Issue #3469441 by jurgenhaas: Make it work with config_ignore

src/ConfigSubscriber.php

@@ -5,6 +5,7 @@ namespace Drupal\config_auto_export;
 use Drupal\Component\Datetime\Time;
 use Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException;
 use Drupal\Component\Plugin\Exception\PluginNotFoundException;
+use Drupal\config_ignore\ConfigIgnoreConfig;
 use Drupal\Core\Config\CachedStorage;
 use Drupal\Core\Config\ConfigCrudEvent;
 use Drupal\Core\Config\ConfigEvents;
@@ -34,6 +35,13 @@ class ConfigSubscriber implements EventSubscriberInterface, DestructableInterfac
    */
   protected ImmutableConfig $config;
 
+  /**
+   * The config factory.
+   *
+   * @var \Drupal\Core\Config\ConfigFactoryInterface
+   */
+  protected ConfigFactoryInterface $configFactory;
+
   /**
    * The cache for the storage.
    *
@@ -122,7 +130,7 @@ class ConfigSubscriber implements EventSubscriberInterface, DestructableInterfac
    * Constructs a new Settings object.
    *
    * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
-   *   An immutable configuration object.
+   *   The config factory.
    * @param \Drupal\Core\Config\CachedStorage $config_cache
    *   The cache for the storage.
    * @param \Drupal\Core\Config\FileStorage $config_storage
@@ -142,6 +150,7 @@ class ConfigSubscriber implements EventSubscriberInterface, DestructableInterfac
    */
   public function __construct(ConfigFactoryInterface $config_factory, CachedStorage $config_cache, FileStorage $config_storage, FileSystemInterface $file_system, ModuleHandlerInterface $module_handler, EntityTypeManagerInterface $entity_type_manager, StateInterface $state, Time $time, Service $service) {
     $this->config = $config_factory->get('config_auto_export.settings');
+    $this->configFactory = $config_factory;
     $this->configCache = $config_cache;
     $this->configStorage = $config_storage;
     $this->fileSystem = $file_system;
@@ -223,6 +232,23 @@ class ConfigSubscriber implements EventSubscriberInterface, DestructableInterfac
     return $this->configSplitFiles[$name . '.yml'] ?? FALSE;
   }
 
+  /**
+   * Determines if the given config entity is to be ignored.
+   *
+   * @param string $name
+   *   The config entity's name.
+   *
+   * @return bool
+   *   TRUE, if it is to be ignored, FALSE otherwise.
+   */
+  protected function isIgnored(string $name): bool {
+    if ($this->moduleHandler->moduleExists('config_ignore')) {
+      $config = $this->configFactory->get('config_ignore.settings');
+      return ConfigIgnoreConfig::fromConfig($config)->isIgnored('', $name, 'export', 'update');
+    }
+    return FALSE;
+  }
+
   /**
    * Saves changed config to a configurable directory.
    *
@@ -232,6 +258,9 @@ class ConfigSubscriber implements EventSubscriberInterface, DestructableInterfac
   public function onConfigSave(ConfigCrudEvent $event): void {
     if ($this->active && $this->enabled()) {
       $name = $event->getConfig()->getName();
+      if ($this->isIgnored($name)) {
+        return;
+      }
       if ($configSplitId = $this->findInConfigSplit($name)) {
         $storage = $this->configStorage->createCollection('config_split.' . $configSplitId);
       }