artemis/titles/cm/index.py

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Python
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import json
import inflection
import yaml
import string
import logging
import coloredlogs
import zlib
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from starlette.routing import Route
from starlette.responses import Response
from starlette.requests import Request
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from os import path
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from typing import List
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from logging.handlers import TimedRotatingFileHandler
from core.config import CoreConfig
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from core.utils import Utils
from core.title import BaseServlet
from .config import CardMakerConfig
from .const import CardMakerConstants
from .base import CardMakerBase
from .cm135 import CardMaker135
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class CardMakerServlet(BaseServlet):
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def __init__(self, core_cfg: CoreConfig, cfg_dir: str) -> None:
super().__init__(core_cfg, cfg_dir)
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self.game_cfg = CardMakerConfig()
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if path.exists(f"{cfg_dir}/{CardMakerConstants.CONFIG_NAME}"):
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self.game_cfg.update(
yaml.safe_load(open(f"{cfg_dir}/{CardMakerConstants.CONFIG_NAME}"))
)
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self.versions = [
CardMakerBase(core_cfg, self.game_cfg),
CardMaker135(core_cfg, self.game_cfg)
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]
self.logger = logging.getLogger("cardmaker")
log_fmt_str = "[%(asctime)s] Card Maker | %(levelname)s | %(message)s"
log_fmt = logging.Formatter(log_fmt_str)
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fileHandler = TimedRotatingFileHandler(
"{0}/{1}.log".format(self.core_cfg.server.log_dir, "cardmaker"),
encoding="utf8",
when="d",
backupCount=10,
)
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fileHandler.setFormatter(log_fmt)
consoleHandler = logging.StreamHandler()
consoleHandler.setFormatter(log_fmt)
self.logger.addHandler(fileHandler)
self.logger.addHandler(consoleHandler)
self.logger.setLevel(self.game_cfg.server.loglevel)
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coloredlogs.install(
level=self.game_cfg.server.loglevel, logger=self.logger, fmt=log_fmt_str
)
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@classmethod
def is_game_enabled(
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cls, game_code: str, core_cfg: CoreConfig, cfg_dir: str
) -> bool:
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game_cfg = CardMakerConfig()
if path.exists(f"{cfg_dir}/{CardMakerConstants.CONFIG_NAME}"):
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game_cfg.update(
yaml.safe_load(open(f"{cfg_dir}/{CardMakerConstants.CONFIG_NAME}"))
)
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if not game_cfg.server.enable:
return False
return True
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def get_routes(self) -> List[Route]:
return [
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Route("/SDED/{version:int}/{endpoint:str}", self.render_POST, methods=['POST'])
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]
async def render_POST(self, request: Request) -> bytes:
version: int = request.path_params.get('version')
endpoint: str = request.path_params.get('endpoint')
req_raw = await request.body()
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internal_ver = 0
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client_ip = Utils.get_ip_addr(request)
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if version >= 130 and version < 135: # Card Maker
internal_ver = CardMakerConstants.VER_CARD_MAKER
elif version >= 135 and version < 140: # Card Maker 1.35
internal_ver = CardMakerConstants.VER_CARD_MAKER_135
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if all(c in string.hexdigits for c in endpoint) and len(endpoint) == 32:
# If we get a 32 character long hex string, it's a hash and we're
# doing encrypted. The likelyhood of false positives is low but
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# technically not 0
self.logger.error("Encryption not supported at this time")
try:
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unzip = zlib.decompress(req_raw)
except zlib.error as e:
self.logger.error(
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f"Failed to decompress v{version} {endpoint} request -> {e}"
)
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return Response(zlib.compress(b'{"stat": "0"}'))
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req_data = json.loads(unzip)
self.logger.info(f"v{version} {endpoint} request from {client_ip}")
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self.logger.debug(req_data)
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func_to_find = "handle_" + inflection.underscore(endpoint) + "_request"
if not hasattr(self.versions[internal_ver], func_to_find):
self.logger.warning(f"Unhandled v{version} request {endpoint}")
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return Response(zlib.compress(b'{"returnCode": 1}'))
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try:
handler = getattr(self.versions[internal_ver], func_to_find)
resp = await handler(req_data)
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except Exception as e:
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self.logger.error(f"Error handling v{version} method {endpoint} - {e}")
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raise
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return Response(zlib.compress(b'{"stat": "0"}'))
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if resp is None:
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resp = {"returnCode": 1}
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self.logger.debug(f"Response {resp}")
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return Response(zlib.compress(json.dumps(resp, ensure_ascii=False).encode("utf-8")))