<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_users
 *
 * @copyright   Copyright (C) 2005 - 2013 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 users.
 *
 * @package     Joomla.Administrator
 * @subpackage  com_users
 * @since       1.6
 */
class UsersViewUsers extends JViewLegacy
{
	protected $items;

	protected $pagination;

	protected $state;

	/**
	 * Display the view
	 */
	public function display($tpl = null)
	{
		$this->items		= $this->get('Items');
		$this->pagination	= $this->get('Pagination');
		$this->state		= $this->get('State');

		UsersHelper::addSubmenu('users');

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

		// Include the component HTML helpers.
		JHtml::addIncludePath(JPATH_COMPONENT . '/helpers/html');

		$this->addToolbar();
		$this->sidebar = JHtmlSidebar::render();
		parent::display($tpl);
	}

	/**
	 * Add the page title and toolbar.
	 *
	 * @since   1.6
	 */
	protected function addToolbar()
	{
		$canDo	= UsersHelper::getActions();
		$user 	= JFactory::getUser();

		// Get the toolbar object instance
		$bar = JToolBar::getInstance('toolbar');

		JToolbarHelper::title(JText::_('COM_USERS_VIEW_USERS_TITLE'), 'user');

		if ($canDo->get('core.create'))
		{
			JToolbarHelper::addNew('user.add');
		}
		if ($canDo->get('core.edit'))
		{
			JToolbarHelper::editList('user.edit');
		}

		if ($canDo->get('core.edit.state'))
		{
			JToolbarHelper::divider();
			JToolbarHelper::publish('users.activate', 'COM_USERS_TOOLBAR_ACTIVATE', true);
			JToolbarHelper::unpublish('users.block', 'COM_USERS_TOOLBAR_BLOCK', true);
			JToolbarHelper::custom('users.unblock', 'unblock.png', 'unblock_f2.png', 'COM_USERS_TOOLBAR_UNBLOCK', true);
			JToolbarHelper::divider();
		}

		if ($canDo->get('core.delete'))
		{
			JToolbarHelper::deleteList('', 'users.delete');
			JToolbarHelper::divider();
		}

		// Add a batch button
		if ($user->authorise('core.create', 'com_users') && $user->authorise('core.edit', 'com_users') && $user->authorise('core.edit.state', 'com_users'))
		{
			JHtml::_('bootstrap.modal', 'collapseModal');
			$title = JText::_('JTOOLBAR_BATCH');

			// Instantiate a new JLayoutFile instance and render the batch button
			$layout = new JLayoutFile('joomla.toolbar.batch');

			$dhtml = $layout->render(array('title' => $title));
			$bar->appendButton('Custom', $dhtml, 'batch');
		}

		if ($canDo->get('core.admin'))
		{
			JToolbarHelper::preferences('com_users');
			JToolbarHelper::divider();
		}

		JToolbarHelper::help('JHELP_USERS_USER_MANAGER');

		JHtmlSidebar::setAction('index.php?option=com_users&view=users');

		JHtmlSidebar::addFilter(
			JText::_('COM_USERS_FILTER_STATE'),
			'filter_state',
			JHtml::_('select.options', UsersHelper::getStateOptions(), 'value', 'text', $this->state->get('filter.state'))
		);

		JHtmlSidebar::addFilter(
			JText::_('COM_USERS_FILTER_ACTIVE'),
			'filter_active',
			JHtml::_('select.options', UsersHelper::getActiveOptions(), 'value', 'text', $this->state->get('filter.active'))
		);

		JHtmlSidebar::addFilter(
			JText::_('COM_USERS_FILTER_USERGROUP'),
			'filter_group_id',
			JHtml::_('select.options', UsersHelper::getGroups(), 'value', 'text', $this->state->get('filter.group_id'))
		);

		JHtmlSidebar::addFilter(
			JText::_('COM_USERS_OPTION_FILTER_DATE'),
			'filter_range',
			JHtml::_('select.options', Usershelper::getRangeOptions(), 'value', 'text', $this->state->get('filter.range'))
		);
	}

	/**
	 * Returns an array of fields the table can be sorted by
	 *
	 * @return  array  Array containing the field name to sort by as the key and display text as value
	 *
	 * @since   3.0
	 */
	protected function getSortFields()
	{
		return array(
				'a.name' => JText::_('COM_USERS_HEADING_NAME'),
				'a.username' => JText::_('JGLOBAL_USERNAME'),
				'a.block' => JText::_('COM_USERS_HEADING_ENABLED'),
				'a.activation' => JText::_('COM_USERS_HEADING_ACTIVATED'),
				'a.email' => JText::_('JGLOBAL_EMAIL'),
				'a.lastvisitDate' => JText::_('COM_USERS_HEADING_LAST_VISIT_DATE'),
				'a.registerDate' => JText::_('COM_USERS_HEADING_REGISTRATION_DATE'),
				'a.id' => JText::_('JGRID_HEADING_ID')
		);
	}
}