add new webxdc APIs

DcCore/DcCore/DC/events.swift

@@ -8,6 +8,7 @@ public enum Event {
     public static let incomingMessage = Notification.Name(rawValue: "incomingMessage")
     public static let incomingMessageOnAnyAccount = Notification.Name(rawValue: "incomingMessageOnAnyAccount")
     public static let incomingReaction = Notification.Name(rawValue: "incomingReaction")
+    public static let incomingWebxdcNotify = Notification.Name(rawValue: "incomingWebxdcNotify")
     public static let messagesNoticed = Notification.Name(rawValue: "messagesNoticed")
 
     // Chats
@@ -155,6 +156,15 @@ public class DcEventHandler {
                 "reaction": event.data2String
             ])
 
+        case DC_EVENT_INCOMING_WEBXDC_NOTIFY:
+            logger.info("📡[\(accountId)] incoming webxdc notify")
+            NotificationCenter.default.post(name: Event.incomingWebxdcNotify, object: nil, userInfo: [
+                "account_id": Int(accountId),
+                "contact_id": Int(data1),
+                "msg_id": Int(data2),
+                "text": event.data2String
+            ])
+
         case DC_EVENT_CONTACTS_CHANGED:
             if accountId != dcAccounts.getSelected().id {
                 return

DcNotificationService/NotificationService.swift

@@ -74,6 +74,22 @@ class NotificationService: UNNotificationServiceExtension {
                         reactionCount += 1
                     }
                 }
+            } else if event.id == DC_EVENT_INCOMING_WEBXDC_NOTIFY {
+                let dcContext = dcAccounts.get(id: event.accountId)
+                if !dcContext.isMuted() {
+                    let msg = dcContext.getMessage(id: event.data2Int)
+                    let chat = dcContext.getChat(chatId: msg.chatId)
+                    if !chat.isMuted {
+                        bestAttemptContent.title = chat.name
+                        bestAttemptContent.body = msg.getWebxdcAppName() + ": " + event.data2String
+                        bestAttemptContent.userInfo["account_id"] = dcContext.id
+                        bestAttemptContent.userInfo["chat_id"] = chat.id
+                        bestAttemptContent.userInfo["message_id"] = msg.id
+
+                        uniqueChats["\(dcContext.id)-\(chat.id)"] = bestAttemptContent.title
+                        messageCount += 1
+                    }
+                }
             }
         }
 

deltachat-ios/Chat/ChatViewController.swift

@@ -833,7 +833,7 @@ class ChatViewController: UITableViewController, UITableViewDropDelegate {
             showWebxdcViewFor(message: message)
         case (_, DC_INFO_WEBXDC_INFO_MESSAGE):
             if let parent = message.parent {
-                scrollToMessage(msgId: parent.id)
+                showWebxdcViewFor(message: parent, href: message.getWebxdcHref())
             }
         case (_, DC_INFO_PROTECTION_ENABLED):
             showProtectionEnabledDialog()
@@ -2106,8 +2106,8 @@ extension ChatViewController: MCEmojiPickerDelegate {
 
 extension ChatViewController {
 
-    func showWebxdcViewFor(message: DcMsg) {
-        let webxdcViewController = WebxdcViewController(dcContext: dcContext, messageId: message.id)
+    func showWebxdcViewFor(message: DcMsg, href: String? = nil) {
+        let webxdcViewController = WebxdcViewController(dcContext: dcContext, messageId: message.id, href: href)
         navigationController?.pushViewController(webxdcViewController, animated: true)
     }
 

deltachat-ios/Controller/WebxdcViewController.swift

@@ -15,8 +15,10 @@ class WebxdcViewController: WebViewViewController {
     let INTERNALSCHEMA = "webxdc"
 
     var messageId: Int
+    var href: String?
     var webxdcName: String = ""
     var sourceCodeUrl: String?
+    var selfAddr: String = ""
     private var allowInternet: Bool = false
 
     private var shortcutManager: ShortcutManager?
@@ -57,7 +59,7 @@ class WebxdcViewController: WebViewViewController {
     """
 
     lazy var webxdcbridge: String = {
-        let addr = dcContext.addr?
+        let addr = selfAddr
             .addingPercentEncoding(withAllowedCharacters: CharacterSet.urlQueryAllowed)
         let displayname = (dcContext.displayname ?? dcContext.addr)?
             .addingPercentEncoding(withAllowedCharacters: CharacterSet.urlQueryAllowed)
@@ -272,8 +274,9 @@ class WebxdcViewController: WebViewViewController {
     }
 
 
-    init(dcContext: DcContext, messageId: Int) {
+    init(dcContext: DcContext, messageId: Int, href: String? = nil) {
         self.messageId = messageId
+        self.href = href
         self.shortcutManager = ShortcutManager(dcContext: dcContext, messageId: messageId)
         super.init(dcContext: dcContext)
 
@@ -284,6 +287,7 @@ class WebxdcViewController: WebViewViewController {
                                                object: nil)
         NotificationCenter.default.addObserver(self, selector: #selector(WebxdcViewController.handleWebxdcStatusUpdate(_:)), name: Event.webxdcStatusUpdate, object: nil)
         NotificationCenter.default.addObserver(self, selector: #selector(WebxdcViewController.handleWebxdcRealtimeDataReceived(_:)), name: Event.webxdcRealtimeDataReceived, object: nil)
+        refreshWebxdcInfo()
     }
 
     required init?(coder: NSCoder) {
@@ -298,7 +302,6 @@ class WebxdcViewController: WebViewViewController {
     override func viewDidLoad() {
         super.viewDidLoad()
         navigationItem.rightBarButtonItem = moreButton
-        refreshWebxdcInfo()
     }
 
     override func willMove(toParent parent: UIViewController?) {
@@ -321,6 +324,10 @@ class WebxdcViewController: WebViewViewController {
            !sourceCode.isEmpty {
             sourceCodeUrl = sourceCode
         }
+
+        if let addr = dict["self_addr"] as? String {
+            selfAddr = addr
+        }
     }
 
     // MARK: - Notifications
@@ -417,7 +424,14 @@ class WebxdcViewController: WebViewViewController {
     private func loadHtml() {
         DispatchQueue.global(qos: .userInitiated).async { [weak self] in
             guard let self else { return }
-            let url = URL(string: "\(self.INTERNALSCHEMA)://acc\(self.dcContext.id)-msg\(self.messageId).localhost/index.html")
+
+            let file = if let href {
+                href
+            } else {
+                "index.html"
+            }
+
+            let url = URL(string: "\(self.INTERNALSCHEMA)://acc\(self.dcContext.id)-msg\(self.messageId).localhost/" + file)
             let urlRequest = URLRequest(url: url!)
             DispatchQueue.main.async {
                 self.webView.load(urlRequest)

deltachat-ios/DC/DcMsg+Extension.swift

@@ -12,15 +12,6 @@ extension DcMsg {
         return "\(size) \(units[digitGroups])"
     }
 
-    public func getWebxdcInfoDict() -> [String: AnyObject] {
-        let jsonString = self.getWebxdcInfoJson()
-        if let data: Data = jsonString.data(using: .utf8),
-           let infoDict = (try? JSONSerialization.jsonObject(with: data, options: [])) as? [String: AnyObject] {
-               return infoDict
-           }
-        return [:]
-    }
-
     public func getWebxdcPreviewImage() -> UIImage? {
         let dict = self.getWebxdcInfoDict()
         if let iconfilePath = dict["icon"] as? String {

deltachat-ios/DC/DcMsg.swift

@@ -168,6 +168,33 @@ public class DcMsg {
         return swiftString
     }
 
+    public func getWebxdcInfoDict() -> [String: AnyObject] {
+        let jsonString = self.getWebxdcInfoJson()
+        if let data: Data = jsonString.data(using: .utf8),
+           let infoDict = (try? JSONSerialization.jsonObject(with: data, options: [])) as? [String: AnyObject] {
+               return infoDict
+           }
+        return [:]
+    }
+
+    // returns webxdc app name for an webxdc-info-messages or webxdc-instances
+    public func getWebxdcAppName() -> String {
+        let msg = if self.isInfo, let parent = self.parent {
+            parent
+        } else {
+            self
+        }
+        let dict = msg.getWebxdcInfoDict()
+        return dict["name"] as? String ?? "ErrName"
+    }
+
+    public func getWebxdcHref() -> String? {
+        guard let cString = dc_msg_get_webxdc_href(messagePointer) else { return nil }
+        let swiftString = String(cString: cString)
+        dc_str_unref(cString)
+        return swiftString
+    }
+
     public var messageHeight: CGFloat {
         return CGFloat(dc_msg_get_height(messagePointer))
     }

deltachat-ios/Helper/NotificationManager.swift

@@ -14,6 +14,7 @@ public class NotificationManager {
 
         NotificationCenter.default.addObserver(self, selector: #selector(NotificationManager.handleIncomingMessageOnAnyAccount(_:)), name: Event.incomingMessageOnAnyAccount, object: nil)
         NotificationCenter.default.addObserver(self, selector: #selector(NotificationManager.handleIncomingReaction(_:)), name: Event.incomingReaction, object: nil)
+        NotificationCenter.default.addObserver(self, selector: #selector(NotificationManager.handleIncomingWebxdcNotify(_:)), name: Event.incomingWebxdcNotify, object: nil)
         NotificationCenter.default.addObserver(self, selector: #selector(NotificationManager.handleMessagesNoticed(_:)), name: Event.messagesNoticed, object: nil)
     }
 
@@ -155,4 +156,32 @@ public class NotificationManager {
             UIApplication.shared.endBackgroundTask(backgroundTask) // this line must be reached to balance call to `beginBackgroundTask` above
         }
     }
+
+    @objc private func handleIncomingWebxdcNotify(_ notification: Notification) {
+        let backgroundTask = UIApplication.shared.beginBackgroundTask {
+            logger.info("incoming-webxdc-notify-task will end soon")
+        }
+
+        DispatchQueue.global().async { [weak self] in
+            guard let self, let ui = notification.userInfo else { return }
+            let eventContext = dcAccounts.get(id: ui["account_id"] as? Int ?? 0)
+            if !eventContext.isMuted() {
+                let msg = eventContext.getMessage(id: ui["msg_id"] as? Int ?? 0)
+                let chat = eventContext.getChat(chatId: msg.chatId)
+                if !chat.isMuted {
+                    let content = UNMutableNotificationContent()
+                    content.title = chat.name
+                    content.body = msg.getWebxdcAppName() + ": " + (ui["text"] as? String ?? "")
+                    content.userInfo["account_id"] = eventContext.id
+                    content.userInfo["chat_id"] = chat.id
+                    content.userInfo["message_id"] = msg.id
+
+                    let request = UNNotificationRequest(identifier: UUID().uuidString, content: content, trigger: nil)
+                    UNUserNotificationCenter.current().add(request, withCompletionHandler: nil)
+                }
+            }
+
+            UIApplication.shared.endBackgroundTask(backgroundTask) // this line must be reached to balance call to `beginBackgroundTask` above
+        }
+    }
 }