private void LoadSettingsFromXDocumentOrElseDefaults(XContainer config)
{
try {
var rootDescendents = config.Descendants(_rootElementName);
var xElements = rootDescendents as XElement[] ?? rootDescendents.ToArray();
RootOperator = ConfigElement
.Create<RootOperatorElement>()
.TryLoadElement(xElements
.Descendants("rootOperator")
.SingleOrDefault()
)
.CastTo<RootOperatorElement>();
Templates = ConfigElement
.Create<TemplatesElement>()
.TryLoadElement(xElements
.Descendants("templates")
.SingleOrDefault()
)
.CastTo<TemplatesElement>();
Namespaces = xElements.HasClearChildElement("namespaces") ? new List<string>() : CreateDefaultNamespaces();
References = xElements.HasClearChildElement("references") ? new List<string>() : CreateDefaultReferences();
ContentProviders = xElements.HasClearChildElement("contentProviders") ? new List<Func<IContentProvider>>() : CreateDefaultContentProviders();
Namespaces = xElements
.Descendants("namespaces")
.SingleOrDefault(new XElement("namespaces"))
.Descendants("add")
.Select(xe => xe.GetAttributeValue("namespace"))
.Union(Namespaces)
.ToList()
.AsReadOnly();
References = xElements
.Descendants("references")
.SingleOrDefault(new XElement("references"))
.Descendants("add")
.Select(xe => xe.GetAttributeValue("reference"))
.Union(References, StringComparer.InvariantCultureIgnoreCase)
.ToList()
.AsReadOnly();
var contentProviderElements =
xElements
.Descendants("contentProviders")
.SingleOrDefault(new XElement("contentProviders"))
.Descendants("add");
ContentProviders = ContentProviders.ToList();
foreach (var e in contentProviderElements) {
var el = e;
ContentProviders.Add(
() => Activator.CreateInstance(Type.GetType(el.GetAttributeValue("type"), true), true)
.CastTo<IContentProvider>()
.InitFromConfig(el)
);
}
ContentProviders = ContentProviders.CastTo<List<Func<IContentProvider>>>().AsReadOnly();
}
catch(TypeLoadException ex){
throw new TemplateConfigurationException("Unable to load type named '{0}' at your xipton.razor configuration. Please correct the corresponding configuration setting.".FormatWith(ex.TypeName),ex);
}
catch(Exception ex){
throw new TemplateConfigurationException("Unable to load the xipton.razor configuration. {0}. Please correct your xipton.razor configuration. Take a look at the inner exception(s) for details.".FormatWith(ex.Message),ex);
}
}
private void LoadDefaults()
{
RootOperator = ConfigElement.Create<RootOperatorElement>();
Templates = ConfigElement.Create<TemplatesElement>();
Namespaces = CreateDefaultNamespaces();
References = CreateDefaultReferences();
ContentProviders = CreateDefaultContentProviders();
}