485 lines
20 KiB
Python
485 lines
20 KiB
Python
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import base64
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import json
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import os
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import time
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import random
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import hashlib
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import ctypes
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from datetime import datetime
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import Crypto
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from django.core.cache import cache
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from url_md_handle import url_to_markdown
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import ctypes
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import json
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import base64
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import time
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from ctypes import c_void_p, c_char_p, c_uint, c_ulonglong, c_int
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from Crypto.Cipher import PKCS1_v1_5
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from Crypto.PublicKey import RSA
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from Crypto.PublicKey import RSA
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import config # 导入配置
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def gen_real_file_path():
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"""生成本地文件路径和对应URL"""
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auto_path = f"{datetime.now().year}/{datetime.now().month}/{datetime.now().day}"
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real_path = os.path.join(config.BASE_UPLOADS, auto_path)
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if not os.path.exists(real_path):
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os.makedirs(real_path)
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filename = time.strftime("%H%M%S", time.localtime(time.time())) + str(random.randint(100, 999))
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filename = hashlib.md5(filename.encode("utf-8")).hexdigest()
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real_filepath = os.path.join(real_path, filename)
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url_filepath = f"{config.UPLOADS_URL}/{auto_path}/{filename}"
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return real_filepath, url_filepath
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def get_document_file_type(file_name):
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"""根据文件扩展名判断类型"""
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file_type = "other"
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file_split = os.path.splitext(file_name)
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if len(file_split) == 2:
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ext = file_split[1].lower()
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if ext in [".txt", ".md", ".markdown"]:
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file_type = "txt" if ext == ".txt" else "md"
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elif ext in [".java", ".py", ".c", ".cpp", ".sql", ".sh", ".bat", ".js", ".css", ".ts", ".tsx", ".jsx", ".vue"]:
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file_type = "code"
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elif ext in [".jpg", ".jpeg", ".png", ".bmp", ".gif"]:
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file_type = "image"
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elif ext in [".mp4", ".mov", ".m3u8", ".webm", ".ogv"]:
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file_type = "video"
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elif ext in [".mp3", ".wav", ".ogg", ".amr"]:
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file_type = "sound"
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return file_type
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def get_text_content(file_path):
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"""读取文本内容"""
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try:
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with open(file_path, "r", encoding="utf-8") as f:
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return f.read()
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except Exception as e:
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print(f"--> get_text_content 异常: {e}")
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return None
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class WeWorkFinanceSDK:
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def __init__(self, dll_path: str):
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self._dll = ctypes.cdll.LoadLibrary(dll_path)
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# --- 返回类型 ---
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self._dll.NewSdk.restype = c_void_p
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self._dll.NewSlice.restype = c_void_p
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# --- 函数签名（关键：避免 OverflowError） ---
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self._dll.Init.argtypes = [c_void_p, c_char_p, c_char_p]
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self._dll.Init.restype = c_int
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self._dll.DestroySdk.argtypes = [c_void_p]
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self._dll.GetChatData.argtypes = [
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c_void_p, # sdk
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c_ulonglong, # seq
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c_uint, # limit
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c_char_p, # proxy
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c_char_p, # passwd
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c_uint, # timeout
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c_void_p # slice
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]
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self._dll.GetChatData.restype = c_int
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self._dll.GetContentFromSlice.argtypes = [c_void_p]
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self._dll.GetContentFromSlice.restype = c_char_p
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self._dll.FreeSlice.argtypes = [c_void_p]
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self._dll.DecryptData.argtypes = [
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c_char_p, # decrypt_key（用RSA解出来的随机密钥，字符串）
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c_char_p, # encrypt_chat_msg（Base64字符串）
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c_void_p # out slice
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]
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self._dll.DecryptData.restype = c_int
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# 可选：媒体相关（这里不演示下载）
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# self._dll.NewMediaData.restype = c_void_p
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# ...
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# 创建 SDK 实例
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self.sdk = self._dll.NewSdk()
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if not self.sdk:
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raise RuntimeError("NewSdk 返回空指针")
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def init(self, corpid: bytes, secret: bytes):
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ret = self._dll.Init(self.sdk, corpid, secret)
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if ret != 0:
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raise RuntimeError(f"SDK 初始化失败，错误码: {ret}")
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print("SDK 初始化成功")
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def destroy(self):
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if self.sdk:
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self._dll.DestroySdk(self.sdk)
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self.sdk = None
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print("SDK 已销毁")
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def new_slice(self):
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return self._dll.NewSlice()
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def free_slice(self, slice_ptr):
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self._dll.FreeSlice(slice_ptr)
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def slice_to_str(self, slice_ptr) -> str:
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data = self._dll.GetContentFromSlice(slice_ptr)
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return data.decode("utf-8") if data else ""
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def get_chat_data(self, seq: int, limit: int = 1000, timeout_sec: int = 5,
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proxy: bytes | None = None, passwd: bytes | None = None) -> dict:
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sp = self.new_slice()
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try:
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ret = self._dll.GetChatData(
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self.sdk,
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c_ulonglong(seq),
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c_uint(limit),
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proxy, # None 会变成 NULL
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passwd, # None 会变成 NULL
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c_uint(timeout_sec),
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sp
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)
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if ret != 0:
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raise RuntimeError(f"GetChatData 失败，错误码: {ret}")
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raw = self.slice_to_str(sp)
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return json.loads(raw) if raw else {}
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finally:
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self.free_slice(sp)
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def decrypt_data(self, decrypt_key_utf8: bytes, encrypt_chat_msg_b64: bytes) -> dict:
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"""
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用 SDK 解密 encrypt_chat_msg（必须传 UTF-8 的 decrypt_key 文本 & Base64 的密文）
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"""
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sp = self.new_slice()
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try:
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ret = self._dll.DecryptData(decrypt_key_utf8, encrypt_chat_msg_b64, sp)
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if ret != 0:
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raise RuntimeError(f"DecryptData 失败，错误码: {ret}")
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raw = self.slice_to_str(sp)
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return json.loads(raw) if raw else {}
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finally:
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self.free_slice(sp)
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class WeChatWorkHandler:
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def __init__(self, sdk, wx_work):
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self.sdk = sdk
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self.wx_work = wx_work
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from datetime import datetime
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def _get_datetime_str(self, timestamp):
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# timestamp 是13位整数, 由于精确到秒, 所以只需要10位（除以1000）
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new_timestamp = timestamp
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if (9999999999 < new_timestamp):
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new_timestamp = timestamp / 1000
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# 计算
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localtime = time.localtime(new_timestamp)
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datetime_str = time.strftime("%Y-%m-%d %H:%M:%S", localtime)
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return datetime_str
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def _get_media_file(self, sdkfileid, save_filename):
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# 初始化媒体文件拉取的buf
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# 媒体文件每次拉取的最大size为512k，因此超过512k的文件需要分片拉取。若该文件未拉取完整，sdk的IsMediaDataFinish接口会返回0，同时通过GetOutIndexBuf接口返回下次拉取需要传入GetMediaData的indexbuf。
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# indexbuf一般格式如右侧所示，”Range: bytes = 524288 - 1048575“，表示这次拉取的是从524288到1048575的分片。单个文件首次拉取填写的indexbuf为空字符串，拉取后续分片时直接填入上次返回的indexbuf即可。
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indexbuf = ""
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while True:
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media_data = self.wx_work.NewMediaData()
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ret = self.wx_work.GetMediaData(self.sdk, indexbuf, sdkfileid, "", "", 5, media_data)
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if (0 != ret):
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print("-- GetMediaData --> 获取失败:", ret)
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self.wx_work.FreeMediaData(media_data)
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break
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# 用msgid作为文件名，这里根据需求制定文件名
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# save_filename = os.getcwd() + "/images/" + result["msgid"] + file_ext
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# ab为二进制文件追加读写，用于分片写入不会覆盖前面已经写入的
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with open(save_filename, 'ab') as f:
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# 这里注意ctypes.string_at的参数（address，size）,size就是分片长度，得到 bytes
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res = ctypes.string_at(self.wx_work.GetData(media_data), self.wx_work.GetDataLen(media_data))
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f.write(res)
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# 拉取完最后一个分片
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if (1 == self.wx_work.IsMediaDataFinish(media_data)):
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self.wx_work.FreeMediaData(media_data)
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break
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else:
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# 获取下一个分片的indexbuf
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indexbuf = self.wx_work.GetOutIndexBuf(media_data)
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# 返回
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return True
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def _handle_sync_msg_file(self, seqNo, msgId, msgTime, msgFrom, msgType, msgObj, isSaveDatabase=False):
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title = ""
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file_ext = ""
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file_type = ""
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file_size = 0
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file_content = None
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sdkfileid = msgObj.get("sdkfileid")
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datetime_str = self._get_datetime_str(msgTime)
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if ("video" == msgType):
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file_ext = ".mp4"
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title = "视频_" + datetime_str.replace(" ", "").replace(":", "") + file_ext
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elif ("voice" == msgType):
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file_ext = ".amr"
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title = "语音_" + datetime_str.replace(" ", "").replace(":", "") + file_ext
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elif ("image" == msgType):
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file_ext = ".png"
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title = "照片_" + datetime_str.replace(" ", "").replace(":", "") + file_ext
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elif ("file" == msgType):
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file_ext = "." + msgObj.get("fileext")
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title = msgObj.get("filename")
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# 拉取媒体文件
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(real_save_path, url_save_path) = gen_real_file_path()
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real_save_path = real_save_path + file_ext
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url_save_path = url_save_path + file_ext
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self._get_media_file(sdkfileid, real_save_path)
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file_size = os.path.getsize(real_save_path)
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# 获取类型
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file_type = get_document_file_type(url_save_path)
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if ("md" == file_type):
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file_content = get_text_content(real_save_path)
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elif ("txt" == file_type):
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file_content = get_text_content(real_save_path)
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elif ("code" == file_type):
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file_content = get_text_content(real_save_path)
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# # 保存到数据库
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# if isSaveDatabase:
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# self._save_database(title, file_type, url_save_path, None, file_content, file_size, file_ext, msgFrom, datetime_str)
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# 返回
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resData = {
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"title": title,
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"file_type": file_type,
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"url_save_path": url_save_path,
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"real_save_path": real_save_path,
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"file_content": file_content,
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"file_size": file_size,
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"file_ext": file_ext,
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"datetime_str": datetime_str,
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}
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return resData
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# 处理文本类型
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def _handle_sync_msg_text(self, seqNo, msgId, msgTime, msgFrom, msgType, msgObj, isSaveDatabase=False):
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content = msgObj.get("content")
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datetime_str = self._get_datetime_str(msgTime)
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print(f"-- {msgType} --> msgFrom={msgFrom}, content={content}")
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# 调用 云文档 --> 创建 markdown 文件
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# if isSaveDatabase:
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# self._save_database(content[:50], "md", None, None, content, len(content), ".md", msgFrom, datetime_str)
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# 返回
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resData = {
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"content": content,
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"datetime_str": datetime_str,
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}
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return resData
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# 处理链接
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def _handle_sync_msg_link(self, seqNo, msgId, msgTime, msgFrom, msgType, msgObj, isSaveDatabase=False):
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file_content = ""
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title = msgObj.get("title")
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description = msgObj.get("description")
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link_url = msgObj.get("link_url")
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image_url = msgObj.get("image_url")
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datetime_str = self._get_datetime_str(msgTime)
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print(f"-- {msgType} --> title={title}, description={description}, link_url={link_url}, image_url={image_url}")
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if (description and (0<len(description))):
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file_content = "> 摘要描述\n> " + description + "\n\n---\n\n"
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# 根据 link_url 爬取文章内容
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(md_title, md_content) = url_to_markdown(link_url)
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file_content = file_content + md_content
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# # 保存到数据库
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# if isSaveDatabase:
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# self._save_database(title, "url", None, link_url, file_content, len(file_content), ".url", msgFrom, datetime_str)
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# 返回
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resData = {
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"title": title,
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"description": description,
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"link_url": link_url,
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"image_url": image_url,
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"file_content": file_content,
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"datetime_str": datetime_str,
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}
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return resData
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# 处理位置
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def _handle_sync_msg_location(self, seqNo, msgId, msgTime, msgFrom, msgType, msgObj, isSaveDatabase=False):
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title = msgObj.get("title")
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address = msgObj.get("address")
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longitude = msgObj.get("longitude")
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latitude = msgObj.get("latitude")
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zoom = msgObj.get("zoom")
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datetime_str = self._get_datetime_str(msgTime)
|
|||
|
|
print(f"-- {msgType} --> title={title}, address={address}, longitude={longitude}, latitude={latitude}, zoom={zoom}")
|
|||
|
|
file_content = f"{title}\n地址：{address}\n精度：{longitude}\n维度：{latitude}"
|
|||
|
|
# # 保存到数据库
|
|||
|
|
# if isSaveDatabase:
|
|||
|
|
# self._save_database(title, "md", None, None, file_content, len(file_content), ".md", msgFrom, datetime_str)
|
|||
|
|
# 返回
|
|||
|
|
resData = {
|
|||
|
|
"title": title,
|
|||
|
|
"address": address,
|
|||
|
|
"longitude": longitude,
|
|||
|
|
"latitude": latitude,
|
|||
|
|
"file_content": file_content,
|
|||
|
|
"datetime_str": datetime_str,
|
|||
|
|
}
|
|||
|
|
return resData
|
|||
|
|
|
|||
|
|
# 处理消息记录
|
|||
|
|
def _handle_sync_msg_mix(self, seqNo, msgId, msgTime, msgFrom, msgType, msgObj, isSaveDatabase=False):
|
|||
|
|
datetime_str = self._get_datetime_str(msgTime)
|
|||
|
|
title = msgObj.get("title")
|
|||
|
|
items = msgObj.get("item")
|
|||
|
|
file_content = "#### " + title
|
|||
|
|
for item in items:
|
|||
|
|
item_type = item.get("type")
|
|||
|
|
item_msgtime = item.get("msgtime")
|
|||
|
|
item_content = item.get("content")
|
|||
|
|
item_datetime_str = self._get_datetime_str(item_msgtime)
|
|||
|
|
if (item_content and (0 < len(item_content))):
|
|||
|
|
item_content_obj = json.loads(item_content)
|
|||
|
|
if ("ChatRecordText" == item_type):
|
|||
|
|
# 处理文本类型
|
|||
|
|
resData = self._handle_sync_msg_text(None, None, item_msgtime, None, "text", item_content_obj, False)
|
|||
|
|
tmp_content = resData.get("content")
|
|||
|
|
elif ("ChatRecordImage" == item_type):
|
|||
|
|
# 处理文件
|
|||
|
|
resData = self._handle_sync_msg_file(None, None, item_msgtime, None, "image", item_content_obj, False)
|
|||
|
|
tmp_content = f'![{resData.get("title")}]({resData.get("url_save_path")})'
|
|||
|
|
elif ("ChatRecordVideo" == item_type):
|
|||
|
|
# 处理文件
|
|||
|
|
resData = self._handle_sync_msg_file(None, None, item_msgtime, None, "video", item_content_obj, False)
|
|||
|
|
# tmp_content = resData.get("title") + "\n视频链接：" + resData.get("url_save_path")
|
|||
|
|
tmp_content = f'!video[{resData.get("title")}]({resData.get("url_save_path")})'
|
|||
|
|
elif ("ChatRecordFile" == item_type):
|
|||
|
|
# 处理文件
|
|||
|
|
resData = self._handle_sync_msg_file(None, None, item_msgtime, None, "file", item_content_obj, False)
|
|||
|
|
tmp_content = resData.get("title") + "\n文件链接：" + resData.get("url_save_path")
|
|||
|
|
elif ("ChatRecordLink" == item_type):
|
|||
|
|
# 处理链接
|
|||
|
|
resData = self._handle_sync_msg_link(None, None, item_msgtime, None, "link", item_content_obj, False)
|
|||
|
|
tmp_content = resData.get("title") + "\n原文链接：" + resData.get("link_url")
|
|||
|
|
elif ("ChatRecordLocation" == item_type):
|
|||
|
|
# 处理位置
|
|||
|
|
resData = self._handle_sync_msg_location(None, None, item_msgtime, None, "location", item_content_obj, False)
|
|||
|
|
tmp_content = resData.get("file_content")
|
|||
|
|
elif ("ChatRecordMixed" == item_type):
|
|||
|
|
# 处理消息记录
|
|||
|
|
resData = self._handle_sync_msg_mix(None, None, item_msgtime, None, None, item_content_obj, False)
|
|||
|
|
tmp_content = "---\n\n" + resData.get("file_content") + "\n\n---"
|
|||
|
|
else:
|
|||
|
|
tmp_content = "[该消息类型暂不能展示]"
|
|||
|
|
# 构造内容
|
|||
|
|
file_content = file_content + "\n\n" + "> " + item_datetime_str + "\n" + tmp_content
|
|||
|
|
# 显示
|
|||
|
|
print(f"----> item_type={item_type}, item_msgtime={item_msgtime}, item_content={item_content}")
|
|||
|
|
|
|||
|
|
print(f"----> file_content={file_content}")
|
|||
|
|
|
|||
|
|
# 保存到数据库
|
|||
|
|
# if isSaveDatabase:
|
|||
|
|
# self._save_database(title, "md", None, None, file_content, len(file_content), ".md", msgFrom, datetime_str)
|
|||
|
|
# 返回
|
|||
|
|
resData = {
|
|||
|
|
"title": title,
|
|||
|
|
"file_content": file_content,
|
|||
|
|
"datetime_str": datetime_str,
|
|||
|
|
}
|
|||
|
|
return resData
|
|||
|
|
def sync_msg(self):
|
|||
|
|
private_key = RSA.importKey(self.PRI_KEY)
|
|||
|
|
cipher = PKCS1_v1_5.new(private_key)
|
|||
|
|
slice_ptr = self.wx_work.NewSlice()
|
|||
|
|
print("-------------------------------",self.seq)
|
|||
|
|
ret = self.wx_work.GetChatData(self.sdk, self.seq, 1000, None, None, 5, slice_ptr)
|
|||
|
|
if ret != 0:
|
|||
|
|
print("GetChatData 错误:", ret)
|
|||
|
|
return
|
|||
|
|
|
|||
|
|
origin_data = self.wx_work.GetContentFromSlice(slice_ptr)
|
|||
|
|
self.wx_work.FreeSlice(slice_ptr)
|
|||
|
|
|
|||
|
|
chat_data = json.loads(origin_data).get("chatdata", [])
|
|||
|
|
if not chat_data:
|
|||
|
|
print("没有新消息")
|
|||
|
|
return
|
|||
|
|
|
|||
|
|
for msg in chat_data:
|
|||
|
|
try:
|
|||
|
|
# RSA 解密随机密钥
|
|||
|
|
encrypt_key_bytes = cipher.decrypt(
|
|||
|
|
base64.b64decode(msg.get("encrypt_random_key")), None
|
|||
|
|
)
|
|||
|
|
encrypt_key_str = encrypt_key_bytes.decode("utf-8")
|
|||
|
|
|
|||
|
|
# 解密消息
|
|||
|
|
slice_ptr = self.wx_work.NewSlice()
|
|||
|
|
decrypt_ret = self.wx_work.DecryptData(
|
|||
|
|
encrypt_key_str.encode("utf-8"),
|
|||
|
|
msg.get("encrypt_chat_msg").encode("utf-8"),
|
|||
|
|
slice_ptr
|
|||
|
|
)
|
|||
|
|
if decrypt_ret != 0:
|
|||
|
|
print(f"DecryptData 错误: {decrypt_ret}, msgid={msg.get('msgid')}")
|
|||
|
|
continue
|
|||
|
|
|
|||
|
|
result_json = self.wx_work.GetContentFromSlice(slice_ptr)
|
|||
|
|
self.wx_work.FreeSlice(slice_ptr)
|
|||
|
|
result = json.loads(result_json)
|
|||
|
|
|
|||
|
|
|
|||
|
|
# 更新 seq
|
|||
|
|
self.seq = msg.get("seq", self.seq)
|
|||
|
|
|
|||
|
|
seqNo = msg.get("seq")
|
|||
|
|
msgId = result.get("msgid")
|
|||
|
|
msgTime = result.get("msgtime")
|
|||
|
|
msgFrom = result.get("from")
|
|||
|
|
msgType = result.get("msgtype")
|
|||
|
|
msgObj = result.get(msgType)
|
|||
|
|
|
|||
|
|
# if (("video" == msgType) or ("voice" == msgType) or ("image" == msgType) or ("file" == msgType)):
|
|||
|
|
# # 处理图片、音频、视频、文件
|
|||
|
|
# self._handle_sync_msg_file(seqNo, msgId, msgTime, msgFrom, msgType, msgObj, True)
|
|||
|
|
print(seqNo)
|
|||
|
|
if ("text" == msgType):
|
|||
|
|
self._handle_sync_msg_text(seqNo, msgId, msgTime, msgFrom, msgType, msgObj, True)
|
|||
|
|
elif ("link" == msgType):
|
|||
|
|
self._handle_sync_msg_link(seqNo, msgId, msgTime, msgFrom, msgType, msgObj, True)
|
|||
|
|
elif ("location" == msgType):
|
|||
|
|
self._handle_sync_msg_location(seqNo, msgId, msgTime, msgFrom, msgType, msgObj, True)
|
|||
|
|
elif ("chatrecord" == msgType):
|
|||
|
|
self._handle_sync_msg_mix(seqNo, msgId, msgTime, msgFrom, msgType, msgObj, True)
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
except Exception as e:
|
|||
|
|
print("处理消息异常:", e, "msg=", msg)
|
|||
|
|
|
|||
|
|
# 释放 SDK
|
|||
|
|
self.wx_work.DestroySdk(self.sdk)
|
|||
|
|
|
|||
|
|
|
|||
|
|
# ====== 使用示例 ======
|
|||
|
|
if __name__ == "__main__":
|
|||
|
|
DLL_PATH = r"D:\pyproject\box\qywx-sdk\windows\C_sdk\FinanceSdkDemo\WeWorkFinanceSdk.dll"
|
|||
|
|
CORP_ID = b"wwed4ac0dd4e1d398d"
|
|||
|
|
SECRET = b"ZPZPpW0tMaIRxhAcywO_lW21ACDUiEBkxJwgrRFRdfg"
|
|||
|
|
|
|||
|
|
# 1️⃣ 初始化 SDK
|
|||
|
|
sdk_obj = WeWorkFinanceSDK(DLL_PATH)
|
|||
|
|
sdk_obj.init(CORP_ID, SECRET)
|
|||
|
|
|
|||
|
|
# 2️⃣ 加载 RSA 私钥
|
|||
|
|
with open("private.pem", "rb") as f:
|
|||
|
|
PRI_KEY = f.read()
|
|||
|
|
|
|||
|
|
# 3️⃣ 初始化 Handler
|
|||
|
|
wx_handler = WeChatWorkHandler(sdk_obj.sdk, sdk_obj._dll)
|
|||
|
|
wx_handler.PRI_KEY = PRI_KEY
|
|||
|
|
|
|||
|
|
# 4️⃣ 设置起始 seq
|
|||
|
|
wx_handler.seq = 0
|
|||
|
|
|
|||
|
|
# 5️⃣ 同步消息
|
|||
|
|
wx_handler.sync_msg()
|