585 lines
22 KiB
Python
585 lines
22 KiB
Python
"""
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AUTHOR:
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Khushal P Soonderji
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DATE:
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Monday, 25th Nov., 2024
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OBJECTIVE:
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To manage e-mails in a GMail account.
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REFERENCES:
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1. Quickstart: https://developers.google.com/gmail/api/quickstart/python
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2. Labels: https://developers.google.com/gmail/api/guides/labels
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3. Messages: https://developers.google.com/gmail/api/reference/rest/v1/users.messages
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DOWNLOADS:
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N/A
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"""
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# *****************************************************************************************************************
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# ***** ****
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# *** IMPORT ***
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# ***** ****
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# *****************************************************************************************************************
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# To make sibling directories accessible for imports:
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import sys
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sys.path.append(".")
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sys.path.append("..")
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# System-level activities:
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import io
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# My utils:
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from utils_v2.string import json
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from utils_v2.date_time import date_time
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from utils_v2.oauth.services.goog import GoogleOAuth
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# Related to Google:
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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 googleapiclient.discovery import build
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# To make API calls:
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import httpx
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# For asynchronous activities:
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import asyncio
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# To work with date and time:
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import datetime
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# For working with datatypes:
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from typing import Dict, Literal
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# For debugging:
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from icecream import IceCreamDebugger
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# *****************************************************************************************************************
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# ***** ****
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# *** MACROS / ONE-TIME INIT ***
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# ***** ****
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# *****************************************************************************************************************
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# --- Nothing Yet
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# *****************************************************************************************************************
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# ***** ****
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# *** VARIABLES ***
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# ***** ****
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# *****************************************************************************************************************
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# --- Nothing Yet
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# *****************************************************************************************************************
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# ***** ****
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# *** FUNCTIONS ***
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# ***** ****
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# *****************************************************************************************************************
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# --- Nothing Yet
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# *****************************************************************************************************************
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# ***** ****
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# *** CLASSES ***
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# ***** ****
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# *****************************************************************************************************************
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class AsyncGMailClient:
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def __init__(
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self,
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credentials: Credentials,
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http_client: httpx.AsyncClient,
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debug = True,
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debug_prefix = "GMail | ",
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debug_only_errors = True
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):
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# Prepare the debugging utility:
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self._debug_prefix = debug_prefix
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self._printer = IceCreamDebugger(prefix = debug_prefix, includeContext = True)
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if not debug: self._printer.disable()
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self._debug_only_errors = debug_only_errors
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# Accept the input configuration:
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self.__http_client = http_client
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self.__service = None
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self.__user_email = None
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self.__credentials = credentials
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def enable_debug(self):
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self._printer.enable()
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def disable_debug(self):
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self._printer.disable()
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def debug_only_errors(self):
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self._debug_only_errors = True
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def debug_everything(self):
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self._debug_only_errors = False
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# ┏┓ ┏┓ ┏┓ ┏•
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# ┗┓┏┓╋┓┏┏┓ ┣╋ ┃ ┏┓┏┓╋┓┏┓
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# ┗┛┗ ┗┗┻┣┛ ┗┻ ┗┛┗┛┛┗┛┗┗┫
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# ┛ ┛
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async def initialize(self):
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"""
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Call this once when the instance is created.
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:return: True if successful, else False.
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"""
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return await self.__build_service()
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async def __build_service(self) -> bool:
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"""
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Build a service object that can be used to perform various activities.
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:return: True if successful, else False.
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"""
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try:
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# Build the service object:
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self.__service = build(
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serviceName = "gmail",
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version = "v1",
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credentials = self.__credentials,
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cache_discovery = False
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)
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# Note down the e-mail address of the user:
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profile = self.__service.users().getProfile(userId = "me").execute()
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self.__user_email = profile.get("emailAddress")
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# Done here:
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return True
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# In case something goes wrong:
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except Exception as exception:
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self._printer(exception)
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return False
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async def set_credentials(
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self,
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credentials: Credentials
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) -> bool:
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"""
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To update the credentials. Needed for the times when the access token gets refreshed.
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:param credentials: Google's custom 'Credentials' object that describes the OAuth-based access details.
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:return: True if successful, else False.
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"""
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self.__credentials = credentials
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return await self.__build_service()
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async def __ensure_token(self) -> None:
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"""
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Checks if the access token has expired and refreshes if needed.
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:return: None.
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"""
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if await GoogleOAuth.credentials_have_expired(self.__credentials):
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if not self._debug_only_errors: self._printer("Refreshing Token.", self.__user_email)
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self.__credentials.refresh(Request())
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# ┏┓ •
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# ┃┃┏┓┏┓┏┓┏┓┏┓╋┓┏┓┏
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# ┣┛┛ ┗┛┣┛┗ ┛ ┗┗┗ ┛
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# ┛
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@property
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async def user_email(self):
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return self.__user_email
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@property
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async def user_profile(self):
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return self.__service.users().getProfile(userId = "me").execute()
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# ┓ ┓ ┓
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# ┃ ┏┓┣┓┏┓┃┏
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# ┗┛┗┻┗┛┗ ┗┛
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async def list_labels(
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self,
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raise_exception: bool = False
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) -> Dict[str, dict] | None:
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"""
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To get the list of labels of this user.
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DOCUMENTATION:
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1. https://developers.google.com/gmail/api/reference/rest/v1/users.labels/list
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2. https://developers.google.com/gmail/api/reference/rest/v1/users.labels#Label
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:param raise_exception: If set to True, any exceptions that occur will be propagated, else they wil be
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suppressed.
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:return: The list of labels.
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"""
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# Start by assuming failure:
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labels = None
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try:
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# Standard token-refresh check:
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await self.__ensure_token()
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# Make the API call:
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if not self._debug_only_errors: self._printer("Listing All Labels.", self.__user_email)
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api_response = await self.__http_client.get(
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url = f"https://gmail.googleapis.com/gmail/v1/users/{self.__user_email}/labels",
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headers = {"Authorization": f"Bearer {self.__credentials.token}"}
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)
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# If the API call failed:
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if api_response.status_code not in [200]: return labels
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# Else we format the response:
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labels = {label.pop("name"): label for label in api_response.json().get("labels", [])}
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# In case something goes wrong along the way:
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except Exception as exception:
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if raise_exception: raise
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self._printer(exception)
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labels = None
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# Done here:
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return labels
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async def get_label(
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self,
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label_id: str,
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raise_exception: bool = False
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) -> dict | None:
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"""
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To get one label of this user. the label will be identified by its id.
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DOCUMENTATION:
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1. https://developers.google.com/gmail/api/reference/rest/v1/users.labels/get
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2. https://developers.google.com/gmail/api/reference/rest/v1/users.labels#Label
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:param label_id: The id that Google assigned to the label.
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:param raise_exception: If set to True, any exceptions that occur will be propagated, else they wil be
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suppressed.
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:return: The list of labels.
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"""
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# Start by assuming failure:
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label = None
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try:
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# Standard token-refresh check:
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await self.__ensure_token()
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# Make the API call:
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if not self._debug_only_errors: self._printer("Getting One Label.", self.__user_email)
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api_response = await self.__http_client.get(
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url = f"https://gmail.googleapis.com/gmail/v1/users/{self.__user_email}/labels/{label_id}",
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headers = {"Authorization": f"Bearer {self.__credentials.token}"}
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)
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# If the API call failed:
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if api_response.status_code not in [200]: return label
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# Else we extract the response:
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label = api_response.json()
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# In case something goes wrong along the way:
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except Exception as exception:
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if raise_exception: raise
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self._printer(exception)
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label = None
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# Done here:
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return label
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async def create_label(
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self,
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label_name: str,
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label_visibility: Literal["labelShow", "labelShowIfUnread", "labelHide"] = "labelShow",
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message_visibility: Literal["show", "hide"] = "show",
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label_text_color: str = "#434343",
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label_background_color: str = "#000000",
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raise_exception: bool = False
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) -> bool:
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"""
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Create one label for the user.
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DOCUMENTATION:
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1. https://developers.google.com/gmail/api/reference/rest/v1/users.labels/create
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2. https://developers.google.com/gmail/api/reference/rest/v1/users.labels#Label
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:param label_name: The display name of the label.
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:param label_visibility: Whether, or not, you would like to show the label in the web UI.
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:param message_visibility: Whether, or not, you would like to show messages with this label in the web UI.
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:param label_text_color: The colour of the text of the label.
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:param label_background_color: The colour of the background/tag of the label.
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:param raise_exception: If set to True, any exceptions that occur will be propagated, else they wil be
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suppressed.
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:return: True if the label was created, else False.
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"""
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# Start by assuming failure:
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success = False
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try:
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# Standard token-refresh check:
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await self.__ensure_token()
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# Make the API call:
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if not self._debug_only_errors: self._printer("Creating One Label.", self.__user_email)
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api_response = await self.__http_client.post(
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url = f"https://gmail.googleapis.com/gmail/v1/users/{self.__user_email}/labels",
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headers = {
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"Authorization": f"Bearer {self.__credentials.token}"
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},
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json = {
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"name": label_name,
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"messageListVisibility": "show" if message_visibility else "hide",
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"labelListVisibility": "labelShow" if label_visibility else "labelHide",
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"color": {
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"textColor": label_text_color.lower(),
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"backgroundColor": label_background_color.lower()
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}
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}
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)
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# If the API call failed:
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if api_response.status_code not in [200]: return success
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# Else we note down the success:
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if api_response.json().get("id") is not None: success = True
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# In case something goes wrong along the way:
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except Exception as exception:
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if raise_exception: raise
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self._printer(exception)
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success = False
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# Done here:
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return success
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async def update_label(
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self,
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label_id: str,
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label_name: str = None,
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label_visibility: Literal["labelShow", "labelShowIfUnread", "labelHide"] = None,
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message_visibility: Literal["show", "hide"] = None,
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label_text_color: str = None,
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label_background_color: str = None,
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raise_exception: bool = False
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) -> bool:
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"""
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Updates one label for the user.
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DOCUMENTATION:
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1. https://developers.google.com/gmail/api/reference/rest/v1/users.labels/create
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2. https://developers.google.com/gmail/api/reference/rest/v1/users.labels#Label
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NOTE: Both or none of the colours must be updated. For this reason, a simple default will be chosen for the
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other if only one is provided.
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:param label_id: The id that Google assigned to the label.
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:param label_name: The display name of the label.
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:param label_visibility: Whether, or not, you would like to show the label in the web UI.
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:param message_visibility: Whether, or not, you would like to show messages with this label in the web UI.
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:param label_text_color: The colour of the text of the label.
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:param label_background_color: The colour of the background/tag of the label.
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:param raise_exception: If set to True, any exceptions that occur will be propagated, else they wil be
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suppressed.
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:return: True if the label was created, else False.
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"""
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# Start by assuming failure:
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success = False
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try:
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# Standard token-refresh check:
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await self.__ensure_token()
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# Format the JSON body:
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json_body = {}
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if label_name: json_body["name"] = label_name
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if label_visibility: json_body["labelListVisibility"] = label_visibility
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if message_visibility: json_body["messageListVisibility"] = message_visibility
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if label_text_color or label_background_color:
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json_body["color"] = {
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"textColor": (label_text_color or "#434343").lower(),
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"backgroundColor": (label_background_color or "#000000").lower()
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}
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# If no value was given to update:
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if not json_body: return success
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# Make the API call:
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if not self._debug_only_errors: self._printer("Updating One Label.", self.__user_email)
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api_response = await self.__http_client.put(
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url = f"https://gmail.googleapis.com/gmail/v1/users/{self.__user_email}/labels/{label_id}",
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headers = {"Authorization": f"Bearer {self.__credentials.token}"},
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json = json_body
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)
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# If the API call failed:
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if api_response.status_code not in [200]: return success
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# Else we note down the success:
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if api_response.json().get("id") is not None: success = True
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# In case something goes wrong along the way:
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except Exception as exception:
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if raise_exception: raise
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self._printer(exception)
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success = False
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# Done here:
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return success
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async def delete_label(
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self,
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label_id: str,
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raise_exception: bool = False
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) -> bool:
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"""
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To delete one label of this user. the label will be identified by its id.
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DOCUMENTATION:
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1. https://developers.google.com/gmail/api/reference/rest/v1/users.labels/get
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2. https://developers.google.com/gmail/api/reference/rest/v1/users.labels#Label
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:param label_id: The id that Google assigned to the label.
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:param raise_exception: If set to True, any exceptions that occur will be propagated, else they wil be
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suppressed.
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:return: The list of labels.
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"""
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# Start by assuming failure:
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success = False
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try:
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# Standard token-refresh check:
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await self.__ensure_token()
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# Make the API call:
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if not self._debug_only_errors: self._printer("Deleting One Label.", self.__user_email)
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api_response = await self.__http_client.delete(
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url = f"https://gmail.googleapis.com/gmail/v1/users/{self.__user_email}/labels/{label_id}",
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headers = {"Authorization": f"Bearer {self.__credentials.token}"}
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)
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# If the API call failed:
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if api_response.status_code not in [200, 204]: return success
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# Else we extract the response:
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else: success = True
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# In case something goes wrong along the way:
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except Exception as exception:
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if raise_exception: raise
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self._printer(exception)
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success = False
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# Done here:
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return success
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# *****************************************************************************************************************
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# ***** ****
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# *** MAIN PROGRAM ***
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# ***** ****
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# *****************************************************************************************************************
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if __name__ == "__main__":
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import dateparser
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# Create an HTTP client:
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test_client = httpx.AsyncClient(
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limits = httpx.Limits(
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max_connections = 100, # ............ Maximum number of connections allowed in the pool.
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max_keepalive_connections = 50, # ... Maximum number of connections that can be kept alive.
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),
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timeout = httpx.Timeout(
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connect = 2.5, # ... Shorter connection timeout.
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read = 2.5, # ...... Like what EasyEcom gives.
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write = 10.0, # .... Time to wait for sending data.
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pool = 120.0 # ..... Time to wait for a free connection from the pool.
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)
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)
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secrets_file = r"../../creds/google_tcaoff_test_oauth_20241125.json"
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secrets_dict = json.from_file(secrets_file)
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my_oauth = GoogleOAuth(
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config = secrets_dict,
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redirect_url = r"https://api.thecaoffice.com/converse/mail/callback/gmail",
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debug = True,
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debug_prefix = "OAuth (Goog) | ",
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)
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tokens = {
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"access_token": "ya29.a0AeDClZAYoo85BXRId_n-hwo_amKshzi46c33GaJcsZZvGB7A7OGU2RFYcWBM_BleNBfAFUSJP2NHAvmd7Nsp_U5Kg68hXSy0iO99PNTm3pvKrJSzbkA-rXsVLsCnBIfPUMyNt2nOOVJmGwm17DNN0jAELkm1fPNTju7SZzmuaCgYKAZwSARMSFQHGX2Mis8TZui2rZT1gKySVds-N0w0175",
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"refresh_token": "1//0gnqzjMf9YT19CgYIARAAGBASNgF-L9Ir3rcY37nGrV45XyOUBRllEH7Txui7T1JbwevlmDoNw7PuMu149cCWQSwsScuKaZusUQ",
|
|
"expires_in": 3539,
|
|
"expires_at": dateparser.parse("2024-11-25 10:40:40.833699+00:00"),
|
|
"scopes": [
|
|
"https://www.googleapis.com/auth/gmail.labels",
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|
"https://www.googleapis.com/auth/gmail.modify"
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|
]
|
|
}
|
|
|
|
async def main():
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|
|
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my_gmail = AsyncGMailClient(
|
|
http_client = test_client,
|
|
credentials = await my_oauth.credentials_from_tokens(tokens = tokens),
|
|
debug_only_errors = False
|
|
)
|
|
await my_gmail.initialize()
|
|
print(await my_gmail.user_email)
|
|
print(await my_gmail.user_profile)
|
|
|
|
# print(json.to_string(await my_gmail.list_labels()))
|
|
|
|
# print(json.to_string(await my_gmail.get_label(label_id = "Label_3")))
|
|
|
|
# print(json.to_string(await my_gmail.update_label(
|
|
# label_id = "Label_3",
|
|
# label_name = "Updated Label 123",
|
|
# label_background_color = "#cc3a21"
|
|
# )))
|
|
#
|
|
# print(json.to_string(await my_gmail.get_label(label_id = "Label_3")))
|
|
|
|
# print(json.to_string(await my_gmail.create_label(
|
|
# label_name = "Bye - Bye !",
|
|
# label_text_color = "#fbc8d9",
|
|
# label_background_color = "#7a2e0b"
|
|
# )))
|
|
|
|
print(json.to_string(await my_gmail.delete_label(label_id = "Label_6")))
|
|
|
|
|
|
asyncio.run(main())
|