ads.
-            params.set('brand', BRAND_ID);
-            // Set recommended video player size to current screen resolution.
-            params.set('vps', `${window.screen.width * window.devicePixelRatio}x${window.screen.height * window.devicePixelRatio}`);
-            // Ensure other miscellaneous parameters are correct.
-            params.set('hdcp_level', '2.3');
-            params.set('hlsver', '6');
-            params.set('app_name', APP_NAME);
+            // Pretend to be an Android device
+            if (params.has('device')) {
+                params.set('device', DEVICE_ID);
+            }
+            
+            // Switch brand to one without ads
+            if (params.has('brand')) {
+                params.set('brand', BRAND_ID);
+            }
 
             // Apply Patch
             body = params.toString();
 
-            // Log Video Stream URL
+            // Verify
             this.addEventListener("load", function () {
                 const obj = JSON.parse(this.responseText);
                 const assetUrl = new URL(obj.video.assets.asset[0].value);
                 console.log('Video Stream URL: ' + assetUrl);
             });
-
-            // Find video player and add resolution info.
-            const player = document.getElementsByClassName('VideoPlayer')[0];
-            addResolutionInfo(player);
         }
 
         // Call Original Method