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<?php |
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/** |
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* File: AbstractHandler.php |
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* |
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* @author Maciej Sławik <[email protected]> |
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* Github: https://github.com/maciejslawik |
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*/ |
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namespace MSlwk\FreshMail\Handler; |
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use MSlwk\FreshMail\Error\ErrorHandlerInterface; |
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use MSlwk\FreshMail\Exception\Connection\FreshMailConnectionException; |
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/** |
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* Class AbstractHandler |
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* |
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* @package MSlwk\FreshMail\Handler |
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*/ |
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abstract class AbstractHandler |
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{ |
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const API_URL = 'https://api.freshmail.com'; |
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/** |
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* @var ErrorHandlerInterface |
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*/ |
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protected $errorHandler; |
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/** |
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* @var string |
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*/ |
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protected $apiKey; |
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/** |
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* @var string |
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*/ |
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protected $apiSecret; |
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/** |
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* AbstractHandler constructor. |
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* |
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* @param ErrorHandlerInterface $errorHandler |
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* @param string $apiKey |
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* @param string $apiSecret ] |
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*/ |
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public function __construct(ErrorHandlerInterface $errorHandler, string $apiKey, string $apiSecret) |
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{ |
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$this->errorHandler = $errorHandler; |
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$this->apiKey = $apiKey; |
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$this->apiSecret = $apiSecret; |
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} |
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/** |
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* @param string $getData |
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* @param string $jsonData |
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* @return string |
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*/ |
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protected function getAuthorizationHash(string $getData, string $jsonData): string |
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{ |
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return sha1($this->apiKey . $getData . $jsonData . $this->apiSecret); |
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} |
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/** |
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* @param array $getRequestParams |
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* @param array $postRequestParams |
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* @return \stdClass |
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*/ |
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protected function processRequest(array $getRequestParams = [], array $postRequestParams = []): \stdClass |
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{ |
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$apiResponse = $this->sendRequest( |
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$this->generateGetParamsString($getRequestParams), |
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$this->generatePostParamsString($postRequestParams) |
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); |
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$responseObject = json_decode($apiResponse); |
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$this->validate($responseObject); |
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return $responseObject; |
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} |
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/** |
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* @param string $getRequestParamsString |
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* @param string $postRequestParamsString |
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* @return string |
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* @throws FreshMailConnectionException |
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*/ |
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protected function sendRequest(string $getRequestParamsString, string $postRequestParamsString): string |
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{ |
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$headers = [ |
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'Content-Type: application/json', |
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'X-Rest-ApiKey: ' . $this->apiKey, |
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'X-Rest-ApiSign: ' . $this->getAuthorizationHash( |
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$this->getApiEndpoint() . $getRequestParamsString, |
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$postRequestParamsString |
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) |
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]; |
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$curl = curl_init(self::API_URL . $this->getApiEndpoint() . $getRequestParamsString); |
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curl_setopt($curl, CURLOPT_HTTPHEADER, $headers); |
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curl_setopt($curl, CURLOPT_HEADER, true); |
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curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); |
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if ($postRequestParamsString) { |
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curl_setopt($curl, CURLOPT_POSTFIELDS, $postRequestParamsString); |
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curl_setopt($curl, CURLOPT_POST, true); |
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} |
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$rawResponse = curl_exec($curl); |
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$headerSize = curl_getinfo($curl, CURLINFO_HEADER_SIZE); |
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$response = substr($rawResponse, $headerSize); |
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curl_close($curl); |
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return $response; |
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} |
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/** |
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* @param $response |
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* @throws FreshMailConnectionException |
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*/ |
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protected function validate($response) |
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{ |
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if (!$response instanceof \stdClass) { |
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throw new FreshMailConnectionException(); |
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} |
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if ($response->status !== 'OK') { |
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$this->errorHandler->raiseException($response->errors[0]); |
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} |
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} |
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/** |
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* @param array $getParams |
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* @return string |
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*/ |
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private function generateGetParamsString(array $getParams): string |
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{ |
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$requstParamsString = ''; |
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foreach ($getParams as $param) { |
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$requstParamsString .= '/' . $param; |
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} |
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return $requstParamsString; |
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} |
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/** |
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* @param array $postParams |
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* @return string |
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*/ |
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private function generatePostParamsString(array $postParams): string |
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{ |
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if (empty($postParams)) { |
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$requestParamsString = ''; |
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} else { |
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$requestParamsString = json_encode($postParams); |
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} |
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return $requestParamsString; |
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} |
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/** |
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* @return string |
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*/ |
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abstract protected function getApiEndpoint(): string; |
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} |
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maciejslawik /
freshmail
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