public static List <Attribute> ForeignTypeAttribute(PropertyMetaData propertyMetaData)
{
var result = new List <Attribute>();
var foreignProperty = LinqToSqlUtils.GetForeignProperty(propertyMetaData.Info.DeclaringType,
propertyMetaData.Name);
if (foreignProperty != null)
{
propertyMetaData.SetAttribute(new ForeignTypeAttribute(foreignProperty));
propertyMetaData.SetAttribute(new UIHintAttribute(Controls.Select));
}
return(result);
}
public static bool Validate(ModelStateDictionary modelState, object obj)
{
var type = obj.GetType();
foreach (var propertyInfo in type.GetProperties())
{
var metaData = MvcApplication.MetaDataProvider.Get(type);
var value = propertyInfo.GetValue(obj);
var canBeNull = LinqToSqlUtils.CanBeNull(propertyInfo);
var isDefault = false;
var isForeign = LinqToSqlUtils.GetForeignProperty(type, propertyInfo.Name) != null;
if (value != null)
{
isDefault = Equals(value.GetType().Default(), value);
}
if (!canBeNull &&
(value == null || Equals(value, string.Empty) || (isForeign && isDefault)))
{
var displayName = metaData.GetProperties().First(x => x.Info == propertyInfo).DisplayName();
modelState.AddModelError(propertyInfo.Name,
ValidationMessages.notempty_error.Replace(
ValidationMessages.PropertyName,
displayName));
}
/* if(propertyInfo.Info.PropertyType == typeof(string))
* {
* var strValue = (string)value;
* if (strValue != null)
* {
* var maxLength = LinqToSqlUtil.GetMaxLength(
* propertyInfo.Info);
* if (maxLength > 0 && strValue.Length > maxLength)
* modelState.AddModelError(propertyInfo.Info.Name, "Поле <" +
* propertyInfo.DisplayName + "> не должно быть длиннее " +
* maxLength);
* }
*
* }*/
}
return(modelState.IsValid);
}
