static void AddModelErrors(ModelStateDictionary modelState, ErrCollection errors)
{
string message = errors.ToString();
if (String.IsNullOrEmpty(message))
{
message = null;
}
if (message != null)
{
modelState.AddModelError("", message);
}
foreach (var item in errors)
{
IList <string> memberNames = item.MemberNames.ToList();
string itemMessage = item.ErrorMessage;
if (memberNames.Count > 0)
{
for (int i = 0; i < memberNames.Count; i++)
{
modelState.AddModelError(memberNames[i] ?? "", itemMessage);
}
}
else
{
if (message != null &&
itemMessage == message)
{
continue;
}
modelState.AddModelError("", itemMessage);
}
}
}
/// <summary>
/// Adds the errors from the <paramref name="result"/> parameter to <paramref name="modelState"/>.
/// </summary>
/// <param name="modelState">The <see cref="ModelStateDictionary"/> instance.</param>
/// <param name="result">The <see cref="Result"/> that contains error information.</param>
public static void AddModelErrors(this ModelStateDictionary modelState, Result result)
{
if (modelState == null)
{
throw new ArgumentNullException("modelState");
}
if (result == null)
{
throw new ArgumentNullException("result");
}
object value = result.Value;
if (value != null)
{
ErrCollection errors = value as ErrCollection;
if (errors == null)
{
ErrorBuilder builder = value as ErrorBuilder;
if (builder != null)
{
errors = (ErrCollection)builder.GetErrors();
}
}
if (errors != null)
{
AddModelErrors(modelState, errors);
}
else
{
modelState.AddModelError("", value.ToString());
}
}
}
