/// <summary>
/// Processes the specified model state.
/// </summary>
/// <param name="modelState">State of the model.</param>
/// <param name="result">The result.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
public static bool Process(this ModelStateDictionary modelState, IValidationContainer result)
{
foreach (var r in result.ValidationErrors)
foreach (var e in r.Value)
modelState.AddModelError(r.Key, e);
return modelState.IsValid;
}
public void RootSharesWithContainer()
{
//there's not really anything i can do with a container..
//i need the scope
ValidationContainer toTest = ValidationContainer.CreateValidationContainer();
IValidationContainer scoped = toTest.Scope("abc");
scoped.AddValidation(new Validation("test", ValidationSeverity.Confirm, "hello"));
Assert.Contains(toTest.Validations, t => t.Key.Equals("abc.test"));
}
public ValidationFieldHandler(IUIElement uiElement, string validationFiled, IValidationContainer validationContainer)
{
this.uiElement = uiElement;
this.validationFiled = validationFiled;
this.validationContainer = validationContainer;
validationContainer.ValidationSourceChanged += OnValidationSourceChanged;
validationContainer.ValidationEnabledChanged += OnValidationEnabledChanged;
SetValidationSourceHandler();
Debug.WriteLine(string.Format("Validation Handler constructed. validaton source: {0}, field {1} ", validationSource, uiElement));
}
/// <summary>
/// The server form is a defacto validation container
/// </summary>
/// <param name="ctl"></param>
/// <returns></returns>
private static bool IsValidationContainer(Control ctl)
{
if (ctl is HtmlForm)
{
return(true);
}
IValidationContainer val = ctl as IValidationContainer;
return(val != null && val.IsValidationContainer);
}
/// <summary>
/// Processes the specified model state.
/// </summary>
/// <param name="modelState">State of the model.</param>
/// <param name="result">The result.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
public static bool Process(this ModelStateDictionary modelState, IValidationContainer result)
{
foreach (var r in result.ValidationErrors)
{
foreach (var e in r.Value)
{
modelState.AddModelError(r.Key, e);
}
}
return(modelState.IsValid);
}
internal static void RegisterValidationContainer(IValidationContainer container)
{
HashSet <IValidationContainer> set = (HashSet <IValidationContainer>)HttpContext.Current.Items["KEY_CONTAINER"];
if (set == null)
{
set = new HashSet <IValidationContainer>();
HttpContext.Current.Items["KEY_CONTAINER"] = set;
}
set.Add(container);
}
/// <summary>
/// Gets the MessageSource to be used for resolve error messages
/// </summary>
/// <remarks>
/// By default, returns <see cref="FindValidationContainer"/>'s MessageSource.
/// </remarks>
/// <returns>the <see cref="IMessageSource"/> to resolve message texts. May be <c>null</c></returns>
protected virtual IMessageSource ResolveMessageSource()
{
IMessageSource messageSource = this.MessageSource;
if (messageSource == null)
{
IValidationContainer validationContainer = FindValidationContainer();
messageSource = (validationContainer == null)
? null
: validationContainer.MessageSource;
}
return(messageSource);
}
/// <summary>
/// Gets the list of validation errors to render
/// </summary>
/// <returns>the <see cref="IValidationErrors"/> to render. May be <c>null</c></returns>
protected virtual IValidationErrors ResolveValidationErrors()
{
IValidationErrors validationErrors = this.ValidationErrors;
if (validationErrors == null)
{
IValidationContainer container = this.FindValidationContainer();
if (container != null)
{
validationErrors = container.ValidationErrors;
}
}
return(validationErrors);
}
private Control GetValidationContainer()
{
IValidationContainer container = this.Ancestors(false).OfType <IValidationContainer>().FirstOrDefault(p => p.IsValidationContainer);
Control ctlContainer;
if (container == null)
{
ctlContainer = this.Page.Form;
}
else
{
ctlContainer = (Control)container;
}
return(ctlContainer);
}
/// <summary>
/// Gets the <see cref="IValidationContainer"/>, who's <see cref="IValidationContainer.ValidationErrors"/>
/// shall be rendered by this control.
/// </summary>
/// <remarks>
/// First, it tries to resolve the specified <see cref="ValidationContainerName"/>, if any. If no explicit name
/// is set, will probe the control hierarchy for controls implementing <see cref="IValidationContainer"/>.
/// </remarks>
protected virtual IValidationContainer FindValidationContainer()
{
// is an explicit container specified?
if (ValidationContainerName != null && ValidationContainerName.Length > 0)
{
Control start = this.NamingContainer;
string containerName = this.ValidationContainerName;
// shall we do a global search?
if (containerName.StartsWith("::"))
{
containerName = containerName.Substring(2);
start = this.Page;
}
IValidationContainer container = start as IValidationContainer;
if (containerName.Length > 0)
{
container = start.FindControl(containerName) as IValidationContainer;
}
if (container == null)
{
throw new ArgumentException(
string.Format(
"Validation Container Control specified by {0} does not exist or does not implement IValidationContainer",
this.ValidationContainerName));
}
return(container);
}
for (Control parent = this.Parent; parent != null; parent = parent.Parent)
{
IValidationContainer container = parent as IValidationContainer;
if (container != null &&
container.ValidationErrors != null)
{
return(container);
}
}
return(null);
}
