function cron_run($force = 0)
{
global $conf, $time, $forumlist, $runtime;
$cron_1_last_date = runtime_get('cron_1_last_date');
$cron_2_last_date = runtime_get('cron_2_last_date');
$t = $time - $cron_1_last_date;
if ($t > 300 || $force) {
$lock = cache_get('cron_lock_1');
if ($lock === NULL) {
cache_set('cron_lock_1', 1, 10);
// 设置 10 秒超时
// 清理在线
online_gc();
runtime_set('cron_1_last_date', $time);
cache_delete('cron_lock_1');
}
}
$t = $time - $cron_2_last_date;
if ($t > 86400 || $force) {
$lock = cache_get('cron_lock_2');
// 高并发下, mysql 机制实现的锁锁不住，但是没关系
if ($lock === NULL) {
cache_set('cron_lock_2', 1, 10);
// 设置 10 秒超时
// 每日统计清 0
runtime_set('todayposts', 0);
runtime_set('todaythreads', 0);
runtime_set('todayusers', 0);
foreach ($forumlist as $fid => $forum) {
forum__update($fid, array('todayposts' => 0, 'todaythreads' => 0));
}
forum_list_cache_delete();
// 清理最新发帖，只保留 100 条。
thread_new_gc();
thread_lastpid_gc();
// 清理在线
online_gc();
// 清理临时附件
attach_gc();
// 清空每日 IP 限制
ipaccess_truncate();
// 清理游客喜欢限制
guest_agree_truncate();
list($y, $n, $d) = explode(' ', date('Y n j', $time));
// 0 点
$today = mktime(0, 0, 0, $n, $d, $y);
// -8 hours
runtime_set('cron_2_last_date', $today, TRUE);
// 加到1天后
// 每日生成最新的 sitemap
thread_new_sitemap();
// 往前推8个小时，尽量保证在前一天
table_day_cron($time - 8 * 3600);
cache_delete('cron_lock_2');
}
}
}
function user_delete($uid)
{
global $conf;
// 清理用户资源
$threadlist = mythread_find_by_uid($uid, 1, 1000);
foreach ($threadlist as $thread) {
thread_delete($thread['tid']);
}
$r = user__delete($uid);
$conf['cache']['type'] != 'mysql' and cache_delete("user-{$uid}");
// 全站统计
runtime_set('users-', 1);
return $r;
}
function online_gc()
{
global $time, $conf;
$expiry = $time - $conf['online_hold_time'];
$n = db_exec("DELETE FROM `bbs_online` WHERE last_date<'{$expiry}'");
// 重新统计在线数, MyISAM count 快，InnoDB 慢。
runtime_set('onlines', max(1, online_count()));
// 清理缓存
online_list_cache_delete();
}
public static function set($filename, $content)
{
//写入文件时，会将文件的创建时间放在内容的最前面
return runtime_set($filename, time() . $content);
}
include './plugin/xn_qq_login/qq_login.func.php';
$user = user_token_get('', 'bbs');
$user['gid'] != 1 and message(-1, '需要管理员权限才能设置。');
// 检测浏览器
$browser = get__browser();
check_browser($browser);
$runtime = runtime_init();
if ($method == 'GET') {
$qq = kv_get('qq_login');
!isset($qq['enable']) && ($qq['enable'] = 0);
!isset($qq['meta']) && ($qq['meta'] = '');
!isset($qq['appid']) && ($qq['appid'] = '');
!isset($qq['appkey']) && ($qq['appkey'] = '');
$input['enable'] = form_radio_yes_no('enable', $qq['enable']);
$input['meta'] = form_text('meta', htmlspecialchars($qq['meta']), 600);
$input['appid'] = form_text('appid', $qq['appid'], 300);
$input['appkey'] = form_text('appkey', $qq['appkey'], 300);
$header = array();
$header['title'] = 'QQ 登陆设置';
include './plugin/xn_qq_login/setting.htm';
} else {
$enable = param('enable', 0);
$meta = param('meta', '', FALSE);
$appid = param('appid');
$appkey = param('appkey');
$arr = array('enable' => $enable, 'meta' => $meta, 'appid' => $appid, 'appkey' => $appkey);
kv_set('qq_login', $arr);
// 此处会丢失
runtime_set('qq_login_enable', $enable, TRUE);
message(0, '设置成功！');
}
function post_delete($pid)
{
global $conf;
$post = post_read_cache($pid);
if (empty($post)) {
return TRUE;
}
// 已经不存在了。
$tid = $post['tid'];
$uid = $post['uid'];
$thread = thread_read_cache($tid);
$fid = $thread['fid'];
$r = post__delete($pid);
if ($r === FALSE) {
return FALSE;
}
!$post['isfirst'] and thread__update($tid, array('posts-' => 1));
!$post['isfirst'] and $uid and user__update($uid, array('posts-' => 1));
!$post['isfirst'] and runtime_set('posts-', 1);
// 清理赞同
$uid and myagree_delete($uid, $pid, $post['isfirst']);
// 清理缓存
$post['isfirst'] and post_list_cache_delete($tid);
$post['images'] || $post['files'] and attach_delete_by_pid($pid);
return $r;
}
function thread_delete($tid)
{
global $conf;
$thread = thread__read($tid);
if (empty($thread)) {
return TRUE;
}
$fid = $thread['fid'];
$uid = $thread['uid'];
$r = thread__delete($tid);
if ($r === FALSE) {
return FALSE;
}
// 删除所有回帖，同时更新 posts 统计数
$n = post_delete_by_tid($tid);
// 删除我的主题
$uid and mythread_delete($uid, $tid);
// 删除附件
// 更新统计
forum__update($fid, array('threads-' => 1));
user__update($uid, array('threads-' => 1));
// 删除 SEO URL
thread_url_delete($tid);
// 全站统计
runtime_set('threads-', 1);
// 清除相关缓存
thread_tids_cache_delete($fid);
forum_list_cache_delete();
// 最新和置顶也清理
thread_new_delete($tid);
thread_top_delete($tid);
thread_lastpid_delete($tid);
thread_new_cache_delete();
thread_top_cache_delete();
thread_lastpid_cache_delete();
return $r;
}
function qq_login_create_user($username, $avatar_url_2, $openid)
{
global $conf, $time, $longip;
$arr = qq_login_read_user_by_openid($openid);
if ($arr) {
return xn_error(-2, '已经注册');
}
// 自动产生一个用户名
$r = user_read_by_username($username);
if ($r) {
$username = $username . '_' . $time;
$r = user_read_by_username($username);
if ($r) {
return xn_error(-1, '用户名被占用。');
}
}
// 自动产生一个 Email
$email = "qq_{$time}@qq.com";
$r = user_read_by_email($email);
if ($r) {
return xn_error(-1, 'Email 被占用');
}
// 随机密码
$password = md5(rand(1000000000, 9999999999) . $time);
$user = array('username' => $username, 'email' => $email, 'password' => $password, 'gid' => 101, 'salt' => rand(100000, 999999), 'create_date' => $time, 'create_ip' => $longip, 'avatar' => 0, 'logins' => 1, 'login_date' => $time, 'login_ip' => $longip);
$uid = user_create($user);
if (empty($uid)) {
return xn_error(-1, '注册失败');
}
$user = user_read($uid);
$r = db_exec("INSERT INTO bbs_user_open_plat SET uid='{$uid}', platid='1', openid='{$openid}'");
if (empty($uid)) {
return xn_error(-1, '注册失败');
}
runtime_set('users+', '1');
runtime_set('todayusers+', '1');
// 头像不重要，忽略错误。
if ($avatar_url_2) {
$filename = "{$uid}.png";
$dir = substr(sprintf("%09d", $uid), 0, 3) . '/';
$path = $conf['upload_path'] . 'avatar/' . $dir;
!is_dir($path) and mkdir($path, 0777, TRUE);
$data = file_get_contents($avatar_url_2);
file_put_contents($path . $filename, $data);
user_update($uid, array('avatar' => $time));
}
return $user;
}
<?php
!defined('DEBUG') and exit('Access Denied.');
$action = param(1);
if ($action == 'clear') {
if ($method == 'GET') {
$header['title'] = '清理缓存';
include "./admin/view/cache_clear.htm";
} elseif ($method == 'POST') {
$old = $runtime;
$clearcache = param('clearcache', 0);
$clearcache and $r = cache_truncate();
// 清空缓存会导致今日发帖丢失
runtime_init();
runtime_set('todayposts', $old['todayposts']);
runtime_set('todayusers', $old['todayusers']);
runtime_set('todaythreads', $old['todaythreads']);
$rebuildmaxid = param('rebuildmaxid', 0);
if ($rebuildmaxid) {
@ignore_user_abort(TRUE);
@set_time_limit(0);
table_day_rebuild();
}
thread_new_sitemap();
message(0, '清理成功');
}
} elseif ($action == 'maxid') {
}
