function lingotek_form_comment_form_alter in Lingotek Translation 7.3

Same name and namespace in other branches

1. 7.7 lingotek.module \lingotek_form_comment_form_alter()
2. 7.2 lingotek.module \lingotek_form_comment_form_alter()
3. 7.4 lingotek.module \lingotek_form_comment_form_alter()
4. 7.5 lingotek.module \lingotek_form_comment_form_alter()
5. 7.6 lingotek.module \lingotek_form_comment_form_alter()

Implements hook_form_FORMID_alter().

File

./lingotek.module, line 1234

Code

function lingotek_form_comment_form_alter(&$form, $form_state) {
  if (variable_get('lingotek_translate_comments', FALSE)) {

    // Caution.  There be some wackey voodoo in here.
    // The locale module is going to set the comment's language to the user's browsing language
    // but the form_attach_fields call in comment_form() will have already run
    // setting all field language contents to the site's default.
    // Copy the fields to match the language of the comment.
    $default_language = language_default('language');

    // 'es', 'de', 'en', etc.
    $comment_language = $form['language']['#value'];
    $comment_bundle = $form['#bundle'];
    $comment_fields = array_keys(field_info_instances('comment', $comment_bundle));
    if ($comment_language != $default_language) {

      // Loop through each comment field
      foreach ($comment_fields as $comment_field) {

        // IE:  'comment_body', 'subject_field'
        if (isset($form['cid']['#value'])) {

          // Comment Edit
          $form['lingotek_language_notes'] = array(
            '#weight' => -15,
            '#markup' => '<div style="padding: 5px 0px;"><strong>Note:</strong>  When editing a comment you are only allowed to edit the original.</div>',
          );

          // Make sure the comment form is setup so that the form uses the source comment language.
          if (!empty($form[$comment_field][$default_language])) {

            // You have to do this (even for an empty form), or your comment form disappears, because you have no language content to edit.  So its important before the unset.
            $form[$comment_field][$comment_language] = $form[$comment_field][$default_language];
            unset($form[$comment_field][$default_language]);
          }

          // Now, set the field #default_value as our source language comment
          $original_field_text = $form[$comment_field][$comment_language][0]['#entity']->{$comment_field}[$comment_language][0]['value'];

          // The default field value could be set in 1 of 2 places.  So check both.
          if (isset($form[$comment_field][$comment_language][0]['value'])) {
            $form[$comment_field][$comment_language][0]['value']['#default_value'] = $original_field_text;
          }
          else {
            $form[$comment_field][$comment_language][0]['#default_value'] = $original_field_text;
          }

          // These may not be needed.   They just set the langauge to match the comment language everywhere they can.
          $form[$comment_field]['#language'] = $comment_language;
          $form[$comment_field][$comment_language]['#language'] = $comment_language;
          $form[$comment_field][$comment_language][0]['#language'] = $comment_language;
        }
        else {

          // Comment Add
          // This changes the form, from being submitted in the default language, to being submitted in the language of the page you are viewing.
          if (!empty($form[$comment_field][$default_language])) {

            // You have to do this (even for an empty form), or your comment form disappears, because you have no language content to edit.  So its important before the unset.
            $form[$comment_field][$comment_language] = $form[$comment_field][$default_language];
            unset($form[$comment_field][$default_language]);
          }
        }
      }

      // END:  foreach $comment_fields
    }

    // END:  if $comment_language != $default_language
  }
}