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import hashlib
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from uuid import uuid4
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import time
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CLIENT_ID = "ZQL_zwA4qhHcoe_2"
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CLIENT_SECRET = "Og9Vr1L8Ee6bh0olFxFDRg"
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CLIENT_VERSION = "1.06.0.2132"
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PACKAG_ENAME = "com.thunder.downloader"
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SDK_VERSION = "2.0.3.203100 "
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APP_NAME = PACKAG_ENAME
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def get_timestamp() -> int:
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"""
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Get current timestamp.
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"""
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return int(time.time() * 1000)
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def device_id_generator() -> str:
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"""
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Generate a random device id.
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"""
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return str(uuid4()).replace("-", "")
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SALTS = [
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"kVy0WbPhiE4v6oxXZ88DvoA3Q",
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"lON/AUoZKj8/nBtcE85mVbkOaVdVa",
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"rLGffQrfBKH0BgwQ33yZofvO3Or",
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"FO6HWqw",
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"GbgvyA2",
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"L1NU9QvIQIH7DTRt",
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"y7llk4Y8WfYflt6",
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"iuDp1WPbV3HRZudZtoXChxH4HNVBX5ZALe",
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"8C28RTXmVcco0",
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"X5Xh",
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"7xe25YUgfGgD0xW3ezFS",
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"",
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"CKCR",
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"8EmDjBo6h3eLaK7U6vU2Qys0NsMx",
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"t2TeZBXKqbdP09Arh9C3",
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]
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def captcha_sign(device_id: str, timestamp: str) -> str:
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"""
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Generate a captcha sign.
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在网页端的js中, 搜索 captcha_sign, 可以找到对应的js代码
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"""
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sign = CLIENT_ID + CLIENT_VERSION + PACKAG_ENAME + device_id + timestamp
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for salt in SALTS:
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sign = hashlib.md5((sign + salt).encode()).hexdigest()
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return f"1.{sign}"
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def generate_device_sign(device_id, package_name):
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signature_base = f"{device_id}{package_name}1appkey"
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sha1_hash = hashlib.sha1()
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sha1_hash.update(signature_base.encode("utf-8"))
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sha1_result = sha1_hash.hexdigest()
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md5_hash = hashlib.md5()
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md5_hash.update(sha1_result.encode("utf-8"))
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md5_result = md5_hash.hexdigest()
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device_sign = f"div101.{device_id}{md5_result}"
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return device_sign
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def build_custom_user_agent(device_id, user_id):
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device_sign = generate_device_sign(device_id, PACKAG_ENAME)
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user_agent_parts = [
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f"ANDROID-{APP_NAME}/{CLIENT_VERSION}",
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"protocolVersion/200",
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"accesstype/",
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f"clientid/{CLIENT_ID}",
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f"clientversion/{CLIENT_VERSION}",
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"action_type/",
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"networktype/WIFI",
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"sessionid/",
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f"deviceid/{device_id}",
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"providername/NONE",
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f"devicesign/{device_sign}",
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"refresh_token/",
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f"sdkversion/{SDK_VERSION}",
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f"datetime/{get_timestamp()}",
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f"usrno/{user_id}",
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f"appname/{APP_NAME}",
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"session_origin/",
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"grant_type/",
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"appid/",
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"clientip/",
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"devicename/Xiaomi_M2004j7ac",
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"osversion/13",
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"platformversion/10",
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"accessmode/",
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"devicemodel/M2004J7AC",
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]
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return " ".join(user_agent_parts)
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