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https://github.com/Dispatcharr/Dispatcharr.git
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b01eb9585c
Real-time notifications for system events and alerts Per-user notification management and dismissal Update check on startup and every 24 hours to notify users of available versions Notification center UI component Automatic cleanup of expired notifications
39 lines
1.7 KiB
Python
39 lines
1.7 KiB
Python
from django.db.models.signals import pre_delete, post_save
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from django.dispatch import receiver
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from django.core.exceptions import ValidationError
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from .models import StreamProfile, CoreSettings, NETWORK_ACCESS_KEY
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@receiver(pre_delete, sender=StreamProfile)
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def prevent_deletion_if_locked(sender, instance, **kwargs):
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if instance.locked:
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raise ValidationError("This profile is locked and cannot be deleted.")
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@receiver(post_save, sender=CoreSettings)
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def handle_network_access_update(sender, instance, **kwargs):
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"""Invalidate cache and sync notifications when network access settings change."""
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if instance.key == NETWORK_ACCESS_KEY:
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from django.core.cache import cache
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from core.developer_notifications import sync_developer_notifications
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import logging
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logger = logging.getLogger(__name__)
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# Invalidate all notification condition caches
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try:
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cache.delete_pattern('dev_notif_condition_*')
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logger.info("Invalidated notification condition cache due to network access settings update")
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except Exception as e:
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logger.warning(f"Failed to delete cache pattern: {e}")
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# Fallback: try to clear entire cache (if delete_pattern not supported)
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try:
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cache.clear()
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except Exception:
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pass
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# Re-sync developer notifications to re-evaluate conditions
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# (websocket notification is sent by sync_developer_notifications)
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try:
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sync_developer_notifications()
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logger.info("Re-synced developer notifications after network access settings update")
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except Exception as e:
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logger.error(f"Failed to sync developer notifications: {e}")
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