PrestaShopWebservice::executeRequest PHP Method

    protected function executeRequest($url, $curl_params = array())
    {
        $defaultParams = array(CURLOPT_HEADER => TRUE, CURLOPT_RETURNTRANSFER => TRUE, CURLINFO_HEADER_OUT => TRUE, CURLOPT_HTTPAUTH => CURLAUTH_BASIC, CURLOPT_USERPWD => $this->key . ':', CURLOPT_HTTPHEADER => array('Expect:'));
        $session = curl_init($url);
        $curl_options = array();
        foreach ($defaultParams as $defkey => $defval) {
            if (isset($curl_params[$defkey])) {
                $curl_options[$defkey] = $curl_params[$defkey];
            } else {
                $curl_options[$defkey] = $defaultParams[$defkey];
            }
        }
        foreach ($curl_params as $defkey => $defval) {
            if (!isset($curl_options[$defkey])) {
                $curl_options[$defkey] = $curl_params[$defkey];
            }
        }
        curl_setopt_array($session, $curl_options);
        $response = curl_exec($session);
        $index = strpos($response, "\r\n\r\n");
        if ($index === false && $curl_params[CURLOPT_CUSTOMREQUEST] != 'HEAD') {
            throw new PrestaShopWebserviceException('Bad HTTP response');
        }
        $header = substr($response, 0, $index);
        $body = substr($response, $index + 4);
        $headerArrayTmp = explode("\n", $header);
        $headerArray = array();
        foreach ($headerArrayTmp as &$headerItem) {
            $tmp = explode(':', $headerItem);
            $tmp = array_map('trim', $tmp);
            if (count($tmp) == 2) {
                $headerArray[$tmp[0]] = $tmp[1];
            }
        }
        if (array_key_exists('PSWS-Version', $headerArray)) {
            $this->version = $headerArray['PSWS-Version'];
            if (version_compare(PrestaShopWebservice::psCompatibleVersionsMin, $headerArray['PSWS-Version']) == 1 || version_compare(PrestaShopWebservice::psCompatibleVersionsMax, $headerArray['PSWS-Version']) == -1) {
                throw new PrestaShopWebserviceException('This library is not compatible with this version of PrestaShop. Please upgrade/downgrade this library');
            }
        }
        if ($this->debug) {
            $this->printDebug('HTTP REQUEST HEADER', curl_getinfo($session, CURLINFO_HEADER_OUT));
            $this->printDebug('HTTP RESPONSE HEADER', $header);
        }
        $status_code = curl_getinfo($session, CURLINFO_HTTP_CODE);
        if ($status_code === 0) {
            throw new PrestaShopWebserviceException('CURL Error: ' . curl_error($session));
        }
        curl_close($session);
        if ($this->debug) {
            if ($curl_params[CURLOPT_CUSTOMREQUEST] == 'PUT' || $curl_params[CURLOPT_CUSTOMREQUEST] == 'POST') {
                $this->printDebug('XML SENT', urldecode($curl_params[CURLOPT_POSTFIELDS]));
            }
            if ($curl_params[CURLOPT_CUSTOMREQUEST] != 'DELETE' && $curl_params[CURLOPT_CUSTOMREQUEST] != 'HEAD') {
                $this->printDebug('RETURN HTTP BODY', $body);
            }
        }
        return array('status_code' => $status_code, 'response' => $body, 'header' => $header);
    }