function do_trackback($formatter, $options) { global $DBInfo, $_release; $entry = ''; if (!$formatter->page->exists()) { $pos = strrpos($formatter->page->name, '/'); if ($pos > 0) { $entry = substr($formatter->page->name, $pos + 1); $pagename = substr($formatter->page->name, 0, $pos); $page = new WikiPage($pagename); $formatter = new Formatter($page, $options); $options['page'] = $pagename; } else { $options['msg'] = _("Error: Page Not found !"); send_error(1, $options['msg']); } } if (empty($options['url'])) { $anchor = ''; if ($options['value']) { $anchor = '/' . $options['value']; } $formatter->send_header("", $options); if ($DBInfo->use_trackback) { $ping_url = qualifiedUrl($formatter->link_url($formatter->page->urlname . $anchor, "?action=trackback")); } else { $ping_url = _("TrackBack is not activated !"); } $sendping_action = $formatter->link_tag($formatter->page->urlname, "?action=sendping&value={$options['value']}", _("send ping")); $tb_cache = new Cache_text('trackback'); if ($tb_cache->exists($options['page'])) { $formatter->send_title(sprintf(_("TrackBack list of %s"), $options['page']), "", $options); $trackbacks = explode("\n", $tb_cache->fetch($options['page'])); unset($trackbacks[sizeof($trackbacks) - 1]); # trim the last empty line print "<div class='trackback-hint'><b>" . _("TrackBack URL for this page:") . "</b><br />\n{$ping_url}<br /><br />\n"; print "<b>" . _("Send TrackBack Ping to another Blog:") . "</b> {$sendping_action}</div>\n<br />"; foreach ($trackbacks as $trackback) { list($dummy, $entry, $url, $date, $sitename, $title, $excerpt) = explode("\t", $trackback); if ($anchor and '/' . $entry != $anchor) { continue; } $date[10] = " "; # 2003-07-11T12:08:33+09:00 # $time=strtotime($date); $time = strtotime($date); $date = date("@ m-d [h:i a]", $time); print "<div class='blog'>\n"; print "<div class='blog-title'><a href='{$url}'>{$title}</a></div>\n"; print "<div class='blog-user'>Submitted by <a href='{$url}'>{$sitename}</a> {$date}</div>\n"; print "<div class='blog-comment'>{$excerpt}</div>\n</div><br />\n"; } } else { $formatter->send_title(sprintf(_("No TrackBack entry found for %s"), $options['page']), "", $options); print "<div class='trackback-hint'><b>" . _("TrackBack URL for this page:") . "</b><br />\n{$ping_url}<br /><br />\n"; print "<b>" . _("Send TrackBack Ping to another Blog:") . "</b> {$sendping_action}</div>\n"; } $formatter->send_footer("", $options); return; } if (!$DBInfo->use_trackback) { send_error(1, "TrackBack is not enabled"); } if (empty($options['title']) or empty($options['excerpt']) or empty($options['blog_name']) or empty($options['url'])) { send_error(1, "Invalid TrackBack Ping"); } # receivie Trackback ping # strip \n $title = strtr(_stripslashes($options['title']), "\t\n", " \r"); $excerpt = strtr(_stripslashes($options['excerpt']), "\t\n", " \r"); $blog_name = strtr(_stripslashes($options['blog_name']), "\t\n", " \r"); $url = strtr(_stripslashes($options['url']), "\t\n", " \r"); $timestamp = time(); $date = gmdate("Y-m-d\\TH:i:s", $timestamp); $receive = $timestamp . "\t" . $entry . "\t" . $url . "\t" . $date . "\t" . $blog_name . "\t" . $title . "\t" . $excerpt . "\n"; $tb_cache = new Cache_text('trackback'); $old = $tb_cache->fetch($options['page']); $ret = $tb_cache->update($options['page'], $old . $receive, time()); if ($ret === false) { send_error(0, "Can't update Trackback list. Please try again"); } send_error(0, 'Successfully added'); }