protected override ValidationResult IsValid(object value, ValidationContext context)
{
Object instance = context.ObjectInstance;
Type type = instance.GetType();
Object proprtyvalue = type.GetProperty(PropertyName).GetValue(instance, null);
if (proprtyvalue.ToString() == DesiredValue.ToString() && (value == null || value.ToString().Length < MinLength))
{
if (ErrorMessageResourceType != null && !string.IsNullOrEmpty(ErrorMessageResourceName))
{
var field = ErrorMessageResourceType.GetProperty(ErrorMessageResourceName);
if (field != null)
{
var val = field.GetValue(ErrorMessageResourceType, null) as string;
return(new ValidationResult(val));
}
}
else
{
if (!string.IsNullOrEmpty(ErrorMessage))
{
return(new ValidationResult(ErrorMessage));
}
}
}
return(ValidationResult.Success);
}
protected override string GetMessage(object objectToValidate, string key)
{
// стойността на за съобщението за грешка се извлича от ресурсите
PropertyInfo nameProperty = ErrorMessageResourceType.GetProperty(ErrorMessageResourceName, BindingFlags.Static | BindingFlags.Public);
string msg = (string)nameProperty.GetValue(nameProperty.DeclaringType, null);
return(String.Format(CultureInfo.CurrentUICulture, msg, key, this.DateFormat));
}
public override string FormatErrorMessage(string name)
{
// стойността на за съобщението за грешка се извлича от ресурсите
PropertyInfo nameProperty = ErrorMessageResourceType.GetProperty(ErrorMessageResourceName, BindingFlags.Static | BindingFlags.Public);
string msg = (string)nameProperty.GetValue(nameProperty.DeclaringType, null);
return(String.Format(CultureInfo.CurrentUICulture, msg, name));
}
private string GetErrorMessageResource()
{
var errorMessageRes = ErrorMessageResourceType != null && ErrorMessageResourceName != null
? ErrorMessageResourceType.GetProperty(ErrorMessageResourceName)
: null;
return(errorMessageRes != null
? errorMessageRes.GetValue(errorMessageRes.DeclaringType, null).ToString()
: ErrorMessage);
}
public string GetErrorMessage()
{
if (string.IsNullOrEmpty(ErrorMessage))
{
PropertyInfo prop = ErrorMessageResourceType.GetProperty(ErrorMessageResourceName);
return(prop.GetValue(null, null).ToString());
}
return(ErrorMessage);
}
protected override string GetMessage(object objectToValidate, string key)
{
//Извличане на името на полето от типа му или от ресурсен файл, ако е от прост тип
if (FieldNameResourceType != null && !string.IsNullOrEmpty(FieldNameResourceName))
{
_fieldName = FieldNameResourceType.GetProperty(FieldNameResourceName).GetValue(FieldNameResourceType, null).ToString();
}
PropertyInfo nameProperty = ErrorMessageResourceType.GetProperty(ErrorMessageResourceName, BindingFlags.Static | BindingFlags.Public);
string msg = (string)nameProperty.GetValue(nameProperty.DeclaringType, null);
return(String.Format(CultureInfo.CurrentUICulture, msg, _fieldName));
}
protected override string GetMessage(object objectToValidate, string key)
{
if (FieldNameResourceType != null && !string.IsNullOrEmpty(FieldNameResourceName))
{
_fieldName = FieldNameResourceType.GetProperty(FieldNameResourceName).GetValue(FieldNameResourceType, null).ToString();
}
// стойността на за съобщението за грешка се извлича от ресурсите
PropertyInfo nameProperty = ErrorMessageResourceType.GetProperty(ErrorMessageResourceName, BindingFlags.Static | BindingFlags.Public);
string msg = (string)nameProperty.GetValue(nameProperty.DeclaringType, null);
return(String.Format(CultureInfo.CurrentUICulture, msg, !string.IsNullOrEmpty(_fieldName) ? _fieldName : key, this.UpperBound));
}
protected override string GetMessage(object objectToValidate, string key)
{
//Извличане на името на полето от типа му или от ресурсен файл, ако е от прост тип
if (FieldType != null)
{
this._fieldName = FieldType.GetDisplayString();
}
else if (FieldNameResourceType != null && !string.IsNullOrEmpty(FieldNameResourceName))
{
_fieldName = FieldNameResourceType.GetProperty(FieldNameResourceName).GetValue(FieldNameResourceType, null).ToString();
}
// стойността на за съобщението за грешка се извлича от ресурсите
PropertyInfo nameProperty = ErrorMessageResourceType.GetProperty(ErrorMessageResourceName, BindingFlags.Static | BindingFlags.Public);
string msg = (string)nameProperty.GetValue(nameProperty.DeclaringType, null);
return(String.Format(CultureInfo.CurrentUICulture, msg, !string.IsNullOrEmpty(_fieldName) ? _fieldName : key, _sectionName));
}
/// <summary>
/// Genera el mensaje de error cuando la propiedad no es válida.
/// Primero intenta obtener el texto de un recurso mediante ErrorMessageResourceType y ErrorMessageResourceName.
/// Si no se han especificado valores para esas propiedades, se intenta obtener el texto de ErrorMessage.
/// Si tampoco tiene valor, se utiliza un texto por defecto (internacionalizado).
/// </summary>
public override string FormatErrorMessage(string propertyDisplayName)
{
string plantillaMensajeError;
if (ErrorMessageResourceType != null && !string.IsNullOrWhiteSpace(ErrorMessageResourceName))
{
PropertyInfo prop = ErrorMessageResourceType.GetProperty(ErrorMessageResourceName, BindingFlags.Public | BindingFlags.Static);
plantillaMensajeError = (string)prop.GetValue(obj: null, index: null);
}
else if (ErrorMessage != null)
{
plantillaMensajeError = ErrorMessage;
}
else
{
plantillaMensajeError = TextoErrorPorDefecto;
}
return(string.Format(plantillaMensajeError, propertyDisplayName));
}
protected string GetErrorString()
{
if (ErrorMessageResourceType == null)
{
return(ErrorMessage);
}
var prop = ErrorMessageResourceType.GetRuntimeProperty(ErrorMessage);
if (prop == null)
{
throw new InvalidOperationException(
string.Format("The type {0} does not contain a property named {1}", ErrorMessageResourceType.FullName, ErrorMessage));
}
var value = prop.GetValue(null);
if (value == null)
{
return(null);
}
return(value.ToString());
}
/// <summary>Gets the message based on the resource.</summary>
/// <remarks>
/// This is more or less one-to-on copied from <see cref="ValidationAttribute"/>.
/// </remarks>
protected Func <string> GetResourceErrorMessage()
{
if (ErrorMessageResourceType == null || string.IsNullOrEmpty(ErrorMessageResourceName))
{
return(null);
}
var property = ErrorMessageResourceType.GetProperty(ErrorMessageResourceName, BindingFlags.Public | BindingFlags.Static | BindingFlags.NonPublic);
if (property != null)
{
var propertyGetter = property.GetGetMethod(true /*nonPublic*/);
// We only support internal and public properties
if (propertyGetter == null || (!propertyGetter.IsAssembly && !propertyGetter.IsPublic))
{
// Set the property to null so the exception is thrown as if the property wasn't found
property = null;
}
if (property != null)
{
if (property.PropertyType != typeof(string))
{
throw new InvalidOperationException(
string.Format(
CultureInfo.CurrentCulture,
QowaivComponentModelMessages.ValidationRule_ResourcePropertyNotStringType,
ErrorMessageResourceType.FullName,
property.Name));
}
return(() => (string)property.GetValue(null, null));
}
}
throw new InvalidOperationException(
string.Format(
CultureInfo.CurrentCulture,
QowaivComponentModelMessages.ValidationRule_ResourceTypeDoesNotHaveProperty,
ErrorMessageResourceType.FullName,
ErrorMessageResourceName));
}
