web/lib/Zend/Validate/Barcode.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: Barcode.php 22668 2010-07-25 14:50:46Z thomas $
       
    20  */
       
    21 
       
    22 /**
       
    23  * @see Zend_Validate_Abstract
       
    24  */
       
    25 require_once 'Zend/Validate/Abstract.php';
       
    26 
       
    27 /**
       
    28  * @see Zend_Loader
       
    29  */
       
    30 require_once 'Zend/Loader.php';
       
    31 
       
    32 /**
       
    33  * @category   Zend
       
    34  * @package    Zend_Validate
       
    35  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
       
    36  * @license    http://framework.zend.com/license/new-bsd     New BSD License
       
    37  */
       
    38 class Zend_Validate_Barcode extends Zend_Validate_Abstract
       
    39 {
       
    40     const INVALID        = 'barcodeInvalid';
       
    41     const FAILED         = 'barcodeFailed';
       
    42     const INVALID_CHARS  = 'barcodeInvalidChars';
       
    43     const INVALID_LENGTH = 'barcodeInvalidLength';
       
    44 
       
    45     protected $_messageTemplates = array(
       
    46         self::FAILED         => "'%value%' failed checksum validation",
       
    47         self::INVALID_CHARS  => "'%value%' contains invalid characters",
       
    48         self::INVALID_LENGTH => "'%value%' should have a length of %length% characters",
       
    49         self::INVALID        => "Invalid type given. String expected",
       
    50     );
       
    51 
       
    52     /**
       
    53      * Additional variables available for validation failure messages
       
    54      *
       
    55      * @var array
       
    56      */
       
    57     protected $_messageVariables = array(
       
    58         'length' => '_length'
       
    59     );
       
    60 
       
    61     /**
       
    62      * Length for the set subtype
       
    63      *
       
    64      * @var integer
       
    65      */
       
    66     protected $_length;
       
    67 
       
    68     /**
       
    69      * Barcode adapter
       
    70      *
       
    71      * @var Zend_Validate_Barcode_BarcodeAdapter
       
    72      */
       
    73     protected $_adapter;
       
    74 
       
    75     /**
       
    76      * Generates the standard validator object
       
    77      *
       
    78      * @param  string|Zend_Config|
       
    79      *         Zend_Validate_Barcode_BarcodeAdapter $adapter Barcode adapter to use
       
    80      * @return void
       
    81      * @throws Zend_Validate_Exception
       
    82      */
       
    83     public function __construct($adapter)
       
    84     {
       
    85         if ($adapter instanceof Zend_Config) {
       
    86             $adapter = $adapter->toArray();
       
    87         }
       
    88 
       
    89         $options  = null;
       
    90         $checksum = null;
       
    91         if (is_array($adapter)) {
       
    92             if (array_key_exists('options', $adapter)) {
       
    93                 $options = $adapter['options'];
       
    94             }
       
    95 
       
    96             if (array_key_exists('checksum', $adapter)) {
       
    97                 $checksum = $adapter['checksum'];
       
    98             }
       
    99 
       
   100             if (array_key_exists('adapter', $adapter)) {
       
   101                 $adapter = $adapter['adapter'];
       
   102             } else {
       
   103                 require_once 'Zend/Validate/Exception.php';
       
   104                 throw new Zend_Validate_Exception("Missing option 'adapter'");
       
   105             }
       
   106         }
       
   107 
       
   108         $this->setAdapter($adapter, $options);
       
   109         if ($checksum !== null) {
       
   110             $this->setChecksum($checksum);
       
   111         }
       
   112     }
       
   113 
       
   114     /**
       
   115      * Returns the set adapter
       
   116      *
       
   117      * @return Zend_Validate_Barcode_BarcodeAdapter
       
   118      */
       
   119     public function getAdapter()
       
   120     {
       
   121         return $this->_adapter;
       
   122     }
       
   123 
       
   124     /**
       
   125      * Sets a new barcode adapter
       
   126      *
       
   127      * @param  string|Zend_Validate_Barcode $adapter Barcode adapter to use
       
   128      * @param  array  $options Options for this adapter
       
   129      * @return void
       
   130      * @throws Zend_Validate_Exception
       
   131      */
       
   132     public function setAdapter($adapter, $options = null)
       
   133     {
       
   134         $adapter = ucfirst(strtolower($adapter));
       
   135         require_once 'Zend/Loader.php';
       
   136         if (Zend_Loader::isReadable('Zend/Validate/Barcode/' . $adapter. '.php')) {
       
   137             $adapter = 'Zend_Validate_Barcode_' . $adapter;
       
   138         }
       
   139 
       
   140         if (!class_exists($adapter)) {
       
   141             Zend_Loader::loadClass($adapter);
       
   142         }
       
   143 
       
   144         $this->_adapter = new $adapter($options);
       
   145         if (!$this->_adapter instanceof Zend_Validate_Barcode_AdapterInterface) {
       
   146             require_once 'Zend/Validate/Exception.php';
       
   147             throw new Zend_Validate_Exception(
       
   148                 "Adapter " . $adapter . " does not implement Zend_Validate_Barcode_AdapterInterface"
       
   149             );
       
   150         }
       
   151 
       
   152         return $this;
       
   153     }
       
   154 
       
   155     /**
       
   156      * Returns the checksum option
       
   157      *
       
   158      * @return boolean
       
   159      */
       
   160     public function getChecksum()
       
   161     {
       
   162         return $this->getAdapter()->getCheck();
       
   163     }
       
   164 
       
   165     /**
       
   166      * Sets the checksum option
       
   167      *
       
   168      * @param  boolean $checksum
       
   169      * @return Zend_Validate_Barcode
       
   170      */
       
   171     public function setChecksum($checksum)
       
   172     {
       
   173         $this->getAdapter()->setCheck($checksum);
       
   174         return $this;
       
   175     }
       
   176 
       
   177     /**
       
   178      * Defined by Zend_Validate_Interface
       
   179      *
       
   180      * Returns true if and only if $value contains a valid barcode
       
   181      *
       
   182      * @param  string $value
       
   183      * @return boolean
       
   184      */
       
   185     public function isValid($value)
       
   186     {
       
   187         if (!is_string($value)) {
       
   188             $this->_error(self::INVALID);
       
   189             return false;
       
   190         }
       
   191 
       
   192         $this->_setValue($value);
       
   193         $adapter       = $this->getAdapter();
       
   194         $this->_length = $adapter->getLength();
       
   195         $result        = $adapter->checkLength($value);
       
   196         if (!$result) {
       
   197             if (is_array($this->_length)) {
       
   198                 $temp = $this->_length;
       
   199                 $this->_length = "";
       
   200                 foreach($temp as $length) {
       
   201                     $this->_length .= "/";
       
   202                     $this->_length .= $length;
       
   203                 }
       
   204 
       
   205                 $this->_length = substr($this->_length, 1);
       
   206             }
       
   207 
       
   208             $this->_error(self::INVALID_LENGTH);
       
   209             return false;
       
   210         }
       
   211 
       
   212         $result = $adapter->checkChars($value);
       
   213         if (!$result) {
       
   214             $this->_error(self::INVALID_CHARS);
       
   215             return false;
       
   216         }
       
   217 
       
   218         if ($this->getChecksum()) {
       
   219             $result = $adapter->checksum($value);
       
   220             if (!$result) {
       
   221                 $this->_error(self::FAILED);
       
   222                 return false;
       
   223             }
       
   224         }
       
   225 
       
   226         return true;
       
   227     }
       
   228 }