VACMS-19570: Adds Section validator

docroot/modules/custom/va_gov_manila/src/EventSubscriber/ManilaEventSubscriber.php

@@ -129,7 +129,7 @@ public function entityUpdate(EntityUpdateEvent $event): void {
   }
 
   /**
-   * Disable pathauto for Lovell nodes.
+   * Disable pathauto for Manila nodes.
    *
    * @param \Drupal\Core\Entity\EntityInterface $entity
    *   Entity.

docroot/modules/custom/va_gov_manila/src/Plugin/Validation/Constraint/ManilaSectionListParity.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Drupal\va_gov_manila\Plugin\Validation\Constraint;
+
+use Symfony\Component\Validator\Constraint;
+
+/**
+ * Validates that a Manila Section choice matches the listing page choice.
+ *
+ * @Constraint(
+ *   id = "ManilaSectionListParity",
+ *   label = @Translation("Manila Section List Parity", context = "Validation"),
+ *   type = "string"
+ * )
+ */
+class ManilaSectionListParity extends Constraint {
+
+  /**
+   * The message shown if the listing page does not match the Manila section.
+   *
+   * @var string
+   * @see \Drupal\va_gov_Manila\Plugin\Validation\Constraint\ManilaSectionListParityValidator
+   */
+  public $notSectionListMatch = 'The selected option for <strong>%fieldLabel</strong> is not part of the <strong>%section</strong> section. Please choose a different option or change the section settings to match.';
+
+}

docroot/modules/custom/va_gov_manila/src/Plugin/Validation/Constraint/ManilaSectionListParityValidator.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace Drupal\va_gov_manila\Plugin\Validation\Constraint;
+
+use Symfony\Component\Validator\Constraint;
+use Symfony\Component\Validator\ConstraintValidator;
+
+/**
+ * Validates the ManilaSectionListParity constraint.
+ */
+class ManilaSectionListParityValidator extends ConstraintValidator {
+
+  /**
+   * The Manila VA system Section id.
+   *
+   * @var int
+   */
+  protected $manilaVaSystemId = '1187';
+
+  /**
+   * {@inheritdoc}
+   */
+  public function validate($items, Constraint $constraint) {
+    // This validator only applies to events, stories and news releases.
+    // This validator is attached to the field_listing field.
+    // Check to see if the section for the current entity is a Manila section.
+    // If it is, load the listing page referenced by field_listing.
+    // If the section for the listing page doesn't match throw an error.
+    $entity = $items->getEntity();
+    $sectionTermID = $entity->field_administration->target_id;
+    $fieldLabel = $items->getFieldDefinition()->getLabel();
+    if ($sectionTermID === $this->manilaVaSystemId) {
+      $node_storage = \Drupal::entityTypeManager()->getStorage('node');
+      $term_storage = \Drupal::entityTypeManager()->getStorage('taxonomy_term');
+      $sectionName = $term_storage->load($sectionTermID)->getName();
+      foreach ($items as $item) {
+        /** @var \Drupal\va_gov_manila\Plugin\Validation\Constraint\ManilaSectionListParity $constraint */
+        $listPage = $node_storage->load($item->target_id);
+        if ($listPage->field_administration->target_id !== $sectionTermID) {
+          $this->context->addViolation($constraint->notSectionListMatch, [
+            '%section' => $sectionName,
+            '%fieldLabel' => $fieldLabel,
+          ]);
+          return;
+        }
+      }
+    }
+  }
+
+}

docroot/modules/custom/va_gov_manila/va_gov_manila.module

@@ -0,0 +1,26 @@
+<?php
+
+/**
+ * @file
+ * Contains va_gov_manila.module.
+ */
+
+use Drupal\Core\Entity\EntityTypeInterface;
+
+/**
+ * Implements hook_entity_bundle_field_info_alter().
+ */
+function va_gov_manila_entity_bundle_field_info_alter(&$fields, EntityTypeInterface $entity_type, $bundle) {
+  $list_item_bundles = [
+    'event',
+    'news_story',
+    'press_release',
+  ];
+  if (($entity_type->id() === 'node')
+  && (in_array($bundle, $list_item_bundles))
+  && (isset($fields['field_listing']))
+  && (isset($fields['field_administration']))) {
+    // Limit the listing selection based on section.
+    $fields['field_listing']->addConstraint('ManilaSectionListParity');
+  }
+}