web/lib/Zend/Validate/Between.php
changeset 64 162c1de6545a
parent 19 1c2f13fd785c
child 68 ecaf28ffe26e
equal deleted inserted replaced
63:5b37998e522e 64:162c1de6545a
       
     1 <?php
       
     2 /**
       
     3  * Zend Framework
       
     4  *
       
     5  * LICENSE
       
     6  *
       
     7  * This source file is subject to the new BSD license that is bundled
       
     8  * with this package in the file LICENSE.txt.
       
     9  * It is also available through the world-wide-web at this URL:
       
    10  * http://framework.zend.com/license/new-bsd
       
    11  * If you did not receive a copy of the license and are unable to
       
    12  * obtain it through the world-wide-web, please send an email
       
    13  * to license@zend.com so we can send you a copy immediately.
       
    14  *
       
    15  * @category   Zend
       
    16  * @package    Zend_Validate
       
    17  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
       
    18  * @license    http://framework.zend.com/license/new-bsd     New BSD License
       
    19  * @version    $Id: Between.php 20096 2010-01-06 02:05:09Z bkarwin $
       
    20  */
       
    21 
       
    22 /**
       
    23  * @see Zend_Validate_Abstract
       
    24  */
       
    25 require_once 'Zend/Validate/Abstract.php';
       
    26 
       
    27 /**
       
    28  * @category   Zend
       
    29  * @package    Zend_Validate
       
    30  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
       
    31  * @license    http://framework.zend.com/license/new-bsd     New BSD License
       
    32  */
       
    33 class Zend_Validate_Between extends Zend_Validate_Abstract
       
    34 {
       
    35     /**
       
    36      * Validation failure message key for when the value is not between the min and max, inclusively
       
    37      */
       
    38     const NOT_BETWEEN        = 'notBetween';
       
    39 
       
    40     /**
       
    41      * Validation failure message key for when the value is not strictly between the min and max
       
    42      */
       
    43     const NOT_BETWEEN_STRICT = 'notBetweenStrict';
       
    44 
       
    45     /**
       
    46      * Validation failure message template definitions
       
    47      *
       
    48      * @var array
       
    49      */
       
    50     protected $_messageTemplates = array(
       
    51         self::NOT_BETWEEN        => "'%value%' is not between '%min%' and '%max%', inclusively",
       
    52         self::NOT_BETWEEN_STRICT => "'%value%' is not strictly between '%min%' and '%max%'"
       
    53     );
       
    54 
       
    55     /**
       
    56      * Additional variables available for validation failure messages
       
    57      *
       
    58      * @var array
       
    59      */
       
    60     protected $_messageVariables = array(
       
    61         'min' => '_min',
       
    62         'max' => '_max'
       
    63     );
       
    64 
       
    65     /**
       
    66      * Minimum value
       
    67      *
       
    68      * @var mixed
       
    69      */
       
    70     protected $_min;
       
    71 
       
    72     /**
       
    73      * Maximum value
       
    74      *
       
    75      * @var mixed
       
    76      */
       
    77     protected $_max;
       
    78 
       
    79     /**
       
    80      * Whether to do inclusive comparisons, allowing equivalence to min and/or max
       
    81      *
       
    82      * If false, then strict comparisons are done, and the value may equal neither
       
    83      * the min nor max options
       
    84      *
       
    85      * @var boolean
       
    86      */
       
    87     protected $_inclusive;
       
    88 
       
    89     /**
       
    90      * Sets validator options
       
    91      * Accepts the following option keys:
       
    92      *   'min' => scalar, minimum border
       
    93      *   'max' => scalar, maximum border
       
    94      *   'inclusive' => boolean, inclusive border values
       
    95      *
       
    96      * @param  array|Zend_Config $options
       
    97      * @return void
       
    98      */
       
    99     public function __construct($options)
       
   100     {
       
   101         if ($options instanceof Zend_Config) {
       
   102             $options = $options->toArray();
       
   103         } else if (!is_array($options)) {
       
   104             $options = func_get_args();
       
   105             $temp['min'] = array_shift($options);
       
   106             if (!empty($options)) {
       
   107                 $temp['max'] = array_shift($options);
       
   108             }
       
   109 
       
   110             if (!empty($options)) {
       
   111                 $temp['inclusive'] = array_shift($options);
       
   112             }
       
   113 
       
   114             $options = $temp;
       
   115         }
       
   116 
       
   117         if (!array_key_exists('min', $options) || !array_key_exists('max', $options)) {
       
   118             require_once 'Zend/Validate/Exception.php';
       
   119             throw new Zend_Validate_Exception("Missing option. 'min' and 'max' has to be given");
       
   120         }
       
   121 
       
   122         if (!array_key_exists('inclusive', $options)) {
       
   123             $options['inclusive'] = true;
       
   124         }
       
   125 
       
   126         $this->setMin($options['min'])
       
   127              ->setMax($options['max'])
       
   128              ->setInclusive($options['inclusive']);
       
   129     }
       
   130 
       
   131     /**
       
   132      * Returns the min option
       
   133      *
       
   134      * @return mixed
       
   135      */
       
   136     public function getMin()
       
   137     {
       
   138         return $this->_min;
       
   139     }
       
   140 
       
   141     /**
       
   142      * Sets the min option
       
   143      *
       
   144      * @param  mixed $min
       
   145      * @return Zend_Validate_Between Provides a fluent interface
       
   146      */
       
   147     public function setMin($min)
       
   148     {
       
   149         $this->_min = $min;
       
   150         return $this;
       
   151     }
       
   152 
       
   153     /**
       
   154      * Returns the max option
       
   155      *
       
   156      * @return mixed
       
   157      */
       
   158     public function getMax()
       
   159     {
       
   160         return $this->_max;
       
   161     }
       
   162 
       
   163     /**
       
   164      * Sets the max option
       
   165      *
       
   166      * @param  mixed $max
       
   167      * @return Zend_Validate_Between Provides a fluent interface
       
   168      */
       
   169     public function setMax($max)
       
   170     {
       
   171         $this->_max = $max;
       
   172         return $this;
       
   173     }
       
   174 
       
   175     /**
       
   176      * Returns the inclusive option
       
   177      *
       
   178      * @return boolean
       
   179      */
       
   180     public function getInclusive()
       
   181     {
       
   182         return $this->_inclusive;
       
   183     }
       
   184 
       
   185     /**
       
   186      * Sets the inclusive option
       
   187      *
       
   188      * @param  boolean $inclusive
       
   189      * @return Zend_Validate_Between Provides a fluent interface
       
   190      */
       
   191     public function setInclusive($inclusive)
       
   192     {
       
   193         $this->_inclusive = $inclusive;
       
   194         return $this;
       
   195     }
       
   196 
       
   197     /**
       
   198      * Defined by Zend_Validate_Interface
       
   199      *
       
   200      * Returns true if and only if $value is between min and max options, inclusively
       
   201      * if inclusive option is true.
       
   202      *
       
   203      * @param  mixed $value
       
   204      * @return boolean
       
   205      */
       
   206     public function isValid($value)
       
   207     {
       
   208         $this->_setValue($value);
       
   209 
       
   210         if ($this->_inclusive) {
       
   211             if ($this->_min > $value || $value > $this->_max) {
       
   212                 $this->_error(self::NOT_BETWEEN);
       
   213                 return false;
       
   214             }
       
   215         } else {
       
   216             if ($this->_min >= $value || $value >= $this->_max) {
       
   217                 $this->_error(self::NOT_BETWEEN_STRICT);
       
   218                 return false;
       
   219             }
       
   220         }
       
   221         return true;
       
   222     }
       
   223 
       
   224 }