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93 lines
3.1 KiB
Python
93 lines
3.1 KiB
Python
# ----------------------------------------
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# - mode: python -
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# - author: helloplhm-qwq -
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# - name: gcsp.py -
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# - project: moonsea_api(private) -
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# - license: MIT -
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# ----------------------------------------
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# This file is part of the "moonsea_api" project and featured for the "lx-music-api-server" project.
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import zlib
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import binascii
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import time
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import ujson as json
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import modules
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from .utils import createMD5 as hashMd5
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from . import config
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from aiohttp.web import Response, Request
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PACKAGE = config.read_config("module.gcsp.package_md5") # pkg md5
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SALT_1 = config.read_config("module.gcsp.salt_1") # salt 1
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SALT_2 = config.read_config("module.gcsp.salt_2") # salt 2
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NEED_VERIFY = config.read_config("module.gcsp.enable_verify") # need verify
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qm = {
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'mp3': '128k',
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'hq': '320k',
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'sq': 'flac',
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"hr": "flac24bit",
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'hires': 'flac24bit'
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}
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pm = {
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'qq': 'tx',
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'wyy': 'wy',
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'kugou': 'kg',
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"kuwo": "kw",
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"mgu": "mg"
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}
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internal_trans = {
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"time": "请求检验失败，请检查系统时间是否为标准时间",
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"sign": "请求检验失败，请检查应用是否被修改或更新到最新版本",
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}
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def decode(indata):
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return json.loads(binascii.unhexlify(zlib.decompress(indata)))
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def verify(data):
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if (not NEED_VERIFY):
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return "success"
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sign_1 = hashMd5(PACKAGE + data["time"] + SALT_2)
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sign_2 = hashMd5((json.dumps(data["text_1"]) + json.dumps(data["text_2"]) + sign_1 + data["time"] + SALT_1).replace("\\", "").replace("}\"", "}").replace("\"{", "{"))
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if (data["sign_1"] != sign_1 or data["sign_2"] != sign_2):
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return "sign"
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if int(time.time()) - int(data["time"]) > 10:
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return "time"
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return "success"
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async def handleGcspBody(body):
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data = decode(body)
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result = verify(data)
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if (result != "success"):
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return zlib.compress(json.dumps({"code": "403", "error_msg": internal_trans[result], "data": None}, ensure_ascii = False).encode("utf-8"))
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data["te"] = json.loads(data["text_1"])
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body = await modules.url(pm[data["te"]["platform"]], data["te"]["t1"], qm[data["te"]["t2"]])
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if (body["code"] == 0):
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return zlib.compress(json.dumps({"code": "200", "error_msg": "success", "data": body["data"] if (pm[data["te"]["platform"]] != "kw") else {"bitrate": "123", "url": body["data"]}}, ensure_ascii = False).encode("utf-8"))
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else:
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return zlib.compress(json.dumps({"code": "403", "error_msg": "内部系统错误，请稍后再试", "data": None}, ensure_ascii = False).encode("utf-8"))
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async def handle_request(request: Request):
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if (request.method == "POST"):
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content_size = request.content_length
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if (content_size > 5 * 1024): # 5kb
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return Response(
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body = "Request Entity Too Large",
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status = 413
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)
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body = await request.read()
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return Response(
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body = await handleGcspBody(body),
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content_type = "application/octet-stream",
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status = 200
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)
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else:
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return Response(
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body = "Method Not Allowed",
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status = 405
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) |