public void Listen(string domainObject)
{
if (!IsRunning)
{
Clients.Caller.Error("In shutdown. Try again later");
return;
}
var found = Model.Find(domainObject);
if (found == null ||
!typeof(IAggregateRoot).IsAssignableFrom(found) && !typeof(IDomainEvent).IsAssignableFrom(found))
{
Clients.Caller.Error("Unknown object " + domainObject);
return;
}
var rl = (IListener)Activator.CreateInstance(typeof(DomainObjectListen <>).MakeGenericType(found));
var cid = Context.ConnectionId;
if (rl.Register(cid, ids => NotifyDomainObjectChanges(cid, domainObject, ids)))
{
Clients.Caller.Success("Registered for " + domainObject);
}
else
{
Clients.Caller.Error("Error registering for " + domainObject);
}
}
public Stream Read(string domainObject, string uri)
{
var type = DomainModel.Find(domainObject);
if (type != null && typeof(IAggregateRoot).IsAssignableFrom(type))
{
return(CachingService.ReadFromCache(type, uri, Locator));
}
return(CrudComands.Read(domainObject, uri));
}
public Stream Find(string domainObject, string uris)
{
var type = DomainModel.Find(domainObject);
if (type != null && typeof(IAggregateRoot).IsAssignableFrom(type))
{
return(CachingService.ReadFromCache(type, (uris ?? string.Empty).Split(','), false, Locator));
}
return(DomainCommands.Find(domainObject, uris));
}
public static Type FindDataSourceAndCheckPermissions(
this IDomainModel DomainModel,
IPermissionManager Permissions,
IPrincipal principal,
string domainName)
{
if (string.IsNullOrEmpty(domainName))
{
throw new ArgumentException("Domain object name not provided.");
}
var domainObjectType = DomainModel.Find(domainName);
if (domainObjectType == null)
{
throw new ArgumentException("Couldn't find domain object: {0}".With(domainName));
}
if (!typeof(IDataSource).IsAssignableFrom(domainObjectType))
{
throw new ArgumentException(@"Specified type ({0}) is not a data source.
Please check your arguments.".With(domainName));
}
if (!Permissions.CanAccess(domainObjectType.FullName, principal))
{
throw new SecurityException("You don't have permission to access: {0}.".With(domainName));
}
return(domainObjectType);
}
public static Either <Type> CheckDomainObject(IDomainModel domainModel, Either <Type> parentType, string name)
{
if (parentType.IsFailure)
{
return(parentType);
}
if (name == null)
{
return(Either <Type> .Empty);
}
var type = name.Contains("+") ? domainModel.Find(name) : domainModel.Find(parentType.Result.FullName + "+" + name);
if (type == null)
{
return("Can't find domain object: " + name);
}
return(type);
}
public static Try <Type> CheckDomainObject(IDomainModel domainModel, Try <Type> parentType, string name, HttpResponse response)
{
if (parentType.IsFailure)
{
return(Try <Type> .Error);
}
if (name == null)
{
return(Try <Type> .Empty);
}
var type = name.Contains("+") ? domainModel.Find(name) : domainModel.Find(parentType.Result.FullName + "+" + name);
if (type == null)
{
return(Try.Fail <Type>("Can't find domain object: " + name, response));
}
return(type);
}
public static Either <Type> CheckDomainObject(IDomainModel domainModel, string name)
{
var type = domainModel.Find(name);
if (type == null)
{
return("Can't find domain object: " + name);
}
return(type);
}
public static Try <Type> CheckDomainObject(IDomainModel domainModel, string name, HttpResponse response)
{
var type = domainModel.Find(name);
if (type == null)
{
return(Try.Fail <Type>("Can't find domain object: " + name, response));
}
return(type);
}
public static Type CheckDomainObject(IDomainModel domainModel, string name)
{
var type = domainModel.Find(name);
if (type == null)
{
Utility.ThrowError("Can't find domain object: {0}".With(name), HttpStatusCode.BadRequest);
}
return(type);
}
public static Either <KeyValuePair <Type, Type> > CheckCube(IDomainModel domainModel, string name)
{
var type = domainModel.Find(name);
if (type == null)
{
return("Can't find olap cube: " + name);
}
var findImpl = type.GetInterfaces().FirstOrDefault(it => it.IsGenericType && it.GetGenericTypeDefinition() == typeof(IOlapCubeQuery <>));
if (findImpl == null)
{
return(name + " is not an olap cube.");
}
return(new KeyValuePair <Type, Type>(type, findImpl.GetGenericArguments()[0]));
}
public static KeyValuePair <Type, Type> CheckCube(IDomainModel domainModel, string name)
{
var type = domainModel.Find(name);
if (type == null)
{
Utility.ThrowError("Can't find olap cube: {0}".With(name), HttpStatusCode.BadRequest);
}
if (!typeof(IOlapCubeQuery).IsAssignableFrom(type))
{
Utility.ThrowError("{0} is not an olap cube.".With(name), HttpStatusCode.BadRequest);
}
//TODO ugly hack. fix later
var prop = type.GetProperty("DataSource");
var source = prop != null ? (Type)prop.GetValue(null, null) : null;
return(new KeyValuePair <Type, Type>(type, source));
}
public static Either <KeyValuePair <Type, Type> > CheckCube(IDomainModel domainModel, string name)
{
var type = domainModel.Find(name);
if (type == null)
{
return("Can't find olap cube: " + name);
}
if (!typeof(IOlapCubeQuery).IsAssignableFrom(type))
{
return(name + " is not an olap cube.");
}
//TODO ugly hack. fix later
var prop = type.GetProperty("DataSource");
var source = prop != null ? (Type)prop.GetValue(null, null) : null;
if (source == null)
{
return(Either <KeyValuePair <Type, Type> > .Fail("Cube data source not found. Static DataSource property not found.", HttpStatusCode.NotImplemented));
}
return(new KeyValuePair <Type, Type>(type, source));
}
public Task Handle(HttpContext context, int prefixLength)
{
var path = context.Request.Path.Value;
if (path.Length == prefixLength)
{
return(context.Response.WriteError("Domain object not specified", HttpStatusCode.BadRequest));
}
var name = path.Substring(prefixLength + 1);
var type = DomainModel.Find(name);
if (type == null)
{
return(Utility.WriteError(context.Response, $"Can't find domain object: {name}", HttpStatusCode.BadRequest));
}
if (!typeof(IIdentifiable).IsAssignableFrom(type))
{
return(Utility.WriteError(context.Response, $"Invalid domain object: {name}", HttpStatusCode.BadRequest));
}
switch (context.Request.Method)
{
case "POST":
return(Create(type, context));
case "GET":
return(Read(name, context));
case "PUT":
return(Update(type, context));
case "DELETE":
return(Delete(type, context));
default:
return(Utility.WriteError(context.Response, "Unsuported method type", HttpStatusCode.MethodNotAllowed));
}
}
public static DataTable PopulateTable <TInput, TOutput>(
ISerialization <TInput> input,
ISerialization <TOutput> output,
IServiceProvider Locator,
IDomainModel DomainModel,
Argument <TInput> argument,
IPrincipal principal,
IPermissionManager permissions)
{
var cubeType = DomainModel.Find(argument.CubeName);
if (cubeType == null)
{
throw new ArgumentException(
"Couldn't find cube type {0}.".With(argument.CubeName),
new FrameworkException(@"Example argument:
" + CommandResult <TOutput> .ConvertToString(CreateExampleArgument(output))));
}
if (!permissions.CanAccess(cubeType.FullName, principal))
{
throw new SecurityException("You don't have permission to access: {0}.".With(argument.CubeName));
}
var findImpl = cubeType.GetInterfaces().FirstOrDefault(it => it.IsGenericType && it.GetGenericTypeDefinition() == typeof(IOlapCubeQuery <>));
if (findImpl == null)
{
throw new ArgumentException("Cube type {0} is not IOlapCubeQuery<>.".With(cubeType.FullName));
}
var sourceType = findImpl.GetGenericArguments()[0];
IAnalyzeData command;
if (string.IsNullOrEmpty(argument.SpecificationName))
{
var commandType = typeof(AnalyzeSpecification <,>).MakeGenericType(cubeType, sourceType);
command = (IAnalyzeData)Activator.CreateInstance(commandType);
}
else
{
var specificationType =
DomainModel.FindNested(argument.CubeName, argument.SpecificationName)
?? DomainModel.Find(argument.SpecificationName);
if (specificationType == null)
{
throw new ArgumentException("Couldn't find specification: {0}".With(argument.SpecificationName));
}
var commandType = typeof(AnalyzeWithSpecification <, ,>).MakeGenericType(cubeType, sourceType, specificationType);
command = (IAnalyzeData)Activator.CreateInstance(commandType);
}
return
(command.Analyze(
input,
Locator,
argument.Dimensions,
argument.Facts,
argument.Order,
argument.Limit,
argument.Offset,
argument.Specification));
}
public static Type FindNested(this IDomainModel dom, string type, string name)
{
return(dom.Find(string.Format(CultureInfo.InvariantCulture, "{0}+{1}", type, name)));
}
public static DataTable PopulateTable <TInput, TOutput>(
ISerialization <TInput> input,
ISerialization <TOutput> output,
IServiceLocator Locator,
IDomainModel DomainModel,
Argument <TInput> argument,
IPermissionManager Permissions)
{
var cubeType = DomainModel.Find(argument.CubeName);
if (cubeType == null)
{
throw new ArgumentException(
"Couldn't find cube type {0}.".With(argument.CubeName),
new FrameworkException(@"Example argument:
" + CommandResult <TOutput> .ConvertToString(CreateExampleArgument(output))));
}
if (!Permissions.CanAccess(cubeType))
{
throw new SecurityException("You don't have permission to access: {0}.".With(argument.CubeName));
}
if (!typeof(IOlapCubeQuery).IsAssignableFrom(cubeType))
{
throw new ArgumentException("Cube type {0} is not IOlapCubeQuery.".With(cubeType.FullName));
}
IOlapCubeQuery query;
try
{
query = Locator.Resolve <IOlapCubeQuery>(cubeType);
}
catch (Exception ex)
{
throw new ArgumentException(
"Can't create cube query. Is query {0} registered in system?".With(cubeType.FullName),
ex);
}
if (string.IsNullOrEmpty(argument.SpecificationName) && argument.Specification == null)
{
return(query.Analyze(argument.Dimensions, argument.Facts, argument.Order, argument.Limit, argument.Offset));
}
else if (string.IsNullOrEmpty(argument.SpecificationName))
{
dynamic specification;
try
{
specification = input.Deserialize <TInput, dynamic>(argument.Specification, Locator);
}
catch (Exception ex)
{
throw new ArgumentException(
"Specification could not be deserialized.",
new FrameworkException(@"Please provide specification name. Error: {0}.".With(ex.Message), ex));
}
if (specification == null)
{
throw new ArgumentException(
"Specification could not be deserialized.",
new FrameworkException("Please provide specification name."));
}
return(query.Analyze(argument.Dimensions, argument.Facts, argument.Order, specification, argument.Limit, argument.Offset));
}
else
{
var specificationType =
DomainModel.FindNested(argument.CubeName, argument.SpecificationName)
?? DomainModel.Find(argument.SpecificationName);
if (specificationType == null)
{
throw new ArgumentException("Couldn't find specification: {0}".With(argument.SpecificationName));
}
var commandType = typeof(AnalyzeWithSpecification <>).MakeGenericType(specificationType);
var command = (IAnalyzeData)Activator.CreateInstance(commandType);
return
(command.Analyze(
input,
Locator,
query,
argument.Dimensions,
argument.Facts,
argument.Order,
argument.Limit,
argument.Offset,
argument.Specification));
}
}
