API@RTK0.NET

1. drupal
   1. 4.7
   2. 5 forum.module
   3. 6 theme.php

Format the next/previous forum topic navigation links.

Related topics

Themeable functions

Functions that display HTML, and which can be customized by themes.

Code

modules/forum.module, line 1051

<?php
function theme_forum_topic_navigation($node) {
  $output = '';

  // get previous and next topic
  $sql = "SELECT n.nid, n.title, n.sticky, l.comment_count, l.last_comment_timestamp FROM {node} n INNER JOIN {node_comment_statistics} l ON n.nid = l.nid INNER JOIN {term_node} r ON n.nid = r.nid AND r.tid = %d WHERE n.status = 1 AND n.type = 'forum' ORDER BY n.sticky DESC, " . _forum_get_topic_order_sql(variable_get('forum_order', 1));
  $result = db_query(db_rewrite_sql($sql), $node->tid);

  while ($topic = db_fetch_object($result)) {
    if ($stop == 1) {
      $next = new StdClass();
      $next->nid = $topic->nid;
      $next->title = $topic->title;
      break;
    }
    if ($topic->nid == $node->nid) {
      $stop = 1;
    }
    else {
      $prev = new StdClass();
      $prev->nid = $topic->nid;
      $prev->title = $topic->title;
    }
  }

  if ($prev || $next) {
    $output .= '<div class="forum-topic-navigation">';

    if ($prev) {
      $output .= l(t('‹ ') . $prev->title, 'node/' . $prev->nid, array('class' => 'topic-previous', 'title' => t('Go to previous forum topic')));
    }
    if ($prev && $next) {
      // Word break (a is an inline element)
      $output .= ' ';
    }
    if ($next) {
      $output .= l($next->title . t(' ›'), 'node/' . $next->nid, array('class' => 'topic-next', 'title' => t('Go to next forum topic')));
    }

    $output .= '<br class="clear" /></div>';
  }

  return $output;
}
?>