Nginx判断请求来自pc端还是移动端

简述;
通过user_agent 判断请求的来着pc端还是移动端;从而加载对应终端的样式。

脚本;

    server {
        listen       80;
        server_name 域名/ip;
        client_max_body_size 100M;

	location / {

          #默认访问pc端
       	  root /usr/share/nginx/html/pc;
 
	  #如果是手机移动端访问内容
          if ( $http_user_agent ~ ;(MIDP)|(WAP)|(UP.Browser)|(Smartphone)|(Obigo)|(Mobile)|(AU.Browser)|(wxd.Mms)|(WxdB.Browser)|(CLDC)|(UP.Link)|(KM.Browser)|(UCWEB)|(SEMC-Browser)|(Mini)|(Symbian)|(Palm)|(Nokia)|(Panasonic)|(MOT-)|(SonyEricsson)|(NEC-)|(Alcatel)|(Ericsson)|(BENQ)|(BenQ)|(Amoisonic)|(Amoi-)|(Capitel)|(PHILIPS)|(SAMSUNG)|(Lenovo)|(Mitsu)|(Motorola)|(SHARP)|(WAPPER)|(LG-)|(LG/)|(EG900)|(CECT)|(Compal)|(kejian)|(Bird)|(BIRD)|(G900/V1.0)|(Arima)|(CTL)|(TDG)|(Daxian)|(DAXIAN)|(DBTEL)|(Eastcom)|(EASTCOM)|(PANTECH)|(Dopod)|(Haier)|(HAIER)|(KONKA)|(KEJIAN)|(LENOVO)|(Soutec)|(SOUTEC)|(SAGEM)|(SEC-)|(SED-)|(EMOL-)|(INNO55)|(ZTE)|(iPhone)|(Android)|(Windows CE)|(Wget)|(Java)|(curl)|(Opera); ) {

        root /usr/share/nginx/html/mobile;

    }
	   try_files $uri  $uri/  /index.html;
           index  index.html index.htm;
  }
               
       
    #共用一套后端代码 
	location /hrm-api/ {
             proxy_set_header Host $http_host;
             proxy_set_header X-Real-IP $remote_addr;
             proxy_set_header REMOTE-HOST $remote_addr;
             proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
             proxy_pass   http://xxxxx:8002/;
        }
		
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }