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114 lines (100 loc) 路 2.12 KB
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<?php
namespace Appwrite\Network\Validator;
use Exception;
use Utopia\Validator;
/**
* IP
*
* Validate that an variable is a valid IP address
*
* @package Utopia\Validator
*/
class IP extends Validator
{
public const ALL = 'all';
public const V4 = 'ipv4';
public const V6 = 'ipv6';
/**
* @var string
*/
protected $type = self::ALL;
/**
* Constructor
*
* Set a the type of IP check.
*
* @param string $type
*/
public function __construct(string $type = self::ALL)
{
if (!in_array($type, [self::ALL, self::V4, self::V6])) {
throw new Exception('Unsupported IP type');
}
$this->type = $type;
}
/**
* Get Description
*
* Returns validator description
*
* @return string
*/
public function getDescription()
{
return 'Value must be a valid IP address';
}
/**
* Is valid
*
* Validation will pass when $value is valid IP address.
*
* @param mixed $value
* @return bool
*/
public function isValid($value)
{
switch ($this->type) {
case self::ALL:
if (\filter_var($value, FILTER_VALIDATE_IP)) {
return true;
}
break;
case self::V4:
if (\filter_var($value, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)) {
return true;
}
break;
case self::V6:
if (\filter_var($value, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6)) {
return true;
}
break;
default:
return false;
break;
}
return false;
}
/**
* Is array
*
* Function will return true if object is array.
*
* @return bool
*/
public function isArray(): bool
{
return false;
}
/**
* Get Type
*
* Returns validator type.
*
* @return string
*/
public function getType(): string
{
return self::TYPE_STRING;
}
}