<?php

/**
 * @package     Joomla.Administrator
 * @subpackage  com_admin
 *
 * @copyright   (C) 2008 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Admin\Administrator\View\Sysinfo;

use Exception;
use Joomla\CMS\Access\Exception\NotAllowed;
use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
use Joomla\CMS\Router\Route;
use Joomla\CMS\Session\Session;
use Joomla\CMS\Toolbar\ToolbarHelper;
use Joomla\Component\Admin\Administrator\Model\SysinfoModel;

// phpcs:disable PSR1.Files.SideEffects
\defined('_JEXEC') or die;
// phpcs:enable PSR1.Files.SideEffects

/**
 * Sysinfo View class for the Admin component
 *
 * @since  1.6
 */
class HtmlView extends BaseHtmlView
{
    /**
     * Some PHP settings
     *
     * @var    array
     * @since  1.6
     */
    protected $phpSettings = [];

    /**
     * Config values
     *
     * @var    array
     * @since  1.6
     */
    protected $config = [];

    /**
     * Some system values
     *
     * @var    array
     * @since  1.6
     */
    protected $info = [];

    /**
     * PHP info
     *
     * @var    string
     * @since  1.6
     */
    protected $phpInfo = null;

    /**
     * Information about writable state of directories
     *
     * @var    array
     * @since  1.6
     */
    protected $directory = [];

    /**
     * Execute and display a template script.
     *
     * @param   string  $tpl  The name of the template file to parse; automatically searches through the template paths.
     *
     * @return  void
     *
     * @since   1.6
     *
     * @throws  Exception
     */
    public function display($tpl = null): void
    {
        // Access check.
        if (!$this->getCurrentUser()->authorise('core.admin')) {
            throw new NotAllowed(Text::_('JERROR_ALERTNOAUTHOR'), 403);
        }

        /** @var SysinfoModel $model */
        $model             = $this->getModel();
        $this->phpSettings = $model->getPhpSettings();
        $this->config      = $model->getConfig();
        $this->info        = $model->getInfo();
        $this->phpInfo     = $model->getPHPInfo();
        $this->directory   = $model->getDirectory();

        $this->addToolbar();

        parent::display($tpl);
    }

    /**
     * Setup the Toolbar
     *
     * @return  void
     *
     * @since   1.6
     */
    protected function addToolbar(): void
    {
        ToolbarHelper::title(Text::_('COM_ADMIN_SYSTEM_INFORMATION'), 'info-circle systeminfo');
        ToolbarHelper::link(
            Route::_('index.php?option=com_admin&view=sysinfo&format=text&' . Session::getFormToken() . '=1'),
            'COM_ADMIN_DOWNLOAD_SYSTEM_INFORMATION_TEXT',
            'download'
        );
        ToolbarHelper::link(
            Route::_('index.php?option=com_admin&view=sysinfo&format=json&' . Session::getFormToken() . '=1'),
            'COM_ADMIN_DOWNLOAD_SYSTEM_INFORMATION_JSON',
            'download'
        );
        ToolbarHelper::help('Site_System_Information');
    }
}