//这个类似用来获取访客信息的
//方便统计
class
visitorInfo
{
//获取访客ip
public
function
getIp()
{
$ip
=false;
if
(!
empty
(
$_SERVER
[
"HTTP_CLIENT_IP"
])){
$ip
=
$_SERVER
[
"HTTP_CLIENT_IP"
];
}
if
(!
empty
(
$_SERVER
[
'HTTP_X_FORWARDED_FOR'
])) {
$ips
=
explode
(
", "
,
$_SERVER
[
'HTTP_X_FORWARDED_FOR'
]);
if
(
$ip
) {
array_unshift
(
$ips
,
$ip
);
$ip
= FALSE; }
for
(
$i
= 0;
$i
<
count
(
$ips
);
$i
++) {
if
(!
eregi
(
"^(10│172.16│192.168)."
,
$ips
[
$i
])) {
$ip
=
$ips
[
$i
];
break
;
}
}
}
return
(
$ip
?
$ip
:
$_SERVER
[
'REMOTE_ADDR'
]);
}
//根据ip获取城市、网络运营商等信息
public
function
findCityByIp(
$ip
){
$data
=
file_get_contents
(
'http://ip.taobao.com/service/getIpInfo.php?ip='
.
$ip
);
return
json_decode(
$data
,
$assoc
=true);
}
//获取用户浏览器类型
public
function
getBrowser(){
$agent
=
$_SERVER
[
"HTTP_USER_AGENT"
];
if
(
strpos
(
$agent
,
'MSIE'
)!==false ||
strpos
(
$agent
,
'rv:11.0'
))
//ie11判断
return
"ie"
;
else
if
(
strpos
(
$agent
,
'Firefox'
)!==false)
return
"firefox"
;
else
if
(
strpos
(
$agent
,
'Chrome'
)!==false)
return
"chrome"
;
else
if
(
strpos
(
$agent
,
'Opera'
)!==false)
return
'opera'
;
else
if
((
strpos
(
$agent
,
'Chrome'
)==false)&&
strpos
(
$agent
,
'Safari'
)!==false)
return
'safari'
;
else
return
'unknown'
;
}
//获取网站来源
public
function
getFromPage(){
return
$_SERVER
[
'HTTP_REFERER'
];
}
}