Attaches comments to database models.

Ajax updates.

Nested or flat list comments.

Supports overriding of base comment models.

Different comment storage kinds:

• in single db table for all models
• in different db tables

Builtin email notification support.

Email sending decoupled from comment addition and performed with cron.

Reviews with rating.

Based on comment-module http://www.yiiframework.com/extension/comment-module

For test see demo-site https://github.com/pavlm/ycomments-demo