<?php

/**
 * Wbolt back compat functionality
 *
 * Author: wbolt team
 * Author URI: https://www.wbolt.com
 */

/**
 * Prevent switching to Wbolt on old versions of WordPress.
 *
 * Switches to the default theme.
 *
 * @since Wbolt 1.0
 */
function wbolt_switch_theme()
{
	switch_theme(WP_DEFAULT_THEME, WP_DEFAULT_THEME);

	unset($_GET['activated']);

	add_action('admin_notices', 'wbolt_upgrade_notice');
}
add_action('after_switch_theme', 'wbolt_switch_theme');

/**
 * Adds a message for unsuccessful theme switch.
 *
 * Prints an update nag after an unsuccessful attempt to switch to
 * Wbolt on WordPress versions prior to 5.5.
 *
 * @since Wbolt 1.0
 *
 * @global string $wp_version WordPress version.
 */
function wbolt_upgrade_notice()
{
	$message = sprintf(WB_THEMES_NAME . __(' requires at least WordPress version 5.5. You are running version %s. Please upgrade and try again.', 'rk-blogger'), $GLOBALS['wp_version']);
	printf('<div class="error"><p>%s</p></div>', $message);
}

/**
 * Prevents the Customizer from being loaded on WordPress versions prior to 5.5.
 *
 * @since Wbolt 1.0
 *
 * @global string $wp_version WordPress version.
 */
function wbolt_customize()
{
	wp_die(sprintf(WB_THEMES_NAME . __(' requires at least WordPress version 5.5. You are running version %s. Please upgrade and try again.', 'rk-blogger'), $GLOBALS['wp_version']), '', array(
		'back_link' => true,
	));
}
add_action('load-customize.php', 'wbolt_customize');

/**
 * Prevents the Theme Preview from being loaded on WordPress versions prior to 5.5.
 *
 * @since Wbolt 1.0
 *
 * @global string $wp_version WordPress version.
 */
function wbolt_preview()
{
	if (isset($_GET['preview'])) {
		wp_die(sprintf(WB_THEMES_NAME . __(' requires at least WordPress version 5.5. You are running version %s. Please upgrade and try again.', 'rk-blogger'), $GLOBALS['wp_version']));
	}
}
add_action('template_redirect', 'wbolt_preview');