| 1 |
<?php |
| 2 |
/** |
| 3 |
* The main plugin file. |
| 4 |
* |
| 5 |
* If we evolve from a canonical plugin into WordPress core, this file would be left behind. |
| 6 |
* |
| 7 |
* @package WP\MCP |
| 8 |
*/ |
| 9 |
|
| 10 |
declare( strict_types=1 ); |
| 11 |
|
| 12 |
namespace WP\MCP; |
| 13 |
|
| 14 |
use WP\MCP\Core\McpAdapter; |
| 15 |
|
| 16 |
/** |
| 17 |
* Class - Plugin |
| 18 |
*/ |
| 19 |
final class Plugin { |
| 20 |
/** |
| 21 |
* The one true plugin. |
| 22 |
* |
| 23 |
* @var static |
| 24 |
*/ |
| 25 |
private static self $instance; |
| 26 |
|
| 27 |
/** |
| 28 |
* Gets the singleton instance of the plugin. |
| 29 |
* |
| 30 |
* @return self The plugin instance. |
| 31 |
*/ |
| 32 |
public static function instance(): self { |
| 33 |
if ( ! isset( self::$instance ) ) { |
| 34 |
self::$instance = new self(); |
| 35 |
self::$instance->setup(); |
| 36 |
|
| 37 |
/** |
| 38 |
* Fires after the main plugin class has been initialized. |
| 39 |
* |
| 40 |
* @since 0.1.0 |
| 41 |
* |
| 42 |
* @param self $instance The main plugin class instance. |
| 43 |
*/ |
| 44 |
do_action( 'wp_mcp_init', self::$instance ); |
| 45 |
} |
| 46 |
|
| 47 |
return self::$instance; |
| 48 |
} |
| 49 |
|
| 50 |
/** |
| 51 |
* Sets up the plugin. |
| 52 |
*/ |
| 53 |
private function setup(): void { |
| 54 |
// Bail if dependencies are not met. |
| 55 |
if ( ! $this->has_dependencies() ) { |
| 56 |
return; |
| 57 |
} |
| 58 |
|
| 59 |
McpAdapter::instance(); |
| 60 |
} |
| 61 |
|
| 62 |
/** |
| 63 |
* Checks if all required dependencies are available. |
| 64 |
* |
| 65 |
* Will log an admin notice if dependencies are missing. |
| 66 |
* |
| 67 |
* @return bool True if all dependencies are met, false otherwise. |
| 68 |
*/ |
| 69 |
private function has_dependencies(): bool { |
| 70 |
// Check if Abilities API is available. |
| 71 |
if ( ! function_exists( 'wp_register_ability' ) ) { |
| 72 |
add_action( |
| 73 |
'admin_notices', |
| 74 |
static function () { |
| 75 |
wp_admin_notice( |
| 76 |
__( 'Abilities API not available (wp_register_ability function not found)', 'mcp-adapter' ), |
| 77 |
array( |
| 78 |
'type' => 'error', |
| 79 |
'dismiss' => false, |
| 80 |
), |
| 81 |
); |
| 82 |
} |
| 83 |
); |
| 84 |
|
| 85 |
return false; |
| 86 |
} |
| 87 |
|
| 88 |
return true; |
| 89 |
} |
| 90 |
|
| 91 |
/** |
| 92 |
* Prevents the class from being cloned. |
| 93 |
*/ |
| 94 |
public function __clone() { |
| 95 |
_doing_it_wrong( |
| 96 |
__FUNCTION__, |
| 97 |
sprintf( |
| 98 |
// translators: %s: Class name. |
| 99 |
esc_html__( 'The %s class should not be cloned.', 'mcp-adapter' ), |
| 100 |
esc_html( self::class ), |
| 101 |
), |
| 102 |
'0.1.0' |
| 103 |
); |
| 104 |
} |
| 105 |
|
| 106 |
/** |
| 107 |
* Prevents the class from being deserialized. |
| 108 |
*/ |
| 109 |
public function __wakeup() { |
| 110 |
_doing_it_wrong( |
| 111 |
__FUNCTION__, |
| 112 |
sprintf( |
| 113 |
// translators: %s: Class name. |
| 114 |
esc_html__( 'De-serializing instances of %s is not allowed.', 'mcp-adapter' ), |
| 115 |
esc_html( self::class ), |
| 116 |
), |
| 117 |
'0.1.0' |
| 118 |
); |
| 119 |
} |
| 120 |
} |
| 121 |
|
