/// <summary>
/// Clears the document cache and removes the document from the xml db cache.
/// This means the node gets unpublished from the website.
/// </summary>
/// <param name="documentId">The document id.</param>
public virtual void ClearDocumentCache(int documentId)
{
// Get the document
Document d = new Document(documentId);
cms.businesslogic.DocumentCacheEventArgs e = new umbraco.cms.businesslogic.DocumentCacheEventArgs();
FireBeforeClearDocumentCache(d, e);
if (!e.Cancel)
{
XmlNode x;
// remove from xml db cache
d.XmlRemoveFromDB();
// Check if node present, before cloning
x = XmlContentInternal.GetElementById(d.Id.ToString());
if (x == null)
{
return;
}
// We need to lock content cache here, because we cannot allow other threads
// making changes at the same time, they need to be queued
lock (_xmlContentInternalSyncLock)
{
// Make copy of memory content, we cannot make changes to the same document
// the is read from elsewhere
XmlDocument xmlContentCopy = CloneXmlDoc(XmlContentInternal);
// Find the document in the xml cache
x = xmlContentCopy.GetElementById(d.Id.ToString());
if (x != null)
{
// The document already exists in cache, so repopulate it
x.ParentNode.RemoveChild(x);
XmlContentInternal = xmlContentCopy;
ClearContextCache();
}
}
if (x != null)
{
// Run Handler
umbraco.BusinessLogic.Actions.Action.RunActionHandlers(d, ActionUnPublish.Instance);
}
// update sitemapprovider
if (SiteMap.Provider is presentation.nodeFactory.UmbracoSiteMapProvider)
{
presentation.nodeFactory.UmbracoSiteMapProvider prov = (presentation.nodeFactory.UmbracoSiteMapProvider)SiteMap.Provider;
prov.RemoveNode(d.Id);
}
FireAfterClearDocumentCache(d, e);
}
}
