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/home/unifccue/www/wp-content/plugins/woocommerce/vendor/wordpress/mcp-adapter/includes/Plugin.php
<?php
/**
* The main plugin file.
*
* If we evolve from a canonical plugin into WordPress core, this file would be left behind.
*
* @package WP\MCP
*/
declare(strict_types = 1);
namespace WP\MCP;
use WP\MCP\Core\McpAdapter;
/**
* Class - Plugin
*/
final class Plugin {
/**
* The one true plugin.
*
* @var static
*/
private static self $instance;
/**
* {@inheritDoc}
*/
public static function instance(): self {
if ( ! isset( self::$instance ) ) {
self::$instance = new self();
self::$instance->setup();
/**
* Fires after the main plugin class has been initialized.
*
* @param self $instance The main plugin class instance.
*/
do_action( 'wp_mcp_init', self::$instance );
}
return self::$instance;
}
/**
* Setup the plugin.
*/
private function setup(): void {
// Bail if dependencies are not met.
if ( ! $this->has_dependencies() ) {
return;
}
McpAdapter::instance();
}
/**
* Check if all required dependencies are available.
*
* Will log an admin notice if dependencies are missing.
*
* @return bool True if all dependencies are met, false otherwise.
*/
private function has_dependencies(): bool {
// Check if Abilities API is available.
if ( ! function_exists( 'wp_register_ability' ) ) {
add_action(
'admin_notices',
static function () {
wp_admin_notice(
__( 'Abilities API not available (wp_register_ability function not found)', 'mcp-adapter' ),
array(
'type' => 'error',
'dismiss' => false,
),
);
}
);
return false;
}
return true;
}
/**
* Prevent the class from being cloned.
*/
public function __clone() {
_doing_it_wrong(
__FUNCTION__,
sprintf(
// translators: %s: Class name.
esc_html__( 'The %s class should not be cloned.', 'mcp-adapter' ),
esc_html( self::class ),
),
'0.1.0'
);
}
/**
* Prevent the class from being deserialized.
*/
public function __wakeup() {
_doing_it_wrong(
__FUNCTION__,
sprintf(
// translators: %s: Class name.
esc_html__( 'De-serializing instances of %s is not allowed.', 'mcp-adapter' ),
esc_html( self::class ),
),
'0.1.0'
);
}
}