Weather Bot

A LINE chat bot for querying current weather.

Requirements

• Python 3
  • Django (Django)
  • gunicorn (gunicorn)
  • SDK for LINE Messaging API (line-bot-api)
  • SDK for Google api.ai (apiai)

How to build this bot

1. Setup secret information

   There are two ways to reach it.

   • Using environment variables

   export SECRET_KEY='SECRET_KEY'
   export CWB_AUTHED_KEY='CWB_AUTHED_KEY'
   export LINE_CHANNEL_SECRET='LINE_CHANNEL_SECRET'
   export LINE_CHANNEL_ACCESS_TOKEN='LINE_CHANNEL_ACCESS_TOKEN'
   export API_AI_CLIENT_ACCESS_TOKEN='API_AI_CLIENT_ACCESS_TOKEN'

   • Write secret to weather_bot/secret.py

   SECRET_KEY = 'SECRET_KEY'
   CWB_AUTHED_KEY = 'CWB_AUTHED_KEY'
   LINE_CHANNEL_SECRET = 'LINE_CHANNEL_SECRET'
   LINE_CHANNEL_ACCESS_TOKEN = 'LINE_CHANNEL_ACCESS_TOKEN'
   API_AI_CLIENT_ACCESS_TOKEN = 'API_AI_CLIENT_ACCESS_TOKEN'

2. Modify ALLOWED_HOSTS in weather_bot/settings.py

   ALLOWED_HOSTS = [
       'YOUR_HOST'
   ]

3. Deploy this web application in HTTPS server

   You may use Heroku to help you get HTTPS URL.

4. Go to LINE Bot setting page

   Fill callback url for bot in Webhook URL field.

   (e.g. https://YOUR_HOST/service/callback/)

Reference

• HaoTse's Blog
• My API.AI Note