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mt_gcal_sync.py
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mt_gcal_sync.py
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#! /usr/bin/env python
# MailTask Alpha: The Email Manager
# Copyright (C) 2015 Patrick Simmons
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import httplib2
import os
from apiclient import discovery
import oauth2client
from oauth2client import client
from oauth2client import tools
import datetime
import argparse
flags = argparse.ArgumentParser(parents=[tools.argparser]).parse_args(["--noauth_local_webserver"])
SCOPES = 'https://www.googleapis.com/auth/calendar'
CLIENT_SECRET_FILE = 'api_key_do_not_upload.json'
APPLICATION_NAME = 'MailTask Calendar Synchronization Module'
def get_credentials():
"""Gets valid user credentials from storage.
If nothing has been stored, or if the stored credentials are invalid,
the OAuth2 flow is completed to obtain the new credentials.
Returns:
Credentials, the obtained credential.
"""
credential_path = 'client_secret_do_not_upload.json'
store = oauth2client.file.Storage(credential_path)
credentials = store.get()
if not credentials or credentials.invalid:
flow = client.flow_from_clientsecrets(CLIENT_SECRET_FILE, SCOPES)
flow.user_agent = APPLICATION_NAME
credentials = tools.run_flow(flow, store, flags)
print('Storing credentials to ' + credential_path)
return credentials
def initialize():
global credentials
global http
global service
global events
credentials = get_credentials()
http = credentials.authorize(httplib2.Http())
service = discovery.build('calendar', 'v3', http=http)
events = service.events()
##Insert a calendar event from a tuple
def insert_gcal_event(caltuple):
return events.insert(calendarId="primary",body={"summary" : caltuple[0], "start" : {"dateTime" : datetime.datetime.utcfromtimestamp(caltuple[2]).isoformat()+'Z'},"end" : {"dateTime" : datetime.datetime.utcfromtimestamp(caltuple[3]).isoformat()+'Z'},"description" : caltuple[1]}).execute()['id']
##Update an existing calendar event, given its ID and Chronos tuple
def update_gcal_event(ev_id,caltuple):
return events.update(calendarId="primary",eventId=ev_id,body={"summary" : caltuple[0], "start" : {"dateTime" : datetime.datetime.utcfromtimestamp(caltuple[2]).isoformat()+'Z'},"end" : {"dateTime" : datetime.datetime.utcfromtimestamp(caltuple[3]).isoformat()+'Z'},"description" : caltuple[1]}).execute()['id']
##Delete a calendar event, given its ID. Use caution.
def delete_gcal_event(ev_id):
events.delete(calendarId="primary",eventId=ev_id).execute()