globalvar.php

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<?PHP
/**
 * patTemplate function that enables adding global variables
 * from within a template.
 *
 * $Id: Globalvar.php 10381 2008-06-01 03:35:53Z pasamio $
 *
 * @package		patTemplate
 * @subpackage	Functions
 * @author		Sebastian Mordziol <[e-mail]>
 * @author		Stephan Schmidt <[e-mail]>
 */

// Check to ensure this file is within the rest of the framework
defined('JPATH_BASE') or die();

/**
 * patTemplate function that enables adding global variables
 * from within a template.
 *
 * Available attributes:
 *
 * name	 >  name of the variable
 * default  >  default value of the variable
 * hidden   >  whether to output the content of the variable: yes|no
 *
 * $Id: Globalvar.php 10381 2008-06-01 03:35:53Z pasamio $
 *
 * @package		patTemplate
 * @subpackage	Functions
 * @author		Sebastian Mordziol <[e-mail]>
 * @author		Stephan Schmidt <[e-mail]>
 */
class patTemplate_Function_Globalvar extends patTemplate_Function
{
	/**
	* name of the function
	* @access	private
	* @var		string
	*/
	var $_name	=	'Globalvar';

	/**
	* reference to the patTemplate object that instantiated the module
	*
	* @access	protected
	* @var	object
	*/
	var	$_tmpl;

	/**
	* set a reference to the patTemplate object that instantiated the reader
	*
	* @access	public
	* @param	object		patTemplate object
	*/
	function setTemplateReference( &$tmpl )
	{
		$this->_tmpl		=	&$tmpl;
	}

	/**
	* call the function
	*
	* @access	public
	* @param	array	parameters of the function (= attributes of the tag)
	* @param	string	content of the tag
	* @return	string	content to insert into the template
	*/
	function call( $params, $content )
	{
		if( isset( $params['default'] ) )
		{
			$this->_tmpl->addGlobalVar( $params['name'], $params['default'] );
		}

		if( !isset( $params['hidden'] ) )
		{
			$params['hidden'] = 'no';
		}

		if( $params['hidden'] != 'yes' )
			return $this->_tmpl->getOption('startTag').strtoupper($params['name']).$this->_tmpl->getOption('endTag');

		return '';
	}
}
?>