APIv4 - Deprecate unnecessary event

Civi/API/Request.php

@@ -10,7 +10,7 @@
  */
 namespace Civi\API;
 
-use Civi\Api4\Event\CreateApi4RequestEvent;
+use Civi\Api4\Utils\CoreUtil;
 
 /**
  * Class Request
@@ -45,22 +45,18 @@ public static function create(string $entity, string $action, array $params) {
         ];
 
       case 4:
-        // Load the API kernel service for registering API providers, as
-        // otherwise subscribers to the civi.api4.createRequest event registered
-        // through the EventSubscriberInterface will not be registered.
-        \Civi::service('civi_api_kernel');
-        $e = new CreateApi4RequestEvent($entity);
-        \Civi::dispatcher()->dispatch('civi.api4.createRequest', $e);
-        $callable = [$e->className, $action];
-        if (!$e->className || !is_callable($callable)) {
+        $className = CoreUtil::getApiClass($entity);
+        $callable = [$className, $action];
+        if (!$className || !is_callable($callable)) {
           throw new \Civi\API\Exception\NotImplementedException("API ($entity, $action) does not exist (join the API team and implement it!)");
         }
         // Check enabled components
         $daoName = \CRM_Core_DAO_AllCoreTables::getFullName($entity);
         if ($daoName && defined("{$daoName}::COMPONENT") && !\CRM_Core_Component::isEnabled($daoName::COMPONENT)) {
           throw new \Civi\API\Exception\NotImplementedException("$entity API is not available because " . $daoName::COMPONENT . " component is disabled");
         }
-        $apiRequest = call_user_func_array($callable, $e->args);
+        $args = (array) CoreUtil::getInfoItem($entity, 'class_args');
+        $apiRequest = call_user_func_array($callable, $args);
         foreach ($params as $name => $param) {
           $setter = 'set' . ucfirst($name);
           $apiRequest->$setter($param);

Civi/Api4/Action/Entity/Get.php

@@ -28,11 +28,15 @@ class Get extends \Civi\Api4\Generic\BasicGetAction {
   protected $includeCustom;
 
   /**
-   * Returns all APIv4 entities
+   * Returns all APIv4 entities from core, enabled components and enabled extensions.
    */
   protected function getRecords() {
     $provider = \Civi::service('action_object_provider');
-    return $provider->getEntities();
+    return array_filter($provider->getEntities(), function($entity) {
+      // Only include DAO entities from enabled components
+      $daoName = $entity['dao'] ?? NULL;
+      return (!$daoName || !defined("{$daoName}::COMPONENT") || \CRM_Core_Component::isEnabled($daoName::COMPONENT));
+    });
   }
 
 }

Civi/Api4/Event/CreateApi4RequestEvent.php

@@ -1,5 +1,4 @@
 <?php
-
 /*
  +--------------------------------------------------------------------+
  | Copyright CiviCRM LLC. All rights reserved.                        |
@@ -14,43 +13,9 @@
 use Civi\Core\Event\GenericHookEvent;
 
 /**
- * civi.api4.createRequest event.
- *
- * This event fires whenever resolving the name of an api entity to an api class.
- *
- * e.g. the entity name "Contact" resolves to the class `Civi\Api4\Contact`
- * and the entity "Case" resolves to `Civi\Api4\CiviCase`
+ * Unused event, kept around to prevent undefined class errors in extensions that listen for it.
+ * @deprecated
  */
 class CreateApi4RequestEvent extends GenericHookEvent {
 
-  /**
-   * Name of the entity to matched to an api class
-   *
-   * @var string
-   */
-  public $entityName;
-
-  /**
-   * Resolved fully-namespaced class name.
-   *
-   * @var string
-   */
-  public $className;
-
-  /**
-   * Additional arguments which should be passed to the action factory function.
-   *
-   * For example, `Civi\Api4\CustomValue` factory functions require the name of the custom group.
-   *
-   * @var array
-   */
-  public $args = [];
-
-  /**
-   * Event constructor
-   */
-  public function __construct($entityName) {
-    $this->entityName = $entityName;
-  }
-
 }

Civi/Api4/Provider/ActionObjectProvider.php

@@ -152,7 +152,8 @@ public function getEntities() {
     if (!$entities) {
       // Load entities declared in API files
       foreach ($this->getAllApiClasses() as $className) {
-        $this->loadEntity($className, $entities);
+        $info = $className::getInfo();
+        $entities[$info['name']] = $info;
       }
       // Allow extensions to modify the list of entities
       $event = GenericHookEvent::create(['entities' => &$entities]);
@@ -164,19 +165,6 @@ public function getEntities() {
     return $entities;
   }
 
-  /**
-   * @param \Civi\Api4\Generic\AbstractEntity $className
-   * @param array $entities
-   */
-  private function loadEntity($className, array &$entities) {
-    $info = $className::getInfo();
-    $daoName = $info['dao'] ?? NULL;
-    // Only include DAO entities from enabled components
-    if (!$daoName || !defined("{$daoName}::COMPONENT") || \CRM_Core_Component::isEnabled($daoName::COMPONENT)) {
-      $entities[$info['name']] = $info;
-    }
-  }
-
   /**
    * Scan all api directories to discover entities
    * @return \Civi\Api4\Generic\AbstractEntity[]

Civi/Api4/Utils/CoreUtil.php

@@ -14,7 +14,6 @@
 
 use Civi\API\Exception\NotImplementedException;
 use Civi\API\Request;
-use Civi\Api4\Event\CreateApi4RequestEvent;
 use CRM_Core_DAO_AllCoreTables as AllCoreTables;
 
 class CoreUtil {
@@ -39,9 +38,11 @@ public static function getBAOFromApiName($entityName) {
    * @return string|\Civi\Api4\Generic\AbstractEntity
    */
   public static function getApiClass($entityName) {
-    $e = new CreateApi4RequestEvent($entityName);
-    \Civi::dispatcher()->dispatch('civi.api4.createRequest', $e);
-    return $e->className;
+    $className = 'Civi\Api4\\' . $entityName;
+    if (class_exists($className)) {
+      return $className;
+    }
+    return self::getInfoItem($entityName, 'class');
   }
 
   /**