davtelepot/davtelepot/administration_tools.py

629 lines
18 KiB
Python

"""Administration tools for telegram bots.
Usage:
```
import davtelepot
my_bot = davtelepot.Bot.get('my_token', 'my_database.db')
davtelepot.admin_tools.init(my_bot)
```
"""
# Standard library modules
import asyncio
import datetime
# Third party modules
from davtelepot.utilities import (
async_wrapper, Confirmator, get_cleaned_text, get_user, escape_html_chars,
line_drawing_unordered_list, make_button, make_inline_keyboard,
remove_html_tags
)
default_talk_messages = dict(
admin_session_ended=dict(
en=(
'Session with user {u} ended.'
),
it=(
'Sessione terminata con l\'utente {u}.'
),
),
admin_warning=dict(
en=(
'You are now talking to {u}.\n'
'Until you end this session, your messages will be '
'forwarded to each other.'
),
it=(
'Sei ora connesso con {u}.\n'
'Finché non chiuderai la connessione, i messaggi che scriverai '
'qui saranno inoltrati a {u}, e ti inoltrerò i suoi.'
),
),
end_session=dict(
en=(
'End session?'
),
it=(
'Chiudere la sessione?'
),
),
help_text=dict(
en='Press the button to search for user.',
it='Premi il pulsante per scegliere un utente.'
),
search_button=dict(
en="🔍 Search for user",
it="🔍 Cerca utente",
),
select_user=dict(
en='Which user would you like to talk to?',
it='Con quale utente vorresti parlare?'
),
user_not_found=dict(
en=(
"Sory, but no user matches your query for\n"
"<code>{q}</code>"
),
it=(
"Spiacente, ma nessun utente corrisponde alla ricerca per\n"
"<code>{q}</code>"
),
),
instructions=dict(
en=(
'Write a part of name, surname or username of the user you want '
'to talk to.'
),
it=(
'Scrivi una parte del nome, cognome o username dell\'utente con '
'cui vuoi parlare.'
),
),
stop=dict(
en=(
'End session'
),
it=(
'Termina la sessione'
),
),
user_session_ended=dict(
en=(
'Session with admin {u} ended.'
),
it=(
'Sessione terminata con l\'amministratore {u}.'
),
),
user_warning=dict(
en=(
'{u}, admin of this bot, wants to talk to you.\n'
'Until this session is ended by {u}, your messages will be '
'forwarded to each other.'
),
it=(
'{u}, amministratore di questo bot, vuole parlare con te.\n'
'Finché non chiuderà la connessione, i messaggi che scriverai '
'qui saranno inoltrati a {u}, e ti inoltrerò i suoi.'
),
),
# key=dict(
# en='',
# it='',
# ),
# key=dict(
# en=(
# ''
# ),
# it=(
# ''
# ),
# ),
)
async def _forward_to(update, bot, sender, addressee, is_admin=False):
if update['text'].lower() in ['stop'] and is_admin:
with bot.db as db:
admin_record = db['users'].find_one(
telegram_id=sender
)
session_record = db['talking_sessions'].find_one(
admin=admin_record['id'],
cancelled=0
)
other_user_record = db['users'].find_one(
id=session_record['user']
)
await end_session(
bot=bot,
other_user_record=other_user_record,
admin_record=admin_record
)
else:
bot.set_individual_text_message_handler(
await async_wrapper(
_forward_to,
sender=sender,
addressee=addressee,
is_admin=is_admin
),
sender
)
await bot.forward_message(
chat_id=addressee,
update=update
)
return
def get_talk_panel(update, bot, text=''):
"""Return text and reply markup of talk panel.
`text` may be:
- `user_id` as string
- `username` as string
- `''` (empty string) for main menu (default)
"""
users = []
if len(text):
with bot.db as db:
if text.isnumeric():
users = list(
db['users'].find(id=int(text))
)
else:
users = list(
db.query(
"""SELECT *
FROM users
WHERE COALESCE(
first_name || last_name || username,
last_name || username,
first_name || username,
username,
first_name || last_name,
last_name,
first_name
) LIKE '%{username}%'
ORDER BY LOWER(
COALESCE(
first_name || last_name || username,
last_name || username,
first_name || username,
username,
first_name || last_name,
last_name,
first_name
)
)
LIMIT 26
""".format(
username=text
)
)
)
if len(text) == 0:
text = (
bot.get_message(
'talk',
'help_text',
update=update,
q=escape_html_chars(
remove_html_tags(text)
)
)
)
reply_markup = make_inline_keyboard(
[
make_button(
bot.get_message(
'talk', 'search_button',
update=update
),
prefix='talk:///',
data=['search']
)
],
1
)
elif len(users) == 0:
text = (
bot.get_message(
'talk',
'user_not_found',
update=update,
q=escape_html_chars(
remove_html_tags(text)
)
)
)
reply_markup = make_inline_keyboard(
[
make_button(
bot.get_message(
'talk', 'search_button',
update=update
),
prefix='talk:///',
data=['search']
)
],
1
)
else:
text = "{header}\n\n{u}{etc}".format(
header=bot.get_message(
'talk', 'select_user',
update=update
),
u=line_drawing_unordered_list(
[
get_user(user)
for user in users[:25]
]
),
etc=(
'\n\n[...]'
if len(users) > 25
else ''
)
)
reply_markup = make_inline_keyboard(
[
make_button(
'👤 {u}'.format(
u=get_user(
{
key: val
for key, val in user.items()
if key in (
'first_name',
'last_name',
'username'
)
}
)
),
prefix='talk:///',
data=[
'select',
user['id']
]
)
for user in users[:25]
],
2
)
return text, reply_markup
async def _talk_command(update, bot):
text = get_cleaned_text(
update,
bot,
['talk']
)
text, reply_markup = get_talk_panel(update, bot, text)
return dict(
text=text,
parse_mode='HTML',
reply_markup=reply_markup,
)
async def start_session(bot, other_user_record, admin_record):
"""Start talking session between user and admin.
Register session in database, so it gets loaded before message_loop starts.
Send a notification both to admin and user, set custom parsers and return.
"""
with bot.db as db:
db['talking_sessions'].insert(
dict(
user=other_user_record['id'],
admin=admin_record['id'],
cancelled=0
)
)
await bot.send_message(
chat_id=other_user_record['telegram_id'],
text=bot.get_message(
'talk', 'user_warning',
user_record=other_user_record,
u=get_user(admin_record)
)
)
await bot.send_message(
chat_id=admin_record['telegram_id'],
text=bot.get_message(
'talk', 'admin_warning',
user_record=admin_record,
u=get_user(other_user_record)
),
reply_markup=make_inline_keyboard(
[
make_button(
bot.get_message(
'talk', 'stop',
user_record=admin_record
),
prefix='talk:///',
data=['stop', other_user_record['id']]
)
]
)
)
bot.set_individual_text_message_handler(
await async_wrapper(
_forward_to,
sender=other_user_record['telegram_id'],
addressee=admin_record['telegram_id'],
is_admin=False
),
other_user_record['telegram_id']
)
bot.set_individual_text_message_handler(
await async_wrapper(
_forward_to,
sender=admin_record['telegram_id'],
addressee=other_user_record['telegram_id'],
is_admin=True
),
admin_record['telegram_id']
)
return
async def end_session(bot, other_user_record, admin_record):
"""End talking session between user and admin.
Cancel session in database, so it will not be loaded anymore.
Send a notification both to admin and user, clear custom parsers
and return.
"""
with bot.db as db:
db['talking_sessions'].update(
dict(
admin=admin_record['id'],
cancelled=1
),
['admin']
)
await bot.send_message(
chat_id=other_user_record['telegram_id'],
text=bot.get_message(
'talk', 'user_session_ended',
user_record=other_user_record,
u=get_user(admin_record)
)
)
await bot.send_message(
chat_id=admin_record['telegram_id'],
text=bot.get_message(
'talk', 'admin_session_ended',
user_record=admin_record,
u=get_user(other_user_record)
),
)
for record in (admin_record, other_user_record, ):
bot.remove_individual_text_message_handler(record['telegram_id'])
return
async def _talk_button(bot, update, user_record, data):
telegram_id = user_record['telegram_id']
command, *arguments = data
result, text, reply_markup = '', '', None
if command == 'search':
bot.set_individual_text_message_handler(
await async_wrapper(
_talk_command,
),
update
)
text = bot.get_message(
'talk', 'instructions',
update=update
)
reply_markup = None
elif command == 'select':
if (
len(arguments) < 1
or type(arguments[0]) is not int
):
result = "Errore!"
else:
with bot.db as db:
other_user_record = db['users'].find_one(
id=arguments[0]
)
admin_record = db['users'].find_one(
telegram_id=telegram_id
)
await start_session(
bot,
other_user_record=other_user_record,
admin_record=admin_record
)
elif command == 'stop':
if (
len(arguments) < 1
or type(arguments[0]) is not int
):
result = "Errore!"
elif not Confirmator.get('stop_bots').confirm(telegram_id):
result = bot.get_message(
'talk', 'end_session',
update=update,
)
else:
with bot.db as db:
other_user_record = db['users'].find_one(
id=arguments[0]
)
admin_record = db['users'].find_one(
telegram_id=telegram_id
)
await end_session(
bot,
other_user_record=other_user_record,
admin_record=admin_record
)
text = "Session ended."
reply_markup = None
if text:
return dict(
text=result,
edit=dict(
text=text,
parse_mode='HTML',
reply_markup=reply_markup,
disable_web_page_preview=True
)
)
return result
default_admin_messages = {
'restart_command': {
'description': {
'en': "Restart bots",
'it': "Riavvia i bot"
},
'restart_scheduled_message': {
'en': "Bots are being restarted, after pulling from repository.",
'it': "I bot verranno riavviati in pochi secondi, caricando "
"prima le eventuali modifiche al codice."
},
'restart_completed_message': {
'en': "<i>Restart was successful.</i>",
'it': "<i>Restart avvenuto con successo.</i>"
}
}
}
async def _restart_command(bot, update, user_record):
with bot.db as db:
db['restart_messages'].insert(
dict(
text=bot.get_message(
'admin', 'restart_command', 'restart_completed_message',
update=update, user_record=user_record
),
chat_id=update['chat']['id'],
parse_mode='HTML',
reply_to_message_id=update['message_id'],
sent=None
)
)
await bot.reply(
update=update,
text=bot.get_message(
'admin', 'restart_command', 'restart_scheduled_message',
update=update, user_record=user_record
)
)
bot.__class__.stop(message='=== RESTART ===', final_state=65)
return
def init(bot, talk_messages=None, admin_messages=None, language='en'):
"""Assign parsers, commands, buttons and queries to given `bot`."""
if talk_messages is None:
talk_messages = default_talk_messages
bot.messages['talk'] = talk_messages
if admin_messages is None:
admin_messages = default_admin_messages
bot.messages['admin'] = admin_messages
with bot.db as db:
if 'talking_sessions' not in db.tables:
db['talking_sessions'].insert(
dict(
user=0,
admin=0,
cancelled=1
)
)
@bot.additional_task(when='BEFORE')
async def load_talking_sessions():
sessions = []
with bot.db as db:
for session in db.query(
"""SELECT *
FROM talking_sessions
WHERE NOT cancelled
"""
):
sessions.append(
dict(
other_user_record=db['users'].find_one(
id=session['user']
),
admin_record=db['users'].find_one(
id=session['admin']
),
)
)
for session in sessions:
await start_session(
bot=bot,
other_user_record=session['other_user_record'],
admin_record=session['admin_record']
)
@bot.command(command='/talk', aliases=[], show_in_keyboard=False,
description="Choose a user and forward messages to each "
"other.",
authorization_level='admin')
async def talk_command(update):
return await _talk_command(update, bot)
@bot.button(prefix='talk:///', separator='|', authorization_level='admin')
async def talk_button(bot, update, user_record, data):
return await _talk_button(bot, update, user_record, data)
restart_command_description = bot.get_message(
'admin', 'restart_command', 'description',
language=language
)
@bot.command(command='/restart', aliases=[], show_in_keyboard=False,
description=restart_command_description,
authorization_level='admin')
async def restart_command(bot, update, user_record):
return await _restart_command(bot, update, user_record)
@bot.additional_task('BEFORE')
async def send_restart_messages():
"""Send restart messages at restart."""
with bot.db as db:
for restart_message in db['restart_messages'].find(sent=None):
asyncio.ensure_future(
bot.send_message(
**{
key: val
for key, val in restart_message.items()
if key in (
'chat_id',
'text',
'parse_mode',
'reply_to_message_id'
)
}
)
)
db['restart_messages'].update(
dict(
sent=datetime.datetime.now(),
id=restart_message['id']
),
['id'],
ensure=True
)
return