Telegram Bot, v1.7

Telegram channel bot.

Make voting for messages optional.

publication into a specified channel:
- sending of text messages;
- sending of photo messages;
voting for messages (optional):
- restrictions (via a remembering in an SQLite database):
  - one vote per one user;
  - possibility change an own vote (optionally, i.e. may be disabled);
- decor:
  - voting by an inline keyboard;
  - reverse of a buttons order (optionally);
  - customizable a buttons text via individual templates;
  - displaying of a voting result on buttons instead placeholders:
    - number of votes;
    - percent of votes;
  - support emojis (with aliases) in a buttons text;
working mode:
- run as a web service;
- control via the RESTful API;
utility for a sending of requests to the API:
- making of a path to a photo absolute.

$ telegram-bot -v | --version
$ telegram-bot -h | --help
$ telegram-bot [options]

Options:

-v, --version — show the version message and exit;
-h, --help — show this help message and exit;
-f PATH, --log-file PATH — base filename for rotated log files (default: ./logs/app.log);
-l NAME, --log-level NAME — minimal allowed log level (default: info).

Environment variables:

TELEGRAM_BOT_TOKEN — Telegram API access token;
TELEGRAM_BOT_CHANNEL — Telegram channel name;
TELEGRAM_BOT_PORT — bot API port (default: 4000);
TELEGRAM_BOT_VOTING — flag denoting allowing of voting (allowed: FALSE and TRUE; default: TRUE);
TELEGRAM_BOT_ACCEPT_TEXT — text of the accept button (default: Accept);
TELEGRAM_BOT_REJECT_TEXT — text of the reject button (default: Reject);
TELEGRAM_BOT_DATABASE — path to the SQLite database file (default: ./votes.db);
TELEGRAM_BOT_CHANGEABLE_VOTE — flag denoting changeability of a vote (allowed: FALSE and TRUE; default: TRUE);
TELEGRAM_BOT_SWAP_BUTTONS — flag denoting inversion of the order of the buttons (allowed: FALSE and TRUE; default: TRUE);
TELEGRAM_BOT_RESTART_DELAY — delay before a bot polling restart (in milliseconds; default: 1000).