Viewing file:  PayPalHttpClient.php (4.86 KB) -rw-r--r--
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<?php
namespace Srmklive\PayPal\Traits;
use GuzzleHttp\Client as HttpClient;
use GuzzleHttp\Exception\ClientException as HttpClientException;
use GuzzleHttp\Utils;
use Psr\Http\Message\StreamInterface;
use RuntimeException;
use Srmklive\PayPal\Services\Str;
trait PayPalHttpClient
{
/**
* Http Client class object.
*
* @var HttpClient
*/
private $client;
/**
* Http Client configuration.
*
* @var array
*/
private $httpClientConfig;
/**
* PayPal API Endpoint.
*
* @var string
*/
private $apiUrl;
/**
* PayPal API Endpoint.
*
* @var string
*/
private $apiEndPoint;
/**
* IPN notification url for PayPal.
*
* @var string
*/
private $notifyUrl;
/**
* Http Client request body parameter name.
*
* @var string
*/
private $httpBodyParam;
/**
* Default payment action for PayPal.
*
* @var string
*/
private $paymentAction;
/**
* Default locale for PayPal.
*
* @var string
*/
private $locale;
/**
* Validate SSL details when creating HTTP client.
*
* @var bool
*/
private $validateSSL;
/**
* Request type.
*
* @var string
*/
protected $verb = 'post';
/**
* Set curl constants if not defined.
*
* @return void
*/
protected function setCurlConstants()
{
$constants = [
'CURLOPT_SSLVERSION' => 32,
'CURL_SSLVERSION_TLSv1_2' => 6,
'CURLOPT_SSL_VERIFYPEER' => 64,
'CURLOPT_SSLCERT' => 10025,
];
foreach ($constants as $key => $item) {
$this->defineCurlConstant($key, $item);
}
}
/**
* Declare a curl constant.
*
* @param string $key
* @param string $value
*
* @return bool
*/
protected function defineCurlConstant(string $key, string $value)
{
return defined($key) ? true : define($key, $value);
}
/**
* Function to initialize/override Http Client.
*
* @param \GuzzleHttp\Client|null $client
*
* @return void
*/
public function setClient(HttpClient $client = null)
{
if ($client instanceof HttpClient) {
$this->client = $client;
return;
}
$this->client = new HttpClient([
'curl' => $this->httpClientConfig,
]);
}
/**
* Function to set Http Client configuration.
*
* @return void
*/
protected function setHttpClientConfiguration()
{
$this->setCurlConstants();
$this->httpClientConfig = [
CURLOPT_SSLVERSION => CURL_SSLVERSION_TLSv1_2,
CURLOPT_SSL_VERIFYPEER => $this->validateSSL,
];
// Initialize Http Client
$this->setClient();
// Set default values.
$this->setDefaultValues();
// Set PayPal IPN Notification URL
$this->notifyUrl = $this->config['notify_url'];
}
/**
* Set default values for configuration.
*
* @return void
*/
private function setDefaultValues()
{
$paymentAction = empty($this->paymentAction) ? 'Sale' : $this->paymentAction;
$this->paymentAction = $paymentAction;
$locale = empty($this->locale) ? 'en_US' : $this->locale;
$this->locale = $locale;
$validateSSL = empty($this->validateSSL) ? true : $this->validateSSL;
$this->validateSSL = $validateSSL;
$this->show_totals = var_export($this->show_totals, true);
}
/**
* Perform PayPal API request & return response.
*
* @throws \Throwable
*
* @return StreamInterface
*/
private function makeHttpRequest(): StreamInterface
{
try {
return $this->client->{$this->verb}(
$this->apiUrl,
$this->options
)->getBody();
} catch (HttpClientException $e) {
throw new RuntimeException($e->getResponse()->getBody());
}
}
/**
* Function To Perform PayPal API Request.
*
* @param bool $decode
*
* @throws \Throwable
*
* @return array|StreamInterface|string
*/
private function doPayPalRequest(bool $decode = true)
{
try {
$this->apiUrl = collect([$this->config['api_url'], $this->apiEndPoint])->implode('/');
// Perform PayPal HTTP API request.
$response = $this->makeHttpRequest();
return ($decode === false) ? $response->getContents() : Utils::jsonDecode($response, true);
} catch (RuntimeException $t) {
$error = ($decode === false) || (Str::isJson($t->getMessage()) === false) ? $t->getMessage() : Utils::jsonDecode($t->getMessage(), true);
return ['error' => $error];
}
}
}
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