Merge pull request #1127 from Yi-Lyu/master

围绕 Gewechat 修改，1）支持聊天记录的消息； 2）图片消息改为图片常规尺寸图片放弃原来的缩略图

pkg/core/migrations/m025_gewechat_config.py

@@ -23,6 +23,7 @@ class GewechatConfigMigration(migration.Migration):
             "adapter": "gewechat",
             "enable": False,
             "gewechat_url": "http://your-gewechat-server:2531",
+            "gewechat_file_url": "http://your-gewechat-server:2532",
             "port": 2286,
             "callback_url": "http://your-callback-url:2286/gewechat/callback",
             "app_id": "",

pkg/core/migrations/m034_gewechat_file_url_config.py

@@ -0,0 +1,29 @@
+from __future__ import annotations
+
+from urllib.parse import urlparse
+
+from .. import migration
+
+
+@migration.migration_class("gewechat-file-url-config", 34)
+class GewechatFileUrlConfigMigration(migration.Migration):
+    """迁移"""
+
+    async def need_migrate(self) -> bool:
+        """判断当前环境是否需要运行此迁移"""
+
+        for adapter in self.ap.platform_cfg.data['platform-adapters']:
+            if adapter['adapter'] == 'gewechat':
+                if 'gewechat_file_url' not in adapter:
+                    return True
+        return False
+
+    async def run(self):
+        """执行迁移"""
+        for adapter in self.ap.platform_cfg.data['platform-adapters']:
+            if adapter['adapter'] == 'gewechat':
+                if 'gewechat_file_url' not in adapter:
+                    parsed_url = urlparse(adapter['gewechat_url'])
+                    adapter['gewechat_file_url'] = f"{parsed_url.scheme}://{parsed_url.hostname}:2532"
+
+        await self.ap.platform_cfg.dump_config()

pkg/core/stages/migrate.py

@@ -11,7 +11,7 @@ from ..migrations import m015_gitee_ai_config, m016_dify_service_api, m017_dify_
 from ..migrations import m020_wecom_config, m021_lark_config, m022_lmstudio_config, m023_siliconflow_config, m024_discord_config, m025_gewechat_config
 from ..migrations import m026_qqofficial_config, m027_wx_official_account_config, m028_aliyun_requester_config
 from ..migrations import m029_dashscope_app_api_config, m030_lark_config_cmpl, m031_dingtalk_config, m032_volcark_config
-from ..migrations import m033_dify_thinking_config
+from ..migrations import m033_dify_thinking_config, m034_gewechat_file_url_config
 
 @stage.stage_class("MigrationStage")
 class MigrationStage(stage.BootingStage):

pkg/platform/sources/gewechat.py

@@ -29,6 +29,9 @@ from ...utils import image
 
 class GewechatMessageConverter(adapter.MessageConverter):
 
+    def __init__(self, config: dict):
+        self.config = config
+
     @staticmethod
     async def yiri2target(
         message_chain: platform_message.MessageChain
@@ -48,8 +51,8 @@ class GewechatMessageConverter(adapter.MessageConverter):
 
         return content_list
 
-    @staticmethod
     async def target2yiri(
+        self,
         message: dict,
         bot_account_id: str
     ) -> platform_message.MessageChain:
@@ -74,25 +77,72 @@ class GewechatMessageConverter(adapter.MessageConverter):
             return platform_message.MessageChain(content_list)
                     
         elif message["Data"]["MsgType"] == 3:
-            image_base64 = message["Data"]["ImgBuf"]["buffer"]
+            image_xml = message["Data"]["Content"]["string"]
+            if not image_xml:
+                return platform_message.MessageChain([
+                    platform_message.Plain(text="[图片内容为空]")
+                ])
+
+            try:
+                base64_str, image_format = await image.get_gewechat_image_base64(
+                    gewechat_url=self.config["gewechat_url"],
+                    gewechat_file_url=self.config["gewechat_file_url"]
+                    app_id=self.config["app_id"],
+                    xml_content=image_xml,
+                    token=self.config["token"],
+                    image_type=2,
+                )
+
+                return platform_message.MessageChain([
+                    platform_message.Image(
+                        base64=f"data:image/{image_format};base64,{base64_str}"
+                    )
+                ])
+            except Exception as e:
+                print(f"处理图片消息失败: {str(e)}")
+                return platform_message.MessageChain([
+                    platform_message.Plain(text="[图片处理失败]")
+                ])
+
+        elif message["Data"]["MsgType"] == 49:
+            # 支持微信聊天记录的消息类型，将 XML 内容转换为 MessageChain 传递
+            try:
+                content = message["Data"]["Content"]["string"]
+
+                try:
+                    content_bytes = content.encode('utf-8')
+                    decoded_content = base64.b64decode(content_bytes)
                     return platform_message.MessageChain(
-                [platform_message.Image(base64=f"data:image/jpeg;base64,{image_base64}")]
+                        [platform_message.Unknown(content=decoded_content)]
+                    )
+                except Exception as e:
+                    return platform_message.MessageChain(
+                        [platform_message.Plain(text=content)]
+                    )
+            except Exception as e:
+                print(f"Error processing type 49 message: {str(e)}")
+                return platform_message.MessageChain(
+                    [platform_message.Plain(text="[无法解析的消息]")]
                 )
 
 class GewechatEventConverter(adapter.EventConverter):
 
+    def __init__(self, config: dict):
+        self.config = config
+        self.message_converter = GewechatMessageConverter(config)
+
     @staticmethod
     async def yiri2target(
         event: platform_events.MessageEvent
     ) -> dict:
         pass
 
-    @staticmethod
     async def target2yiri(
+        self,
         event: dict,
         bot_account_id: str
     ) -> platform_events.MessageEvent:
-        message_chain = await GewechatMessageConverter.target2yiri(copy.deepcopy(event), bot_account_id)
+        message_chain = await self.message_converter.target2yiri(copy.deepcopy(event), bot_account_id)
 
         if not message_chain:
             return None
@@ -120,7 +170,7 @@ class GewechatEventConverter(adapter.EventConverter):
                 time=event["Data"]["CreateTime"],
                 source_platform_object=event,
             )
-        elif 'wxid_' in event["Data"]["FromUserName"]["string"]:
+        else:
             return platform_events.FriendMessage(
                 sender=platform_entities.Friend(
                     id=event["Data"]["FromUserName"]["string"],
@@ -135,6 +185,8 @@ class GewechatEventConverter(adapter.EventConverter):
 
 class GeWeChatAdapter(adapter.MessagePlatformAdapter):
 
+    name: str = "gewechat"  # 定义适配器名称
+
     bot: gewechat_client.GewechatClient
     quart_app: quart.Quart
 
@@ -144,8 +196,8 @@ class GeWeChatAdapter(adapter.MessagePlatformAdapter):
 
     ap: app.Application
 
-    message_converter: GewechatMessageConverter = GewechatMessageConverter()
+    message_converter: GewechatMessageConverter
-    event_converter: GewechatEventConverter = GewechatEventConverter()
+    event_converter: GewechatEventConverter
 
     listeners: typing.Dict[
         typing.Type[platform_events.Event],
@@ -158,6 +210,9 @@ class GeWeChatAdapter(adapter.MessagePlatformAdapter):
 
         self.quart_app = quart.Quart(__name__)
 
+        self.message_converter = GewechatMessageConverter(config)
+        self.event_converter = GewechatEventConverter(config)
+
         @self.quart_app.route('/gewechat/callback', methods=['POST'])
         async def gewechat_callback():
             data = await quart.request.json

pkg/platform/sources/gewechat.yaml

@@ -17,6 +17,13 @@ spec:
       type: string
       required: true
       default: ""
+    - name: gewechat_file_url
+      label:
+        en_US: GeWeChat file download URL
+        zh_CN: GeWeChat 文件下载URL
+      type: string
+      required: true
+      default: ""
     - name: port
       label:
         en_US: Port

pkg/utils/image.py

@@ -8,6 +8,106 @@ import aiohttp
 import PIL.Image
 import httpx
 
+import os
+import aiofiles
+import pathlib
+import asyncio
+from urllib.parse import urlparse
+
+
+async def get_gewechat_image_base64(
+        gewechat_url: str,
+        gewechat_file_url: str,
+        app_id: str,
+        xml_content: str,
+        token: str,
+        image_type: int = 2,
+) -> typing.Tuple[str, str]:
+    """从gewechat服务器获取图片并转换为base64格式
+
+    Args:
+        gewechat_url (str): gewechat服务器地址（用于获取图片URL）
+        gewechat_file_url (str): gewechat文件下载服务地址
+        app_id (str): gewechat应用ID
+        xml_content (str): 图片的XML内容
+        token (str): Gewechat API Token
+        image_type (int, optional): 图片类型. Defaults to 2.
+
+    Returns:
+        typing.Tuple[str, str]: (base64编码, 图片格式)
+
+    Raises:
+        aiohttp.ClientTimeout: 请求超时（15秒）或连接超时（2秒）
+        Exception: 其他错误
+    """
+    headers = {
+        'X-GEWE-TOKEN': token,
+        'Content-Type': 'application/json'
+    }
+
+    # 设置超时
+    timeout = aiohttp.ClientTimeout(
+        total=15.0,  # 总超时时间15秒
+        connect=2.0,  # 连接超时2秒
+        sock_connect=2.0,  # socket连接超时2秒
+        sock_read=15.0  # socket读取超时15秒
+    )
+
+    try:
+        async with aiohttp.ClientSession(timeout=timeout) as session:
+            # 获取图片下载链接
+            try:
+                async with session.post(
+                        f"{gewechat_url}/v2/api/message/downloadImage",
+                        headers=headers,
+                        json={
+                            "appId": app_id,
+                            "type": image_type,
+                            "xml": xml_content
+                        }
+                ) as response:
+                    if response.status != 200:
+                        raise Exception(f"获取gewechat图片下载失败: {await response.text()}")
+
+                    resp_data = await response.json()
+                    if resp_data.get("ret") != 200:
+                        raise Exception(f"获取gewechat图片下载链接失败: {resp_data}")
+
+                    file_url = resp_data['data']['fileUrl']
+            except asyncio.TimeoutError:
+                raise Exception("获取图片下载链接超时")
+            except aiohttp.ClientError as e:
+                raise Exception(f"获取图片下载链接网络错误: {str(e)}")
+
+            # 解析原始URL并替换端口
+            base_url = gewechat_file_url
+            download_url = f"{base_url}/download/{file_url}"
+
+            # 下载图片
+            try:
+                async with session.get(download_url) as img_response:
+                    if img_response.status != 200:
+                        raise Exception(f"下载图片失败: {await img_response.text()}, URL: {download_url}")
+
+                    image_data = await img_response.read()
+
+                    content_type = img_response.headers.get('Content-Type', '')
+                    if content_type:
+                        image_format = content_type.split('/')[-1]
+                    else:
+                        image_format = file_url.split('.')[-1]
+
+                    base64_str = base64.b64encode(image_data).decode('utf-8')
+
+                    return base64_str, image_format
+            except asyncio.TimeoutError:
+                raise Exception(f"下载图片超时, URL: {download_url}")
+            except aiohttp.ClientError as e:
+                raise Exception(f"下载图片网络错误: {str(e)}, URL: {download_url}")
+    except Exception as e:
+        raise Exception(f"获取图片失败: {str(e)}") from e
+
+
 async def get_wecom_image_base64(pic_url: str) -> tuple[str, str]:
     """
     下载企业微信图片并转换为 base64

templates/platform.json

@@ -64,6 +64,7 @@
             "adapter": "gewechat",
             "enable": false,
             "gewechat_url": "http://your-gewechat-server:2531",
+            "gewechat_file_url": "http://your-gewechat-server:2532",
             "port": 2286,
             "callback_url": "http://your-callback-url:2286/gewechat/callback",
             "app_id": "",

templates/schema/platform.json

@@ -325,6 +325,11 @@
                                 "default": "",
                                 "description": "gewechat 的 url"
                             },
+                            "gewechat_file_url": {
+                                "type": "string",
+                                "default": "",
+                                "description": "gewechat 文件下载URL"
+                            },
                             "port": {
                                 "type": "integer",
                                 "default": 2286,