/pdf/code/trunk/administrator/components/com_artofpdf/helpers/artofpdf.php

<?php
/**
 * @version		$Id: artofpdf.php 320 2010-10-18 01:03:30Z eddieajau $
 * @package		NewLifeInIT
 * @subpackage	com_artofpdf
 * @copyright	Copyright 2010 New Life in IT Pty Ltd. All rights reserved.
 * @license		GNU General Public License version 2 or later.
 * @link		http://www.theartofjoomla.com
 */

// No direct access
defined('_JEXEC') or die;

/**
 * ArtofPdf display helper.
 *
 * @package		NewLifeInIT
 * @subpackage	com_artofpdf
 * @since		1.0
 */
class ArtofPdfHelper
{
	/**
	 * Configure the Linkbar.
	 *
	 * @param	string	The name of the active view.
	 *
	 * @return	void
	 * @since	1.6
	 */
	public static function addSubmenu($vName)
	{
		JSubMenuHelper::addEntry(
			JText::_('COM_ARTOFPDF_PDFS_SUBMENU'),
			'index.php?option=com_artofpdf&view=pdfs',
			$vName == 'pdfs'
		);
	}

	/**
	 * Get any pdf directives from content keywords.
	 *
	 * @param	string	$keywords	The meta keywords for the content.
	 *
	 * @return	array
	 * @since	1.0.1
	 */
	public function getDirectives($keywords)
	{
		$result	= array();
		$words	= preg_split('#\s*,\s*#', $keywords);

		foreach ($words as $word)
		{
			if (preg_match('#^pdf-(.*)#i', $word, $m)) {
				$result[] = $m[1];
			}
		}

		return $result;
	}
}