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Direktori : /home2/selectio/www/mm-tailor-billing/vendor/zendframework/zend-validator/src/ |
Current File : //home2/selectio/www/mm-tailor-billing/vendor/zendframework/zend-validator/src/Ip.php |
<?php /** * Zend Framework (http://framework.zend.com/) * * @link http://github.com/zendframework/zf2 for the canonical source repository * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ namespace Zend\Validator; use Traversable; class Ip extends AbstractValidator { const INVALID = 'ipInvalid'; const NOT_IP_ADDRESS = 'notIpAddress'; /** * @var array */ protected $messageTemplates = [ self::INVALID => 'Invalid type given. String expected', self::NOT_IP_ADDRESS => "The input does not appear to be a valid IP address", ]; /** * Internal options * * @var array */ protected $options = [ 'allowipv4' => true, // Enable IPv4 Validation 'allowipv6' => true, // Enable IPv6 Validation 'allowipvfuture' => false, // Enable IPvFuture Validation 'allowliteral' => true, // Enable IPs in literal format (only IPv6 and IPvFuture) ]; /** * Sets the options for this validator * * @param array|Traversable $options * @throws Exception\InvalidArgumentException If there is any kind of IP allowed or $options is not an array * or Traversable. * @return AbstractValidator */ public function setOptions($options = []) { parent::setOptions($options); if (! $this->options['allowipv4'] && ! $this->options['allowipv6'] && ! $this->options['allowipvfuture']) { throw new Exception\InvalidArgumentException('Nothing to validate. Check your options'); } return $this; } /** * Returns true if and only if $value is a valid IP address * * @param mixed $value * @return bool */ public function isValid($value) { if (! is_string($value)) { $this->error(self::INVALID); return false; } $this->setValue($value); if ($this->options['allowipv4'] && $this->validateIPv4($value)) { return true; } else { if ((bool) $this->options['allowliteral']) { static $regex = '/^\[(.*)\]$/'; if ((bool) preg_match($regex, $value, $matches)) { $value = $matches[1]; } } if (($this->options['allowipv6'] && $this->validateIPv6($value)) || ($this->options['allowipvfuture'] && $this->validateIPvFuture($value)) ) { return true; } } $this->error(self::NOT_IP_ADDRESS); return false; } /** * Validates an IPv4 address * * @param string $value * @return bool */ protected function validateIPv4($value) { if (preg_match('/^([01]{8}\.){3}[01]{8}\z/i', $value)) { // binary format 00000000.00000000.00000000.00000000 $value = bindec(substr($value, 0, 8)) . '.' . bindec(substr($value, 9, 8)) . '.' . bindec(substr($value, 18, 8)) . '.' . bindec(substr($value, 27, 8)); } elseif (preg_match('/^([0-9]{3}\.){3}[0-9]{3}\z/i', $value)) { // octet format 777.777.777.777 $value = (int) substr($value, 0, 3) . '.' . (int) substr($value, 4, 3) . '.' . (int) substr($value, 8, 3) . '.' . (int) substr($value, 12, 3); } elseif (preg_match('/^([0-9a-f]{2}\.){3}[0-9a-f]{2}\z/i', $value)) { // hex format ff.ff.ff.ff $value = hexdec(substr($value, 0, 2)) . '.' . hexdec(substr($value, 3, 2)) . '.' . hexdec(substr($value, 6, 2)) . '.' . hexdec(substr($value, 9, 2)); } $ip2long = ip2long($value); if ($ip2long === false) { return false; } return ($value == long2ip($ip2long)); } /** * Validates an IPv6 address * * @param string $value Value to check against * @return bool True when $value is a valid ipv6 address * False otherwise */ protected function validateIPv6($value) { if (strlen($value) < 3) { return $value == '::'; } if (strpos($value, '.')) { $lastcolon = strrpos($value, ':'); if (! ($lastcolon && $this->validateIPv4(substr($value, $lastcolon + 1)))) { return false; } $value = substr($value, 0, $lastcolon) . ':0:0'; } if (strpos($value, '::') === false) { return preg_match('/\A(?:[a-f0-9]{1,4}:){7}[a-f0-9]{1,4}\z/i', $value); } $colonCount = substr_count($value, ':'); if ($colonCount < 8) { return preg_match('/\A(?::|(?:[a-f0-9]{1,4}:)+):(?:(?:[a-f0-9]{1,4}:)*[a-f0-9]{1,4})?\z/i', $value); } // special case with ending or starting double colon if ($colonCount == 8) { return preg_match('/\A(?:::)?(?:[a-f0-9]{1,4}:){6}[a-f0-9]{1,4}(?:::)?\z/i', $value); } return false; } /** * Validates an IPvFuture address. * * IPvFuture is loosely defined in the Section 3.2.2 of RFC 3986 * * @param string $value Value to check against * @return bool True when $value is a valid IPvFuture address * False otherwise */ protected function validateIPvFuture($value) { /* * ABNF: * IPvFuture = "v" 1*HEXDIG "." 1*( unreserved / sub-delims / ":" ) * unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~" * sub-delims = "!" / "$" / "&" / "'" / "(" / ")" / "*" / "+" / "," * / ";" / "=" */ static $regex = '/^v([[:xdigit:]]+)\.[[:alnum:]\-\._~!\$&\'\(\)\*\+,;=:]+$/'; $result = (bool) preg_match($regex, $value, $matches); /* * "As such, implementations must not provide the version flag for the * existing IPv4 and IPv6 literal address forms described below." */ return ($result && $matches[1] != 4 && $matches[1] != 6); } }