implemented content blocking

2024-06-19 21:08:18 +02:00
parent 2f6ae2684d
commit 2bacbbffd2
18 changed files with 1301 additions and 0 deletions
@@ -0,0 +1,44 @@
+import 'dart:convert';
+
+import 'package:bang_navigator/core/http_error_handler.dart';
+import 'package:collection/collection.dart';
+import 'package:exceptions/exceptions.dart';
+import 'package:flutter/foundation.dart';
+import 'package:http/http.dart' as http;
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+
+part 'source.g.dart';
+
+@Riverpod()
+class HostSourceService extends _$HostSourceService {
+  late http.Client _client;
+
+  @override
+  void build() {
+    _client = http.Client();
+  }
+
+  Future<Result<Set<String>>> getHosts(Uri url) async {
+    return Result.fromAsync(
+      () async {
+        final response = await _client.get(url);
+        return await compute(
+          (args) {
+            final hostRegex = RegExp(
+              r'^\s*([0-9a-fA-F:.]+)\s+(\S+)',
+              multiLine: true,
+            );
+
+            final matches = hostRegex.allMatches(utf8.decode(args[0]));
+            return matches
+                .map((match) => match.group(2))
+                .whereNotNull()
+                .toSet();
+          },
+          [response.bodyBytes],
+        );
+      },
+      exceptionHandler: handleHttpError,
+    );
+  }
+}
@@ -0,0 +1,26 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'source.dart';
+
+// **************************************************************************
+// RiverpodGenerator
+// **************************************************************************
+
+String _$hostSourceServiceHash() => r'26ac09fcd34cc37440eb643075984707e0e9bba3';
+
+/// See also [HostSourceService].
+@ProviderFor(HostSourceService)
+final hostSourceServiceProvider =
+    AutoDisposeNotifierProvider<HostSourceService, void>.internal(
+  HostSourceService.new,
+  name: r'hostSourceServiceProvider',
+  debugGetCreateSourceHash: const bool.fromEnvironment('dart.vm.product')
+      ? null
+      : _$hostSourceServiceHash,
+  dependencies: null,
+  allTransitiveDependencies: null,
+);
+
+typedef _$HostSourceService = AutoDisposeNotifier<void>;
+// ignore_for_file: type=lint
+// ignore_for_file: subtype_of_sealed_class, invalid_use_of_internal_member, invalid_use_of_visible_for_testing_member