-
Notifications
You must be signed in to change notification settings - Fork 356
/
FormatConstraint.php
207 lines (176 loc) · 8.34 KB
/
FormatConstraint.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
<?php
/*
* This file is part of the JsonSchema package.
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace JsonSchema\Constraints;
use JsonSchema\Entity\JsonPointer;
use JsonSchema\Rfc3339;
/**
* Validates against the "format" property
*
* @author Justin Rainbow <[email protected]>
*
* @see http://tools.ietf.org/html/draft-zyp-json-schema-03#section-5.23
*/
class FormatConstraint extends Constraint
{
/**
* {@inheritdoc}
*/
public function check(&$element, $schema = null, JsonPointer $path = null, $i = null)
{
if (!isset($schema->format) || $this->factory->getConfig(self::CHECK_MODE_DISABLE_FORMAT)) {
return;
}
switch ($schema->format) {
case 'date':
if (!$date = $this->validateDateTime($element, 'Y-m-d')) {
$this->addError($path, sprintf('Invalid date %s, expected format YYYY-MM-DD', json_encode($element)), 'format', array('format' => $schema->format));
}
break;
case 'time':
if (!$this->validateDateTime($element, 'H:i:s')) {
$this->addError($path, sprintf('Invalid time %s, expected format hh:mm:ss', json_encode($element)), 'format', array('format' => $schema->format));
}
break;
case 'date-time':
if (null === Rfc3339::createFromString($element)) {
$this->addError($path, sprintf('Invalid date-time %s, expected format YYYY-MM-DDThh:mm:ssZ or YYYY-MM-DDThh:mm:ss+hh:mm', json_encode($element)), 'format', array('format' => $schema->format));
}
break;
case 'utc-millisec':
if (!$this->validateDateTime($element, 'U')) {
$this->addError($path, sprintf('Invalid time %s, expected integer of milliseconds since Epoch', json_encode($element)), 'format', array('format' => $schema->format));
}
break;
case 'regex':
if (!$this->validateRegex($element)) {
$this->addError($path, 'Invalid regex format ' . $element, 'format', array('format' => $schema->format));
}
break;
case 'color':
if (!$this->validateColor($element)) {
$this->addError($path, 'Invalid color', 'format', array('format' => $schema->format));
}
break;
case 'style':
if (!$this->validateStyle($element)) {
$this->addError($path, 'Invalid style', 'format', array('format' => $schema->format));
}
break;
case 'phone':
if (!$this->validatePhone($element)) {
$this->addError($path, 'Invalid phone number', 'format', array('format' => $schema->format));
}
break;
case 'uri':
if (null === filter_var($element, FILTER_VALIDATE_URL, FILTER_NULL_ON_FAILURE)) {
// FILTER_VALIDATE_URL does not conform to RFC-3986, and cannot handle relative URLs, but
// the json-schema spec uses RFC-3986, so need a bit of hackery to properly validate them.
// See https://tools.ietf.org/html/rfc3986#section-4.2 for additional information.
if (substr($element, 0, 2) === '//') { // network-path reference
$validURL = filter_var('scheme:' . $element, FILTER_VALIDATE_URL, FILTER_NULL_ON_FAILURE);
} elseif (substr($element, 0, 1) === '/') { // absolute-path reference
$validURL = filter_var('scheme://host' . $element, FILTER_VALIDATE_URL, FILTER_NULL_ON_FAILURE);
} elseif (strlen($element)) { // relative-path reference
$pathParts = explode('/', $element, 2);
if (strpos($pathParts[0], ':') !== false) {
$validURL = null;
} else {
$validURL = filter_var('scheme://host/' . $element, FILTER_VALIDATE_URL, FILTER_NULL_ON_FAILURE);
}
} else {
$validURL = null;
}
if ($validURL === null) {
$this->addError($path, 'Invalid URL format', 'format', array('format' => $schema->format));
}
}
break;
case 'email':
$filterFlags = FILTER_NULL_ON_FAILURE;
if (defined('FILTER_FLAG_EMAIL_UNICODE')) {
// Only available from PHP >= 7.1.0, so ignore it for coverage checks
$filterFlags |= constant('FILTER_FLAG_EMAIL_UNICODE'); // @codeCoverageIgnore
}
if (null === filter_var($element, FILTER_VALIDATE_EMAIL, $filterFlags)) {
$this->addError($path, 'Invalid email', 'format', array('format' => $schema->format));
}
break;
case 'ip-address':
case 'ipv4':
if (null === filter_var($element, FILTER_VALIDATE_IP, FILTER_NULL_ON_FAILURE | FILTER_FLAG_IPV4)) {
$this->addError($path, 'Invalid IP address', 'format', array('format' => $schema->format));
}
break;
case 'ipv6':
if (null === filter_var($element, FILTER_VALIDATE_IP, FILTER_NULL_ON_FAILURE | FILTER_FLAG_IPV6)) {
$this->addError($path, 'Invalid IP address', 'format', array('format' => $schema->format));
}
break;
case 'host-name':
case 'hostname':
if (!$this->validateHostname($element)) {
$this->addError($path, 'Invalid hostname', 'format', array('format' => $schema->format));
}
break;
default:
// Empty as it should be:
// The value of this keyword is called a format attribute. It MUST be a string.
// A format attribute can generally only validate a given set of instance types.
// If the type of the instance to validate is not in this set, validation for
// this format attribute and instance SHOULD succeed.
// http://json-schema.org/latest/json-schema-validation.html#anchor105
break;
}
}
protected function validateDateTime($datetime, $format)
{
$dt = \DateTime::createFromFormat($format, $datetime);
if (!$dt) {
return false;
}
if ($datetime === $dt->format($format)) {
return true;
}
// handles the case where a non-6 digit microsecond datetime is passed
// which will fail the above string comparison because the passed
// $datetime may be '2000-05-01T12:12:12.123Z' but format() will return
// '2000-05-01T12:12:12.123000Z'
if ((strpos('u', $format) !== -1) && (preg_match('/\.\d+Z$/', $datetime))) {
return true;
}
return false;
}
protected function validateRegex($regex)
{
return false !== @preg_match('/' . $regex . '/u', '');
}
protected function validateColor($color)
{
if (in_array(strtolower($color), array('aqua', 'black', 'blue', 'fuchsia',
'gray', 'green', 'lime', 'maroon', 'navy', 'olive', 'orange', 'purple',
'red', 'silver', 'teal', 'white', 'yellow'))) {
return true;
}
return preg_match('/^#([a-f0-9]{3}|[a-f0-9]{6})$/i', $color);
}
protected function validateStyle($style)
{
$properties = explode(';', rtrim($style, ';'));
$invalidEntries = preg_grep('/^\s*[-a-z]+\s*:\s*.+$/i', $properties, PREG_GREP_INVERT);
return empty($invalidEntries);
}
protected function validatePhone($phone)
{
return preg_match('/^\+?(\(\d{3}\)|\d{3}) \d{3} \d{4}$/', $phone);
}
protected function validateHostname($host)
{
$hostnameRegex = '/^(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])\.)*([A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\-]*[A-Za-z0-9])$/i';
return preg_match($hostnameRegex, $host);
}
}