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function forum_list_access_filter($forumlist, $gid, $allow = 'allowread')
{
global $grouplist;
if (empty($forumlist)) return array();
if (1 == $gid) return $forumlist;
$forumlist_filter = $forumlist;
$group = $grouplist[$gid];
foreach ($forumlist_filter as $fid => $forum) {
if (empty($forum['accesson']) && empty($group[$allow]) || !empty($forum['accesson']) && empty($forum['accesslist'][$gid][$allow])) {
unset($forumlist_filter[$fid]);
}
unset($forumlist_filter[$fid]['accesslist']);
}
return $forumlist_filter;
}
function forum_filter_moduid($moduids)
{
$moduids = trim($moduids);
if (empty($moduids)) return '';
$arr = explode(',', $moduids);
$r = array();
foreach ($arr as $_uid) {
$_uid = intval($_uid);
$_user = user_read($_uid);
if (empty($_user)) continue;
if ($_user['gid'] > 4) continue;
$r[] = $_uid;
}
return implode(',', $r);
}
function forum_safe_info($forum)
{
//unset($forum['moduids']);
return $forum;
}
function forum_filter($forumlist)
{
foreach ($forumlist as &$val) {
unset($val['brief'], $val['announcement'], $val['seo_title'], $val['seo_keywords'], $val['create_date_fmt'], $val['icon_url'], $val['modlist']);
}
return $forumlist;
}
function forum_format_url($forum)
{
global $conf;
if (0 == $forum['category']) {
// 列表URL
$url = url('list-' . $forum['fid'], '', FALSE);
} elseif (1 == $forum['category']) {
// 频道
$url = url('category-' . $forum['fid'], '', FALSE);
} elseif (2 == $forum['category']) {
// 单页
$url = url('read-' . trim($forum['brief']), '', FALSE);
}
if ($conf['url_rewrite_on'] > 1 && $forum['well_alias']) {
if (0 == $forum['category'] || 1 == $forum['category']) {
$url = url($forum['well_alias'], '', FALSE);
} elseif (2 == $forum['category']) {
// 单页
$url = ($forum['threads'] && $forum['brief']) ? url($forum['well_alias'] . '-' . trim($forum['brief']), '', FALSE) : url($forum['well_alias'], '', FALSE);
}
}
return $url;
}
function well_forum_alias()
{
$forumlist = forum_list_cache();
if (empty($forumlist)) return '';
$key = 'forum-alias';
static $cache = array();
if (isset($cache[$key])) return $cache[$key];
$cache[$key] = array();
foreach ($forumlist as $val) {
if ($val['well_alias']) $cache[$key][$val['fid']] = $val['well_alias'];
}
return array_flip($cache[$key]);
}
function well_forum_alias_cache()
{
global $conf;
$key = 'forum-alias-cache';
static $cache = array(); // 用静态变量只能在当前 request 生命周期缓存，跨进程需要再加一层缓存：redis/memcached/xcache/apc
if (isset($cache[$key])) return $cache[$key];
if ('mysql' == $conf['cache']['type']) {
$arr = well_forum_alias();
} else {
$arr = cache_get($key);
if (NULL === $arr) {
$arr = well_forum_alias();
!empty($arr) AND cache_set($key, $arr);
}
}
$cache[$key] = empty($arr) ? '' : $arr;
return $cache[$key];
}
?>