wework_app_send_image
Send image messages through WeChat Work application to specified users or all members using image URLs for team communication and notifications.
Instructions
通过企业微信应用号发送发送图片消息
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| touser | No | 接收消息的成员ID，多个用`|`分隔，为`@all`时向该企业应用全部成员发送，默认从环境变量获取 | |
| url | Yes | 图片URL |
Implementation Reference
- mcp_notify/wework.py:127-135 (handler)Handler function for the 'wework_app_send_image' tool. It is registered via @mcp.tool decorator and delegates image sending to the shared wework_send_media helper function, using Pydantic Field for input schema validation.@mcp.tool( title="企业微信应用号-发送图片消息", description="通过企业微信应用号发送发送图片消息", ) def wework_app_send_image( url: str = Field(description="图片URL"), touser: str = FIELD_TO_USER, ): return wework_send_media(touser, url, "image")
- mcp_notify/wework.py:167-200 (helper)Core helper function implementing the media upload and send logic for WeWork app messages (image, video, voice, file). Downloads media from URL, uploads to WeWork media API, then sends the message using the media_id. Used by wework_app_send_image and similar tools.def wework_send_media(touser, url: str, msgtype=None): if msgtype: pass elif '.jpg' in url.lower() or '.jpeg' in url.lower() or '.png' in url.lower(): msgtype = 'image' elif '.mp4' in url.lower(): msgtype = 'video' elif '.arm' in url.lower(): msgtype = 'voice' else: msgtype = 'file' res = requests.get(url, timeout=120) res.raise_for_status() file = io.BytesIO(res.content) mine = res.headers.get("content-type") or "application/octet-stream" res = requests.post( f"{WEWORK_BASE_URL}/cgi-bin/media/upload", params={"type": msgtype, "access_token": get_access_token()}, files={"media": ("filename", file, mine)}, timeout=120, ) media = res.json() or {} if not (media_id := media.get("media_id")): return media res = requests.post( f"{WEWORK_BASE_URL}/cgi-bin/message/send?access_token={get_access_token()}", json={ "touser": touser or WEWORK_APP_TOUSER, "agentid": WEWORK_APP_AGENTID, "msgtype": msgtype, msgtype: {"media_id": media_id}, }, ) return res.json()
- mcp_notify/wework.py:95-102 (helper)Cached helper function to retrieve WeWork application access token, required for API calls like media upload and message sending.@cached(TTLCache(maxsize=1, ttl=3600)) def get_access_token(): res = requests.get( f"{WEWORK_BASE_URL}/cgi-bin/gettoken", params={"corpid": WEWORK_APP_CORPID, "corpsecret": WEWORK_APP_SECRET}, timeout=60, ) return res.json().get("access_token")