library/HTMLPurifier/DefinitionCache/Decorator/Memory.php

   1 <?php
   2
   3 /**
   4  * Definition cache decorator class that saves all cache retrievals
   5  * to PHP's memory; good for unit tests or circumstances where
   6  * there are lots of configuration objects floating around.
   7  */
   8 class HTMLPurifier_DefinitionCache_Decorator_Memory extends HTMLPurifier_DefinitionCache_Decorator
   9 {
  10     /**
  11      * @type array
  12      */
  13     protected $definitions;
  14
  15     /**
  16      * @type string
  17      */
  18     public $name = 'Memory';
  19
  20     /**
  21      * @return HTMLPurifier_DefinitionCache_Decorator_Memory
  22      */
  23     public function copy()
  24     {
  25         return new HTMLPurifier_DefinitionCache_Decorator_Memory();
  26     }
  27
  28     /**
  29      * @param HTMLPurifier_Definition $def
  30      * @param HTMLPurifier_Config $config
  31      * @return mixed
  32      */
  33     public function add($def, $config)
  34     {
  35         $status = parent::add($def, $config);
  36         if ($status) {
  37             $this->definitions[$this->generateKey($config)] = $def;
  38         }
  39         return $status;
  40     }
  41
  42     /**
  43      * @param HTMLPurifier_Definition $def
  44      * @param HTMLPurifier_Config $config
  45      * @return mixed
  46      */
  47     public function set($def, $config)
  48     {
  49         $status = parent::set($def, $config);
  50         if ($status) {
  51             $this->definitions[$this->generateKey($config)] = $def;
  52         }
  53         return $status;
  54     }
  55
  56     /**
  57      * @param HTMLPurifier_Definition $def
  58      * @param HTMLPurifier_Config $config
  59      * @return mixed
  60      */
  61     public function replace($def, $config)
  62     {
  63         $status = parent::replace($def, $config);
  64         if ($status) {
  65             $this->definitions[$this->generateKey($config)] = $def;
  66         }
  67         return $status;
  68     }
  69
  70     /**
  71      * @param HTMLPurifier_Config $config
  72      * @return mixed
  73      */
  74     public function get($config)
  75     {
  76         $key = $this->generateKey($config);
  77         if (isset($this->definitions[$key])) {
  78             return $this->definitions[$key];
  79         }
  80         $this->definitions[$key] = parent::get($config);
  81         return $this->definitions[$key];
  82     }
  83 }
  84
  85 // vim: et sw=4 sts=4