def getICal(self):
"""get iCal data
"""
start_str, end_str = event_util.dateStringsForEvent(self.context)
out = StringIO()
map = {
'dtstamp' : rfc2445dt(DateTime()),
'created' : rfc2445dt(DateTime(self.context.CreationDate())),
'uid' : self.context.UID(),
'modified' : rfc2445dt(DateTime(self.context.ModificationDate())),
'summary' : vformat(self.context.Title()),
'startdate' : start_str,
'enddate' : end_str,
}
out.write(ICS_EVENT_START % map)
description = self.context.Description()
if description:
out.write(foldline('DESCRIPTION:%s\n' % vformat(description)))
location = self.context.getLocation()
if location:
out.write('LOCATION:%s\n' % vformat(location))
subject = self.context.Subject()
if subject:
out.write('CATEGORIES:%s\n' % ','.join(subject))
# TODO -- NO! see the RFC; ORGANIZER field is not to be used for non-group-scheduled entities
#ORGANIZER;CN=%(name):MAILTO=%(email)
#ATTENDEE;CN=%(name);ROLE=REQ-PARTICIPANT:mailto:%(email)
cn = []
contact = self.context.contact_name()
if contact:
cn.append(contact)
phone = self.context.contact_phone()
if phone:
cn.append(phone)
email = self.context.contact_email()
if email:
cn.append(email)
if cn:
out.write('CONTACT:%s\n' % vformat(', '.join(cn)))
url = self.context.event_url()
if url:
out.write('URL:%s\n' % url)
# allow derived event types to inject additional data for iCal
try:
self.context.getICalSupplementary(out)
except AttributeError:
pass
out.write(ICS_EVENT_END)
return out.getvalue()