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63 lines
2.3 KiB
Swift
63 lines
2.3 KiB
Swift
/*
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Copyright 2020 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 Foundation
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@objcMembers
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final class CrossSigningService: NSObject {
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private var authenticatedSessionFactory: AuthenticatedSessionViewControllerFactory?
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private var supportSetupKeyVerificationByUser: [String: Bool] = [:] // Cached server response
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@discardableResult
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func canSetupCrossSigning(for session: MXSession, success: @escaping ((Bool) -> Void), failure: @escaping ((Error) -> Void)) -> MXHTTPOperation? {
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guard let crossSigning = session.crypto?.crossSigning, crossSigning.state == .notBootstrapped else {
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// Cross-signing already setup
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success(false)
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return nil
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}
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let userId: String = session.myUserId
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if let supportSetupKeyVerification = self.supportSetupKeyVerificationByUser[userId] {
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// Return cached response
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success(supportSetupKeyVerification)
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return nil
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}
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let authenticatedSessionFactory = AuthenticatedSessionViewControllerFactory(session: session)
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self.authenticatedSessionFactory = authenticatedSessionFactory
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let path = "\(kMXAPIPrefixPathUnstable)/keys/device_signing/upload"
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return authenticatedSessionFactory.hasSupport(forPath: path, httpMethod: "POST", success: { [weak self] succeeded in
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guard let self = self else {
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return
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}
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self.authenticatedSessionFactory = nil
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self.supportSetupKeyVerificationByUser[userId] = succeeded
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success(succeeded)
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}, failure: { [weak self] error in
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guard let self = self else {
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return
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}
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self.authenticatedSessionFactory = nil
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failure(error)
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})
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}
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}
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