Complete posting poll

.gitignore

@@ -95,3 +95,4 @@ ENV/
 .ropeproject
 
 config.py
+chanbot.sqlite

bot.py

@@ -1,15 +1,41 @@
 #!/usr/bin/env python3
 # coding=utf-8
 
+import logging
 import config
 import sqlite3
 from telegram.ext import Updater, MessageHandler, Filters
+from telegram import InlineKeyboardButton, InlineKeyboardMarkup
+
+logging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - \
+                    %(message)s', level=logging.INFO)
 
 
-def main(bot, update, db):
+def get_callback_id(db):
+    cursor = db.cursor()
+    query = ('SELECT max(callback) FROM poll')
+    cursor.execute(query)
+    return int(cursor.fetchone()[0]) + 1
+
+
+def add_vote(db, callback_id, user_id):
+    cursor = db.cursor()
+    query = ("INSERT INTO poll(callback, user_id) values(?,?)")
+    cursor.execute(query, (callback_id, user_id))
+    db.commit()
+
+
+def post(bot, update, db):
     chat_id = update.message.chat_id
     if chat_id in config.allowed_users:
-        pass
+        callback_id = get_callback_id(db)
+        add_vote(db, callback_id, 0)
+        photo = update.message.photo[0]
+        file_id = photo.file_id
+        keyboard = InlineKeyboardMarkup([[InlineKeyboardButton(text="❤️",
+                                        callback_data=callback_id)]])
+        bot.send_photo(chat_id=config.channel_id, photo=file_id,
+                       reply_markup=keyboard)
     else:
         bot.send_message(chat_id=chat_id, text="Not Authorized")
 
@@ -20,6 +46,6 @@ dispatcher = updater.dispatcher
 db = sqlite3.connect("chanbot.sqlite", check_same_thread=False)
 cursor = db.cursor()
 
-dispatcher.add_handler(MessageHandler(Filters.photo, lambda x, y: main(x,
+dispatcher.add_handler(MessageHandler(Filters.photo, lambda x, y: post(x,
                                       y, db)))
 updater.start_polling()

schema.sql

@@ -0,0 +1,2 @@
+CREATE TABLE IF NOT EXISTS poll(callback int NOT NULL, user_id int, UNIQUE(callback, user_id));
+INSERT INTO poll values(0, 0);