1 /**
2 * session初始化
3 * @param array $config
4 * @return void
5 * @throws \think\Exception
6 */
7 public static function init(array $config = [])
8 {
9 if (empty($config)) {
10 $config = Config::get('session'); 11 }
12 // 记录初始化信息
13 App::$debug && Log::record('[ SESSION ] INIT ' . var_export($config, true), 'info');
14 $isDoStart = false;
15 if (isset($config['use_trans_sid'])) {
16 ini_set('session.use_trans_sid', $config['use_trans_sid'] ? 1 : 0);
17 }
18
19 // 启动session
20 if (!empty($config['auto_start']) && PHP_SESSION_ACTIVE != session_status()) {
21 ini_set('session.auto_start', 0);
22 $isDoStart = true;
23 }
24
25 if (isset($config['prefix']) && ('' === self::$prefix || null === self::$prefix)) {
26 self::$prefix = $config['prefix'];
27 }
28 if (isset($config['var_session_id']) && isset($_REQUEST[$config['var_session_id']])) {
29 session_id($_REQUEST[$config['var_session_id']]);
30 } elseif (isset($config['id']) && !empty($config['id'])) {
31 session_id($config['id']);
32 }
33 if (isset($config['name'])) {
34 session_name($config['name']);
35 }
36 if (isset($config['path'])) {
37 session_save_path($config['path']);
38 }
39 if (isset($config['domain'])) { 40 ini_set('session.cookie_domain', $config['domain']); 41 } 42 if (isset($config['expire'])) {
43 ini_set('session.gc_maxlifetime', $config['expire']);
44 ini_set('session.cookie_lifetime', $config['expire']);
45 }
46 if (isset($config['secure'])) {
47 ini_set('session.cookie_secure', $config['secure']);
48 }
49 if (isset($config['httponly'])) {
50 ini_set('session.cookie_httponly', $config['httponly']);
51 }
52 if (isset($config['use_cookies'])) {
53 ini_set('session.use_cookies', $config['use_cookies'] ? 1 : 0);
54 }
55 if (isset($config['cache_limiter'])) {
56 session_cache_limiter($config['cache_limiter']);
57 }
58 if (isset($config['cache_expire'])) {
59 session_cache_expire($config['cache_expire']);
60 }
61 if (!empty($config['type'])) {
62 // 读取session驱动
63 $class = false !== strpos($config['type'], '\\') ? $config['type'] : '\\think\\session\\driver\\' . ucwords($config['type']);
64
65 // 检查驱动类
66 if (!class_exists($class) || !session_set_save_handler(new $class($config))) {
67 throw new ClassNotFoundException('error session handler:' . $class, $class);
68 }
69 }
70 if ($isDoStart) {
71 session_start();
72 self::$init = true;
73 } else {
74 self::$init = false;
75 }
76 }