This module listen to OpenPaaS Events published from linagora.esn.calendar module and collect the attendees emails using linagora.esn.contact.collect module.
This module can be installed in OpenPaaS as other modules. Check the documentation for more details.
Once a calendar event is created or updated, a message is published on the OpenPaaS platform local pubsub component. The current component subscribes to the pubsub, extracts attendees and organizer from the ICS data and then call the contact collector API.