Create new Web Service for retrieving the user calendar via iCal

As admin, enable "Mobile services": Site administration ► Mobile app ► Mobile settings Create a Token in the mobile app service for any user in the site (not an admin account) Click on Site administration ► Plugins ► Web services ► Manage tokens Access to the web site using the user you created the token for Create a calendar event for tomorrow (via the site Calendar in the main menu) In the Calendar main view, go to Export calendar Select "All events" and "This week" Click in Get calendar URl Copy the indicated calendar URL Open the calendar URL in a different browser (where you don't have a Moodle session active) and confirm that: You can download a file in iCal format, if you open it with a text editor you can see the calendar event you created listed there Now, in the calendar Export screen again click in the Export button and confirrm that The iCal file downloads and it has the same content than the one you opened in a different browser in the previous step Open the console an execute this new curl request, replacing wstoken with the token you just created and the site url with yours. curl 'http://localhost/m/stable_master/webservice/rest/server.php?moodlewsrestformat=json' --data 'wsfunction=core_calendar_get_calendar_export_token&wstoken=3af67232a7596ceb658df4db329e5ad6' --compressed Confirm that: In the curl request response you see a token field with a value that is not empty If you compare the sha1 has with the authtoken parameter from the calendar URL generated in the web (previous step), they match Now, access to the Moodle site as a site administrator Go to Administration> Appearance>Calendar Unselect the "Enable calendar export" setting and save values Execute the same CURL request from above and confirm that You see as response a moodle exception ""Calendar export is disabled in this site"