prepare for multiple apps

apps/weblibre/lib/features/share_intent/domain/entities/shared_content.dart

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2024-2026 Fabian Freund.
+ *
+ * This file is part of WebLibre
+ * (see https://weblibre.eu).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+import 'package:fast_equatable/fast_equatable.dart';
+import 'package:weblibre/utils/input_classification.dart';
+
+sealed class SharedContent with FastEquatable {
+  final String? contextId;
+
+  SharedContent({this.contextId});
+
+  factory SharedContent.parse(String content, {String? contextId}) {
+    if (parseSharedIntentUrl(content) case final Uri uri) {
+      return SharedUrl(uri, contextId: contextId);
+    } else {
+      return SharedText(content, contextId: contextId);
+    }
+  }
+
+  @override
+  List<Object?> get hashParameters => [contextId];
+}
+
+final class SharedUrl extends SharedContent {
+  final Uri url;
+
+  SharedUrl(this.url, {super.contextId});
+
+  @override
+  String toString() => url.toString();
+
+  @override
+  List<Object?> get hashParameters => [url, ...super.hashParameters];
+}
+
+final class SharedText extends SharedContent {
+  final String text;
+
+  SharedText(this.text, {super.contextId});
+
+  @override
+  String toString() => text;
+
+  @override
+  List<Object?> get hashParameters => [text, ...super.hashParameters];
+}

apps/weblibre/lib/features/share_intent/domain/services/sharing_intent.dart

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+/*
+ * Copyright (c) 2024-2026 Fabian Freund.
+ *
+ * This file is part of WebLibre
+ * (see https://weblibre.eu).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+import 'dart:async';
+
+import 'package:mime/mime.dart' as mime;
+import 'package:nullability/nullability.dart';
+import 'package:path/path.dart' as p;
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+import 'package:simple_intent_receiver/simple_intent_receiver.dart';
+import 'package:uri_to_file/uri_to_file.dart' as uri_to_file;
+import 'package:weblibre/core/logger.dart';
+import 'package:weblibre/data/models/received_intent_parameter.dart';
+
+part 'sharing_intent.g.dart';
+
+final _sharingIntentTransformer =
+    StreamTransformer<Intent, ReceivedIntentParameter>.fromHandlers(
+      handleData: (intent, sink) async {
+        final data = switch (intent.action) {
+          'android.intent.action.PROCESS_TEXT' =>
+            intent.extra['android.intent.extra.PROCESS_TEXT'] as String?,
+          'android.intent.action.WEB_SEARCH' =>
+            intent.extra['query'] as String?,
+          'android.intent.action.VIEW' => intent.data,
+          'android.intent.action.SEND' =>
+            intent.extra['android.intent.extra.STREAM'] as String? ??
+                intent.extra['android.intent.extra.TEXT'] as String?,
+          _ => null,
+        };
+
+        // Extract container context from shortcut intents
+        final contextId =
+            intent.action == 'android.intent.action.VIEW'
+                ? intent.extra['pwa_context_id'] as String?
+                : null;
+
+        if (data != null) {
+          if (uri_to_file.isUriSupported(data)) {
+            var path = data;
+            if (p.extension(data).whenNotEmpty == null) {
+              if (intent.mimeType.whenNotEmpty != null) {
+                final ext = mime.extensionFromMime(intent.mimeType!);
+                if (ext != null) {
+                  path = p.setExtension(path, '.$ext');
+                } else {
+                  logger.w(
+                    'Could not determine file extension for: ${intent.mimeType}',
+                  );
+                }
+              } else {
+                logger.w(
+                  'Received intent without extension and mime type $path',
+                );
+              }
+            }
+
+            try {
+              final file = await uri_to_file.toFile(path);
+              final mimeType = mime.lookupMimeType(file.path);
+              switch (mimeType) {
+                case 'application/pdf':
+                  sink.add(
+                    ReceivedIntentParameter(path, null, contextId: contextId),
+                  );
+                default:
+                  logger.w('Unhandled mime type: $mimeType');
+              }
+            } catch (e) {
+              logger.e('Failed to convert URI to file: $e');
+              // Fallback: pass the original URI
+              sink.add(
+                ReceivedIntentParameter(data, null, contextId: contextId),
+              );
+            }
+          } else {
+            sink.add(
+              ReceivedIntentParameter(data, null, contextId: contextId),
+            );
+          }
+        }
+      },
+    );
+
+@Riverpod(keepAlive: true)
+Raw<Stream<ReceivedIntentParameter>> sharingIntentStream(Ref ref) {
+  final receiver = IntentReceiver.setUp();
+
+  return receiver.events.transform(_sharingIntentTransformer);
+}

apps/weblibre/lib/features/share_intent/domain/services/sharing_intent.g.dart

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+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'sharing_intent.dart';
+
+// **************************************************************************
+// RiverpodGenerator
+// **************************************************************************
+
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint, type=warning
+
+@ProviderFor(sharingIntentStream)
+final sharingIntentStreamProvider = SharingIntentStreamProvider._();
+
+final class SharingIntentStreamProvider
+    extends
+        $FunctionalProvider<
+          Raw<Stream<ReceivedIntentParameter>>,
+          Raw<Stream<ReceivedIntentParameter>>,
+          Raw<Stream<ReceivedIntentParameter>>
+        >
+    with $Provider<Raw<Stream<ReceivedIntentParameter>>> {
+  SharingIntentStreamProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'sharingIntentStreamProvider',
+        isAutoDispose: false,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$sharingIntentStreamHash();
+
+  @$internal
+  @override
+  $ProviderElement<Raw<Stream<ReceivedIntentParameter>>> $createElement(
+    $ProviderPointer pointer,
+  ) => $ProviderElement(pointer);
+
+  @override
+  Raw<Stream<ReceivedIntentParameter>> create(Ref ref) {
+    return sharingIntentStream(ref);
+  }
+
+  /// {@macro riverpod.override_with_value}
+  Override overrideWithValue(Raw<Stream<ReceivedIntentParameter>> value) {
+    return $ProviderOverride(
+      origin: this,
+      providerOverride:
+          $SyncValueProvider<Raw<Stream<ReceivedIntentParameter>>>(value),
+    );
+  }
+}
+
+String _$sharingIntentStreamHash() =>
+    r'486f994fc0e01a2cffdb19d93f0a332f96a9850c';