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<?php
/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
namespace Icinga\Web\Form\Validator;
use Zend_Validate_Abstract;
/**
* Validator that interprets the value as a filepath and checks if it's readable
*
* This validator should be preferred due to Zend_Validate_File_Exists is
* getting confused if there is another element in the form called `name'.
*/
class ReadablePathValidator extends Zend_Validate_Abstract
{
const NOT_READABLE = 'notReadable';
const DOES_NOT_EXIST = 'doesNotExist';
/**
* The messages to write on different error states
*
* @var array
*
* @see Zend_Validate_Abstract::$_messageTemplates‚
*/
protected $_messageTemplates = array(
self::NOT_READABLE => 'Path is not readable',
self::DOES_NOT_EXIST => 'Path does not exist'
);
/**
* Check whether the given value is a readable filepath
*
* @param string $value The value submitted in the form
* @param mixed $context The context of the form
*
* @return bool Whether the value was successfully validated
*/
public function isValid($value, $context = null)
{
if (false === file_exists($value)) {
$this->_error(self::DOES_NOT_EXIST);
return false;
}
if (false === is_readable($value)) {
$this->_error(self::NOT_READABLE);
return false;
}
return true;
}
}
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