/**
* Chama uma servlet e devolve uma string
* @param string $url
* @param string $post string para postar Ex.: var1=val1&var2=val2
* @return string
* @throws Exception
*/
public function getAsString($url, HttpPost $post = null)
{
$ch = curl_init($this->makeUrl($url));
if (!empty($post)) {
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $post->get());
}
curl_setopt($ch, CURLOPT_MUTE, 1);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($ch, CURLOPT_HTTPHEADER, $this->headers);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $this->connectionTimeOut);
curl_setopt($ch, CURLOPT_TIMEOUT, $this->timeOut);
$result = curl_exec($ch);
if (curl_errno($ch)) {
throw new Exception(curl_error($ch), curl_errno($ch));
}
curl_close($ch);
return $result;
}