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function locale_form_alter in Drupal 6

Same name and namespace in other branches
  1. 7 modules/locale/locale.module \locale_form_alter()

Implementation of hook_form_alter(). Adds language fields to forms.

File

modules/locale/locale.module, line 241
Add language handling functionality and enables the translation of the user interface to languages other than English.

Code

function locale_form_alter(&$form, $form_state, $form_id) {
  switch ($form_id) {

    // Language field for paths
    case 'path_admin_form':
      $form['language'] = array(
        '#type' => 'select',
        '#title' => t('Language'),
        '#options' => array(
          '' => t('All languages'),
        ) + locale_language_list('name'),
        '#default_value' => $form['language']['#value'],
        '#weight' => -10,
        '#description' => t('A path alias set for a specific language will always be used when displaying this page in that language, and takes precedence over path aliases set for <em>All languages</em>.'),
      );
      break;

    // Language setting for content types
    case 'node_type_form':
      if (isset($form['identity']['type'])) {
        $form['workflow']['language_content_type'] = array(
          '#type' => 'radios',
          '#title' => t('Multilingual support'),
          '#default_value' => variable_get('language_content_type_' . $form['#node_type']->type, 0),
          '#options' => array(
            t('Disabled'),
            t('Enabled'),
          ),
          '#description' => t('Enable multilingual support for this content type. If enabled, a language selection field will be added to the editing form, allowing you to select from one of the <a href="!languages">enabled languages</a>. If disabled, new posts are saved with the default language. Existing content will not be affected by changing this option.', array(
            '!languages' => url('admin/settings/language'),
          )),
        );
      }
      break;

    // Language field for nodes
    default:
      if (isset($form['#id']) && $form['#id'] == 'node-form') {
        if (isset($form['#node']->type) && variable_get('language_content_type_' . $form['#node']->type, 0)) {
          $form['language'] = array(
            '#type' => 'select',
            '#title' => t('Language'),
            '#default_value' => isset($form['#node']->language) ? $form['#node']->language : '',
            '#options' => array(
              '' => t('Language neutral'),
            ) + locale_language_list('name'),
          );
        }
        elseif (!isset($form['#node']->nid)) {
          $default = language_default();
          $form['language'] = array(
            '#type' => 'value',
            '#value' => $default->language,
          );
        }
      }
  }
}