mirror of
https://github.com/firebase/firebase-ios-sdk
synced 2026-11-09 22:36:01 +05:45
66 lines
2.2 KiB
Swift
66 lines
2.2 KiB
Swift
// Copyright 2023 Google LLC
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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import Foundation
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/// Utility class for constructing Facebook Sign In credentials.
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@available(iOS 13, tvOS 13, macOS 10.15, macCatalyst 13, watchOS 7, *)
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@objc(FIRFacebookAuthProvider) open class FacebookAuthProvider: NSObject {
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/// A string constant identifying the Facebook identity provider.
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@objc public static let id = "facebook.com"
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/// Creates an `AuthCredential` for a Facebook sign in.
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/// - Parameter accessToken: The Access Token from Facebook.
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/// - Returns: An `AuthCredential` containing the Facebook credentials.
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@objc open class func credential(withAccessToken accessToken: String) -> AuthCredential {
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return FacebookAuthCredential(withAccessToken: accessToken)
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}
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@available(*, unavailable)
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@objc override public init() {
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fatalError("This class is not meant to be initialized.")
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}
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}
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@available(iOS 13, tvOS 13, macOS 10.15, macCatalyst 13, watchOS 7, *)
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@objc(FIRFacebookAuthCredential) class FacebookAuthCredential: AuthCredential, NSSecureCoding {
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let accessToken: String
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init(withAccessToken accessToken: String) {
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self.accessToken = accessToken
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super.init(provider: FacebookAuthProvider.id)
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}
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override func prepare(_ request: VerifyAssertionRequest) {
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request.providerAccessToken = accessToken
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}
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// MARK: Secure Coding
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static var supportsSecureCoding = true
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func encode(with coder: NSCoder) {
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coder.encode(accessToken, forKey: "accessToken")
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}
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required init?(coder: NSCoder) {
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guard let accessToken = coder.decodeObject(of: NSString.self, forKey: "accessToken") as? String
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else {
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return nil
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}
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self.accessToken = accessToken
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super.init(provider: FacebookAuthProvider.id)
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}
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}
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