mirror of
https://github.com/ImranR98/Obtainium.git
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Add CoolApk
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UjuiUjuMandan
197
lib/app_sources/coolapk.dart
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197
lib/app_sources/coolapk.dart
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import 'dart:convert';
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import 'package:bcrypt/bcrypt.dart';
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import 'package:crypto/crypto.dart';
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import 'package:easy_localization/easy_localization.dart';
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import 'package:obtainium/custom_errors.dart';
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import 'package:obtainium/providers/source_provider.dart';
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import 'dart:math';
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// kanged from https://github.com/DUpdateSystem/UpgradeAll/blob/b2f92c9/core-websdk/src/main/java/net/xzos/upgradeall/core/websdk/api/client_proxy/hubs/CoolApk.kt
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class CoolApk extends AppSource {
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CoolApk() {
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name = tr('coolApk');
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hosts = ['www.coolapk.com', 'api2.coolapk.com'];
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allowSubDomains = true;
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naiveStandardVersionDetection = true;
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}
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@override
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String sourceSpecificStandardizeURL(String url, {bool forSelection = false}) {
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print('Debug: Standardizing URL: $url');
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RegExp standardUrlRegEx = RegExp(
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r'^https?://(www\.)?coolapk\.com/apk/[^/]+',
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caseSensitive: false);
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var match = standardUrlRegEx.firstMatch(url);
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if (match == null) {
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print('Debug: Invalid URL for CoolApk: $url');
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throw InvalidURLError(name);
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}
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String standardizedUrl = match.group(0)!;
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print('Debug: Standardized URL: $standardizedUrl');
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return standardizedUrl;
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}
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@override
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Future<String?> tryInferringAppId(String standardUrl,
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{Map<String, dynamic> additionalSettings = const {}}) async {
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print('Debug: Inferring appId from URL: $standardUrl');
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String appId = Uri.parse(standardUrl).pathSegments.last;
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print('Debug: Inferred appId: $appId');
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return appId;
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}
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@override
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Future<APKDetails> getLatestAPKDetails(
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String standardUrl,
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Map<String, dynamic> additionalSettings,
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) async {
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String appId = (await tryInferringAppId(standardUrl))!;
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String apiUrl = 'https://api2.coolapk.com';
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print('Debug: Fetching details for appId: $appId');
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// get latest
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var detailUrl = '$apiUrl/v6/apk/detail?id=$appId';
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var headers = await getRequestHeaders(additionalSettings);
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print('Debug: Requesting URL: $detailUrl with headers: $headers');
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var res = await sourceRequest(detailUrl, additionalSettings);
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print('Debug: Response status code: ${res.statusCode}');
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if (res.statusCode != 200) {
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print('Debug: HTTP error: ${res.statusCode} - ${res.body}');
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throw getObtainiumHttpError(res);
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}
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var json = jsonDecode(res.body);
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print('Debug: Parsed JSON: $json');
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if (json['status'] == -2 || json['data'] == null) {
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print('Debug: No releases found or invalid status: ${json['status']}');
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throw NoReleasesError();
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}
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var detail = json['data'];
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String version = detail['apkversionname'].toString();
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String appName = detail['title'].toString();
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String author = detail['developername']?.toString() ?? 'CoolApk';
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String changelog = detail['changelog']?.toString() ?? '';
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int? releaseDate = detail['lastupdate'] != null
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? (detail['lastupdate'] is int
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? detail['lastupdate'] * 1000
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: int.parse(detail['lastupdate'].toString()) * 1000)
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: null;
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String aid = detail['id'].toString();
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print('Debug: Version: $version, AppName: $appName, Author: $author, AID: $aid');
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// get apk url
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String apkUrl = await _getLatestApkUrl(apiUrl, appId, aid, version, headers);
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if (apkUrl.isEmpty) {
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print('Debug: No APK URL found for $appId');
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throw NoAPKError();
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}
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print('Debug: APK URL: $apkUrl');
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String apkName = '${appId}_$version.apk';
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return APKDetails(
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version,
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[MapEntry(apkName, apkUrl)],
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AppNames(author, appName),
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releaseDate: releaseDate != null
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? DateTime.fromMillisecondsSinceEpoch(releaseDate)
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: null,
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changeLog: changelog,
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);
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}
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Future<String> _getLatestApkUrl(String apiUrl, String appId, String aid,
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String version, Map<String, String>? headers) async {
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String url = '$apiUrl/v6/apk/download?pn=$appId&aid=$aid';
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print('Debug: Fetching APK URL: $url');
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var res = await sourceRequest(url, {}, followRedirects: false);
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print('Debug: APK request status code: ${res.statusCode}');
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if (res.statusCode >= 300 && res.statusCode < 400) {
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String location = res.headers['location'] ?? '';
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print('Debug: Redirect location: $location');
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return location;
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}
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print('Debug: No redirect found for APK URL');
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return '';
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}
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@override
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Future<Map<String, String>?> getRequestHeaders(
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Map<String, dynamic> additionalSettings,
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{bool forAPKDownload = false}) async {
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var tokenPair = _getToken();
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print('Debug: Generated tokenPair: $tokenPair');
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// CoolAPK header
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return {
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'User-Agent':
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'Dalvik/2.1.0 (Linux; U; Android 9; MI 8 SE MIUI/9.5.9) (#Build; Xiaomi; MI 8 SE; PKQ1.181121.001; 9) +CoolMarket/12.4.2-2208241-universal',
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'X-App-Id': 'com.coolapk.market',
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'X-Requested-With': 'XMLHttpRequest',
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'X-Sdk-Int': '30',
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'X-App-Mode': 'universal',
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'X-App-Channel': 'coolapk',
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'X-Sdk-Locale': 'zh-CN',
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'X-App-Version': '12.4.2',
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'X-Api-Supported': '2208241',
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'X-App-Code': '2208241',
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'X-Api-Version': '12',
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'X-App-Device': tokenPair['deviceCode']!,
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'X-Dark-Mode': '0',
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'X-App-Token': tokenPair['token']!,
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};
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}
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Map<String, String> _getToken() {
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final rand = Random();
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String randHexString(int n) =>
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List.generate(n, (_) => rand.nextInt(256).toRadixString(16).padLeft(2, '0'))
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.join()
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.toUpperCase();
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String randMacAddress() =>
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List.generate(6, (_) => rand.nextInt(256).toRadixString(16).padLeft(2, '0'))
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.join(':');
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// 加密算法来自 https://github.com/XiaoMengXinX/FuckCoolapkTokenV2、https://github.com/Coolapk-UWP/Coolapk-UWP
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// device
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String aid = randHexString(16);
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String mac = randMacAddress();
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const manufactor = 'Google';
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const brand = 'Google';
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const model = 'Pixel 5a';
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const buildNumber = 'SQ1D.220105.007';
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// generate deviceCode
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String deviceCode =
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base64.encode('$aid; ; ; $mac; $manufactor; $brand; $model; $buildNumber'.codeUnits);
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print('Debug: DeviceCode: $deviceCode');
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// generate timestamp
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String timeStamp = (DateTime.now().millisecondsSinceEpoch ~/ 1000).toString();
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String base64TimeStamp = base64.encode(timeStamp.codeUnits);
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String md5TimeStamp = md5.convert(timeStamp.codeUnits).toString();
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String md5DeviceCode = md5.convert(deviceCode.codeUnits).toString();
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print('Debug: TimeStamp: $timeStamp, MD5TimeStamp: $md5TimeStamp, MD5DeviceCode: $md5DeviceCode');
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// generate token
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String token =
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'token://com.coolapk.market/dcf01e569c1e3db93a3d0fcf191a622c?$md5TimeStamp\$$md5DeviceCode&com.coolapk.market';
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String base64Token = base64.encode(token.codeUnits);
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String md5Base64Token = md5.convert(base64Token.codeUnits).toString();
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String md5Token = md5.convert(token.codeUnits).toString();
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print('Debug: Token: $token, Base64Token: $base64Token, MD5Base64Token: $md5Base64Token');
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// generate salt and hash
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String bcryptSalt = '\$2a\$10\$${base64TimeStamp.substring(0, 14)}/${md5Token.substring(0, 6)}u';
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String bcryptResult = BCrypt.hashpw(md5Base64Token, bcryptSalt);
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String reBcryptResult = bcryptResult.replaceRange(0, 3, '\$2y');
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String finalToken = 'v2${base64.encode(reBcryptResult.codeUnits)}';
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print('Debug: BCryptSalt: $bcryptSalt, BCryptResult: $bcryptResult, FinalToken: $finalToken');
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return {'deviceCode': deviceCode, 'token': finalToken};
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}
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}
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