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import dotenv
import os
import requests
import secrets
from authentication.models import User
from user_profile.models import UserPreferences
dotenv.load_dotenv()
def generate_mal_code_challenge():
# 128 bytes PKCE code challenge
token = secrets.token_urlsafe(128)
return token[:128]
def get_mal_redirect_uri():
mal_client_id = os.environ.get("MAL_CLIENT_ID")
# mal_client_secret = os.environ.get("MAL_CLIENT_SECRET")
mal_redirect_uri = os.environ.get("MAL_REDIRECT_URI")
code_challenge = generate_mal_code_challenge()
code_challenge_method = "plain"
redirect_uri = f"https://myanimelist.net/v1/oauth2/authorize?response_type=code&client_id={mal_client_id}&code_challenge={code_challenge}&code_challenge_method={code_challenge_method}&redirect_uri={mal_redirect_uri}&state={code_challenge}"
return redirect_uri, code_challenge
def get_redirect_uri():
# Only Authenticated Users who are in our Discord Server can access the website
discord_client_id = os.environ.get("DISCORD_CLIENT_ID")
discord_redirect_uri = os.environ.get("DISCORD_REDIRECT_URI")
discord_scope = "identify guilds guilds.members.read"
redirect_uri = f"https://discord.com/oauth2/authorize?client_id={discord_client_id}&response_type=code&redirect_uri={discord_redirect_uri}&scope={discord_scope}"
return redirect_uri
def exchange_mal_code(code, code_verifier):
mal_client_id = os.environ.get("MAL_CLIENT_ID")
mal_client_secret = os.environ.get("MAL_CLIENT_SECRET")
mal_redirect_uri = os.environ.get("MAL_REDIRECT_URI")
data = {
"client_id": mal_client_id,
"client_secret": mal_client_secret,
"grant_type": "authorization_code",
"code": code,
"code_verifier": code_verifier,
"grant_type": "authorization_code",
"redirect_uri": mal_redirect_uri,
}
headers = {"Content-Type": "application/x-www-form-urlencoded"}
response = requests.post(
"https://myanimelist.net/v1/oauth2/token", data=data, headers=headers
)
return response.json()
def exchange_code(code):
discord_client_id = os.environ.get("DISCORD_CLIENT_ID")
discord_client_secret = os.environ.get("DISCORD_CLIENT_SECRET")
discord_redirect_uri = os.environ.get("DISCORD_REDIRECT_URI")
data = {
"client_id": discord_client_id,
"client_secret": discord_client_secret,
"grant_type": "authorization_code",
"code": code,
"redirect_uri": discord_redirect_uri,
"scope": "identify guilds guilds.members.read",
}
headers = {"Content-Type": "application/x-www-form-urlencoded"}
response = requests.post(
"https://discord.com/api/oauth2/token", data=data, headers=headers
)
return response.json()
def get_user_mal_list(access_token, limit=10, offset=0, filter=""):
if not access_token or access_token == "":
return [], None, None
base_url = f"https://api.myanimelist.net/v2/users/@me/animelist?limit={limit}&offset={offset}&fields=my_list_status,alternative_titles,anime&sort=list_updated_at"
if filter:
base_url += f"&status={filter}"
headers = {"Authorization": f"Bearer {access_token}"}
response = requests.get(base_url, headers=headers)
if response.status_code == 200:
data = response.json()
user_anime_list = data["data"]
if data["data"] and "paging" in data:
if "next" in data["paging"]:
page_next = data["paging"]["next"]
else:
page_next = None
if "previous" in data["paging"]:
page_previous = data["paging"]["previous"]
else:
page_previous = None
else:
page_next = None
page_previous = None
else:
user_anime_list = []
page_next = None
page_previous = None
return user_anime_list, page_previous, page_next
def get_single_anime_mal(access_token, mal_id):
if not access_token or access_token == "":
return None
base_url = f"https://api.myanimelist.net/v2/anime/{mal_id}?fields=alternative_titles,average_episode_duration,broadcast,created_at,end_date,genres,id,main_picture,media_type,nsfw,num_episodes,num_favorites,num_list_users,num_scoring_users,popularity,rank,start_date,start_season,status,synopsis,source,studios,title,updated_at,my_list_status,background,related_anime,rating,mean"
headers = {"Authorization": f"Bearer {access_token}"}
response = requests.get(base_url, headers=headers)
if response.status_code == 200:
data = response.json()
return data
else:
print(response.json(), "MAL API Error")
return None
def get_discord_user(access_token, token_type):
guilds = requests.get(
"https://discord.com/api/users/@me/guilds",
headers={"Authorization": f"{token_type} {access_token}"},
).json()
authorized_guilds = os.environ.get("DISCORD_AUTHORIZED_GUILDS").split(",")
preferred_guild = os.environ.get("DISCORD_PREFERRED_GUILD")
user = {}
user["is_authorized"] = False
if isinstance(guilds, list):
for guild in guilds:
if guild["id"] in authorized_guilds:
member = requests.get(
f"https://discord.com/api/users/@me/guilds/{guild['id']}/member",
headers={"Authorization": f"{token_type} {access_token}"},
).json()
user = member["user"]
user["is_authorized"] = True
user["rate_limited"] = False
user["guild_name"] = member["nick"] if member["nick"] is not None else ""
if preferred_guild == guild["id"]:
print("Preferred Guild Found. Updating User Nickname to", member["nick"])
user["guild_name"] = member["nick"] if member["nick"] is not None else user["username"]
break
else:
# maybe user is rate limited
# {'message': 'You are being rate limited.', 'retry_after': 0.3, 'global': False}
if guilds.get("message") == "You are being rate limited.":
user["is_authorized"] = True # Temporarily authorized
user["rate_limited"] = True
else:
user["is_authorized"] = False
user["rate_limited"] = False
return user
def authenticate_user(exchange_response):
access_token = exchange_response.get("access_token")
token_type = exchange_response.get("token_type")
refresh_token = exchange_response.get("refresh_token")
discord_user = get_discord_user(access_token, token_type)
if discord_user["is_authorized"]:
user, created = User.objects.update_or_create(
discord_id=discord_user["id"],
defaults={
"username": discord_user["username"],
"discord_id": discord_user["id"],
"discord_access_token": access_token,
"discord_refresh_token": refresh_token,
"discord_token_type": token_type,
"discord_username": discord_user["username"],
"discord_avatar": discord_user["avatar"],
"discord_banner": discord_user["banner"] if discord_user["banner"] is not None else "",
"discord_global_name": discord_user["global_name"],
"discord_guild_name": discord_user["guild_name"],
},
)
if not created:
user.username = discord_user["username"]
user.discord_access_token = access_token
user.discord_refresh_token = refresh_token
user.discord_token_type = token_type
user.discord_username = discord_user["username"]
user.discord_avatar = discord_user["avatar"]
user.discord_banner = (
discord_user["banner"] if discord_user["banner"] is not None else ""
)
user.discord_global_name = discord_user["global_name"]
user.discord_guild_name = discord_user["guild_name"]
user.save()
UserPreferences.objects.get_or_create(user=user)
return user
return None
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