class_sync/body_create.py

from dateutil import rrule
from gcalendar import dateTime
import datetime
import pickle
import json
import re
LOCATION = "5500 St Louis Ave, Chicago, IL 60625"
event = {
  'summary': 'Google I/O 2015',
  'location': '800 Howard St., San Francisco, CA 94103',
  'description': 'A chance to hear more about Google\'s developer products.',
  'start': {
    'dateTime': '2015-05-28T09:00:00-07:00',
    'timeZone': 'America/Los_Angeles',
  },
  'end': {
    'dateTime': '2015-05-28T17:00:00-07:00',
    'timeZone': 'America/Los_Angeles',
  },
  'recurrence': [
    'RRULE:FREQ=DAILY;COUNT=2'
  ],
  'attendees': [
    {'email': 'lpage@example.com'},
    {'email': 'sbrin@example.com'},
  ],
  'reminders': {
    'useDefault': False,
    'overrides': [
      {'method': 'email', 'minutes': 24 * 60},
      {'method': 'popup', 'minutes': 10},
    ],
  },
}

def rrule_former(class_obj):
    days = class_obj.days
    start =datetime.datetime.combine(class_obj.date_range[0],class_obj.time_range[0]).astimezone()
    end =datetime.datetime.combine(class_obj.date_range[1],class_obj.time_range[1]).astimezone()
    
    days = [ (day -1) % 7 for day in days]
    ret = rrule.rrule(freq=rrule.WEEKLY,dtstart=start,wkst=rrule.SU,until=end,byweekday=days)
    ret_str = str(ret).split('\n')[-1]
    ret_str=re.sub(r'(UNTIL=[^;]+)',r'\1Z',ret_str)
    return 'RRULE:{}'.format(ret_str)
def create_body(_class):
    if _class.time_range:
        body = {
            # "kind": "calendar#event",
        }
        body['recurrence'] = [rrule_former(_class)]
        body['start'] = dateTime(datetime.datetime.combine(_class.date_range[0],_class.time_range[0]))
        body['end'] = dateTime(datetime.datetime.combine(_class.date_range[0],_class.time_range[1]))
        body['summary'] = _class.title
        body['description'] = 'location: {}'.format(_class.location)
        body['location'] = LOCATION
        body['reminders'] = {'useDefault':True}
        return body
def json_dump(obj):
    with open('classes.json','w') as file:
        json.dump(obj,file)
def test_rrule():
    #test
    now = datetime.datetime.now()
    from munch import Munch
    test_obj = Munch(
        days=[1,3,5],
        time_range=[
            now.time(),
            (now+datetime.timedelta(seconds=50*60)).time()
            ],
        date_range=[
            now.date(),
            (now+datetime.timedelta(days=20)).date()
            ],
        )
    test_result = rrule_former(test_obj)
    return locals()

def test_class2body():
    with open('classes.pkl','rb') as file:
        classes = pickle.load(file)
    test_result = list(filter(bool,map(create_body,classes)))
    return test_result

if __name__ == "__main__":
    json_dump(test_class2body())