Added support for onPermissionRequest event on iOS 15.0+

CHANGELOG.md

@@ -3,6 +3,7 @@
 - Deprecated old classes/properties/methods to make them eventually compatible with other operating systems and WebView engines.
 - Added `pauseAllMediaPlayback`, `setAllMediaPlaybackSuspended`, `closeAllMediaPresentations`, `requestMediaPlaybackState` WebView controller methods
 - Added `underPageBackgroundColor`, `isTextInteractionEnabled`, `isSiteSpecificQuirksModeEnabled`, `upgradeKnownHostsToHTTPS` WebView settings
+- Added support for `onPermissionRequest` event on iOS 15.0+
 - Updated `getMetaThemeColor` on iOS 15.0+
 
 ## 5.4.0+2

example/lib/in_app_webiew_example.screen.dart

@@ -132,10 +132,10 @@ class _InAppWebViewExampleScreenState extends State<InAppWebViewExampleScreen> {
                         urlController.text = this.url;
                       });
                     },
-                    onPermissionRequest: (controller, origin, resources) async {
+                    onPermissionRequest: (controller, request) async {
-                      return PermissionRequestResponse(
+                      return PermissionResponse(
-                          resources: resources,
+                          resources: request.resources,
-                          action: PermissionRequestResponseAction.GRANT);
+                          action: PermissionResponseAction.GRANT);
                     },
                     shouldOverrideUrlLoading: (controller, navigationAction) async {
                       var uri = navigationAction.request.url!;

ios/Classes/InAppWebView/InAppWebView.swift

@@ -433,7 +433,9 @@ public class InAppWebView: WKWebView, UIScrollViewDelegate, WKUIDelegate, WKNavi
             }
             
             if #available(iOS 15.0, *) {
-                configuration.preferences.isSiteSpecificQuirksModeEnabled = settings.isSiteSpecificQuirksModeEnabled
+                if (configuration.preferences.responds(to: #selector(getter: InAppWebViewSettings.isSiteSpecificQuirksModeEnabled))) {
+                    configuration.preferences.isSiteSpecificQuirksModeEnabled = settings.isSiteSpecificQuirksModeEnabled
+                }
             }
         }
     }
@@ -1130,7 +1132,8 @@ public class InAppWebView: WKWebView, UIScrollViewDelegate, WKUIDelegate, WKNavi
                let underPageBackgroundColor = newSettings.underPageBackgroundColor, !underPageBackgroundColor.isEmpty {
                 self.underPageBackgroundColor = UIColor(hexString: underPageBackgroundColor)
             }
-            if newSettingsMap["isSiteSpecificQuirksModeEnabled"] != nil &&
+            if configuration.preferences.responds(to: #selector(getter: InAppWebViewSettings.isSiteSpecificQuirksModeEnabled)),
+               newSettingsMap["isSiteSpecificQuirksModeEnabled"] != nil &&
                 settings?.isSiteSpecificQuirksModeEnabled != newSettings.isSiteSpecificQuirksModeEnabled {
                 configuration.preferences.isSiteSpecificQuirksModeEnabled = newSettings.isSiteSpecificQuirksModeEnabled
             }
@@ -1489,38 +1492,78 @@ public class InAppWebView: WKWebView, UIScrollViewDelegate, WKUIDelegate, WKNavi
     @available(macOS 12.0, *)
     @available(macCatalyst 15.0, *)
     public func webView(_ webView: WKWebView,
-                 requestMediaCapturePermissionFor origin: WKSecurityOrigin,
+                        requestMediaCapturePermissionFor origin: WKSecurityOrigin,
-                 initiatedByFrame frame: WKFrameInfo,
+                        initiatedByFrame frame: WKFrameInfo,
-                 type: WKMediaCaptureType,
+                        type: WKMediaCaptureType,
-                 decisionHandler: @escaping (WKPermissionDecision) -> Void) {
+                        decisionHandler: @escaping (WKPermissionDecision) -> Void) {
-         onPermissionRequest(origin: origin, type: type, result: {(result) -> Void in
+        let origin = "\(origin.protocol)://\(origin.host)\(origin.port != 0 ? ":" + String(origin.port) : "")"
-             if result is FlutterError {
+        let permissionRequest = PermissionRequest(origin: origin, resources: [type.rawValue], frame: frame)
-                 print((result as! FlutterError).message ?? "")
+
-                 decisionHandler(.deny)
+        onPermissionRequest(request: permissionRequest, result: {(result) -> Void in
-             }
+            if result is FlutterError {
-             else if (result as? NSObject) == FlutterMethodNotImplemented {
+                print((result as! FlutterError).message ?? "")
-                 decisionHandler(.deny)
+                decisionHandler(.deny)
-             }
+            }
-             else {
+            else if (result as? NSObject) == FlutterMethodNotImplemented {
-                 var response: [String: Any]
+                decisionHandler(.deny)
-                 if let r = result {
+            }
-                     response = r as! [String: Any]
+            else {
-                     var action = response["action"] as? Int
+                var response: [String: Any]
-                     action = action != nil ? action : 0;
+                if let r = result {
-//                     var resources = response["resources"] as? [String]
+                    response = r as! [String: Any]
-                     switch action {
+                    var action = response["action"] as? Int
-                         case 1:
+                    action = action != nil ? action : 0;
-                            decisionHandler(.grant)
+                    switch action {
-                             break
+                    case 1:
-                         default:
+                        decisionHandler(.grant)
-                            decisionHandler(.deny)
+                        break
-                     }
+                    default:
-                     return;
+                        decisionHandler(.deny)
-                 }
+                    }
-                 decisionHandler(.deny)
+                    return;
-             }
+                }
-         })
+                decisionHandler(.deny)
-     }
+            }
+        })
+    }
+    
+    @available(iOS 15.0, *)
+    @available(macOS 12.0, *)
+    @available(macCatalyst 15.0, *)
+    public func webView(_ webView: WKWebView,
+                        requestDeviceOrientationAndMotionPermissionFor origin: WKSecurityOrigin,
+                        initiatedByFrame frame: WKFrameInfo,
+                        decisionHandler: @escaping (WKPermissionDecision) -> Void) {
+        let origin = "\(origin.protocol)://\(origin.host)\(origin.port != 0 ? ":" + String(origin.port) : "")"
+        let permissionRequest = PermissionRequest(origin: origin, resources: ["deviceOrientationAndMotion"], frame: frame)
+        
+        onPermissionRequest(request: permissionRequest, result: {(result) -> Void in
+            if result is FlutterError {
+                print((result as! FlutterError).message ?? "")
+                decisionHandler(.deny)
+            }
+            else if (result as? NSObject) == FlutterMethodNotImplemented {
+                decisionHandler(.deny)
+            }
+            else {
+                var response: [String: Any]
+                if let r = result {
+                    response = r as! [String: Any]
+                    var action = response["action"] as? Int
+                    action = action != nil ? action : 0;
+                    switch action {
+                    case 1:
+                        decisionHandler(.grant)
+                        break
+                    default:
+                        decisionHandler(.deny)
+                    }
+                    return;
+                }
+                decisionHandler(.deny)
+            }
+        })
+    }
     
     @available(iOS 13.0, *)
     public func webView(_ webView: WKWebView,
@@ -2463,23 +2506,8 @@ public class InAppWebView: WKWebView, UIScrollViewDelegate, WKUIDelegate, WKNavi
         channel?.invokeMethod("onNavigationResponse", arguments: navigationResponse.toMap(), result: result)
     }
     
-    @available(iOS 15.0, *)
+    public func onPermissionRequest(request: PermissionRequest, result: FlutterResult?) {
-    @available(macOS 12.0, *)
+        channel?.invokeMethod("onPermissionRequest", arguments: request.toMap(), result: result)
-    @available(macCatalyst 15.0, *)
-    public func onPermissionRequest(origin: WKSecurityOrigin, type: WKMediaCaptureType, result: FlutterResult?) {
-        let resources: [String];
-        switch type {
-            case .camera:
-                resources = ["camera"]
-                break;
-            case .microphone:
-                resources = ["microphone"]
-                break;
-            default:
-                resources = ["cameraAndMicrophone"]
-        }
-        let arguments: [String: Any] = ["origin": origin.protocol + "://" + origin.host, "resources": resources]
-        channel?.invokeMethod("onPermissionRequest", arguments: arguments, result: result)
     }
     
     public func onReceivedHttpAuthRequest(challenge: URLAuthenticationChallenge, result: FlutterResult?) {

ios/Classes/InAppWebView/InAppWebViewSettings.swift

@@ -143,7 +143,9 @@ public class InAppWebViewSettings: IWebViewSettings<InAppWebView> {
             }
             if #available(iOS 15.0, *) {
                 realSettings["underPageBackgroundColor"] = webView.underPageBackgroundColor.hexString
-                realSettings["isSiteSpecificQuirksModeEnabled"] = configuration.preferences.isSiteSpecificQuirksModeEnabled
+                if configuration.preferences.responds(to: #selector(getter: self.isSiteSpecificQuirksModeEnabled)) {
+                    realSettings["isSiteSpecificQuirksModeEnabled"] = configuration.preferences.isSiteSpecificQuirksModeEnabled
+                }
             }
         }
         return realSettings

ios/Classes/Types/PermissionRequest.swift

@@ -0,0 +1,29 @@
+//
+//  PermissionRequest.swift
+//  flutter_inappwebview
+//
+//  Created by Lorenzo Pichilli on 21/04/22.
+//
+
+import Foundation
+import WebKit
+
+public class PermissionRequest: NSObject {
+    var origin: String
+    var resources: [StringOrInt]
+    var frame: WKFrameInfo
+    
+    public init(origin: String, resources: [StringOrInt], frame: WKFrameInfo) {
+        self.origin = origin
+        self.resources = resources
+        self.frame = frame
+    }
+    
+    public func toMap () -> [String:Any?] {
+        return [
+            "origin": origin,
+            "resources": resources,
+            "frame": frame.toMap()
+        ]
+    }
+}

ios/Classes/Types/StringOrInt.swift

@@ -0,0 +1,13 @@
+//
+//  StringOrInt.swift
+//  flutter_inappwebview
+//
+//  Created by Lorenzo Pichilli on 21/04/22.
+//
+
+import Foundation
+
+public protocol StringOrInt { }
+
+extension Int: StringOrInt { }
+extension String: StringOrInt { }

lib/src/types.dart

@@ -4756,6 +4756,10 @@ class PermissionResourceType {
     PermissionResourceType.RESOURCE_MIDI_SYSEX,
     PermissionResourceType.RESOURCE_PROTECTED_MEDIA_ID,
     PermissionResourceType.RESOURCE_VIDEO_CAPTURE,
+    PermissionResourceType.CAMERA,
+    PermissionResourceType.MICROPHONE,
+    PermissionResourceType.CAMERA_AND_MICROPHONE,
+    PermissionResourceType.DEVICE_ORIENTATION_AND_MOTION,
   ].toSet();
 
   static final Set<PermissionResourceType> _androidValues = [
@@ -4766,7 +4770,10 @@ class PermissionResourceType {
   ].toSet();
 
   static final Set<PermissionResourceType> _appleValues = <PermissionResourceType>[
-
+    PermissionResourceType.CAMERA,
+    PermissionResourceType.MICROPHONE,
+    PermissionResourceType.CAMERA_AND_MICROPHONE,
+    PermissionResourceType.DEVICE_ORIENTATION_AND_MOTION,
   ].toSet();
 
   static PermissionResourceType? fromValue(dynamic? value) {
@@ -4903,7 +4910,7 @@ class PermissionRequest {
     return {
       "origin": origin.toString(), 
       "resources": resources.map((e) => e.toValue()).toList(),
-      "initiatedByFrame": frame?.toMap()
+      "frame": frame?.toMap()
     };
   }
 
@@ -4930,7 +4937,10 @@ class PermissionResponse {
         this.action = PermissionResponseAction.DENY});
 
   Map<String, dynamic> toMap() {
-    return {"resources": resources, "action": action?.toValue()};
+    return {
+      "resources": resources.map((e) => e.toValue()).toList(),
+      "action": action?.toValue()
+    };
   }
 
   Map<String, dynamic> toJson() {