TP Framework, cross-domain registry and logon issues

Website B.xxx.com There is a new project to write a register and login, how to re-write the method, the direct call to the main station a.xxx.com controller method or something.

Reply content:

Website B.xxx.com There is a new project to write a register and login, how to re-write the method, the direct call to the main station a.xxx.com controller method or something.

• If it is the same top-level domain, you can use Ajax calls, log in after successful login session and cookie and refresh the page, note that the session corresponding to the cookie effective domain name should be xxx.com

• If the top-level domain is different, please refer to "Single Sign-on", you can use Ucenter

