ical2txt.py

   1 #!/usr/bin/python
   2 # Convert iCalendar data to plaintext (very basic, don't rely on it :)
   3 # Requirements: python-vobject (http://vobject.skyhouseconsulting.com/)
   4 # Thomas Perl <thpinfo.com>; Fri, 14 Nov 2008 12:26:42 +0100
   5 # Website: http://thpinfo.com/2008/urlwatch/
   6
   7 def ical2text(ical_string):
   8     import vobject
   9     result = []
  10     if isinstance(ical_string, unicode):
  11         parsedCal = vobject.readOne(ical_string)
  12     else:
  13         try:
  14             parsedCal = vobject.readOne(ical_string)
  15         except:
  16             parsedCal = vobject.readOne(ical_string.decode('utf-8', 'ignore'))
  17
  18     for event in parsedCal.getChildren():
  19         if event.name == 'VEVENT':
  20             if hasattr(event, 'dtstart'):
  21                 start = event.dtstart.value.strftime('%F %H:%M')
  22             else:
  23                 start = 'unknown start date'
  24
  25             if hasattr(event, 'dtend'):
  26                 end = event.dtend.value.strftime('%F %H:%M')
  27             else:
  28                 end = start
  29
  30             if start == end:
  31                 date_str = start
  32             else:
  33                 date_str = '%s -- %s' % (start, end)
  34
  35             result.append('%s: %s' % (date_str, event.summary.value))
  36
  37     return '\n'.join(result)
  38
  39 if __name__ == '__main__':
  40     import sys
  41
  42     if len(sys.argv) == 2:
  43         print ical2text(open(sys.argv[1]).read())
  44     else:
  45         print 'Usage: %s icalendarfile.ics' % (sys.argv[0])
  46         sys.exit(1)
  47