private void ValidateModel(ModelValidDictionary modelValidDictionary, object model, Type modelType, string modelName)
{
var modelValid = GetModelValid(model, modelType, modelName);
if (modelValid != null && modelValid.ValidResults != null && modelValid.ValidResults.Any())
{
modelValidDictionary.Add(modelName, modelValid);
}
if (model == null)
{
return;
}
if (modelType == typeof(string) ||
TypeHelper.IsPrimitiveType(modelType) ||
TypeHelper.IsNullableValueType(modelType))
{
return;
}
var properties = modelType.GetProperties(
BindingFlags.GetProperty |
BindingFlags.SetProperty |
BindingFlags.Instance |
BindingFlags.Public
);
if (properties != null || properties.Any())
{
foreach (var property in properties)
{
ValidProperty(property, model, modelValidDictionary, modelName);
}
}
if (modelType != typeof(string) &&
typeof(IEnumerable <>).IsAssignableFrom(modelType))
{
Expression callExpr = Expression.Call(
Expression.Constant(this),
typeof(DefaultModelValidator)
.GetMethod("ValidEnumerable",
BindingFlags.Static |
BindingFlags.NonPublic)
.MakeGenericMethod(modelType
.GetInterface(typeof(IEnumerable <>).FullName)
.GetGenericArguments()[0]),
Expression.Constant(model, typeof(object)),
Expression.Constant(modelValidDictionary, typeof(ModelValidDictionary)),
Expression.Constant(modelName, typeof(string))
);
Expression.Lambda <Action>(callExpr).Compile()();
}
}
private void ValidEnumerable <T>(object model, ModelValidDictionary modelValidDictionary, string modelName)
{
var enumerables = model as IEnumerable <T>;
if (enumerables == null)
{
return;
}
int index = 0;
var modelType = typeof(T);
foreach (var x in enumerables)
{
ValidateModel(modelValidDictionary, x, modelType, $"{modelName}.[{index}]");
index++;
}
}
private void ValidProperty(PropertyInfo property, object model, ModelValidDictionary modelValidDictionary, string modelName)
{
var propertyName = modelName + "." + property.Name;
var validitions = property.GetCustomAttributes <ValidationAttribute>();
var modelValid = new ModelValid();
ValidValidAttribute(new ValidationContext(model), property.GetValue(model), validitions, modelValid, propertyName);
if (modelValid != null &&
modelValid.ValidResults != null &&
modelValid.ValidResults.Any())
{
modelValidDictionary.Add(propertyName, modelValid);
}
ValidateModel(
modelValidDictionary,
model != null ? property.GetValue(model) : null,
property.PropertyType,
propertyName);
}
public override ModelValidDictionary Validate(object model, Type modelType, string modelName)
{
if (IsRequired == false)
{
return(null);
}
if (modelName == null)
{
modelName = "";
}
ModelValidDictionary modelValidDictionary = new ModelValidDictionary();
if (modelType == null && model == null)
{
var validFailure = new ValidFailure()
{
ErrorMessage = "model与modelType都为空"
};
var modelValid = new ModelValid();
modelValid.ValidResults.Add(validFailure);
modelValidDictionary.Add(modelName, modelValid);
return(modelValidDictionary);
}
if (modelType == null && model != null)
{
modelType = model.GetType();
}
ValidateModel(modelValidDictionary, model, modelType, modelName);
return(modelValidDictionary);
}
