/// <summary>
/// Flushes a block and it's parent page from cache whenever it is being deleted
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="Rock.ModelUpdatingEventArgs"/> instance containing the event data.</param>
void Block_Deleting(object sender, Rock.Data.ModelUpdatingEventArgs e)
{
// Get a reference to the deleted block instance
Rock.Model.Block block = e.Model as Rock.Model.Block;
if (block != null)
{
// Flush the block instance from cache
Rock.Web.Cache.BlockCache.Flush(block.Id);
// Flush the block instance's parent page
if (block.PageId.HasValue)
{
Rock.Web.Cache.PageCache.Flush(block.PageId.Value);
}
}
}
/// <summary>
/// Flushes a cached page and it's parent page's list of child pages whenever a page is being deleted
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="Rock.ModelUpdatingEventArgs"/> instance containing the event data.</param>
void Page_Deleting(object sender, Rock.Data.ModelUpdatingEventArgs e)
{
// Get a reference to the deleted page
Rock.Model.Page page = e.Model as Rock.Model.Page;
if (page != null)
{
// Check to see if the page being updated is cached
System.Runtime.Caching.ObjectCache cache = System.Runtime.Caching.MemoryCache.Default;
if (cache.Contains(Rock.Web.Cache.PageCache.CacheKey(page.Id)))
{
// Get the cached page
var cachedPage = Rock.Web.Cache.PageCache.Read(page.Id);
// if the parent page is not null, flush parent page's list of child pages
if (cachedPage.ParentPage != null)
{
cachedPage.ParentPage.FlushChildPages();
}
// Flush the updated page from cache
Rock.Web.Cache.PageCache.Flush(page.Id);
}
}
}
