First of all, you have to allow Domus Organizer to post events on user calendar. Inside every agent profile you will find the Authenticate button:

Figure 4.8. Google Calendar: Request authentication

This will open a pop-up window, where our Domus Organizer app will ask for permissions:

Figure 4.9. Google Calendar: Permissions request

After granting permissions to Domus Organizer, the access and refresh token should be displayed for you, ready to be sent back to your site:

Figure 4.10. Google Calendar: Access and Refresh token fetched

Clicking on the Complete Google Calendar authentication button will bring you back to your site, with the fields filled:

Figure 4.11. Google Calendar: Authentication completed

After saving your user profile, you'll be able to choose the calendar you want the events being published:

Figure 4.12. Google Calendar: Choose user calendar