class-wpml-super-globals-validation.php
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<?php
class WPML_Super_Globals_Validation {
/**
* @param string $key
* @param int $filter
* @param mixed $options
*
* @return mixed|null
*/
public function get( $key, $filter = FILTER_SANITIZE_FULL_SPECIAL_CHARS, $options = null ) {
return $this->get_value( $key, $_GET, $filter, $options );
}
/**
* @param string $key
* @param int $filter
* @param mixed $options
*
* @return mixed|null
*/
public function post( $key, $filter = FILTER_SANITIZE_FULL_SPECIAL_CHARS, $options = null ) {
return $this->get_value( $key, $_POST, $filter, $options );
}
/**
* @param string $key
* @param array $var
* @param int $filter
* @param mixed $options
*
* @return mixed|null
*/
private function get_value( $key, array $var, $filter = FILTER_SANITIZE_FULL_SPECIAL_CHARS, $options = null ) {
$value = null;
if ( array_key_exists( $key, $var ) ) {
if ( is_array( $var[ $key ] ) ) {
$value = filter_var_array( $var[ $key ], $filter );
} elseif ( null !== $options ) {
$value = filter_var( $var[ $key ], $filter, $options );
} else {
$value = filter_var( $var[ $key ], $filter );
}
}
return $value;
}
}