add option to copy links instead opening

CHANGELOG.md

@@ -3,6 +3,8 @@
 ## Unreleased
 
 - Don't show message-input when forwarding (#2435)
+- Long-tap links for copying to clipboard (#2445)
+
 
 ## v1.50.3
 

deltachat-ios/Chat/ChatViewController.swift

@@ -2021,6 +2021,15 @@ extension ChatViewController {
         menuElements.append(action)
     }
 
+    private func isLinkTapped(indexPath: IndexPath, point: CGPoint) -> String? {
+        if let cell = tableView.cellForRow(at: indexPath) as? BaseMessageCell {
+            let label = cell.messageLabel.label
+            let localTouchLocation = tableView.convert(point, to: label)
+            return label.getCopyableLinkText(localTouchLocation)
+        }
+        return nil
+    }
+
     // context menu for iOS 13+
     override func tableView(_ tableView: UITableView, contextMenuConfigurationForRowAt indexPath: IndexPath, point: CGPoint) -> UIContextMenuConfiguration? {
         let messageId = messageIds[indexPath.row]
@@ -2067,7 +2076,13 @@ extension ChatViewController {
                     UIAction.menuAction(localizationKey: "forward", image: image, indexPath: indexPath, action: { self.forward(at: $0 ) })
                 )
 
-                if let text = message.text, !text.isEmpty {
+                if let link = isLinkTapped(indexPath: indexPath, point: point) {
+                    children.append(
+                        UIAction.menuAction(localizationKey: "menu_copy_link_to_clipboard", systemImageName: "link", indexPath: indexPath, action: { _ in
+                            UIPasteboard.general.string = link
+                        })
+                    )
+                } else if let text = message.text, !text.isEmpty {
                     let copyTitle = message.file == nil ? "global_menu_edit_copy_desktop" : "menu_copy_text_to_clipboard"
                     children.append(
                         UIAction.menuAction(localizationKey: copyTitle, systemImageName: "doc.on.doc", indexPath: indexPath, action: { self.copyToClipboard(at: $0 ) })

deltachat-ios/Chat/Views/MessageLabel.swift

@@ -452,49 +452,65 @@ open class MessageLabel: UILabel {
 
     }
 
-  open func handleGesture(_ touchLocation: CGPoint) -> Bool {
-
-        guard let index = stringIndex(at: touchLocation) else { return false }
+    internal func detectLink(_ touchLocation: CGPoint) -> (DetectorType, NewMessageTextCheckingType)? {
+        guard let index = stringIndex(at: touchLocation) else { return nil }
 
         for (detectorType, ranges) in rangesForDetectors {
             for (range, value) in ranges {
                 if range.contains(index) {
-                    handleGesture(for: detectorType, value: value)
-                    return true
+                    return (detectorType, value)
                 }
             }
         }
-        return false
+
+        return nil
     }
 
-    /// swiftlint:disable cyclomatic_complexity
-    private func handleGesture(for detectorType: DetectorType, value: NewMessageTextCheckingType) {
+    internal func getCopyableLinkText(_ touchLocation: CGPoint) -> String? {
+        guard let (_, value) = detectLink(touchLocation) else { return nil }
+
+        switch value {
+        case let .link(url):
+            guard let url else { return nil }
+            return url.absoluteString
+        case let .phoneNumber(phoneNumber):
+            return phoneNumber
+        case let .custom(_, match):
+            return match
+        case .addressComponents, .date, .transitInfoComponents:
+            return nil
+        }
+    }
+
+    internal func handleGesture(_ touchLocation: CGPoint) -> Bool {
+        guard let (detectorType, value) = detectLink(touchLocation) else { return false }
+
         switch value {
         case let .addressComponents(addressComponents):
             var transformedAddressComponents = [String: String]()
-            guard let addressComponents = addressComponents else { return }
+            guard let addressComponents else { return false }
             addressComponents.forEach { (key, value) in
                 transformedAddressComponents[key.rawValue] = value
             }
             handleAddress(transformedAddressComponents)
         case let .phoneNumber(phoneNumber):
-            guard let phoneNumber = phoneNumber else { return }
+            guard let phoneNumber else { return false }
             handlePhoneNumber(phoneNumber)
         case let .date(date):
-            guard let date = date else { return }
+            guard let date else { return false }
             handleDate(date)
         case let .link(url):
-            guard let url = url else { return }
+            guard let url else { return false }
             handleURL(url)
         case let .transitInfoComponents(transitInformation):
             var transformedTransitInformation = [String: String]()
-            guard let transitInformation = transitInformation else { return }
+            guard let transitInformation else { return false }
             transitInformation.forEach { (key, value) in
                 transformedTransitInformation[key.rawValue] = value
             }
             handleTransitInformation(transformedTransitInformation)
         case let .custom(pattern, match):
-            guard let match = match else { return }
+            guard let match else { return false }
             switch detectorType {
             case .hashtag:
                 handleHashtag(match)
@@ -506,6 +522,8 @@ open class MessageLabel: UILabel {
                 handleCustom(pattern, match: match)
             }
         }
+
+        return true
     }
 
     private func handleAddress(_ addressComponents: [String: String]) {