/
websocket.php
145 lines (124 loc) · 3.13 KB
/
websocket.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
<?php
#redis key
/*
* list uid_list 在线用户id列表
* uid_* string 用户id对应用户名
*
*/
function get_online_users(&$redis){
$user_list = [];
$user_id_list = $redis->lRange('uid_list',0,-1);
foreach($user_id_list as $uid){
$user_list[$uid] = $redis->get('uid_'.$uid);
}
return $user_list;
}
function flush_data(&$redis){
$redis->delete('uid_list');
echo 'flusth_data';
}
try{
$serv = new swoole_websocket_server("127.0.0.1", 9503);
$redis = new Redis();
$redis->connect('127.0.0.1',6379);
$serv->on('Open', function($server, $req) {
echo "connection open: ".$req->fd."\n";
});
$serv->on('Message', function($server, $frame) use($redis,$serv) {
$request = json_decode($frame->data,true);
print_r($request);
$cmd = $request['cmd'];
$data = $request['data'];
switch($cmd){
case 'login':
$uid = 'uid_'.$frame->fd;
$redis->lpush('uid_list',$frame->fd);
$username = $data['username'];
$redis->set($uid,$username);
$user_list = get_online_users($redis);
$response = [
'cmd' =>'login',
'data'=> [
'user' => $username,
'user_list' => $user_list
]
];
$response_data = json_encode($response);
//通知新用户登录
foreach($serv->connections as $fd){
$serv->push($fd, $response_data);
}
break;
case 'send_msg':
$username = $data['from'];
$send_to = $data['send_to'];
$content = $data['content'];
$color = $data['color'] ?? '';
$font_size = $data['font_size'] ?? '';
$response = [
'data' => [
'from' => $username,
'content' => $content,
'color' => $color,
'font_size' => $font_size
]
];
echo 888;
//to all
if($send_to == 0){
$response['cmd'] = 'send_to_all';
$response_data = json_encode($response);
foreach($serv->connections as $fd){
$serv->push($fd, $response_data);
}
}else{
$response['cmd'] = 'send_to_me';
$response_data = json_encode($response);
$serv->push($send_to, $response_data);
}
break;
case 'setconfig':
$response = [
'cmd' => 'setconfig',
'data' => [
'bg_img' => $data['bg_img']
]
];
$response_data = json_encode($response);
foreach($serv->connections as $fd){
$serv->push($fd, $response_data);
}
break;
}
});
$serv->on('Close', function($server, $fd) use($redis,$serv) {
//所有用户退出,清空数据
echo 'logout--'.$serv->connections->count();
if($serv->connections->count() == 1){
flush_data($redis);
return;
};
//log out
$username = $redis->get('uid_'.$fd);
$redis->lRem('uid_list',$fd,1);
$redis->delete('uid_',$fd);
$user_list = get_online_users($redis);
$response = [
'cmd' =>'logout',
'data'=> [
'user' => $username,
'user_list' => $user_list
]
];
$response_data = json_encode($response);
//通知新用户登录
foreach($serv->connections as $send_to){
if($send_to != $fd){
$serv->push($send_to, $response_data);
}
}
});
$serv->start();
} catch (Exception $e){
print_r($e);
}