Command line interface (CLI)

This chapter describes how to use the command line interface (CLI) for icalendar.

The CLI consists of the icalendar command followed by arguments.

Help

To get information about all the commands, use the -h option.

icalendar -h

View an event

To view a readable summary of an event file that is in icalendar format, pass the name of the icalendar file to icalendar.

icalendar myfile.ics

The following is example output.

Organiser: Secretary <secretary@company.com>
Attendees:
  John Doe <j.doe@company.com>
  Randy <boss@company.com>
Summary: Yearly evaluation.
When: Tue 14 Mar 2017 11:00-12:00
Location: Randy's office
Comment: Reminder.
Description:

Your yearly evaluation is scheduled for next Tuesday. Please be on time.

Shell-based mail client

To use icalender in terminal-based mail clients such as mutt, add a new MIME type as the root user as shown.

cat << EOF > /usr/lib/mime/packages/icalendar
text/calendar; icalendar '%s'; copiousoutput; description=iCalendar text; priority=2
EOF
update-mime