Internationalize your WordPress. Your users can use their local language as sub-domainname in your wordpress multisite.
Download:
http://wordpress.org/extend/plugins/intlwp/
Author url:
快乐.中国
Description
1)Internationalize sub-domainname:
Default WordPress multisite only allow user use English letters and numbers as sub-domainname.
With this plugin, your users can use their own local language as sub-domainname in your wordpress multisite. e.g.
Main site domainname: blogs.com
User blog use sub-domainname:
我的.blogs.com (Chinese)
私の.blogs.com (Japanese)
나의.blogs.com (Korean)
мой.blogs.com (Russian)
...
If your main site domainname use IDNs, then the users sub-domainname will be:
我的.博客.中国 (Chinese)
私の.ブログ.日本 (Japanese)
나의.블로그.한국 (Korean)
мой.Блог.РФ (Russian)
...
2)Restrict the sub-domainname length
Default WordPress multisite only allow user choose more than 4 characters as sub-domainname.
With this plugin, you can change it in network admin sidem both max length and min length.
3)support Path-based WordPress multisite(to be done)