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Convert FBSDKDeviceRequestsHelper.h/m to Swift
Reviewed By: samodom Differential Revision: D36334076 fbshipit-source-id: aa522b1642146a66973a9a21c727e334a295d3e8
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FBSDKLoginKit/FBSDKLoginKit/Internal/FBSDKDeviceRequestsHelper.h
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FBSDKLoginKit/FBSDKLoginKit/Internal/FBSDKDeviceRequestsHelper.m
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FBSDKLoginKit/FBSDKLoginKit/Internal/_DeviceRequestsHelper.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,131 @@ | ||
| /* | ||
| * Copyright (c) Meta Platforms, Inc. and affiliates. | ||
| * All rights reserved. | ||
| * | ||
| * This source code is licensed under the license found in the | ||
| * LICENSE file in the root directory of this source tree. | ||
| */ | ||
|
|
||
| import FBSDKCoreKit | ||
| import Foundation | ||
|
|
||
| /** | ||
| Internal Type exposed to facilitate transition to Swift. | ||
| API Subject to change or removal without warning. Do not use. | ||
|
|
||
| @warning INTERNAL - DO NOT USE | ||
| */ | ||
|
|
||
| /// Helper class for device requests mDNS broadcasts. Note this is only intended for internal consumption. | ||
| @objcMembers | ||
| @objc(FBSDKDeviceRequestsHelper) | ||
| public final class _DeviceRequestsHelper: NSObject { | ||
| private(set) static var mdnsAdvertisementServices = NSMapTable<NetServiceDelegate, AnyObject>.weakToStrongObjects() | ||
|
|
||
| private enum DeviceInfoKeys { | ||
| static let deviceInfo = "device" | ||
| static let deviceModel = "model" | ||
| } | ||
|
|
||
| private enum NetServiceValues { | ||
|
|
||
| static let header = "fbsdk" | ||
|
|
||
| #if !os(tvOS) | ||
| static let flavor = "ios" | ||
| #else | ||
| static let flavor = "tvos" | ||
| #endif | ||
|
|
||
| static let sdkVersion: String = { | ||
| var sdkVersion = Settings.shared.sdkVersion.replacingOccurrences(of: ".", with: "|") | ||
|
|
||
| guard | ||
| sdkVersion.count > 10, | ||
| let firstCharacter = sdkVersion.first, | ||
| firstCharacter.isASCII, | ||
| firstCharacter.isNumber | ||
| else { | ||
| return "dev" | ||
| } | ||
|
|
||
| return sdkVersion | ||
| }() | ||
|
|
||
| static let netServiceType = "_fb._tcp." | ||
| } | ||
|
|
||
| /// Get device info to include with the GraphRequest | ||
| public static func getDeviceInfo() -> String { | ||
| var systemInfo = utsname() | ||
| uname(&systemInfo) | ||
|
|
||
| let data = Data(bytes: &systemInfo.machine, count: Int(_SYS_NAMELEN)) | ||
|
|
||
| guard | ||
| let device = String(bytes: data, encoding: .ascii)?.trimmingCharacters(in: .controlCharacters) | ||
| else { return "" } | ||
|
|
||
| let model = UIDevice.current.model | ||
|
|
||
| return """ | ||
| {"\(DeviceInfoKeys.deviceModel)":"\(model)","\(DeviceInfoKeys.deviceInfo)":"\(device)"} | ||
| """ | ||
| } | ||
|
|
||
| /** | ||
| Start the mDNS advertisement service for a device request | ||
| @param loginCode The login code associated with the action for the device request. | ||
| @return True if the service broadcast was successfully started. | ||
| */ | ||
| @discardableResult | ||
| public static func startAdvertisementService(loginCode: String, delegate: NetServiceDelegate) -> Bool { | ||
| let serviceName = """ | ||
| \(NetServiceValues.header)_\(NetServiceValues.flavor)-\(NetServiceValues.sdkVersion)_\(loginCode) | ||
| """ | ||
|
|
||
| guard serviceName.count <= 60 else { return false } | ||
|
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| let mdnsAdvertisementService = NetService( | ||
| domain: "local.", | ||
| type: NetServiceValues.netServiceType, | ||
| name: serviceName, | ||
| port: 0 | ||
| ) | ||
| mdnsAdvertisementService.delegate = delegate | ||
| mdnsAdvertisementService.publish(options: [.noAutoRename, .listenForConnections]) | ||
| AppEvents.shared.logInternalEvent(.smartLoginService, parameters: [:], isImplicitlyLogged: true) | ||
| mdnsAdvertisementServices.setObject(mdnsAdvertisementService, forKey: delegate) | ||
| return true | ||
| } | ||
|
|
||
| /** | ||
| Check if a service delegate is registered with particular advertisement service | ||
| @param delegate The delegate to check if registered. | ||
| @param service The advertisement service to check for. | ||
| @return True if the service is the one the delegate registered with. | ||
| */ | ||
| public static func isDelegate(_ delegate: NetServiceDelegate, forAdvertisementService service: NetService) -> Bool { | ||
| guard | ||
| let mdnsAdvertisementService = mdnsAdvertisementServices.object(forKey: delegate) as? NetService | ||
| else { | ||
| return false | ||
| } | ||
| return mdnsAdvertisementService === service | ||
| } | ||
|
|
||
| /** | ||
| Stop the mDNS advertisement service for a device request | ||
| @param delegate The delegate registered with the service. | ||
| */ | ||
| public static func cleanUpAdvertisementService(for delegate: NetServiceDelegate) { | ||
| guard | ||
| let mdnsAdvertisementService = mdnsAdvertisementServices.object(forKey: delegate) as? NetService | ||
| else { | ||
| return | ||
| } | ||
| mdnsAdvertisementService.delegate = nil | ||
| mdnsAdvertisementService.stop() | ||
| mdnsAdvertisementServices.removeObject(forKey: delegate) | ||
| } | ||
| } |
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