nginx wordpress

server {
    listen       80 default_server;
    server_name  demo.xiangjian.info ;
    root         /srv/www/demo.xiangjian.info/public;
 
    access_log   /srv/www/demo.xiangjian.info/log/access.log;
    error_log    /srv/www/demo.xiangjian.info/log/error.log;
 
    location / {
        index index.php;
        try_files $uri $uri/ /index.php?$args;
    }
 
    # Add trailing slash to */wp-admin requests.
    rewrite /wp-admin$ $scheme://$host$uri/ permanent;
 
    # Directives to send expires headers and turn off 404 error logging.
    location ~* \.(js|css|png|jpg|jpeg|gif|ico)$ {
        expires 24h;
        log_not_found off;
    }
 
    # this prevents hidden files (beginning with a period) from being served
        location ~ /\.          { access_log off; log_not_found off; deny all; }
 
    # Pass uploaded files to wp-includes/ms-files.php.
    rewrite /files/$ /index.php last;
 
    if ($uri !~ wp-content/plugins) {w
        rewrite /files/(.+)$ /wp-includes/ms-files.php?file=$1 last;
    }
 
    # Rewrite multisite '.../wp-.*' and '.../*.php'.
    if (!-e $request_filename) {
        rewrite ^/[_0-9a-zA-Z-]+(/wp-.*) $1 last;
        rewrite ^/[_0-9a-zA-Z-]+.*(/wp-admin/.*\.php)$ $1 last;
        rewrite ^/[_0-9a-zA-Z-]+(/.*\.php)$ $1 last;
    }
 
    location ~ \.php$ {
        client_max_body_size 25M;
        try_files      $uri =404;
        fastcgi_pass   unix:/var/run/php5-fpm.sock;
        fastcgi_index  index.php;
        include        /etc/nginx/fastcgi_params;
    }
}