mirror of
https://github.com/TitanEmbeds/Titan.git
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77 lines
2.5 KiB
Python
77 lines
2.5 KiB
Python
from beaker.cache import CacheManager
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from beaker.util import parse_cache_config_options
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from titanembeds.database import db, Guilds, KeyValueProperties
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from flask import request, session
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from flask_limiter import Limiter
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from config import config
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import random
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import string
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import hashlib
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cache_opts = {
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'cache.type': 'ext:database',
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'cache.lock_dir': 'tmp/cachelock',
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'cache.url': config["database-uri"],
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}
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cache = CacheManager(**parse_cache_config_options(cache_opts))
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from titanembeds.discordrest import DiscordREST
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discord_api = DiscordREST(config['bot-token'])
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def get_client_ipaddr():
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if "X-Real-IP" in request.headers: # pythonanywhere specific
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ip = request.headers['X-Real-IP']
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else: # general
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ip = request.remote_addr
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return hashlib.sha512(config['app-secret'] + ip).hexdigest()[:15]
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def generate_session_key():
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sess = session.get("sessionunique", None)
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if not sess:
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rand_str = lambda n: ''.join([random.choice(string.lowercase) for i in xrange(n)])
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session['sessionunique'] = rand_str(25)
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sess = session['sessionunique']
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return sess #Totally unique
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def make_cache_key(*args, **kwargs):
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path = request.path
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args = str(hash(frozenset(request.args.items())))
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ip = get_client_ipaddr()
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sess = generate_session_key()
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return (path + args + sess + ip).encode('utf-8')
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def make_guilds_cache_key():
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sess = generate_session_key()
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ip = get_client_ipaddr()
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return (sess + ip + "user_guilds").encode('utf-8')
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def make_guildchannels_cache_key():
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guild_id = request.values.get('guild_id', "0")
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sess = generate_session_key()
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ip = get_client_ipaddr()
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return (sess + ip + guild_id + "user_guild_channels").encode('utf-8')
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def channel_ratelimit_key(): # Generate a bucket with given channel & unique session key
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sess = generate_session_key()
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channel_id = request.values.get('channel_id', "0")
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return (sess + channel_id).encode('utf-8')
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def guild_ratelimit_key():
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ip = get_client_ipaddr()
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guild_id = request.values.get('guild_id', "0")
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return (ip + guild_id).encode('utf-8')
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def check_guild_existance(guild_id):
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dbGuild = Guilds.query.filter_by(guild_id=guild_id).first()
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if not dbGuild:
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return False
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guild = discord_api.get_guild(guild_id)
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return guild['code'] == 200
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def guild_query_unauth_users_bool(guild_id):
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dbGuild = db.session.query(Guilds).filter(Guilds.guild_id==guild_id).first()
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return dbGuild.unauth_users
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rate_limiter = Limiter(key_func=get_client_ipaddr) # Default limit by ip address
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