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HomeOperation and MaintenanceNginxHow to enable multi-site support and Nginx rewrite rule configuration in WordPress

在wordpress3.0及以上版本可以直接使用多站点,它可以:

1、只安装一个wordpress程序即可创建多个wordpress站点,可以是子域名也可以是子目录。

2、可以有独立的博客后台,独立的博客地址。

3、管理员可设置开放哪些主题给站点使用。

4、管理员可配置插件给每个站点使用。

5、多个站点之间共用“用户数据库表”,也就是表 wp_usermeta 和 wp_users,其他的为独立数据库表。

wordpress多站点的配置方法:

1、首先,备份网站的数据库,以防出现意外时恢复(一般可忽略)。

2、打开wordpress的根目录下的wp-config.php文件,在
require_once(abspath . 'wp-settings.php');
前面加上以下代码:

define('wp_allow_multisite',true);

3、进入wordpress后台,”工具”-> 点击”配置网络”

ps:如果您要使用二级域名的形式,可以到“设置”->“常规”里面,把站点地址(url)的www.去掉。

How to enable multi-site support and Nginx rewrite rule configuration in WordPress

4、点击安装后,按照提示做好相关的配置

5、配置好,再次进入后台,在头部将出现“我的站点”->“管理网络”的选项菜单,接下来您可以管理或者创建站点,也可以开启主题或者插件给其他站点使用。

How to enable multi-site support and Nginx rewrite rule configuration in WordPress

6、如果要给站点绑定其他域名,可以安装 wordpress mu domain mapping 插件。

nginx多站点rewrite(重写)规则
wordpress多站点模式可以被应用在多种方式上。其中最常用的是在”子目录”模式或者”二级域名”模式上。
nginx提供了两种特殊的指令:”x-accel-redirect”和”map”,使用这两个指令可以使得wordpress多站点的网络服务实现伪静态功能。

wordpress多站点使用子目录重写规则:
配置中jb51.net修改为自己的站点域名。

map $uri $blogname{
 ~^(?p<blogpath>/[^/]+/)files/(.*) $blogpath ;
}
 
map $blogname $blogid{
 default -999;
 
 #ref: http://wordpress.org/extend/plugins/nginx-helper/
 #include /var/www/wordpress/wp-content/plugins/nginx-helper/map.conf ;
}
 
server {
 server_name jb51.net ;
 
 root /var/www/jb51.net/htdocs;
 index index.php;
 
 #多站点配置
 location ~ ^(/[^/]+/)?files/(.+) {
 try_files /wp-content/blogs.dir/$blogid/files/$2 /wp-includes/ms-files.php?file=$2 ;
 access_log off; log_not_found off; expires max;
 }
 
 #avoid php readfile()
 location ^~ /blogs.dir {
 internal;
 alias /var/www/jb51.net/htdocs/wp-content/blogs.dir ;
 access_log off; log_not_found off; expires max;
 }
 
 if (!-e $request_filename) {
 rewrite /wp-admin$ $scheme://$host$uri/ permanent; 
 rewrite ^(/[^/]+)?(/wp-.*) $2 last; 
 rewrite ^(/[^/]+)?(/.*\.php) $2 last; 
 }
 
 location / {
 try_files $uri $uri/ /index.php?$args ;
 }
 
 location ~ \.php$ {
 try_files $uri =404;
 include fastcgi_params;
 fastcgi_pass php;
 }
 
 #此处可以继续添加伪静态规则
}

wordpress多站二级域名重写规则:
配置中jb51.net修改为自己的站点域名。

map $http_host $blogid {
 default  -999;
 
 #ref: http://wordpress.org/extend/plugins/nginx-helper/
 #include /var/www/wordpress/wp-content/plugins/nginx-helper/map.conf ;
 
}
 
server {
 server_name jb51.net *.jb51.net ;
 
 root /var/www/jb51.net/htdocs;
 index index.php;
 
 location / {
 try_files $uri $uri/ /index.php?$args ;
 }
 
 location ~ \.php$ {
 try_files $uri =404;
 include fastcgi_params;
 fastcgi_pass php;
 }
 
 #wpmu files
  location ~ ^/files/(.*)$ {
    try_files /wp-content/blogs.dir/$blogid/$uri /wp-includes/ms-files.php?file=$1 ;
    access_log off; log_not_found off;  expires max;
  }
 
 #wpmu x-sendfile to avoid php readfile()
 location ^~ /blogs.dir {
 internal;
 alias /var/www/jb51.net/htdocs/wp-content/blogs.dir;
 access_log off; log_not_found off; expires max;
 }
 
 #此处可以继续添加伪静态规则
}

备注

“map”部分可以应用于小站点。大站点的多站点应用可以使用 nginx-helper wordpress插件 。
如果想进一步优化wordpress的性能可以使用nginx的fastcgi_cache,当使用fastcgi_cache配置需要在编译nginx时加上ngx_cache_purge模块以及使用wordpress的缓存插件等等

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