<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_templates
 *
 * @copyright   Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

/**
 * View class for a list of template styles.
 *
 * @package     Joomla.Administrator
 * @subpackage  com_templates
 * @since       1.6
 */
class TemplatesViewTemplates extends JViewLegacy
{
	/**
	 * @var		array
	 * @since	1.6
	 */
	protected $items;

	/**
	 * @var		object
	 * @since	1.6
	 */
	protected $pagination;

	/**
	 * @var		object
	 * @since	1.6
	 */
	protected $state;

	/**
	 * Display the view.
	 *
	 * @param	string
	 *
	 * @return	void
	 * @since	1.6
	 */
	public function display($tpl = null)
	{
		$this->items		= $this->get('Items');
		$this->pagination	= $this->get('Pagination');
		$this->state		= $this->get('State');
		$this->preview		= JComponentHelper::getParams('com_templates')->get('template_positions_display');

		TemplatesHelper::addSubmenu('templates');

		// Check for errors.
		if (count($errors = $this->get('Errors'))) {
			JError::raiseError(500, implode("\n", $errors));
			return false;
		}

		// Check if there are no matching items
		if(!count($this->items)) {
			JFactory::getApplication()->enqueueMessage(
				JText::_('COM_TEMPLATES_MSG_MANAGE_NO_TEMPLATES'),
				'warning'
			);
		}

		$this->addToolbar();
		parent::display($tpl);
	}

	/**
	 * Add the page title and toolbar.
	 *
	 * @return	void
	 * @since	1.6
	 */
	protected function addToolbar()
	{
		$state	= $this->get('State');
		$canDo	= TemplatesHelper::getActions();

		JToolbarHelper::title(JText::_('COM_TEMPLATES_MANAGER_TEMPLATES'), 'thememanager');
		if ($canDo->get('core.admin')) {
			JToolbarHelper::preferences('com_templates');
			JToolbarHelper::divider();
		}
		JToolbarHelper::help('JHELP_EXTENSIONS_TEMPLATE_MANAGER_TEMPLATES');

		JHtmlSidebar::setAction('index.php?option=com_templates&view=templates');

		JHtmlSidebar::addFilter(
			JText::_('JGLOBAL_FILTER_CLIENT'),
			'filter_client_id',
			JHtml::_('select.options', TemplatesHelper::getClientOptions(), 'value', 'text', $this->state->get('filter.client_id'))
		);

		$this->sidebar = JHtmlSidebar::render();
	}
}
