plugin-init-php52.php

<?php
/**
 * @var string                                                       $plugin_version
 * @var string                                                       $plugin_name
 * @var string                                                       $plugin_class_name
 * @var string                                                       $plugin_text_domain
 * @var string                                                       $plugin_dir
 * @var string                                                       $plugin_file
 * @var array                                                        $requirements
 * @var string                                                       $product_id
 * @var WPDesk\Plugin\Flow\Initialization\InitializationFactory|void $plugin_init_factory
 */


if ( ! defined( 'ABSPATH' ) ) {
	die();
}

// Code in PHP >= 5.3 but understandable by older parsers
if ( PHP_VERSION_ID > 50300 ) {
	require_once $plugin_dir . '/vendor/autoload.php';

	if ( ! isset( $plugin_init_factory ) ) {
		$plugin_init_factory = new \WPDesk\Plugin\Flow\Initialization\Simple\SimpleFactory();
	}

	if ( ! isset( $plugin_shops ) || ! is_array( $plugin_shops ) ) {
		$plugin_shops = array();
	}

	$bootstrap = new WPDesk\Plugin\Flow\PluginBootstrap(
		$plugin_version,
		null, // deprecated
		$plugin_name,
		$plugin_class_name,
		$plugin_text_domain,
		$plugin_dir,
		$plugin_file,
		$requirements,
		$product_id,
		$plugin_init_factory,
		$plugin_shops
	);

	$bootstrap->run();

	// all optional vars must be cleared
	unset($plugin_init_factory);
} else {
	/** @noinspection PhpDeprecationInspection */
	$php52_function = create_function( '',
		'echo sprintf( __("<p><strong style=\'color: red;\'>PHP version is older than 5.3 so no WP Desk plugins will work. Please contact your host and ask them to upgrade. </strong></p>", \'wp-plugin-flow-common\') );' );
	add_action( 'admin_notices', $php52_function );
}