public XmlElement ToXml(XmlDocument xd)
{
XmlElement dt = xd.CreateElement("DataType");
dt.Attributes.Append(xmlHelper.addAttribute(xd, "Name", Text));
dt.Attributes.Append(xmlHelper.addAttribute(xd, "Id", this.DataType.Id.ToString()));
dt.Attributes.Append(xmlHelper.addAttribute(xd, "Definition", this.UniqueId.ToString()));
dt.Attributes.Append(xmlHelper.addAttribute(xd, "DatabaseType", this.DbType));
// templates
XmlElement prevalues = xd.CreateElement("PreValues");
foreach (DictionaryEntry item in PreValues.GetPreValues(this.Id))
{
XmlElement prevalue = xd.CreateElement("PreValue");
prevalue.Attributes.Append(xmlHelper.addAttribute(xd, "Id", ((PreValue)item.Value).Id.ToString()));
prevalue.Attributes.Append(xmlHelper.addAttribute(xd, "Value", ((PreValue)item.Value).Value));
prevalues.AppendChild(prevalue);
}
dt.AppendChild(prevalues);
return(dt);
}
public override void delete()
{
DeleteEventArgs e = new DeleteEventArgs();
FireBeforeDelete(e);
if (!e.Cancel)
{
//first clear the prevalues
PreValues.DeleteByDataTypeDefinition(this.Id);
//next clear out the property types
var propTypes = PropertyType.GetByDataTypeDefinition(this.Id);
foreach (var p in propTypes)
{
p.delete();
}
//delete the cmsDataType role, then the umbracoNode
SqlHelper.ExecuteNonQuery("delete from cmsDataType where nodeId=@nodeId",
SqlHelper.CreateParameter("@nodeId", this.Id));
base.delete();
cache.Cache.ClearCacheItem(string.Format("UmbracoDataTypeDefinition{0}", Id));
FireAfterDelete(e);
}
}
private void ensurePrevalue()
{
if (!_isEnsured)
{
int defId;
if (_datatype != null)
{
defId = _datatype.DataTypeDefinitionId;
}
else if (_datatypeOld != null)
{
defId = _datatypeOld.DataTypeDefinitionId;
}
else
{
throw new ArgumentException("Datatype is not initialized");
}
bool hasPrevalue = PreValues.CountOfPreValues(defId) > 0;
if (!hasPrevalue)
{
PreValue.MakeNew(defId, _textbox.Text);
}
_isEnsured = true;
}
}
