private static FilterMangler LoadMangler(SqlSearchSettings settings, XmlElement element)
{
if (settings == null)
{
throw new ArgumentNullException("settings");
}
if (element == null)
{
throw new ArgumentNullException("element");
}
// get the type...
string manglerId = XmlHelper.GetAttributeString(element, "manglerId", OnNotFound.ThrowException);
if (manglerId == null)
{
throw new InvalidOperationException("'manglerId' is null.");
}
if (manglerId.Length == 0)
{
throw new InvalidOperationException("'manglerId' is zero-length.");
}
// get the type...
Type type = XmlHelper.GetAttributeType(element, "type", OnNotFound.ThrowException);
if (type == null)
{
throw new InvalidOperationException("type is null.");
}
// create...
ISqlFilterMangler filter = (ISqlFilterMangler)CreateInstance(type);
if (filter == null)
{
throw new InvalidOperationException("filter is null.");
}
// get the settings element...
XmlElement settingsElement = (XmlElement)element.SelectSingleNode("Settings");
if (settingsElement == null)
{
throw new InvalidOperationException("settingsElement is null.");
}
// load...
SimpleXmlPropertyBag bag = SimpleXmlPropertyBag.Load(settingsElement, typeof(SimpleXmlPropertyBag));
if (bag == null)
{
throw new InvalidOperationException("bag is null.");
}
// Lets deserialize the bag into the control
filter.DeserializeSqlSearchSettings(bag);
FilterMangler mangler = new FilterMangler(manglerId, bag, filter);
// patch...
//mangler.DeserializeSqlSearchSettings(bag);
// return...
return(mangler);
}
public static SqlSearchSettings FromXml(XmlDocument doc)
{
if (doc == null)
{
throw new ArgumentNullException("doc");
}
// root...
XmlElement rootElement = (XmlElement)doc.SelectSingleNode(RootElementName);
if (rootElement == null)
{
throw new InvalidOperationException("The root element was not found.");
}
// create...
Type type = XmlHelper.GetAttributeType(rootElement, "type", OnNotFound.ThrowException);
if (type == null)
{
throw new InvalidOperationException("type is null.");
}
// create one...
SqlSearchSettings newSettings = (SqlSearchSettings)CreateInstance(type);
if (newSettings == null)
{
throw new InvalidOperationException("newSettings is null.");
}
// load the entity type...
type = XmlHelper.GetElementType(rootElement, "EntityType", OnNotFound.ThrowException, true);
if (type == null)
{
throw new InvalidOperationException("type is null.");
}
newSettings._entityType = EntityType.GetEntityType(type, OnNotFound.ThrowException);
// load the manglers...
foreach (XmlElement manglerElement in rootElement.SelectNodes("Manglers/Mangler"))
{
FilterMangler mangler = LoadMangler(newSettings, manglerElement);
if (mangler == null)
{
throw new InvalidOperationException("mangler is null.");
}
// add...
newSettings.Manglers.Add(mangler);
}
// load the settings...
XmlElement settingsElement = (XmlElement)rootElement.SelectSingleNode("Settings");
if (settingsElement == null)
{
throw new InvalidOperationException("settingsElement is null.");
}
newSettings.LoadSettings(settingsElement);
// deser...
newSettings.OnAfterXmlDeserialization();
// return...
return(newSettings);
}