add dingtalk file support, fix video/voice file to bailian (#1683)

* add dingtalk file support, fix video/voice file to bailian

* fix bailian files conversation

* 更新 bailianchatcmpl.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update libs/dingtalk_api/api.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* chore: bump langbot-plugin version to 0.1.3b1

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Junyan Qin <rockchinq@gmail.com>

libs/dingtalk_api/api.py

@@ -110,6 +110,24 @@ class DingTalkClient:
             else:
                 raise Exception(f'Error: {response.status_code}, {response.text}')
 
+    async def get_file_url(self, download_code: str):
+        if not await self.check_access_token():
+            await self.get_access_token()
+        url = 'https://api.dingtalk.com/v1.0/robot/messageFiles/download'
+        params = {'downloadCode': download_code, 'robotCode': self.robot_code}
+        headers = {'x-acs-dingtalk-access-token': self.access_token}
+        async with httpx.AsyncClient() as client:
+            response = await client.post(url, headers=headers, json=params)
+            if response.status_code == 200:
+                result = response.json()
+                download_url = result.get('downloadUrl')
+                if download_url:
+                    return download_url
+                else:
+                    await self.logger.error(f'failed to get file: {response.json()}')
+            else:
+                raise Exception(f'Error: {response.status_code}, {response.text}')
+
     async def update_incoming_message(self, message):
         """异步更新 DingTalkClient 中的 incoming_message"""
         message_data = await self.get_message(message)
@@ -189,6 +207,17 @@ class DingTalkClient:
                 message_data['Audio'] = await self.get_audio_url(incoming_message.to_dict()['content']['downloadCode'])
 
                 message_data['Type'] = 'audio'
+            elif incoming_message.message_type == 'file':
+                down_list = incoming_message.get_down_list()
+                if len(down_list) >= 2:
+                    message_data['File'] = await self.get_file_url(down_list[0])
+                    message_data['Name'] = down_list[1]
+                else:
+                    if self.logger:
+                        await self.logger.error(f'get_down_list() returned fewer than 2 elements: {down_list}')
+                    message_data['File'] = None
+                    message_data['Name'] = None
+                message_data['Type'] = 'file'
 
             copy_message_data = message_data.copy()
             del copy_message_data['IncomingMessage']

libs/dingtalk_api/dingtalkevent.py

@@ -31,6 +31,15 @@ class DingTalkEvent(dict):
     def audio(self):
         return self.get('Audio', '')
 
+    @property
+    def file(self):
+        return self.get('File', '')
+
+    @property
+    def name(self):
+        return self.get('Name', '')
+
+
     @property
     def conversation(self):
         return self.get('conversation_type', '')