Sup publish hook to send ics invites to google calendar

publish.rb

# This hook uses gcalcli to register events with google calendar. You need to configure gcalcli separately for it to work
# Non-calendar attachments are opened using `xdg-open`

require 'shellwords'

case chunk.content_type
when "text/calendar", "application/ics"
	r = IO.popen("/usr/bin/gcalcli --nocolor --reminder=10 --detail_url=short --calendar='<your calendar>' import #{Shellwords.escape filename}",
			    :err => [:child, :out])
	flash r.gets
else
	pid = Process.spawn("xdg-open", Shellwords.escape(filename),
						:out => '/dev/null',
						:err => '/dev/null')
	Process.detach pid
end