/**
* function getInstance get a Threads object via $gid & $board
* suggest using this method to get a ref of Threads
*
* @param int $gid
* @param Board $board
* @return Threads object
* @static
* @access public
* @throws ThreadsNullException
*/
public static function getInstance($gid, $board)
{
$arr = array();
$haveprev = null;
$gid = intval($gid);
$ret = bbs_get_threads_from_gid($board->BID, $gid, $gid, $arr, $haveprev, 1);
if ($ret == 0 || count($arr) == 0) {
throw new ThreadsNullException();
}
$num = count($arr);
return new Threads(array($arr[0], $arr[$num - 1], $num), $board, $arr);
}
html_error_quit("错误的讨论区");
}
$board = $brdarr["NAME"];
$board_desc = $brdarr["DESC"];
$brd_encode = urlencode($board);
//$isnormalboard = bbs_normalboard($board);
$lookupuser = array();
$guestUID = bbs_getuser("guest", $lookupuser);
$isnormalboard = bbs_checkreadperm($guestUID, $bid);
//bbs_set_onboard($bid,1);
$usernum = $currentuser["index"];
if (!$isnormalboard && bbs_checkreadperm($usernum, $bid) == 0) {
html_error_quit("错误的讨论区");
}
$haveprev = 0;
$num = bbs_get_threads_from_gid($bid, $gid, $start, $articles, $haveprev);
if ($num == 0) {
html_error_quit("错误的参数");
}
$pagesize = 20;
$totalpage = ($num - 1) / $pagesize + 1;
$totalpage = intval($totalpage);
if ($pno < 1 || $pno > $totalpage) {
$pno = 1;
}
$startnum = ($pno - 1) * $pagesize;
$endnum = $startnum + $pagesize;
if ($endnum > $num) {
$endnum = $num;
}
bbs_checkorigin($board);
$id = $_GET["id"];
if (isset($_GET["page"])) {
$page = $_GET["page"];
} else {
$page = 1;
}
$bname = bbs_getbname($bid);
if ($bname == "") {
ie("board not found.");
}
if (!bbs_checkreadperm($uid, $bid)) {
ie("permission denied.");
}
$haveprev = 0;
$articles = array();
$ret = bbs_get_threads_from_gid($bid, $id, 1, $articles, $haveprev);
if ($ret == 0) {
ie("cannot read threads.");
}
$pagecount = ceil($ret / THREAD_PAGE_SIZE);
if ($page < 1) {
$page = 1;
}
if ($page > $pagecount) {
$page = $pagecount;
}
if ($page == $pagecount) {
cache_header("nocache");
} else {
$all_if = bbs_get_board_index($bname, $dir_modes["NORMAL"]);
if (cache_header("public", @filemtime($all_if), 300)) {
