|
Server : Apache System : Linux srv.rainic.com 4.18.0-553.47.1.el8_10.x86_64 #1 SMP Wed Apr 2 05:45:37 EDT 2025 x86_64 User : rainic ( 1014) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory : /home/stando/www/wp-content/plugins/duplicator/classes/utilities/ |
Upload File : |
<?php
defined('ABSPATH') || defined('DUPXABSPATH') || exit;
/**
* Validate variables
*
* Standard: PSR-2
* @link http://www.php-fig.org/psr/psr-2
*
* @package Duplicator
* @subpackage classes/utilities
* @copyright (c) 2017, Snapcreek LLC
*
*/
// Exit if accessed directly
if (!defined('DUPLICATOR_VERSION')) {
exit;
}
class DUP_Validator
{
/**
* @var array $patterns
*/
private static $patterns = array(
'fdir' => '/^([a-zA-Z]:[\\\\\/]|\/|\\\\\\\\|\/\/)[^<>\0]+$/',
'ffile' => '/^([a-zA-Z]:[\\\\\/]|\/|\\\\\\\\|\/\/)[^<>\0]+$/',
'fext' => '/^\.?[^\\\\\/*:<>\0?"|\s\.]+$/',
'email' => '/^[a-zA-Z0-9.!#$%&\'*+\/=?^_\`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/',
'empty' => '/^$/',
'nempty' => '/^.+$/',
);
const FILTER_VALIDATE_IS_EMPTY = 'empty';
const FILTER_VALIDATE_NOT_EMPTY = 'nempty';
const FILTER_VALIDATE_FILE = 'ffile';
const FILTER_VALIDATE_FOLDER = 'fdir';
const FILTER_VALIDATE_FILE_EXT = 'fext';
const FILTER_VALIDATE_EMAIL = 'email';
/**
* @var array $errors [ ['key' => string field key,
* 'msg' => error message ] , [] ]
*/
private $errors = array();
/**
*
*/
public function __construct()
{
$this->errors = array();
}
/**
*
*/
public function reset()
{
$this->errors = array();
}
/**
*
* @return bool
*/
public function isSuccess()
{
return empty($this->errors);
}
/**
*
* @return array
*/
public function getErrors()
{
return $this->errors;
}
/**
*
* @return array return errors messages
*/
public function getErrorsMsg()
{
$result = array();
foreach ($this->errors as $err) {
$result[] = $err['msg'];
}
return $result;
}
/**
*
* @param string $format printf format message where %s is the variable content default "%s\n"
* @param bool $echo if false return string
* @return void|string
*/
public function getErrorsFormat($format = "%s\n", $echo = true)
{
$msgs = $this->getErrorsMsg();
ob_start();
foreach ($msgs as $msg) {
printf($format, $msg);
}
if ($echo) {
ob_end_flush();
} else {
return ob_get_clean();
}
}
/**
*
* @param string $key
* @param string $msg
*/
protected function addError($key, $msg)
{
$this->errors[] = array(
'key' => $key,
'msg' => $msg
);
}
/**
* filter_var function wrapper see http://php.net/manual/en/function.filter-var.php
*
* additional options
* valkey => key of field
* errmsg => error message; % s will be replaced with the contents of the variable es. "<b>%s</b> isn't a valid field"
* acc_vals => array of accepted values that skip validation
*
* @param mixed $variable
* @param int $filter
* @param array $options
* @return mixed
*/
public function filter_var($variable, $filter = FILTER_DEFAULT, $options = array())
{
$success = true;
$result = null;
if (isset($options['acc_vals']) && in_array($variable, $options['acc_vals'])) {
return $variable;
}
if ($filter === FILTER_VALIDATE_BOOLEAN) {
$options['flags'] = FILTER_NULL_ON_FAILURE;
$result = filter_var($variable, $filter, $options);
if (is_null($result)) {
$success = false;
}
} else {
$result = filter_var($variable, $filter, $options);
if ($result === false) {
$success = false;
}
}
if (!$success) {
$key = isset($options['valkey']) ? $options['valkey'] : '';
if (isset($options['errmsg'])) {
$msg = sprintf($options['errmsg'], $variable);
} else {
$msg = sprintf('%1$s isn\'t a valid value', $variable);
}
$this->addError($key, $msg);
}
return $result;
}
/**
* validation of predefined regular expressions
*
* @param mixed $variable
* @param string $filter
* @param array $options
* @return type
* @throws Exception
*/
public function filter_custom($variable, $filter, $options = array())
{
if (!isset(self::$patterns[$filter])) {
throw new Exception('Filter not valid');
}
$options = array_merge($options, array(
'options' => array(
'regexp' => self::$patterns[$filter])
)
);
//$options['regexp'] = self::$patterns[$filter];
return $this->filter_var($variable, FILTER_VALIDATE_REGEXP, $options);
}
/**
* it explodes a string with a delimiter and validates every element of the array
*
* @param string $variable
* @param string $delimiter
* @param string $filter
* @param array $options
*/
public function explode_filter_custom($variable, $delimiter, $filter, $options = array())
{
if (empty($variable)) {
return array();
}
$vals = explode($delimiter, trim($variable, $delimiter));
$res = array();
foreach ($vals as $val) {
$res[] = $this->filter_custom($val, $filter, $options);
}
return $res;
}
}