piler/util/refresh-token.py

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#!/usr/bin/python3
# Based on the https://github.com/UvA-FNWI/M365-IMAP project
from msal import ConfidentialClientApplication, SerializableTokenCache
import sys
ClientId = "c6843299-05c4-4c2e-9398-64dd42f14b6d" # Fix this value only
ClientSecret = ""
Scopes = ['https://outlook.office.com/IMAP.AccessAsUser.All']
AccessTokenFileName = "access_token"
RefreshTokenFileName = "refresh_token"
cache = SerializableTokenCache()
app = ConfidentialClientApplication(ClientId,
client_credential=ClientSecret,
token_cache=cache, authority=None)
old_refresh_token = open(RefreshTokenFileName, 'r').read()
token = app.acquire_token_by_refresh_token(old_refresh_token, Scopes)
if 'error' in token:
print(token)
sys.exit("Failed to get access token")
with open(AccessTokenFileName, 'w') as f:
f.write(token['access_token'])
with open(RefreshTokenFileName, 'w') as f:
f.write(token['refresh_token'])