class.ilADTGroupPresentationBridge.php

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<?php

require_once "Services/ADT/classes/Bridges/class.ilADTPresentationBridge.php";

class ilADTGroupPresentationBridge extends ilADTPresentationBridge
{
        protected $elements; // [array]
        
        protected function isValidADT(ilADT $a_adt)
        {
                return ($a_adt instanceof ilADTGroup);
        }
        
        protected function prepareElements()
        {               
                if(sizeof($this->elements))
                {
                        return;
                }
                
                $this->elements = array();
                $factory = ilADTFactory::getInstance();
                
                // convert ADTs to presentation bridges
                
                foreach($this->getADT()->getElements() as $name => $element)
                {
                        $this->elements[$name] = $factory->getPresentationBridgeForInstance($element);
                }                       
        }
        
        public function getHTML($delimiter = "<br />")
        {
                $res = array();
                
                $this->prepareElements();
                foreach($this->elements as $element)
                {
                        $res[] = $element->getHTML();
                }
                
                if(sizeof($res))
                {
                        return implode($delimiter, $res);
                }
        }
        
        public function getSortable($delimiter = ";")
        {
                $res = array();
                
                $this->prepareElements();
                foreach($this->elements as $element)
                {
                        $res[] = $element->getSortable();
                }
                
                if(sizeof($res))
                {
                        return implode($delimiter, $res);
                }
        }
}

?>