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<?php |
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namespace Swaggest\JsonSchema\Constraint; |
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use Swaggest\JsonSchema\Constraint\Format\IdnHostname; |
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use Swaggest\JsonSchema\Constraint\Format\Iri; |
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use Swaggest\JsonSchema\Constraint\Format\Uri; |
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class Format |
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{ |
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const DATE_TIME = 'date-time'; |
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const DATE = 'date'; |
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const TIME = 'time'; |
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const URI = 'uri'; |
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const IRI = 'iri'; |
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const EMAIL = 'email'; |
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const IDN_EMAIL = 'idn-email'; |
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const IPV4 = 'ipv4'; |
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const IPV6 = 'ipv6'; |
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const HOSTNAME = 'hostname'; |
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const IDN_HOSTNAME = 'idn-hostname'; |
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const REGEX = 'regex'; |
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const JSON_POINTER = 'json-pointer'; |
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const RELATIVE_JSON_POINTER = 'relative-json-pointer'; |
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const URI_REFERENCE = 'uri-reference'; |
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const IRI_REFERENCE = 'iri-reference'; |
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const URI_TEMPLATE = 'uri-template'; |
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public static $strictDateTimeValidation = false; |
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private static $dateRegexPart = '(\d{4})-(0[1-9]|1[0-2])-(0[1-9]|[12][0-9]|3[01])'; |
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private static $timeRegexPart = '([01][0-9]|2[0-3]):([0-5][0-9]):([0-5][0-9]|60)(\.[0-9]+)?(Z|(\+|-)([01][0-9]|2[0-3]):?([0-5][0-9])?)?'; |
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private static $jsonPointerRegex = '_^(?:/|(?:/[^/#]*)*)$_'; |
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private static $jsonPointerRelativeRegex = '~^(0|[1-9][0-9]*)((?:/[^/#]*)*)(#?)$~'; |
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private static $jsonPointerUnescapedTilde = '/~([^01]|$)/'; |
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public static function validationError($format, $data) |
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{ |
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switch ($format) { |
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case self::DATE_TIME: |
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return self::dateTimeError($data); |
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case self::DATE: |
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return preg_match('/^' . self::$dateRegexPart . '$/i', $data) ? null : 'Invalid date'; |
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400 |
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case self::TIME: |
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return preg_match('/^' . self::$timeRegexPart . '$/i', $data) ? null : 'Invalid time'; |
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case self::URI: |
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return Uri::validationError($data, Uri::IS_SCHEME_REQUIRED); |
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case self::IRI: |
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return Iri::validationError($data); |
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case self::EMAIL: |
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return filter_var($data, FILTER_VALIDATE_EMAIL) ? null : 'Invalid email'; |
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case self::IDN_EMAIL: |
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return count(explode('@', $data, 3)) === 2 ? null : 'Invalid email'; |
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case self::IPV4: |
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return filter_var($data, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) ? null : 'Invalid ipv4'; |
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case self::IPV6: |
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return filter_var($data, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) ? null : 'Invalid ipv6'; |
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case self::HOSTNAME: |
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if (strlen(rtrim($data, '.')) >= 254) { // Not sure if it should be 254, higher number fails AJV suite. |
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return 'Invalid hostname (too long)'; |
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} |
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return preg_match(Uri::HOSTNAME_REGEX, $data) ? null : 'Invalid hostname'; |
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case self::IDN_HOSTNAME: |
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return IdnHostname::validationError($data); |
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case self::REGEX: |
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return self::regexError($data); |
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case self::JSON_POINTER: |
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return self::jsonPointerError($data); |
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case self::RELATIVE_JSON_POINTER: |
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return self::jsonPointerError($data, true); |
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case self::URI_REFERENCE: |
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return Uri::validationError($data, Uri::IS_URI_REFERENCE); |
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case self::IRI_REFERENCE: |
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return Iri::validationError($data, Uri::IS_URI_REFERENCE); |
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1 |
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case self::URI_TEMPLATE: |
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return Uri::validationError($data, Uri::IS_URI_TEMPLATE); |
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} |
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return null; |
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} |
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public static function dateTimeError($data) |
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{ |
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if (!preg_match('/^' . self::$dateRegexPart . 'T' . self::$timeRegexPart . '$/i', $data)) { |
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return 'Invalid date-time format: ' . $data; |
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} |
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20 |
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if (self::$strictDateTimeValidation) { |
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$dt = date_create($data); |
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if ($dt === false) { |
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return 'Failed to parse date-time: ' . $data; |
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} |
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$isLeapSecond = '6' === $data[17] && ( |
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0 === strpos(substr($data, 5, 5), '12-31') || |
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0 === strpos(substr($data, 5, 5), '06-30') |
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); |
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if (!$isLeapSecond && |
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0 !== stripos($dt->format(DATE_RFC3339), substr($data, 0, 19))) { |
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return 'Invalid date-time value: ' . $data; |
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} |
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} |
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return null; |
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} |
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public static function regexError($data) |
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{ |
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if (substr($data, -2) === '\Z') { |
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return 'Invalid regex: \Z is not supported'; |
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} |
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if (substr($data, 0, 2) === '\A') { |
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return 'Invalid regex: \A is not supported'; |
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} |
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return @preg_match('{' . $data . '}', '') === false ? 'Invalid regex: ' . $data : null; |
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} |
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public static function jsonPointerError($data, $isRelative = false) |
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{ |
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if (preg_match(self::$jsonPointerUnescapedTilde, $data)) { |
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return 'Invalid json-pointer: unescaped ~'; |
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} |
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if ($isRelative) { |
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return preg_match(self::$jsonPointerRelativeRegex, $data) ? null : 'Invalid relative json-pointer'; |
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} else { |
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return preg_match(self::$jsonPointerRegex, $data) ? null : 'Invalid json-pointer'; |
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} |
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} |
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} |
swaggest /
php-json-schema
