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<?php |
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/** |
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* |
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* This file is part of Aura for PHP. |
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* |
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* @license http://opensource.org/licenses/bsd-license.php BSD |
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* |
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*/ |
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namespace Aura\Filter; |
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/** |
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* |
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* A static proxy to a ValueFilter instance. |
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* |
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* @package Aura.Filter |
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* |
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*/ |
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abstract class AbstractStaticFilter |
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{ |
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/** |
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* |
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* The proxied filter instance. |
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* |
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* @var ValueFilter |
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* |
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*/ |
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protected static $instance; |
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/** |
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* |
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* Prevents construction of the static proxy as an instance. |
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* |
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* @codeCoverageIgnore |
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* |
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*/ |
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private function __construct() |
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{ |
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} |
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/** |
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* |
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* Sets the proxied filter instance. |
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* |
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* @param ValueFilter $instance The proxied filter instance. |
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* |
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* @return null |
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* |
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*/ |
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public static function setInstance(ValueFilter $instance) |
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{ |
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if (static::$instance) { |
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$class = get_called_class(); |
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throw new Exception("{$class}::\$instance is already set."); |
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} |
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static::$instance = $instance; |
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} |
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/** |
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* |
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* Validates a value using a rule. |
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* |
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* @param mixed $value The value to validate. |
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* |
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* @param string $rule The rule name. |
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* |
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* @param ...$args Arguments to pass to the rule. |
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* |
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* @return bool True on success, false on failure. |
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* |
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*/ |
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public static function validate($value, $rule) |
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{ |
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if (! static::$instance) { |
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$class = get_called_class(); |
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throw new Exception("{$class}::\$instance not set."); |
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} |
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$args = func_get_args(); |
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return call_user_func_array( |
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array(static::$instance, 'validate'), |
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$args |
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); |
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} |
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/** |
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* |
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* Sanitizes a value in place using a rule. |
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* |
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* @param mixed $value The value to sanitize. |
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* |
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* @param string $rule The rule name. |
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* |
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* @param ...$args Arguments to pass to the rule. |
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* |
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* @return bool True on success, false on failure. |
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* |
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*/ |
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public static function sanitize(&$value, $rule) |
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{ |
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if (! static::$instance) { |
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$class = get_called_class(); |
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throw new Exception("{$class}::\$instance not set."); |
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} |
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$args = func_get_args(); |
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$args[0] = &$value; |
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return call_user_func_array( |
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array(static::$instance, 'sanitize'), |
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$args |
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); |
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} |
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} |
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auraphp /
Aura.Filter
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This check looks from parameters that have been defined for a function or method, but which are not used in the method body.