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<?php |
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/** |
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* The main plugin file. |
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* |
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* If we evolve from a canonical plugin into WordPress core, this file would be left behind. |
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* |
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* @package WP\MCP |
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*/ |
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|
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declare( strict_types=1 ); |
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|
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namespace WP\MCP; |
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|
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use WP\MCP\Core\McpAdapter; |
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|
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// Exit if accessed directly. |
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defined( 'ABSPATH' ) || exit; |
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|
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/** |
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* Class - Plugin |
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*/ |
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final class Plugin { |
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/** |
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* The one true plugin. |
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* |
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* @var static |
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*/ |
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private static self $instance; |
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|
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/** |
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* Gets the singleton instance of the plugin. |
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* |
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* @return self The plugin instance. |
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*/ |
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public static function instance(): self { |
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if ( ! isset( self::$instance ) ) { |
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self::$instance = new self(); |
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self::$instance->setup(); |
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|
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/** |
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* Fires after the main plugin class has been initialized. |
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* |
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* @since 0.1.0 |
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* |
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* @param self $instance The main plugin class instance. |
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*/ |
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do_action( 'wp_mcp_init', self::$instance ); |
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} |
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|
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return self::$instance; |
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} |
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|
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/** |
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* Sets up the plugin. |
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*/ |
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private function setup(): void { |
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// Bail if dependencies are not met. |
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if ( ! $this->has_dependencies() ) { |
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return; |
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} |
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|
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McpAdapter::instance(); |
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} |
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|
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/** |
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* Checks if all required dependencies are available. |
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* |
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* Will log an admin notice if dependencies are missing. |
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* |
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* @return bool True if all dependencies are met, false otherwise. |
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*/ |
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private function has_dependencies(): bool { |
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// Check if Abilities API is available. |
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if ( ! function_exists( 'wp_register_ability' ) ) { |
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add_action( |
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'admin_notices', |
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static function () { |
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wp_admin_notice( |
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__( 'MCP Adapter requires WordPress 6.9 or newer. The Abilities API is included in WordPress core.', 'mcp-adapter' ), |
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array( |
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'type' => 'error', |
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'dismiss' => false, |
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), |
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); |
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} |
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); |
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|
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return false; |
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} |
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|
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return true; |
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} |
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|
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/** |
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* Prevents the class from being cloned. |
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*/ |
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public function __clone() { |
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_doing_it_wrong( |
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__FUNCTION__, |
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sprintf( |
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// translators: %s: Class name. |
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esc_html__( 'The %s class should not be cloned.', 'mcp-adapter' ), |
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esc_html( self::class ), |
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), |
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'0.1.0' |
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); |
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} |
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|
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/** |
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* Prevents the class from being deserialized. |
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*/ |
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public function __wakeup() { |
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_doing_it_wrong( |
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__FUNCTION__, |
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sprintf( |
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// translators: %s: Class name. |
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esc_html__( 'De-serializing instances of %s is not allowed.', 'mcp-adapter' ), |
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esc_html( self::class ), |
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), |
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'0.1.0' |
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); |
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} |
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} |
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|
