feat(client): get_cookie (#25)

* Fix a bug

* add get_pskey(maybe)

* add csrf_token

Author: Decrabbityyy

lagrange/client/client.py

@@ -16,7 +16,12 @@
 from lagrange.info import AppInfo, DeviceInfo, SigInfo
 from lagrange.pb.message.msg_push import MsgPushBody
 from lagrange.pb.message.send import SendMsgRsp
-from lagrange.pb.service.comm import SendGrpBotHD, SendNudge
+from lagrange.pb.service.comm import (
+    GetClientKeyRsp,
+    GetCookieRsp,
+    SendGrpBotHD,
+    SendNudge,
+)
 from lagrange.pb.service.friend import (
     GetFriendListRsp,
     GetFriendListUin,
@@ -52,6 +57,7 @@
 from lagrange.pb.service.oidb import OidbRequest, OidbResponse
 from lagrange.pb.highway.comm import IndexNode
 from lagrange.utils.binary.protobuf import proto_decode, proto_encode
+from lagrange.utils.httpcat import HttpCat
 from lagrange.utils.log import log
 from lagrange.utils.operator import timestamp
 
@@ -593,3 +599,40 @@ async def get_group_last_seq(self, grp_id: int) -> int:
         if not rsp.body.args.seq:
             raise AssertionError("No message found")
         return rsp.body.args.seq
+
+    async def _get_client_key(self) -> str:
+        return GetClientKeyRsp.decode(
+            (await self.send_oidb_svc(0x102A, 1, proto_encode({}))).data
+        ).client_key
+
+    def _gtk_1(self, skey_or_pskey: str):
+        _hash = 5381
+        _len = len(skey_or_pskey)
+        for i in range(_len):
+            _hash += (_hash << 5) + ord(skey_or_pskey[i])
+        return _hash & 2147483647
+
+    async def get_cookies(self, domains: list[str]) -> List[str]:
+        """pskey"""
+        return [
+            i.value.decode()
+            for i in GetCookieRsp.decode(
+                (
+                    await self.send_oidb_svc(
+                        0x102A,
+                        0,
+                        proto_encode({1: domains}),  # type: ignore
+                    )
+                ).data
+            ).urls
+        ]
+
+    async def get_skey(self) -> str:
+        jump = "https%3A%2F%2Fh5.qzone.qq.com%2Fqqnt%2Fqzoneinpcqq%2Ffriend%3Frefresh%3D0%26clientuin%3D0%26darkMode%3D0&keyindex=19&random=2599"
+        url = f"https://ssl.ptlogin2.qq.com/jump?ptlang=1033&clientuin={self.uin}&clientkey={await self._get_client_key()}&u1={jump}"
+        resp = await HttpCat.request("GET", url, follow_redirect=False)
+        return resp.cookies["skey"]
+
+    async def get_csrf_token(self) -> int:
+        skey = await self.get_skey()
+        return self._gtk_1(skey)

lagrange/pb/service/comm.py

@@ -21,3 +21,18 @@ class SendGrpBotHD(ProtoStruct):
     IDD: int = proto_field(7, default=0)
     grp_id: int = proto_field(8, default=None)
     grp_type: int = proto_field(9, default=0)  # 0guild 1grp 2C2C(need grp_id==None)
+
+
+class Propertys(ProtoStruct):
+    key: str = proto_field(1)
+    value: bytes = proto_field(2)
+
+
+class GetCookieRsp(ProtoStruct):
+    urls: list[Propertys] = proto_field(1)
+
+
+class GetClientKeyRsp(ProtoStruct):
+    f2: int = proto_field(2)
+    client_key: str = proto_field(3)
+    expiration: int = proto_field(4)