Ümit Tunç
63 lines
2.1 KiB
Dart
63 lines
2.1 KiB
Dart
import 'package:flutter/foundation.dart';
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import 'package:flutter_inappwebview/flutter_inappwebview.dart';
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abstract class ILinkExtractionService {
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Future<String?> extractVideoUrl(String pageUrl);
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}
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class LinkExtractionService implements ILinkExtractionService {
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HeadlessInAppWebView? _headlessWebView;
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@override
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Future<String?> extractVideoUrl(String pageUrl) async {
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// 1. Check if it's already a video link
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if (_isVideoUrl(pageUrl)) return pageUrl;
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// 2. Use Headless WebView to find the video
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String? foundUrl;
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_headlessWebView = HeadlessInAppWebView(
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initialUrlRequest: URLRequest(url: WebUri(pageUrl)),
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initialSettings: InAppWebViewSettings(
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javaScriptEnabled: true,
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isInspectable: true,
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mixedContentMode: MixedContentMode.MIXED_CONTENT_ALWAYS_ALLOW,
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userAgent: "Mozilla/5.0 (Linux; Android 13; Pixel 7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Mobile Safari/537.36",
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),
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onReceivedServerTrustAuthRequest: (controller, challenge) async {
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return ServerTrustAuthResponse(action: ServerTrustAuthResponseAction.PROCEED);
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},
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onConsoleMessage: (controller, consoleMessage) {
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debugPrint("WEBVIEW CONSOLE: ${consoleMessage.message}");
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},
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onLoadError: (controller, url, code, message) {
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debugPrint("WEBVIEW ERROR: $message ($code) for $url");
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},
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onLoadHttpError: (controller, url, statusCode, description) {
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debugPrint("WEBVIEW HTTP ERROR: $description ($statusCode) for $url");
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},
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onLoadResource: (controller, resource) {
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final url = resource.url.toString();
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if (_isVideoUrl(url)) {
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foundUrl = url;
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_headlessWebView?.dispose();
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}
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},
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);
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await _headlessWebView?.run();
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// Wait for some time to catch resources
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await Future.delayed(const Duration(seconds: 5));
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return foundUrl;
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}
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bool _isVideoUrl(String url) {
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final lower = url.toLowerCase();
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return lower.contains('.m3u8') ||
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lower.contains('.mp4') ||
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lower.contains('.mkv');
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}
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}
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