/**
* Internal method performing a cURL request
*
* @return (string[]) A 0-indexed array which contains response headers and body
*
* @throws AllopassApiUnavailableRessourceException If cURL call to remote API fails
*/
protected function _curlCall()
{
$url = AllopassApiConf::getInstance()->getNetworkProtocol() . self::HTTP_CONNECTOR;
$url .= AllopassApiConf::getInstance()->getHost() . self::API_PATH . $this->_getPath();
$curl = curl_init();
curl_setopt($curl, CURLOPT_TIMEOUT, AllopassApiConf::getInstance()->getNetworkTimeout());
curl_setopt($curl, CURLOPT_PORT, AllopassApiConf::getInstance()->getNetworkPort());
curl_setopt($curl, CURLOPT_HEADER, true);
curl_setopt($curl, CURLOPT_USERAGENT, self::HTTP_USER_AGENT);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
if ($this->_isHttpPost()) {
curl_setopt($curl, CURLOPT_POST, true);
curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query($this->_parameters, '', '&'));
} else {
$url .= self::HTTP_QUERY_CONNECTOR . http_build_query($this->_parameters, '', '&');
}
curl_setopt($curl, CURLOPT_URL, $url);
$content = @curl_exec($curl);
if (curl_errno($curl) > 0 || $content === false || $content == '') {
throw new AllopassApiUnavailableRessourceException();
}
$headerSize = curl_getinfo($curl, CURLINFO_HEADER_SIZE);
curl_close($curl);
$headers = substr($content, 0, $headerSize - self::HTTP_HEADER_SEPARATOR_SIZE);
$body = substr($content, $headerSize);
return array($headers, $body);
}
/**
* Static method providing a single access-point to the class
*
* @return (AllopassApiConf) The class instance
*/
public static function getInstance()
{
if (self::$_instance === null) {
self::$_instance = new self();
}
return self::$_instance;
}
