renjianbo
beff3fac8d
- Fix delete agent 500: clean up FK records (agent_llm_logs, permissions, schedules, executions, team_members) and unbind goals/tasks before delete - Remove hardcoded personality templates in Android, replace with dynamic system prompt generation from name + description - Set promptSectionsEnabled=false to bypass PromptComposer for personality - Add Tencent Cloud Linux deployment guide (Docker Compose) - Accumulated backend service updates, frontend UI fixes, Android app changes Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
125 lines
3.3 KiB
Python
125 lines
3.3 KiB
Python
"""浏览器推送通知服务 — Web Push Protocol (RFC 8291)"""
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from __future__ import annotations
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import json
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import logging
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from typing import Optional
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from app.core.database import SessionLocal
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from app.models.push_subscription import PushSubscription
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logger = logging.getLogger(__name__)
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async def send_push_to_user(
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user_id: str,
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title: str,
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body: str = "",
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url: str = "/",
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require_interaction: bool = False,
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) -> int:
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"""向指定用户的所有设备发送推送通知。返回成功发送数。"""
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db = SessionLocal()
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sent = 0
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try:
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subs = (
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db.query(PushSubscription)
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.filter(PushSubscription.user_id == user_id)
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.all()
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)
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for sub in subs:
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ok = await _send_webpush(
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endpoint=sub.endpoint,
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p256dh=sub.p256dh,
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auth=sub.auth,
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title=title,
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body=body,
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url=url,
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require_interaction=require_interaction,
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)
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if ok:
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sent += 1
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return sent
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finally:
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db.close()
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async def broadcast_push(
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title: str,
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body: str = "",
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url: str = "/",
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) -> int:
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"""向所有已订阅用户广播推送通知。"""
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db = SessionLocal()
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sent = 0
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try:
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subs = db.query(PushSubscription).all()
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for sub in subs:
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ok = await _send_webpush(
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endpoint=sub.endpoint,
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p256dh=sub.p256dh,
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auth=sub.auth,
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title=title,
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body=body,
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url=url,
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require_interaction=False,
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)
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if ok:
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sent += 1
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return sent
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finally:
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db.close()
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async def _send_webpush(
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endpoint: str,
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p256dh: str,
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auth: str,
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title: str,
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body: str,
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url: str = "/",
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require_interaction: bool = False,
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) -> bool:
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"""发送单条 Web Push 消息。使用 pywebpush 或直接 HTTP POST。"""
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payload = json.dumps({
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"title": title,
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"body": body,
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"data": {"url": url},
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"requireInteraction": require_interaction,
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"icon": "/icons/icon-192.png",
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"badge": "/icons/icon-192.png",
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})
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try:
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# 尝试 pywebpush（如果已安装）
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try:
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from pywebpush import WebPusher, WebPushException
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wp = WebPusher({
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"endpoint": endpoint,
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"keys": {"p256dh": p256dh, "auth": auth},
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})
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wp.send(payload, timeout=10)
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return True
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except ImportError:
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pass
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# Fallback: 直接 HTTP POST（不加密，仅用于开发环境）
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import aiohttp
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async with aiohttp.ClientSession() as session:
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async with session.post(
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endpoint,
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data=payload,
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headers={
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"Content-Type": "application/json",
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"TTL": "86400",
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},
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timeout=aiohttp.ClientTimeout(total=10),
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) as resp:
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ok = resp.status in (200, 201, 204)
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if not ok:
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logger.warning("Push 发送失败: status=%d", resp.status)
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return ok
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except Exception as e:
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logger.error("Push 发送异常: %s", e)
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return False
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