PHP 检测手机浏览器的代码

<?php

02.

03.

function

is_mobile(){

04.

05.

//
returns true if one of the specified mobile browsers is detected

06.

07.

$regex_match

=

"/(nokia|iphone|android|motorola|^mot\-|softbank|foma|docomo|kddi|up\.browser|up\.link|"

;

08.

$regex_match

.=

"htc|dopod|blazer|netfront|helio|hosin|huawei|novarra|CoolPad|webos|techfaith|palmsource|"

;

09.

$regex_match

.=

"blackberry|alcatel|amoi|ktouch|nexian|samsung|^sam\-|s[cg]h|^lge|ericsson|philips|sagem|wellcom|bunjalloo|maui|"

;

10.

$regex_match

.=

"symbian|smartphone|midp|wap|phone|windows
ce|iemobile|^spice|^bird|^zte\-|longcos|pantech|gionee|^sie\-|portalmmm|"

;

11.

$regex_match

.=

"jig\s
browser|hiptop|^ucweb|^benq|haier|^lct|opera\s*mobi|opera\*mini|320x320|240x320|176x220"

;

12.

$regex_match

.=

")/i"

;

13.

return

isset(

$_SERVER

[

'HTTP_X_WAP_PROFILE'

])

or

isset(

$_SERVER

[

'HTTP_PROFILE'

])

or

preg_match(

$regex_match

,

strtolower

(

$_SERVER

[

'HTTP_USER_AGENT'

]));

14.

}

15.

16.

/*

17.

allow
the user a way to force either the full or mobile versions of the site - use a GET parameter on requests:

18.

19.

include
likes to both versions of the site w/ the special force mode parameters, 'mobile' and 'full':

20.

21.

<a
href="http://blog.xhbin.com/?mobile">View Mobile Site</a>

22.

<a
href="http://blog.xhbin.com/?full">View Full Site</a>

23.

24.

Always
check for 'mobile' or 'full' parameters before accounting for any User-Agent conditions:

25.

*/

26.

27.

if

(

$_GET

[

'mobile'

])
{

28.

$is_mobile

=
true;

29.

}

30.

31.

if

(

$_GET

[

'full'

])
{

32.

$is_mobile

=
false;

33.

}

34.

if

(

$is_mobile

)
{

35.

//it's
a mobile browser, do something

36.

header(

"Location: http://blog.xhbin.com/mobile"

);

37.

}

else

{

38.

//it's
not a mobile browser, do something else

39.

header(

"Location: http://blog.xhbin.com/desktop"

);

40.

//
or instead of a redirect, simply build html below

41.

}

42.

43.

?>