from discord.ext import commands from . import utils import aiohttp import asyncio import discord import json import re import rethinkdb as r import traceback import logging log = logging.getLogger() class Twitch: """Class for some twitch integration You can add or remove your twitch stream for your user I will then notify the server when you have gone live or offline""" def __init__(self, bot): self.bot = bot self.key = utils.twitch_key self.params = {'client_id': self.key} self.headers = {"User-Agent": utils.user_agent, "Client-ID": self.key} async def channel_online(self, channel: str): # Check a specific channel's data, and get the response in text format url = "https://api.twitch.tv/kraken/streams/{}".format(channel) response = await utils.request(url, payload=self.params) # For some reason Twitch's API call is not reliable, sometimes it returns stream as None # That is what we're checking specifically, sometimes it doesn't exist in the returned JSON at all # Sometimes it returns something that cannot be decoded with JSON (which means we'll get None back) # In either error case, just assume they're offline, the next check will most likely work try: return response['stream'] is not None except (KeyError, TypeError): return False async def check_channels(self): await self.bot.wait_until_ready() # Loop through as long as the bot is connected try: while not self.bot.is_closed: twitch = await config.get_content('twitch', {'notifications_on': 1}) # Online/offline is based on whether they are set to such, in the config file # This means they were detected as online/offline before and we check for a change online_users = {data['member_id']: data for data in twitch if data['live']} offline_users = {data['member_id']: data for data in twitch if not data['live']} for m_id, result in offline_users.items(): # Get their url and their user based on that url url = result['twitch_url'] user = re.search("(?<=twitch.tv/)(.*)", url).group(1) # Check if they are online right now if await self.channel_online(user): for server_id in result['servers']: # Get the channel to send the message to, based on the saved alert's channel server = self.bot.get_server(server_id) if server is None: continue server_alerts = await config.get_content('server_alerts', {'server_id': server_id}) try: channel_id = server_alerts[0]['channel_id'] except (IndexError, TypeError): channel_id = server_id channel = self.bot.get_channel(channel_id) # Get the member that has just gone live member = discord.utils.get(server.members, id=m_id) if member is None: continue fmt = "{} has just gone live! View their stream at {}".format(member.display_name, url) await self.bot.send_message(channel, fmt) await config.update_content('twitch', {'live': 1}, {'member_id': m_id}) for m_id, result in online_users.items(): # Get their url and their user based on that url url = result['twitch_url'] user = re.search("(?<=twitch.tv/)(.*)", url).group(1) # Check if they are online right now if not await self.channel_online(user): for server_id in result['servers']: # Get the channel to send the message to, based on the saved alert's channel server = self.bot.get_server(server_id) if server is None: continue server_alerts = await config.get_content('server_alerts', {'server_id': server_id}) channel_id = server_id if len(server_alerts) > 0: channel_id = server_alerts[0].get('channel_id') channel = self.bot.get_channel(channel_id) # Get the member that has just gone live member = discord.utils.get(server.members, id=m_id) fmt = "{} has just gone offline! Catch them next time they stream at {}".format( member.display_name, url) await self.bot.send_message(channel, fmt) await config.update_content('twitch', {'live': 0}, {'member_id': m_id}) await asyncio.sleep(30) except Exception as e: tb = traceback.format_exc() fmt = "{1}\n{0.__class__.__name__}: {0}".format(tb, e) log.error(fmt) @commands.group(no_pm=True, invoke_without_command=True, pass_context=True) @utils.custom_perms(send_messages=True) async def twitch(self, ctx, *, member: discord.Member = None): """Use this command to check the twitch info of a user EXAMPLE: !twitch @OtherPerson RESULT: Information about their twitch URL""" if member is None: member = ctx.message.author result = await utils.get_content('twitch', {'member_id': member.id}) if result is None: await self.bot.say("{} has not saved their twitch URL yet!".format(member.name)) return result = result[0] url = result['twitch_url'] user = re.search("(?<=twitch.tv/)(.*)", url).group(1) twitch_url = "https://api.twitch.tv/kraken/channels/{}?client_id={}".format(user, self.key) with aiohttp.ClientSession() as s: async with s.get(twitch_url) as response: data = await response.json() fmt = "Username: {}".format(data['display_name']) fmt += "\nStatus: {}".format(data['status']) fmt += "\nFollowers: {}".format(data['followers']) fmt += "\nURL: {}".format(url) await self.bot.say("```\n{}```".format(fmt)) @twitch.command(name='add', pass_context=True, no_pm=True) @utils.custom_perms(send_messages=True) async def add_twitch_url(self, ctx, url: str): """Saves your user's twitch URL EXAMPLE: !twitch add MyTwitchName RESULT: Saves your twitch URL; notifications will be sent to this server when you go live""" # This uses a lookbehind to check if twitch.tv exists in the url given # If it does, it matches twitch.tv/user and sets the url as that # Then (in the else) add https://www. to that # Otherwise if it doesn't match, we'll hit an AttributeError due to .group(0) # This means that the url was just given as a user (or something complete invalid) # So set URL as https://www.twitch.tv/[url] # Even if this was invalid such as https://www.twitch.tv/google.com/ # For example, our next check handles that try: url = re.search("((?<=://)?twitch.tv/)+(.*)", url).group(0) except AttributeError: url = "https://www.twitch.tv/{}".format(url) else: url = "https://www.{}".format(url) # Try to find the channel provided, we'll get a 404 response if it does not exist with aiohttp.ClientSession() as s: async with s.get(url) as response: if not response.status == 200: await self.bot.say("That twitch user does not exist! " "What would be the point of adding a nonexistant twitch user? Silly") return r_filter = {'member_id': ctx.message.author.id} entry = {'twitch_url': url, 'servers': [ctx.message.server.id], 'notifications_on': 1, 'live': 0, 'member_id': ctx.message.author.id} update = {'twitch_url': url} # Check to see if this user has already saved a twitch URL # If they have, update the URL, otherwise create a new entry # Assuming they're not live, and notifications should be on if not await utils.add_content('twitch', entry, r_filter): await utils.update_content('twitch', update, r_filter) await self.bot.say("I have just saved your twitch url {}".format(ctx.message.author.mention)) @twitch.command(name='remove', aliases=['delete'], pass_context=True, no_pm=True) @utils.custom_perms(send_messages=True) async def remove_twitch_url(self, ctx): """Removes your twitch URL EXAMPLE: !twitch remove RESULT: I stop saving your twitch URL""" # Just try to remove it, if it doesn't exist, nothing is going to happen r_filter = {'member_id': ctx.message.author.id} await utils.remove_content('twitch', r_filter) await self.bot.say("I am no longer saving your twitch URL {}".format(ctx.message.author.mention)) @twitch.group(pass_context=True, no_pm=True, invoke_without_command=True) @utils.custom_perms(send_messages=True) async def notify(self, ctx): """This can be used to modify notification settings for your twitch user Call this command by itself to add 'this' server as one that will be notified when you on/offline EXAMPLE: !twitch notify RESULT: This server will now be notified when you go live""" r_filter = {'member_id': ctx.message.author.id} result = await utils.get_content('twitch', r_filter) # Check if this user is saved at all if result is None: await self.bot.say( "I do not have your twitch URL added {}. You can save your twitch url with !twitch add".format( ctx.message.author.mention)) # Then check if this server is already added as one to notify in elif ctx.message.server.id in result[0]['servers']: await self.bot.say("I am already set to notify in this server...") else: await utils.update_content('twitch', {'servers': r.row['servers'].append(ctx.message.server.id)}, r_filter) @notify.command(name='on', aliases=['start,yes'], pass_context=True, no_pm=True) @utils.custom_perms(send_messages=True) async def notify_on(self, ctx): """Turns twitch notifications on EXAMPLE: !twitch notify on RESULT: Notifications will be sent when you go live""" r_filter = {'member_id': ctx.message.author.id} if await utils.update_content('twitch', {"notifications_on": 1}, r_filter): await self.bot.say("I will notify if you go live {}, you'll get a bajillion followers I promise c:".format( ctx.message.author.mention)) else: await self.bot.say("I can't notify if you go live if I don't know your twitch URL yet!") @notify.command(name='off', aliases=['stop,no'], pass_context=True, no_pm=True) @utils.custom_perms(send_messages=True) async def notify_off(self, ctx): """Turns twitch notifications off EXAMPLE: !twitch notify off RESULT: Notifications will not be sent when you go live""" r_filter = {'member_id': ctx.message.author.id} if await utils.update_content('twitch', {"notifications_on": 1}, r_filter): await self.bot.say( "I will not notify if you go live anymore {}, " "are you going to stream some lewd stuff you don't want people to see?~".format( ctx.message.author.mention)) else: await self.bot.say( "I mean, I'm already not going to notify anyone, because I don't have your twitch URL saved...") def setup(bot): t = Twitch(bot) bot.loop.create_task(t.check_channels()) bot.add_cog(Twitch(bot))