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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Drupal\name\Service; |
| 6 | |
| 7 | use Drupal\Core\Extension\ModuleHandlerInterface; |
| 8 | use Drupal\Core\Form\FormStateInterface; |
| 9 | use Drupal\Core\StringTranslation\StringTranslationTrait; |
| 10 | use Drupal\Core\StringTranslation\TranslationInterface; |
| 11 | use Drupal\name\Utility\NameComponents; |
| 12 | |
| 13 | /** |
| 14 | * Validates name element minimum components and required state. |
| 15 | * |
| 16 | * @internal |
| 17 | */ |
| 18 | class ElementValidatorService implements ElementValidatorInterface { |
| 19 | |
| 20 | use StringTranslationTrait; |
| 21 | |
| 22 | public function __construct( |
| 23 | private readonly ModuleHandlerInterface $moduleHandler, |
| 24 | TranslationInterface $string_translation, |
| 25 | private readonly NameComponentMetadataInterface $componentMetadata, |
| 26 | ) { |
| 27 | $this->setStringTranslation($string_translation); |
| 28 | } |
| 29 | |
| 30 | /** |
| 31 | * Validates a name form element. |
| 32 | */ |
| 33 | public function validate(array $element, FormStateInterface $form_state): array { |
| 34 | if (empty($element['#needs_validation'])) { |
| 35 | return $element; |
| 36 | } |
| 37 | |
| 38 | $minimum_components = array_filter($element['#minimum_components']); |
| 39 | $labels = $this->resolveLabels($element); |
| 40 | $item = $element['#value']; |
| 41 | $empty = NameComponents::isEmptyForValidation($item); |
| 42 | $item_components = $this->resolveFilledComponents($element, $labels); |
| 43 | $item_components = $this->applyFamilyOrGivenLogic($element, $labels, $item_components); |
| 44 | $missing_labels = $this->resolveMissingLabels($minimum_components, $item_components, $labels); |
| 45 | $is_inline = (bool) $this->moduleHandler->moduleExists('inline_form_errors'); |
| 46 | |
| 47 | $has_partial_input = (!$empty && !empty($missing_labels)); |
| 48 | if ($has_partial_input) { |
| 49 | $this->setPartialInputErrors($element, $form_state, $missing_labels, $is_inline); |
| 50 | } |
| 51 | |
| 52 | $is_required_and_empty = ($empty && $element['#required']); |
| 53 | if ($is_required_and_empty) { |
| 54 | $this->setRequiredErrors($element, $form_state, $missing_labels, $is_inline); |
| 55 | } |
| 56 | return $element; |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * Resolves validation labels for enabled components. |
| 61 | */ |
| 62 | private function resolveLabels(array $element): array { |
| 63 | $labels = []; |
| 64 | foreach ($element['#components'] as $key => $component) { |
| 65 | if (!isset($component['exclude'])) { |
| 66 | $labels[$key] = $component['title']; |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | return $labels; |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * Resolves components containing user-entered values. |
| 75 | */ |
| 76 | private function resolveFilledComponents(array $element, array $labels): array { |
| 77 | $item = $element['#value']; |
| 78 | $item_components = []; |
| 79 | |
| 80 | $translation_keys = array_keys($this->componentMetadata->getTranslations()); |
| 81 | foreach ($translation_keys as $key) { |
| 82 | $component_is_absent = (!isset($labels[$key]) && !isset($item[$key])); |
| 83 | if ($component_is_absent) { |
| 84 | continue; |
| 85 | } |
| 86 | |
| 87 | $value = $item[$key] ?? NULL; |
| 88 | |
| 89 | $is_select = (($element['#components'][$key]['type'] ?? NULL) === 'select'); |
| 90 | $is_none_selection = ($is_select && $value === '_none'); |
| 91 | if ($is_none_selection) { |
| 92 | $value = ''; |
| 93 | } |
| 94 | |
| 95 | if (!empty($value)) { |
| 96 | $item_components[$key] = 1; |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | return $item_components; |
| 101 | } |
| 102 | |
| 103 | /** |
| 104 | * Applies the family-or-given shortcut when it is configured. |
| 105 | */ |
| 106 | private function applyFamilyOrGivenLogic( |
| 107 | array $element, |
| 108 | array $labels, |
| 109 | array $item_components, |
| 110 | ): array { |
| 111 | $item = $element['#value']; |
| 112 | if (!empty($element['#allow_family_or_given'])) { |
| 113 | $has_given_and_family = (isset($labels['given']) && isset($labels['family'])); |
| 114 | if ($has_given_and_family) { |
| 115 | $has_given_or_family = (!empty($item['given']) || !empty($item['family'])); |
| 116 | if ($has_given_or_family) { |
| 117 | $item_components['given'] = 1; |
| 118 | $item_components['family'] = 1; |
| 119 | } |
| 120 | } |
| 121 | } |
| 122 | |
| 123 | return $item_components; |
| 124 | } |
| 125 | |
| 126 | /** |
| 127 | * Resolves enabled labels for missing minimum components. |
| 128 | */ |
| 129 | private function resolveMissingLabels( |
| 130 | array $minimum_components, |
| 131 | array $item_components, |
| 132 | array $labels, |
| 133 | ): array { |
| 134 | $missing_components = array_diff(array_keys($minimum_components), array_keys($item_components)); |
| 135 | $missing_components = array_combine($missing_components, $missing_components); |
| 136 | |
| 137 | return array_intersect_key($labels, $missing_components); |
| 138 | } |
| 139 | |
| 140 | /** |
| 141 | * Sets validation errors for partial name input. |
| 142 | */ |
| 143 | private function setPartialInputErrors( |
| 144 | array $element, |
| 145 | FormStateInterface $form_state, |
| 146 | array $missing_labels, |
| 147 | bool $is_inline, |
| 148 | ): void { |
| 149 | if ($is_inline) { |
| 150 | foreach ($missing_labels as $key => $label) { |
| 151 | $form_state->setError($element[$key], $this->t('@name requires <em>@components</em>.', [ |
| 152 | '@name' => $element['#title'], |
| 153 | '@components' => $label, |
| 154 | ])); |
| 155 | } |
| 156 | return; |
| 157 | } |
| 158 | |
| 159 | $form_state->setError($element[key($missing_labels)], $this->t('@name requires <em>@components</em>.', [ |
| 160 | '@name' => $element['#title'], |
| 161 | '@components' => implode(', ', $missing_labels), |
| 162 | ])); |
| 163 | |
| 164 | foreach ($missing_labels as $key => $label) { |
| 165 | $form_state->setError($element[$key]); |
| 166 | } |
| 167 | } |
| 168 | |
| 169 | /** |
| 170 | * Sets validation errors for required name input. |
| 171 | */ |
| 172 | private function setRequiredErrors( |
| 173 | array $element, |
| 174 | FormStateInterface $form_state, |
| 175 | array $missing_labels, |
| 176 | bool $is_inline, |
| 177 | ): void { |
| 178 | if ($is_inline) { |
| 179 | foreach ($missing_labels as $key => $label) { |
| 180 | $form_state->setError($element[$key], $this->t('@name requires <em>@components</em>.', [ |
| 181 | '@name' => $element['#title'], |
| 182 | '@components' => $label, |
| 183 | ])); |
| 184 | } |
| 185 | return; |
| 186 | } |
| 187 | |
| 188 | $form_state->setError($element, $this->t('@name field is required.', ['@name' => $element['#title']])); |
| 189 | } |
| 190 | |
| 191 | } |