private static MvcHtmlString SerializeInternal(
HtmlHelper htmlHelper,
string name,
object data,
bool useViewData,
MvcSerializer serializer
)
{
if (htmlHelper == null)
{
throw new ArgumentNullException("htmlHelper");
}
if (String.IsNullOrEmpty(name))
{
throw new ArgumentException(MvcResources.Common_NullOrEmpty, "name");
}
name = htmlHelper.ViewContext.ViewData.TemplateInfo.GetFullHtmlFieldName(name);
if (useViewData)
{
data = htmlHelper.ViewData.Eval(name);
}
string serializedData = (serializer ?? new MvcSerializer()).Serialize(data);
TagBuilder builder = new TagBuilder("input");
builder.Attributes["type"] = "hidden";
builder.Attributes["name"] = name;
builder.Attributes["value"] = serializedData;
return(MvcHtmlString.Create(builder.ToString(TagRenderMode.SelfClosing)));
}
private static MvcHtmlString SerializeInternal(HtmlHelper htmlHelper, string name, object data, SerializationMode mode, bool useViewData, MvcSerializer serializer)
{
if (htmlHelper == null)
{
throw new ArgumentNullException("htmlHelper");
}
if (String.IsNullOrEmpty(name))
{
throw new ArgumentException(MvcResources.Common_NullOrEmpty, "name");
}
name = htmlHelper.ViewContext.ViewData.TemplateInfo.GetFullHtmlFieldName(name);
if (useViewData)
{
data = htmlHelper.ViewData.Eval(name);
}
string serializedData = (serializer ?? new MvcSerializer()).Serialize(data, mode);
TagBuilder builder = new TagBuilder("input");
builder.Attributes["type"] = "hidden";
builder.Attributes["name"] = name;
builder.Attributes["value"] = serializedData;
return MvcHtmlString.Create(builder.ToString(TagRenderMode.SelfClosing));
}
public void SerializeAllowsNullValues() {
// Arrange
MvcSerializer serializer = new MvcSerializer();
// Act
string serializedValue = serializer.Serialize(null, SerializationMode.Plaintext);
// Assert
Assert.AreEqual(@"/wFk", serializedValue);
}
public void DeserializeThrowsIfSerializedValueIsNull() {
// Arrange
MvcSerializer serializer = new MvcSerializer();
// Act & assert
ExceptionHelper.ExpectArgumentExceptionNullOrEmpty(
delegate {
serializer.Deserialize(null, SerializationMode.Signed);
}, "serializedValue");
}
public void SerializeAndDeserializeRoundTripsValue() {
// Arrange
MvcSerializer serializer = new MvcSerializer();
// Act
string serializedValue = serializer.Serialize(42, SerializationMode.Plaintext);
object deserializedValue = serializer.Deserialize(serializedValue, SerializationMode.Plaintext);
// Assert
Assert.AreEqual(42, deserializedValue, "Value was not round-tripped properly.");
}
public void DeserializeThrowsIfSerializedValueIsCorrupt() {
// Arrange
MvcSerializer serializer = new MvcSerializer();
// Act & assert
Exception exception = ExceptionHelper.ExpectException<SerializationException>(
delegate {
serializer.Deserialize("This is a corrupted value.", SerializationMode.Plaintext);
},
@"Deserialization failed. Verify that the data is being deserialized using the same SerializationMode with which it was serialized. Otherwise see the inner exception.");
Assert.IsNotNull(exception.InnerException, "Inner exception was not propagated correctly.");
}
public void DeserializeThrowsIfModeIsOutOfRange() {
// Arrange
MvcSerializer serializer = new MvcSerializer();
// Act & assert
ExceptionHelper.ExpectArgumentOutOfRangeException(
delegate {
serializer.Serialize("blah", (SerializationMode)(-1));
},
"mode",
@"The provided SerializationMode is invalid.
Parameter name: mode");
}
internal static MvcHtmlString Serialize(
this HtmlHelper htmlHelper,
string name,
MvcSerializer serializer
)
{
return(SerializeInternal(
htmlHelper,
name,
null,
useViewData: true,
serializer: serializer
));
}
public object BindModel(ControllerContext controllerContext, ModelBindingContext bindingContext) {
if (bindingContext == null) {
throw new ArgumentNullException("bindingContext");
}
ValueProviderResult vpResult = bindingContext.ValueProvider.GetValue(bindingContext.ModelName);
if (vpResult == null) {
// nothing found
return null;
}
MvcSerializer serializer = new MvcSerializer();
string serializedValue = (string)vpResult.ConvertTo(typeof(string));
return serializer.Deserialize(serializedValue, _mode);
}
internal static MvcHtmlString Serialize(
this HtmlHelper htmlHelper,
string name,
object data,
MvcSerializer serializer
)
{
return(SerializeInternal(
htmlHelper,
name,
data,
useViewData: false,
serializer: serializer
));
}
public object BindModel(ControllerContext controllerContext, ModelBindingContext bindingContext)
{
if (bindingContext == null)
{
throw new ArgumentNullException("bindingContext");
}
ValueProviderResult vpResult = bindingContext.ValueProvider.GetValue(bindingContext.ModelName);
if (vpResult == null)
{
// nothing found
return(null);
}
MvcSerializer serializer = new MvcSerializer();
string serializedValue = (string)vpResult.ConvertTo(typeof(string));
return(serializer.Deserialize(serializedValue, _mode));
}
public DeserializingModelBinder(SerializationMode mode, MvcSerializer serializer)
{
_mode = mode;
_serializer = serializer ?? new MvcSerializer();
}
internal static MvcHtmlString Serialize(this HtmlHelper htmlHelper, string name, MvcSerializer serializer)
{
return SerializeInternal(htmlHelper, name, null, useViewData: true, serializer: serializer);
}
public DeserializingModelBinder(MvcSerializer serializer)
{
_serializer = serializer ?? new MvcSerializer();
}
internal static MvcHtmlString Serialize(this HtmlHelper htmlHelper, string name, object data, MvcSerializer serializer)
{
return SerializeInternal(htmlHelper, name, data, useViewData: false, serializer: serializer);
}
public DeserializingModelBinder(SerializationMode mode, MvcSerializer serializer)
{
_mode = mode;
_serializer = serializer ?? new MvcSerializer();
}
internal static MvcHtmlString Serialize(this HtmlHelper htmlHelper, string name, object data, SerializationMode mode, MvcSerializer serializer) {
return SerializeInternal(htmlHelper, name, data, mode, false /* useViewData */, serializer);
}
internal static MvcHtmlString Serialize(this HtmlHelper htmlHelper, string name, SerializationMode mode, MvcSerializer serializer) {
return SerializeInternal(htmlHelper, name, null, mode, true /* useViewData */, serializer);
}
internal static MvcHtmlString Serialize(this HtmlHelper htmlHelper, string name, object data, SerializationMode mode, MvcSerializer serializer)
{
return(SerializeInternal(htmlHelper, name, data, mode, false /* useViewData */, serializer));
}
public DeserializingModelBinder(MvcSerializer serializer)
{
_serializer = serializer ?? new MvcSerializer();
}
internal static MvcHtmlString Serialize(this HtmlHelper htmlHelper, string name, SerializationMode mode, MvcSerializer serializer)
{
return(SerializeInternal(htmlHelper, name, null, mode, true /* useViewData */, serializer));
}