Titan/titanembeds/utils.py
2017-04-04 05:53:27 +00:00

69 lines
2.3 KiB
Python

from titanembeds.database import db, Guilds
from titanembeds.discordrest import DiscordREST
from flask import request, session
from flask.ext.cache import Cache
from flask_limiter import Limiter
from config import config
import random
import string
discord_api = DiscordREST(config['bot-token'])
cache = Cache()
def get_client_ipaddr():
if hasattr(request.headers, "X-Real-IP"): # pythonanywhere specific
return request.headers['X-Real-IP']
else: # general
return request.remote_addr
def generate_session_key():
sess = session.get("sessionunique", None)
if not sess:
rand_str = lambda n: ''.join([random.choice(string.lowercase) for i in xrange(n)])
session['sessionunique'] = rand_str(25)
sess = session['sessionunique']
return sess #Totally unique
def make_cache_key(*args, **kwargs):
path = request.path
args = str(hash(frozenset(request.args.items())))
ip = get_client_ipaddr()
sess = generate_session_key()
return (path + args + sess + ip).encode('utf-8')
def make_guilds_cache_key():
sess = generate_session_key()
ip = get_client_ipaddr()
return (sess + ip + "user_guilds").encode('utf-8')
def make_guildchannels_cache_key():
guild_id = request.args.get('guild_id', "0")
sess = generate_session_key()
ip = get_client_ipaddr()
return (sess + ip + guild_id + "user_guild_channels").encode('utf-8')
def channel_ratelimit_key(): # Generate a bucket with given channel & unique session key
sess = generate_session_key()
channel_id = request.args.get('channel_id', "0")
return (sess + channel_id).encode('utf-8')
def guild_ratelimit_key():
sess = generate_session_key()
guild_id = request.args.get('guild_id', "0")
return (sess + guild_id).encode('utf-8')
def check_guild_existance(guild_id):
dbGuild = Guilds.query.filter_by(guild_id=guild_id).first()
if not dbGuild:
return False
guilds = discord_api.get_all_guilds()
for guild in guilds:
if guild_id == guild['id']:
return True
return False
def guild_query_unauth_users_bool(guild_id):
dbGuild = db.session.query(Guilds).filter(Guilds.guild_id==guild_id).first()
return dbGuild.unauth_users
rate_limiter = Limiter(key_func=get_client_ipaddr) # Default limit by ip address