sort_comments.module in Sort Comments 7

File

sort_comments.module

<?php

/* [e-mail] - blackice78 */
define('SORT_COMMENTS_OLDER_FIRST', 1);

// default
define('SORT_COMMENTS_NEWER_FIRST', 2);

/* Alter node type form: allow user to decide comments sorting */
function sort_comments_form_node_type_form_alter(&$form, $form_state) {
  $form['comment']['comment_default_sorting'] = array(
    '#title' => t('Sort'),
    '#type' => 'select',
    '#options' => array(
      1 => t('Older first'),
      2 => t('Newer first'),
    ),
    '#default_value' => variable_get('comment_default_sorting_' . $form['#node_type']->type, SORT_COMMENTS_OLDER_FIRST),
  );
}

/* Alter comments query */
function sort_comments_query_comment_filter_alter(QueryAlterableInterface $query) {
  if (($node = $query
    ->getMetaData('node')) && get_class($query) == 'PagerDefault') {
    $sort = variable_get('comment_default_sorting_' . $node->type, SORT_COMMENTS_OLDER_FIRST);
    if ($sort == SORT_COMMENTS_NEWER_FIRST) {
      $orderby =& $query
        ->getOrderBy();
      $expressions =& $query
        ->getExpressions();
      if (isset($orderby['torder'])) {
        unset($expressions['torder']);
        unset($orderby['torder']);
        $orderby['c.thread'] = 'DESC';
      }
      else {
        $orderby['c.cid'] = 'DESC';
      }
    }
  }
}

Functions

Name	Description
sort_comments_form_node_type_form_alter
sort_comments_query_comment_filter_alter

Constants

Name	Description
SORT_COMMENTS_NEWER_FIRST
SORT_COMMENTS_OLDER_FIRST