mirror of
https://github.com/janeczku/calibre-web
synced 2024-12-20 23:20:32 +00:00
81 lines
3.1 KiB
Python
81 lines
3.1 KiB
Python
|
from __future__ import print_function
|
||
|
|
import os.path
|
||
|
|
from google_auth_oauthlib.flow import InstalledAppFlow
|
||
|
|
from google.auth.transport.requests import Request
|
||
|
|
from googleapiclient.discovery import build
|
||
|
|
from google.oauth2.credentials import Credentials
|
||
|
|
|
||
|
|
from datetime import datetime
|
||
|
|
import base64
|
||
|
|
from flask_babel import gettext as _
|
||
|
|
from ..constants import BASE_DIR
|
||
|
|
from .. import logger
|
||
|
|
|
||
|
|
|
||
|
|
log = logger.create()
|
||
|
|
|
||
|
|
SCOPES = ['openid', 'https://www.googleapis.com/auth/gmail.send', 'https://www.googleapis.com/auth/userinfo.email']
|
||
|
|
|
||
|
|
def setup_gmail(token):
|
||
|
|
# If there are no (valid) credentials available, let the user log in.
|
||
|
|
creds = None
|
||
|
|
if "token" in token:
|
||
|
|
creds = Credentials(
|
||
|
|
token=token['token'],
|
||
|
|
refresh_token=token['refresh_token'],
|
||
|
|
token_uri=token['token_uri'],
|
||
|
|
client_id=token['client_id'],
|
||
|
|
client_secret=token['client_secret'],
|
||
|
|
scopes=token['scopes'],
|
||
|
|
)
|
||
|
|
creds.expiry = datetime.fromisoformat(token['expiry'])
|
||
|
|
|
||
|
|
if not creds or not creds.valid:
|
||
|
|
# don't forget to dump one more time after the refresh
|
||
|
|
# also, some file-locking routines wouldn't be needless
|
||
|
|
if creds and creds.expired and creds.refresh_token:
|
||
|
|
creds.refresh(Request())
|
||
|
|
else:
|
||
|
|
cred_file = os.path.join(BASE_DIR, 'gmail.json')
|
||
|
|
if not os.path.exists(cred_file):
|
||
|
|
raise Exception(_("Found no valid gmail.json file with OAuth information"))
|
||
|
|
flow = InstalledAppFlow.from_client_secrets_file(
|
||
|
|
os.path.join(BASE_DIR, 'gmail.json'), SCOPES)
|
||
|
|
creds = flow.run_local_server(port=0)
|
||
|
|
user_info = get_user_info(creds)
|
||
|
|
return {
|
||
|
|
'token': creds.token,
|
||
|
|
'refresh_token': creds.refresh_token,
|
||
|
|
'token_uri': creds.token_uri,
|
||
|
|
'client_id': creds.client_id,
|
||
|
|
'client_secret': creds.client_secret,
|
||
|
|
'scopes': creds.scopes,
|
||
|
|
'expiry': creds.expiry.isoformat(),
|
||
|
|
'email': user_info
|
||
|
|
}
|
||
|
|
|
||
|
|
def get_user_info(credentials):
|
||
|
|
user_info_service = build(serviceName='oauth2', version='v2',credentials=credentials)
|
||
|
|
user_info = user_info_service.userinfo().get().execute()
|
||
|
|
return user_info.get('email', "")
|
||
|
|
|
||
|
|
def send_messsage(token, msg):
|
||
|
|
creds = Credentials(
|
||
|
|
token=token['token'],
|
||
|
|
refresh_token=token['refresh_token'],
|
||
|
|
token_uri=token['token_uri'],
|
||
|
|
client_id=token['client_id'],
|
||
|
|
client_secret=token['client_secret'],
|
||
|
|
scopes=token['scopes'],
|
||
|
|
)
|
||
|
|
creds.expiry = datetime.fromisoformat(token['expiry'])
|
||
|
|
if creds and creds.expired and creds.refresh_token:
|
||
|
|
creds.refresh(Request())
|
||
|
|
service = build('gmail', 'v1', credentials=creds)
|
||
|
|
message_as_bytes = msg.as_bytes() # the message should converted from string to bytes.
|
||
|
|
message_as_base64 = base64.urlsafe_b64encode(message_as_bytes) # encode in base64 (printable letters coding)
|
||
|
|
raw = message_as_base64.decode() # convert to something JSON serializable
|
||
|
|
body = {'raw': raw}
|
||
|
|
|
||
|
|
(service.users().messages().send(userId='me', body=body).execute())
|