function comment_form_submit

Process comment form submissions; prepare the comment, store it, and set a redirection target.

File

modules/comment/comment.module, line 2253

Code

function comment_form_submit($form, &$form_state) {
    $node = node_load($form_state['values']['nid']);
    $comment = comment_form_submit_build_comment($form, $form_state);
    if (user_access('post comments') && (user_access('administer comments') || $node->comment == COMMENT_NODE_OPEN)) {
        // Save the anonymous user information to a cookie for reuse.
        if (user_is_anonymous()) {
            user_cookie_save(array_intersect_key($form_state['values'], array_flip(array(
                'name',
                'mail',
                'homepage',
            ))));
        }
        comment_save($comment);
        $form_state['values']['cid'] = $comment->cid;
        // Add an entry to the watchdog log.
        watchdog('content', 'Comment posted: %subject.', array(
            '%subject' => $comment->subject,
        ), WATCHDOG_NOTICE, l(t('view'), 'comment/' . $comment->cid, array(
            'fragment' => 'comment-' . $comment->cid,
        )));
        // Explain the approval queue if necessary.
        if ($comment->status == COMMENT_NOT_PUBLISHED) {
            if (!user_access('administer comments')) {
                drupal_set_message(t('Your comment has been queued for review by site administrators and will be published after approval.'));
            }
        }
        else {
            drupal_set_message(t('Your comment has been posted.'));
        }
        $query = array();
        // Find the current display page for this comment.
        $page = comment_get_display_page($comment->cid, $node->type);
        if ($page > 0) {
            $query['page'] = $page;
        }
        // Redirect to the newly posted comment.
        $redirect = array(
            'node/' . $node->nid,
            array(
                'query' => $query,
                'fragment' => 'comment-' . $comment->cid,
            ),
        );
    }
    else {
        watchdog('content', 'Comment: unauthorized comment submitted or comment submitted to a closed post %subject.', array(
            '%subject' => $comment->subject,
        ), WATCHDOG_WARNING);
        drupal_set_message(t('Comment: unauthorized comment submitted or comment submitted to a closed post %subject.', array(
            '%subject' => $comment->subject,
        )), 'error');
        // Redirect the user to the node they are commenting on.
        $redirect = 'node/' . $node->nid;
    }
    $form_state['redirect'] = $redirect;
    // Clear the block and page caches so that anonymous users see the comment
    // they have posted.
    cache_clear_all();
}