<?php
/**
 * Plugin Name: YoPingMe - Uptime Monitoring & Status Pages
 * Plugin URI: https://yoping.me/wordpress-plugin
 * Description: See your YoPingMe uptime monitors on the WordPress dashboard. Requires a free YoPingMe account and an MCP API key.
 * Version: 1.6.0
 * Requires at least: 6.0
 * Requires PHP: 7.4
 * Author: YoPingMe
 * Author URI: https://yoping.me/
 * License: GPLv2 or later
 * License URI: https://www.gnu.org/licenses/gpl-2.0.html
 * Text Domain: yopingme
 */

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

define( 'YOPINGME_VERSION', '1.6.0' );
define( 'YOPINGME_PLUGIN_FILE', __FILE__ );

// Endpoints can be pointed at a staging or self-hosted YoPingMe by defining
// these in wp-config.php before the plugin loads. Everyone else gets the
// hosted service.
if ( ! defined( 'YOPINGME_API_URL' ) ) {
	define( 'YOPINGME_API_URL', 'https://app.yoping.me/api/mcp' );
}
if ( ! defined( 'YOPINGME_APP_URL' ) ) {
	define( 'YOPINGME_APP_URL', 'https://app.yoping.me/' );
}
if ( ! defined( 'YOPINGME_BADGE_IMG' ) ) {
	define( 'YOPINGME_BADGE_IMG', 'https://yoping.me/badge/yopingme.svg' );
}
if ( ! defined( 'YOPINGME_STATUSPAGE_URL' ) ) {
	define( 'YOPINGME_STATUSPAGE_URL', 'https://statuspage.yoping.me/' );
}
if ( ! defined( 'YOPINGME_HEARTBEAT_URL' ) ) {
	define( 'YOPINGME_HEARTBEAT_URL', 'https://app.yoping.me/api/plugin/heartbeat' );
}

require_once __DIR__ . '/includes/class-yopingme-client.php';
require_once __DIR__ . '/includes/class-yopingme-cache.php';
require_once __DIR__ . '/includes/class-yopingme-settings.php';
require_once __DIR__ . '/includes/class-yopingme-widget.php';
require_once __DIR__ . '/includes/class-yopingme-notice.php';
require_once __DIR__ . '/includes/class-yopingme-badge.php';
require_once __DIR__ . '/includes/class-yopingme-settings-sanitize.php';
require_once __DIR__ . '/includes/class-yopingme-status-cache.php';
require_once __DIR__ . '/includes/class-yopingme-status.php';
require_once __DIR__ . '/includes/class-yopingme-heartbeat.php';

/**
 * Link to the app with the attribution parameters reserved for this plugin.
 *
 * Contract: utm_source=wordpress-plugin is the reserved value that classifies
 * signups as plugin traffic. The front-end badge deliberately does NOT use
 * this helper - it must stay a bare link whose rel is decided by Yopingme_Heartbeat.
 *
 * @param string $path Optional path on app.yoping.me.
 * @return string
 */
function yopingme_app_url( $path = '' ) {
	return add_query_arg(
		array(
			'utm_source'   => 'wordpress-plugin',
			'utm_medium'   => 'plugin',
			'utm_campaign' => YOPINGME_VERSION,
		),
		YOPINGME_APP_URL . ltrim( $path, '/' )
	);
}

register_activation_hook( __FILE__, array( 'Yopingme_Heartbeat', 'activate' ) );
register_deactivation_hook( __FILE__, 'yopingme_deactivate' );

function yopingme_deactivate() {
	delete_transient( 'yopingme_cache_fresh' );
	delete_transient( 'yopingme_status_fresh' );
	delete_transient( 'yopingme_status_pages' );
	Yopingme_Heartbeat::deactivate();
}

/**
 * Forget cached server state after an update.
 *
 * Transients survive a plugin upgrade, so a site that cached "this YoPingMe
 * cannot add monitors" would keep saying so after both sides had been
 * updated. Upgrading is a deliberate act; re-ask.
 */
function yopingme_maybe_upgrade() {
	if ( get_option( 'yopingme_installed_version' ) === YOPINGME_VERSION ) {
		return;
	}
	Yopingme_Cache::flush();

	// 1.2.0 retired the terms checkbox (wordpress.org Guideline 7 exempts a
	// service you configure yourself, and the readme carries the disclosure)
	// and the activation notice that asked about the badge, which is now a
	// labelled step of the setup wizard.
	delete_option( 'yopingme_terms_accepted' );
	delete_option( 'yopingme_activation_notice' );
	delete_option( 'yopingme_notice_done' );

	// A site that already has a key was set up under an earlier version;
	// walking it back through the wizard would be nonsense.
	if ( '' !== (string) get_option( 'yopingme_api_key', '' ) ) {
		update_option( 'yopingme_setup_done', '1', false );
	}

	update_option( 'yopingme_installed_version', YOPINGME_VERSION, false );
}
add_action( 'admin_init', 'yopingme_maybe_upgrade' );

Yopingme_Badge::init();
Yopingme_Status::init();
Yopingme_Heartbeat::init();

if ( is_admin() ) {
	Yopingme_Settings::init();
	Yopingme_Widget::init();
	Yopingme_Notice::init();
}