增加导出json方式

pywxdump/__init__.py

@@ -9,7 +9,7 @@
 from .wx_info import merge_copy_db, merge_msg_db, merge_media_msg_db, merge_db, decrypt_merge
 from .analyzer.db_parsing import read_img_dat, read_emoji, decompress_CompressContent, read_audio_buf, read_audio, \
     parse_xml_string, read_BytesExtra
-from .analyzer import export_csv
+from .analyzer import export_csv,export_json
 from .ui import app_show_chat, get_user_list, export
 from .server import start_falsk
 

pywxdump/analyzer/__init__.py

@@ -7,5 +7,5 @@
 # -------------------------------------------------------------------------------
 from .db_parsing import read_img_dat, read_emoji, decompress_CompressContent, read_audio_buf, read_audio, \
     parse_xml_string, read_BytesExtra
-from .export_chat import export_csv, get_contact_list, get_chatroom_list, get_msg_list, get_chat_count
+from .export_chat import export_csv, get_contact_list, get_chatroom_list, get_msg_list, get_chat_count, export_json
 from .utils import get_type_name, get_name_typeid

pywxdump/analyzer/export_chat.py

@@ -142,7 +142,8 @@ def get_msg_list(MSG_db_path, selected_talker="", start_index=0, page_size=500):
                 voicelength = f"{voicelength:.2f}"
             content[
                 "msg"] = f"语音时长：{voicelength}秒\n翻译结果：{transtext}" if transtext else f"语音时长：{voicelength}秒"
-            content["src"] = os.path.join("audio", f"{StrTalker}", f"{CreateTime.replace(':', '-').replace(' ','_')}_{IsSender}_{MsgSvrID}.wav")
+            content["src"] = os.path.join("audio", f"{StrTalker}",
+                                          f"{CreateTime.replace(':', '-').replace(' ', '_')}_{IsSender}_{MsgSvrID}.wav")
         elif type_id == (43, 0):  # 视频
             BytesExtra = read_BytesExtra(BytesExtra)
             BytesExtra = str(BytesExtra)
@@ -254,6 +255,27 @@ def export_csv(username, outpath, MSG_ALL_db_path, page_size=5000):
     return True, f"导出成功: {outpath}"
 
 
+def export_json(username, outpath, MSG_ALL_db_path):
+    if not os.path.exists(outpath):
+        outpath = os.path.join(os.getcwd(), "export" + os.sep + username)
+        if not os.path.exists(outpath):
+            os.makedirs(outpath)
+    count = get_chat_count(MSG_ALL_db_path, username)
+    chatCount = count.get(username, 0)
+    if chatCount == 0:
+        return False, "没有聊天记录"
+    page_size = chatCount + 1
+    for i in range(0, chatCount, page_size):
+        start_index = i
+        data = get_msg_list(MSG_ALL_db_path, username, start_index, page_size)
+        if len(data) == 0:
+            return False, "没有聊天记录"
+        save_path = os.path.join(outpath, f"{username}_{i}_{i + page_size}.json")
+        with open(save_path, "w", encoding="utf-8") as f:
+            json.dump(data, f, ensure_ascii=False, indent=4)
+    return True, f"导出成功: {outpath}"
+
+
 def export_html(user, outpath, MSG_ALL_db_path, MediaMSG_all_db_path, FileStorage_path, page_size=500):
     name_save = user.get("remark", user.get("nickname", user.get("username", "")))
     username = user.get("username", "")

pywxdump/api/api.py

@@ -335,15 +335,23 @@ def export():
             return ReJson(1002, body={"start_time": start_time, "end_time": end_time})
 
     elif export_type == "csv":
+        outpath = os.path.join(outpath, username)
         if not os.path.exists(outpath):
             os.makedirs(outpath)
-        code, ret = analyzer.export_csv(username, os.path.join(outpath, username), read_session(g.sf, "msg_path"))
+        code, ret = analyzer.export_csv(username, outpath, read_session(g.sf, "msg_path"))
         if code:
             return ReJson(0, ret)
         else:
             return ReJson(2001, body=ret)
     elif export_type == "json":
-        pass
+        outpath = os.path.join(outpath, username)
+        if not os.path.exists(outpath):
+            os.makedirs(outpath)
+        code, ret = analyzer.export_json(username, outpath, read_session(g.sf, "msg_path"))
+        if code:
+            return ReJson(0, ret)
+        else:
+            return ReJson(2001, body=ret)
     elif export_type == "html":
         chat_type_tups = []
         for ct in chat_type: