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Пример Click to Call для iOS

Данный пример позволяет сделать аудиозвонок одним кликом кнопки, используя аккаунт заданный в конфиге файле настроек сервера

/usr/local/FlashphonerWebCallServer/conf/apps/click-to-call/accounts.xml

Image Added

Работа с кодом примера

Для разбора кода возьмем версию примера ClickToCall, которая доступена доступна для скачивания в сборке 2.5.2.

...

1. Импорт API. код

Code Block
languagecpp
themebashRDark
#import <FPWCSApi2/FPWCSApi2.h>

...

  • URL WCS-сервера
  • имя серверного приложения clickToCallApp
Code Block
languagecpp
themebashRDark
- (FPWCSApi2Session *)connect {
    FPWCSApi2SessionOptions *options = [[FPWCSApi2SessionOptions alloc] init];
    options.urlServer = _connectUrl.text;
    options.appKey = @"clickToCallApp";
    NSError *error;
    session = [FPWCSApi2 createSession:options error:&error];
if (error) {
UIAlertController * alert = [UIAlertController
alertControllerWithTitle:@"Failed to connect"
message:error.localizedDescription
preferredStyle:UIAlertControllerStyleAlert];

UIAlertAction* okButton = [UIAlertAction
actionWithTitle:@"Ok"
style:UIAlertActionStyleDefault
handler:^(UIAlertAction * action) {
[self onDisconnected];
}];

[alert addAction:okButton];
[self presentViewController:alert animated:YES completion:nil];
return nil;
}

[session on:kFPWCSSessionStatusEstablished callback:^(FPWCSApi2Session *rSession){
[self changeConnectionStatus:[rSession getStatus]];
[self onConnected:rSession];
}];

[session on:kFPWCSSessionStatusDisconnected callback:^(FPWCSApi2Session *rSession){
[self changeConnectionStatus:[rSession getStatus]];
[self onDisconnected];
session = nil;
}];

[session on:kFPWCSSessionStatusFailed callback:^(FPWCSApi2Session *rSession){
[self changeConnectionStatus:[rSession getStatus]];
[self onDisconnected];
session = nil;
}];

[session connect];
 ...    
    [session connect];
    return session;
}


3. Получение от сервера события, подтверждающего успешное соединение.

...

При получении данного события вызывается метод ViewController call для совершения звонка.

Code Block
languagecpp
themebashRDark
- (void)onConnected:(FPWCSApi2Session *)session {
    [self onHangup];
    [self call];
}


4. Исходящий звонок.

...

  • имя вызываемого SIP-аккаунта
  • параметры звонка: только аудио
Code Block
languagecpp
themebashRDark
- (FPWCSApi2Call *)call {
    FPWCSApi2CallOptions *options = [[FPWCSApi2CallOptions alloc] init];
    options.callee = _callee.input.text;
    options.localConstraints = [[FPWCSApi2MediaConstraints alloc] initWithAudio:YES video:NO];
    NSError *error;
    call = [session createCall:options error:&error];
if (!call) {
UIAlertController * alert = [UIAlertController
alertControllerWithTitle:@"Failed to create call"
message:error.localizedDescription
preferredStyle:UIAlertControllerStyleAlert];

UIAlertAction* okButton = [UIAlertAction
actionWithTitle:@"Ok"
style:UIAlertActionStyleDefault
handler:^(UIAlertAction * action) {
[self onDisconnected];
}];

[alert addAction:okButton];
[self presentViewController:alert animated:YES completion:nil];
return nil;
}

[call on:kFPWCSCallStatusBusy callback:^(FPWCSApi2Call *call){
[self changeCallStatus:call];
[self onDisconnected];
}];

[call on:kFPWCSCallStatusFailed callback:^(FPWCSApi2Call *call){
[self changeCallStatus:call];
[self onDisconnected];
}];

[call on:kFPWCSCallStatusRing callback:^(FPWCSApi2Call *call){
[self changeCallStatus:call];
[self onHangup];
}];

[call on:kFPWCSCallStatusHold callback:^(FPWCSApi2Call *call){
[self changeCallStatus:call];
}];

[call on:kFPWCSCallStatusEstablished callback:^(FPWCSApi2Call *call){
[self changeCallStatus:call];
[self onHangup];
}];

[call on:kFPWCSCallStatusFinish callback:^(FPWCSApi2Call *call){
[self changeCallStatus:call];
[self onDisconnected];
}];

[call call];
 ...    
    [call call];
    return call;
}


5. Завершение звонка.

FPWCSApi2Call hangup код

Code Block
languagecpp
themebashRDark
- (void)callButton:(UIButton *)button {
    [self changeViewState:button enabled:NO];
    if ([button.titleLabel.text isEqualToString:@"HANGUP"]) {
        if (call) {
            [call hangup];
        }
}     else {
if (session) {
[self call];
} else {
[self connect];
}
}
}
 ...
    }
}