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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Drupal\name\Service; |
| 6 | |
| 7 | use Drupal\Core\Entity\EntityTypeManagerInterface; |
| 8 | use Drupal\Core\Extension\ModuleHandlerInterface; |
| 9 | use Drupal\Core\Field\FieldDefinitionInterface; |
| 10 | |
| 11 | /** |
| 12 | * Options provider for name field components. |
| 13 | */ |
| 14 | class NameOptionService implements NameOptionInterface { |
| 15 | |
| 16 | /** |
| 17 | * The entity type manager. |
| 18 | */ |
| 19 | protected EntityTypeManagerInterface $entityTypeManager; |
| 20 | |
| 21 | /** |
| 22 | * The module handler. |
| 23 | */ |
| 24 | protected ModuleHandlerInterface $moduleHandler; |
| 25 | |
| 26 | /** |
| 27 | * The term storage manager. |
| 28 | * |
| 29 | * @var \Drupal\taxonomy\TermStorageInterface|null |
| 30 | */ |
| 31 | protected $termStorage; |
| 32 | |
| 33 | /** |
| 34 | * The vocabulary storage manager. |
| 35 | * |
| 36 | * @var \Drupal\taxonomy\VocabularyStorageInterface|null |
| 37 | */ |
| 38 | protected $vocabularyStorage; |
| 39 | |
| 40 | /** |
| 41 | * Constructs a NameOptionService object. |
| 42 | */ |
| 43 | public function __construct(EntityTypeManagerInterface $entity_type_manager, ModuleHandlerInterface $module_handler) { |
| 44 | $this->entityTypeManager = $entity_type_manager; |
| 45 | $this->moduleHandler = $module_handler; |
| 46 | |
| 47 | $has_taxonomy_storage = ( |
| 48 | $this->entityTypeManager && $this->moduleHandler->moduleExists('taxonomy') |
| 49 | ); |
| 50 | if ($has_taxonomy_storage) { |
| 51 | $this->termStorage = $this->entityTypeManager->getStorage('taxonomy_term'); |
| 52 | $this->vocabularyStorage = $this->entityTypeManager->getStorage('taxonomy_vocabulary'); |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * {@inheritdoc} |
| 58 | */ |
| 59 | public function getOptions(FieldDefinitionInterface $field, string $component): array { |
| 60 | $settings = $field->getSettings(); |
| 61 | $options = $this->loadComponentOptions($settings, $component); |
| 62 | $options = $this->expandVocabularyOptions($options, $settings, $component); |
| 63 | $options = array_unique($options); |
| 64 | $options = $this->sortComponentOptionsIfEnabled($options, $settings, $component); |
| 65 | |
| 66 | return $this->buildKeyedOptions($options); |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * Loads raw string options from field settings. |
| 71 | * |
| 72 | * Field settings may store TranslatableMarkup or other Stringable values. |
| 73 | * |
| 74 | * @param array<string, mixed> $settings |
| 75 | * Field settings. |
| 76 | * @param string $component |
| 77 | * Name component key. |
| 78 | * |
| 79 | * @return list<string> |
| 80 | * Option strings. |
| 81 | */ |
| 82 | protected function loadComponentOptions(array $settings, string $component): array { |
| 83 | return array_map( |
| 84 | static fn ($item): string => (string) $item, |
| 85 | (array) ($settings[$component . '_options'] ?? []) |
| 86 | ); |
| 87 | } |
| 88 | |
| 89 | /** |
| 90 | * Replaces vocabulary tokens with taxonomy term names. |
| 91 | * |
| 92 | * @param list<string> $options |
| 93 | * Raw option strings. |
| 94 | * @param array<string, mixed> $settings |
| 95 | * Field settings. |
| 96 | * @param string $component |
| 97 | * Name component key. |
| 98 | * |
| 99 | * @return list<string> |
| 100 | * Options with vocabulary tokens expanded. |
| 101 | */ |
| 102 | protected function expandVocabularyOptions(array $options, array $settings, string $component): array { |
| 103 | foreach ($options as $index => $opt) { |
| 104 | if (!preg_match(NameOptionInterface::VOCABULARY_REGEX, trim($opt), $matches)) { |
| 105 | continue; |
| 106 | } |
| 107 | unset($options[$index]); |
| 108 | $this->appendTermsFromVocabulary($options, $matches[1], $settings, $component); |
| 109 | } |
| 110 | return $options; |
| 111 | } |
| 112 | |
| 113 | /** |
| 114 | * Appends taxonomy term names for a vocabulary into the options list. |
| 115 | * |
| 116 | * @param list<string> $options |
| 117 | * Options list to append to. |
| 118 | * @param string $vocabulary_id |
| 119 | * Taxonomy vocabulary machine name. |
| 120 | * @param array<string, mixed> $settings |
| 121 | * Field settings. |
| 122 | * @param string $component |
| 123 | * Name component key. |
| 124 | */ |
| 125 | protected function appendTermsFromVocabulary(array &$options, string $vocabulary_id, array $settings, string $component): void { |
| 126 | $storage_is_unavailable = (!$this->termStorage || !$this->vocabularyStorage); |
| 127 | if ($storage_is_unavailable) { |
| 128 | return; |
| 129 | } |
| 130 | $vocabulary = $this->vocabularyStorage->load($vocabulary_id); |
| 131 | if (!$vocabulary) { |
| 132 | return; |
| 133 | } |
| 134 | $max_length = $settings['max_length'][$component] ?? 255; |
| 135 | foreach ($this->termStorage->loadTree($vocabulary->id()) as $term) { |
| 136 | if (mb_strlen($term->name) <= $max_length) { |
| 137 | $options[] = $term->name; |
| 138 | } |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | /** |
| 143 | * Sorts options when the field enables sort for this component. |
| 144 | * |
| 145 | * @param list<string> $options |
| 146 | * Option strings. |
| 147 | * @param array<string, mixed> $settings |
| 148 | * Field settings. |
| 149 | * @param string $component |
| 150 | * Name component key. |
| 151 | * |
| 152 | * @return list<string> |
| 153 | * Sorted options. |
| 154 | */ |
| 155 | protected function sortComponentOptionsIfEnabled(array $options, array $settings, string $component): array { |
| 156 | $should_sort = ( |
| 157 | isset($settings['sort_options']) && !empty($settings['sort_options'][$component]) |
| 158 | ); |
| 159 | if ($should_sort) { |
| 160 | natcasesort($options); |
| 161 | } |
| 162 | return $options; |
| 163 | } |
| 164 | |
| 165 | /** |
| 166 | * Builds keyed options and maps a dashed placeholder to _none. |
| 167 | * |
| 168 | * @param list<string> $options |
| 169 | * Option strings. |
| 170 | * |
| 171 | * @return array<string, string> |
| 172 | * Options keyed by value. |
| 173 | */ |
| 174 | protected function buildKeyedOptions(array $options): array { |
| 175 | $default = FALSE; |
| 176 | foreach ($options as $index => $opt) { |
| 177 | if (strpos($opt, '--') !== 0) { |
| 178 | continue; |
| 179 | } |
| 180 | unset($options[$index]); |
| 181 | $default = trim(mb_substr($opt, 2)); |
| 182 | } |
| 183 | $options = array_map( |
| 184 | static fn (string $value): string => trim($value), |
| 185 | $options |
| 186 | ); |
| 187 | $options = array_combine($options, $options); |
| 188 | if ($default !== FALSE) { |
| 189 | $options = ['_none' => $default] + $options; |
| 190 | } |
| 191 | return $options; |
| 192 | } |
| 193 | |
| 194 | } |