cakephp/Cake/Database/Type/BinaryType.php

<?php
/**
 * PHP Version 5.4
 *
 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the LICENSE.txt
 * Redistributions of files must retain the above copyright notice.
 *
 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 * @link          http://cakephp.org CakePHP(tm) Project
 * @since         CakePHP(tm) v 3.0.0
 * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
 */
namespace Cake\Database\Type;

use Cake\Database\Driver;
use Cake\Error;
use \PDO;

/**
 * Binary type converter.
 *
 * Use to convert binary data between PHP and the database types.
 */
class BinaryType extends \Cake\Database\Type {

/**
 * Convert binary data into the database format.
 *
 * Binary data is not altered before being inserted into the database.
 * As PDO will handle reading file handles.
 *
 * @param string|resource $value The value to convert.
 * @param Driver $driver The driver instance to convert with.
 * @return string|resource
 */
	public function toDatabase($value, Driver $driver) {
		return $value;
	}

/**
 * Convert binary into resource handles
 *
 * @param null|string|resource $value The value to convert.
 * @param Driver $driver The driver instance to convert with.
 * @return resource
 * @throws Cake\Error\Exception
 */
	public function toPHP($value, Driver $driver) {
		if ($value === null) {
			return null;
		}
		if (is_string($value)) {
			return fopen('data:text/plain;base64,' . base64_encode($value), 'rb');
		}
		if (is_resource($value)) {
			return $value;
		}
		throw new Error\Exception(__d('cake_dev', 'Unable to convert %s into binary.', gettype($value)));
	}

/**
 * Get the correct PDO binding type for Binary data.
 *
 * @param mixed $value The value being bound.
 * @param Driver $driver The driver.
 * @return integer
 */
	public function toStatement($value, Driver $driver) {
		return PDO::PARAM_LOB;
	}

}