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<?php
/**
* This is a PHP library that handles calling reCAPTCHA.
*
* BSD 3-Clause License
* @copyright (c) 2019, Google Inc.
* @link https://www.google.com/recaptcha
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
namespace ReCaptcha\RequestMethod;
/**
* Convenience wrapper around native socket and file functions to allow for
* mocking.
*/
class Socket
{
private $handle = null;
/**
* fsockopen
*
* @see http://php.net/fsockopen
* @param string $hostname
* @param int $port
* @param int $errno
* @param string $errstr
* @param float $timeout
* @return resource
*/
public function fsockopen($hostname, $port = -1, &$errno = 0, &$errstr = '', $timeout = null)
{
$this->handle = fsockopen($hostname, $port, $errno, $errstr, (is_null($timeout) ? ini_get("default_socket_timeout") : $timeout));
if ($this->handle != false && $errno === 0 && $errstr === '') {
return $this->handle;
}
return false;
}
/**
* fwrite
*
* @see http://php.net/fwrite
* @param string $string
* @param int $length
* @return int | bool
*/
public function fwrite($string, $length = null)
{
return fwrite($this->handle, $string, (is_null($length) ? strlen($string) : $length));
}
/**
* fgets
*
* @see http://php.net/fgets
* @param int $length
* @return string
*/
public function fgets($length = null)
{
return fgets($this->handle, $length);
}
/**
* feof
*
* @see http://php.net/feof
* @return bool
*/
public function feof()
{
return feof($this->handle);
}
/**
* fclose
*
* @see http://php.net/fclose
* @return bool
*/
public function fclose()
{
return fclose($this->handle);
}
}
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