74 lines
2.4 KiB
Python
74 lines
2.4 KiB
Python
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from datetime import datetime
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import os.path
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from base64 import b32hexencode
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from google.auth.transport.requests import Request
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from google.oauth2.credentials import Credentials
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from google_auth_oauthlib.flow import InstalledAppFlow
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from googleapiclient.discovery import build, Resource
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from googleapiclient.errors import HttpError
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# If modifying these scopes, delete the file token.json.
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SCOPES = [
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"https://www.googleapis.com/auth/calendar.readonly",
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"https://www.googleapis.com/auth/calendar.events",
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]
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CALENDAR_ID = "40e4v6t1s2spr9f1d9d45br3ik@group.calendar.google.com"
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def authenticate() -> Credentials:
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creds = None
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# The file token.json stores the user's access and refresh tokens, and is
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# created automatically when the authorization flow completes for the first
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# time.
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if os.path.exists("token.json"):
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creds = Credentials.from_authorized_user_file("token.json", SCOPES)
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# If there are no (valid) credentials available, let the user log in.
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if not creds or not creds.valid:
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if creds and creds.expired and creds.refresh_token:
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creds.refresh(Request())
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else:
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flow = InstalledAppFlow.from_client_secrets_file("credentials.json", SCOPES)
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creds = flow.run_local_server(port=0)
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# Save the credentials for the next run
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with open("token.json", "w") as token:
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token.write(creds.to_json())
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return creds
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def get_service(creds: Credentials) -> Resource:
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return build("calendar", "v3", credentials=creds)
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def insert_or_update_event(
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service: Resource, id: str, title: str, start: datetime, end: datetime
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):
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event_id = b32hexencode(id.encode("ascii")).decode("ascii").lower()
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event = {
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"id": event_id,
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"summary": title,
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"start": {
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"dateTime": start.isoformat() + "Z", # 'Z' indicates UTC time
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},
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"end": {
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"dateTime": end.isoformat() + "Z", # 'Z' indicates UTC time
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},
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}
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print(f"Adding/updating event: {title}, start: {start}, end: {end}")
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try:
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service.events().update(
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calendarId=CALENDAR_ID, eventId=event_id, body=event
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).execute()
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except HttpError as error:
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# Create event if it doesn't exist
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if error.status_code == 409:
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service.events().insert(calendarId=CALENDAR_ID, body=event).execute()
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else:
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raise
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