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<?php |
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namespace Carbon_Fields; |
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use \Carbon_Fields\Pimple\Container as PimpleContainer; |
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use \Carbon_Fields\Loader\Loader; |
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use \Carbon_Fields\Container\Repository as ContainerRepository; |
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use \Carbon_Fields\Key_Toolset\Key_Toolset; |
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use \Carbon_Fields\Templater\Templater; |
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use \Carbon_Fields\Service\Meta_Query_Service; |
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use \Carbon_Fields\Service\Legacy_Storage_Service; |
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use \Carbon_Fields\Libraries\Sidebar_Manager\Sidebar_Manager; |
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/** |
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* Holds a static reference to the ioc container |
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*/ |
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class App { |
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/** |
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* Flag if Carbon Fields has been booted |
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* |
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* @var bool |
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*/ |
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public $booted = false; |
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/** |
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* Inversion of Control container instance |
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* |
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* @var PimpleContainer |
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*/ |
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protected $ioc = null; |
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/** |
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* Singleton implementation |
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* |
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* @return App |
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*/ |
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public static function instance() { |
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static $instance = null; |
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if ( $instance === null ) { |
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$instance = new static(); |
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} |
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return $instance; |
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} |
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/** |
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* Get default IoC container dependencies |
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* |
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* @return PimpleContainer |
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*/ |
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protected static function get_default_ioc() { |
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$ioc = new PimpleContainer(); |
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$ioc['loader'] = function( $ioc ) { |
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return new Loader( $ioc['templater'], $ioc['sidebar_manager'], $ioc['container_repository'], $ioc['legacy_storage_service'] ); |
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}; |
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$ioc['container_repository'] = function() { |
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return new ContainerRepository(); |
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}; |
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$ioc['key_toolset'] = function() { |
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return new Key_Toolset(); |
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}; |
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$ioc['templater'] = function() { |
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return new Templater(); |
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}; |
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$ioc['sidebar_manager'] = function() { |
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return new Sidebar_Manager(); |
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}; |
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/* Services */ |
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$ioc['meta_query_service'] = function( $ioc ) { |
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return new Meta_Query_Service( $ioc['container_repository'], $ioc['key_toolset'] ); |
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}; |
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$ioc['legacy_storage_service'] = function( $ioc ) { |
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return new Legacy_Storage_Service( $ioc['container_repository'], $ioc['key_toolset'] ); |
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}; |
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return $ioc; |
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} |
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/** |
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* Resolve a dependency through IoC |
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* |
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* @param string $key |
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* @return mixed |
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*/ |
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public static function resolve( $key ) { |
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return static::instance()->ioc[ $key ]; |
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} |
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/** |
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* Resolve a service through IoC |
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* |
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* @param string $service_name |
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* @return mixed |
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*/ |
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public static function service( $service_name ) { |
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return static::resolve( $service_name . '_service' ); |
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} |
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/** |
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* Replace the ioc container for the App |
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* |
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* @param PimpleContainer $ioc |
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*/ |
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public function install( PimpleContainer $ioc ) { |
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$this->ioc = $ioc; |
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} |
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/** |
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* Boot Carbon Fields with default IoC dependencies |
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*/ |
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public static function boot() { |
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if ( static::is_booted() ) { |
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return; |
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} |
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if ( defined( __NAMESPACE__ . '\VERSION' ) ) { |
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return; // Possibly attempting to load multiple versions of Carbon Fields; bail in favor of already loaded version |
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} |
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static::instance()->install( static::get_default_ioc() ); |
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static::resolve( 'loader' )->boot(); |
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static::instance()->booted = true; |
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} |
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/** |
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* Check if Carbon Fields has booted |
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*/ |
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public static function is_booted() { |
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return static::instance()->booted; |
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} |
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/** |
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* Throw exception if Carbon Fields has not been booted |
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*/ |
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public static function verify_boot() { |
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if ( ! static::is_booted() ) { |
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throw new \Exception( 'You must call \Carbon_Fields\App::boot() in a suitable WordPress hook before using Carbon Fields.' ); |
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} |
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} |
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} |
htmlburger /
carbon-fields
