302 lines
12 KiB
Python
302 lines
12 KiB
Python
from discord.ext import commands
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import discord
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import utils
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import random
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import pendulum
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import re
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import asyncio
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import traceback
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class Raffle:
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"""Used to hold custom raffles"""
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def __init__(self, bot):
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self.bot = bot
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self.bot.loop.create_task(self.raffle_task())
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async def raffle_task(self):
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while True:
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try:
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await self.check_raffles()
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except Exception as error:
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with open("error_log", 'a') as f:
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traceback.print_tb(error.__traceback__, file=f)
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print('{0.__class__.__name__}: {0}'.format(error), file=f)
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finally:
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await asyncio.sleep(60)
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async def check_raffles(self):
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# This is used to periodically check the current raffles, and see if they have ended yet
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# If the raffle has ended, we'll pick a winner from the entrants
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raffles = self.bot.db.load('raffles')
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if raffles is None:
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return
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for server_id, raffle in raffles.items():
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server = self.bot.get_guild(int(server_id))
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# Check to see if this cog can find the server in question
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if server is None:
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continue
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for r in raffle['raffles']:
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title = r['title']
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entrants = r['entrants']
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now = pendulum.now(tz="UTC")
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expires = pendulum.parse(r['expires'])
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# Now lets compare and see if this raffle has ended, if not just continue
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if expires > now:
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continue
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# Make sure there are actually entrants
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if len(entrants) == 0:
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fmt = 'Sorry, but there were no entrants for the raffle `{}`!'.format(title)
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else:
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winner = None
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count = 0
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while winner is None:
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winner = server.get_member(int(random.SystemRandom().choice(entrants)))
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# Lets make sure we don't get caught in an infinite loop
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# Realistically having more than 50 random entrants found that aren't in the server anymore
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# Isn't something that should be an issue, but better safe than sorry
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count += 1
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if count >= 50:
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break
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if winner is None:
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fmt = 'I couldn\'t find an entrant that is still in this server, for the raffle `{}`!'.format(
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title)
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else:
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fmt = 'The raffle `{}` has just ended! The winner is {}!'.format(title, winner.display_name)
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# Get the notifications settings, get the raffle setting
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notifications = self.bot.db.load('server_settings', key=server.id, pluck='notifications') or {}
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# Set our default to either the one set
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default_channel_id = notifications.get('default')
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# If it is has been overriden by picarto notifications setting, use this
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channel_id = notifications.get('raffle') or default_channel_id
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if channel_id:
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channel = self.bot.get_channel(int(channel_id))
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else:
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continue
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try:
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await channel.send(fmt)
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except (discord.Forbidden, AttributeError):
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pass
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# No matter which one of these matches were met, the raffle has ended and we want to remove it
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raffle['raffles'].remove(r)
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entry = {
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'server_id': raffle['server_id'],
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'raffles': raffle['raffles']
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}
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await self.bot.db.save('raffles', entry)
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@commands.command()
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@commands.guild_only()
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@utils.can_run(send_messages=True)
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async def raffles(self, ctx):
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"""Used to print the current running raffles on the server
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EXAMPLE: !raffles
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RESULT: A list of the raffles setup on this server"""
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raffles = self.bot.db.load('raffles', key=ctx.message.guild.id, pluck='raffles')
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if not raffles:
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await ctx.send("There are currently no raffles setup on this server!")
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return
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# For EVERY OTHER COG, when we get one result, it is nice to have it return that exact object
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# This is the only cog where that is different, so just to make this easier lets throw it
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# back in a one-indexed list, for easier parsing
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if isinstance(raffles, dict):
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raffles = [raffles]
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fmt = "\n\n".join("**Raffle:** {}\n**Title:** {}\n**Total Entrants:** {}\n**Ends:** {} UTC".format(
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num + 1,
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raffle['title'],
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len(raffle['entrants']),
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raffle['expires']) for num, raffle in enumerate(raffles))
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await ctx.send(fmt)
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@commands.group(invoke_without_command=True)
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@commands.guild_only()
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@utils.can_run(send_messages=True)
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async def raffle(self, ctx, raffle_id: int = 0):
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"""Used to enter a raffle running on this server
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If there is more than one raffle running, provide an ID of the raffle you want to enter
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EXAMPLE: !raffle 1
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RESULT: You've entered the first raffle!"""
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# Lets let people use 1 - (length of raffles) and handle 0 base ourselves
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raffle_id -= 1
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author = ctx.message.author
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key = str(ctx.message.guild.id)
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raffles = self.bot.db.load('raffles', key=key, pluck='raffles')
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if raffles is None:
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await ctx.send("There are currently no raffles setup on this server!")
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return
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raffle_count = len(raffles)
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# There is only one raffle, so use the first's info
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if raffle_count == 1:
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entrants = raffles[0]['entrants']
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# Lets make sure that the user hasn't already entered the raffle
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if str(author.id) in entrants:
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await ctx.send("You have already entered this raffle!")
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return
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entrants.append(str(author.id))
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update = {
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'raffles': raffles,
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'server_id': key
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}
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await self.bot.db.save('raffles', update)
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await ctx.send("{} you have just entered the raffle!".format(author.mention))
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# Otherwise, make sure the author gave a valid raffle_id
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elif raffle_id in range(raffle_count):
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entrants = raffles[raffle_id]['entrants']
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# Lets make sure that the user hasn't already entered the raffle
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if str(author.id) in entrants:
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await ctx.send("You have already entered this raffle!")
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return
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entrants.append(str(author.id))
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# Since we have no good thing to filter things off of, lets use the internal rethinkdb id
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update = {
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'raffles': raffles,
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'server_id': key
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}
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await self.bot.db.save('raffles', update)
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await ctx.send("{} you have just entered the raffle!".format(author.mention))
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else:
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fmt = "Please provide a valid raffle ID, as there are more than one setup on the server! " \
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"There are currently `{}` raffles running, use {}raffles to view the current running raffles".format(
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raffle_count, ctx.prefix
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)
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await ctx.send(fmt)
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@raffle.command(name='create', aliases=['start', 'begin', 'add'])
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@commands.guild_only()
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@utils.can_run(kick_members=True)
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async def raffle_create(self, ctx):
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"""This is used in order to create a new server raffle
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EXAMPLE: !raffle create
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RESULT: A follow-along for setting up a new raffle"""
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author = ctx.message.author
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server = ctx.message.guild
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channel = ctx.message.channel
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now = pendulum.now(tz="UTC")
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await ctx.send(
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"Ready to start a new raffle! Please respond with the title you would like to use for this raffle!")
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check = lambda m: m.author == author and m.channel == channel
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try:
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msg = await self.bot.wait_for('message', check=check, timeout=120)
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except asyncio.TimeoutError:
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await ctx.send("You took too long! >:c")
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return
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title = msg.content
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fmt = "Alright, your new raffle will be titled:\n\n{}\n\nHow long would you like this raffle to run for? " \
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"The format should be [number] [length] for example, `2 days` or `1 hour` or `30 minutes` etc. " \
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"The minimum for this is 10 minutes, and the maximum is 3 months"
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await ctx.send(fmt.format(title))
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# Our check to ensure that a proper length of time was passed
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def check(m):
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if m.author == author and m.channel == channel:
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return re.search("\d+ (minutes?|hours?|days?|weeks?|months?)", m.content.lower()) is not None
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else:
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return False
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try:
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msg = await self.bot.wait_for('message', timeout=120, check=check)
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except asyncio.TimeoutError:
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await ctx.send("You took too long! >:c")
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return
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# Lets get the length provided, based on the number and type passed
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num, term = re.search("\d+ (minutes?|hours?|days?|weeks?|months?)", msg.content.lower()).group(0).split(' ')
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# This should be safe to convert, we already made sure with our check earlier this would match
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num = int(num)
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# Now lets ensure this meets our min/max
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if "minute" in term and (num < 10 or num > 129600):
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await ctx.send(
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"Length provided out of range! The minimum for this is 10 minutes, and the maximum is 3 months")
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return
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elif "hour" in term and num > 2160:
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await ctx.send(
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"Length provided out of range! The minimum for this is 10 minutes, and the maximum is 3 months")
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return
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elif "day" in term and num > 90:
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await ctx.send(
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"Length provided out of range! The minimum for this is 10 minutes, and the maximum is 3 months")
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return
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elif "week" in term and num > 12:
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await ctx.send(
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"Length provided out of range! The minimum for this is 10 minutes, and the maximum is 3 months")
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return
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elif "month" in term and num > 3:
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await ctx.send(
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"Length provided out of range! The minimum for this is 10 minutes, and the maximum is 3 months")
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return
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# Pendulum only accepts the plural version of terms, lets make sure this is added
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term = term if term.endswith('s') else term + 's'
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# If we're in the range, lets just pack this in a dictionary we can pass to set the time we want, then set that
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payload = {term: num}
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expires = now.add(**payload)
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# Now we're ready to add this as a new raffle
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entry = {
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'title': title,
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'expires': expires.to_datetime_string(),
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'entrants': [],
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'author': str(author.id),
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}
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raffles = self.bot.db.load('raffles', key=server.id, pluck='raffles') or []
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raffles.append(entry)
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update = {
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'server_id': str(server.id),
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'raffles': raffles
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}
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await self.bot.db.save('raffles', update)
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await ctx.send("I have just saved your new raffle!")
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@raffle.command(name='alerts')
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@commands.guild_only()
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@utils.can_run(manage_guild=True)
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async def raffle_alerts_channel(self, ctx, channel: discord.TextChannel):
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"""Sets the notifications channel for raffle notifications
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EXAMPLE: !raffle alerts #raffle
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RESULT: raffle notifications will go to this channel
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"""
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entry = {
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'server_id': str(ctx.message.guild.id),
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'notifications': {
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'raffle': str(channel.id)
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}
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}
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await self.bot.db.save('server_settings', entry)
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await ctx.send("All raffle notifications will now go to {}".format(channel.mention))
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def setup(bot):
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bot.add_cog(Raffle(bot))
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