class.ilADTPresentationBridge.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */
 
abstract class ilADTPresentationBridge
{
    protected $adt; // [ilADT]
    protected $decorator; // [String|Array]
    
    public function __construct(ilADT $a_adt)
    {
        $this->setADT($a_adt);
    }
    
    
    //
    // properties
    //
    
    abstract protected function isValidADT(ilADT $a_adt);
    
    protected function setADT(ilADT $a_adt)
    {
        if (!$this->isValidADT($a_adt)) {
            throw new Exception('ADTPresentationBridge Type mismatch.');
        }
        
        $this->adt = $a_adt;
    }
    
    public function getADT()
    {
        return $this->adt;
    }
    
    public function getList()
    {
        return $this->getHTML();
    }
        
    abstract public function getHTML();
    
    abstract public function getSortable();
    
    public function setDecoratorCallBack($a_callback)
    {
        $this->decorator = $a_callback;
    }
    
    protected function decorate($a_value)
    {
        if (is_callable($this->decorator)) {
            $a_value = call_user_func($this->decorator, $a_value);
        }
        return $a_value;
    }
}