EVOLUTION-MANAGER

Edit File: view.html.php

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_installer
 *
 * @copyright   Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

JLoader::register('InstallerViewDefault', dirname(__DIR__) . '/default/view.php');

/**
 * Extension Manager Language Install View
 *
 * @since  2.5.7
 */
class InstallerViewLanguages extends InstallerViewDefault
{
	/**
	 * @var object item list
	 */
	protected $items;

/**
	 * @var object pagination information
	 */
	protected $pagination;

/**
	 * @var object model state
	 */
	protected $state;

/**
	 * Display the view.
	 *
	 * @param   null  $tpl  template to display
	 *
	 * @return mixed|void
	 */
	public function display($tpl = null)
	{
		// Get data from the model.
		$this->state         = $this->get('State');
		$this->items         = $this->get('Items');
		$this->pagination    = $this->get('Pagination');
		$this->filterForm    = $this->get('FilterForm');
		$this->activeFilters = $this->get('ActiveFilters');
		$this->installedLang = JLanguageHelper::getInstalledLanguages();

// Check for errors.
		if (count($errors = $this->get('Errors')))
		{
			throw new Exception(implode("\n", $errors), 500);
		}

parent::display($tpl);
	}

/**
	 * Add the page title and toolbar.
	 *
	 * @return void
	 */
	protected function addToolbar()
	{
		$canDo = JHelperContent::getActions('com_installer');
		JToolBarHelper::title(JText::_('COM_INSTALLER_HEADER_' . $this->getName()), 'puzzle install');

if ($canDo->get('core.admin'))
		{
			parent::addToolbar();

// TODO: this help screen will need to be created.
			JToolBarHelper::help('JHELP_EXTENSIONS_EXTENSION_MANAGER_LANGUAGES');
		}
	}
}