Allow NodeHasMediaUse view filter to work on views with node relationships. (#1010)

* Adjust addition of where clause.

* Bit of other paranoia with aliases.

* Dependency injection in NodeHasMediaUse views filter.

---------

Co-authored-by: Adam Vessey <adam@discoverygarden.ca>

src/IslandoraContextManager.php

@@ -37,7 +37,7 @@ class IslandoraContextManager extends ContextManager {
     }
     /** @var \Drupal\context\ContextInterface $context */
     foreach ($this->getContexts() as $context) {
-      if ($this->evaluateContextConditions($context, $provided) && !$context->disabled()) {
+      if (!$context->disabled() && $this->evaluateContextConditions($context, $provided)) {
         $this->activeContexts[$context->id()] = $context;
       }
     }

src/Plugin/Condition/NodeHasParent.php

@@ -137,9 +137,11 @@ class NodeHasParent extends ConditionPluginBase implements ContainerFactoryPlugi
    *   TRUE if entity references the specified parent.
    */
   protected function evaluateEntity(EntityInterface $entity) {
-    foreach ($entity->referencedEntities() as $referenced_entity) {
-      if ($entity->getEntityTypeID() == 'node' && $referenced_entity->getEntityTypeId() == 'node') {
     $parent_reference_field = $this->configuration['parent_reference_field'];
+    foreach ($entity->referencedEntities() as $referenced_entity) {
+      // Check whether the entity and the referenced entity are nodes.
+      // Also make sure that the field exists.
+      if ($entity->getEntityTypeID() == 'node' && $entity->hasField($parent_reference_field) && $referenced_entity->getEntityTypeId() == 'node') {
         $field = $entity->get($parent_reference_field);
         if (!$field->isEmpty()) {
           $nids = $field->getValue();

src/Plugin/views/filter/NodeHasMediaUse.php

@@ -2,8 +2,13 @@
 
 namespace Drupal\islandora\Plugin\views\filter;
 
+use Drupal\Core\Database\Connection;
+use Drupal\Core\Entity\EntityTypeManagerInterface;
 use Drupal\Core\Form\FormStateInterface;
+use Drupal\islandora\IslandoraUtils;
 use Drupal\views\Plugin\views\filter\FilterPluginBase;
+use Psr\Log\LoggerInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
  * Views Filter on Having Media of a Type.
@@ -14,6 +19,48 @@ use Drupal\views\Plugin\views\filter\FilterPluginBase;
  */
 class NodeHasMediaUse extends FilterPluginBase {
 
+  /**
+   * Islandora's utility service.
+   *
+   * @var \Drupal\islandora\IslandoraUtils
+   */
+  protected IslandoraUtils $utils;
+
+  /**
+   * Drupal's entity type manager service.
+   *
+   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
+   */
+  protected EntityTypeManagerInterface $entityTypeManager;
+
+  /**
+   * Drupal's database connection service.
+   *
+   * @var \Drupal\Core\Database\Connection
+   */
+  protected Connection $connection;
+
+  /**
+   * Logger service.
+   *
+   * @var \Psr\Log\LoggerInterface
+   */
+  protected LoggerInterface $logger;
+
+  /**
+   * {@inheritDoc}
+   */
+  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
+    $instance = parent::create($container, $configuration, $plugin_id, $plugin_definition);
+
+    $instance->utils = $container->get('islandora.utils');
+    $instance->entityTypeManager = $container->get('entity_type.manager');
+    $instance->connection = $container->get('database');
+    $instance->logger = $container->get('logger.factory')->get('islanodra');
+
+    return $instance;
+  }
+
   /**
    * {@inheritdoc}
    */
@@ -29,7 +76,7 @@ class NodeHasMediaUse extends FilterPluginBase {
    */
   public function validateOptionsForm(&$form, FormStateInterface $form_state) {
     $uri = $form_state->getValues()['options']['use_uri'];
-    $term = \Drupal::service('islandora.utils')->getTermForUri($uri);
+    $term = $this->utils->getTermForUri($uri);
     if (empty($term)) {
       $form_state->setError($form['use_uri'], $this->t('Could not find term with URI: "%uri"', ['%uri' => $uri]));
     }
@@ -39,7 +86,7 @@ class NodeHasMediaUse extends FilterPluginBase {
    * {@inheritdoc}
    */
   public function buildOptionsForm(&$form, FormStateInterface $form_state) {
-    $terms = \Drupal::entityTypeManager()->getStorage('taxonomy_term')->loadByProperties(['vid' => 'islandora_media_use']);
+    $terms = $this->entityTypeManager->getStorage('taxonomy_term')->loadByProperties(['vid' => 'islandora_media_use']);
     $uris = [];
     foreach ($terms as $term) {
       foreach ($term->get('field_external_uri')->getValue() as $uri) {
@@ -67,7 +114,7 @@ class NodeHasMediaUse extends FilterPluginBase {
    */
   public function adminSummary() {
     $operator = ($this->options['negated']) ? "does not have" : "has";
-    $term = \Drupal::service('islandora.utils')->getTermForUri($this->options['use_uri']);
+    $term = $this->utils->getTermForUri($this->options['use_uri']);
     $label = (empty($term)) ? 'BROKEN TERM URI' : $term->label();
     return "Node {$operator} a '{$label}' media";
   }
@@ -77,18 +124,21 @@ class NodeHasMediaUse extends FilterPluginBase {
    */
   public function query() {
     $condition = ($this->options['negated']) ? 'NOT IN' : 'IN';
-    $utils = \Drupal::service('islandora.utils');
-    $term = $utils->getTermForUri($this->options['use_uri']);
+    $term = $this->utils->getTermForUri($this->options['use_uri']);
     if (empty($term)) {
-      \Drupal::logger('islandora')->warning('Node Has Media Filter could not find term with URI: "%uri"', ['%uri' => $this->options['use_uri']]);
+      $this->logger->warning('Node Has Media Filter could not find term with URI: "%uri"', ['%uri' => $this->options['use_uri']]);
       return;
     }
-    $sub_query = \Drupal::database()->select('media', 'm');
-    $sub_query->join('media__field_media_use', 'use', 'm.mid = use.entity_id');
-    $sub_query->join('media__field_media_of', 'of', 'm.mid = of.entity_id');
-    $sub_query->fields('of', ['field_media_of_target_id'])
-      ->condition('use.field_media_use_target_id', $term->id());
-    $this->query->addWhere(0, 'nid', $sub_query, $condition);
+    $sub_query = $this->connection->select('media', 'm');
+    $use_alias = $sub_query->join('media__field_media_use', 'use', 'm.mid = %alias.entity_id');
+    $of_alias = $sub_query->join('media__field_media_of', 'of', 'm.mid = %alias.entity_id');
+    $sub_query->fields($of_alias, ['field_media_of_target_id'])
+      ->condition("{$use_alias}.field_media_use_target_id", $term->id());
+
+    /** @var \Drupal\views\Plugin\views\query\Sql $query */
+    $query = $this->query;
+    $alias = $query->ensureTable('node_field_data', $this->relationship);
+    $query->addWhere(0, "{$alias}.nid", $sub_query, $condition);
   }
 
 }