The extracted messages can be saved the following depending on format
setting in config file:
- PHP message source files.
- ".po" files.
- Database.
Usage:
1. Create a configuration file using the 'message/config' command:
yii message/config /path/to/myapp/messages/config.php
2. Edit the created config file, adjusting it for your web application needs.
3. Run the 'message/extract' command, using created config:
yii message /path/to/myapp/messages/config.php