lifterlms-labs.php

<?php
/**
 * Main LifterLMS Labs file
 *
 * @package LifterLMS_Labs
 *
 * @since 1.0.0
 * @version 1.0.0
 *
 * Plugin Name: LifterLMS Labs
 * Plugin URI: https://lifterlms.com/
 * Description: A collection of experimental, conceptual, and possibly silly features which improve and enhance the functionality of the LifterLMS core.
 * Version: 1.8.1
 * Author: LifterLMS
 * Author URI: https://lifterlms.com
 * Text Domain: lifterlms-labs
 * Domain Path: /i18n
 * License: GPLv3
 * License URI: http://www.gnu.org/licenses/gpl-3.0.html
 * Requires at least: 5.3
 * Tested up to: 6.7
 */

defined( 'ABSPATH' ) || exit;

/**
 * LifterLMS Labs Main Class.
 *
 * @since 1.0.0
 */
final class LifterLMS_Labs {

	/**
	 * Plugin version.
	 *
	 * @var string
	 */
	public $version = '1.8.1';

	/**
	 * Singleton Instance.
	 *
	 * @var null|LifterLMS_Labs
	 */
	protected static $_instance = null; // phpcs:ignore.

	/**
	 * Main Instance of LifterLMS_Labs class.
	 *
	 * @since 1.0.0
	 *
	 * @see llms_labs()
	 *
	 * @return LifterLMS_Labs
	 */
	public static function instance() {
		if ( is_null( self::$_instance ) ) {
			self::$_instance = new self();
		}
		return self::$_instance;
	}

	/**
	 * Constructor.
	 *
	 * @since 1.0.0
	 *
	 * @return void
	 */
	private function __construct() {

		do_action( 'llms_labs_load_before' );

		$this->define_constants();

		$this->includes();

		add_action( 'plugins_loaded', array( $this, 'localize' ) );

		do_action( 'llms_labs_load_after' );
	}

	/**
	 * Define Constants.
	 *
	 * @since 1.0.0
	 *
	 * @return void
	 */
	private function define_constants() {

		if ( ! defined( 'LLMS_LABS_PLUGIN_FILE' ) ) {
			define( 'LLMS_LABS_PLUGIN_FILE', __FILE__ );
		}

		if ( ! defined( 'LLMS_LABS_VERSION' ) ) {
			define( 'LLMS_LABS_VERSION', $this->version );
		}

		if ( ! defined( 'LLMS_LABS_PLUGIN_DIR' ) ) {
			define( 'LLMS_LABS_PLUGIN_DIR', WP_PLUGIN_DIR . '/' . plugin_basename( __DIR__ ) . '/' );
		}
	}

	/**
	 * Include required files.

	 * @since 1.0.0
	 * @since 1.1.0 Unknown.
	 *
	 * @return void
	 */
	private function includes() {

		require_once 'inc/class.llms.labs.labtech.php';
		require_once 'inc/class.llms.labs.settings.page.php';

		require_once 'inc/labs/abstract.llms.lab.php';

		foreach ( glob( LLMS_LABS_PLUGIN_DIR . 'inc/labs/class.llms.lab.*.php', GLOB_NOSORT ) as $lab ) {
			require_once $lab;
		}
	}

	/**
	 * Load Localization files.
	 *
	 * @since 1.0.0
	 * @since 1.2.0 Unknown.
	 *
	 * @return void
	 */
	public function localize() {

		// Load locale.
		$locale = apply_filters( 'plugin_locale', get_locale(), 'lifterlms-labs' );

		// Load a lifterlms specific locale file if one exists.
		load_textdomain( 'lifterlms', WP_LANG_DIR . '/lifterlms/lifterlms-labs-' . $locale . '.mo' );

		// Load localization files.
		load_plugin_textdomain( 'lifterlms', false, dirname( plugin_basename( __FILE__ ) ) . '/i18n' );
	}
}

/**
 * Returns the main instance of LifterLMS Labs.
 *
 * @since 1.0.0
 *
 * @return LifterLMS_Labs
 */
function llms_labs() {
	return LifterLMS_Labs::instance();
}
return llms_labs();