/// <summary>
/// Looks up roles of the authenticated user and selects a user view model type accordingly.
/// </summary>
/// <param name="controllerContext">Controller context.</param>
/// <param name="bindingContext">Binding context.</param>
/// <returns>Specific user view model, based on the highest role.</returns>
/// <exception cref="Exception">Thrown when no user identity is found in the HTTP context.</exception>
public object BindModel(ControllerContext controllerContext, ModelBindingContext bindingContext)
{
if (bindingContext.ModelType != typeof(IUserViewModel))
{
throw new Exception($"The model is not of type {nameof(IUserViewModel)}.");
}
else
{
var user = UserManager.FindByNameAsync(controllerContext.HttpContext.User?.Identity?.Name).Result;
if (user == null)
{
throw new Exception($"The {nameof(IUserViewModel)} model cannot be bound because the user could not be retrieved.");
}
else
{
var userRoles = UserManager.GetRolesAsync(user.Id).Result.ToMedioClinicRoles();
// The roles should be evaluated from the highest to the lowest.
if (FlagEnums.HasAnyFlags(Roles.Doctor, userRoles))
{
bindingContext.ModelMetadata.Model = new DoctorViewModel();
}
else if (FlagEnums.HasAnyFlags(Roles.Patient, userRoles))
{
bindingContext.ModelMetadata.Model = new PatientViewModel();
}
return(DefaultModelBinder.BindModel(controllerContext, bindingContext));
}
}
}
public void KeyboardClass_Tests()
{
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.Keyboard, DeviceCapability.KeyA.GetClass()));
Assert.False(FlagEnums.HasAnyFlags(DeviceCapabilityClass.Controller, DeviceCapability.KeyA.GetClass()));
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.KeyboardMouse, DeviceCapability.KeyA.GetClass()));
Assert.False(FlagEnums.HasAnyFlags(DeviceCapabilityClass.Mouse, DeviceCapability.KeyA.GetClass()));
}
public void ControllerClass_Tests()
{
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.Controller, DeviceCapability.Button0.GetClass()));
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.Controller, DeviceCapability.Axis0.GetClass()));
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.Controller, DeviceCapability.Hat0E.GetClass()));
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.ControllerDirectional, DeviceCapability.Hat0E.GetClass()));
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.ControllerFaceButton, DeviceCapability.Button0.GetClass()));
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.ControllerAxis, DeviceCapability.Axis0.GetClass()));
}
public void MouseClass_Tests()
{
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.Mouse, DeviceCapability.Mouse0.GetClass()));
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.MouseButton, DeviceCapability.Mouse0.GetClass()));
Assert.False(FlagEnums.HasAnyFlags(DeviceCapabilityClass.MouseCursor, DeviceCapability.Mouse0.GetClass()));
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.Mouse, DeviceCapability.CursorX.GetClass()));
Assert.True(FlagEnums.HasAnyFlags(DeviceCapabilityClass.MouseCursor, DeviceCapability.CursorX.GetClass()));
Assert.False(FlagEnums.HasAnyFlags(DeviceCapabilityClass.MouseButton, DeviceCapability.CursorX.GetClass()));
}
private static object GetEnums(this Type enumType, object value)
{
if (FlagEnums.IsFlagEnum(enumType) && FlagEnums.HasAnyFlags(enumType, value))
{
return(string.Join("|", FlagEnums.GetFlagMembers(enumType, value)
.Select(member => $"{enumType.FullName}.{member.Name}")));
}
var name = Enum.GetName(enumType, value);
return($"{enumType.FullName}.{name}");
}
public InputTemplate(IControllerElementMappingProfile mappedElements, int playerIndex = 0)
{
this.PlayerIndex = playerIndex;
ProxyGenerator generator = new ProxyGenerator();
this._Options = (from prop in typeof(T).GetProperties()
let inputOptionAttribute = prop.GetCustomAttribute <InputOptionAttribute>()
where inputOptionAttribute != null
let name = prop.Name
select(name, option: (IInputOption) new InputOption(inputOptionAttribute, name)))
.ToDictionary(o => o.name,
o => o.option);
var overrides = (from element in mappedElements
from key in this._Options.Keys
let option = this._Options[key]
let target = option.TargetElement
where element.LayoutElement == target
where FlagEnums.HasAnyFlags(option.OptionType, element.DeviceCapability.GetClass())
select(key, element.DeviceCapability)).ToDictionary(d => d.key, d => d.DeviceCapability);
var map = from key in this._Options.Keys
let value = overrides.ContainsKey(key) ? overrides[key] : DeviceCapability.None
select new KeyValuePair <string, DeviceCapability>(key, value);
//this.configurationOptions = (from prop in typeof(T).GetProperties()
// let configAttribute = prop.GetCustomAttribute<ConfigurationOptionAttribute>()
// where configAttribute != null
// let name = prop.Name
// let metadata = prop.GetCustomAttributes<CustomMetadataAttribute>()
// select new ConfigurationOptionDescriptor(configAttribute, metadata, name) as IConfigurationOptionDescriptor).ToList();
this.ValueCollection = new ConfigurationValueCollection();
var configDescriptor = new ConfigurationSectionDescriptor <T>(typeof(T).Name);
((ConfigurationValueCollection)this.ValueCollection).EnsureSectionDefaults(configDescriptor);
this.inputTemplateInterceptor = new InputTemplateInterceptor <T>(map.ToDictionary(m => m.Key, m => m.Value),
this.ValueCollection,
configDescriptor);
var circular = new InputTemplateCircularInterceptor <T>(this);
this.Configuration = new InputConfigurationSection <T>(circular, this.inputTemplateInterceptor);
this.Template = generator.CreateInterfaceProxyWithoutTarget <T>(circular, this.inputTemplateInterceptor);
}
public override void OnAuthorization(AuthorizationContext authorizationContext)
{
if (authorizationContext == null)
{
throw new ArgumentNullException(nameof(authorizationContext));
}
var user = HttpContext.Current.User;
if (user != null)
{
var userRoles = UserInfoProvider.GetRolesForUser(user.Identity?.Name, SiteName).ToMedioClinicRoles();
if (user.Identity?.IsAuthenticated == false || !FlagEnums.HasAnyFlags(Roles, userRoles))
{
// Call a framework method designed for such cases.
HandleUnauthorizedRequest(authorizationContext);
}
}
}
/// <inheritdoc/>
public DeviceCapability this[ControllerElement virtualElement]
{
set
{
IEnumerable <string> optionKeys = from option in this._Options
where option.Value.TargetElement == virtualElement
where FlagEnums.HasAnyFlags(option.Value.OptionType, value.GetClass())
select option.Key;
if (!optionKeys.Any())
{
throw new KeyNotFoundException(
"This template does not support the target element or element type.");
}
foreach (string optionKey in optionKeys)
{
this.inputTemplateInterceptor.InputValues[optionKey] = value;
}
}
}
public void OnAuthorization(AuthorizationFilterContext context)
{
if (context is null)
{
throw new ArgumentNullException(nameof(context));
}
var user = context.HttpContext?.User;
if (user != null)
{
var userRoles = UserInfoProvider.GetRolesForUser(user.Identity?.Name, SiteContext.CurrentSiteName).ToMedioClinicRoles();
if (user.Identity?.IsAuthenticated == false || !FlagEnums.HasAnyFlags(Roles, userRoles))
{
context.Result = new StatusCodeResult((int)System.Net.HttpStatusCode.Forbidden);
return;
}
}
}
public InputConfiguration(IControllerElementMappingProfile mappedElements, int playerIndex = 0)
{
this.PlayerIndex = playerIndex;
this.Descriptor = ConfigurationDescriptorCache.GetSectionDescriptor <T>(typeof(T).Name);
this.Options = (from prop in typeof(T).GetProperties()
let inputOptionAttribute = prop.GetCustomAttribute <InputOptionAttribute>()
where inputOptionAttribute != null
let name = prop.Name
select(name, option: (IInputOption) new InputOption(inputOptionAttribute, name)))
.ToDictionary(o => o.name,
o => o.option);
var overrides = (from element in mappedElements
from key in this.Options.Keys
let option = this.Options[key]
let target = option.TargetElement
where element.LayoutElement == target
where FlagEnums.HasAnyFlags(option.OptionType, element.DeviceCapability.GetClass())
select(key, element.DeviceCapability)).ToDictionary(d => d.key, d => d.DeviceCapability);
var map = from key in this.Options.Keys
let value = overrides.ContainsKey(key) ? overrides[key] : DeviceCapability.None
select new KeyValuePair <string, DeviceCapability>(key, value);
this.ValueCollection = new ConfigurationValueCollection();
var genInstance = typeof(T).GetCustomAttribute <ConfigurationGenerationInstanceAttribute>();
if (genInstance == null)
{
throw new InvalidOperationException("Not generated!"); // todo: mark with interface to fail at compile time.
}
this.Configuration =
(T)Instantiate.CreateInstance(genInstance.InstanceType,
new[] { typeof(IConfigurationSectionDescriptor), typeof(IConfigurationValueCollection), typeof(Dictionary <string, DeviceCapability>) },
Expression.Constant(this.Descriptor), Expression.Constant(this.ValueCollection),
Expression.Constant(map.ToDictionary(m => m.Key, m => m.Value)));
this.ConfigurationSection = new ConfigurationSection <T>(this.ValueCollection, this.Descriptor, this.Configuration);
}
