public function TranslateEditForm::buildForm in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/locale/src/Form/TranslateEditForm.php \Drupal\locale\Form\TranslateEditForm::buildForm()

Form constructor.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

array The form structure.

Overrides FormInterface::buildForm

File

core/modules/locale/src/Form/TranslateEditForm.php, line 27

Class

TranslateEditForm

Defines a translation edit form.

Namespace

Drupal\locale\Form

Code

public function buildForm(array $form, FormStateInterface $form_state) {
  $filter_values = $this
    ->translateFilterValues();
  $langcode = $filter_values['langcode'];
  $this->languageManager
    ->reset();
  $languages = $this->languageManager
    ->getLanguages();
  $langname = isset($langcode) ? $languages[$langcode]
    ->getName() : "- None -";
  $form['#attached']['library'][] = 'locale/drupal.locale.admin';
  $form['langcode'] = [
    '#type' => 'value',
    '#value' => $filter_values['langcode'],
  ];
  $form['strings'] = [
    '#type' => 'table',
    '#tree' => TRUE,
    '#language' => $langname,
    '#header' => [
      $this
        ->t('Source string'),
      $this
        ->t('Translation for @language', [
        '@language' => $langname,
      ]),
    ],
    '#empty' => $this
      ->t('No strings available.'),
    '#attributes' => [
      'class' => [
        'locale-translate-edit-table',
      ],
    ],
  ];
  if (isset($langcode)) {
    $strings = $this
      ->translateFilterLoadStrings();
    $plurals = $this
      ->getNumberOfPlurals($langcode);
    foreach ($strings as $string) {

      // Cast into source string, will do for our purposes.
      $source = new SourceString($string);

      // Split source to work with plural values.
      $source_array = $source
        ->getPlurals();
      $translation_array = $string
        ->getPlurals();
      if (count($source_array) == 1) {

        // Add original string value and mark as non-plural.
        $plural = FALSE;
        $form['strings'][$string->lid]['original'] = [
          '#type' => 'item',
          '#title' => $this
            ->t('Source string (@language)', [
            '@language' => $this
              ->t('Built-in English'),
          ]),
          '#title_display' => 'invisible',
          '#plain_text' => $source_array[0],
          '#prefix' => '<span lang="en">',
          '#suffix' => '</span>',
        ];
      }
      else {

        // Add original string value and mark as plural.
        $plural = TRUE;
        $original_singular = [
          '#type' => 'item',
          '#title' => $this
            ->t('Singular form'),
          '#plain_text' => $source_array[0],
          '#prefix' => '<span class="visually-hidden">' . $this
            ->t('Source string (@language)', [
            '@language' => $this
              ->t('Built-in English'),
          ]) . '</span><span lang="en">',
          '#suffix' => '</span>',
        ];
        $original_plural = [
          '#type' => 'item',
          '#title' => $this
            ->t('Plural form'),
          '#plain_text' => $source_array[1],
          '#prefix' => '<span lang="en">',
          '#suffix' => '</span>',
        ];
        $form['strings'][$string->lid]['original'] = [
          $original_singular,
          [
            '#markup' => '<br>',
          ],
          $original_plural,
        ];
      }
      if (!empty($string->context)) {
        $form['strings'][$string->lid]['original'][] = [
          '#type' => 'inline_template',
          '#template' => '<br><small>{{ context_title }}: <span lang="en">{{ context }}</span></small>',
          '#context' => [
            'context_title' => $this
              ->t('In Context'),
            'context' => $string->context,
          ],
        ];
      }

      // Approximate the number of rows to use in the default textarea.
      $rows = min(ceil(str_word_count($source_array[0]) / 12), 10);
      if (!$plural) {
        $form['strings'][$string->lid]['translations'][0] = [
          '#type' => 'textarea',
          '#title' => $this
            ->t('Translated string (@language)', [
            '@language' => $langname,
          ]),
          '#title_display' => 'invisible',
          '#rows' => $rows,
          '#default_value' => $translation_array[0],
          '#attributes' => [
            'lang' => $langcode,
          ],
        ];
      }
      else {

        // Add a textarea for each plural variant.
        for ($i = 0; $i < $plurals; $i++) {
          $form['strings'][$string->lid]['translations'][$i] = [
            '#type' => 'textarea',
            // @todo Should use better labels https://www.drupal.org/node/2499639
            '#title' => $i == 0 ? $this
              ->t('Singular form') : $this
              ->formatPlural($i, 'First plural form', '@count. plural form'),
            '#rows' => $rows,
            '#default_value' => isset($translation_array[$i]) ? $translation_array[$i] : '',
            '#attributes' => [
              'lang' => $langcode,
            ],
            '#prefix' => $i == 0 ? '<span class="visually-hidden">' . $this
              ->t('Translated string (@language)', [
              '@language' => $langname,
            ]) . '</span>' : '',
          ];
        }
        if ($plurals == 2) {

          // Simplify interface text for the most common case.
          $form['strings'][$string->lid]['translations'][1]['#title'] = $this
            ->t('Plural form');
        }
      }
    }
    if (count(Element::children($form['strings']))) {
      $form['actions'] = [
        '#type' => 'actions',
      ];
      $form['actions']['submit'] = [
        '#type' => 'submit',
        '#value' => $this
          ->t('Save translations'),
      ];
    }
  }
  $form['pager']['#type'] = 'pager';
  return $form;
}