daily-scripture-module/script.php

<?php
/*----------------------------------------------------------------------------------|  io.vdm.dev  |----/
			Vast Development Method
/-------------------------------------------------------------------------------------------------------/

    @package    getBible.net

    @created    3rd December, 2015
    @author     Llewellyn van der Merwe <https://getbible.net>
    @git        Get Bible <https://git.vdm.dev/getBible>
    @github     Get Bible <https://github.com/getBible>
    @support    Get Bible <https://git.vdm.dev/getBible/support>
    @copyright  Copyright (C) 2015. All Rights Reserved
    @license    GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html

/------------------------------------------------------------------------------------------------------*/

// No direct access to this file
defined('_JEXEC') or die('Restricted access');

use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Filesystem\File;
use Joomla\CMS\Filesystem\Folder;

/**
 * Dailyscripture script file.
 *
 * @package DailyScripture
 */
class mod_DailyScriptureInstallerScript
{

	/**
	 * Called before any type of action
	 *
	 * @param   string  $route  Which action is happening (install|uninstall|discover_install|update)
	 * @param   Joomla\CMS\Installer\InstallerAdapter  $adapter  The object responsible for running this script
	 *
	 * @return  boolean  True on success
	 */
	public function preflight($route, $adapter)
	{
		// get application
		$app = Factory::getApplication();

		// the default for both install and update
		$jversion = new JVersion();
		if (!$jversion->isCompatible('3.8.0'))
		{
			$app->enqueueMessage('Please upgrade to at least Joomla! 3.8.0 before continuing!', 'error');
			return false;
		}

		if ('install' === $route)
		{
//
		}

		return true;
	}
}