Open MAS Web page when logging out from other sessions on OIDC authenticated homeservers

Riot/Modules/Settings/Security/ManageSession/ManageSessionViewController.m

@@ -655,6 +655,20 @@ - (void)showTrustForDevice:(MXDevice *)device
 }
 
 - (void)removeDevice
+{
+    NSURL *logoutURL = [self.mainSession.homeserverWellknown.authentication getLogoutDeviceURLFromID:device.deviceId];
+    if (logoutURL)
+    {
+        [UIApplication.sharedApplication openURL:logoutURL options:@{} completionHandler:nil];
+        [self withdrawViewControllerAnimated:YES completion:nil];
+    }
+    else
+    {
+        [self removeDeviceThroughAPI];
+    }
+}
+
+-(void) removeDeviceThroughAPI
 {
     [self startActivityIndicator];
     self.view.userInteractionEnabled = NO;

RiotSwiftUI/Modules/UserSessions/Coordinator/UserSessionsFlowCoordinator.swift

@@ -123,7 +123,11 @@ final class UserSessionsFlowCoordinator: NSObject, Coordinator, Presentable {
                 if sessionInfo.isCurrent {
                     self.showLogoutConfirmationForCurrentSession()
                 } else {
-                    self.showLogoutConfirmation(for: [sessionInfo])
+                    if let logoutURL = self.parameters.session.homeserverWellknown.authentication?.getLogoutDeviceURL(fromID: sessionInfo.id) {
+                        self.openMasLogoutURL(logoutURL)
+                    } else {
+                        self.showLogoutConfirmation(for: [sessionInfo])
+                    }
                 }
             case let .showSessionStateInfo(sessionInfo):
                 self.showInfoSheet(parameters: .init(userSessionInfo: sessionInfo, parentSize: self.toPresentable().view.bounds.size))
@@ -182,6 +186,11 @@ final class UserSessionsFlowCoordinator: NSObject, Coordinator, Presentable {
         return UserOtherSessionsCoordinator(parameters: parameters)
     }
 
+    private func openMasLogoutURL(_ url: URL) {
+        UIApplication.shared.open(url)
+        popToSessionsOverview()
+    }
+
     /// Shows a confirmation dialog to the user to sign out of a session.
     private func showLogoutConfirmation(for sessionInfos: [UserSessionInfo]) {
         // Use a UIAlertController as we don't have confirmationDialog in SwiftUI on iOS 14.

changelog.d/7646.bugfix

@@ -0,0 +1 @@
+You can now log out from other sessions using MAS on supported OIDC home servers.