vector-im/element-ios/issues/5298 - Add .well-known configuration support for tile server and map styles.

Riot/Model/HomeserverConfiguration/HomeserverConfiguration.swift

@@ -16,19 +16,20 @@
 
 import Foundation
 
-/// Represents the homeserver configuration (usually based on HS Well-Known or hardoced values in the project)
+/// Represents the homeserver configuration (usually based on HS Well-Known or hardcoded values in the project)
 @objcMembers
 final class HomeserverConfiguration: NSObject {
     
     // Note: Use an object per configuration subject when there is multiple properties related
     let jitsi: HomeserverJitsiConfiguration
     let isE2EEByDefaultEnabled: Bool
+    let tileServer: HomeserverTileServerConfiguration
     
     init(jitsi: HomeserverJitsiConfiguration,
-         isE2EEByDefaultEnabled: Bool) {
+         isE2EEByDefaultEnabled: Bool,
+         tileServer: HomeserverTileServerConfiguration) {
         self.jitsi = jitsi
         self.isE2EEByDefaultEnabled = isE2EEByDefaultEnabled
-        
-        super.init()
+        self.tileServer = tileServer
     }
 }

Riot/Model/HomeserverConfiguration/HomeserverConfigurationBuilder.swift

@@ -59,12 +59,26 @@ final class HomeserverConfigurationBuilder: NSObject {
             jitsiServerURL = hardcodedJitsiServerURL
         }
         
+        // Tile server configuration
+        
+        let tileServerMapStyleURL: URL
+        if let mapStyleURLString = wellKnown?.tileServer?.mapStyleURLString,
+           let mapStyleURL = URL(string: mapStyleURLString) {
+            tileServerMapStyleURL = mapStyleURL
+        } else {
+            tileServerMapStyleURL = BuildSettings.tileServerMapStyleURL
+        }
+        
+        let tileServerConfiguration = HomeserverTileServerConfiguration(mapStyleURL: tileServerMapStyleURL)
+        
         // Create HomeserverConfiguration
         
         let jitsiConfiguration = HomeserverJitsiConfiguration(serverDomain: jitsiPreferredDomain,
                                                               serverURL: jitsiServerURL)
                 
-        return HomeserverConfiguration(jitsi: jitsiConfiguration, isE2EEByDefaultEnabled: isE2EEByDefaultEnabled)
+        return HomeserverConfiguration(jitsi: jitsiConfiguration,
+                                       isE2EEByDefaultEnabled: isE2EEByDefaultEnabled,
+                                       tileServer: tileServerConfiguration)
     }
     
     // MARK: - Private

Riot/Model/HomeserverConfiguration/HomeserverTileServiceConfiguration.swift

@@ -0,0 +1,27 @@
+// 
+// Copyright 2021 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import Foundation
+
+/// `HomeserverTileServerConfiguration` defines tile server configuration to be used by the mapping library
+@objcMembers
+final class HomeserverTileServerConfiguration: NSObject {
+    let mapStyleURL: URL
+    
+    init(mapStyleURL: URL) {
+        self.mapStyleURL = mapStyleURL
+    }
+}