Files
linphone-tutorials/ios/swift/4-CallKitTutorial/CallKitTutorial/CallKitTutorial.swift
2021-09-15 10:58:48 +02:00

142 lines
5.5 KiB
Swift

//
// CallExample.swift
// CallTutorial
//
// Created by QuentinArguillere on 31/07/2020.
// Copyright © 2020 BelledonneCommunications. All rights reserved.
//
import linphonesw
import AVFoundation
class CallKitExampleContext : ObservableObject
{
var mCore: Core!
@Published var coreVersion: String = Core.getVersion
var mAccount: Account?
var mCoreDelegate : CoreDelegate!
@Published var username : String = "user"
@Published var passwd : String = "pwd"
@Published var domain : String = "sip.example.org"
@Published var loggedIn: Bool = false
@Published var transportType : String = "TLS"
@Published var callMsg : String = ""
@Published var isCallIncoming : Bool = false
@Published var isCallRunning : Bool = false
@Published var remoteAddress : String = "Nobody yet"
@Published var isSpeakerEnabled : Bool = false
@Published var isMicrophoneEnabled : Bool = false
/*------------ Callkit tutorial related variables ---------------*/
let incomingCallName = "Incoming call example"
var mCall : Call?
var mProviderDelegate : CallKitProviderDelegate!
var mCallAlreadyStopped : Bool = false;
init()
{
LoggingService.Instance.logLevel = LogLevel.Debug
let factory = Factory.Instance
// IMPORTANT : In this tutorial, we require the use of a core configuration file.
// This way, once the registration is done, and until it is cleared, it will return to the LoggedIn state on launch.
// This allows us to have a functional call when the app was closed and is started by a VOIP push notification (incoming call
// We also need to enable "Push Notitifications" and "Background Mode - Voice Over IP"
let configDir = factory.getConfigDir(context: nil)
try? mCore = factory.createCore(configPath: "\(configDir)/MyConfig", factoryConfigPath: "", systemContext: nil)
mProviderDelegate = CallKitProviderDelegate(context: self)
// enabling push notifications management in the core
mCore.callkitEnabled = true
mCore.pushNotificationEnabled = true
try? mCore.start()
mCoreDelegate = CoreDelegateStub( onCallStateChanged: { (core: Core, call: Call, state: Call.State, message: String) in
self.callMsg = message
if (state == .PushIncomingReceived){
// We're being called by someone (and app is in background)
self.mCall = call
self.isCallIncoming = true
self.mProviderDelegate.incomingCall()
} else if (state == .IncomingReceived) {
// If app is in foreground, it's likely that we will receive the SIP invite before the Push notification
if (!self.isCallIncoming) {
self.mCall = call
self.isCallIncoming = true
self.mProviderDelegate.incomingCall()
}
self.remoteAddress = call.remoteAddress!.asStringUriOnly()
} else if (state == .Connected) {
self.isCallIncoming = false
self.isCallRunning = true
} else if (state == .Released || state == .End || state == .Error) {
// Call has been terminated by any side
// Report to CallKit that the call is over, if the terminate action was initiated by other end of the call
if (self.isCallRunning) {
self.mProviderDelegate.stopCall()
}
self.remoteAddress = "Nobody yet"
}
}, onAccountRegistrationStateChanged: { (core: Core, account: Account, state: RegistrationState, message: String) in
NSLog("New registration state is \(state) for user id \( String(describing: account.params?.identityAddress?.asString()))\n")
if (state == .Ok) {
self.loggedIn = true
// Since core has "Push Enabled", the reception and setting of the push notification token is done automatically
// It should have been set and used when we log in, you can check here or in the liblinphone logs
NSLog("Account registered Push voip token: \(account.params?.pushNotificationConfig?.voipToken)")
} else if (state == .Cleared) {
self.loggedIn = false
}
})
mCore.addDelegate(delegate: mCoreDelegate)
}
func login() {
do {
var transport : TransportType
if (transportType == "TLS") { transport = TransportType.Tls }
else if (transportType == "TCP") { transport = TransportType.Tcp }
else { transport = TransportType.Udp }
let authInfo = try Factory.Instance.createAuthInfo(username: username, userid: "", passwd: passwd, ha1: "", realm: "", domain: domain)
let accountParams = try mCore.createAccountParams()
let identity = try Factory.Instance.createAddress(addr: String("sip:" + username + "@" + domain))
try! accountParams.setIdentityaddress(newValue: identity)
let address = try Factory.Instance.createAddress(addr: String("sip:" + domain))
try address.setTransport(newValue: transport)
try accountParams.setServeraddress(newValue: address)
accountParams.registerEnabled = true
// Enable push notifications on this account
accountParams.pushNotificationAllowed = true
// We're in a sandbox application, so we must set the provider to "apns.dev" since it will be "apns" by default, which is used only for production apps
accountParams.pushNotificationConfig?.provider = "apns.dev"
mAccount = try mCore.createAccount(params: accountParams)
mCore.addAuthInfo(info: authInfo)
try mCore.addAccount(account: mAccount!)
mCore.defaultAccount = mAccount
} catch { NSLog(error.localizedDescription) }
}
func unregister()
{
if let account = mCore.defaultAccount {
let params = account.params
let clonedParams = params?.clone()
clonedParams?.registerEnabled = false
account.params = clonedParams
}
}
func delete() {
if let account = mCore.defaultAccount {
mCore.removeAccount(account: account)
mCore.clearAccounts()
mCore.clearAllAuthInfo()
}
}
}