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tdlib-fork/example/python/tdjson_example.py

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#
# Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com),
# Pellegrino Prevete (pellegrinoprevete@gmail.com) 2014-2019
#
# Distributed under the Boost Software License, Version 1.0. (See accompanying
# file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#
from ctypes.util import find_library
from ctypes import *
import json
import sys
# load shared library
tdjson_path = find_library('tdjson') or 'tdjson.dll'
if tdjson_path is None:
print('can\'t find tdjson library')
quit()
tdjson = CDLL(tdjson_path)
# load TDLib functions from shared library
td_json_client_create = tdjson.td_json_client_create
td_json_client_create.restype = c_void_p
td_json_client_create.argtypes = []
td_json_client_receive = tdjson.td_json_client_receive
td_json_client_receive.restype = c_char_p
td_json_client_receive.argtypes = [c_void_p, c_double]
td_json_client_send = tdjson.td_json_client_send
td_json_client_send.restype = None
td_json_client_send.argtypes = [c_void_p, c_char_p]
td_json_client_execute = tdjson.td_json_client_execute
td_json_client_execute.restype = c_char_p
td_json_client_execute.argtypes = [c_void_p, c_char_p]
td_json_client_destroy = tdjson.td_json_client_destroy
td_json_client_destroy.restype = None
td_json_client_destroy.argtypes = [c_void_p]
fatal_error_callback_type = CFUNCTYPE(None, c_char_p)
td_set_log_fatal_error_callback = tdjson.td_set_log_fatal_error_callback
td_set_log_fatal_error_callback.restype = None
td_set_log_fatal_error_callback.argtypes = [fatal_error_callback_type]
# initialize TDLib log with desired parameters
def on_fatal_error_callback(error_message):
print('TDLib fatal error: ', error_message)
def td_execute(query):
query = json.dumps(query).encode('utf-8')
result = td_json_client_execute(None, query)
if result:
result = json.loads(result.decode('utf-8'))
return result
c_on_fatal_error_callback = fatal_error_callback_type(on_fatal_error_callback)
td_set_log_fatal_error_callback(c_on_fatal_error_callback)
# setting TDLib log verbosity level to 1 (errors)
print(td_execute({'@type': 'setLogVerbosityLevel', 'new_verbosity_level': 1, '@extra': 1.01234}))
# create client
client = td_json_client_create()
# simple wrappers for client usage
def td_send(query):
query = json.dumps(query).encode('utf-8')
td_json_client_send(client, query)
def td_receive():
result = td_json_client_receive(client, 1.0)
if result:
result = json.loads(result.decode('utf-8'))
return result
# another test for TDLib execute method
print(td_execute({'@type': 'getTextEntities', 'text': '@telegram /test_command https://telegram.org telegram.me', '@extra': ['5', 7.0]}))
# testing TDLib send method
td_send({'@type': 'getAuthorizationState', '@extra': 1.01234})
# main events cycle
while True:
event = td_receive()
if event:
# process authorization states
if event['@type'] == 'updateAuthorizationState':
auth_state = event['authorization_state']
# if client is closed, we need to destroy it and create new client
if auth_state['@type'] == 'authorizationStateClosed':
break
# set TDLib parameters
# you MUST obtain your own api_id and api_hash at https://my.telegram.org
# and use them in the setTdlibParameters call
if auth_state['@type'] == 'authorizationStateWaitTdlibParameters':
td_send({'@type': 'setTdlibParameters', 'parameters': {
'database_directory': 'tdlib',
'use_message_database': True,
'use_secret_chats': True,
'api_id': 94575,
'api_hash': 'a3406de8d171bb422bb6ddf3bbd800e2',
'system_language_code': 'en',
'device_model': 'Desktop',
'system_version': 'Linux',
'application_version': '1.0',
'enable_storage_optimizer': True}})
# set an encryption key for database to let know TDLib how to open the database
if auth_state['@type'] == 'authorizationStateWaitEncryptionKey':
td_send({'@type': 'checkDatabaseEncryptionKey', 'key': 'my_key'})
# enter phone number to log in
if auth_state['@type'] == 'authorizationStateWaitPhoneNumber':
phone_number = input('Please enter your phone number: ')
td_send({'@type': 'setAuthenticationPhoneNumber', 'phone_number': phone_number})
# wait for authorization code
if auth_state['@type'] == 'authorizationStateWaitCode':
code = input('Please enter the authentication code you received: ')
td_send({'@type': 'checkAuthenticationCode', 'code': code})
# wait for first and last name for new users
if auth_state['@type'] == 'authorizationStateWaitRegistration':
first_name = input('Please enter your first name: ')
last_name = input('Please enter your last name: ')
td_send({'@type': 'registerUser', 'first_name': first_name, 'last_name': last_name})
# wait for password if present
if auth_state['@type'] == 'authorizationStateWaitPassword':
password = input('Please enter your password: ')
td_send({'@type': 'checkAuthenticationPassword', 'password': password})
# handle an incoming update or an answer to a previously sent request
print(event)
sys.stdout.flush()
# destroy client when it is closed and isn't needed anymore
td_json_client_destroy(client)