feat: propagate WebView user agent to plugins via bridge.captchaUserAgent and bridge.authUserAgent

app/src/main/java/com/futo/platformplayer/activities/CaptchaActivity.kt

@@ -68,11 +68,15 @@ class CaptchaActivity : AppCompatActivity() {
             intent.getStringExtra("body");
         else null;
 
-        _webView.settings.userAgentString = captchaConfig.userAgent ?: "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36";
+        // Only override UA if config specifies one, otherwise keep WebView default (matches Desktop CEF behavior)
+        if (captchaConfig.userAgent != null)
+            _webView.settings.userAgentString = captchaConfig.userAgent;
+        // Capture UA on main thread - callback fires on WebView background thread where settings access is not allowed
+        val capturedUserAgent = _webView.settings.userAgentString;
         _webView.settings.useWideViewPort = true;
         _webView.settings.loadWithOverviewMode = true;
 
-        val webViewClient = if(config != null) CaptchaWebViewClient(config) else CaptchaWebViewClient(captchaConfig);
+        val webViewClient = if(config != null) CaptchaWebViewClient(config, capturedUserAgent) else CaptchaWebViewClient(captchaConfig, capturedUserAgent);
         webViewClient.onCaptchaFinished.subscribe { captcha ->
             _callback?.let {
                 _callback = null;

app/src/main/java/com/futo/platformplayer/activities/LoginActivity.kt

@@ -61,11 +61,15 @@ class LoginActivity : AppCompatActivity() {
             else throw IllegalStateException("No valid configuration?");
         //TODO: Backwards compat removal?
 
-        _webView.settings.userAgentString = authConfig.userAgent ?: "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36";
+        // Only override UA if config specifies one, otherwise keep WebView default (matches Desktop CEF behavior)
+        if (authConfig.userAgent != null)
+            _webView.settings.userAgentString = authConfig.userAgent;
+        // Capture UA on main thread - callback fires on WebView background thread where settings access is not allowed
+        val capturedUserAgent = _webView.settings.userAgentString;
         _webView.settings.useWideViewPort = true;
         _webView.settings.loadWithOverviewMode = true;
 
-        val webViewClient = if(config != null) LoginWebViewClient(config) else LoginWebViewClient(authConfig);
+        val webViewClient = if(config != null) LoginWebViewClient(config, capturedUserAgent) else LoginWebViewClient(authConfig, capturedUserAgent);
 
         webViewClient.onLogin.subscribe { auth ->
             _callback?.let {

app/src/main/java/com/futo/platformplayer/api/media/platforms/js/JSClient.kt

@@ -55,6 +55,7 @@ import com.futo.platformplayer.engine.exceptions.ScriptCaptchaRequiredException
 import com.futo.platformplayer.engine.exceptions.ScriptException
 import com.futo.platformplayer.engine.exceptions.ScriptImplementationException
 import com.futo.platformplayer.engine.exceptions.ScriptValidationException
+import com.futo.platformplayer.engine.packages.PackageBridge
 import com.futo.platformplayer.logging.Logger
 import com.futo.platformplayer.models.ImageVariable
 import com.futo.platformplayer.states.AnnouncementType
@@ -156,6 +157,7 @@ open class JSClient : IPlatformClient {
         _httpClient = JSHttpClient(this, null, _captcha, config);
         _httpClientAuth = JSHttpClient(this, _auth, _captcha, config);
         _plugin = V8Plugin(context, descriptor.config, null, _httpClient, _httpClientAuth);
+        _plugin.bridge.descriptor = descriptor;
         _plugin.withDependency(context, "scripts/polyfil.js");
         _plugin.withDependency(context, "scripts/source.js");
 
@@ -189,6 +191,7 @@ open class JSClient : IPlatformClient {
         _httpClient = JSHttpClient(this, null, _captcha, config);
         _httpClientAuth = JSHttpClient(this, _auth, _captcha, config);
         _plugin = V8Plugin(context, descriptor.config, script, _httpClient, _httpClientAuth);
+        _plugin.bridge.descriptor = descriptor;
         _plugin.withDependency(context, "scripts/polyfil.js");
         _plugin.withDependency(context, "scripts/source.js");
         _plugin.withScript(script);

app/src/main/java/com/futo/platformplayer/api/media/platforms/js/SourceAuth.kt

@@ -5,9 +5,9 @@ import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 
-data class SourceAuth(val cookieMap: HashMap<String, HashMap<String, String>>? = null, val headers: Map<String, Map<String, String>> = mapOf()) {
+data class SourceAuth(val cookieMap: HashMap<String, HashMap<String, String>>? = null, val headers: Map<String, Map<String, String>> = mapOf(), val userAgent: String? = null) {
     override fun toString(): String {
-        return "(headers: '$headers', cookieString: '$cookieMap')";
+        return "(headers: '$headers', cookieString: '$cookieMap', userAgent: '$userAgent')";
     }
 
     fun toEncrypted(): String{
@@ -15,23 +15,25 @@ data class SourceAuth(val cookieMap: HashMap<String, HashMap<String, String>>? =
     }
 
     private fun serialize(): String {
-        return Json.encodeToString(SerializedAuth(cookieMap, headers));
+        return Json.encodeToString(SerializedAuth(cookieMap, headers, userAgent));
     }
 
     companion object {
         val TAG = "SourceAuth";
+        private val _json = Json { ignoreUnknownKeys = true };
 
         fun fromEncrypted(encrypted: String?): SourceAuth? {
             return SourceEncrypted.decryptEncrypted(encrypted) { deserialize(it) };
         }
 
         private fun deserialize(str: String): SourceAuth {
-            val data = Json.decodeFromString<SerializedAuth>(str);
+            val data = _json.decodeFromString<SerializedAuth>(str);
-            return SourceAuth(data.cookieMap, data.headers);
+            return SourceAuth(data.cookieMap, data.headers, data.userAgent);
         }
     }
 
     @Serializable
     data class SerializedAuth(val cookieMap: HashMap<String, HashMap<String, String>>?,
-                              val headers: Map<String, Map<String, String>> = mapOf())
+                              val headers: Map<String, Map<String, String>> = mapOf(),
+                              val userAgent: String? = null)
 }

app/src/main/java/com/futo/platformplayer/api/media/platforms/js/SourceCaptchaData.kt

@@ -5,9 +5,9 @@ import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 
-data class SourceCaptchaData(val cookieMap: HashMap<String, HashMap<String, String>>? = null, val headers: Map<String, Map<String, String>> = mapOf()) {
+data class SourceCaptchaData(val cookieMap: HashMap<String, HashMap<String, String>>? = null, val headers: Map<String, Map<String, String>> = mapOf(), val userAgent: String? = null) {
     override fun toString(): String {
-        return "(headers: '$headers', cookieString: '$cookieMap')";
+        return "(headers: '$headers', cookieString: '$cookieMap', userAgent: '$userAgent')";
     }
 
     fun toEncrypted(): String{
@@ -15,23 +15,25 @@ data class SourceCaptchaData(val cookieMap: HashMap<String, HashMap<String, Stri
     }
 
     private fun serialize(): String {
-        return Json.encodeToString(SerializedCaptchaData(cookieMap, headers));
+        return Json.encodeToString(SerializedCaptchaData(cookieMap, headers, userAgent));
     }
 
     companion object {
         val TAG = "SourceCaptchaData";
+        private val _json = Json { ignoreUnknownKeys = true };
 
         fun fromEncrypted(encrypted: String?): SourceCaptchaData? {
             return SourceEncrypted.decryptEncrypted(encrypted) { deserialize(it) };
         }
 
         fun deserialize(str: String): SourceCaptchaData {
-            val data = Json.decodeFromString<SerializedCaptchaData>(str);
+            val data = _json.decodeFromString<SerializedCaptchaData>(str);
-            return SourceCaptchaData(data.cookieMap, data.headers);
+            return SourceCaptchaData(data.cookieMap, data.headers, data.userAgent);
         }
     }
 
     @Serializable
     data class SerializedCaptchaData(val cookieMap: HashMap<String, HashMap<String, String>>?,
-                              val headers: Map<String, Map<String, String>> = mapOf())
+                              val headers: Map<String, Map<String, String>> = mapOf(),
+                              val userAgent: String? = null)
 }

app/src/main/java/com/futo/platformplayer/engine/V8Plugin.kt

@@ -87,6 +87,7 @@ class V8Plugin {
     private val _deps : LinkedHashMap<String, String> = LinkedHashMap();
     private val _depsPackages : MutableList<V8Package> = mutableListOf();
     private var _script : String? = null;
+    val bridge: PackageBridge;
 
     var isStopped = true;
     val onStopped = Event1<V8Plugin>();
@@ -114,7 +115,8 @@ class V8Plugin {
         this._clientAuth = clientAuth;
         this.config = config;
         this._script = script;
-        withDependency(PackageBridge(this, config));
+        bridge = PackageBridge(this, config);
+        withDependency(bridge);
 
         for(pack in config.packages)
             withDependency(getPackage(pack)!!);

app/src/main/java/com/futo/platformplayer/engine/packages/PackageBridge.kt

@@ -17,6 +17,7 @@ import com.futo.platformplayer.api.media.models.contents.ContentType
 import com.futo.platformplayer.api.media.platforms.js.JSClient
 import com.futo.platformplayer.api.media.platforms.js.JSClientConstants
 import com.futo.platformplayer.api.media.platforms.js.SourcePluginConfig
+import com.futo.platformplayer.api.media.platforms.js.SourcePluginDescriptor
 import com.futo.platformplayer.api.media.platforms.js.internal.JSHttpClient
 import com.futo.platformplayer.engine.IV8PluginConfig
 import com.futo.platformplayer.engine.V8Plugin
@@ -36,6 +37,9 @@ class PackageBridge : V8Package {
     private val _client: ManagedHttpClient
     @Transient
     private val _clientAuth: ManagedHttpClient
+    // Set by JSClient after construction to provide access to auth/captcha data
+    @Transient
+    var descriptor: SourcePluginDescriptor? = null
 
 
     override val name: String get() = "Bridge";
@@ -80,6 +84,17 @@ class PackageBridge : V8Package {
         return "android";
     }
 
+    // User agent captured during captcha/auth WebView flows, matching Desktop's bridge.captchaUserAgent/bridge.authUserAgent.
+    // Plugins use these to make HTTP requests with the same UA that was used in the WebView.
+    @V8Property
+    fun captchaUserAgent(): String? {
+        return descriptor?.getCaptchaData()?.userAgent
+    }
+    @V8Property
+    fun authUserAgent(): String? {
+        return descriptor?.getAuth()?.userAgent
+    }
+
     @V8Property
     fun supportedFeatures(): Array<String> {
         return arrayOf(

app/src/main/java/com/futo/platformplayer/fragment/mainactivity/main/LoginFragment.kt

@@ -96,11 +96,15 @@ class LoginFragment : MainFragment() {
             else throw IllegalStateException("No valid configuration?");
             //TODO: Backwards compat removal?
 
-            _webView.settings.userAgentString = authConfig.userAgent ?: "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36";
+            // Only override UA if config specifies one, otherwise keep WebView default (matches Desktop CEF behavior)
+            if (authConfig.userAgent != null)
+                _webView.settings.userAgentString = authConfig.userAgent;
+            // Capture UA on main thread - callback fires on WebView background thread where settings access is not allowed
+            val capturedUserAgent = _webView.settings.userAgentString;
             _webView.settings.useWideViewPort = true;
             _webView.settings.loadWithOverviewMode = true;
 
-            val webViewClient = if(config != null) LoginWebViewClient(config) else LoginWebViewClient(authConfig);
+            val webViewClient = if(config != null) LoginWebViewClient(config, capturedUserAgent) else LoginWebViewClient(authConfig, capturedUserAgent);
 
             webViewClient.onLogin.subscribe { auth ->
                 _callback?.let {

app/src/main/java/com/futo/platformplayer/others/CaptchaWebViewClient.kt

@@ -16,13 +16,15 @@ class CaptchaWebViewClient : WebViewClient {
 
     private val _pluginConfig: SourcePluginConfig?;
     private val _captchaConfig: SourcePluginCaptchaConfig;
+    private val _userAgent: String?;
 
     private var _didNotify = false;
     private val _extractor: WebViewRequirementExtractor;
 
-    constructor(config: SourcePluginConfig) : super() {
+    constructor(config: SourcePluginConfig, userAgent: String? = null) : super() {
         _pluginConfig = config;
         _captchaConfig = config.captcha!!;
+        _userAgent = userAgent;
         _extractor = WebViewRequirementExtractor(
             config.allowUrls,
             null,
@@ -34,9 +36,10 @@ class CaptchaWebViewClient : WebViewClient {
         Logger.i(TAG, "Captcha [${config.name}]" +
                 "\nRequired Cookies: ${Serializer.json.encodeToString(config.captcha!!.cookiesToFind)}",);
     }
-    constructor(captcha: SourcePluginCaptchaConfig) : super() {
+    constructor(captcha: SourcePluginCaptchaConfig, userAgent: String? = null) : super() {
         _pluginConfig = null;
         _captchaConfig = captcha;
+        _userAgent = userAgent;
         _extractor = WebViewRequirementExtractor(
             null,
             null,
@@ -62,7 +65,8 @@ class CaptchaWebViewClient : WebViewClient {
             _didNotify = true;
             onCaptchaFinished.emit(SourceCaptchaData(
                extracted.cookies,
-               extracted.headers
+               extracted.headers,
+               _userAgent
             ));
         }
 

app/src/main/java/com/futo/platformplayer/others/LoginWebViewClient.kt

@@ -24,23 +24,26 @@ class LoginWebViewClient : WebViewClient {
 
     private val _pluginConfig: SourcePluginConfig?;
     private val _authConfig: SourcePluginAuthConfig;
+    private val _userAgent: String?;
 
     private val _client = ManagedHttpClient();
 
     val onLogin = Event1<SourceAuth>();
     val onPageLoaded = Event2<WebView?, String?>()
 
-    constructor(config: SourcePluginConfig) : super() {
+    constructor(config: SourcePluginConfig, userAgent: String? = null) : super() {
         _pluginConfig = config;
         _authConfig = config.authentication!!;
+        _userAgent = userAgent;
         Logger.i(TAG, "Login [${config.name}]" +
                 "\nRequired Headers: ${config.authentication.headersToFind?.joinToString(", ")}" +
                 "\nRequired Domain Headers: ${Serializer.json.encodeToString(config.authentication.domainHeadersToFind)}" +
                 "\nRequired Cookies: ${Serializer.json.encodeToString(config.authentication.cookiesToFind)}",);
     }
-    constructor(auth: SourcePluginAuthConfig) : super() {
+    constructor(auth: SourcePluginAuthConfig, userAgent: String? = null) : super() {
         _pluginConfig = null;
         _authConfig = auth;
+        _userAgent = userAgent;
     }
 
     private val headersFoundMap: HashMap<String, HashMap<String, String>> = hashMapOf();
@@ -192,13 +195,14 @@ class LoginWebViewClient : WebViewClient {
         if (urlFound && headersFound && domainHeadersFound && cookiesFound) {
             onLogin.emit(SourceAuth(
                 cookieMap = cookiesFoundMap,
-                headers = headersFoundMap /*.associate { headerToFind ->
+                headers = headersFoundMap, /*.associate { headerToFind ->
                     headerToFind to headersFoundMap.firstNotNullOf { requestHeader ->
                         if (requestHeader.key.equals(headerToFind, ignoreCase = true))
                             requestHeader.value
                         else null;
                     }
                 } ?: mapOf()*/
+                userAgent = _userAgent
             ));
         }