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RelationshipContactsConstraintValidator
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1<?php
2
3namespace Drupal\crm\Plugin\Validation\Constraint;
4
5use Symfony\Component\Validator\Constraint;
6use Symfony\Component\Validator\ConstraintValidator;
7
8/**
9 * Validates that Contact A and Contact B are different.
10 */
11class RelationshipContactsConstraintValidator extends ConstraintValidator {
12
13  /**
14   * Validates the entity.
15   *
16   * @param \Drupal\Core\Entity\EntityInterface $entity
17   *   The entity being validated.
18   * @param \Drupal\crm\Plugin\Validation\Constraint\RelationshipContactsConstraint $constraint
19   *   The constraint to validate against.
20   */
21  public function validate($entity, Constraint $constraint) {
22    $contact_a = $entity->get('contacts')->referencedEntities()[0] ?? NULL;
23    $contact_b = $entity->get('contacts')->referencedEntities()[1] ?? NULL;
24
25    $contact_a_target_id = $contact_a ? $contact_a->id() : NULL;
26    $contact_b_target_id = $contact_b ? $contact_b->id() : NULL;
27
28    if ($contact_a_target_id === $contact_b_target_id) {
29      $this->context->addViolation($constraint->differentMessage);
30    }
31
32    $relationship_type = $entity->get('bundle')->entity ?? NULL;
33    $expected_contact_a_type = $relationship_type ? $relationship_type->get('contact_type_a') : NULL;
34    $expected_contact_b_type = $relationship_type ? $relationship_type->get('contact_type_b') : NULL;
35
36    $contact_a_type = $contact_a ? $contact_a->bundle() : NULL;
37    $contact_b_type = $contact_b ? $contact_b->bundle() : NULL;
38
39    if ($expected_contact_a_type !== $contact_a_type) {
40      $this->context->buildViolation($constraint->wrongTypeMessage)
41        ->atPath('contact_a')
42        ->setParameter('@type', $expected_contact_a_type)
43        ->addViolation();
44    }
45
46    if ($expected_contact_b_type !== $contact_b_type) {
47      $this->context->buildViolation($constraint->wrongTypeMessage)
48        ->atPath('contact_b')
49        ->setParameter('@type', $expected_contact_b_type)
50        ->addViolation();
51    }
52  }
53
54}