CHTTP::HTTPQuery

public function HTTPQuery($method, $url, $postdata = '')
{
	if(is_resource($this->fp))
		$file_pos = ftell($this->fp);

	$this->redirectsMade = 0;

	while (true)
	{
		$this->url = $url;
		$arUrl = $this->ParseURL($url);
		if (!$this->Query($method, $arUrl['host'], $arUrl['port'], $arUrl['path_query'], $postdata, $arUrl['proto']))
		{
			return false;
		}

		if(
			$this->follow_redirect
			&& isset($this->headers['Location'])
			&& $this->headers['Location'] <> ''
		)
		{
			$url = $this->headers['Location'];
			if($this->redirectsMade < $this->redirectMax)
			{
				//When writing to file we have to discard
				//redirect body
				if(is_resource($this->fp))
				{
					/** @noinspection PhpUndefinedVariableInspection */
					ftruncate($this->fp, $file_pos);
					fseek($this->fp, $file_pos, SEEK_SET);
				}
				$this->redirectsMade++;
				continue;
			}
			else
			{
				trigger_error("Maximum number of redirects (".$this->redirectMax.") has been reached at URL ".$url, E_USER_WARNING);
				return false;
			}
		}
		else
		{
			break;
		}
	}
	return true;
}