/// <summary>
/// Attempts to find the document (view) using all currently registered view engines.
/// </summary>
/// <param name="documentName">Name of the view to be found</param>
/// <param name="result">The view result object.</param>
/// <param name="locationsSearchedUnsuccessfully">A list of locations the engines searched unsuccessfully (can be used by callers to display error messages and the like)</param>
/// <returns>Success indicator (false if no view was found)</returns>
private bool FindDocument(string documentName, DocumentResult result, List<string> locationsSearchedUnsuccessfully = null)
{
var foundDocument = false;
var controllerName = GetType().Name.ToLower();
if (controllerName.ToLower().EndsWith("controller"))
controllerName = controllerName.Substring(0, controllerName.Length - 10);
foreach (var engine in RegisteredViewEngines)
{
var documentEngine = engine as IDocumentEngine;
if (documentEngine == null) continue;
var documentResult = documentEngine.GetDocument(documentName, controllerName);
if (documentResult.FoundDocument)
{
result.Document = documentResult.Document;
result.ViewSource = documentResult.DocumentSource;
result.Document.DataContext = result.Model;
foundDocument = true;
break;
}
if (locationsSearchedUnsuccessfully != null) locationsSearchedUnsuccessfully.AddRange(documentResult.LocationsSearched);
}
return foundDocument;
}
/// <summary>Returns a named document (view) associated with the current action and assigns the model</summary>
/// <param name="documentName">Name of the document.</param>
/// <param name="model">The model.</param>
/// <returns>Document Result.</returns>
protected virtual DocumentResult Document(string documentName, object model = null)
{
var result = new DocumentResult {Model = model};
var locationsSearchedUnsuccessfully = new List<string>();
if (!FindDocument(documentName, result, locationsSearchedUnsuccessfully))
{
var sb = new StringBuilder();
foreach (var location in locationsSearchedUnsuccessfully) sb.AppendLine(location);
throw new DocumentNotFoundException(sb.ToString());
}
return result;
}
