1
|
|
|
<?php |
2
|
|
|
/** |
3
|
|
|
* @link http://www.yiiframework.com/ |
4
|
|
|
* @copyright Copyright (c) 2008 Yii Software LLC |
5
|
|
|
* @license http://www.yiiframework.com/license/ |
6
|
|
|
*/ |
7
|
|
|
|
8
|
|
|
namespace yii\validators; |
9
|
|
|
|
10
|
|
|
use Yii; |
11
|
|
|
|
12
|
|
|
/** |
13
|
|
|
* RequiredValidator validates that the specified attribute does not have null or empty value. |
14
|
|
|
* |
15
|
|
|
* @author Qiang Xue <[email protected]> |
16
|
|
|
* @since 2.0 |
17
|
|
|
*/ |
18
|
|
|
class RequiredValidator extends Validator |
19
|
|
|
{ |
20
|
|
|
/** |
21
|
|
|
* @var bool whether to skip this validator if the value being validated is empty. |
22
|
|
|
*/ |
23
|
|
|
public $skipOnEmpty = false; |
24
|
|
|
/** |
25
|
|
|
* @var mixed the desired value that the attribute must have. |
26
|
|
|
* If this is null, the validator will validate that the specified attribute is not empty. |
27
|
|
|
* If this is set as a value that is not null, the validator will validate that |
28
|
|
|
* the attribute has a value that is the same as this property value. |
29
|
|
|
* Defaults to null. |
30
|
|
|
* @see strict |
31
|
|
|
*/ |
32
|
|
|
public $requiredValue; |
33
|
|
|
/** |
34
|
|
|
* @var bool whether the comparison between the attribute value and [[requiredValue]] is strict. |
35
|
|
|
* When this is true, both the values and types must match. |
36
|
|
|
* Defaults to false, meaning only the values need to match. |
37
|
|
|
* Note that when [[requiredValue]] is null, if this property is true, the validator will check |
38
|
|
|
* if the attribute value is null; If this property is false, the validator will call [[isEmpty]] |
39
|
|
|
* to check if the attribute value is empty. |
40
|
|
|
*/ |
41
|
|
|
public $strict = false; |
42
|
|
|
/** |
43
|
|
|
* @var string the user-defined error message. It may contain the following placeholders which |
44
|
|
|
* will be replaced accordingly by the validator: |
45
|
|
|
* |
46
|
|
|
* - `{attribute}`: the label of the attribute being validated |
47
|
|
|
* - `{value}`: the value of the attribute being validated |
48
|
|
|
* - `{requiredValue}`: the value of [[requiredValue]] |
49
|
|
|
*/ |
50
|
|
|
public $message; |
51
|
|
|
|
52
|
|
|
|
53
|
|
|
/** |
54
|
|
|
* @inheritdoc |
55
|
|
|
*/ |
56
|
26 |
|
public function init() |
57
|
|
|
{ |
58
|
26 |
|
parent::init(); |
59
|
26 |
|
if ($this->message === null) { |
60
|
26 |
|
$this->message = $this->requiredValue === null ? Yii::t('yii', '{attribute} cannot be blank.') |
61
|
26 |
|
: Yii::t('yii', '{attribute} must be "{requiredValue}".'); |
62
|
26 |
|
} |
63
|
26 |
|
} |
64
|
|
|
|
65
|
|
|
/** |
66
|
|
|
* @inheritdoc |
67
|
|
|
*/ |
68
|
11 |
|
protected function validateValue($value) |
69
|
|
|
{ |
70
|
11 |
|
if ($this->requiredValue === null) { |
71
|
10 |
|
if ($this->strict && $value !== null || !$this->strict && !$this->isEmpty(is_string($value) ? trim($value) : $value)) { |
72
|
9 |
|
return null; |
73
|
|
|
} |
74
|
6 |
|
} elseif (!$this->strict && $value == $this->requiredValue || $this->strict && $value === $this->requiredValue) { |
75
|
2 |
|
return null; |
76
|
|
|
} |
77
|
6 |
|
if ($this->requiredValue === null) { |
78
|
5 |
|
return [$this->message, []]; |
79
|
|
|
} else { |
80
|
2 |
|
return [$this->message, [ |
81
|
2 |
|
'requiredValue' => $this->requiredValue, |
82
|
2 |
|
]]; |
83
|
|
|
} |
84
|
|
|
} |
85
|
|
|
|
86
|
|
|
/** |
87
|
|
|
* @inheritdoc |
88
|
|
|
*/ |
89
|
|
|
public function clientValidateAttribute($model, $attribute, $view) |
90
|
|
|
{ |
91
|
|
|
ValidationAsset::register($view); |
92
|
|
|
$options = $this->getClientOptions($model, $attribute); |
93
|
|
|
|
94
|
|
|
return 'yii.validation.required(value, messages, ' . json_encode($options, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE) . ');'; |
95
|
|
|
} |
96
|
|
|
|
97
|
|
|
/** |
98
|
|
|
* @inheritdoc |
99
|
|
|
*/ |
100
|
|
|
public function getClientOptions($model, $attribute) |
101
|
|
|
{ |
102
|
|
|
$options = []; |
103
|
|
|
if ($this->requiredValue !== null) { |
104
|
|
|
$options['message'] = Yii::$app->getI18n()->format($this->message, [ |
105
|
|
|
'requiredValue' => $this->requiredValue, |
106
|
|
|
], Yii::$app->language); |
107
|
|
|
$options['requiredValue'] = $this->requiredValue; |
108
|
|
|
} else { |
109
|
|
|
$options['message'] = $this->message; |
110
|
|
|
} |
111
|
|
|
if ($this->strict) { |
112
|
|
|
$options['strict'] = 1; |
113
|
|
|
} |
114
|
|
|
|
115
|
|
|
$options['message'] = Yii::$app->getI18n()->format($options['message'], [ |
116
|
|
|
'attribute' => $model->getAttributeLabel($attribute), |
117
|
|
|
], Yii::$app->language); |
118
|
|
|
|
119
|
|
|
return $options; |
120
|
|
|
} |
121
|
|
|
} |
122
|
|
|
|