28 lines
867 B
Python
28 lines
867 B
Python
"""
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Wagtail signal handlers：发布内容后通知 Next.js 前端失效 ISR 缓存。
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详见 documents/设计方案分析与完善版.md §2.7。
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"""
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import logging
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import requests
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from django.conf import settings
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from django.dispatch import receiver
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from wagtail.signals import page_published
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logger = logging.getLogger(__name__)
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@receiver(page_published)
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def notify_frontend_revalidate(sender, instance, **kwargs):
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if not settings.FRONTEND_REVALIDATE_URL:
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return
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try:
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requests.post(
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settings.FRONTEND_REVALIDATE_URL,
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json={"tags": [f"page:{instance.id}", instance.url_path]},
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headers={"Authorization": f"Bearer {settings.REVALIDATE_SECRET}"},
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timeout=3,
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)
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except requests.RequestException:
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logger.warning("Failed to notify frontend revalidate webhook", exc_info=True)
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