Discuz_7.0.0 是一款社区程序源码！！ 国内80 的站长使用此程序

								
				/*
					[Discuz!] (C)2001-2009 Comsenz Inc.
					This is NOT a freeware, use is subject to license terms
				
					$Id: sitemap.php 16688 2008-11-14 06:41:07Z cnteacher $
				*/
				
				error_reporting(0);
				define('IN_DISCUZ', TRUE);
				define('DISCUZ_ROOT', './');
				
				if(PHP_VERSION < '4.1.0') {
					$_GET = &$HTTP_GET_VARS;
					$_SERVER = &$HTTP_SERVER_VARS;
				}
				
				require_once DISCUZ_ROOT.'./config.inc.php';
				require_once DISCUZ_ROOT.'./include/global.func.php';
				require_once DISCUZ_ROOT.'./include/db_'.$database.'.class.php';
				require_once DISCUZ_ROOT.'./forumdata/cache/cache_settings.php';
				require_once DISCUZ_ROOT.'./forumdata/cache/cache_forums.php';
				
				$maxitemnum = 500;
				$timestamp = time();
				$PHP_SELF = $_SERVER['PHP_SELF'] ? $_SERVER['PHP_SELF'] : $_SERVER['SCRIPT_NAME'];
				$boardurl = 'http://'.$_SERVER['HTTP_HOST'].substr($PHP_SELF, 0, strrpos($PHP_SELF, '/') + 1);
				
				$db = new dbstuff;
				$db->connect($dbhost, $dbuser, $dbpw, $dbname, $pconnect, true, $dbcharset);
				unset($dbhost, $dbuser, $dbpw, $dbname, $pconnect);
				
				if(!$_DCACHE['settings']['baidusitemap']) {
					exit('Baidu Sitemaps is closed!');
				}
				$sitemapfile = DISCUZ_ROOT.'./forumdata/sitemap.xml';
				$xmlfiletime = @filemtime($sitemapfile);
				
				header("Content-type: application/xml");
				
				$xmlcontent = "\n".
					"\n";
				
				if($timestamp - $xmlfiletime >= $_DCACHE['settings']['baidusitemap_life'] * 3600) {
					$groupid = 7;
					$extgroupids = '';
					$xmlfiletime = $timestamp - $_DCACHE['settings']['baidusitemap_life'] * 3600;
					$fidarray = array();
				
					foreach($_DCACHE['forums'] as $fid => $forum) {
						if(sitemapforumperm($forum)) {
							$fidarray[] = $fid;
						}
					}
				
					$query = $db->query("SELECT tid, fid, subject, dateline, lastpost, replies, views, digest 
						FROM {$tablepre}threads 
						WHERE dateline > $xmlfiletime AND fid IN (".implode(',', $fidarray).") AND displayorder >= 0
						LIMIT $maxitemnum");
				
					$xmlcontent .= "	$boardurl\n".
						"	$adminemail\n".
						"	".$_DCACHE['settings']['baidusitemap_life']."\n".
						"	".gmdate('Y-m-d H:i:s', $timestamp + $_DCACHE['settings']['timeoffset'] * 3600)."\n".
						"	Discuz! {$_DCACHE['settings']['version']}\n";
				
					while($thread = $db->fetch_array($query)) {
						$xmlcontent .= "	\n".
							"		".(!$_DCACHE['settings']['rewritestatus'] ? "{$boardurl}viewthread.php?tid=$thread[tid]" : "{$boardurl}thread-$thread[tid]-1-1.html")."\n".
							"		".dhtmlspecialchars($thread['subject'])."\n".
							"		".gmdate('Y-m-d H:i:s', $thread['dateline'] + $_DCACHE['settings']['timeoffset'] * 3600)."\n".
							"		".gmdate('Y-m-d H:i:s', $thread['lastpost'] + $_DCACHE['settings']['timeoffset'] * 3600)."\n".
							"		$thread[replies]\n".
							"		$thread[views]\n".
							"		$thread[fid]\n".
							"		".(empty($thread['digest']) ? 0 : 1)."\n".
							"	\n";
					}
					
					$xmlcontent .= "";
					if($fp = @fopen($sitemapfile, 'w')) {
						fwrite($fp, $xmlcontent);
						flock($fp, 2);
						fclose($fp);
					}
					
					echo $xmlcontent;
					
				} else {
					
					@readfile($sitemapfile);
					
				}
				
				function sitemapforumperm($forum) {
					return $forum['type'] != 'group' && (!$forum['viewperm'] || ($forum['viewperm'] && forumperm($forum['viewperm'])));
				}
				?>