oqtane.framework/Oqtane.Server/Infrastructure/EventSubscribers/CacheInvalidationEventSubscriber.cs

41 lines
1.8 KiB
C#

using Microsoft.Extensions.Caching.Memory;
using Oqtane.Extensions;
using Oqtane.Models;
using Oqtane.Shared;
namespace Oqtane.Infrastructure.EventSubscribers
{
public class CacheInvalidationEventSubscriber : IEventSubscriber
{
private readonly IMemoryCache _cache;
public CacheInvalidationEventSubscriber(IMemoryCache cache)
{
_cache = cache;
}
public void EntityChanged(SyncEvent syncEvent)
{
// when site entities change (ie. site, pages, modules, etc...) a site refresh event is raised and the site cache item needs to be refreshed
if (syncEvent.EntityName == EntityNames.Site && (syncEvent.Action == SyncEventActions.Refresh || syncEvent.Action == SyncEventActions.Reload))
{
_cache.Remove($"site:{syncEvent.TenantId}:{syncEvent.EntityId}");
_cache.Remove($"modules:{syncEvent.TenantId}:{syncEvent.EntityId}");
}
// when a site entity is updated, the hosting model may have changed so the client assemblies cache items need to be refreshed
if (syncEvent.EntityName == EntityNames.Site && (syncEvent.Action == SyncEventActions.Update || syncEvent.Action == SyncEventActions.Delete))
{
_cache.Remove($"assemblieslist:{syncEvent.TenantId}:{syncEvent.EntityId}");
_cache.Remove($"assemblies:{syncEvent.TenantId}:{syncEvent.EntityId}");
}
// when a users settings are changed, the user cache item needs to be refreshed
if (syncEvent.EntityName == EntityNames.User && syncEvent.Action == SyncEventActions.Update)
{
_cache.Remove($"user:{syncEvent.EntityId}:{syncEvent.TenantId}:{syncEvent.SiteId}");
}
}
}
}