/// <summary>
/// Called by <see cref="DataPortal" /> to create a
/// new business object.
/// </summary>
/// <param name="objectType">Type of business object to create.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
public DataPortalResult Create(Type objectType, object criteria, DataPortalContext context)
{
ChannelFactory<IWcfBfPortal> cf = GetChannelFactory();
IWcfBfPortal svr = GetProxy(cf);
WcfResponse response = null;
try
{
var formatter = new System.Runtime.Serialization.Formatters.Binary.BinaryFormatter();
byte[] outbound;
byte[] inbound;
using (var buffer = new System.IO.MemoryStream())
{
formatter.Serialize(buffer, new CreateRequest(objectType, criteria, context));
outbound = buffer.ToArray();
}
inbound = svr.Create(outbound);
using (var buffer = new System.IO.MemoryStream(inbound))
{
response = (WcfResponse)formatter.Deserialize(buffer);
}
if (cf != null)
cf.Close();
}
catch
{
cf.Abort();
throw;
}
object result = response.Result;
if (result is Exception)
throw (Exception)result;
return (DataPortalResult)result;
}
public WcfResponse Fetch(CriteriaRequest request)
{
Csla.Server.DataPortal portal = new Csla.Server.DataPortal();
Exception error = null;
DataPortalResult result = null;
WcfResponse response = null;
ISerializationFormatter formatter = SerializationFormatterFactory.GetFormatter();
try
{
request = ConvertRequest(request);
DataPortalContext context = new DataPortalContext(
formatter.Deserialize(request.Principal) as IPrincipal,
true,
request.ClientCulture,
request.ClientUICulture,
formatter.Deserialize(request.ClientContext) as ContextDictionary,
formatter.Deserialize(request.GlobalContext) as ContextDictionary);
result = portal.Fetch(Type.GetType(request.TypeName), formatter.Deserialize(request.CriteriaData), context);
response = new WcfResponse(
formatter.Serialize(result.ReturnObject),
formatter.Serialize(error),
formatter.Serialize(Csla.ApplicationContext.GlobalContext));
}
catch (Exception ex)
{
error = ex;
response = new WcfResponse(
null,
formatter.Serialize(error),
formatter.Serialize(Csla.ApplicationContext.GlobalContext));
}
return ConvertResponse(response);
}
/// <summary>
/// Called by <see cref="DataPortal" /> to load an
/// existing business object.
/// </summary>
/// <param name="objectType">Type of business object to retrieve.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
public async Task<DataPortalResult> Fetch(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
if (isSync || Csla.ApplicationContext.LogicalExecutionLocation == ApplicationContext.LogicalExecutionLocations.Server)
{
return await _portal.Fetch(objectType, criteria, context, isSync);
}
else
{
var tcs = new TaskCompletionSource<DataPortalResult>();
var bw = new Csla.Threading.BackgroundWorker();
bw.DoWork += (s, o) =>
{
o.Result = _portal.Fetch(objectType, criteria, context, isSync).Result;
};
bw.RunWorkerCompleted += (s, o) =>
{
if (o.Error == null)
tcs.TrySetResult((DataPortalResult)o.Result);
else
tcs.TrySetException(o.Error);
};
bw.RunWorkerAsync();
return await tcs.Task;
}
}
public static void Delete(object criteria)
{
Server.DataPortalResult result;
MethodInfo method = MethodCaller.GetMethod(
MethodCaller.GetObjectType(criteria), "DataPortal_Delete", criteria);
DataPortalClient.IDataPortalProxy proxy;
proxy = GetDataPortalProxy(RunLocal(method));
Server.DataPortalContext dpContext = new Server.DataPortalContext(GetPrincipal(), proxy.IsServerRemote);
OnDataPortalInvoke(new DataPortalEventArgs(dpContext));
try
{
result = proxy.Delete(criteria, dpContext);
}
catch (Server.DataPortalException ex)
{
result = ex.Result;
if (proxy.IsServerRemote)
{
ApplicationContext.SetGlobalContext(result.GlobalContext);
}
throw new DataPortalException("DataPortal.Delete " + Resources.Failed, ex.InnerException, result.ReturnObject);
}
if (proxy.IsServerRemote)
{
ApplicationContext.SetGlobalContext(result.GlobalContext);
}
OnDataPortalInvokeComplete(new DataPortalEventArgs(dpContext));
}
public async Task<DataPortalResult> Create(
Type objectType, object criteria, DataPortalContext context, bool isSync)
{
LateBoundObject obj = null;
IDataPortalTarget target = null;
var eventArgs = new DataPortalEventArgs(context, objectType, criteria, DataPortalOperations.Create);
try
{
// create an instance of the business object.
obj = new LateBoundObject(objectType);
target = obj.Instance as IDataPortalTarget;
if (target != null)
{
target.DataPortal_OnDataPortalInvoke(eventArgs);
target.MarkNew();
}
else
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalInvoke", eventArgs);
obj.CallMethodIfImplemented("MarkNew");
}
// tell the business object to create its data
if (criteria is EmptyCriteria)
await obj.CallMethodTryAsync("DataPortal_Create");
else
await obj.CallMethodTryAsync("DataPortal_Create", criteria);
if (target != null)
target.DataPortal_OnDataPortalInvokeComplete(eventArgs);
else
obj.CallMethodIfImplemented(
"DataPortal_OnDataPortalInvokeComplete", eventArgs);
// return the populated business object as a result
return new DataPortalResult(obj.Instance);
}
catch (Exception ex)
{
try
{
if (target != null)
target.DataPortal_OnDataPortalException(eventArgs, ex);
else if (obj != null)
obj.CallMethodIfImplemented("DataPortal_OnDataPortalException", eventArgs, ex);
}
catch
{
// ignore exceptions from the exception handler
}
object outval = null;
if (obj != null) outval = obj.Instance;
throw DataPortal.NewDataPortalException(
"DataPortal.Create " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(objectType, outval, criteria, "DataPortal.Create", ex),
outval);
}
}
/// <summary>
/// Get an existing business object.
/// </summary>
/// <param name="objectType">Type of business object to retrieve.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
public async Task<DataPortalResult> Fetch(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
try
{
context.FactoryInfo = ObjectFactoryAttribute.GetObjectFactoryAttribute(objectType);
if (context.FactoryInfo == null)
{
var dp = new SimpleDataPortal();
return await dp.Fetch(objectType, criteria, context, isSync);
}
else
{
var dp = new FactoryDataPortal();
return await dp.Fetch(objectType, criteria, context, isSync);
}
}
catch (DataPortalException)
{
throw;
}
catch (Exception ex)
{
throw DataPortal.NewDataPortalException(
"DataPortal.Fetch " + Resources.FailedOnServer,
ex, null);
}
}
/// <summary>
/// Called by <see cref="DataPortal" /> to create a
/// new business object.
/// </summary>
/// <param name="objectType">Type of business object to create.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
public DataPortalResult Create(Type objectType, object criteria, DataPortalContext context)
{
ChannelFactory<IExtendableWcfPortalForDotNet> cf = GetChannelFactory();
IExtendableWcfPortalForDotNet svr = GetProxy(cf);
WcfResponse response = null;
ISerializationFormatter formatter = SerializationFormatterFactory.GetFormatter();
try
{
response =
svr.Create(GetRequest(formatter, objectType, criteria, context));
if (cf != null)
cf.Close();
}
catch
{
cf.Abort();
throw;
}
DataPortalResult result = GetResult(formatter, response);
Exception error = (Exception)formatter.Deserialize(response.Error);
if (error != null)
{
throw error;
}
return result;
}
private async Task<DataPortalResult> InvokeMethod(string factoryTypeName, DataPortalOperations operation, string methodName, Type objectType, DataPortalContext context, bool isSync)
{
object factory = FactoryLoader.GetFactory(factoryTypeName);
var eventArgs = new DataPortalEventArgs(context, objectType, null, operation);
Csla.Reflection.MethodCaller.CallMethodIfImplemented(factory, "Invoke", eventArgs);
object result = null;
try
{
Utilities.ThrowIfAsyncMethodOnSyncClient(isSync, factory, methodName);
result = await Csla.Reflection.MethodCaller.CallMethodTryAsync(factory, methodName).ConfigureAwait(false);
var error = result as Exception;
if (error != null)
throw error;
var busy = result as Csla.Core.ITrackStatus;
if (busy != null && busy.IsBusy)
throw new InvalidOperationException(string.Format("{0}.IsBusy == true", objectType.Name));
Csla.Reflection.MethodCaller.CallMethodIfImplemented(factory, "InvokeComplete", eventArgs);
}
catch (Exception ex)
{
Csla.Reflection.MethodCaller.CallMethodIfImplemented(
factory, "InvokeError", new DataPortalEventArgs(context, objectType, null, operation, ex));
throw;
}
return new DataPortalResult(result);
}
public async Task <DataPortalResult> Update(object obj, DataPortalContext context, bool isSync)
{
//Security.BusinessPrincipal
//var temp = new DataPortalContext(new UnauthenticatedPrincipal(), context.IsRemotePortal);
var task =
new UpdateTask
{
Obj = obj,
Context = context
};
if (isSync)
{
DoUpdate(task);
}
else
{
await Task.Factory.StartNew(DoUpdate, task);
}
if (task.ResultException != null)
{
throw task.ResultException;
}
return(task.Result);
}
/// <summary>
/// Creates an instance of the type.
/// </summary>
/// <param name="dataPortalContext">
/// Data portal context object.
/// </param>
/// <param name="objectType">
/// Business object type.
/// </param>
/// <param name="obj">
/// Criteria or business object for request.
/// </param>
/// <param name="operation">
/// Data portal operation being performed.
/// </param>
public DataPortalEventArgs(Server.DataPortalContext dataPortalContext, Type objectType, object obj, DataPortalOperations operation)
{
_dataPortalContext = dataPortalContext;
_operation = operation;
_objectType = objectType;
_object = obj;
}
/// <summary>
/// Creates an instance of the object.
/// </summary>
/// <param name="dataPortalContext">
/// Data portal context object.
/// </param>
/// <param name="objectType">
/// Business object type.
/// </param>
/// <param name="obj">
/// Criteria or business object for request.
/// </param>
/// <param name="operation">
/// Data portal operation being performed.
/// </param>
public DataPortalEventArgs(Server.DataPortalContext dataPortalContext, Type objectType, object obj, DataPortalOperations operation)
{
_dataPortalContext = dataPortalContext;
_operation = operation;
_objectType = objectType;
_object = obj;
}
internal async Task DoDeleteAsync(Type objectType, object criteria, bool isSync)
{
Server.DataPortalResult result = null;
Server.DataPortalContext dpContext = null;
try
{
DataPortal.OnDataPortalInitInvoke(null);
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.DeleteObject, objectType, Server.DataPortal.GetCriteriaArray(criteria)))
{
throw new Csla.Security.SecurityException(string.Format(Resources.UserNotAuthorizedException,
"delete",
objectType.Name));
}
var method = Reflection.ServiceProviderMethodCaller.FindDataPortalMethod <DeleteAttribute>(objectType, Server.DataPortal.GetCriteriaArray(criteria), false);
var proxy = GetDataPortalProxy(objectType, method);
dpContext = new Server.DataPortalContext(GetPrincipal(), proxy.IsServerRemote);
DataPortal.OnDataPortalInvoke(new DataPortalEventArgs(dpContext, objectType, criteria, DataPortalOperations.Delete));
try
{
result = await proxy.Delete(objectType, criteria, dpContext, isSync);
}
catch (AggregateException ex)
{
if (ex.InnerExceptions.Count > 0)
{
var dpe = ex.InnerExceptions[0] as Server.DataPortalException;
if (dpe != null)
{
HandleDeleteDataPortalException(dpe, isSync, proxy);
}
}
throw new DataPortalException(
string.Format("DataPortal.Delete {0}", Resources.Failed),
ex, null);
}
catch (Server.DataPortalException ex)
{
HandleDeleteDataPortalException(ex, isSync, proxy);
}
GlobalContext = result.GlobalContext;
if (proxy.IsServerRemote && isSync)
{
ApplicationContext.ContextManager.SetGlobalContext(result.GlobalContext);
}
DataPortal.OnDataPortalInvokeComplete(new DataPortalEventArgs(dpContext, objectType, criteria, DataPortalOperations.Delete));
}
catch (Exception ex)
{
DataPortal.OnDataPortalInvokeComplete(new DataPortalEventArgs(dpContext, objectType, criteria, DataPortalOperations.Delete, ex));
throw;
}
}
public async Task <DataPortalResult> Update(object obj, Csla.Server.DataPortalContext context, bool isSync)
{
//evict cache items based on ObjectCacheEvictionAttribute
RemoveCacheItems(obj.GetType());
proxy = GetDataPortalProxy();
return(await proxy.Update(obj, context, isSync));
}
public Csla.Server.DataPortalResult Delete(Type objectType, object criteria, Csla.Server.DataPortalContext context)
{
//evict cache items based on ObjectCacheEvictionAttribute
RemoveCacheItems(objectType);
proxy = GetDataPortalProxy();
return(proxy.Delete(objectType, criteria, context));
}
public Csla.Server.DataPortalResult Update(object obj, Csla.Server.DataPortalContext context)
{
//evict cache items based on ObjectCacheEvictionAttribute
RemoveCacheItems(obj.GetType());
proxy = GetDataPortalProxy();
return(proxy.Update(obj, context));
}
/// <summary>
/// Called by a factory method in a business class to create
/// a new object, which is loaded with default
/// values from the database.
/// </summary>
/// <param name="objectType">Type of business object to create.</param>
/// <param name="criteria">Object-specific criteria.</param>
/// <returns>A new object, populated with default values.</returns>
public static object Create(Type objectType, object criteria)
{
Server.DataPortalResult result = null;
Server.DataPortalContext dpContext = null;
try
{
OnDataPortalInitInvoke(null);
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.CreateObject, objectType))
{
throw new System.Security.SecurityException(string.Format(
Resources.UserNotAuthorizedException,
"create",
objectType.Name));
}
var method = Server.DataPortalMethodCache.GetCreateMethod(objectType, criteria);
DataPortalClient.IDataPortalProxy proxy;
proxy = GetDataPortalProxy(objectType, method.RunLocal);
dpContext =
new Csla.Server.DataPortalContext(GetPrincipal(), proxy.IsServerRemote);
OnDataPortalInvoke(new DataPortalEventArgs(dpContext, objectType, DataPortalOperations.Create));
try
{
result = proxy.Create(objectType, criteria, dpContext);
}
catch (Server.DataPortalException ex)
{
result = ex.Result;
if (proxy.IsServerRemote)
{
ApplicationContext.ContextManager.SetGlobalContext(result.GlobalContext);
}
throw new DataPortalException(
string.Format("DataPortal.Create {0} ({1})", Resources.Failed, ex.InnerException.InnerException),
ex.InnerException, result.ReturnObject);
}
if (proxy.IsServerRemote)
{
ApplicationContext.ContextManager.SetGlobalContext(result.GlobalContext);
}
OnDataPortalInvokeComplete(new DataPortalEventArgs(dpContext, objectType, DataPortalOperations.Create));
}
catch (Exception ex)
{
OnDataPortalInvokeComplete(new DataPortalEventArgs(dpContext, objectType, DataPortalOperations.Create, ex));
throw;
}
return(result.ReturnObject);
}
private async Task <object> DoCreateAsync(Type objectType, object criteria, bool isSync)
{
Server.DataPortalResult result = null;
Server.DataPortalContext dpContext = null;
try
{
if (!Csla.Rules.BusinessRules.HasPermission(ApplicationContext, Rules.AuthorizationActions.CreateObject, objectType, Server.DataPortal.GetCriteriaArray(criteria)))
{
throw new Csla.Security.SecurityException(string.Format(
Resources.UserNotAuthorizedException,
"create",
objectType.Name));
}
Reflection.ServiceProviderMethodInfo method;
if (criteria is Server.EmptyCriteria)
{
method = ServiceProviderMethodCaller.FindDataPortalMethod <CreateAttribute>(objectType, null, false);
}
else
{
method = ServiceProviderMethodCaller.FindDataPortalMethod <CreateAttribute>(objectType, Server.DataPortal.GetCriteriaArray(criteria), false);
}
var proxy = GetDataPortalProxy(method);
dpContext =
new Csla.Server.DataPortalContext(ApplicationContext, GetPrincipal(), proxy.IsServerRemote);
try
{
result = await proxy.Create(objectType, criteria, dpContext, isSync);
}
catch (AggregateException ex)
{
if (ex.InnerExceptions.Count > 0)
{
if (ex.InnerExceptions[0] is Server.DataPortalException dpe)
{
HandleCreateDataPortalException(dpe, isSync, proxy);
}
}
throw new DataPortalException(
string.Format("DataPortal.Create {0}", Resources.Failed),
ex, null);
}
catch (Server.DataPortalException ex)
{
HandleCreateDataPortalException(ex, isSync, proxy);
}
}
catch
{
throw;
}
return(result.ReturnObject);
}
public DataPortalResult Fetch(Type objectType, object criteria, DataPortalContext context)
{
Thread t = new Thread(DoFetch);
FetchTask task = new FetchTask();
task.ObjectType = objectType;
task.Criteria = criteria;
task.Context = context;
t.Start(task);
t.Join();
return task.Result;
}
/// <summary>
/// Called by <see cref="DataPortal" /> to update a
/// business object.
/// </summary>
/// <param name="obj">The business object to update.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
public async Task<DataPortalResult> Update(object obj, DataPortalContext context, bool isSync)
{
if (isSync || Csla.ApplicationContext.LogicalExecutionLocation == ApplicationContext.LogicalExecutionLocations.Server)
{
return await _portal.Update(obj, context, isSync);
}
else
{
return await await _taskFactory.StartNew(() => this._portal.Update(obj, context, isSync));
}
}
/// <summary>
/// Called by <see cref="DataPortal" /> to load an
/// existing business object.
/// </summary>
/// <param name="objectType">Type of business object to retrieve.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
public async Task<DataPortalResult> Fetch(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
if (isSync || Csla.ApplicationContext.LogicalExecutionLocation == ApplicationContext.LogicalExecutionLocations.Server)
{
return await _portal.Fetch(objectType, criteria, context, isSync);
}
else
{
return await await _taskFactory.StartNew(() => this._portal.Fetch(objectType, criteria, context, isSync));
}
}
/// <summary>
/// Wraps a Create call in a TransactionScope
/// </summary>
/// <remarks>
/// This method delegates to
/// <see cref="SimpleDataPortal">SimpleDataPortal</see>
/// but wraps that call within a
/// <see cref="TransactionScope">TransactionScope</see>
/// to provide transactional support via
/// System.Transactions.
/// </remarks>
/// <param name="objectType">A <see cref="Type">Type</see> object
/// indicating the type of business object to be created.</param>
/// <param name="criteria">A custom criteria object providing any
/// extra information that may be required to properly create
/// the object.</param>
/// <param name="context">Context data from the client.</param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
/// <returns>A populated business object.</returns>
public async Task<DataPortalResult> Create(
Type objectType, object criteria, DataPortalContext context, bool isSync)
{
DataPortalResult result;
using (TransactionScope tr = CreateTransactionScope())
{
var portal = new DataPortalSelector();
result = await portal.Create(objectType, criteria, context, isSync);
tr.Complete();
}
return result;
}
public async Task<DataPortalResult> Fetch(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
var cachingAttribute = ObjectCacheAttribute.GetObjectCacheAttribute(objectType);
var cacheProvider = CacheManager.GetCacheProvider();
if (cachingAttribute != null && cacheProvider != null)
{
//get scenario details
var scope = cachingAttribute.Scope;
var cacheByCriteria = cachingAttribute.CacheByCriteria;
var expiration = cachingAttribute.Expiration;
//get key
var key = GetCacheItemKey(objectType, cachingAttribute);
//include criteria hash if needed
if (cachingAttribute.CacheByCriteria)
key = string.Format("{0}::{1}", key, criteria.GetHashCode());
var data = cacheProvider.Get(key);
if (data == null)
{
//cache miss
proxy = GetDataPortalProxy();
var results = await proxy.Fetch(objectType, criteria, context, isSync);
if (expiration > 0)
cacheProvider.Put(key, results.ReturnObject, new TimeSpan(0, expiration, 0));
else
cacheProvider.Put(key, results.ReturnObject);
return results;
}
else
{
//cache hit
#if !NET45
await TaskEx.Delay(0);
#else
await Task.Delay(0);
#endif
return new DataPortalResult(data);
}
}
else
{
proxy = GetDataPortalProxy();
return await proxy.Fetch(objectType, criteria, context, isSync);
}
}
public DataPortalResult Fetch(Type objectType, object criteria, DataPortalContext context)
{
var cachingAttribute = ObjectCacheAttribute.GetObjectCacheAttribute(objectType);
var cacheProvider = CacheManager.GetCacheProvider();
if (cachingAttribute != null && cacheProvider != null)
{
//get scenario details
var scope = cachingAttribute.Scope;
var cacheByCriteria = cachingAttribute.CacheByCriteria;
var expiration = cachingAttribute.Expiration;
//get key
var key = GetCacheItemKey(objectType, cachingAttribute);
//include criteria hash if needed
if (cachingAttribute.CacheByCriteria)
key = string.Format("{0}::{1}", key, criteria.GetHashCode());
var data = cacheProvider.Get(key);
if (data == null)
{
//cache miss
proxy = GetDataPortalProxy();
var results = proxy.Fetch(objectType, criteria, context);
if (expiration > 0)
cacheProvider.Put(key, results, new TimeSpan(0, expiration, 0));
else
cacheProvider.Put(key, results);
return results;
}
else
{
//cache hit
return (DataPortalResult)data;
}
}
else
{
proxy = GetDataPortalProxy();
return proxy.Fetch(objectType, criteria, context);
}
}
private async Task <DataPortalResult> Execute(DataPortalTarget obj, DataPortalContext context, bool isSync)
{
DataPortalOperations operation = DataPortalOperations.Execute;
Type objectType = obj.Instance.GetType();
var eventArgs = new DataPortalEventArgs(context, objectType, obj, operation);
try
{
ApplicationContext.DataPortalActivator.InitializeInstance(obj.Instance);
obj.OnDataPortalInvoke(eventArgs);
await obj.ExecuteAsync(isSync);
obj.ThrowIfBusy();
obj.OnDataPortalInvokeComplete(eventArgs);
return(new DataPortalResult(obj.Instance));
}
catch (Exception ex)
{
try
{
obj.OnDataPortalException(eventArgs, ex);
}
catch
{
// ignore exceptions from the exception handler
}
throw DataPortal.NewDataPortalException(
"DataPortal.Execute " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(obj.GetType(), obj, null, "DataPortal.Execute", ex),
obj);
}
finally
{
object reference = null;
if (obj != null)
{
reference = obj.Instance;
}
ApplicationContext.DataPortalActivator.FinalizeInstance(reference);
}
}
private static object Fetch(Type objectType, object criteria)
{
Server.DataPortalResult result;
MethodInfo method = MethodCaller.GetFetchMethod(objectType, criteria);
DataPortalClient.IDataPortalProxy proxy;
proxy = GetDataPortalProxy(RunLocal(method));
Server.DataPortalContext dpContext =
new Server.DataPortalContext(GetPrincipal(),
proxy.IsServerRemote);
OnDataPortalInvoke(new DataPortalEventArgs(dpContext));
try
{
result = proxy.Fetch(objectType, criteria, dpContext);
}
catch (Server.DataPortalException ex)
{
result = ex.Result;
if (proxy.IsServerRemote)
{
ApplicationContext.SetGlobalContext(result.GlobalContext);
}
throw new DataPortalException(
String.Format("DataPortal.Fetch {0} ({1})", Resources.Failed, ex.InnerException.InnerException),
ex.InnerException, result.ReturnObject);
}
if (proxy.IsServerRemote)
{
ApplicationContext.SetGlobalContext(result.GlobalContext);
}
OnDataPortalInvokeComplete(new DataPortalEventArgs(dpContext));
return(result.ReturnObject);
}
private async Task<DataPortalResult> InvokeMethod(string factoryTypeName, DataPortalOperations operation, string methodName, Type objectType, object e, DataPortalContext context)
{
object factory = FactoryLoader.GetFactory(factoryTypeName);
var eventArgs = new DataPortalEventArgs(context, objectType, e, operation);
Csla.Reflection.MethodCaller.CallMethodIfImplemented(factory, "Invoke", eventArgs);
object result = null;
try
{
result = await Csla.Reflection.MethodCaller.CallMethodTryAsync(factory, methodName, e);
var error = result as Exception;
if (error != null)
throw error;
Csla.Reflection.MethodCaller.CallMethodIfImplemented(factory, "InvokeComplete", eventArgs);
}
catch (Exception ex)
{
Csla.Reflection.MethodCaller.CallMethodIfImplemented(factory, "InvokeError", new DataPortalEventArgs(context, objectType, e, operation, ex));
throw;
}
return new DataPortalResult(result);
}
/// <summary>
/// Called by the client-side DataPortal to create a
/// new business object.
/// </summary>
/// <param name="objectType">Type of business object to create.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">Server.DataPortalContext object passed to the server.</param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
public async Task<DataPortalResult> Create(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
DataPortalResult result = null;
if (isSync)
throw new NotSupportedException("isSync == true");
try
{
if (!(criteria is IMobileObject))
criteria = new PrimitiveCriteria(criteria);
var contextData = Csla.Serialization.Mobile.MobileFormatter.Serialize(context);
var criteriaData = Csla.Serialization.Mobile.MobileFormatter.Serialize(criteria);
var portal = new BrokeredHost();
var objectTypeName = objectType.AssemblyQualifiedName;
var resultData = await portal.Create(objectTypeName, criteriaData, contextData);
var response = (Csla.Server.Hosts.HttpChannel.HttpResponse)Csla.Serialization.Mobile.MobileFormatter.Deserialize(resultData.ToArray());
var globalContext = (Csla.Core.ContextDictionary)Csla.Serialization.Mobile.MobileFormatter.Deserialize(response.GlobalContext);
if (response != null && response.ErrorData == null)
{
var obj = MobileFormatter.Deserialize(response.ObjectData);
result = new DataPortalResult(obj, null, globalContext);
}
else if (response != null && response.ErrorData != null)
{
var ex = new DataPortalException(response.ErrorData);
result = new DataPortalResult(null, ex, globalContext);
}
else
{
throw new DataPortalException("null response", null);
}
}
catch (Exception ex)
{
result = new DataPortalResult(null, ex, null);
}
if (result.Error != null)
throw result.Error;
return result;
}
/// <summary>
/// Get an existing business object.
/// </summary>
/// <param name="objectType">Type of business object to retrieve.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
public async Task <DataPortalResult> Fetch(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
try
{
DataPortalResult result;
if (criteria is EmptyCriteria)
{
result = await InvokeMethod(context.FactoryInfo.FactoryTypeName, DataPortalOperations.Fetch, context.FactoryInfo.FetchMethodName, objectType, context, isSync).ConfigureAwait(false);
}
else
{
result = await InvokeMethod(context.FactoryInfo.FactoryTypeName, DataPortalOperations.Fetch, context.FactoryInfo.FetchMethodName, objectType, criteria, context, isSync).ConfigureAwait(false);
}
return(result);
}
catch (Exception ex)
{
throw DataPortal.NewDataPortalException(
ApplicationContext, context.FactoryInfo.FetchMethodName + " " + Resources.FailedOnServer,
new DataPortalExceptionHandler(ExceptionInspector).InspectException(objectType, criteria, context.FactoryInfo.FetchMethodName, ex),
null);
}
}
/// <summary>
/// Get an existing business object.
/// </summary>
/// <param name="objectType">Type of business object to retrieve.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
public DataPortalResult Fetch(Type objectType, object criteria, DataPortalContext context)
{
try
{
DataPortalResult result = null;
if (criteria is EmptyCriteria)
{
result = InvokeMethod(context.FactoryInfo.FactoryTypeName, context.FactoryInfo.FetchMethodName, context);
}
else
{
result = InvokeMethod(context.FactoryInfo.FactoryTypeName, context.FactoryInfo.FetchMethodName, criteria, context);
}
return(result);
}
catch (Exception ex)
{
throw new DataPortalException(
context.FactoryInfo.FetchMethodName + " " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(objectType, criteria, context.FactoryInfo.FetchMethodName, ex),
new DataPortalResult());
}
}
public async Task <DataPortalResult> Update(object obj, DataPortalContext context, bool isSync)
{
var task =
new UpdateTask
{
Obj = obj,
Context = context
};
if (isSync)
{
DoUpdate(task);
}
else
{
await Task.Factory.StartNew(DoUpdate, task);
}
if (task.ResultException != null)
{
throw task.ResultException;
}
return(task.Result);
}
public async Task <DataPortalResult> Fetch(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
var task =
new FetchTask
{
ObjectType = objectType,
Criteria = criteria,
Context = context
};
if (isSync)
{
DoFetch(task);
}
else
{
await Task.Factory.StartNew(DoFetch, task);
}
if (task.ResultException != null)
{
throw task.ResultException;
}
return(task.Result);
}
public async Task <DataPortalResult> Fetch(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
var portal = new DataPortalSelector();
return(await portal.Fetch(objectType, criteria, context, isSync));
}
public async Task <DataPortalResult> Update(object obj, DataPortalContext context, bool isSync)
{
var portal = new DataPortalSelector();
return(await portal.Update(obj, context, isSync));
}
public async Task <DataPortalResult> Delete(Type objectType, object criteria, Csla.Server.DataPortalContext context, bool isSync)
{
//evict cache items based on ObjectCacheEvictionAttribute
RemoveCacheItems(objectType);
proxy = GetDataPortalProxy();
return(await proxy.Delete(objectType, criteria, context, isSync));
}
private void SetContext(DataPortalContext context)
{
_oldLocation = Csla.ApplicationContext.LogicalExecutionLocation;
ApplicationContext.SetLogicalExecutionLocation(ApplicationContext.LogicalExecutionLocations.Server);
// if the dataportal is not remote then
// do nothing
if (!context.IsRemotePortal) return;
// set the context value so everyone knows the
// code is running on the server
ApplicationContext.SetExecutionLocation(ApplicationContext.ExecutionLocations.Server);
// set the app context to the value we got from the
// client
ApplicationContext.SetContext(context.ClientContext, context.GlobalContext);
// set the thread's culture to match the client
#if NETFX_CORE
var list = new System.Collections.ObjectModel.ReadOnlyCollection<string>(new List<string> { context.ClientUICulture });
Windows.ApplicationModel.Resources.Core.ResourceContext.GetForCurrentView().Languages = list;
list = new System.Collections.ObjectModel.ReadOnlyCollection<string>(new List<string> { context.ClientCulture });
Windows.ApplicationModel.Resources.Core.ResourceContext.GetForCurrentView().Languages = list;
#else
System.Threading.Thread.CurrentThread.CurrentCulture =
new System.Globalization.CultureInfo(context.ClientCulture);
System.Threading.Thread.CurrentThread.CurrentUICulture =
new System.Globalization.CultureInfo(context.ClientUICulture);
#endif
if (ApplicationContext.AuthenticationType == "Windows")
{
// When using integrated security, Principal must be null
if (context.Principal != null)
{
Csla.Security.SecurityException ex =
new Csla.Security.SecurityException(Resources.NoPrincipalAllowedException);
//ex.Action = System.Security.Permissions.SecurityAction.Deny;
throw ex;
}
#if !SILVERLIGHT && !NETFX_CORE
// Set .NET to use integrated security
AppDomain.CurrentDomain.SetPrincipalPolicy(PrincipalPolicy.WindowsPrincipal);
#endif
}
else
{
// We expect the some Principal object
if (context.Principal == null)
{
Csla.Security.SecurityException ex =
new Csla.Security.SecurityException(
Resources.BusinessPrincipalException + " Nothing");
//ex.Action = System.Security.Permissions.SecurityAction.Deny;
throw ex;
}
ApplicationContext.User = context.Principal;
}
}
public async Task <DataPortalResult> Delete(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
LateBoundObject obj = null;
IDataPortalTarget target = null;
var eventArgs = new DataPortalEventArgs(context, objectType, criteria, DataPortalOperations.Delete);
try
{
// create an instance of the business objet
obj = new LateBoundObject(ApplicationContext.DataPortalActivator.CreateInstance(objectType));
ApplicationContext.DataPortalActivator.InitializeInstance(obj.Instance);
target = obj.Instance as IDataPortalTarget;
if (target != null)
{
target.DataPortal_OnDataPortalInvoke(eventArgs);
}
else
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalInvoke", eventArgs);
}
// tell the business object to delete itself
await obj.CallMethodTryAsync("DataPortal_Delete", criteria).ConfigureAwait(false);
var busy = obj.Instance as Csla.Core.ITrackStatus;
if (busy != null && busy.IsBusy)
{
throw new InvalidOperationException(string.Format("{0}.IsBusy == true", objectType.Name));
}
if (target != null)
{
target.DataPortal_OnDataPortalInvokeComplete(eventArgs);
}
else
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalInvokeComplete", eventArgs);
}
return(new DataPortalResult());
}
catch (Exception ex)
{
try
{
if (target != null)
{
target.DataPortal_OnDataPortalException(eventArgs, ex);
}
else if (obj != null)
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalException", eventArgs, ex);
}
}
catch
{
// ignore exceptions from the exception handler
}
throw DataPortal.NewDataPortalException(
"DataPortal.Delete " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(objectType, obj, null, "DataPortal.Delete", ex),
null);
}
}
/// <summary>
/// Called by <see cref="DataPortal" /> to update a
/// business object.
/// </summary>
/// <param name="obj">The business object to update.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
#pragma warning disable 1998
public async Task<DataPortalResult> Update(object obj, DataPortalContext context, bool isSync)
#pragma warning restore 1998
{
var request = GetBaseUpdateCriteriaRequest();
request.ObjectData = MobileFormatter.Serialize(obj);
request = ConvertRequest(request);
var proxy = GetProxy();
DataPortalResult result = null;
try
{
var response = await proxy.UpdateAsync(request);
response = ConvertResponse(response);
var globalContext = (ContextDictionary)MobileFormatter.Deserialize(response.GlobalContext);
if (response != null && response.ErrorData == null)
{
var newobj = MobileFormatter.Deserialize(response.ObjectData);
result = new DataPortalResult(newobj, null, globalContext);
}
else if (response != null && response.ErrorData != null)
{
var ex = new DataPortalException(response.ErrorData);
result = new DataPortalResult(null, ex, globalContext);
}
else
{
throw new DataPortalException("null response", null);
}
}
catch (Exception ex)
{
result = new DataPortalResult(null, ex, null);
}
if (result.Error != null)
throw result.Error;
return result;
}
public async Task <DataPortalResult> Update(object obj, DataPortalContext context, bool isSync)
{
Type objectType = null;
DataPortalOperations operation = DataPortalOperations.Update;
try
{
SetContext(context);
objectType = obj.GetType();
if (obj is Core.ICommandObject)
{
operation = DataPortalOperations.Execute;
}
Initialize(new InterceptArgs {
ObjectType = objectType, Parameter = obj, Operation = operation, IsSync = isSync
});
AuthorizeRequest(new AuthorizeRequest(objectType, obj, operation));
DataPortalResult result;
DataPortalMethodInfo method;
var factoryInfo = ObjectFactoryAttribute.GetObjectFactoryAttribute(objectType);
if (factoryInfo != null)
{
string methodName;
var factoryType = FactoryDataPortal.FactoryLoader.GetFactoryType(factoryInfo.FactoryTypeName);
var bbase = obj as Core.BusinessBase;
if (bbase != null)
{
if (bbase.IsDeleted)
{
methodName = factoryInfo.DeleteMethodName;
}
else
{
methodName = factoryInfo.UpdateMethodName;
}
}
else if (obj is Core.ICommandObject)
{
methodName = factoryInfo.ExecuteMethodName;
}
else
{
methodName = factoryInfo.UpdateMethodName;
}
method = Server.DataPortalMethodCache.GetMethodInfo(factoryType, methodName, new object[] { obj });
}
else
{
string methodName;
var bbase = obj as Core.BusinessBase;
if (bbase != null)
{
if (bbase.IsDeleted)
{
methodName = "DataPortal_DeleteSelf";
}
else
if (bbase.IsNew)
{
methodName = "DataPortal_Insert";
}
else
{
methodName = "DataPortal_Update";
}
}
else if (obj is Core.ICommandObject)
{
methodName = "DataPortal_Execute";
}
else
{
methodName = "DataPortal_Update";
}
method = DataPortalMethodCache.GetMethodInfo(obj.GetType(), methodName);
}
#if !(ANDROID || IOS) && !NETFX_CORE
context.TransactionalType = method.TransactionalAttribute.TransactionType;
#else
context.TransactionalType = method.TransactionalType;
#endif
IDataPortalServer portal;
#if !(ANDROID || IOS) && !NETFX_CORE
switch (method.TransactionalAttribute.TransactionType)
{
#if !MONO
case TransactionalTypes.EnterpriseServices:
portal = GetServicedComponentPortal(method.TransactionalAttribute);
try
{
result = await portal.Update(obj, context, isSync).ConfigureAwait(false);
}
finally
{
((System.EnterpriseServices.ServicedComponent)portal).Dispose();
}
break;
#endif
case TransactionalTypes.TransactionScope:
portal = new TransactionalDataPortal(method.TransactionalAttribute);
result = await portal.Update(obj, context, isSync).ConfigureAwait(false);
break;
default:
portal = new DataPortalBroker();
result = await portal.Update(obj, context, isSync).ConfigureAwait(false);
break;
}
#else
portal = new DataPortalBroker();
result = await portal.Update(obj, context, isSync).ConfigureAwait(false);
#endif
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = obj, Result = result, Operation = operation, IsSync = isSync
});
return(result);
}
catch (Csla.Server.DataPortalException ex)
{
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = obj, Exception = ex, Operation = operation, IsSync = isSync
});
throw;
}
catch (AggregateException ex)
{
Exception error = null;
if (ex.InnerExceptions.Count > 0)
{
error = ex.InnerExceptions[0].InnerException;
}
else
{
error = ex;
}
var fex = DataPortal.NewDataPortalException(
"DataPortal.Update " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(obj.GetType(), obj, null, "DataPortal.Update", error),
obj);
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = obj, Exception = fex, Operation = operation, IsSync = isSync
});
throw fex;
}
catch (Exception ex)
{
var fex = DataPortal.NewDataPortalException(
"DataPortal.Update " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(obj.GetType(), obj, null, "DataPortal.Update", ex),
obj);
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = obj, Exception = fex, Operation = operation, IsSync = isSync
});
throw fex;
}
finally
{
ClearContext(context);
}
}
public async Task<DataPortalResult> Update(object obj, DataPortalContext context, bool isSync)
{
var portal = new DataPortalSelector();
return await portal.Update(obj, context, isSync).ConfigureAwait(false);
}
private CriteriaRequest GetRequest(ISerializationFormatter formatter, Type objectType, object criteria, DataPortalContext context)
{
CriteriaRequest request = new CriteriaRequest();
request.ClientContext = formatter.Serialize(Csla.ApplicationContext.ClientContext);
request.ClientCulture = System.Threading.Thread.CurrentThread.CurrentCulture.Name;
request.ClientUICulture = System.Threading.Thread.CurrentThread.CurrentUICulture.Name;
request.CriteriaData = formatter.Serialize(criteria);
request.GlobalContext = formatter.Serialize(Csla.ApplicationContext.GlobalContext);
request.Principal = formatter.Serialize(Csla.ApplicationContext.User);
request.TypeName = objectType.AssemblyQualifiedName;
request = ConvertRequest(request);
return request;
}
public async Task <DataPortalResult> Fetch(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
var portal = new DataPortalBroker();
return(await portal.Fetch(objectType, criteria, context, isSync).ConfigureAwait(false));
}
private async Task <object> DoCreateAsync(Type objectType, object criteria, bool isSync)
{
Server.DataPortalResult result = null;
Server.DataPortalContext dpContext = null;
try
{
DataPortal.OnDataPortalInitInvoke(null);
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.CreateObject, objectType))
{
throw new Csla.Security.SecurityException(string.Format(
Resources.UserNotAuthorizedException,
"create",
objectType.Name));
}
var method = Server.DataPortalMethodCache.GetCreateMethod(objectType, criteria);
DataPortalClient.IDataPortalProxy proxy;
proxy = GetDataPortalProxy(objectType, method.RunLocal);
dpContext =
new Csla.Server.DataPortalContext(GetPrincipal(), proxy.IsServerRemote);
DataPortal.OnDataPortalInvoke(new DataPortalEventArgs(dpContext, objectType, criteria, DataPortalOperations.Create));
try
{
result = await proxy.Create(objectType, criteria, dpContext, isSync);
GlobalContext = result.GlobalContext;
if (isSync && proxy.IsServerRemote)
{
ApplicationContext.ContextManager.SetGlobalContext(GlobalContext);
}
}
catch (AggregateException ex)
{
if (ex.InnerExceptions.Count > 0)
{
var dpe = ex.InnerExceptions[0] as Server.DataPortalException;
if (dpe != null)
{
HandleCreateDataPortalException(dpe, isSync, proxy);
}
}
throw new DataPortalException(
string.Format("DataPortal.Create {0}", Resources.Failed),
ex, null);
}
catch (Server.DataPortalException ex)
{
HandleCreateDataPortalException(ex, isSync, proxy);
}
DataPortal.OnDataPortalInvokeComplete(new DataPortalEventArgs(dpContext, objectType, criteria, DataPortalOperations.Create));
}
catch (Exception ex)
{
DataPortal.OnDataPortalInvokeComplete(new DataPortalEventArgs(dpContext, objectType, criteria, DataPortalOperations.Create, ex));
throw;
}
return(result.ReturnObject);
}
internal async Task <T> DoUpdateAsync(T obj, bool isSync)
{
Server.DataPortalResult result = null;
Server.DataPortalContext dpContext = null;
DataPortalOperations operation = DataPortalOperations.Update;
Type objectType = obj.GetType();
try
{
DataPortal.OnDataPortalInitInvoke(null);
Csla.Server.DataPortalMethodInfo method = null;
var factoryInfo = Csla.Server.ObjectFactoryAttribute.GetObjectFactoryAttribute(objectType);
if (factoryInfo != null)
{
var factoryType = Csla.Server.FactoryDataPortal.FactoryLoader.GetFactoryType(factoryInfo.FactoryTypeName);
if (obj is Core.ICommandObject)
{
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.EditObject, obj))
{
throw new Csla.Security.SecurityException(string.Format(Resources.UserNotAuthorizedException,
"execute",
objectType.Name));
}
if (factoryType != null)
{
method = Server.DataPortalMethodCache.GetMethodInfo(factoryType, factoryInfo.ExecuteMethodName, new object[] { obj });
}
}
else
{
var bbase = obj as Core.BusinessBase;
if (bbase != null)
{
if (bbase.IsDeleted)
{
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.DeleteObject, obj))
{
throw new Csla.Security.SecurityException(string.Format(Resources.UserNotAuthorizedException,
"delete",
objectType.Name));
}
if (factoryType != null)
{
method = Server.DataPortalMethodCache.GetMethodInfo(factoryType, factoryInfo.DeleteMethodName,
new object[] { obj });
}
}
// must check the same authorization rules as for DataPortal_XYZ methods
else if (bbase.IsNew)
{
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.CreateObject, obj))
{
throw new Csla.Security.SecurityException(string.Format(Resources.UserNotAuthorizedException,
"create",
objectType.Name));
}
if (factoryType != null)
{
method = Server.DataPortalMethodCache.GetMethodInfo(factoryType, factoryInfo.UpdateMethodName,
new object[] { obj });
}
}
else
{
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.EditObject, obj))
{
throw new Csla.Security.SecurityException(string.Format(Resources.UserNotAuthorizedException,
"save",
objectType.Name));
}
if (factoryType != null)
{
method = Server.DataPortalMethodCache.GetMethodInfo(factoryType, factoryInfo.UpdateMethodName,
new object[] { obj });
}
}
}
else
{
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.EditObject, obj))
{
throw new Csla.Security.SecurityException(string.Format(Resources.UserNotAuthorizedException,
"save",
objectType.Name));
}
if (factoryType != null)
{
method = Server.DataPortalMethodCache.GetMethodInfo(factoryType, factoryInfo.UpdateMethodName,
new object[] { obj });
}
}
}
if (method == null)
{
method = new Csla.Server.DataPortalMethodInfo();
}
}
else
{
string methodName;
if (obj is Core.ICommandObject)
{
methodName = "DataPortal_Execute";
operation = DataPortalOperations.Execute;
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.EditObject, obj))
{
throw new Csla.Security.SecurityException(string.Format(Resources.UserNotAuthorizedException,
"execute",
objectType.Name));
}
}
else
{
var bbase = obj as Core.BusinessBase;
if (bbase != null)
{
if (bbase.IsDeleted)
{
methodName = "DataPortal_DeleteSelf";
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.DeleteObject, obj))
{
throw new Csla.Security.SecurityException(string.Format(Resources.UserNotAuthorizedException,
"delete",
objectType.Name));
}
}
else
if (bbase.IsNew)
{
methodName = "DataPortal_Insert";
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.CreateObject, obj))
{
throw new Csla.Security.SecurityException(string.Format(Resources.UserNotAuthorizedException,
"create",
objectType.Name));
}
}
else
{
methodName = "DataPortal_Update";
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.EditObject, obj))
{
throw new Csla.Security.SecurityException(string.Format(Resources.UserNotAuthorizedException,
"save",
objectType.Name));
}
}
}
else
{
methodName = "DataPortal_Update";
if (!Csla.Rules.BusinessRules.HasPermission(Rules.AuthorizationActions.EditObject, obj))
{
throw new Csla.Security.SecurityException(string.Format(Resources.UserNotAuthorizedException,
"save",
objectType.Name));
}
}
}
method = Server.DataPortalMethodCache.GetMethodInfo(obj.GetType(), methodName);
}
DataPortalClient.IDataPortalProxy proxy;
proxy = GetDataPortalProxy(objectType, method.RunLocal);
dpContext =
new Server.DataPortalContext(GetPrincipal(), proxy.IsServerRemote);
DataPortal.OnDataPortalInvoke(new DataPortalEventArgs(dpContext, objectType, obj, operation));
try
{
if (!proxy.IsServerRemote && ApplicationContext.AutoCloneOnUpdate)
{
// when using local data portal, automatically
// clone original object before saving
ICloneable cloneable = obj as ICloneable;
if (cloneable != null)
{
obj = (T)cloneable.Clone();
}
}
result = await proxy.Update(obj, dpContext, isSync);
}
catch (AggregateException ex)
{
if (ex.InnerExceptions.Count > 0)
{
var dpe = ex.InnerExceptions[0] as Server.DataPortalException;
if (dpe != null)
{
HandleUpdateDataPortalException(dpe, isSync, proxy);
}
}
throw new DataPortalException(
string.Format("DataPortal.Update {0}", Resources.Failed),
ex, null);
}
catch (Server.DataPortalException ex)
{
HandleUpdateDataPortalException(ex, isSync, proxy);
}
GlobalContext = result.GlobalContext;
if (proxy.IsServerRemote && isSync)
{
ApplicationContext.ContextManager.SetGlobalContext(GlobalContext);
}
DataPortal.OnDataPortalInvokeComplete(new DataPortalEventArgs(dpContext, objectType, obj, operation));
}
catch (Exception ex)
{
DataPortal.OnDataPortalInvokeComplete(new DataPortalEventArgs(dpContext, objectType, obj, operation, ex));
throw;
}
return((T)result.ReturnObject);
}
/// <summary>
/// Create a new business object.
/// </summary>
/// <param name="objectType">Type of business object to create.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
public async Task <DataPortalResult> Create(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
try
{
context.FactoryInfo = ObjectFactoryAttribute.GetObjectFactoryAttribute(objectType);
if (context.FactoryInfo == null)
{
var dp = new SimpleDataPortal();
return(await dp.Create(objectType, criteria, context, isSync).ConfigureAwait(false));
}
else
{
var dp = new FactoryDataPortal();
return(await dp.Create(objectType, criteria, context, isSync).ConfigureAwait(false));
}
}
catch (DataPortalException)
{
throw;
}
catch (Exception ex)
{
throw DataPortal.NewDataPortalException(
"DataPortal.Create " + Resources.FailedOnServer,
ex, null);
}
}
public DataPortalResult Update(object obj, DataPortalContext context)
{
Thread t = new Thread(DoUpdate);
UpdateTask task = new UpdateTask();
task.Obj = obj;
task.Context = context;
t.Start(task);
t.Join();
return task.Result;
}
private void SetContext(DataPortalContext context)
{
_oldLocation = Csla.ApplicationContext.LogicalExecutionLocation;
ApplicationContext.SetLogicalExecutionLocation(ApplicationContext.LogicalExecutionLocations.Server);
// if the dataportal is not remote then
// do nothing
if (!context.IsRemotePortal)
{
return;
}
// set the context value so everyone knows the
// code is running on the server
ApplicationContext.SetExecutionLocation(ApplicationContext.ExecutionLocations.Server);
// set the app context to the value we got from the
// client
ApplicationContext.SetContext(context.ClientContext, context.GlobalContext);
// set the thread's culture to match the client
#if !PCL46 // rely on NuGet bait-and-switch for actual implementation
#if NETCORE
System.Globalization.CultureInfo.CurrentCulture =
new System.Globalization.CultureInfo(context.ClientCulture);
System.Globalization.CultureInfo.CurrentUICulture =
new System.Globalization.CultureInfo(context.ClientUICulture);
#elif NETFX_CORE
var list = new System.Collections.ObjectModel.ReadOnlyCollection <string>(new List <string> {
context.ClientUICulture
});
Windows.ApplicationModel.Resources.Core.ResourceContext.GetForCurrentView().Languages = list;
list = new System.Collections.ObjectModel.ReadOnlyCollection <string>(new List <string> {
context.ClientCulture
});
Windows.ApplicationModel.Resources.Core.ResourceContext.GetForCurrentView().Languages = list;
#else
System.Threading.Thread.CurrentThread.CurrentCulture =
new System.Globalization.CultureInfo(context.ClientCulture);
System.Threading.Thread.CurrentThread.CurrentUICulture =
new System.Globalization.CultureInfo(context.ClientUICulture);
#endif
#endif
if (ApplicationContext.AuthenticationType == "Windows")
{
// When using integrated security, Principal must be null
if (context.Principal != null)
{
Csla.Security.SecurityException ex =
new Csla.Security.SecurityException(Resources.NoPrincipalAllowedException);
//ex.Action = System.Security.Permissions.SecurityAction.Deny;
throw ex;
}
#if !(ANDROID || IOS) && !NETFX_CORE
// Set .NET to use integrated security
AppDomain.CurrentDomain.SetPrincipalPolicy(PrincipalPolicy.WindowsPrincipal);
#endif
}
else
{
// We expect the some Principal object
if (context.Principal == null)
{
Csla.Security.SecurityException ex =
new Csla.Security.SecurityException(
Resources.BusinessPrincipalException + " Nothing");
//ex.Action = System.Security.Permissions.SecurityAction.Deny;
throw ex;
}
ApplicationContext.User = context.Principal;
}
}
public DataPortalResult Delete(Type objectType, object criteria, DataPortalContext context)
{
Thread t = new Thread(DoDelete);
DeleteTask task = new DeleteTask();
task.ObjectType = objectType;
task.Criteria = criteria;
task.Context = context;
t.Start(task);
t.Join();
return task.Result;
}
public async Task<DataPortalResult> Fetch(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
var portal = new DataPortalSelector();
return await portal.Fetch(objectType, criteria, context, isSync).ConfigureAwait(false);
}
/// <summary>
/// Called by the client-side DataPortal to delete an object.
/// </summary>
/// <remarks>
/// This method delegates to
/// <see cref="SimpleDataPortal">SimpleDataPortal</see>
/// but wraps that call within a
/// <see cref="TransactionScope">TransactionScope</see>
/// to provide transactional support via
/// System.Transactions.
/// </remarks>
/// <param name="objectType">Type of business object to create.</param>
/// <param name="criteria">Object-specific criteria.</param>
/// <param name="context">Context data from the client.</param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
public async Task <DataPortalResult> Delete(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
DataPortalResult result;
using (TransactionScope tr = CreateTransactionScope())
{
var portal = new DataPortalBroker();
result = await portal.Delete(objectType, criteria, context, isSync).ConfigureAwait(false);
tr.Complete();
}
return(result);
}
public async Task<DataPortalResult> Create(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
var task = new CreateTask{
ObjectType = objectType,
Criteria = criteria,
Context = context
};
if (isSync)
DoCreate(task);
else
await Task.Factory.StartNew(DoCreate, task);
if (task.ResultException != null)
throw task.ResultException;
return task.Result;
}
private UpdateRequest GetRequest(ISerializationFormatter formatter, object obj, DataPortalContext context)
{
UpdateRequest request = new UpdateRequest();
request.ClientContext = formatter.Serialize(Csla.ApplicationContext.ClientContext);
request.ClientCulture = System.Threading.Thread.CurrentThread.CurrentCulture.Name;
request.ClientUICulture = System.Threading.Thread.CurrentThread.CurrentUICulture.Name;
request.GlobalContext = formatter.Serialize(Csla.ApplicationContext.GlobalContext);
request.Principal = formatter.Serialize(Csla.ApplicationContext.User);
request.ObjectData = formatter.Serialize(obj);
request = ConvertRequest(request);
return request;
}
/// <summary>
/// Called by <see cref="DataPortal" /> to update a
/// business object.
/// </summary>
/// <param name="obj">The business object to update.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
#pragma warning disable 1998
public async Task<DataPortalResult> Update(object obj, DataPortalContext context, bool isSync)
#pragma warning restore 1998
{
DataPortalResult result = null;
try
{
if (isSync)
throw new NotSupportedException("isSync == true");
var client = GetClient();
if (this.Timeout > 0)
client.Timeout = TimeSpan.FromMilliseconds(this.Timeout);
var request = GetBaseUpdateCriteriaRequest();
request.ObjectData = MobileFormatter.Serialize(obj);
request = ConvertRequest(request);
var serialized = Csla.Serialization.Mobile.MobileFormatter.Serialize(request);
var httpRequest = new HttpRequestMessage(HttpMethod.Post, string.Format("{0}?operation=update", DataPortalUrl));
httpRequest.Content = new ByteArrayContent(serialized);
var httpResponse = await client.SendAsync(httpRequest);
httpResponse.EnsureSuccessStatusCode();
serialized = await httpResponse.Content.ReadAsByteArrayAsync();
var response = (Csla.Server.Hosts.HttpChannel.HttpResponse)Csla.Serialization.Mobile.MobileFormatter.Deserialize(serialized);
response = ConvertResponse(response);
var globalContext = (ContextDictionary)MobileFormatter.Deserialize(response.GlobalContext);
if (response != null && response.ErrorData == null)
{
var newobj = MobileFormatter.Deserialize(response.ObjectData);
result = new DataPortalResult(newobj, null, globalContext);
}
else if (response != null && response.ErrorData != null)
{
var ex = new DataPortalException(response.ErrorData);
result = new DataPortalResult(null, ex, globalContext);
}
else
{
throw new DataPortalException("null response", null);
}
}
catch (Exception ex)
{
result = new DataPortalResult(null, ex, null);
}
if (result.Error != null)
throw result.Error;
return result;
}
/// <summary>
/// Get an existing business object.
/// </summary>
/// <param name="objectType">Type of business object to retrieve.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
public async Task <DataPortalResult> Fetch(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
try
{
SetContext(context);
Initialize(new InterceptArgs {
ObjectType = objectType, Parameter = criteria, Operation = DataPortalOperations.Fetch, IsSync = isSync
});
AuthorizeRequest(new AuthorizeRequest(objectType, criteria, DataPortalOperations.Fetch));
DataPortalResult result;
DataPortalMethodInfo method = DataPortalMethodCache.GetFetchMethod(objectType, criteria);
IDataPortalServer portal;
#if !SILVERLIGHT && !NETFX_CORE
switch (method.TransactionalAttribute.TransactionType)
{
#if !MONO
case TransactionalTypes.EnterpriseServices:
portal = GetServicedComponentPortal(method.TransactionalAttribute);
try
{
result = await portal.Fetch(objectType, criteria, context, isSync);
}
finally
{
((System.EnterpriseServices.ServicedComponent)portal).Dispose();
}
break;
#endif
case TransactionalTypes.TransactionScope:
portal = new TransactionalDataPortal(method.TransactionalAttribute);
result = await portal.Fetch(objectType, criteria, context, isSync);
break;
default:
portal = new DataPortalSelector();
result = await portal.Fetch(objectType, criteria, context, isSync);
break;
}
#else
portal = new DataPortalSelector();
result = await portal.Fetch(objectType, criteria, context, isSync);
#endif
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = criteria, Result = result, Operation = DataPortalOperations.Fetch, IsSync = isSync
});
return(result);
}
catch (Csla.Server.DataPortalException ex)
{
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = criteria, Exception = ex, Operation = DataPortalOperations.Fetch, IsSync = isSync
});
throw;
}
catch (AggregateException ex)
{
Exception error = null;
if (ex.InnerExceptions.Count > 0)
{
error = ex.InnerExceptions[0].InnerException;
}
else
{
error = ex;
}
var fex = DataPortal.NewDataPortalException(
"DataPortal.Fetch " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(objectType, criteria, "DataPortal.Fetch", error),
null);
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = criteria, Exception = fex, Operation = DataPortalOperations.Fetch, IsSync = isSync
});
throw fex;
}
catch (Exception ex)
{
var fex = DataPortal.NewDataPortalException(
"DataPortal.Fetch " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(objectType, criteria, "DataPortal.Fetch", ex),
null);
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = criteria, Exception = fex, Operation = DataPortalOperations.Fetch, IsSync = isSync
});
throw fex;
}
finally
{
ClearContext(context);
}
}
public async Task <DataPortalResult> Create(
Type objectType, object criteria, DataPortalContext context, bool isSync)
{
return(await portal.Create(objectType, criteria, context, isSync).ConfigureAwait(false));
}
/// <summary>
/// Delete a business object.
/// </summary>
/// <param name="objectType">Type of business object to create.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
public async Task <DataPortalResult> Delete(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
try
{
SetContext(context);
Initialize(new InterceptArgs {
ObjectType = objectType, Parameter = criteria, Operation = DataPortalOperations.Delete, IsSync = isSync
});
AuthorizeRequest(new AuthorizeRequest(objectType, criteria, DataPortalOperations.Delete));
DataPortalResult result;
DataPortalMethodInfo method;
var factoryInfo = ObjectFactoryAttribute.GetObjectFactoryAttribute(objectType);
if (factoryInfo != null)
{
var factoryType = FactoryDataPortal.FactoryLoader.GetFactoryType(factoryInfo.FactoryTypeName);
string methodName = factoryInfo.DeleteMethodName;
method = Server.DataPortalMethodCache.GetMethodInfo(factoryType, methodName, criteria);
}
else
{
method = DataPortalMethodCache.GetMethodInfo(objectType, "DataPortal_Delete", criteria);
}
IDataPortalServer portal;
#if !(ANDROID || IOS) && !NETFX_CORE
switch (method.TransactionalAttribute.TransactionType)
{
#if !MONO
case TransactionalTypes.EnterpriseServices:
portal = GetServicedComponentPortal(method.TransactionalAttribute);
try
{
result = await portal.Delete(objectType, criteria, context, isSync).ConfigureAwait(false);
}
finally
{
((System.EnterpriseServices.ServicedComponent)portal).Dispose();
}
break;
#endif
case TransactionalTypes.TransactionScope:
portal = new TransactionalDataPortal(method.TransactionalAttribute);
result = await portal.Delete(objectType, criteria, context, isSync).ConfigureAwait(false);
break;
default:
portal = new DataPortalBroker();
result = await portal.Delete(objectType, criteria, context, isSync).ConfigureAwait(false);
break;
}
#else
portal = new DataPortalBroker();
result = await portal.Delete(objectType, criteria, context, isSync).ConfigureAwait(false);
#endif
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = criteria, Result = result, Operation = DataPortalOperations.Delete, IsSync = isSync
});
return(result);
}
catch (Csla.Server.DataPortalException ex)
{
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = criteria, Exception = ex, Operation = DataPortalOperations.Delete, IsSync = isSync
});
throw;
}
catch (AggregateException ex)
{
Exception error = null;
if (ex.InnerExceptions.Count > 0)
{
error = ex.InnerExceptions[0].InnerException;
}
else
{
error = ex;
}
var fex = DataPortal.NewDataPortalException(
"DataPortal.Delete " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(objectType, criteria, "DataPortal.Delete", error),
null);
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = criteria, Exception = fex, Operation = DataPortalOperations.Delete, IsSync = isSync
});
throw fex;
}
catch (Exception ex)
{
var fex = DataPortal.NewDataPortalException(
"DataPortal.Delete " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(objectType, criteria, "DataPortal.Delete", ex),
null);
Complete(new InterceptArgs {
ObjectType = objectType, Parameter = criteria, Exception = fex, Operation = DataPortalOperations.Delete, IsSync = isSync
});
throw fex;
}
finally
{
ClearContext(context);
}
}
/// <summary>
/// Called by <see cref="DataPortal" /> to delete a
/// business object.
/// </summary>
/// <param name="objectType">Type of business object to create.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
#pragma warning disable 1998
public async Task<DataPortalResult> Delete(Type objectType, object criteria, DataPortalContext context, bool isSync)
#pragma warning restore 1998
{
DataPortalResult result = null;
try
{
if (isSync)
throw new NotSupportedException("isSync == true");
var client = GetClient();
if (this.Timeout > 0)
client.Timeout = TimeSpan.FromMilliseconds(this.Timeout);
var request = GetBaseCriteriaRequest();
request.TypeName = AssemblyNameTranslator.GetAssemblyQualifiedName(objectType.AssemblyQualifiedName);
if (!(criteria is IMobileObject))
{
criteria = new PrimitiveCriteria(criteria);
}
request.CriteriaData = MobileFormatter.Serialize(criteria);
request = ConvertRequest(request);
var serialized = MobileFormatter.Serialize(request);
var httpRequest = new HttpRequestMessage(HttpMethod.Post, string.Format("{0}?operation=delete", DataPortalUrl));
httpRequest.Content = new ByteArrayContent(serialized);
var httpResponse = await client.SendAsync(httpRequest);
httpResponse.EnsureSuccessStatusCode();
serialized = await httpResponse.Content.ReadAsByteArrayAsync();
var response = (Csla.Server.Hosts.HttpChannel.HttpResponse)MobileFormatter.Deserialize(serialized);
response = ConvertResponse(response);
var globalContext = (ContextDictionary)MobileFormatter.Deserialize(response.GlobalContext);
if (response != null && response.ErrorData == null)
{
result = new DataPortalResult(null, null, globalContext);
}
else if (response != null && response.ErrorData != null)
{
var ex = new DataPortalException(response.ErrorData);
result = new DataPortalResult(null, ex, globalContext);
}
else
{
throw new DataPortalException("null response", null);
}
}
catch (Exception ex)
{
result = new DataPortalResult(null, ex, null);
}
if (result.Error != null)
throw result.Error;
return result;
}
/// <summary>
/// Called by <see cref="DataPortal" /> to delete a
/// business object.
/// </summary>
/// <param name="objectType">Type of business object to create.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
/// <param name="isSync">True if the client-side proxy should synchronously invoke the server.</param>
#pragma warning disable 1998
public async Task<DataPortalResult> Delete(Type objectType, object criteria, DataPortalContext context, bool isSync)
#pragma warning restore 1998
{
var request = GetBaseCriteriaRequest();
request.TypeName = objectType.AssemblyQualifiedName;
if (!(criteria is IMobileObject))
{
criteria = new PrimitiveCriteria(criteria);
}
request.CriteriaData = MobileFormatter.Serialize(criteria);
request = ConvertRequest(request);
var proxy = GetProxy();
DataPortalResult result = null;
try
{
var response = await proxy.DeleteAsync(request);
response = ConvertResponse(response);
var globalContext = (ContextDictionary)MobileFormatter.Deserialize(response.GlobalContext);
if (response != null && response.ErrorData == null)
{
result = new DataPortalResult(null, null, globalContext);
}
else if (response != null && response.ErrorData != null)
{
var ex = new DataPortalException(response.ErrorData);
result = new DataPortalResult(null, ex, globalContext);
}
else
{
throw new DataPortalException("null response", null);
}
}
catch (Exception ex)
{
result = new DataPortalResult(null, ex, null);
}
if (result.Error != null)
throw result.Error;
return result;
}
private void ClearContext(DataPortalContext context)
{
ApplicationContext.SetLogicalExecutionLocation(_oldLocation);
// if the dataportal is not remote then
// do nothing
if (!context.IsRemotePortal) return;
ApplicationContext.Clear();
if (ApplicationContext.AuthenticationType != "Windows")
ApplicationContext.User = null;
}
public async Task <DataPortalResult> Update(object obj, DataPortalContext context, bool isSync)
{
var portal = new DataPortalBroker();
return(await portal.Update(obj, context, isSync).ConfigureAwait(false));
}
public async Task<DataPortalResult> Update(object obj, DataPortalContext context, bool isSync)
{
//Security.BusinessPrincipal
//var temp = new DataPortalContext(new UnauthenticatedPrincipal(), context.IsRemotePortal);
var task =
new UpdateTask
{
Obj = obj,
Context = context
};
if (isSync)
DoUpdate(task);
else
await Task.Factory.StartNew(DoUpdate, task);
if (task.ResultException != null)
throw task.ResultException;
return task.Result;
}
