Format::validationError() - Code Metrics - Inspection of "Merge pull request #16 from swaggest/draft-6-7-ajv" - swaggest/php-json-schema - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 8da5f1...2589ae )

by Viacheslav

created 2018-01-21 07:35 UTC

Format::validationError() D

↳ Parent: Format

Complexity

Conditions	25
Paths	25

Size

Total Lines	40
Code Lines	37

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	40
rs	4.7311
c	0
b	0
f	0
cc	25
eloc	37
nc	25
nop	2

How to fix Complexity

<?php

namespace Swaggest\JsonSchema\Constraint;

use Swaggest\JsonSchema\Constraint\Format\IdnHostname;
use Swaggest\JsonSchema\Constraint\Format\Iri;
use Swaggest\JsonSchema\Constraint\Format\Uri;

class Format
{
    const DATE_REGEX_PART = '(\d{4})-(0[1-9]|1[0-2])-(0[1-9]|[12][0-9]|3[01])';
    const TIME_REGEX_PART = '([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]))?';
    /**
     * @see http://stackoverflow.com/a/1420225
     */
    const HOSTNAME_REGEX = '/^
      (?=.{1,255}$)
      [0-9a-z]
      (([0-9a-z]|-){0,61}[0-9a-z])?
      (\.[0-9a-z](?:(?:[0-9a-z]|-){0,61}[0-9a-z])?)*
      \.?
    $/ix';

    const JSON_POINTER_REGEX = '_^(?:/|(?:/[^/#]*)*)$_';
    const JSON_POINTER_RELATIVE_REGEX = '~^(0|[1-9][0-9]*)((?:/[^/#]*)*)(#?)$~';
    const JSON_POINTER_UNESCAPED_TILDE = '/~([^01]|$)/';

    public static function validationError($format, $data)
    {
        switch ($format) {
            case 'date-time':
                return self::dateTimeError($data);
            case 'date':
                return preg_match('/^' . self::DATE_REGEX_PART . '$/i', $data) ? null : 'Invalid date';
            case 'time':
                return preg_match('/^' . self::TIME_REGEX_PART . '$/i', $data) ? null : 'Invalid time';
            case 'uri':
                return Uri::validationError($data, Uri::IS_SCHEME_REQUIRED);
            case 'iri':
                return Iri::validationError($data);
            case 'email':
                return filter_var($data, FILTER_VALIDATE_EMAIL) ? null : 'Invalid email';
            case 'idn-email':
                return count(explode('@', $data, 3)) === 2 ? null : 'Invalid email';
            case 'ipv4':
                return filter_var($data, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) ? null : 'Invalid ipv4';
            case 'ipv6':
                return filter_var($data, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) ? null : 'Invalid ipv6';
            case 'hostname':
                return preg_match(self::HOSTNAME_REGEX, $data) ? null : 'Invalid hostname';
            case 'idn-hostname':
                return IdnHostname::validationError($data);
            case 'regex':
                return self::regexError($data);
            case 'json-pointer':
                return self::jsonPointerError($data);
            case 'relative-json-pointer':
                return self::jsonPointerError($data, true);
            case 'uri-reference':
                return Uri::validationError($data, Uri::IS_URI_REFERENCE);
            case 'iri-reference':
                return Iri::validationError($data, Uri::IS_URI_REFERENCE);
            case 'uri-template':
                return Uri::validationError($data, Uri::IS_URI_TEMPLATE);
        }
        return null;
    }

    public static function dateTimeError($data)
    {
        return preg_match('/^' . self::DATE_REGEX_PART . 'T' . self::TIME_REGEX_PART . '$/i', $data)
            ? null
            : 'Invalid date-time: ' . $data;
    }

    public static function regexError($data)
    {
        if (substr($data, -2) === '\Z') {
            return 'Invalid regex: \Z is not supported';
        }
        if (substr($data, 0, 2) === '\A') {
            return 'Invalid regex: \A is not supported';
        }


        $d = null;
        foreach (array('/', '_', '~', '#', '!', '%', '`', '=') as $delimiter) {
            if (strpos($data, $delimiter) === false) {
                $d = $delimiter;
                break;
            }
        }
        return @preg_match($d . $data . $d, '') === false ? 'Invalid regex: ' . $data : null;
    }

    public static function jsonPointerError($data, $isRelative = false)
    {
        if (preg_match(self::JSON_POINTER_UNESCAPED_TILDE, $data)) {
            return 'Invalid json-pointer: unescaped ~';
        }
        if ($isRelative) {
            return preg_match(self::JSON_POINTER_RELATIVE_REGEX, $data) ? null : 'Invalid relative json-pointer';
        } else {
            return preg_match(self::JSON_POINTER_REGEX, $data) ? null : 'Invalid json-pointer';
        }
    }
}

1			<?php
2
3			namespace Swaggest\JsonSchema\Constraint;
4
5			use Swaggest\JsonSchema\Constraint\Format\IdnHostname;
6			use Swaggest\JsonSchema\Constraint\Format\Iri;
7			use Swaggest\JsonSchema\Constraint\Format\Uri;
8
9			class Format
10			{
11			const DATE_REGEX_PART = '(\d{4})-(0[1-9]\|1[0-2])-(0[1-9]\|[12][0-9]\|3[01])';
12			const TIME_REGEX_PART = '([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]))?';
13			/**
14			* @see http://stackoverflow.com/a/1420225
15			*/
16			const HOSTNAME_REGEX = '/^
17			(?=.{1,255}$)
18			[0-9a-z]
19			(([0-9a-z]\|-){0,61}[0-9a-z])?
20			(\.[0-9a-z](?:(?:[0-9a-z]\|-){0,61}[0-9a-z])?)*
21			\.?
22			$/ix';
23
24			const JSON_POINTER_REGEX = '_^(?:/\|(?:/[^/#]))$_';
25			const JSON_POINTER_RELATIVE_REGEX = '~^(0\|[1-9][0-9])((?:/[^/#])*)(#?)$~';
26			const JSON_POINTER_UNESCAPED_TILDE = '/~([^01]\|$)/';
27
28			public static function validationError($format, $data)
29			{
30			switch ($format) {
31			case 'date-time':
32			return self::dateTimeError($data);
33			case 'date':
34			return preg_match('/^' . self::DATE_REGEX_PART . '$/i', $data) ? null : 'Invalid date';
35			case 'time':
36			return preg_match('/^' . self::TIME_REGEX_PART . '$/i', $data) ? null : 'Invalid time';
37			case 'uri':
38			return Uri::validationError($data, Uri::IS_SCHEME_REQUIRED);
39			case 'iri':
40			return Iri::validationError($data);
41			case 'email':
42			return filter_var($data, FILTER_VALIDATE_EMAIL) ? null : 'Invalid email';
43			case 'idn-email':
44			return count(explode('@', $data, 3)) === 2 ? null : 'Invalid email';
45			case 'ipv4':
46			return filter_var($data, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) ? null : 'Invalid ipv4';
47			case 'ipv6':
48			return filter_var($data, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) ? null : 'Invalid ipv6';
49			case 'hostname':
50			return preg_match(self::HOSTNAME_REGEX, $data) ? null : 'Invalid hostname';
51			case 'idn-hostname':
52			return IdnHostname::validationError($data);
53			case 'regex':
54			return self::regexError($data);
55			case 'json-pointer':
56			return self::jsonPointerError($data);
57			case 'relative-json-pointer':
58			return self::jsonPointerError($data, true);
59			case 'uri-reference':
60			return Uri::validationError($data, Uri::IS_URI_REFERENCE);
61			case 'iri-reference':
62			return Iri::validationError($data, Uri::IS_URI_REFERENCE);
63			case 'uri-template':
64			return Uri::validationError($data, Uri::IS_URI_TEMPLATE);
65			}
66			return null;
67			}
68
69			public static function dateTimeError($data)
70			{
71			return preg_match('/^' . self::DATE_REGEX_PART . 'T' . self::TIME_REGEX_PART . '$/i', $data)
72			? null
73			: 'Invalid date-time: ' . $data;
74			}
75
76			public static function regexError($data)
77			{
78			if (substr($data, -2) === '\Z') {
79			return 'Invalid regex: \Z is not supported';
80			}
81			if (substr($data, 0, 2) === '\A') {
82			return 'Invalid regex: \A is not supported';
83			}
84
85
86			$d = null;
87			foreach (array('/', '_', '~', '#', '!', '%', '`', '=') as $delimiter) {
88			if (strpos($data, $delimiter) === false) {
89			$d = $delimiter;
90			break;
91			}
92			}
93			return @preg_match($d . $data . $d, '') === false ? 'Invalid regex: ' . $data : null;
94			}
95
96			public static function jsonPointerError($data, $isRelative = false)
97			{
98			if (preg_match(self::JSON_POINTER_UNESCAPED_TILDE, $data)) {
99			return 'Invalid json-pointer: unescaped ~';
100			}
101			if ($isRelative) {
102			return preg_match(self::JSON_POINTER_RELATIVE_REGEX, $data) ? null : 'Invalid relative json-pointer';
103			} else {
104			return preg_match(self::JSON_POINTER_REGEX, $data) ? null : 'Invalid json-pointer';
105			}
106			}
107			}

swaggest / php-json-schema

Push — master ( 8da5f1...2589ae )

Format::validationError() D

Complexity

Size

Duplication

Importance

How to fix Complexity

Long Method

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