/**
 * A view helper for creating links to files using filelink function.
 *
 * = Examples =
 *
 * <code>
 * {namespace pd=Tx_ProductDownloads_ViewHelpers}
 * <pd:filelink uri="fileadmin/secure/datasheet.pdf" label="Datasheet XY" />
 * </code>
 * <output>
 * <a href="index.php?jumpurl=fileadmin/secure/datasheet.pdf&locationData=1&juSecure=1&juHash=1234567890">Datasheet XY</a>
 * </output>
 *
 * @package product_downloads
 * @license http://www.gnu.org/licenses/lgpl.html GNU Lesser General Public License, version 3 or later
 */
class Tx_ProductDownloads_ViewHelpers_FilelinkViewHelper extends Tx_Fluid_Core_ViewHelper_AbstractViewHelper {
 
	/**
	 * @param string $uri the URI that will be put in the href attribute of the rendered link tag
	 * @param string $label
	 * @return string Rendered link
	 */
	public function render($uri, $label) {
 
		//get filelinkconf from typoscript setup plugin.tx_productdownloads.settings.filelink
		$filelinkconf = $GLOBALS['TSFE']->tmpl->setup['plugin.']['tx_productdownloads.']['settings.']['filelink.'];
 
		if (!is_array($filelinkconf)){
			$filelinkconf = array();
			$filelinkconf['jumpurl'] = 1;
			$filelinkconf['jumpurl.']['secure'] = 1;
			$filelinkconf['icon'] = 1;
			$filelinkconf['icon_link'] = 1;
			$filelinkconf['size'] = 1;
			$filelinkconf['size.']['wrap'] = '&nbsp;|';
			$filelinkconf['size.']['bytes'] = 1;
			$filelinkconf['size.']['bytes.']['labels'] = ' B| KByte| MB| GB';
		}
		//replace the link label with the param $label
		$filelinkconf['labelStdWrap.']['cObject'] = 'TEXT';
		$filelinkconf['labelStdWrap.']['cObject.']['value'] = $label;
 
		$output = $GLOBALS['TSFE']->cObj->filelink($uri,$filelinkconf);
 
		return $output;
	}
}