Initial commit

src/utils/user-agent.ts

@@ -0,0 +1,66 @@
+import { PrefKey, Preferences, getPref } from "../modules/preferences";
+
+export enum UserAgentProfile {
+    EDGE_WINDOWS = 'edge-windows',
+    SAFARI_MACOS = 'safari-macos',
+    SMARTTV_TIZEN = 'smarttv-tizen',
+    DEFAULT = 'default',
+    CUSTOM = 'custom',
+}
+
+export class UserAgent {
+    static #USER_AGENTS = {
+        [UserAgentProfile.EDGE_WINDOWS]: 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36 Edg/115.0.1901.188',
+        [UserAgentProfile.SAFARI_MACOS]: 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.5.2 Safari/605.1.1',
+        [UserAgentProfile.SMARTTV_TIZEN]: 'Mozilla/5.0 (SMART-TV; LINUX; Tizen 7.0) AppleWebKit/537.36 (KHTML, like Gecko) 94.0.4606.31/7.0 TV Safari/537.36',
+    }
+
+    static getDefault(): string {
+        return (window.navigator as any).orgUserAgent || window.navigator.userAgent;
+    }
+
+    static get(profile: string): string {
+        const defaultUserAgent = UserAgent.getDefault();
+        if (profile === UserAgentProfile.CUSTOM) {
+            return getPref(PrefKey.USER_AGENT_CUSTOM);
+        }
+
+        // TODO: check type
+        return (UserAgent.#USER_AGENTS as any)[profile] || defaultUserAgent;
+    }
+
+    static isSafari(mobile=false) {
+        const userAgent = (UserAgent.getDefault() || '').toLowerCase();
+        let result = userAgent.includes('safari') && !userAgent.includes('chrom');
+
+        if (result && mobile) {
+            result = userAgent.includes('mobile');
+        }
+
+        return result;
+    }
+
+    static spoof() {
+        let newUserAgent;
+
+        const profile = getPref(PrefKey.USER_AGENT_PROFILE);
+        if (profile === UserAgentProfile.DEFAULT) {
+            return;
+        }
+
+        if (!newUserAgent) {
+            newUserAgent = UserAgent.get(profile);
+        }
+
+        // Clear data of navigator.userAgentData, force xCloud to detect browser based on navigator.userAgent
+        Object.defineProperty(window.navigator, 'userAgentData', {});
+
+        // Override navigator.userAgent
+        (window.navigator as any).orgUserAgent = window.navigator.userAgent;
+        Object.defineProperty(window.navigator, 'userAgent', {
+            value: newUserAgent,
+        });
+
+        return newUserAgent;
+    }
+}