/// <summary>
/// 将InnerException.Data转换为Xml字符串
/// <para>不支持Data中Value是集合数组形式存储</para>
/// </summary>
/// <param name="frameworkException">FrameworkException</param>
/// <returns>Xml字符串</returns>
/// 时间：2016-02-26 13:19
/// 备注：
public static string ParseInnerDataToXmlString(this FrameworkException frameworkException)
{
ValidateOperator.Begin().NotNull(frameworkException, "FrameworkException");
string _xmlString = string.Empty;
if (frameworkException.InnerException != null)
{
if (frameworkException.InnerException.Data != null)
{
SerializableDictionary <string, string> _seriableDic = new SerializableDictionary <string, string>();
foreach (DictionaryEntry data in frameworkException.InnerException.Data)
{
_seriableDic.Add(data.Key.ToStringOrDefault(string.Empty), data.Value.ToStringOrDefault(string.Empty));
}
using (StringWriter sw = new StringWriter())
{
using (XmlTextWriter writer = new XmlTextWriter(sw))
{
writer.Formatting = Formatting.Indented;
_seriableDic.WriteXml(writer);
writer.Flush();
_xmlString = sw.ToString().Trim();
}
}
}
}
return(_xmlString);
}
static void Main(string[] args)
{
try
{
ArgumentNullException argumentNull2 = new ArgumentNullException("yyyyyy is null");
NotImplementedException e = new NotImplementedException("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", argumentNull2);
ArgumentNullException argumentNull = new ArgumentNullException("xxx is null", e);
argumentNull.Data["KeyArgument"] = "Null Argument";
FrameworkException exception = new FrameworkException("a message from frameworkException", argumentNull);
exception.Data["Key"] = "Some";
throw exception;
}
catch (FrameworkException exception)
{
foreach (object item in exception.Data.Keys)
{
Console.WriteLine($"{item.ToString()} : {exception.Data[item].ToString()}");
}
Console.WriteLine(exception);
}
}
public IFrameworkInterceptionReturn Invoker(IFrameworkInterceptionInput input)
{
var @return = new FrameworkInterceptionReturn();
object invokeResult = null;
Exception exception = null;
try
{
if (input.Method.IsStatic)
{
invokeResult = input.Method.Invoke(null, input.Arguments);
}
else
{
invokeResult = input.Method.Invoke(input.TargetObject, input.Arguments);
}
}
catch (Exception ex)
{
exception = new FrameworkException("Interceptor Exception", ex);
}
@return.Value = invokeResult;
@return.Exception = exception;
return(@return);
}
public static bool Login(string username, string password)
{
bool retVal = false;
try
{
using (CruderUserRepository userRepository = new CruderUserRepository())
{
string encryptedPassword = Definition.Cryptology.Encrypt(password);
UserEntity userInstance = userRepository.Query(q => q.Username == username && q.Password == encryptedPassword).SingleOrDefault();
if (userInstance != null)
{
UserModel model = MapUserEntityToModel(userInstance);
CruderPrincipal.Current.User = model;
RenewPrincipalIdentity();
retVal = true;
}
}
}
catch (Exception e)
{
var exception = new FrameworkException("BaseAuthorization.Login()", "An error occurred while logging on.", e);
throw exception;
}
return retVal;
}
public static bool LoginIfDevelopmentEnvironment()
{
bool retVal = false;
try
{
if (Definition.IsDevelopmentEnvironment && CruderPrincipal.Current.User == null)
{
using(CruderUserRepository userRepository = new CruderUserRepository())
{
UserEntity userInstance = userRepository.Query(user => user.Id == ConfigurationFactory.Application.DevelopmentEnvironmentUserId).SingleOrDefault();
if (userInstance != null)
{
UserModel model = MapUserEntityToModel(userInstance);
CruderPrincipal.Current.User = model;
RenewPrincipalIdentity();
retVal = true;
}
else
{
throw new FrameworkException("BaseAuthorization.LoginIfDevelopmentEnvironment()", "Development mode user has not been found.");
}
}
}
}
catch (Exception e)
{
var exception = new FrameworkException("BaseAuthorization.LoginIfDevelopmentEnvironment()", "An error occurred while logging by development mode user.", e);
throw exception;
}
return retVal;
}
public IFrameworkInterceptionReturn Invoker(IFrameworkInterceptionInput input)
{
var @return = new FrameworkInterceptionReturn();
object invokeResult = null;
Exception exception = null;
try
{
if (input.Method.IsStatic)
{
invokeResult = input.Method.Invoke(null, input.Arguments);
}
else
{
invokeResult = input.Method.Invoke(input.TargetObject, input.Arguments);
}
}
catch (Exception ex)
{
exception = new FrameworkException("Interceptor Exception", ex);
}
@return.Value = invokeResult;
@return.Exception = exception;
return @return;
}
public void ProvideFault(
Exception error,
MessageVersion version,
ref Message fault)
{
if (error is WebFaultException)
{
return;
}
object responseMessage;
HttpStatusCode responseStatusCode;
var localizer = AutofacServiceHostFactory.Container.Resolve <ILocalizer>();
if (error is UserException)
{
var userError = (UserException)error;
responseStatusCode = HttpStatusCode.BadRequest;
responseMessage = new ResponseMessage {
UserMessage = localizer[userError.Message, userError.MessageParameters], SystemMessage = userError.SystemMessage
};
}
else if (error is LegacyClientException)
{
responseStatusCode = ((LegacyClientException)error).HttpStatusCode;
responseMessage = error.Message;
}
else if (error is ClientException)
{
responseStatusCode = HttpStatusCode.BadRequest;
responseMessage = new ResponseMessage {
SystemMessage = error.Message
};
}
else
{
responseStatusCode = HttpStatusCode.InternalServerError;
responseMessage = new ResponseMessage {
SystemMessage = FrameworkException.GetInternalServerErrorMessage(localizer, error)
};
}
fault = Message.CreateMessage(version, "", responseMessage,
new System.Runtime.Serialization.Json.DataContractJsonSerializer(responseMessage.GetType()));
fault.Properties.Add(WebBodyFormatMessageProperty.Name,
new WebBodyFormatMessageProperty(WebContentFormat.Json));
fault.Properties.Add(HttpResponseMessageProperty.Name,
new HttpResponseMessageProperty {
StatusCode = responseStatusCode
});
var response = WebOperationContext.Current.OutgoingResponse;
response.ContentType = "application/json; charset=" + response.BindingWriteEncoding.WebName;
response.StatusCode = responseStatusCode;
}
public static ActionResult HandleException(FrameworkException frameworkException, IExecutionContext executionCtx, ISessionContext sessionCtx)
{
IExceptionConfig expConfig = ExceptionBag.Get(frameworkException.ErrorId.ToString());
IActionResultBuilder exceptionBuilder = ActionResultBuilderFactory.Create(expConfig.ResponseType, null);
ExceptionCommand exceptionCommand = new ExceptionCommand(expConfig);
ExceptionViewModel exceptionModel = exceptionCommand.Get(executionCtx, sessionCtx);
return exceptionBuilder.Build(exceptionModel);
}
public static ActionResult HandleException(FrameworkException frameworkException, IExecutionContext executionCtx, ISessionContext sessionCtx)
{
IExceptionConfig expConfig = ExceptionBag.Get(frameworkException.ErrorId.ToString());
IActionResultBuilder exceptionBuilder = ActionResultBuilderFactory.Create(expConfig.ResponseType, null);
ExceptionCommand exceptionCommand = new ExceptionCommand(expConfig);
ExceptionViewModel exceptionModel = exceptionCommand.Get(executionCtx, sessionCtx);
return(exceptionBuilder.Build(exceptionModel));
}
/// <summary>
/// 组装失败响应的默认方法
/// </summary>
/// <param name="exception"></param>
/// <returns></returns>
public virtual Resp BuildFailureResponse(FrameworkException exception)
{
Resp resp = new Resp();
return(new Resp()
{
Header = new SoaResponseHeader()
{
ResponseCode = exception.ErrorCode,
Remark = exception.Message
}
});
}
public (object response, int statusCode) CreateResponseFromException(Exception error)
{
object responseMessage;
int responseStatusCode;
if (error is UserException userException)
{
responseStatusCode = StatusCodes.Status400BadRequest;
responseMessage = new ResponseMessage
{
UserMessage = localizer[userException.Message, userException.MessageParameters],
SystemMessage = userException.SystemMessage
};
}
else if (error is LegacyClientException legacyClientException)
{
responseStatusCode = (int)legacyClientException.HttpStatusCode;
responseMessage = legacyClientException.Message;
}
else if (error is ClientException clientException)
{
responseStatusCode = (int)clientException.HttpStatusCode;
responseMessage = new ResponseMessage {
SystemMessage = clientException.Message
};
// HACK: Old Rhetos plugins could not specify the status code. Here we match by message convention.
if (clientException.Message == "User is not authenticated." && responseStatusCode == StatusCodes.Status400BadRequest)
{
responseStatusCode = StatusCodes.Status401Unauthorized;
}
}
else if (error is FrameworkException)
{
responseStatusCode = StatusCodes.Status500InternalServerError;
responseMessage = new ResponseMessage {
SystemMessage = FrameworkException.GetInternalServerErrorMessage(localizer, error)
};
}
else
{
responseStatusCode = StatusCodes.Status500InternalServerError;
responseMessage = new ResponseMessage()
{
SystemMessage = error.Message
};
}
return(responseMessage, responseStatusCode);
}
public void SendPasswordResetToken(SendPasswordResetTokenParameters parameters)
{
if (parameters == null)
{
throw new ClientException("It is not allowed to call this authentication service method with no parameters provided.");
}
_logger.Trace("SendPasswordResetToken " + parameters.UserName);
parameters.Validate();
const string logErrorFormat = "SendPasswordResetToken failed for {0}: {1}";
try
{
string passwordResetToken;
try
{
var tokenParameters = new GeneratePasswordResetTokenParameters
{
UserName = parameters.UserName,
TokenExpirationInMinutesFromNow = Int32.Parse(ConfigUtility.GetAppSetting("AspNetFormsAuth.SendPasswordResetToken.ExpirationInMinutes") ?? "1440")
};
passwordResetToken = GeneratePasswordResetTokenInternal(tokenParameters);
}
// Providing an error information to the client might be a security issue, because this method allows anonymous access.
catch (UserException ex)
{
_logger.Trace(logErrorFormat, parameters.UserName, ex);
return;
}
catch (ClientException ex)
{
_logger.Info(logErrorFormat, parameters.UserName, ex);
return;
}
// The plugin may choose it's own client error messages (UserException and ClientException will not be suppressed).
_sendPasswordResetTokenPlugin.Value.SendPasswordResetToken(parameters.UserName, parameters.AdditionalClientInfo, passwordResetToken);
}
catch (Exception ex)
{
if (ex is UserException || ex is ClientException)
{
ExceptionsUtility.Rethrow(ex);
}
// Don't return an internal error to the client. Log it and return a generic error message:
_logger.Error(logErrorFormat, parameters.UserName, ex);
throw new FrameworkException(FrameworkException.GetInternalServerErrorMessage(_localizer, ex));
}
}
private Task _WriteFrameworkExceptionOutput(HttpContext context, FrameworkException ex)
{
context.Response.ContentType = "application/json";
context.Response.StatusCode = (int)HttpStatusCode.Forbidden;
var _response = JsonConvert.SerializeObject(new ApiResponse <object>
{
Code = (int)context.Response.StatusCode,
Message = ex.Message,
Result = ex.ResultValue
});
return(context.Response.WriteAsync(_response));
}
/// <summary>
/// 将字符串反序列化为指定的对象
/// </summary>
/// <param name="value"></param>
/// <typeparam name="T">指定的对象</typeparam>
/// <returns></returns>
public static T DeserializeObject <T>(string value)
{
if (!string.IsNullOrEmpty(value))
{
try
{
return(Newtonsoft.Json.JsonConvert.DeserializeObject <T>(value));
}
catch (Exception ex)
{
logger.LogError(ex, "反序列化JSON失败");
throw FrameworkException.CreateNew($"反序列化JSON失败,值:{value}");
}
}
return(default(T));
}
/// <summary>
/// 将字符串反序列化为指定的对象
/// </summary>
/// <param name="value"></param>
/// <param name="t"></param>
/// <returns></returns>
public static object DeserializeObject(string value, Type t)
{
//保持与上面函数功能一致
if (string.IsNullOrEmpty(value))
{
return(t.IsValueType ? Activator.CreateInstance(t) : null);
}
try
{
return(Newtonsoft.Json.JsonConvert.DeserializeObject(value, t));
}
catch (Exception ex)
{
logger.LogError(ex, "反序列化JSON失败");
throw FrameworkException.CreateNew($"反序列化JSON失败,值:{value}");
}
}
/// <summary>
/// </summary>
/// <typeparam name="T">类型</typeparam>
/// <param name="xml">xml文档</param>
/// <returns></returns>
public static T XmlToDeserializeObject <T>(string xml)
{
try
{
System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
doc.LoadXml(xml);
if (doc.DocumentElement != null)
{
string json = Newtonsoft.Json.JsonConvert.SerializeXmlNode(doc);
return(JsonConvert.DeserializeObject <T>(json));
}
}
catch (Exception ex)
{
logger.LogError(ex, "反序列化XML失败");
throw FrameworkException.CreateNew($"反序列化XML失败,值:{xml}", ex);
}
return(default(T));
}
/// <summary>ExceptionのMessageIDを返す。</summary>
/// <param name="ex">Exception</param>
/// <returns>ExceptionのMessageID</returns>
private string GetExceptionMessageID(Exception ex)
{
// Check exception type
if (ex is BusinessSystemException)
{
// システム例外
BusinessSystemException bsEx = (BusinessSystemException)ex;
return(bsEx.messageID);
}
else if (ex is FrameworkException)
{
// フレームワーク例外
FrameworkException fxEx = (FrameworkException)ex;
return(fxEx.messageID);
}
else
{
// それ以外の例外
return("other Exception");
}
}
/// <summary>例外発生時に、エラー画面に画面遷移</summary>
/// <param name="ex">例外オブジェクト</param>
/// <remarks>他から呼び出し可能に変更（static）</remarks>
public static void TransferErrorScreen2(Exception ex)
{
#region 例外型を判別しエラーメッセージIDを取得
// エラーメッセージ
string err_msg;
// エラー情報をセッションから取得
string err_info;
// エラーのタイプ
string[] arrErrType = ex.GetType().ToString().Split('.');
string errType = arrErrType[arrErrType.Length - 1];
// エラーメッセージＩＤ
string errMsgId = "";
// #21-start
if (errType == "BusinessSystemException")
{
// システム例外
BusinessSystemException bsEx = (BusinessSystemException)ex;
errMsgId = bsEx.messageID;
}
else if (errType == "FrameworkException")
{
// フレームワーク例外
FrameworkException fxEx = (FrameworkException)ex;
errMsgId = fxEx.messageID;
}
else
{
// それ以外の例外
errMsgId = "－";
}
// #21-end
#endregion
// 2009/07/31-start
#region エラー時に、セッションを開放しないで、業務を続行可能にする処理を追加。
// 不正操作エラー or 画面遷移制御チェック エラー
if (errMsgId == "IllegalOperationCheckError" ||
errMsgId == "ScreenControlCheckError")
{
// セッションをクリアしない
HttpContext.Current.Items.Add(FxHttpContextIndex.SESSION_ABANDON_FLAG, false);
}
else
{
// セッションをクリアする
HttpContext.Current.Items.Add(FxHttpContextIndex.SESSION_ABANDON_FLAG, true);
}
#endregion
// 2009/07/31-end
#region エラー画面に表示するエラー情報を作成
err_msg = System.Environment.NewLine +
"エラーメッセージＩＤ: " + errMsgId + System.Environment.NewLine +
"エラーメッセージ: " + ex.Message.ToString();
// #19-start
err_info = System.Environment.NewLine +
"対象URL: " + HttpContext.Current.Request.Url.ToString() + System.Environment.NewLine +
"スタックトレース:" + ex.StackTrace.ToString() + System.Environment.NewLine +
"Exception.ToString():" + ex.ToString();
// #19-end
// Form情報を出力するために、遷移方法をServer.Transferに変更。
// また、情報受け渡しを、HttpContextに変更。
HttpContext.Current.Items.Add(FxHttpContextIndex.SYSTEM_EXCEPTION_MESSAGE, err_msg);
HttpContext.Current.Items.Add(FxHttpContextIndex.SYSTEM_EXCEPTION_INFORMATION, err_info);
#endregion
// エラー画面へのパスを取得 --- チェック不要（ベースクラスでチェック済み）
string errorScreenPath = GetConfigParameter.GetConfigValue(FxLiteral.ERROR_SCREEN_PATH);
// エラー画面へ画面遷移
HttpContext.Current.Server.Transfer(errorScreenPath);
}
public void ProvideFault(
Exception error,
MessageVersion version,
ref Message fault)
{
if (error is WebFaultException)
{
return;
}
object responseMessage;
HttpStatusCode responseStatusCode;
var localizer = AutofacServiceHostFactory.Container.Resolve <ILocalizer>();
if (error is UserException userException)
{
responseStatusCode = HttpStatusCode.BadRequest;
responseMessage = new ResponseMessage
{
UserMessage = localizer[userException.Message, userException.MessageParameters],
SystemMessage = userException.SystemMessage
};
}
else if (error is LegacyClientException legacyClientException)
{
responseStatusCode = legacyClientException.HttpStatusCode;
responseMessage = legacyClientException.Message;
}
else if (error is ClientException clientException)
{
responseStatusCode = clientException.HttpStatusCode;
responseMessage = new ResponseMessage {
SystemMessage = clientException.Message
};
// HACK: Old Rhetos plugins could not specify the status code. Here we match by message convention.
if (clientException.Message == "User is not authenticated." && responseStatusCode == HttpStatusCode.BadRequest)
{
responseStatusCode = HttpStatusCode.Unauthorized;
}
}
else if (error is InvalidOperationException && error.Message.StartsWith("The incoming message has an unexpected message format 'Raw'"))
{
responseStatusCode = HttpStatusCode.BadRequest;
responseMessage = new ResponseMessage
{
SystemMessage = "The incoming message has an unexpected message format 'Raw'. Set the Content-Type to 'application/json'." +
" " + FrameworkException.SeeLogMessage(error)
};
}
else if (error is SerializationException && !error.StackTrace.ToString().Contains("Rhetos"))
{
responseStatusCode = HttpStatusCode.BadRequest;
responseMessage = new ResponseMessage
{
SystemMessage = "Serialization error: Please check if the request body has a valid JSON format."
+ " " + FrameworkException.SeeLogMessage(error)
};
}
else
{
responseStatusCode = HttpStatusCode.InternalServerError;
responseMessage = new ResponseMessage {
SystemMessage = FrameworkException.GetInternalServerErrorMessage(localizer, error)
};
}
fault = Message.CreateMessage(version, "", responseMessage,
new System.Runtime.Serialization.Json.DataContractJsonSerializer(responseMessage.GetType()));
fault.Properties.Add(WebBodyFormatMessageProperty.Name,
new WebBodyFormatMessageProperty(WebContentFormat.Json));
fault.Properties.Add(HttpResponseMessageProperty.Name,
new HttpResponseMessageProperty {
StatusCode = responseStatusCode
});
var response = WebOperationContext.Current.OutgoingResponse;
response.ContentType = "application/json; charset=" + response.BindingWriteEncoding.WebName;
response.StatusCode = responseStatusCode;
}
/// <summary>
/// See ISqlUtility.InterpretSqlException.
/// </summary>
public RhetosException InterpretSqlException(Exception exception)
{
if (exception == null || exception is RhetosException)
{
return(null);
}
var sqlException = (SqlException)ExtractSqlException(exception);
if (sqlException == null)
{
return(null);
}
//=========================
// Detect user message in SQL error:
const int userErrorCode = 101; // Rhetos convention for an error raised in SQL that is intended as a message to the end user.
if (sqlException.State == userErrorCode)
{
return(new UserException(sqlException.Message, exception));
}
if (sqlException.Errors != null)
{
foreach (var sqlError in sqlException.Errors.Cast <SqlError>().OrderBy(e => e.LineNumber))
{
if (sqlError.State == userErrorCode)
{
return(new UserException(sqlError.Message, exception));
}
}
}
//=========================
// Detect system errors:
if (sqlException.Number == 229 || sqlException.Number == 230)
{
if (sqlException.Message.Contains("permission was denied"))
{
return(new FrameworkException("Rhetos server lacks sufficient database permissions for this operation. Please make sure that Rhetos Server process has db_owner role for the database.", exception));
}
}
//=========================
// Detect UNIQUE constraint:
if (sqlException.Number == 2601)
{
// See the InterpretUniqueConstraint unit test for regex coverage.
Regex messageParser = new Regex(@"^Cannot insert duplicate key row in object '(.+)' with unique index '(.+)'\.( The duplicate key value is \((.+)\)\.)?");
var parts = messageParser.Match(sqlException.Message).Groups;
var interpretedException = new UserException("It is not allowed to enter a duplicate record.", exception);
interpretedException.Info["Constraint"] = "Unique";
if (parts[1].Success)
{
interpretedException.Info["Table"] = parts[1].Value;
}
if (parts[2].Success)
{
interpretedException.Info["ConstraintName"] = parts[2].Value;
}
if (parts[4].Success)
{
interpretedException.Info["DuplicateValue"] = parts[4].Value;
}
return(interpretedException);
}
//=========================
// Detect REFERENCE constraint:
if (sqlException.Number == 547)
{
// See the InterpretReferenceConstraint unit test for regex coverage.
Regex messageParser = new Regex(@"^(The )?(.+) statement conflicted with (the )?(.+) constraint [""'](.+)[""']. The conflict occurred in database [""'](.+)[""'], table [""'](.+?)[""'](, column [""'](.+?)[""'])?");
var parts = messageParser.Match(sqlException.Message).Groups;
string action = parts[2].Value ?? "";
string constraintType = parts[4].Value ?? "";
if (_referenceConstraintTypes.Contains(constraintType))
{
UserException interpretedException = null;
if (action == "DELETE")
{
interpretedException = new UserException("It is not allowed to delete a record that is referenced by other records.", new string[] { parts[7].Value, parts[9].Value }, null, exception);
}
else if (action == "INSERT")
{
interpretedException = new UserException("It is not allowed to enter the record. The entered value references nonexistent record.", new string[] { parts[7].Value, parts[9].Value }, null, exception);
}
else if (action == "UPDATE")
{
interpretedException = new UserException("It is not allowed to edit the record. The entered value references nonexistent record.", new string[] { parts[7].Value, parts[9].Value }, null, exception);
}
if (interpretedException != null)
{
interpretedException.Info["Constraint"] = "Reference";
interpretedException.Info["Action"] = action;
if (parts[5].Success)
{
interpretedException.Info["ConstraintName"] = parts[5].Value; // The FK constraint name is ambiguous: The error does not show the schema name and the base table that the INSERT or UPDATE actually happened.
}
if (parts[7].Success)
{
interpretedException.Info[action == "DELETE" ? "DependentTable" : "ReferencedTable"] = parts[7].Value;
}
if (parts[9].Success)
{
interpretedException.Info[action == "DELETE" ? "DependentColumn" : "ReferencedColumn"] = parts[9].Value;
}
return(interpretedException);
}
}
}
//=========================
// Detect PRIMARY KEY constraint:
if (sqlException.Number == 2627 && sqlException.Message.StartsWith("Violation of PRIMARY KEY constraint"))
{
Regex messageParser = new Regex(@"^Violation of PRIMARY KEY constraint '(.+)'\. Cannot insert duplicate key in object '(.+)'\.( The duplicate key value is \((.+)\)\.)?");
var parts = messageParser.Match(sqlException.Message).Groups;
var interpretedException = new FrameworkException(InsertingDuplicateIdMessage, exception);
interpretedException.Info["Constraint"] = "Primary key";
if (parts[1].Success)
{
interpretedException.Info["ConstraintName"] = parts[1].Value;
}
if (parts[2].Success)
{
interpretedException.Info["Table"] = parts[2].Value;
}
if (parts[4].Success)
{
interpretedException.Info["DuplicateValue"] = parts[4].Value;
}
return(interpretedException);
}
return(null);
}
public ProcessingResult ExecuteInner(IList <ICommandInfo> commands, Guid executionId)
{
var authorizationMessage = _authorizationManager.Authorize(commands);
if (!string.IsNullOrEmpty(authorizationMessage))
{
return new ProcessingResult
{
UserMessage = authorizationMessage,
SystemMessage = authorizationMessage,
Success = false
}
}
;
var commandResults = new List <CommandResult>();
var stopwatch = Stopwatch.StartNew();
foreach (var commandInfo in commands)
{
try
{
_logger.Trace("Executing command {0}.", commandInfo);
var implementations = _commandRepository.GetImplementations(commandInfo.GetType());
if (implementations.Count() == 0)
{
throw new FrameworkException(string.Format(CultureInfo.InvariantCulture,
"Cannot execute command \"{0}\". There are no command implementations loaded that implement the command.", commandInfo));
}
if (implementations.Count() > 1)
{
throw new FrameworkException(string.Format(CultureInfo.InvariantCulture,
"Cannot execute command \"{0}\". It has more than one implementation registered: {1}.", commandInfo, String.Join(", ", implementations.Select(i => i.GetType().Name))));
}
var commandImplementation = implementations.Single();
_logger.Trace("Executing implementation {0}.", commandImplementation.GetType().Name);
var commandObserversForThisCommand = _commandObservers.GetImplementations(commandInfo.GetType());
stopwatch.Restart();
foreach (var commandObeserver in commandObserversForThisCommand)
{
commandObeserver.BeforeExecute(commandInfo);
_performanceLogger.Write(stopwatch, () => "ProcessingEngine: CommandObeserver.BeforeExecute " + commandObeserver.GetType().FullName);
}
CommandResult commandResult;
try
{
commandResult = commandImplementation.Execute(commandInfo);
}
finally
{
_performanceLogger.Write(stopwatch, () => "ProcessingEngine: Command executed (" + commandImplementation + ": " + commandInfo + ").");
}
_logger.Trace("Execution result message: {0}", commandResult.Message);
if (commandResult.Success)
{
foreach (var commandObeserver in commandObserversForThisCommand)
{
commandObeserver.AfterExecute(commandInfo, commandResult);
_performanceLogger.Write(stopwatch, () => "ProcessingEngine: CommandObeserver.AfterExecute " + commandObeserver.GetType().FullName);
}
}
commandResults.Add(commandResult);
if (!commandResult.Success)
{
_persistenceTransaction.DiscardChanges();
var systemMessage = "Command failed: " + commandImplementation + ", " + commandInfo + ".";
return(LogAndReturnError(commandResults, systemMessage + " " + commandResult.Message, systemMessage, commandResult.Message, null, commands, executionId));
}
}
catch (Exception ex)
{
_persistenceTransaction.DiscardChanges();
if (ex is TargetInvocationException && ex.InnerException is RhetosException)
{
_logger.Trace(() => "Unwrapping exception: " + ex.ToString());
ex = ex.InnerException;
}
string userMessage = null;
string systemMessage = null;
ex = _sqlUtility.InterpretSqlException(ex) ?? ex;
if (ex is UserException)
{
var userException = (UserException)ex;
userMessage = _localizer[userException.Message, userException.MessageParameters]; // TODO: Remove this code after cleaning the double layer of exceptions in the server response call stack.
systemMessage = userException.SystemMessage;
}
else if (ex is ClientException)
{
userMessage = _clientExceptionUserMessage;
systemMessage = ex.Message;
}
else
{
userMessage = null;
systemMessage = FrameworkException.GetInternalServerErrorMessage(_localizer, ex);
}
return(LogAndReturnError(commandResults, "Command failed: " + commandInfo + ".", systemMessage, userMessage, ex, commands, executionId));
}
}
return(new ProcessingResult
{
CommandResults = commandResults.ToArray(),
Success = true,
SystemMessage = null
});
}
public static DynamicQueryParameters Parse(QueryCriterias queryCriterias, Type entityType)
{
DynamicQueryParameters retVal = new DynamicQueryParameters();
try
{
retVal.Values = new object[queryCriterias.Count()];
int counter = 0;
for (int i = 0; i < queryCriterias.Count(); i++)
{
if (!string.IsNullOrWhiteSpace(retVal.Query))
{
retVal.Query = retVal.Query + " AND ";
}
var iterator = queryCriterias.Skip(i).Take(1).First();
string key = iterator.Key;
string value = iterator.Value;
string memberTypeName = string.Empty;
Type memberType = entityType;
foreach (var item in key.Split('.'))
{
if (memberType.GetProperty(item) != null)
{
memberType = memberType.GetProperty(item).PropertyType;
}
else if (memberType.GetField(item) != null)
{
memberType = memberType.GetField(item).FieldType;
}
else
{
throw new FrameworkException("QueryCriterias.ToDynamicQuery()", string.Format("No member found for given '{0}' property/field name.", item));
}
}
memberTypeName = memberType.Name.ToLowerInvariant();
if (memberTypeName.Contains("int") ||
memberTypeName.Contains("double") ||
memberTypeName.Contains("float") ||
memberTypeName.Contains("decimal"))
{
if (iterator.Option == CriteriaOptionEnum.Equals)
retVal.Query = retVal.Query + string.Format("{0}=@{1}", key, counter);
else if (iterator.Option == CriteriaOptionEnum.Greater)
retVal.Query = retVal.Query + string.Format("{0}>@{1}", key, counter);
else if (iterator.Option == CriteriaOptionEnum.NotEquals)
retVal.Query = retVal.Query + string.Format("{0}!=@{1}", key, counter);
else if (iterator.Option == CriteriaOptionEnum.Smaller)
retVal.Query = retVal.Query + string.Format("{0}<@{1}", key, counter);
retVal.Values[i] = decimal.Parse(value);
counter++;
}
else if (memberTypeName.Contains("bool") ||
memberTypeName.Contains("nullable"))
{
retVal.Query = retVal.Query + string.Format("{0}={1}", key, value.ToLowerInvariant() == "null" ? "null" : value);
counter++;
}
else if (memberType.IsEnum)
{
if (iterator.Option == CriteriaOptionEnum.Equals)
retVal.Query = retVal.Query + string.Format("{0}=\"{1}\"", key, value);
else if (iterator.Option == CriteriaOptionEnum.NotEquals)
retVal.Query = retVal.Query + string.Format("{0}!=\"{1}\"", key, value);
counter++;
}
else if (memberTypeName.Contains("string"))
{
if (iterator.Option == CriteriaOptionEnum.Equals)
retVal.Query = retVal.Query + string.Format("{0}.Equals(@{1})", key, counter);
else if (iterator.Option == CriteriaOptionEnum.NotEquals)
retVal.Query = retVal.Query + string.Format("!{0}.Equals(@{1})", key, counter);
else if (iterator.Option == CriteriaOptionEnum.Contains)
retVal.Query = retVal.Query + string.Format("{0}.Contains(@{1})", key, counter);
else if (iterator.Option == CriteriaOptionEnum.NotContains)
retVal.Query = retVal.Query + string.Format("!{0}.Contains(@{1})", key, counter);
retVal.Values[i] = value;
counter++;
}
else if (memberTypeName.Contains("guid"))
{
retVal.Query = retVal.Query + string.Format("{0}.Equals(@{1})", key, counter);
retVal.Values[i] = value;
counter++;
}
else
{
retVal.Query = retVal.Query + string.Format("{0}.Contains(@{1})", key, counter);
retVal.Values[i] = value;
counter++;
}
}
}
catch (Exception e)
{
var exception = new FrameworkException("QueryCriterias.ToDynamicQuery()", "An error occurred while Dynamic Query Parameter parsing.", e);
throw exception;
}
return retVal;
}
public static void HandleFrameworkException(FrameworkException frameworkException)
{
MessageBox.Show(frameworkException.Message, "Defraser", MessageBoxButtons.OK, MessageBoxIcon.Stop, MessageBoxDefaultButton.Button1);
}
