Yii, built-in tools or crutches?

Question

MySQL

There are two sites, Joomla and Yii. It is necessary to carry out authorization on Yii using the Joomla user base. How to do it better (and why):
1. Send a login-password from the Yii controller to a script located on the Joomla site (for example, file_get_contents). And get results.
2. Add Joomla database to Yii (via config) and work through the model.

Answer 1

If you have access to the database, you can, of course, use a simplified solution with authorization through a common table (in Yii, it is enough to make a suitable identity for this), but pay attention to the following points:
- what will happen if the second site moves to a separate host
- what will happen , if the user wants to change the password or personal data
- most likely, you will get code duplication in terms of password hashing
- ...