comment_form_alter

• Drupal 4.7
• Drupal 5
• Drupal 6
• Drupal 7

Versions

4.7 – 5

comment_form_alter($form_id, &$form)

6 – 7

comment_form_alter(&$form, $form_state, $form_id)

Implement hook_form_alter().

Code

modules/comment/comment.module, line 1015

<?php
function comment_form_alter(&$form, $form_state, $form_id) {
  if (!empty($form['#node_edit_form'])) {
    $node = $form['#node'];
    $form['comment_settings'] = array(
      '#type' => 'fieldset',
      '#access' => user_access('administer comments'),
      '#title' => t('Comment settings'),
      '#collapsible' => TRUE,
      '#collapsed' => TRUE,
      '#group' => 'additional_settings',
      '#attached' => array(
        'js' => array(drupal_get_path('module', 'comment') . '/comment-node-form.js'),
       ),
      '#weight' => 30,
    );
    $comment_count = isset($node->nid) ? db_query('SELECT comment_count FROM {node_comment_statistics} WHERE nid = :nid', array(':nid' => $node->nid))->fetchField() : 0;
    $comment_settings = ($node->comment == COMMENT_NODE_HIDDEN && empty($comment_count)) ? COMMENT_NODE_CLOSED : $node->comment;
    $form['comment_settings']['comment'] = array(
      '#type' => 'radios',
      '#parents' => array('comment'),
      '#default_value' => $comment_settings,
      '#options' => array(
        COMMENT_NODE_OPEN => t('Open'),
        COMMENT_NODE_CLOSED => t('Closed'),
        COMMENT_NODE_HIDDEN => t('Hidden'),
      ),
      COMMENT_NODE_OPEN => array(
        '#type' => 'radio',
        '#title' => t('Open'),
        '#description' => t('Users with the "Post comments" permission can post comments.'),
        '#return_value' => COMMENT_NODE_OPEN,
        '#default_value' => $comment_settings,
        '#id' => 'edit-comment-2',
        '#parents' => array('comment'),
      ),
      COMMENT_NODE_CLOSED => array(
        '#type' => 'radio',
        '#title' => t('Closed'),
        '#description' => t('Users cannot post comments, but existing comments will be displayed.'),
        '#return_value' => COMMENT_NODE_CLOSED,
        '#default_value' => $comment_settings,
        '#id' => 'edit-comment-1',
        '#parents' => array('comment'),
      ),
      COMMENT_NODE_HIDDEN => array(
        '#type' => 'radio',
        '#title' => t('Hidden'),
        '#description' => t('Comments are hidden from view.'),
        '#return_value' => COMMENT_NODE_HIDDEN,
        '#default_value' => $comment_settings,
        '#id' => 'edit-comment-0',
        '#parents' => array('comment'),
      ),
    );
    // If the node doesn't have any comments, the "hidden" option makes no
    // sense, so don't even bother presenting it to the user.
    if (empty($comment_count)) {
      unset($form['comment_settings']['comment']['#options'][COMMENT_NODE_HIDDEN]);
      unset($form['comment_settings']['comment'][COMMENT_NODE_HIDDEN]);
      $form['comment_settings']['comment'][COMMENT_NODE_CLOSED]['#description'] = t('Users cannot post comments.');
    }
  }
}
?>

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