public ValidationModel(PropertyModel propertyModel, IPropertyAttribute attribute, MethodInfo methodForValidation)
{
string message = attribute.GetValidationMessage();
SetMessage(message);
SetFunction(propertyModel, attribute, methodForValidation);
}
public PropertyController(IProperty propertyService
, ISystemJob systemJobService
, IPropertyAttribute propertyAttributeService)
{
this.propertyService = propertyService;
this.systemJobService = systemJobService;
this.propertyAttributeService = propertyAttributeService;
}
public PropertyAttributesViewComponent(IPropertyAttribute PropertyAttributeService
, IEPCRating EPCRatingService
, ITenureType TenureTypeService
, IPropertyType PropertyTypeService)
{
this.PropertyAttributeService = PropertyAttributeService;
this.EPCRatingService = EPCRatingService;
this.TenureTypeService = TenureTypeService;
this.PropertyTypeService = PropertyTypeService;
}
public PropertyAttributeController(IPropertyAttribute PropertyAttributeService
, IEPCRating EPCRatingService
, ITenureType TenureTypeService
, IPropertyType PropertyTypeService
)
{
this.PropertyAttributeService = PropertyAttributeService;
this.EPCRatingService = EPCRatingService;
this.TenureTypeService = TenureTypeService;
this.PropertyTypeService = PropertyTypeService;
}
private IValidationModel MakeValidationModel(PropertyModel propertyModel, IPropertyAttribute attribute)
{
Type type = typeof(ValidationModel <>).MakeGenericType(propertyModel.ReferencedModelType);
MethodInfo methodForValidation = FindSpecificMethod(propertyModel.PropertyType, attribute.GetType());
object[] param = new[] { (object)propertyModel, (object)attribute, (object)methodForValidation };
object instance = Activator.CreateInstance(type, param);
return((IValidationModel)instance);
}
private void BindValidation(PropertyModel propertyModel)
{
Type typeOfModelToValidate = propertyModel.ReferencedModelType;
foreach (object attribute in propertyModel.Attributes)
{
IPropertyAttribute baseAttribute = attribute as BasePropertyAttribute;
if (baseAttribute != null)
{
IValidationModel validationModel = MakeValidationModel(propertyModel, baseAttribute);
validationCollection[typeOfModelToValidate].Add(validationModel);
}
}
}
public void SetFunction(PropertyModel propertyModel, IPropertyAttribute attribute, MethodInfo validationMethod)
{
Func <T, bool> predicate = null;
MethodCallExpression validator = null;
Type typeOfViewModel = propertyModel.ReferencedModelType;
Type typeOfAttribute = attribute.GetType();
ParameterExpression pe = Expression.Parameter(typeOfViewModel, "instance");
Expression exp = Expression.Call(pe, propertyModel.Property.GetGetMethod());
validator = GenerateMethodCallExpression(attribute, validationMethod, exp);
predicate = Expression.Lambda <Func <T, bool> >(validator, pe).Compile();
function = predicate;
}
public IModelProperty GetModelProperty(PropertyInfo propertyInfo, IPropertyAttribute attribute)
{
if (propertyInfo == null)
{
throw new ArgumentNullException("propertyInfo");
}
//if (attribute == null) throw new ArgumentNullException("attribute");
var modelType = propertyInfo.PropertyType;
Type elementType;
bool isArray = false;
bool isCollection = false;
bool isEnumerable = false;
Action <object, object> addToCollection = null;
Func <IEnumerable, Array> toArray = null;
if (isArray = helper.IsArray(modelType, out elementType)) //Array is ICollection<> and IEnumerable
{
modelType = elementType;
toArray = helper.BuildToArray(elementType);
}
else if (isCollection = helper.IsGenericCollection(modelType, out elementType)) //ICollection<> is IEnumerable
{
addToCollection = helper.BuildAddMethod(modelType);
modelType = elementType;
}
else
{
isEnumerable = helper.IsEnumerable(propertyInfo.PropertyType); //Fallback to plain IEnumerable
}
return(new ModelProperty
{
Name = propertyInfo.Name,
PropertyAttribute = attribute,
Set = helper.BuildSetter(propertyInfo),
Get = helper.BuildGetter(propertyInfo),
PropertyType = propertyInfo.PropertyType,
IsEnumerable = isEnumerable,
IsCollection = isCollection,
IsArray = isArray,
ModelType = modelType,
AddToCollection = addToCollection,
ToArray = toArray
});
}
public MethodInfo FindSpecificMethod(string type, Type attributeType)
{
MethodInfo specificMethod = null;
type = type.ToLower();
if (methodsForValidation[type].Count > 0)
{
foreach (MethodInfo method in methodsForValidation[type])
{
IPropertyAttribute attribute = (IPropertyAttribute)method.GetCustomAttribute(attributeType);
if (attribute != null)
{
specificMethod = method;
break;
}
}
}
return(specificMethod);
}
private MethodCallExpression GenerateMethodCallExpression(IPropertyAttribute attribute, MethodInfo validationMethod, Expression expressionForValidation)
{
AttributeType type = attribute.GetAttributeType();
MethodCallExpression exp = null;
switch (type)
{
case AttributeType.Required:
exp = ValidationExpressionGenerator.GenerateRequiredExpression(validationMethod, expressionForValidation);
break;
case AttributeType.RangeLength:
exp = ValidationExpressionGenerator.GenerateLengthRangeExpression((LengthPropertyAttribute)attribute, validationMethod, expressionForValidation);
break;
default:
throw new InvalidEnumArgumentException("There is no expression for specified enum queryType!");
}
return(exp);
}
public IModelProperty GetModelProperty <TSource, TProperty>(Expression <Func <TSource, TProperty> > propertyLambda, IPropertyAttribute attribute)
{
return(GetModelProperty(helper.GetPropertyInfo <TSource, TProperty>(propertyLambda), attribute));
}
public PropertyMapping(PropertyInfo property, IPropertyAttribute propertyAttribute, Action <IPropertyAttribute, IBindingContainer> getMapping)
{
Property = property;
PropertyAttribute = propertyAttribute;
GetMapping = getMapping;
}
public PropertyTypeMismatchException(IModelProperty fieldProperty, IPropertyAttribute fieldAttribute, object fieldValue) :
base(String.Format("Type mismatch for property '{0}'. Expected type for '{1}' is {2}. Model Property is of type {3}. Field value is of type {4}."
, fieldProperty.Name, fieldAttribute.GetType().Name, fieldAttribute.ExpectedReturnType.FullName, fieldProperty.PropertyType.FullName,
fieldValue == null ? "" : fieldValue.GetType().FullName))
{
}
public PropertyTypeMismatchException(IModelProperty fieldProperty, IPropertyAttribute fieldAttribute, object fieldValue)
: base(String.Format("Type mismatch for property '{0}'. Expected type for '{1}' is {2}. Model Property is of type {3}. Field value is of type {4}."
, fieldProperty.Name, fieldAttribute.GetType().Name, fieldAttribute.ExpectedReturnType.FullName, fieldProperty.PropertyType.FullName,
fieldValue.GetType().FullName))
{
}
