private static ResourceInfo GetResourceInfoFromPropertyRow(WebDavStorageElementPropertiesRow propertyRow)
{
if (propertyRow == null)
{
throw new ArgumentNullException("propertyRow");
}
ResourceInfo retVal = null;
WebDavAbstractFactory factory = new WebDavAbstractFactory();
//For MetaData stored int hash for Guid value is not possible restore back from hash to Guid
if ((ObjectTypes)propertyRow.ObjectTypeId != ObjectTypes.File_MetaData)
{
WebDavElementStorageProvider provider = factory.Create<WebDavElementStorageProvider>(propertyRow.ObjectTypeId);
WebDavAbsolutePath absPath = WebDavAbsolutePath.CreateInstance((ObjectTypes)propertyRow.ObjectTypeId);
absPath.UniqueId = propertyRow.ObjectId;
absPath.FileName = "file";
WebDavTicket ticket = WebDavTicket.CreateInstance(ePluginToken.webdav, Guid.Empty, absPath);
try
{
retVal = provider.GetElementInfo(ticket.ToString()) as ResourceInfo;
}
catch (Exception)
{
}
}
return retVal;
}
/// <summary>
/// Saves the property collection.
/// </summary>
/// <param name="collection">The collection.</param>
private void SavePropertyCollection(PropertyInfoCollection collection)
{
if (collection == null)
return;
bool haveStoredProp = false;
WebDavStorageElementPropertiesRow row = null;
foreach (PropertyInfo prop in collection)
{
if (prop.Calculated == false)
{
haveStoredProp = true;
try
{
WebDavTicket ticket = WebDavTicket.Parse(collection.ElementInfo.AbsolutePath);
using (TransactionScope tran = DataContext.Current.BeginTransaction())
{
row = GetWebDavStoragePropertyRow(ticket.AbsolutePath.StorageType, ticket.AbsolutePath.UniqueId);
if (row == null)
{
row = new WebDavStorageElementPropertiesRow();
row.ObjectTypeId = (int)ticket.AbsolutePath.StorageType;
row.ObjectId = ticket.AbsolutePath.UniqueId;
row.Key = "propertyCollection";
}
string value = Mediachase.Ibn.Data.McXmlSerializer.GetString<PropertyInfoCollection>(collection);
row.Value = value;
row.Update();
tran.Commit();
}
}
catch (Exception)
{
throw new HttpException(500, "Internal Server Error");
}
break;
}
}
//remove property file if empty
if (haveStoredProp == false)
{
try
{
DeleteWebDavStorageElementPropertiesRow(row);
}
catch (Exception)
{
throw new HttpException(500, "Unable to delete property");
}
}
}
/// <summary>
/// Unlocks the webdav resource.
/// </summary>
/// <param name="resource">The resource.</param>
public static void UnlockResource(int webDavElementPropertyId)
{
WebDavAbstractFactory factory = new WebDavAbstractFactory();
WebDavStorageElementPropertiesRow propertyRow = null;
try
{
propertyRow = new WebDavStorageElementPropertiesRow(webDavElementPropertyId);
}
catch
{
return;
}
ResourceInfo resInfo = GetResourceInfoFromPropertyRow(propertyRow);
if (resInfo != null)
{
WebDavTicket ticket = WebDavTicket.Parse(resInfo.AbsolutePath);
WebDavElementStorageProvider storageProvider =
factory.Create<WebDavElementStorageProvider>(ticket.AbsolutePath.StorageType);
foreach (ActiveLockElement activeLockEl in storageProvider.GetActiveLocks(resInfo))
{
OpaqueLockToken lockToken = OpaqueLockToken.Parse(activeLockEl.LockToken.InnerText);
storageProvider.Unlock(resInfo, lockToken);
}
}
}
private void DeleteWebDavStorageElementPropertiesRow(WebDavStorageElementPropertiesRow row)
{
if (row != null)
{
using (TransactionScope tran = DataContext.Current.BeginTransaction())
{
row.Delete();
tran.Commit();
}
}
}
