初始提交: Qihu-AIFlow v2.0.1 完整项目
- 前端 React+TypeScript (源码+构建产物) - 后端 Python FastAPI - 数据库迁移 001-015 - Docker部署配置 - 微信ClawBot API频道绑定 - 项目文档 README.md
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"""
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WhatsApp平台适配器
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"""
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import hashlib
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import hmac
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import json
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import logging
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import time
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from typing import Any
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from ..platform_adapter import register_platform_adapter, BasePlatformAdapter, PlatformMetadata
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logger = logging.getLogger(__name__)
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@register_platform_adapter(
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name="whatsapp",
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display_name="WhatsApp",
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description="WhatsApp Cloud API消息适配器，支持文本、图片、文件、音频、视频、位置等消息类型",
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support_streaming=False,
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support_image=True,
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support_file=True,
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support_voice=True,
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)
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class WhatsAppPlatformAdapter(BasePlatformAdapter):
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"""WhatsApp平台适配器"""
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def get_metadata(self) -> PlatformMetadata:
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from ..platform_adapter import platform_registry
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return platform_registry["whatsapp"]
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def verify_signature(self, payload: dict, signature: str, timestamp: str) -> bool:
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"""WhatsApp签名验证: HMAC-SHA256(AppSecret, payload)"""
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if not signature:
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# WhatsApp可使用 verify_token 进行webhook验证
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app_secret = self.config.get("app_secret", "")
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if app_secret:
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return False
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return True # 无签名默认通过
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app_secret = self.config.get("app_secret", "")
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if not app_secret:
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logger.warning("[WhatsApp] 未配置app_secret，跳过签名验证")
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return True
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try:
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# WhatsApp使用 SHA256 HMAC 验证payload
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body_str = json.dumps(payload, separators=(",", ":"), ensure_ascii=False)
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expected = "sha256=" + hmac.new(
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app_secret.encode("utf-8"),
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body_str.encode("utf-8"),
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hashlib.sha256,
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).hexdigest()
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return hmac.compare_digest(expected, signature)
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except Exception as e:
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logger.error(f"[WhatsApp] 签名验证异常: {e}")
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return False
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def parse_webhook(self, payload: dict) -> dict:
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"""解析WhatsApp Cloud API webhook payload为统一消息格式
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WhatsApp Cloud API格式:
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{
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"entry": [{
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"changes": [{
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"value": {
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"messaging_product": "whatsapp",
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"metadata": {"phone_number_id": "..."},
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"messages": [{"from": "...", "type": "text", "text": {"body": "..."}}]
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}
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}]
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}]
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}
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"""
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entries = payload.get("entry", [])
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content = ""
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content_type = "text"
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sender_id = ""
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sender_name = ""
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message_id = ""
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timestamp = int(time.time())
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for entry in entries:
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changes = entry.get("changes", [])
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for change in changes:
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value = change.get("value", {})
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messages = value.get("messages", [])
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metadata = value.get("metadata", {})
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phone_number_id = metadata.get("phone_number_id", "")
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for msg in messages:
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msg_from = msg.get("from", "")
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msg_type = msg.get("type", "text")
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msg_id = msg.get("id", "")
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sender_id = msg_from
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sender_name = msg_from
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message_id = msg_id
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timestamp = int(msg.get("timestamp", time.time()))
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if msg_type == "text":
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body = msg.get("text", {}).get("body", "")
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content = body
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content_type = "text"
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elif msg_type == "image":
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image = msg.get("image", {})
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content = f"[图片] id={image.get('id', '')} caption={image.get('caption', '')}"
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content_type = "image"
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elif msg_type == "document":
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doc = msg.get("document", {})
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content = f"[文件] {doc.get('filename', 'unknown')} id={doc.get('id', '')}"
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content_type = "file"
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elif msg_type == "audio":
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audio = msg.get("audio", {})
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content = f"[语音] id={audio.get('id', '')}"
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content_type = "voice"
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elif msg_type == "video":
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video = msg.get("video", {})
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content = f"[视频] id={video.get('id', '')}"
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content_type = "video"
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elif msg_type == "location":
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loc = msg.get("location", {})
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content = f"[位置] lat={loc.get('latitude')} lng={loc.get('longitude')}"
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content_type = "location"
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elif msg_type == "contacts":
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contacts = msg.get("contacts", [])
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names = [c.get("name", {}).get("formatted_name", "") for c in contacts]
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content = f"[联系人] {', '.join(names)}"
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content_type = "contacts"
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elif msg_type == "button":
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button = msg.get("button", {})
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content = f"[按钮] text={button.get('text', '')} payload={button.get('payload', '')}"
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content_type = "button"
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elif msg_type == "interactive":
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interactive = msg.get("interactive", {})
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list_reply = interactive.get("list_reply", {})
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button_reply = interactive.get("button_reply", {})
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if list_reply:
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content = f"[列表回复] {list_reply.get('title', '')}: {list_reply.get('id', '')}"
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elif button_reply:
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content = f"[按钮回复] {button_reply.get('title', '')}: {button_reply.get('id', '')}"
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else:
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content = f"[交互] {json.dumps(interactive)}"
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content_type = "interactive"
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elif msg_type == "sticker":
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sticker = msg.get("sticker", {})
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content = f"[贴纸] id={sticker.get('id', '')}"
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content_type = "sticker"
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elif msg_type == "reaction":
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reaction = msg.get("reaction", {})
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content = f"[反应] emoji={reaction.get('emoji', '')}"
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content_type = "reaction"
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else:
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content = json.dumps(msg, ensure_ascii=False)
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content_type = msg_type
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if not content:
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# 可能是状态更新（无消息内容）
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content = json.dumps(payload, ensure_ascii=False)
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content_type = "status"
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return {
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"content_type": content_type,
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"content": content,
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"sender_id": sender_id,
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"sender_name": sender_name,
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"message_id": message_id,
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"timestamp": timestamp,
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"group_id": None, # WhatsApp主要是私聊
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"group_name": None,
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"raw": payload,
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}
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def build_reply(self, channel_config: dict, content: str, reply_to: str = None) -> dict:
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"""构建WhatsApp回复消息"""
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phone_number_id = channel_config.get("phone_number_id", "")
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access_token = channel_config.get("access_token", "")
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recipient = channel_config.get("recipient_id", "")
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if not phone_number_id or not access_token:
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logger.warning("[WhatsApp] 未配置phone_number_id或access_token，无法构建回复")
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return {}
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body = {
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"messaging_product": "whatsapp",
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"recipient_type": "individual",
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"to": recipient,
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"type": "text",
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"text": {"preview_url": False, "body": content},
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}
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return {
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"api_url": f"https://graph.facebook.com/v18.0/{phone_number_id}/messages",
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"headers": {
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"Content-Type": "application/json",
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"Authorization": f"Bearer {access_token}",
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},
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"body": body,
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}
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