/// <summary>
/// Gets the value from the node using the provided columnName and deserialises it to a new TreeNode instance containing component data.
/// </summary>
/// <param name="node">The node that contains the component data.</param>
/// <param name="pageType">The full class name of the component Page Type.</param>
/// <param name="columnName">The name of the column that stores component data as XML.</param>
/// <returns>A new TreeNode instance containing the deserialised component data.</returns>
public static TreeNode GetPageTypeComponent(this TreeNode node, string pageType, string columnName)
{
string componentXml = node.GetValue(columnName, string.Empty);
var deserializer = new PageTypeComponentDeserializer();
var component = deserializer.Deserialize(pageType, componentXml);
if (component == null)
{
return(null);
}
SetParentNode(component, node);
return(component);
}
/// <summary>
/// Gets the value from the node using the provided function delegate and deserialises it to a new TreeNode instance of type TComponent containing component data.
/// </summary>
/// <typeparam name="TPage">A type representing the Page Type of the page that uses the component.</typeparam>
/// <typeparam name="TComponent">A type representing the Page Type of the component.</typeparam>
/// <param name="page">The TreeNode of type TPage that contains the component data.</param>
/// <param name="componentField">A function delegate that returns component XML from the page.</param>
/// <returns>A new TreeNode instance of Type TComponent containing the deserialised component data.</returns>
public static TComponent GetPageTypeComponent <TPage, TComponent>(this TPage page, Func <TPage, string> componentField)
where TPage : TreeNode, new()
where TComponent : TreeNode, new()
{
string componentXml = componentField.Invoke(page);
var deserializer = new PageTypeComponentDeserializer();
var component = deserializer.Deserialize <TComponent>(componentXml);
if (component == null)
{
return(null);
}
SetParentNode(component, page);
return(component);
}