public function getParentTemplateFilename() {

		if(empty($this->parentTemplateFilename)) {
		
			if(preg_match($this->extendRex, $this->bufferInstance->__rawContents, $matches)) {

				$this->parentTemplateFilename = $matches[1];

			}
		}

		return $this->parentTemplateFilename;
		
	}
public function getParentTemplateFilename() {

		if(empty($this->parentTemplateFilename)) {
		
			if(preg_match($this->extendRex, $this->bufferInstance->__rawContents, $matches)) {

				$this->parentTemplateFilename = $matches[1];

			}
		}

		return $this->parentTemplateFilename;
		
	}
public function getParentTemplateFilename ( ) { if ( empty ( $ this -> parentTemplateFilename ) ) { if ( preg_match ( $ this -> extendRex , $ this -> bufferInstance -> __rawContents , $ matches ) ) { $ this -> parentTemplateFilename = $ matches [ 1 ] ; } } return $ this -> parentTemplateFilename ; }
get filename of parent template

@return string
get filename of parent template