<?php
/**
* @see https://github.com/laminas/laminas-validator for the canonical source repository
* @copyright https://github.com/laminas/laminas-validator/blob/master/COPYRIGHT.md
* @license https://github.com/laminas/laminas-validator/blob/master/LICENSE.md New BSD License
*/
namespace Laminas\Validator;
use Traversable;
class IsInstanceOf extends AbstractValidator
{
const NOT_INSTANCE_OF = 'notInstanceOf';
/**
* Validation failure message template definitions
*
* @var array
*/
protected $messageTemplates = [
self::NOT_INSTANCE_OF => "The input is not an instance of '%className%'",
];
/**
* Additional variables available for validation failure messages
*
* @var array
*/
protected $messageVariables = [
'className' => 'className'
];
/**
* Class name
*
* @var string
*/
protected $className;
/**
* Sets validator options
*
* @param array|Traversable $options
* @throws Exception\InvalidArgumentException
*/
public function __construct($options = null)
{
if ($options instanceof Traversable) {
$options = iterator_to_array($options);
}
// If argument is not an array, consider first argument as class name
if (! is_array($options)) {
$options = func_get_args();
$tmpOptions = [];
$tmpOptions['className'] = array_shift($options);
$options = $tmpOptions;
}
if (! array_key_exists('className', $options)) {
throw new Exception\InvalidArgumentException('Missing option "className"');
}
parent::__construct($options);
}
/**
* Get class name
*
* @return string
*/
public function getClassName()
{
return $this->className;
}
/**
* Set class name
*
* @param string $className
* @return self
*/
public function setClassName($className)
{
$this->className = $className;
return $this;
}
/**
* Returns true if $value is instance of $this->className
*
* @param mixed $value
* @return bool
*/
public function isValid($value)
{
if ($value instanceof $this->className) {
return true;
}
$this->error(self::NOT_INSTANCE_OF);
return false;
}
}