function TranslateEditForm::buildForm

Overrides FormInterface::buildForm

File

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

Class

TranslateEditForm

Defines a translation edit form.

Namespace

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' => $translation_array[$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;
}