interface/modules/zend_modules/library/Zend/Ldap/Node/Schema/AbstractItem.php

   1 <?php
   2 /**
   3  * Zend Framework (http://framework.zend.com/)
   4  *
   5  * @link      http://github.com/zendframework/zf2 for the canonical source repository
   6  * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
   7  * @license   http://framework.zend.com/license/new-bsd New BSD License
   8  */
   9
  10 namespace Zend\Ldap\Node\Schema;
  11
  12 use ArrayAccess;
  13 use Countable;
  14 use Zend\Ldap\Exception;
  15
  16 /**
  17  * This class provides a base implementation for managing schema
  18  * items like objectClass and attributeType.
  19  */
  20 abstract class AbstractItem implements ArrayAccess, Countable
  21 {
  22     /**
  23      * The underlying data
  24      *
  25      * @var array
  26      */
  27     protected $data;
  28
  29     /**
  30      * Constructor.
  31      *
  32      * @param array $data
  33      */
  34     public function __construct(array $data)
  35     {
  36         $this->setData($data);
  37     }
  38
  39     /**
  40      * Sets the data
  41      *
  42      * @param  array $data
  43      * @return AbstractItem Provides a fluid interface
  44      */
  45     public function setData(array $data)
  46     {
  47         $this->data = $data;
  48         return $this;
  49     }
  50
  51     /**
  52      * Gets the data
  53      *
  54      * @return array
  55      */
  56     public function getData()
  57     {
  58         return $this->data;
  59     }
  60
  61     /**
  62      * Gets a specific attribute from this item
  63      *
  64      * @param  string $name
  65      * @return mixed
  66      */
  67     public function __get($name)
  68     {
  69         if (array_key_exists($name, $this->data)) {
  70             return $this->data[$name];
  71         }
  72
  73         return null;
  74     }
  75
  76     /**
  77      * Checks whether a specific attribute exists.
  78      *
  79      * @param  string $name
  80      * @return bool
  81      */
  82     public function __isset($name)
  83     {
  84         return (array_key_exists($name, $this->data));
  85     }
  86
  87     /**
  88      * Always throws Zend\Ldap\Exception\BadMethodCallException
  89      * Implements ArrayAccess.
  90      *
  91      * This method is needed for a full implementation of ArrayAccess
  92      *
  93      * @param  string $name
  94      * @param  mixed  $value
  95      * @throws \Zend\Ldap\Exception\BadMethodCallException
  96      */
  97     public function offsetSet($name, $value)
  98     {
  99         throw new Exception\BadMethodCallException();
 100     }
 101
 102     /**
 103      * Gets a specific attribute from this item
 104      *
 105      * @param  string $name
 106      * @return mixed
 107      */
 108     public function offsetGet($name)
 109     {
 110         return $this->__get($name);
 111     }
 112
 113     /**
 114      * Always throws Zend\Ldap\Exception\BadMethodCallException
 115      * Implements ArrayAccess.
 116      *
 117      * This method is needed for a full implementation of ArrayAccess
 118      *
 119      * @param  string $name
 120      * @throws \Zend\Ldap\Exception\BadMethodCallException
 121      */
 122     public function offsetUnset($name)
 123     {
 124         throw new Exception\BadMethodCallException();
 125     }
 126
 127     /**
 128      * Checks whether a specific attribute exists.
 129      *
 130      * @param  string $name
 131      * @return bool
 132      */
 133     public function offsetExists($name)
 134     {
 135         return $this->__isset($name);
 136     }
 137
 138     /**
 139      * Returns the number of attributes.
 140      * Implements Countable
 141      *
 142      * @return int
 143      */
 144     public function count()
 145     {
 146         return count($this->data);
 147     }
 148 }