Add Tencent App Store (#1848)

README.md

@@ -26,6 +26,7 @@ Currently supported App sources:
   - [Aptoide](https://aptoide.com/)
   - [Uptodown](https://uptodown.com/)
   - [Huawei AppGallery](https://appgallery.huawei.com/)
+  - [Tencent App Store](https://sj.qq.com/)
   - Jenkins Jobs
   - [APKMirror](https://apkmirror.com/) (Track-Only)
 - Open Source - App-Specific:

lib/app_sources/tencent.dart

@@ -0,0 +1,78 @@
+import 'dart:convert';
+
+import 'package:obtainium/custom_errors.dart';
+import 'package:obtainium/providers/source_provider.dart';
+
+class Tencent extends AppSource {
+  Tencent() {
+    name = 'Tencent App Store';
+    hosts = ['sj.qq.com'];
+    naiveStandardVersionDetection = true;
+    showReleaseDateAsVersionToggle = true;
+  }
+
+  @override
+  String sourceSpecificStandardizeURL(String url, {bool forSelection = false}) {
+    RegExp standardUrlRegEx = RegExp(
+        '^https?://${getSourceRegex(hosts)}/appdetail/[^/]+',
+        caseSensitive: false);
+    var match = standardUrlRegEx.firstMatch(url);
+    if (match == null) {
+      throw InvalidURLError(name);
+    }
+    return match.group(0)!;
+  }
+
+  @override
+  Future<String?> tryInferringAppId(String standardUrl,
+      {Map<String, dynamic> additionalSettings = const {}}) async {
+    return Uri.parse(standardUrl).pathSegments.last;
+  }
+
+  @override
+  Future<APKDetails> getLatestAPKDetails(
+    String standardUrl,
+    Map<String, dynamic> additionalSettings,
+  ) async {
+    String appId = (await tryInferringAppId(standardUrl))!;
+    String baseHost = Uri.parse(standardUrl)
+        .host
+        .split('.')
+        .reversed
+        .toList()
+        .sublist(0, 2)
+        .reversed
+        .join('.');
+
+    var res = await sourceRequest(
+        'https://upage.html5.$baseHost/wechat-apkinfo', additionalSettings,
+        followRedirects: false, postBody: {"packagename": appId});
+
+    if (res.statusCode == 200) {
+      var json = jsonDecode(res.body);
+      if (json['app_detail_records'][appId] == null) {
+        throw NoReleasesError();
+      }
+      var version =
+          json['app_detail_records'][appId]['apk_all_data']['version_name'];
+      var apkUrl = json['app_detail_records'][appId]['apk_all_data']['url'];
+      if (apkUrl == null) {
+        throw NoAPKError();
+      }
+      var appName = json['app_detail_records'][appId]['app_info']['name'];
+      var author = json['app_detail_records'][appId]['app_info']['author'];
+      var releaseDate =
+          json['app_detail_records'][appId]['app_info']['update_time'];
+
+      return APKDetails(
+          version,
+          [MapEntry(Uri.parse(apkUrl).queryParameters['fsname']!, apkUrl)],
+          AppNames(author, appName),
+          releaseDate: releaseDate != null
+              ? DateTime.fromMillisecondsSinceEpoch(releaseDate * 1000)
+              : null);
+    } else {
+      throw getObtainiumHttpError(res);
+    }
+  }
+}

lib/providers/source_provider.dart

@@ -28,6 +28,7 @@ import 'package:obtainium/app_sources/sourceforge.dart';
 import 'package:obtainium/app_sources/sourcehut.dart';
 import 'package:obtainium/app_sources/steammobile.dart';
 import 'package:obtainium/app_sources/telegramapp.dart';
+import 'package:obtainium/app_sources/tencent.dart';
 import 'package:obtainium/app_sources/uptodown.dart';
 import 'package:obtainium/app_sources/vlc.dart';
 import 'package:obtainium/app_sources/whatsapp.dart';
@@ -465,19 +466,25 @@ abstract class AppSource {
 
   Future<Response> sourceRequest(
       String url, Map<String, dynamic> additionalSettings,
-      {bool followRedirects = true}) async {
+      {bool followRedirects = true, Object? postBody}) async {
     var requestHeaders = await getRequestHeaders(additionalSettings);
     if (requestHeaders != null || followRedirects == false) {
-      var req = Request('GET', Uri.parse(url));
+      var req = Request(postBody == null ? 'GET' : 'POST', Uri.parse(url));
       req.followRedirects = followRedirects;
       if (requestHeaders != null) {
         req.headers.addAll(requestHeaders);
       }
+      if (postBody != null) {
+        req.headers[HttpHeaders.contentTypeHeader] = 'application/json';
+        req.body = jsonEncode(postBody);
+      }
       return Response.fromStream(await IOClient(
               createHttpClient(additionalSettings['allowInsecure'] == true))
           .send(req));
     } else {
-      return get(Uri.parse(url));
+      return postBody == null
+          ? get(Uri.parse(url))
+          : post(Uri.parse(url), body: jsonEncode(postBody));
     }
   }
 
@@ -782,6 +789,7 @@ class SourceProvider {
         Aptoide(),
         Uptodown(),
         HuaweiAppGallery(),
+        Tencent(),
         Jenkins(),
         APKMirror(),
         Signal(),