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
<?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;
use Zend\Stdlib\ArrayUtils;
use Zend\Stdlib\ErrorHandler;
class Regex extends AbstractValidator
{
const INVALID = 'regexInvalid';
const NOT_MATCH = 'regexNotMatch';
const ERROROUS = 'regexErrorous';
/**
* @var array
*/
protected $messageTemplates = [
self::INVALID => "Invalid type given. String, integer or float expected",
self::NOT_MATCH => "The input does not match against pattern '%pattern%'",
self::ERROROUS => "There was an internal error while using the pattern '%pattern%'",
];
/**
* @var array
*/
protected $messageVariables = [
'pattern' => 'pattern'
];
/**
* Regular expression pattern
*
* @var string
*/
protected $pattern;
/**
* Sets validator options
*
* @param string|array|Traversable $pattern
* @throws Exception\InvalidArgumentException On missing 'pattern' parameter
*/
public function __construct($pattern)
{
if (is_string($pattern)) {
$this->setPattern($pattern);
parent::__construct([]);
return;
}
if ($pattern instanceof Traversable) {
$pattern = ArrayUtils::iteratorToArray($pattern);
}
if (! is_array($pattern)) {
throw new Exception\InvalidArgumentException('Invalid options provided to constructor');
}
if (! array_key_exists('pattern', $pattern)) {
throw new Exception\InvalidArgumentException("Missing option 'pattern'");
}
$this->setPattern($pattern['pattern']);
unset($pattern['pattern']);
parent::__construct($pattern);
}
/**
* Returns the pattern option
*
* @return string
*/
public function getPattern()
{
return $this->pattern;
}
/**
* Sets the pattern option
*
* @param string $pattern
* @throws Exception\InvalidArgumentException if there is a fatal error in pattern matching
* @return Regex Provides a fluent interface
*/
public function setPattern($pattern)
{
ErrorHandler::start();
$this->pattern = (string) $pattern;
$status = preg_match($this->pattern, "Test");
$error = ErrorHandler::stop();
if (false === $status) {
throw new Exception\InvalidArgumentException(
"Internal error parsing the pattern '{$this->pattern}'",
0,
$error
);
}
return $this;
}
/**
* Returns true if and only if $value matches against the pattern option
*
* @param string $value
* @return bool
*/
public function isValid($value)
{
if (! is_string($value) && ! is_int($value) && ! is_float($value)) {
$this->error(self::INVALID);
return false;
}
$this->setValue($value);
ErrorHandler::start();
$status = preg_match($this->pattern, $value);
ErrorHandler::stop();
if (false === $status) {
$this->error(self::ERROROUS);
return false;
}
if (! $status) {
$this->error(self::NOT_MATCH);
return false;
}
return true;
}
}