User verification: Implement user session status flow coordinator.

2026-04-27 03:44:26 +02:00 · 2020-01-30 17:55:36 +01:00
parent a2a9e78b2f
commit 0e1a60389e
3 changed files with 261 additions and 0 deletions
@@ -0,0 +1,167 @@
+// File created from FlowTemplate
+// $ createRootCoordinator.sh UserVerification UserVerification
+/*
+ Copyright 2020 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 UIKit
+
+@objcMembers
+final class UserVerificationCoordinator: NSObject, UserVerificationCoordinatorType {
+    
+    // MARK: - Properties
+    
+    // MARK: Private
+    
+    private let presenter: Presentable
+    private let navigationRouter: NavigationRouterType
+    private let session: MXSession
+    private let userId: String
+    private let userDisplayName: String?
+    
+    // MARK: Public
+
+    // Must be used only internally
+    var childCoordinators: [Coordinator] = []
+    
+    weak var delegate: UserVerificationCoordinatorDelegate?
+    
+    // MARK: - Setup
+    
+    init(presenter: Presentable, session: MXSession, userId: String, userDisplayName: String?) {
+        self.presenter = presenter
+        self.navigationRouter = NavigationRouter(navigationController: RiotNavigationController())
+        self.session = session
+        self.userId = userId
+        self.userDisplayName = userDisplayName
+    }
+    
+    // MARK: - Public methods
+    
+    func start() {
+        // Do not start again if existing coordinators are presented
+        guard self.childCoordinators.isEmpty else {
+            return
+        }
+        
+        let rootCoordinator = UserVerificationSessionsStatusCoordinator(session: self.session, userId: self.userId)
+        rootCoordinator.delegate = self
+        rootCoordinator.start()
+
+        self.add(childCoordinator: rootCoordinator)
+        
+        self.navigationRouter.setRootModule(rootCoordinator, hideNavigationBar: true, animated: false, popCompletion: {
+            self.remove(childCoordinator: rootCoordinator)
+        })
+        
+        let rootViewController = self.navigationRouter.toPresentable()
+        rootViewController.modalPresentationStyle = .formSheet
+        
+        self.presenter.toPresentable().present(rootViewController, animated: true, completion: nil)
+      }
+    
+    func toPresentable() -> UIViewController {
+        return self.navigationRouter.toPresentable()
+    }
+    
+    // MARK: - Private methods
+    
+    private func presentSessionStatus(with deviceId: String, for userId: String, userDisplayName: String?) {
+        let coordinator = UserVerificationSessionStatusCoordinator(session: self.session, userId: userId, userDisplayName: userDisplayName, deviceId: deviceId)
+        coordinator.delegate = self
+        coordinator.start()
+        
+        self.navigationRouter.push(coordinator, animated: true) {
+            self.remove(childCoordinator: coordinator)
+        }
+    }
+    
+    private func presentDeviceVerification(for deviceId: String) {
+        
+        guard let deviceInfo = self.session.crypto.device(withDeviceId: deviceId, ofUser: self.userId) else {
+            NSLog("[UserVerificationCoordinator] Device not found")
+            return
+        }
+        
+        let encryptionInfoView: EncryptionInfoView = EncryptionInfoView(deviceInfo: deviceInfo, andMatrixSession: session)
+        encryptionInfoView.delegate = self
+        
+        // Skip the intro page
+        encryptionInfoView.displayLegacyVerificationScreen()
+        
+        // Display the legacy verification view in full screen
+        // TODO: Do not reuse the legacy EncryptionInfoView and create a screen from scratch
+        let viewController = UIViewController()
+        
+        viewController.view.backgroundColor = ThemeService.shared().theme.backgroundColor
+        viewController.view.addSubview(encryptionInfoView)
+        encryptionInfoView.translatesAutoresizingMaskIntoConstraints = false
+        
+        let superViewMargins = viewController.view.layoutMarginsGuide
+        
+        NSLayoutConstraint.activate([
+            encryptionInfoView.topAnchor.constraint(equalTo: superViewMargins.topAnchor),
+            encryptionInfoView.leadingAnchor.constraint(equalTo: superViewMargins.leadingAnchor),
+            encryptionInfoView.trailingAnchor.constraint(equalTo: superViewMargins.trailingAnchor),
+            encryptionInfoView.bottomAnchor.constraint(equalTo: superViewMargins.bottomAnchor)
+            ])
+        
+        self.navigationRouter.push(viewController, animated: true, popCompletion: nil)
+    }
+}
+
+// MARK: - UserVerificationSessionsStatusCoordinatorDelegate
+extension UserVerificationCoordinator: UserVerificationSessionsStatusCoordinatorDelegate {
+    func userVerificationSessionsStatusCoordinatorDidClose(_ coordinator: UserVerificationSessionsStatusCoordinatorType) {
+        
+        self.presenter.toPresentable().dismiss(animated: true) {
+            self.remove(childCoordinator: coordinator)
+        }
+    }
+    
+    func userVerificationSessionsStatusCoordinator(_ coordinator: UserVerificationSessionsStatusCoordinatorType, didSelectDeviceWithId deviceId: String, for userId: String) {
+        self.presentSessionStatus(with: deviceId, for: userId, userDisplayName: self.userDisplayName)
+    }
+}
+
+// MARK: - UserVerificationSessionStatusCoordinatorDelegate
+extension UserVerificationCoordinator: UserVerificationSessionStatusCoordinatorDelegate {
+    
+    func userVerificationSessionStatusCoordinator(_ coordinator: UserVerificationSessionStatusCoordinatorType, wantsToManuallyVerifyDeviceWithId deviceId: String, for userId: String) {
+        
+        self.presentDeviceVerification(for: deviceId)
+    }
+    
+    func userVerificationSessionStatusCoordinatorDidClose(_ coordinator: UserVerificationSessionStatusCoordinatorType) {
+        
+        self.presenter.toPresentable().dismiss(animated: true) {
+            self.remove(childCoordinator: coordinator)
+        }
+    }
+}
+
+// MARK: - MXKEncryptionInfoViewDelegate
+extension UserVerificationCoordinator: MXKEncryptionInfoViewDelegate {
+    func encryptionInfoView(_ encryptionInfoView: MXKEncryptionInfoView!, didDeviceInfoVerifiedChange deviceInfo: MXDeviceInfo!) {
+        
+        self.presenter.toPresentable().dismiss(animated: true) {
+        }
+    }
+    
+    func encryptionInfoViewDidClose(_ encryptionInfoView: MXKEncryptionInfoView!) {
+        self.presenter.toPresentable().dismiss(animated: true) {
+        }
+    }
+}