mirror of
https://github.com/vector-im/element-ios.git
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463 lines
20 KiB
Swift
463 lines
20 KiB
Swift
// File created from FlowTemplate
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// $ createRootCoordinator.sh DeviceVerification DeviceVerification DeviceVerificationStart
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/*
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Copyright 2019 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import UIKit
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@objcMembers
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final class KeyVerificationCoordinator: KeyVerificationCoordinatorType {
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// MARK: - Properties
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// MARK: Private
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private let navigationRouter: NavigationRouterType
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private let session: MXSession
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private let verificationFlow: KeyVerificationFlow
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private let verificationKind: KeyVerificationKind
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private weak var completeSecurityCoordinator: KeyVerificationSelfVerifyWaitCoordinatorType?
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private var otherUserId: String {
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let otherUserId: String
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switch self.verificationFlow {
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case .verifyUser(let roomMember):
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otherUserId = roomMember.userId
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case .verifyDevice(let userId, _):
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otherUserId = userId
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case .incomingRequest(let incomingKeyVerificationRequest):
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otherUserId = incomingKeyVerificationRequest.otherUser
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case .incomingSASTransaction(let incomingSASTransaction):
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otherUserId = incomingSASTransaction.otherUserId
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case .completeSecurity:
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otherUserId = self.session.myUser.userId
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}
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return otherUserId
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}
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private var otherDeviceId: String? {
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let otherDeviceId: String?
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switch self.verificationFlow {
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case .verifyUser:
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otherDeviceId = nil
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case .verifyDevice(_, let deviceId):
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otherDeviceId = deviceId
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case .incomingRequest(let incomingKeyVerificationRequest):
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otherDeviceId = incomingKeyVerificationRequest.otherDevice
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case .incomingSASTransaction(let incomingSASTransaction):
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otherDeviceId = incomingSASTransaction.otherDeviceId
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case .completeSecurity:
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otherDeviceId = nil
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}
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return otherDeviceId
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}
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// MARK: Public
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// Must be used only internally
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var childCoordinators: [Coordinator] = []
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weak var delegate: KeyVerificationCoordinatorDelegate?
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// MARK: - Setup
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/// Creates a key verification coordinator.
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///
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/// - Parameters:
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/// - session: The MXSession.
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/// - flow: The wanted key verification flow.
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/// - navigationRouter: Existing NavigationRouter from which present the flow (optional).
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init(session: MXSession, flow: KeyVerificationFlow, navigationRouter: NavigationRouterType? = nil) {
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self.navigationRouter = navigationRouter ?? NavigationRouter(navigationController: RiotNavigationController())
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self.session = session
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self.verificationFlow = flow
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let verificationKind: KeyVerificationKind
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switch flow {
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case .incomingRequest(let request):
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if request.isFromMyUser {
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// TODO: Check for .newSession case
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verificationKind = .otherSession
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} else {
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verificationKind = .user
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}
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case .verifyUser:
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verificationKind = .user
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case .completeSecurity:
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verificationKind = .thisSession
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case .verifyDevice:
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verificationKind = .otherSession
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case .incomingSASTransaction:
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verificationKind = .otherSession
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}
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self.verificationKind = verificationKind
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}
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// MARK: - Public methods
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func start() {
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let rootCoordinator: Coordinator & Presentable
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switch self.verificationFlow {
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case .verifyUser(let roomMember):
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rootCoordinator = self.createUserVerificationStartCoordinator(with: roomMember)
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case .verifyDevice(let userId, let deviceId):
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if userId == self.session.myUser.userId {
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rootCoordinator = self.createSelfVerificationCoordinator(otherDeviceId: deviceId)
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} else {
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rootCoordinator = self.createDataLoadingScreenCoordinator(otherUserId: userId, otherDeviceId: deviceId)
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}
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case .incomingRequest(let incomingKeyVerificationRequest):
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rootCoordinator = self.createDataLoadingScreenCoordinator(with: incomingKeyVerificationRequest)
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case .incomingSASTransaction(let incomingSASTransaction):
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rootCoordinator = self.createDataLoadingScreenCoordinator(otherUserId: incomingSASTransaction.otherUserId, otherDeviceId: incomingSASTransaction.otherDeviceId)
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case .completeSecurity(let isNewSignIn):
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let coordinator = self.createCompleteSecurityCoordinator(isNewSignIn: isNewSignIn)
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self.completeSecurityCoordinator = coordinator
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rootCoordinator = coordinator
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}
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rootCoordinator.start()
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self.add(childCoordinator: rootCoordinator)
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if self.navigationRouter.modules.isEmpty == false {
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self.navigationRouter.push(rootCoordinator, animated: true, popCompletion: { [weak self] in
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self?.remove(childCoordinator: rootCoordinator)
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})
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} else {
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self.navigationRouter.setRootModule(rootCoordinator) { [weak self] in
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self?.remove(childCoordinator: rootCoordinator)
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}
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}
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}
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func toPresentable() -> UIViewController {
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return self.navigationRouter.toPresentable()
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}
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// MARK: - Private methods
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private func didComplete() {
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self.delegate?.keyVerificationCoordinatorDidComplete(self, otherUserId: self.otherUserId, otherDeviceId: self.otherDeviceId ?? "")
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}
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private func didCancel() {
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if self.completeSecurityCoordinator != nil && childCoordinators.count > 1 {
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NSLog("[KeyVerificationCoordinator] didCancel: popToRootModule");
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self.navigationRouter.popToRootModule(animated: true)
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return
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}
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self.delegate?.keyVerificationCoordinatorDidCancel(self)
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}
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private func createCompleteSecurityCoordinator(isNewSignIn: Bool) -> KeyVerificationSelfVerifyWaitCoordinatorType {
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let coordinator = KeyVerificationSelfVerifyWaitCoordinator(session: self.session, isNewSignIn: isNewSignIn)
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coordinator.delegate = self
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coordinator.start()
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return coordinator
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}
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private func showSecretsRecovery(with recoveryMode: SecretsRecoveryMode) {
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let coordinator = SecretsRecoveryCoordinator(session: self.session, recoveryMode: recoveryMode, recoveryGoal: .verifyDevice, navigationRouter: self.navigationRouter)
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coordinator.delegate = self
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coordinator.start()
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self.add(childCoordinator: coordinator)
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self.navigationRouter.setRootModule(coordinator) { [weak self] in
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self?.remove(childCoordinator: coordinator)
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}
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}
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private func createSelfVerificationCoordinator(otherDeviceId: String) -> KeyVerificationSelfVerifyStartCoordinator {
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let coordinator = KeyVerificationSelfVerifyStartCoordinator(session: self.session, otherDeviceId: otherDeviceId)
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coordinator.delegate = self
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coordinator.start()
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return coordinator
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}
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private func createDataLoadingScreenCoordinator(otherUserId: String, otherDeviceId: String) -> KeyVerificationDataLoadingCoordinator {
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let coordinator = KeyVerificationDataLoadingCoordinator(session: self.session, verificationKind: self.verificationKind, otherUserId: otherUserId, otherDeviceId: otherDeviceId)
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coordinator.delegate = self
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coordinator.start()
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return coordinator
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}
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private func createDataLoadingScreenCoordinator(with keyVerificationRequest: MXKeyVerificationRequest) -> KeyVerificationDataLoadingCoordinator {
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let coordinator = KeyVerificationDataLoadingCoordinator(session: self.session, verificationKind: self.verificationKind, incomingKeyVerificationRequest: keyVerificationRequest)
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coordinator.delegate = self
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coordinator.start()
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return coordinator
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}
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private func createUserVerificationStartCoordinator(with roomMember: MXRoomMember) -> UserVerificationStartCoordinator {
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let coordinator = UserVerificationStartCoordinator(session: self.session, roomMember: roomMember)
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coordinator.delegate = self
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coordinator.start()
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return coordinator
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}
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private func showStart(otherUser: MXUser, otherDevice: MXDeviceInfo) {
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let coordinator = DeviceVerificationStartCoordinator(session: self.session, otherUser: otherUser, otherDevice: otherDevice)
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coordinator.delegate = self
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coordinator.start()
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self.add(childCoordinator: coordinator)
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self.navigationRouter.setRootModule(coordinator) { [weak self] in
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self?.remove(childCoordinator: coordinator)
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}
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}
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private func showIncoming(otherUser: MXUser, transaction: MXIncomingSASTransaction) {
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let coordinator = DeviceVerificationIncomingCoordinator(session: self.session, otherUser: otherUser, transaction: transaction)
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coordinator.delegate = self
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coordinator.start()
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self.add(childCoordinator: coordinator)
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self.navigationRouter.setRootModule(coordinator) { [weak self] in
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self?.remove(childCoordinator: coordinator)
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}
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}
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private func showVerifyBySAS(transaction: MXSASTransaction, animated: Bool) {
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let coordinator = KeyVerificationVerifyBySASCoordinator(session: self.session, transaction: transaction, verificationKind: self.verificationKind)
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coordinator.delegate = self
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coordinator.start()
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self.add(childCoordinator: coordinator)
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self.navigationRouter.push(coordinator, animated: animated) { [weak self] in
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self?.remove(childCoordinator: coordinator)
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}
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}
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private func showVerifyByScanning(keyVerificationRequest: MXKeyVerificationRequest, animated: Bool) {
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let coordinator = KeyVerificationVerifyByScanningCoordinator(session: self.session, verificationKind: self.verificationKind, keyVerificationRequest: keyVerificationRequest)
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coordinator.delegate = self
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coordinator.start()
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self.add(childCoordinator: coordinator)
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self.navigationRouter.push(coordinator, animated: animated) { [weak self] in
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self?.remove(childCoordinator: coordinator)
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}
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}
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private func showScanConfirmation(for transaction: MXQRCodeTransaction, codeScanning: KeyVerificationScanning, animated: Bool) {
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let coordinator = KeyVerificationScanConfirmationCoordinator(session: self.session, transaction: transaction, codeScanning: codeScanning, verificationKind: self.verificationKind)
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coordinator.delegate = self
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coordinator.start()
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self.add(childCoordinator: coordinator)
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self.navigationRouter.push(coordinator, animated: animated) { [weak self] in
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self?.remove(childCoordinator: coordinator)
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}
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}
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private func showVerified(animated: Bool) {
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let viewController = KeyVerificationVerifiedViewController.instantiate(with: self.verificationKind)
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viewController.delegate = self
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self.navigationRouter.setRootModule(viewController)
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}
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}
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// MARK: - KeyVerificationDataLoadingCoordinatorDelegate
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extension KeyVerificationCoordinator: KeyVerificationDataLoadingCoordinatorDelegate {
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func keyVerificationDataLoadingCoordinator(_ coordinator: KeyVerificationDataLoadingCoordinatorType, didAcceptKeyVerificationRequest keyVerificationRequest: MXKeyVerificationRequest) {
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self.showVerifyByScanning(keyVerificationRequest: keyVerificationRequest, animated: true)
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}
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func keyVerificationDataLoadingCoordinator(_ coordinator: KeyVerificationDataLoadingCoordinatorType, didLoadUser user: MXUser, device: MXDeviceInfo) {
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if case .incomingSASTransaction(let incomingTransaction) = self.verificationFlow {
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self.showIncoming(otherUser: user, transaction: incomingTransaction)
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} else {
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self.showStart(otherUser: user, otherDevice: device)
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}
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}
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func keyVerificationDataLoadingCoordinator(_ coordinator: KeyVerificationDataLoadingCoordinatorType, didAcceptKeyVerificationRequestWithTransaction transaction: MXKeyVerificationTransaction) {
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if let sasTransaction = transaction as? MXSASTransaction {
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self.showVerifyBySAS(transaction: sasTransaction, animated: true)
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} else {
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NSLog("[KeyVerificationCoordinator] Transaction \(transaction) is not supported")
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self.didCancel()
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}
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}
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func keyVerificationDataLoadingCoordinatorDidCancel(_ coordinator: KeyVerificationDataLoadingCoordinatorType) {
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self.didCancel()
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}
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}
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// MARK: - DeviceVerificationStartCoordinatorDelegate
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extension KeyVerificationCoordinator: DeviceVerificationStartCoordinatorDelegate {
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func deviceVerificationStartCoordinator(_ coordinator: DeviceVerificationStartCoordinatorType, didCompleteWithOutgoingTransaction transaction: MXSASTransaction) {
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self.showVerifyBySAS(transaction: transaction, animated: true)
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}
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func deviceVerificationStartCoordinator(_ coordinator: DeviceVerificationStartCoordinatorType, didTransactionCancelled transaction: MXSASTransaction) {
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self.didCancel()
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}
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func deviceVerificationStartCoordinatorDidCancel(_ coordinator: DeviceVerificationStartCoordinatorType) {
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self.didCancel()
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}
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}
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// MARK: - DeviceVerificationIncomingCoordinatorDelegate
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extension KeyVerificationCoordinator: DeviceVerificationIncomingCoordinatorDelegate {
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func deviceVerificationIncomingCoordinator(_ coordinator: DeviceVerificationIncomingCoordinatorType, didAcceptTransaction transaction: MXSASTransaction) {
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self.showVerifyBySAS(transaction: transaction, animated: true)
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}
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func deviceVerificationIncomingCoordinatorDidCancel(_ coordinator: DeviceVerificationIncomingCoordinatorType) {
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self.didCancel()
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}
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}
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// MARK: - KeyVerificationVerifyBySASCoordinatorDelegate
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extension KeyVerificationCoordinator: KeyVerificationVerifyBySASCoordinatorDelegate {
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func keyVerificationVerifyBySASCoordinatorDidComplete(_ coordinator: KeyVerificationVerifyBySASCoordinatorType) {
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self.showVerified(animated: true)
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}
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func keyVerificationVerifyBySASCoordinatorDidCancel(_ coordinator: KeyVerificationVerifyBySASCoordinatorType) {
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self.didCancel()
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}
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}
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// MARK: - KeyVerificationVerifiedViewControllerDelegate
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extension KeyVerificationCoordinator: KeyVerificationVerifiedViewControllerDelegate {
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func keyVerificationVerifiedViewControllerDidTapSetupAction(_ viewController: KeyVerificationVerifiedViewController) {
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self.didComplete()
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}
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func keyVerificationVerifiedViewControllerDidCancel(_ viewController: KeyVerificationVerifiedViewController) {
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self.didCancel()
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}
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}
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// MARK: - UserVerificationStartCoordinatorDelegate
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extension KeyVerificationCoordinator: UserVerificationStartCoordinatorDelegate {
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func userVerificationStartCoordinator(_ coordinator: UserVerificationStartCoordinatorType, otherDidAcceptRequest request: MXKeyVerificationRequest) {
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self.showVerifyByScanning(keyVerificationRequest: request, animated: true)
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}
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func userVerificationStartCoordinator(_ coordinator: UserVerificationStartCoordinatorType, didCompleteWithOutgoingTransaction transaction: MXSASTransaction) {
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self.showVerifyBySAS(transaction: transaction, animated: true)
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}
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func userVerificationStartCoordinator(_ coordinator: UserVerificationStartCoordinatorType, didTransactionCancelled transaction: MXSASTransaction) {
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self.didCancel()
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}
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func userVerificationStartCoordinatorDidCancel(_ coordinator: UserVerificationStartCoordinatorType) {
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self.didCancel()
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}
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}
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// MARK: - KeyVerificationVerifyByScanningCoordinatorDelegate
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extension KeyVerificationCoordinator: KeyVerificationVerifyByScanningCoordinatorDelegate {
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func keyVerificationVerifyByScanningCoordinatorDidCancel(_ coordinator: KeyVerificationVerifyByScanningCoordinatorType) {
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self.didCancel()
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}
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func keyVerificationVerifyByScanningCoordinator(_ coordinator: KeyVerificationVerifyByScanningCoordinatorType, didScanOtherQRCodeData qrCodeData: MXQRCodeData, withTransaction transaction: MXQRCodeTransaction) {
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self.showScanConfirmation(for: transaction, codeScanning: .scannedOtherQRCode(qrCodeData), animated: true)
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}
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func keyVerificationVerifyByScanningCoordinator(_ coordinator: KeyVerificationVerifyByScanningCoordinatorType, qrCodeDidScannedByOtherWithTransaction transaction: MXQRCodeTransaction) {
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self.showScanConfirmation(for: transaction, codeScanning: .myQRCodeScanned, animated: true)
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}
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func keyVerificationVerifyByScanningCoordinator(_ coordinator: KeyVerificationVerifyByScanningCoordinatorType, didCompleteWithSASTransaction transaction: MXSASTransaction) {
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self.showVerifyBySAS(transaction: transaction, animated: true)
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}
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}
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// MARK: - KeyVerificationSelfVerifyStartCoordinatorDelegate
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extension KeyVerificationCoordinator: KeyVerificationSelfVerifyStartCoordinatorDelegate {
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func keyVerificationSelfVerifyStartCoordinator(_ coordinator: KeyVerificationSelfVerifyStartCoordinatorType, otherDidAcceptRequest request: MXKeyVerificationRequest) {
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self.showVerifyByScanning(keyVerificationRequest: request, animated: true)
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}
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func keyVerificationSelfVerifyStartCoordinatorDidCancel(_ coordinator: KeyVerificationSelfVerifyStartCoordinatorType) {
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self.didCancel()
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}
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}
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// MARK: - KeyVerificationSelfVerifyWaitCoordinatorDelegate
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extension KeyVerificationCoordinator: KeyVerificationSelfVerifyWaitCoordinatorDelegate {
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func keyVerificationSelfVerifyWaitCoordinator(_ coordinator: KeyVerificationSelfVerifyWaitCoordinatorType, didAcceptKeyVerificationRequest keyVerificationRequest: MXKeyVerificationRequest) {
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self.showVerifyByScanning(keyVerificationRequest: keyVerificationRequest, animated: true)
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}
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func keyVerificationSelfVerifyWaitCoordinator(_ coordinator: KeyVerificationSelfVerifyWaitCoordinatorType, didAcceptIncomingSASTransaction incomingSASTransaction: MXIncomingSASTransaction) {
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self.showVerifyBySAS(transaction: incomingSASTransaction, animated: true)
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}
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func keyVerificationSelfVerifyWaitCoordinatorDidCancel(_ coordinator: KeyVerificationSelfVerifyWaitCoordinatorType) {
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self.didCancel()
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}
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func keyVerificationSelfVerifyWaitCoordinator(_ coordinator: KeyVerificationSelfVerifyWaitCoordinatorType, wantsToRecoverSecretsWith secretsRecoveryMode: SecretsRecoveryMode) {
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self.showSecretsRecovery(with: secretsRecoveryMode)
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}
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}
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// MARK: - KeyVerificationScanConfirmationCoordinatorDelegate
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extension KeyVerificationCoordinator: KeyVerificationScanConfirmationCoordinatorDelegate {
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func keyVerificationScanConfirmationCoordinatorDidComplete(_ coordinator: KeyVerificationScanConfirmationCoordinatorType) {
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self.showVerified(animated: true)
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}
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func keyVerificationScanConfirmationCoordinatorDidCancel(_ coordinator: KeyVerificationScanConfirmationCoordinatorType) {
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self.didCancel()
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}
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}
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// MARK: - SecretsRecoveryCoordinatorDelegate
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extension KeyVerificationCoordinator: SecretsRecoveryCoordinatorDelegate {
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func secretsRecoveryCoordinatorDidRecover(_ coordinator: SecretsRecoveryCoordinatorType) {
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self.showVerified(animated: true)
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}
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func secretsRecoveryCoordinatorDidCancel(_ coordinator: SecretsRecoveryCoordinatorType) {
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self.didCancel()
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}
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}
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