89 lines
3.1 KiB
Swift
89 lines
3.1 KiB
Swift
//
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// Copyright 2022-2024 New Vector Ltd.
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//
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// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
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// Please see LICENSE files in the repository root for full details.
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//
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import Foundation
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import MatrixRustSDK
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/// Represents a particular authentication flow.
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enum AuthenticationFlow {
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/// The flow for signing in to an existing account.
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case login
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/// The flow for creating a new account.
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case register
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}
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enum AuthenticationServiceError: Error, Equatable {
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/// An error occurred during OIDC authentication.
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case oidcError(OIDCError)
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case invalidServer
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case invalidCredentials
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case invalidHomeserverAddress
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case invalidWellKnown(String)
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case slidingSyncNotAvailable
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case loginNotSupported
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case registrationNotSupported
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case accountDeactivated
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case failedLoggingIn
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case sessionTokenRefreshNotSupported
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case failedUsingWebCredentials
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}
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protocol AuthenticationServiceProtocol {
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/// The currently configured homeserver.
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var homeserver: CurrentValuePublisher<LoginHomeserver, Never> { get }
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/// The type of flow the service is currently configured with.
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var flow: AuthenticationFlow { get }
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/// Sets up the service for login on the specified homeserver address.
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func configure(for homeserverAddress: String, flow: AuthenticationFlow) async -> Result<Void, AuthenticationServiceError>
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/// Performs login using OIDC for the current homeserver.
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func urlForOIDCLogin() async -> Result<OIDCAuthorizationDataProxy, AuthenticationServiceError>
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/// Asks the SDK to abort an ongoing OIDC login if we didn't get a callback to complete the request with.
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func abortOIDCLogin(data: OIDCAuthorizationDataProxy) async
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/// Completes an OIDC login that was started using ``urlForOIDCLogin``.
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func loginWithOIDCCallback(_ callbackURL: URL) async -> Result<UserSessionProtocol, AuthenticationServiceError>
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/// Performs a password login using the current homeserver.
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func login(username: String, password: String, initialDeviceName: String?, deviceID: String?) async -> Result<UserSessionProtocol, AuthenticationServiceError>
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/// Resets the current configuration requiring `configure(for:flow:)` to be called again.
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func reset()
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}
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// MARK: - OIDC
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enum OIDCError: Error {
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/// Failed to get the URL that should be presented for login.
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case urlFailure
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/// The user cancelled the login.
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case userCancellation
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/// OIDC isn't supported on the currently configured server.
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case notSupported
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/// An unknown error occurred.
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case unknown
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}
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struct OIDCAuthorizationDataProxy: Hashable {
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let underlyingData: OAuthAuthorizationData
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var url: URL {
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guard let url = URL(string: underlyingData.loginUrl()) else {
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fatalError("OIDC login URL hasn't been validated.")
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}
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return url
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}
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}
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extension OAuthAuthorizationData: @retroactive Hashable {
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public static func == (lhs: MatrixRustSDK.OAuthAuthorizationData, rhs: MatrixRustSDK.OAuthAuthorizationData) -> Bool {
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lhs.loginUrl() == rhs.loginUrl()
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}
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public func hash(into hasher: inout Hasher) {
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hasher.combine(loginUrl())
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}
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}
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