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<?php
use \Sarciszewski\PHPFuture as Future;
spl_autoload_register(function ($class) {
// project-specific namespace prefix
$prefix = 'Sarciszewski\\PHPFuture\\';
// base directory for the namespace prefix
$base_dir = __DIR__ . '/src/';
// does the class use the namespace prefix?
$len = strlen($prefix);
if (strncmp($prefix, $class, $len) !== 0) {
// no, move to the next registered autoloader
return;
}
// get the relative class name
$relative_class = substr($class, $len);
// replace the namespace prefix with the base directory, replace namespace
// separators with directory separators in the relative class name, append
// with .php
$file = $base_dir . str_replace('\\', '/', $relative_class) . '.php';
// if the file exists, require it
if (file_exists($file)) {
require $file;
}
});
if (!interface_exists('JsonSerializable')) {
/**
* From PHP 5.4
*
* @ref http://us3.php.net/manual/en/class.jsonserializable.php
*/
interface JsonSerializable
{
public function jsonSerialize();
}
}
if (!interface_exists('SessionHandlerInterface')) {
/**
* From PHP 5.4
*
* @ref http://php.net/manual/en/class.sessionhandlerinterface.php
*/
interface SessionHandlerInterface
{
public function close();
public function destroy($session_id);
public function gc($maxlifetime);
public function open($save_path, $name);
public function read($session_id);
public function write($session_id, $session_data);
}
}
if (!function_exists('array_column')) {
/**
* Get the boolean value of a variable
*/
function array_column(array $array, $column_key, $index_key = null)
{
return Future\Utility::arrayColumn($array, $column_key, $index_key);
}
}
if (!function_exists('boolval')) {
/**
* Get the boolean value of a variable
*/
function boolval($mixed_var)
{
return !!$mixed_var;
}
}
if (!function_exists('hex2bin')) {
/**
* From PHP 5.4
*
* @ref https://php.net/hex2bin
*
* @param string $data
*
* @return string
*/
function hex2bin($data)
{
return Future\Utility::hexToBin($data);
}
}
if (!function_exists('hash_equals')) {
/**
* From PHP 5.6
*
* @ref https://php.net/hash_equals
*
* @param string $known_string
* @param string $user_string
*
* @return boolean
*/
function hash_equals($known_string, $user_string)
{
return Future\Security::hashEquals(
$known_string,
$user_string
);
}
}
if (!function_exists('hash_pbkdf2')) {
/**
* From PHP 5.5
*
* @ref https://php.net/hash_pbkdf2
*
* @param string $algo
* @param string $password
* @param string $salt
* @param int $iterations
* @param int $length
* @param boolean $raw_output
*
* @return string
*/
function hash_pbkdf2($algo, $password, $salt, $iterations, $length = 0, $raw_output = false)
{
$key = Future\Security::pbkdf2(
$algo,
$password,
$salt,
$iterations,
$length
);
if ($raw_output) {
return bin2hex($key);
}
return $key;
}
}
if (!function_exists('getimagesizefromstring')) {
/**
* From PHP 5.4
*
* @ref https://php.net/getimagesizefromstring
*
* @param string $imagedata
* @param &array $imageinfo
*
* @return array
*/
function getimagesizefromstring($imagedata, &$imageinfo = null)
{
if ($imageinfo !== null) {
return Future\Image::imageSizeFromString($imagedata, $imageinfo);
}
return Future\Image::imageSizeFromString($imagedata);
}
}
if (!function_exists('openssl_pbkdf2')) {
/**
* From PHP 5.5
*
* @ref https://php.net/openssl_pbkdf2
*
* @param string $password
* @param string $salt
* @param int $length
* @param int $iterations
* @param string $algo
*
* @return string
*/
function openssl_pbkdf2($password, $salt, $length, $iterations, $algo = 'sha1')
{
$key = Future\Security::pbkdf2(
$algo,
$password,
$salt,
$iterations,
$length
);
return $key;
}
}