python-zulip-api/contrib_bots/bots/giphy/giphy.py
derAnfaenger c6d294385f bots: Refactor bots to use send_reply.
The send_reply function makes it easier for bots
to send messages. This commit updates all bots to
make use of this function, when possible.
2017-05-24 13:16:23 -07:00

94 lines
3.2 KiB
Python

# To use this plugin, you need to set up the Giphy API key for this bot in
# ~/.giphy_config
from __future__ import absolute_import
from __future__ import print_function
from six.moves.configparser import SafeConfigParser
import requests
import logging
import sys
import os
import re
GIPHY_TRANSLATE_API = 'http://api.giphy.com/v1/gifs/translate'
if not os.path.exists(os.environ['HOME'] + '/.giphy_config'):
print('Giphy bot config file not found, please set up it in ~/.giphy_config'
'\n\nUsing format:\n\n[giphy-config]\nkey=<giphy API key here>\n\n')
sys.exit(1)
class GiphyHandler(object):
'''
This plugin posts a GIF in response to the keywords provided by the user.
Images are provided by Giphy, through the public API.
The bot looks for messages starting with @mention of the bot
and responds with a message with the GIF based on provided keywords.
It also responds to private messages.
'''
def usage(self):
return '''
This plugin allows users to post GIFs provided by Giphy.
Users should preface keywords with the Giphy-bot @mention.
The bot responds also to private messages.
'''
def handle_message(self, message, client, state_handler):
bot_response = get_bot_giphy_response(message, client)
client.send_reply(message, bot_response)
class GiphyNoResultException(Exception):
pass
def get_giphy_api_key_from_config():
config = SafeConfigParser()
with open(os.environ['HOME'] + '/.giphy_config', 'r') as config_file:
config.readfp(config_file)
return config.get("giphy-config", "key")
def get_url_gif_giphy(keyword, api_key):
# Return a URL for a Giphy GIF based on keywords given.
# In case of error, e.g. failure to fetch a GIF URL, it will
# return a number.
query = {'s': keyword,
'api_key': api_key}
try:
data = requests.get(GIPHY_TRANSLATE_API, params=query)
except requests.exceptions.ConnectionError as e: # Usually triggered by bad connection.
logging.warning(e)
raise
search_status = data.json()['meta']['status']
if search_status != 200 or not data.ok:
raise requests.exceptions.ConnectionError
try:
gif_url = data.json()['data']['images']['original']['url']
except (TypeError, KeyError): # Usually triggered by no result in Giphy.
raise GiphyNoResultException()
return gif_url
def get_bot_giphy_response(message, client):
# Each exception has a specific reply should "gif_url" return a number.
# The bot will post the appropriate message for the error.
keyword = message['content']
try:
gif_url = get_url_gif_giphy(keyword, get_giphy_api_key_from_config())
except requests.exceptions.ConnectionError:
return ('Uh oh, sorry :slightly_frowning_face:, I '
'cannot process your request right now. But, '
'let\'s try again later! :grin:')
except GiphyNoResultException:
return ('Sorry, I don\'t have a GIF for "%s"! '
':astonished:' % (keyword))
return ('[Click to enlarge](%s)'
'[](/static/images/interactive-bot/giphy/powered-by-giphy.png)'
% (gif_url))
handler_class = GiphyHandler