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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Drupal\name\Utility; |
| 6 | |
| 7 | use Drupal\Core\Cache\CacheableDependencyInterface; |
| 8 | use Drupal\Core\Entity\ContentEntityInterface; |
| 9 | use Drupal\Core\Entity\EntityTypeManagerInterface; |
| 10 | use Drupal\Core\Field\FieldItemListInterface; |
| 11 | use Drupal\Core\Render\BubbleableMetadata; |
| 12 | use Drupal\name\Plugin\Field\FieldType\NameItem; |
| 13 | use Drupal\name\Service\NameFormatterInterface; |
| 14 | |
| 15 | /** |
| 16 | * Computes formatted name field token replacement text. |
| 17 | * |
| 18 | * @internal |
| 19 | */ |
| 20 | final class FormattedNameTokenReplacement { |
| 21 | |
| 22 | /** |
| 23 | * Computes replacement text for a formatted name field token. |
| 24 | */ |
| 25 | public static function resolve( |
| 26 | ContentEntityInterface $entity, |
| 27 | string $field_name, |
| 28 | int $delta, |
| 29 | string $format_id, |
| 30 | array $options, |
| 31 | BubbleableMetadata $bubbleable_metadata, |
| 32 | EntityTypeManagerInterface $entity_type_manager, |
| 33 | NameFormatterInterface $name_formatter, |
| 34 | ): string { |
| 35 | $items = self::loadNameFieldList($entity, $field_name); |
| 36 | if ($items === NULL) { |
| 37 | return ''; |
| 38 | } |
| 39 | self::addFieldCacheMetadata($entity, $items, $bubbleable_metadata); |
| 40 | self::attachFormatCacheMetadata( |
| 41 | $format_id, |
| 42 | $bubbleable_metadata, |
| 43 | $entity_type_manager, |
| 44 | ); |
| 45 | $item = self::nameItemAtDelta($items, $delta); |
| 46 | if ($item === NULL) { |
| 47 | return ''; |
| 48 | } |
| 49 | return self::formatItem($item, $format_id, $options, $name_formatter); |
| 50 | } |
| 51 | |
| 52 | /** |
| 53 | * Loads a name field item list when the field exists and is a name field. |
| 54 | */ |
| 55 | private static function loadNameFieldList( |
| 56 | ContentEntityInterface $entity, |
| 57 | string $field_name, |
| 58 | ): ?FieldItemListInterface { |
| 59 | if (!$entity->hasField($field_name)) { |
| 60 | return NULL; |
| 61 | } |
| 62 | $items = $entity->get($field_name); |
| 63 | if ($items->getFieldDefinition()->getType() !== 'name') { |
| 64 | return NULL; |
| 65 | } |
| 66 | return $items; |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * Adds entity and field list cache metadata to bubbleable metadata. |
| 71 | */ |
| 72 | private static function addFieldCacheMetadata( |
| 73 | ContentEntityInterface $entity, |
| 74 | FieldItemListInterface $items, |
| 75 | BubbleableMetadata $bubbleable_metadata, |
| 76 | ): void { |
| 77 | $bubbleable_metadata->addCacheableDependency($entity); |
| 78 | if ($items instanceof CacheableDependencyInterface) { |
| 79 | $bubbleable_metadata->addCacheableDependency($items); |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | /** |
| 84 | * Loads the requested name format (or default) and adds cache metadata. |
| 85 | */ |
| 86 | private static function attachFormatCacheMetadata( |
| 87 | string $format_id, |
| 88 | BubbleableMetadata $bubbleable_metadata, |
| 89 | EntityTypeManagerInterface $entity_type_manager, |
| 90 | ): void { |
| 91 | $format_storage = $entity_type_manager->getStorage('name_format'); |
| 92 | $used_format = $format_storage->load($format_id) |
| 93 | ?: $format_storage->load('default'); |
| 94 | if ($used_format) { |
| 95 | $bubbleable_metadata->addCacheableDependency($used_format); |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | /** |
| 100 | * Returns the name item at a delta when the list is non-empty and in range. |
| 101 | */ |
| 102 | private static function nameItemAtDelta( |
| 103 | FieldItemListInterface $items, |
| 104 | int $delta, |
| 105 | ): ?NameItem { |
| 106 | $delta_is_out_of_range = ( |
| 107 | $items->isEmpty() || $delta < 0 || $delta >= $items->count() |
| 108 | ); |
| 109 | if ($delta_is_out_of_range) { |
| 110 | return NULL; |
| 111 | } |
| 112 | $item = $items->get($delta); |
| 113 | if (!($item instanceof NameItem)) { |
| 114 | return NULL; |
| 115 | } |
| 116 | return $item; |
| 117 | } |
| 118 | |
| 119 | /** |
| 120 | * Formats a single name field item with the configured name formatter. |
| 121 | */ |
| 122 | private static function formatItem( |
| 123 | NameItem $item, |
| 124 | string $format_id, |
| 125 | array $options, |
| 126 | NameFormatterInterface $name_formatter, |
| 127 | ): string { |
| 128 | return (string) $name_formatter->format( |
| 129 | $item->filteredArray(), |
| 130 | $format_id, |
| 131 | $options['langcode'] ?? NULL, |
| 132 | ); |
| 133 | } |
| 134 | |
| 135 | } |