From 27f859d78b1ce5a0e175c2dbe50fc2fa95058340 Mon Sep 17 00:00:00 2001
From: upchuk <danny@webomelette.com>
Date: Thu, 10 Mar 2022 15:41:57 +0100
Subject: [PATCH] EWPP-1843: Query subscriber only kicks in for list pages
 source.

---
 oe_list_pages.services.yml              |  2 +-
 src/EventSubscriber/QuerySubscriber.php | 25 +++++++++++++++++++++++--
 2 files changed, 24 insertions(+), 3 deletions(-)

diff --git a/oe_list_pages.services.yml b/oe_list_pages.services.yml
index 1e637209..b20722ba 100644
--- a/oe_list_pages.services.yml
+++ b/oe_list_pages.services.yml
@@ -4,7 +4,7 @@ services:
     arguments: ['@facets.manager', '@entity_type.manager']
   oe_list_pages.query_event_subscriber:
     class: Drupal\oe_list_pages\EventSubscriber\QuerySubscriber
-    arguments: ['@facets.manager', '@plugin.manager.facets.query_type']
+    arguments: ['@facets.manager', '@plugin.manager.facets.query_type', '@plugin.manager.facets.facet_source']
     tags:
       - { name: event_subscriber }
   oe_list_pages.execution_manager:
diff --git a/src/EventSubscriber/QuerySubscriber.php b/src/EventSubscriber/QuerySubscriber.php
index ef7dc140..4b8e5d6d 100644
--- a/src/EventSubscriber/QuerySubscriber.php
+++ b/src/EventSubscriber/QuerySubscriber.php
@@ -6,6 +6,7 @@
 
 use Drupal\facets\FacetInterface;
 use Drupal\facets\FacetManager\DefaultFacetManager;
+use Drupal\facets\FacetSource\FacetSourcePluginManager;
 use Drupal\facets\QueryType\QueryTypePluginManager;
 use Drupal\oe_list_pages\ListPresetFilter;
 use Drupal\oe_list_pages\DefaultFilterConfigurationBuilder;
@@ -34,6 +35,13 @@ class QuerySubscriber implements EventSubscriberInterface {
    */
   protected $queryTypePluginManager;
 
+  /**
+   * The facet source plugin manager.
+   *
+   * @var \Drupal\facets\FacetSource\FacetSourcePluginManager
+   */
+  protected $facetSourcePluginManager;
+
   /**
    * QuerySubscriber Constructor.
    *
@@ -41,10 +49,13 @@ class QuerySubscriber implements EventSubscriberInterface {
    *   The facets manager.
    * @param \Drupal\facets\QueryType\QueryTypePluginManager $queryTypePluginManager
    *   The query type plugin manager.
+   * @param \Drupal\facets\FacetSource\FacetSourcePluginManager $facetSourcePluginManager
+   *   The facet source plugin manager.
    */
-  public function __construct(DefaultFacetManager $facetManager, QueryTypePluginManager $queryTypePluginManager) {
+  public function __construct(DefaultFacetManager $facetManager, QueryTypePluginManager $queryTypePluginManager, FacetSourcePluginManager $facetSourcePluginManager) {
     $this->facetManager = $facetManager;
     $this->queryTypePluginManager = $queryTypePluginManager;
+    $this->facetSourcePluginManager = $facetSourcePluginManager;
   }
 
   /**
@@ -63,16 +74,26 @@ public static function getSubscribedEvents() {
    *   The query alter event.
    *
    * @SuppressWarnings(PHPMD.CyclomaticComplexity)
+   * @SuppressWarnings(PHPMD.NPathComplexity)
    */
   public function queryAlter(QueryPreExecuteEvent $event) {
     $query = $event->getQuery();
     $ignored_filters = $preset_filter_values = [];
 
+    $source_id = $query->getSearchId();
+    if (!$this->facetSourcePluginManager->hasDefinition($source_id)) {
+      return;
+    }
+
+    $definition = $this->facetSourcePluginManager->getDefinition($source_id);
+    if ($definition['provider'] !== 'oe_list_pages') {
+      return;
+    }
+
     if (!$query->getIndex()->getServerInstance()->supportsFeature('search_api_facets')) {
       return;
     }
 
-    $source_id = $query->getSearchId();
     /** @var \Drupal\oe_list_pages\ListQueryOptionsInterface $query_options */
     $query_options = $query->getOption('oe_list_page_query_options');