Memory.php

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<?php

class HTMLPurifier_DefinitionCache_Decorator_Memory extends HTMLPurifier_DefinitionCache_Decorator
{
    protected $definitions;

    public $name = 'Memory';

    public function copy()
    {
        return new HTMLPurifier_DefinitionCache_Decorator_Memory();
    }

    public function add($def, $config)
    {
        $status = parent::add($def, $config);
        if ($status) {
            $this->definitions[$this->generateKey($config)] = $def;
        }
        return $status;
    }

    public function set($def, $config)
    {
        $status = parent::set($def, $config);
        if ($status) {
            $this->definitions[$this->generateKey($config)] = $def;
        }
        return $status;
    }

    public function replace($def, $config)
    {
        $status = parent::replace($def, $config);
        if ($status) {
            $this->definitions[$this->generateKey($config)] = $def;
        }
        return $status;
    }

    public function get($config)
    {
        $key = $this->generateKey($config);
        if (isset($this->definitions[$key])) {
            return $this->definitions[$key];
        }
        $this->definitions[$key] = parent::get($config);
        return $this->definitions[$key];
    }
}

// vim: et sw=4 sts=4