TF-2903 Handling of 3D links

core/lib/core.dart

@@ -31,7 +31,6 @@ export 'presentation/utils/style_utils.dart';
 export 'presentation/utils/app_toast.dart';
 export 'presentation/utils/html_transformer/html_transform.dart';
 export 'presentation/utils/html_transformer/transform_configuration.dart';
-export 'presentation/utils/html_transformer/dom/add_tooltip_link_transformers.dart';
 export 'data/utils/device_manager.dart';
 export 'utils/app_logger.dart';
 export 'utils/benchmark.dart';

core/lib/presentation/utils/html_transformer/dom/add_target_blank_in_tag_a_transformers.dart

@@ -1,23 +0,0 @@
-import 'package:core/data/network/dio_client.dart';
-import 'package:core/presentation/utils/html_transformer/base/dom_transformer.dart';
-import 'package:html/dom.dart';
-
-class AddTargetBlankInTagATransformer extends DomTransformer {
-  const AddTargetBlankInTagATransformer();
-
-  @override
-  Future<void> process({
-    required Document document,
-    required DioClient dioClient,
-    Map<String, String>? mapUrlDownloadCID,
-  }) async {
-    final elements = document.querySelectorAll('a');
-    await Future.wait(elements.map((element) async {
-      element.attributes['target'] = '_blank';
-      final rel = element.attributes['rel'];
-      if (rel == null || (!rel.contains('noopener') && !rel.contains('noreferrer'))) {
-        element.attributes['rel'] = 'noreferrer';
-      }
-    }));
-  }
-}

core/lib/presentation/utils/html_transformer/dom/add_tooltip_link_transformers.dart

@@ -1,44 +0,0 @@
-
-import 'package:core/data/network/dio_client.dart';
-import 'package:core/presentation/utils/html_transformer/base/dom_transformer.dart';
-import 'package:core/utils/html/html_template.dart';
-import 'package:html/dom.dart';
-
-class AddTooltipLinkTransformer extends DomTransformer {
-
-  const AddTooltipLinkTransformer();
-
-  @override
-  Future<void> process({
-    required Document document,
-    required DioClient dioClient,
-    Map<String, String>? mapUrlDownloadCID,
-  }) async {
-    final linkElements = document.querySelectorAll('a[href^="http"]');
-    await Future.wait(linkElements.map((linkElement) async {
-      _addToolTipWhenHoverLink(linkElement);
-    }));
-  }
-
-  void _addToolTipWhenHoverLink(Element element) {
-    final url = element.attributes['href'];
-    final text = element.text;
-    final children = element.children;
-    if (children.isEmpty && text.isNotEmpty && url != null) {
-      final innerHtml = element.innerHtml;
-      final tagClass = element.attributes['class'];
-      if (tagClass != null) {
-        element.attributes['class'] = '$tagClass ${HtmlTemplate.nameClassToolTip}';
-      } else {
-        element.attributes['class'] = HtmlTemplate.nameClassToolTip;
-      }
-      element.innerHtml = innerHtml + textHasToolTip(url);
-    }
-  }
-
-  String textHasToolTip(String url) {
-    return '''
-      <span class="tooltiptext">$url</span>
-    ''';
-  }
-}

core/lib/presentation/utils/html_transformer/dom/sanitize_tag_a_in_html_transformers.dart

@@ -0,0 +1,61 @@
+import 'package:core/data/network/dio_client.dart';
+import 'package:core/presentation/utils/html_transformer/base/dom_transformer.dart';
+import 'package:core/presentation/utils/html_transformer/sanitize_url.dart';
+import 'package:core/utils/html/html_template.dart';
+import 'package:html/dom.dart';
+
+class SanitizeTagAInHtmlTransformer extends DomTransformer {
+  final _sanitizeUrl = SanitizeUrl();
+  final bool useTooltip;
+  
+  SanitizeTagAInHtmlTransformer({this.useTooltip = false});
+
+  @override
+  Future<void> process({
+    required Document document,
+    required DioClient dioClient,
+    Map<String, String>? mapUrlDownloadCID,
+  }) async {
+    final elements = document.querySelectorAll('a');
+    await Future.wait(elements.map((element) async {
+      _addToolTipWhenHoverLink(element);
+      _addBlankForTargetProperty(element);
+      _addNoReferrerForRelProperty(element);
+    }));
+  }
+
+  void _addToolTipWhenHoverLink(Element element) {
+    final url = element.attributes['href'] ?? '';
+
+    final urlSanitized = _sanitizeUrl.process(url);
+    if (urlSanitized.isEmpty) {
+      return;
+    }
+
+    element.attributes['href'] = urlSanitized;
+
+    final text = element.text;
+    final children = element.children;
+    if (children.isEmpty && text.isNotEmpty) {
+      final innerHtml = element.innerHtml;
+      final tagClass = element.attributes['class'];
+      if (tagClass != null) {
+        element.attributes['class'] = '$tagClass ${HtmlTemplate.nameClassToolTip}';
+      } else {
+        element.attributes['class'] = HtmlTemplate.nameClassToolTip;
+      }
+      element.innerHtml = '$innerHtml <span class="tooltiptext">$url</span>';
+    }
+  }
+
+  void _addBlankForTargetProperty(Element element) {
+    element.attributes['target'] = '_blank';
+  }
+
+  void _addNoReferrerForRelProperty(Element element) {
+    final rel = element.attributes['rel'];
+    if (rel == null || (!rel.contains('noopener') && !rel.contains('noreferrer'))) {
+      element.attributes['rel'] = 'noreferrer';
+    }
+  }
+}

core/lib/presentation/utils/html_transformer/transform_configuration.dart

@@ -2,11 +2,9 @@
 import 'package:core/presentation/utils/html_transformer/base/dom_transformer.dart';
 import 'package:core/presentation/utils/html_transformer/base/text_transformer.dart';
 import 'package:core/presentation/utils/html_transformer/dom/add_lazy_loading_for_background_image_transformers.dart';
-import 'package:core/presentation/utils/html_transformer/dom/add_target_blank_in_tag_a_transformers.dart';
-import 'package:core/presentation/utils/html_transformer/dom/add_tooltip_link_transformers.dart';
-import 'package:core/presentation/utils/html_transformer/dom/blockcode_transformers.dart';
-import 'package:core/presentation/utils/html_transformer/dom/blockquoted_transformers.dart';
 import 'package:core/presentation/utils/html_transformer/dom/hide_draft_signature_transformer.dart';
+import 'package:core/presentation/utils/html_transformer/dom/block_code_transformers.dart';
+import 'package:core/presentation/utils/html_transformer/dom/block_quoted_transformers.dart';
 import 'package:core/presentation/utils/html_transformer/dom/image_transformers.dart';
 import 'package:core/presentation/utils/html_transformer/dom/remove_collapsed_signature_button_transformers.dart';
 import 'package:core/presentation/utils/html_transformer/dom/remove_lazy_loading_for_background_image_transformers.dart';
@@ -14,8 +12,9 @@ import 'package:core/presentation/utils/html_transformer/dom/remove_lazy_loading
 import 'package:core/presentation/utils/html_transformer/dom/remove_max_width_in_image_style_transformers.dart';
 import 'package:core/presentation/utils/html_transformer/dom/remove_style_tag_outside_transformers.dart';
 import 'package:core/presentation/utils/html_transformer/dom/remove_tooltip_link_transformers.dart';
+import 'package:core/presentation/utils/html_transformer/dom/sanitize_tag_a_in_html_transformers.dart';
 import 'package:core/presentation/utils/html_transformer/dom/script_transformers.dart';
-import 'package:core/presentation/utils/html_transformer/dom/sigature_transformers.dart';
+import 'package:core/presentation/utils/html_transformer/dom/signature_transformers.dart';
 import 'package:core/presentation/utils/html_transformer/text/sanitize_autolink_html_transformers.dart';
 import 'package:core/utils/platform_info.dart';
 
@@ -57,9 +56,8 @@ class TransformConfiguration {
       const RemoveScriptTransformer(),
       const BlockQuotedTransformer(),
       const BlockCodeTransformer(),
-      const AddTargetBlankInTagATransformer(),
+      SanitizeTagAInHtmlTransformer(useTooltip: true),
       const ImageTransformer(),
-      const AddTooltipLinkTransformer(),
       const AddLazyLoadingForBackgroundImageTransformer(),
       const RemoveCollapsedSignatureButtonTransformer(),
     ]
@@ -80,7 +78,7 @@ class TransformConfiguration {
   ]);
 
   /// Provides easy access to a standard configuration that does not block external images.
-  static const TransformConfiguration standardConfiguration = TransformConfiguration(
+  static TransformConfiguration standardConfiguration = TransformConfiguration(
     standardDomTransformers,
     standardTextTransformers
   );
@@ -106,14 +104,14 @@ class TransformConfiguration {
     );
   }
 
-  static const List<DomTransformer> standardDomTransformers = [
-    RemoveScriptTransformer(),
-    BlockQuotedTransformer(),
-    BlockCodeTransformer(),
-    AddTargetBlankInTagATransformer(),
-    ImageTransformer(),
-    AddLazyLoadingForBackgroundImageTransformer(),
-    RemoveCollapsedSignatureButtonTransformer(),
+  static List<DomTransformer> standardDomTransformers = [
+    const RemoveScriptTransformer(),
+    const BlockQuotedTransformer(),
+    const BlockCodeTransformer(),
+    SanitizeTagAInHtmlTransformer(),
+    const ImageTransformer(),
+    const AddLazyLoadingForBackgroundImageTransformer(),
+    const RemoveCollapsedSignatureButtonTransformer(),
   ];
 
   static const List<TextTransformer> standardTextTransformers = [

lib/features/manage_account/data/datasource_impl/identity_data_source_impl.dart

@@ -1,8 +1,7 @@
-import 'package:core/presentation/utils/html_transformer/dom/add_target_blank_in_tag_a_transformers.dart';
-import 'package:core/presentation/utils/html_transformer/dom/add_tooltip_link_transformers.dart';
-import 'package:core/presentation/utils/html_transformer/dom/blockcode_transformers.dart';
-import 'package:core/presentation/utils/html_transformer/dom/blockquoted_transformers.dart';
+import 'package:core/presentation/utils/html_transformer/dom/block_code_transformers.dart';
+import 'package:core/presentation/utils/html_transformer/dom/block_quoted_transformers.dart';
 import 'package:core/presentation/utils/html_transformer/dom/image_transformers.dart';
+import 'package:core/presentation/utils/html_transformer/dom/sanitize_tag_a_in_html_transformers.dart';
 import 'package:core/presentation/utils/html_transformer/dom/script_transformers.dart';
 import 'package:core/presentation/utils/html_transformer/html_transform.dart';
 import 'package:core/presentation/utils/html_transformer/transform_configuration.dart';
@@ -67,9 +66,8 @@ class IdentityDataSourceImpl extends IdentityDataSource {
           const RemoveScriptTransformer(),
           const BlockQuotedTransformer(),
           const BlockCodeTransformer(),
-          const AddTargetBlankInTagATransformer(),
+          SanitizeTagAInHtmlTransformer(useTooltip: PlatformInfo.isWeb),
           const ImageTransformer(),
-          if (PlatformInfo.isWeb) const AddTooltipLinkTransformer()
         ]));
       return signatureUnescape;
     }).catchError(_exceptionThrower.throwException);