From 8748b3d94910b6e04204dcb7c4483a546ecd0e5c Mon Sep 17 00:00:00 2001
From: FGO <fgo@noreply.gitea.tendokyu.moe>
Date: Mon, 1 Apr 2024 19:01:03 +0000
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=20titles/FGOA/index.py?=
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---
 titles/FGOA/index.py | 123 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 titles/FGOA/index.py

diff --git a/titles/FGOA/index.py b/titles/FGOA/index.py
new file mode 100644
index 0000000..b1d5a22
--- /dev/null
+++ b/titles/FGOA/index.py
@@ -0,0 +1,123 @@
+import json
+import inflection
+import yaml
+import string
+import logging
+import coloredlogs
+import zlib
+import base64
+import urllib.parse
+
+from os import path
+from typing import Dict, List, Tuple
+from logging.handlers import TimedRotatingFileHandler
+
+from starlette.routing import Route
+from starlette.responses import Response
+from starlette.requests import Request
+from starlette.responses import PlainTextResponse
+
+from core.config import CoreConfig
+from core.title import BaseServlet
+from core.utils import Utils
+
+from titles.fgoa.base import FGOABase
+from titles.fgoa.config import FGOAConfig
+from titles.fgoa.const import FGOAConstants
+
+class FGOAServlet(BaseServlet):
+    def __init__(self, core_cfg: CoreConfig, cfg_dir: str) -> None:
+        self.core_cfg = core_cfg
+        self.game_cfg = FGOAConfig()
+        if path.exists(f"{cfg_dir}/{FGOAConstants.CONFIG_NAME}"):
+            self.game_cfg.update(
+                yaml.safe_load(open(f"{cfg_dir}/{FGOAConstants.CONFIG_NAME}"))
+            )
+
+        self.versions = [
+            FGOABase(core_cfg, self.game_cfg),
+        ]
+
+        self.logger = logging.getLogger("fgoa")
+        log_fmt_str = "[%(asctime)s] FGOA | %(levelname)s | %(message)s"
+        log_fmt = logging.Formatter(log_fmt_str)
+        fileHandler = TimedRotatingFileHandler(
+            "{0}/{1}.log".format(self.core_cfg.server.log_dir, "fgoa"),
+            encoding="utf8",
+            when="d",
+            backupCount=10,
+        )
+
+        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)
+        coloredlogs.install(
+            level=self.game_cfg.server.loglevel, logger=self.logger, fmt=log_fmt_str
+        )
+
+    @classmethod
+    def is_game_enabled(cls, game_code: str, core_cfg: CoreConfig, cfg_dir: str) -> bool:
+        game_cfg = FGOAConfig()
+
+        if path.exists(f"{cfg_dir}/{FGOAConstants.CONFIG_NAME}"):
+            game_cfg.update(
+                yaml.safe_load(open(f"{cfg_dir}/{FGOAConstants.CONFIG_NAME}"))
+            )
+
+        if not game_cfg.server.enable:
+            return False
+        
+        return True
+    
+    def get_routes(self) -> List[Route]:
+        return [
+            Route("/SDEJ/{version:int}/{endpoint:str}", self.render_POST, methods=['POST'])
+        ]
+
+    def get_allnet_info(self, game_code: str, game_ver: int, keychip: str) -> Tuple[str, str]:
+        if not self.core_cfg.server.is_using_proxy and Utils.get_title_port(self.core_cfg) != 80:
+            return (f"http://{self.core_cfg.server.hostname}:{Utils.get_title_port(self.core_cfg)}/{game_code}/{game_ver}", self.core_cfg.server.hostname)
+        
+        return (f"http://{self.core_cfg.server.hostname}/{game_code}/{game_ver}", self.core_cfg.server.hostname)
+    
+
+    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()
+        internal_ver = 0
+        client_ip = Utils.get_ip_addr(request)
+
+        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
+            # technically not 0
+            self.logger.error("Encryption not supported at this time")
+
+        self.logger.debug(req_raw)
+        
+        self.logger.info(f"v{version} {endpoint} request from {client_ip}")
+
+        func_to_find = "handle_" + inflection.underscore(endpoint) + "_request"
+
+        try:
+            handler = getattr(self.versions[internal_ver], func_to_find)
+            resp = await handler(req_raw)
+
+        except Exception as e:
+            self.logger.error(f"Error handling v{version} method {endpoint} - {e}")
+            raise
+            return Response(zlib.compress(b'{"stat": "0"}'))
+
+        if resp is None:
+            resp = {"returnCode": 1}
+
+        self.logger.debug(f"Response {resp}")
+
+        return Response(zlib.compress(json.dumps(resp, ensure_ascii=False).encode("utf-8")))
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