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<?php
/**
* Zalo © 2019
*
*/
namespace Zalo;
use Zalo\Authentication\AccessToken;
use Zalo\Authentication\OAuth2Client;
use Zalo\Authentication\ZaloRedirectLoginHelper;
use Zalo\Authentication\ZaloToken;
use Zalo\Exceptions\ZaloSDKException;
use Zalo\HttpClients\HttpClientsFactory;
use Zalo\Url\UrlDetectionInterface;
use Zalo\Url\ZaloUrlDetectionHandler;
/**
* Class Zalo
*
* @package Zalo
*/
class Zalo
{
/**
* @const string Version number of the Zalo PHP SDK.
*/
const VERSION = '4.0.0';
/**
* @var ZaloClient The Zalo client service.
*/
protected $client;
/**
* @var ZaloApp The ZaloApp entity.
*/
protected $app;
/**
* @var UrlDetectionInterface|null The URL detection handler.
*/
protected $urlDetectionHandler;
/**
* @var ZaloToken|null The default zalo token to use with requests.
*/
protected $defaultZaloToken;
/**
* @var ZaloResponse|ZaloBatchResponse|null Stores the last request made to Graph.
*/
protected $lastResponse;
/**
* @var OAuth2Client The OAuth 2.0 client service.
*/
protected $oAuth2Client;
/**
* Instantiates a new Zalo super-class object.
*
* @param array $config
*
* @throws ZaloSDKException
*/
public function __construct(array $config = [])
{
$config = array_merge([
'enable_beta_mode' => false,
'http_client_handler' => 'curl',
'url_detection_handler' => null,
], $config);
$this->client = new ZaloClient(
HttpClientsFactory::createHttpClient($config['http_client_handler']),
$config['enable_beta_mode']
);
$this->app = new ZaloApp($config['app_id'], $config['app_secret']);
$this->setUrlDetectionHandler($config['url_detection_handler'] ?: new ZaloUrlDetectionHandler());
if (isset($config['default_zalo_token'])) {
$this->setDefaultZaloToken($config['default_zalo_token']);
}
}
/**
* Returns the last response returned from Graph.
*
* @return ZaloResponse|null
*/
public function getLastResponse()
{
return $this->lastResponse;
}
/**
* Returns the URL detection handler.
*
* @return UrlDetectionInterface
*/
public function getUrlDetectionHandler()
{
return $this->urlDetectionHandler;
}
/**
* Changes the URL detection handler.
*
* @param UrlDetectionInterface $urlDetectionHandler
*/
private function setUrlDetectionHandler(UrlDetectionInterface $urlDetectionHandler)
{
$this->urlDetectionHandler = $urlDetectionHandler;
}
/**
* Returns the default ZaloToken entity.
*
* @return ZaloToken|null
*/
public function getDefaultZaloToken()
{
return $this->defaultZaloToken;
}
/**
* Sets the default zalo token to use with requests.
*
* @param ZaloToken|string $zaloToken The zalo token to save.
*
* @throws \InvalidArgumentException
*/
public function setDefaultZaloToken($zaloToken)
{
if ($zaloToken instanceof ZaloToken) {
$this->defaultZaloToken = $zaloToken;
return;
}
throw new \InvalidArgumentException('The default zalo token must be of type Zalo\ZaloToken');
}
/**
* Sends a GET request to Graph and returns the result.
*
* @param string $url
* @param ZaloToken|string|null $accessToken
* @param string|null $eTag
*
* @return ZaloResponse
*
* @throws ZaloSDKException
*/
public function get($url, $accessToken = null, array $params = [], $eTag = null)
{
return $this->sendRequest(
'GET',
$url,
$params,
$accessToken,
$eTag
);
}
/**
* Sends a POST request to Graph and returns the result.
*
* @param string $url
* @param AccessToken|string|null $accessToken
* @param array $params
* @param string|null $eTag
*
* @return ZaloResponse
*
* @throws ZaloSDKException
*/
public function post($url, $accessToken = null, $params = [], $eTag = null)
{
return $this->sendRequest(
'POST',
$url,
$params,
$accessToken,
$eTag
);
}
/**
* Sends a request to Graph and returns the result.
*
* @param string $method
* @param string $url
* @param array $params
* @param ZaloToken|string|null $accessToken
* @param string|null $eTag
*
* @return ZaloResponse
*
* @throws ZaloSDKException
*/
public function sendRequest($method, $url, array $params = [], $accessToken = null, $eTag = null)
{
$request = $this->request($method, $url, $params, $accessToken, $eTag);
return $this->lastResponse = $this->client->sendRequest($request);
}
/**
* Instantiates a new ZaloRequest entity.
*
* @param string $method
* @param string $url
* @param array $params
* @param ZaloToken|string|null $accessToken
* @param string|null $eTag
* @param string|null $contentType
*
* @return ZaloRequest
*
* @throws ZaloSDKException
*/
public function request($method, $url, array $params = [], $accessToken = null, $eTag = null, $contentType = null)
{
$request = new ZaloRequest(
$accessToken,
$method,
$url,
$params,
$eTag,
$contentType
);
return $request;
}
/**
* Returns the ZaloApp entity.
*
* @return ZaloApp
*/
public function getApp()
{
return $this->app;
}
/**
* Returns the ZaloClient service.
*
* @return ZaloClient
*/
public function getClient()
{
return $this->client;
}
/**
* Returns the OAuth 2.0 client service.
*
* @return OAuth2Client
*/
public function getOAuth2Client()
{
if (!$this->oAuth2Client instanceof OAuth2Client) {
$app = $this->getApp();
$client = $this->getClient();
$this->oAuth2Client = new OAuth2Client($app, $client);
}
return $this->oAuth2Client;
}
/**
* Returns Login helper.
*
* @return ZaloRedirectLoginHelper
*/
public function getRedirectLoginHelper()
{
return new ZaloRedirectLoginHelper(
$this->getOAuth2Client(),
$this->urlDetectionHandler
);
}
}