summaryrefslogtreecommitdiff
path: root/lib/Zend/Validate/Between.php
blob: bb0b7267f4cb4495fedbca2226b938ebcbee2d8a (plain)
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
<?php

/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Validate
 * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id: Between.php 8064 2008-02-16 10:58:39Z thomas $
 */


/**
 * @see Zend_Validate_Abstract
 */
require_once 'Zend/Validate/Abstract.php';


/**
 * @category   Zend
 * @package    Zend_Validate
 * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Validate_Between extends Zend_Validate_Abstract
{
    /**
     * Validation failure message key for when the value is not between the min and max, inclusively
     */
    const NOT_BETWEEN        = 'notBetween';

    /**
     * Validation failure message key for when the value is not strictly between the min and max
     */
    const NOT_BETWEEN_STRICT = 'notBetweenStrict';

    /**
     * Validation failure message template definitions
     *
     * @var array
     */
    protected $_messageTemplates = array(
        self::NOT_BETWEEN        => "'%value%' is not between '%min%' and '%max%', inclusively",
        self::NOT_BETWEEN_STRICT => "'%value%' is not strictly between '%min%' and '%max%'"
    );

    /**
     * Additional variables available for validation failure messages
     *
     * @var array
     */
    protected $_messageVariables = array(
        'min' => '_min',
        'max' => '_max'
    );

    /**
     * Minimum value
     *
     * @var mixed
     */
    protected $_min;

    /**
     * Maximum value
     *
     * @var mixed
     */
    protected $_max;

    /**
     * Whether to do inclusive comparisons, allowing equivalence to min and/or max
     *
     * If false, then strict comparisons are done, and the value may equal neither
     * the min nor max options
     *
     * @var boolean
     */
    protected $_inclusive;

    /**
     * Sets validator options
     *
     * @param  mixed   $min
     * @param  mixed   $max
     * @param  boolean $inclusive
     * @return void
     */
    public function __construct($min, $max, $inclusive = true)
    {
        $this->setMin($min)
             ->setMax($max)
             ->setInclusive($inclusive);
    }

    /**
     * Returns the min option
     *
     * @return mixed
     */
    public function getMin()
    {
        return $this->_min;
    }

    /**
     * Sets the min option
     *
     * @param  mixed $min
     * @return Zend_Validate_Between Provides a fluent interface
     */
    public function setMin($min)
    {
        $this->_min = $min;
        return $this;
    }

    /**
     * Returns the max option
     *
     * @return mixed
     */
    public function getMax()
    {
        return $this->_max;
    }

    /**
     * Sets the max option
     *
     * @param  mixed $max
     * @return Zend_Validate_Between Provides a fluent interface
     */
    public function setMax($max)
    {
        $this->_max = $max;
        return $this;
    }

    /**
     * Returns the inclusive option
     *
     * @return boolean
     */
    public function getInclusive()
    {
        return $this->_inclusive;
    }

    /**
     * Sets the inclusive option
     *
     * @param  boolean $inclusive
     * @return Zend_Validate_Between Provides a fluent interface
     */
    public function setInclusive($inclusive)
    {
        $this->_inclusive = $inclusive;
        return $this;
    }

    /**
     * Defined by Zend_Validate_Interface
     *
     * Returns true if and only if $value is between min and max options, inclusively
     * if inclusive option is true.
     *
     * @param  mixed $value
     * @return boolean
     */
    public function isValid($value)
    {
        $this->_setValue($value);

        if ($this->_inclusive) {
            if ($this->_min > $value || $value > $this->_max) {
                $this->_error(self::NOT_BETWEEN);
                return false;
            }
        } else {
            if ($this->_min >= $value || $value >= $this->_max) {
                $this->_error(self::NOT_BETWEEN_STRICT);
                return false;
            }
        }
        return true;
    }

}