Repo created

lib/app_sources/rustore.dart

@@ -0,0 +1,110 @@
+import 'dart:convert';
+import 'dart:typed_data';
+
+import 'package:easy_localization/easy_localization.dart';
+import 'package:flutter_charset_detector/flutter_charset_detector.dart';
+import 'package:http/http.dart';
+import 'package:obtainium/custom_errors.dart';
+import 'package:obtainium/providers/source_provider.dart';
+
+class RuStore extends AppSource {
+  RuStore() {
+    hosts = ['rustore.ru'];
+    name = 'RuStore';
+    naiveStandardVersionDetection = true;
+    showReleaseDateAsVersionToggle = true;
+  }
+
+  @override
+  String sourceSpecificStandardizeURL(String url, {bool forSelection = false}) {
+    RegExp standardUrlRegEx = RegExp(
+      '^https?://(www\\.)?${getSourceRegex(hosts)}/catalog/app/+[^/]+',
+      caseSensitive: false,
+    );
+    RegExpMatch? match = standardUrlRegEx.firstMatch(url);
+    if (match == null) {
+      throw InvalidURLError(name);
+    }
+    return match.group(0)!;
+  }
+
+  @override
+  Future<String?> tryInferringAppId(
+    String standardUrl, {
+    Map<String, dynamic> additionalSettings = const {},
+  }) async {
+    return Uri.parse(standardUrl).pathSegments.last;
+  }
+
+  Future<dynamic> decodeJsonBody(Uint8List bytes) async {
+    try {
+      return jsonDecode((await CharsetDetector.autoDecode(bytes)).string);
+    } catch (e) {
+      try {
+        return jsonDecode(utf8.decode(bytes));
+      } catch (_) {
+        rethrow;
+      }
+    }
+  }
+
+  @override
+  Future<APKDetails> getLatestAPKDetails(
+    String standardUrl,
+    Map<String, dynamic> additionalSettings,
+  ) async {
+    String? appId = await tryInferringAppId(standardUrl);
+    Response res0 = await sourceRequest(
+      'https://backapi.rustore.ru/applicationData/overallInfo/$appId',
+      additionalSettings,
+    );
+    if (res0.statusCode != 200) {
+      throw getObtainiumHttpError(res0);
+    }
+    var appDetails = (await decodeJsonBody(res0.bodyBytes))['body'];
+    if (appDetails['appId'] == null) {
+      throw NoReleasesError();
+    }
+
+    String appName = appDetails['appName'] ?? tr('app');
+    String author = appDetails['companyName'] ?? name;
+    String? dateStr = appDetails['appVerUpdatedAt'];
+    String? version = appDetails['versionName'];
+    String? changeLog = appDetails['whatsNew'];
+    if (version == null) {
+      throw NoVersionError();
+    }
+    DateTime? relDate;
+    if (dateStr != null) {
+      relDate = DateTime.parse(dateStr);
+    }
+
+    Response res1 = await sourceRequest(
+      'https://backapi.rustore.ru/applicationData/v2/download-link',
+      additionalSettings,
+      followRedirects: false,
+      postBody: {"appId": appDetails['appId'], "firstInstall": true},
+    );
+    var downloadDetails = (await decodeJsonBody(res1.bodyBytes))['body'];
+    try {
+      if (res1.statusCode != 200 || downloadDetails['downloadUrls'][0]['url'] == null) {
+        throw NoAPKError();
+      }
+    } catch (e) {
+      throw NoAPKError();
+    }
+
+    return APKDetails(
+      version,
+      getApkUrlsFromUrls([
+        (downloadDetails['downloadUrls'][0]['url'] as String).replaceAll(
+          RegExp('\\.zip\$'),
+          '.apk',
+        ),
+      ]),
+      AppNames(author, appName),
+      releaseDate: relDate,
+      changeLog: changeLog,
+    );
+  }
+}