ext.php

<?php
/**
 *
 * Extension - Pin Post
 *
 * @copyright (c) 2015 kinerity <http://www.acsyste.com>
 * @license       GNU General Public License, version 2 (GPL-2.0)
 *
 */

namespace ruranobe\pinpost;

/**
 * This ext class is optional and can be omitted if left empty.
 * However you can add special (un)installation commands in the
 * methods enable_step(), disable_step() and purge_step(). As it is,
 * these methods are defined in \phpbb\extension\base, which this
 * class extends, but you can overwrite them to give special
 * instructions for those cases.
 */
class ext extends \phpbb\extension\base
{
    /** @var string Require phpBB 3.1.7 due to the use of new events */
    const PHPBB_MIN_VERSION = '3.1.7';

    /**
     * Check whether or not the extension can be enabled.
     * The current phpBB version should meet or exceed
     * the minimum version required by this extension:
     *
     * @return bool
     * @access public
     */
    public function is_enableable()
    {
        $config = $this->container->get('config');
        return phpbb_version_compare($config['version'], self::PHPBB_MIN_VERSION, '>=');
    }
}