void LoadWaitTasks()
{
if (_taskIds == null)
{
DbTableDmlMgr dmlMgr = _daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, TaskProcessing.Constants.TaskProcessingQueue
, TaskProcessing.Constants.TaskQueueCode
, TaskProcessing.Constants.TaskId);
dmlMgr.SetWhereCondition(w => w.Column(TaskProcessing.Constants.TaskQueueCode)
!= w.Parameter(TaskProcessing.Constants.TaskQueueCode));
DbCommand dbCmd = _daMgr.BuildSelectDbCommand(dmlMgr, null);
dbCmd.Parameters[_daMgr.BuildParamName(TaskProcessing.Constants.TaskQueueCode)].Value = _taskQueueCode;
_taskIds = _daMgr.ExecuteDataSet(dbCmd, null, null).Tables[0];
foreach (DataRow taskId in _taskIds.Rows)
{
cmbWaitTasks.Items.Add(string.Format("{0}:{1}"
, taskId[TaskProcessing.Constants.TaskQueueCode]
, taskId[TaskProcessing.Constants.TaskId]));
if (_taskQueueItem != null &&
taskId[TaskProcessing.Constants.TaskQueueCode].ToString()
== _taskQueueItem[TaskProcessing.Constants.WaitTaskQueueCode].ToString())
{
cmbWaitTasks.SelectedIndex = cmbWaitTasks.Items.Count - 1;
}
}
}
}
/// <summary>
/// Builds the DbCommand that returns the list of dependent tasks
/// and their dependent tasks for a given WaitTaskQueueCode
/// </summary>
/// <param name="daMgr">DataAccessMgr object</param>
/// <returns>DbCommand Object with DbNull Parameter values</returns>
static DbCommand GetDependentTasksCmd(DataAccessMgr daMgr)
{
StringBuilder sb = new StringBuilder();
// we do not have any helper functions to build a recursive query; so we
// are building this manually.
sb.AppendFormat("WITH Dependencies ({0}, {1}, Level){2} AS{2} ({2}"
, TaskProcessing.Constants.TaskQueueCode
, TaskProcessing.Constants.WaitTaskQueueCode
, Environment.NewLine);
sb.AppendFormat("SELECT tpq.{0}, {1}, 1 AS Level{2}"
, TaskProcessing.Constants.TaskQueueCode
, TaskProcessing.Constants.WaitTaskQueueCode
, Environment.NewLine);
sb.AppendFormat("FROM {0}.{1} tpq{2}"
, DataAccess.Constants.SCHEMA_CORE
, TaskProcessing.Constants.TaskProcessingQueue
, Environment.NewLine);
sb.AppendFormat("INNER JOIN {0}.{1} td{2}"
, DataAccess.Constants.SCHEMA_CORE
, TaskProcessing.Constants.TaskDependencies
, Environment.NewLine);
sb.AppendFormat("ON tpq.{0} = td.{0}{1}UNION ALL{1}"
, TaskProcessing.Constants.TaskQueueCode
, Environment.NewLine);
sb.AppendFormat("SELECT d.{0}, td.{1}, Level + 1{2}"
, TaskProcessing.Constants.TaskQueueCode
, TaskProcessing.Constants.WaitTaskQueueCode
, Environment.NewLine);
sb.AppendFormat("FROM Dependencies d{0}"
, Environment.NewLine);
sb.AppendFormat("INNER JOIN {0}.{1} td{2}"
, DataAccess.Constants.SCHEMA_CORE
, TaskProcessing.Constants.TaskDependencies
, Environment.NewLine);
sb.AppendFormat("ON d.{0} = td.{1}{2})"
, TaskProcessing.Constants.WaitTaskQueueCode
, TaskProcessing.Constants.TaskQueueCode
, Environment.NewLine);
sb.AppendFormat("SELECT {0}, {1}, Level{2}"
, TaskProcessing.Constants.TaskQueueCode
, TaskProcessing.Constants.WaitTaskQueueCode
, Environment.NewLine);
sb.AppendFormat("FROM Dependencies d{0}"
, Environment.NewLine);
sb.AppendFormat("WHERE {0} = {1}{2};"
, TaskProcessing.Constants.WaitTaskQueueCode
, daMgr.BuildBindVariableName(TaskProcessing.Constants.WaitTaskQueueCode)
, Environment.NewLine);
DbCommand dbCmd = daMgr.BuildSelectDbCommand(sb.ToString(), null);
daMgr.AddNewParameterToCollection(dbCmd.Parameters, TaskProcessing.Constants.WaitTaskQueueCode
, DbType.Int32
, null
, 0
, ParameterDirection.Input
, DBNull.Value);
return(dbCmd);
}
static DbCommand BuildCmdGetAllUserSessionsList(DataAccessMgr daMgr)
{
DbTableDmlMgr dmlSelectMgr = daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.UserSessions);
return(daMgr.BuildSelectDbCommand(dmlSelectMgr, null));
}
/// <summary>
/// The only constructor.
/// </summary>
/// <param name="daMgr">DataAccessMgr object</param>
internal SignonControl(DataAccessMgr daMgr)
{
_daMgr = daMgr;
DataTable dt = _daMgr.ExecuteDataSet(_daMgr.BuildSelectDbCommand(
"select * from " + DataAccess.Constants.SCHEMA_CORE + "." + Constants.SignonControl
, null), null, null).Tables[0];
Refresh(dt);
}
/// <summary>
/// Returns the DbCommand to get this list of registered tasks.
/// </summary>
/// <param name="daMgr">DataAccess manager object</param>
/// <returns></returns>
static DbCommand BuildCmdGetRegisteredTasksList(DataAccessMgr daMgr)
{
// get all the columns and all the rows
DbTableDmlMgr dmlSelectMgr = daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.TaskRegistrations);
// return the DbCommand object
return(daMgr.BuildSelectDbCommand(dmlSelectMgr, null));
}
public ActionResult Users()
{
DataAccessMgr daMgr = Global.GetDataAccessMgr(this.HttpContext);
B1SampleEntities entities = new B1SampleEntities();
var query = from a in entities.UserMasters
select new { a.UserCode, a.UserId, a.FirstName };
DbCommand dbCmd = daMgr.BuildSelectDbCommand(query, null);
return(PartialView("_Users", daMgr.ExecuteCollection <UserMaster>(dbCmd, null)));
}
public ActionResult UserEditForm(int userCode)
{
B1SampleEntities entities = new B1SampleEntities();
DataAccessMgr daMgr = Global.GetDataAccessMgr(this.HttpContext);
var query = from a in entities.UserMasters
where a.UserCode == userCode
select new { a.UserCode, a.UserId, a.FirstName };
DbCommand dbCmd = daMgr.BuildSelectDbCommand(query, null);
return(PartialView(Constants._Page_UserEdit, daMgr.ExecuteCollection <UserMaster>(dbCmd, null).First()));
}
static DbCommand BuildGetUserMasterCmd(DataAccessMgr daMgr)
{
DbTableDmlMgr dmlMgr = new DbTableDmlMgr(daMgr, Constants.Schema_UserMaster, Constants.Table_UserMaster);
dmlMgr.SetWhereCondition(w => ((w.Parameter(Constants.UserId) == null) ||
w.Column(Constants.UserId) == w.Parameter(Constants.UserId)) &&
((w.Parameter(Constants.UserCode) == null) ||
w.Column(Constants.UserCode) == w.Parameter(Constants.UserCode)));
DbCommand dbCmd = daMgr.BuildSelectDbCommand(dmlMgr, null);
return(dbCmd);
}
void LoadTaskIds()
{
if (_taskIds == null)
{
DbTableDmlMgr dmlMgr = _daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, TaskProcessing.Constants.TaskRegistrations, TaskProcessing.Constants.TaskId);
_taskIds = _daMgr.ExecuteDataSet(_daMgr.BuildSelectDbCommand(dmlMgr, null), null, null).Tables[0];
foreach (DataRow taskId in _taskIds.Rows)
{
cmbTaskId.Items.Add(taskId[TaskProcessing.Constants.TaskId].ToString());
}
}
}
/// <summary>
/// Builds the DbCommand to get a list of task processing queue records
/// sorted by taskId.
/// </summary>
/// <param name="daMgr">DataAccessMgr object</param>
/// <returns>DbCommand Object with DbNull Parameter values</returns>
static DbCommand BuildCmdGetTPQListByTaskId(DataAccessMgr daMgr)
{
DbTableDmlMgr dmlSelectMgr = daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.TaskProcessingQueue);
string joinTable = dmlSelectMgr.AddJoin(DataAccess.Constants.SCHEMA_CORE
, Constants.TaskStatusCodes
, DbTableJoinType.Inner
, j => j.AliasedColumn(Constants.StatusCode)
== j.JoinAliasedColumn(Constants.StatusCode)
, Constants.StatusName);
dmlSelectMgr.AddOrderByColumnAscending(Constants.TaskId);
return(daMgr.BuildSelectDbCommand(dmlSelectMgr, null));
}
static DbCommand BuildCmdGetInActiveUserSessionsList(DataAccessMgr daMgr)
{
DbTableDmlMgr dmlSelectMgr = daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.UserSessions);
string joinTable = dmlSelectMgr.AddJoin(DataAccess.Constants.SCHEMA_CORE
, Constants.SignonControl
, DbTableJoinType.Cross, null);
string dateAdd = daMgr.FormatDateMathSql(EnumDateDiffInterval.Second
, dmlSelectMgr.AliasedColumn(joinTable, Constants.StatusSeconds),
dmlSelectMgr.Column(Constants.SessionDateTime));
dmlSelectMgr.SetWhereCondition(j => j.Function(dateAdd) <
j.Function(daMgr.GetDbTimeAs(EnumDateTimeLocale.UTC, null)));
return(daMgr.BuildSelectDbCommand(dmlSelectMgr, null));
}
/// <summary>
/// Builds the DbCommand to get a list of a task's dependencies
/// </summary>
/// <param name="daMgr">DataAccessMgr object</param>
/// <returns>DbCommand Object with DbNull Parameter values</returns>
static DbCommand BuildCmdGetTaskDependencies(DataAccessMgr daMgr)
{
DbTableDmlMgr dmlSelectMgr = daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.TaskDependencies);
string jointable = dmlSelectMgr.AddJoin(DataAccess.Constants.SCHEMA_CORE
, Constants.TaskProcessingQueue
, DbTableJoinType.Inner
, j => j.AliasedColumn(Constants.WaitTaskQueueCode)
== j.JoinAliasedColumn(Constants.TaskQueueCode)
, Constants.TaskId);
dmlSelectMgr.SetWhereCondition(w => w.Column(Constants.TaskQueueCode) == w.Parameter(Constants.TaskQueueCode));
dmlSelectMgr.AddOrderByColumnAscending(Constants.TaskQueueCode);
dmlSelectMgr.AddOrderByColumnAscending(DataAccess.Constants.SCHEMA_CORE, Constants.TaskProcessingQueue, Constants.TaskId);
return(daMgr.BuildSelectDbCommand(dmlSelectMgr, null));
}
static DbCommand BuildCmdGetAccessControlRulesList(DataAccessMgr daMgr)
{
DbTableDmlMgr dmlSelectMgr = daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.AccessControlGroups);
string joinTable = dmlSelectMgr.AddJoin(DataAccess.Constants.SCHEMA_CORE
, Constants.AccessControlGroupRules
, DbTableJoinType.Inner
, j => j.Column(Constants.AccessControlGroupCode)
== dmlSelectMgr.Column(Constants.AccessControlGroupCode)
, Constants.UIControlCode
, Constants.AccessDenied);
dmlSelectMgr.SetWhereCondition(j => j.Column(Constants.AccessControlGroupCode) ==
j.Parameter(Constants.AccessControlGroups, Constants.AccessControlGroupCode
, daMgr.BuildParamName(Constants.AccessControlGroupCode)));
return(daMgr.BuildSelectDbCommand(dmlSelectMgr, null));
}
private static DbCommand CreateAppSettingsDbCommand(DataAccessMgr dbMgr)
{
DbTableDmlMgr dmlSelect = dbMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, DataAccess.Constants.TABLE_AppConfigSettings);
dmlSelect.SetWhereCondition((t) =>
t.Column(DataAccess.Constants.TABLE_AppConfigSettings, Constants.ConfigSetName) ==
t.Parameter(DataAccess.Constants.TABLE_AppConfigSettings, Constants.ConfigSetName,
dbMgr.BuildParamName(Constants.ConfigSetName)));
dmlSelect.OrderByColumns.Add(1,
new DbQualifiedObject <DbIndexColumnStructure>(DataAccess.Constants.SCHEMA_CORE
, DataAccess.Constants.TABLE_AppConfigSettings,
dbMgr.BuildIndexColumnAscending(Constants.ConfigKey)));
DbCommand dbCmd = dbMgr.BuildSelectDbCommand(dmlSelect, 5000);
return(dbCmd);
}
/// <summary>
/// Constructor for a new application session which verifies AppId.
/// <para>To begin a new session, the Start method must be called.</para>
/// </summary>
/// <param name="daMgr">DataAccessMgr object</param>
/// <param name="appId">Application's unique string identifier</param>
/// <param name="appVersion">Application's version string</param>
/// <param name="appName">Applications's name</param>
/// <param name="heartBeatStatusHdlr">The application's delegate to call during every heartbeat to get the status</param>
public AppSession(DataAccessMgr daMgr
, string appId
, string appVersion
, string appName
, HeartbeatStatusHandler heartBeatStatusHdlr)
{
_daMgr = daMgr;
_appId = appId;
_appName = appName;
_appVersion = appVersion;
_heartbeatStatusHdlr = heartBeatStatusHdlr;
_signonControl = new SignonControl(_daMgr);
DbTableDmlMgr dmlSelectMgr = _daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.AppMaster, Constants.AppCode, Constants.AllowMultipleSessions);
dmlSelectMgr.SetWhereCondition((j) => j.Column(Constants.AppId)
== j.Parameter(dmlSelectMgr.MainTable.SchemaName
, dmlSelectMgr.MainTable.TableName
, Constants.AppId
, _daMgr.BuildParamName(Constants.AppId)));
DbCommand cmdSelect = _daMgr.BuildSelectDbCommand(dmlSelectMgr, null);
cmdSelect.Parameters[_daMgr.BuildParamName(Constants.AppId)].Value = appId;
DataTable appMaster = _daMgr.ExecuteDataSet(cmdSelect, null, null).Tables[0];
if (appMaster.Rows.Count == 0)
{
throw new ExceptionEvent(enumExceptionEventCodes.AppCodeNotFound
, string.Format("AppId: {0}", appId));
}
_appCode = Convert.ToInt32(appMaster.Rows[0][Constants.AppCode]);
_allowMultipleSessions = Convert.ToBoolean(appMaster.Rows[0][Constants.AllowMultipleSessions]);
if (!_allowMultipleSessions)
{
_appSessionCode = 0;
}
else
{
_appSessionCode = _daMgr.GetNextSequenceNumber(Constants.MultipleSessionCode);
}
}
/// <summary>
/// Increases the signon failure account for the given user identifier and returns the latest count
/// </summary>
/// <param name="daMgr">DataAccessMgr object</param>
/// <param name="userId">Unique user identifier</param>
/// <returns>The icremented count of failed attempts</returns>
static Int16 IncreaseFailedAttemptCount(DataAccessMgr daMgr, string userId)
{
DbTableDmlMgr dmlUpdate = daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.UserMaster);
DbFunctionStructure addOne = new DbFunctionStructure();
addOne.FunctionBody = string.Format("{0} + 1", Constants.FailedSignonAttempts);
dmlUpdate.AddColumn(Constants.FailedSignonAttempts
, addOne);
dmlUpdate.SetWhereCondition((j) => j.Column(Constants.UserId)
== j.Parameter(dmlUpdate.MainTable.SchemaName
, dmlUpdate.MainTable.TableName
, Constants.UserId
, daMgr.BuildParamName(Constants.UserId)));
DbCommand cmdUpdate = daMgr.BuildUpdateDbCommand(dmlUpdate);
cmdUpdate.Parameters[daMgr.BuildParamName(Constants.UserId)].Value
= userId;
DbTableDmlMgr dmlSelectMgr = daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.UserMaster
, Constants.FailedSignonAttempts);
dmlSelectMgr.SetWhereCondition((j) => j.Column(Constants.UserId)
== j.Parameter(dmlSelectMgr.MainTable.SchemaName
, dmlSelectMgr.MainTable.TableName
, Constants.UserId
, daMgr.BuildParamName(Constants.UserId)));
DbCommand cmdSelectUserMaster = daMgr.BuildSelectDbCommand(dmlSelectMgr, null);
cmdSelectUserMaster.Parameters[daMgr.BuildParamName(Constants.UserId)].Value = userId;
DbCommandMgr cmdMgr = new DbCommandMgr(daMgr);
cmdMgr.AddDbCommand(cmdUpdate);
cmdMgr.AddDbCommand(cmdSelectUserMaster);
DataTable userMaster = cmdMgr.ExecuteDataTable();
return(Convert.ToInt16(userMaster.Rows[0][Constants.FailedSignonAttempts]));
}
/// <summary>
/// Implements the user signon operation
/// </summary>
/// <param name="daMgr">DataAccessMgr object</param>
/// <param name="signonControl">SignonControl data structure</param>
/// <param name="userId">Unique user identifier</param>
/// <param name="userPassword">User's password (NULL for first time initialization)</param>
/// <param name="userEnv">Meta data about user's environment</param>
/// <param name="allowMultipleSessions">Indicates whether to allow multiple session for an account that was not setup for multiple sessions</param>
/// <returns>SignonResult data structure</returns>
public static SignonResultsStructure Signon(DataAccessMgr daMgr
, SignonControl signonControl
, string userId
, string userPassword
, UserEnvironmentStructure userEnv
, bool allowMultipleSessions = false)
{
SignonResultsStructure results = new SignonResultsStructure();
results.ResultEnum = SignonResultsEnum.Success;
results.ResultMessage = null;
DbTableDmlMgr dmlSelectMgr = daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.UserMaster
, Constants.UserCode
, Constants.UserPassword
, Constants.PasswordSalt
, Constants.SignonRestricted
, Constants.LastSignonDateTime
, Constants.FailedSignonAttempts
, Constants.ForcePasswordChange
, Constants.MultipleSignonAllowed
, Constants.DefaultAccessGroupCode);
dmlSelectMgr.SetWhereCondition((j) => j.Column(Constants.UserId)
== j.Parameter(dmlSelectMgr.MainTable.SchemaName
, dmlSelectMgr.MainTable.TableName
, Constants.UserId
, daMgr.BuildParamName(Constants.UserId)));
DbCommand cmdSelectUserMaster = daMgr.BuildSelectDbCommand(dmlSelectMgr, null);
cmdSelectUserMaster.Parameters[daMgr.BuildParamName(Constants.UserId)].Value = userId;
DbCommandMgr dbCmdMgr = new DbCommandMgr(daMgr);
dbCmdMgr.AddDbCommand(cmdSelectUserMaster);
if (!allowMultipleSessions)
{
dmlSelectMgr = daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.UserSessions
, Constants.SessionCode
, Constants.SessionDateTime
, Constants.ForceSignOff);
dmlSelectMgr.SetWhereCondition((j) => j.Column(Constants.UserId)
== j.Parameter(dmlSelectMgr.MainTable.SchemaName
, dmlSelectMgr.MainTable.TableName
, Constants.UserId
, daMgr.BuildParamName(Constants.UserId)));
DbCommand cmdSelectSessions = daMgr.BuildSelectDbCommand(dmlSelectMgr, null);
cmdSelectSessions.Parameters[daMgr.BuildParamName(Constants.UserId)].Value = userId;
dbCmdMgr.AddDbCommand(cmdSelectSessions);
}
List <string> tableNames = new List <string>();
tableNames.Add(Constants.UserMaster);
if (!allowMultipleSessions)
{
tableNames.Add(Constants.UserSessions);
}
DataSet userSigonData = dbCmdMgr.ExecuteDataSet(tableNames);
DataTable userMaster = userSigonData.Tables[Constants.UserMaster];
// see if the userId exists and that the password is correct
if (userMaster.Rows.Count == 0)
{
// userId does not exists, return an invalid credentials message
results.ResultEnum = SignonResultsEnum.InvaldCredentials;
results.ResultMessage = "Incorrect UserId or Password, please try again.";
return(results);
}
string storedUserPassword = userMaster.Rows[0][Constants.UserPassword].ToString();
string passwordSalt = userMaster.Rows[0][Constants.PasswordSalt].ToString();
userPassword = Cryptography.HashOperation.ComputeHash(HashAlgorithmTypeEnum.SHA512HashAlgorithm, userPassword, passwordSalt);
if (storedUserPassword != userPassword)
{
// invalid credentials; do not indicate whether userId or password is incorrect
results.ResultEnum = SignonResultsEnum.InvaldCredentials;
results.ResultMessage = "Incorrect UserId or Password, please try again.";
Int16 failedAttempts = IncreaseFailedAttemptCount(daMgr, userId);
// check for failed limit and restrict account
if (failedAttempts >= signonControl.SignonControlData.FailedAttemptLimit)
{
RestrictSignon(daMgr, userId);
}
return(results);
}
// Since the UserId and Password matched, we found the account,
// now check for account level restrictions
bool signonRestricted = Convert.ToBoolean(userMaster.Rows[0][Constants.SignonRestricted]);
if (signonRestricted)
{
// invalid credentials; do not indicate whether userId or password is incorrect
results.ResultEnum = SignonResultsEnum.SignonsRestricted;
results.ResultMessage = "The account is restrcited from signing on.";
return(results);
}
bool ForcePasswordChange = Convert.ToBoolean(userMaster.Rows[0][Constants.ForcePasswordChange]);
if (ForcePasswordChange)
{
// invalid credentials; do not indicate whether userId or password is incorrect
results.ResultEnum = SignonResultsEnum.PasswordChangeRequired;
results.ResultMessage = "The account requires a password change before proceeding.";
return(results);
}
if (!allowMultipleSessions)
{
bool MultipleSignonAllowed = Convert.ToBoolean(userMaster.Rows[0][Constants.MultipleSignonAllowed]);
DataTable userSessions = userSigonData.Tables[Constants.UserSessions];
Int16 sessionCount = 0;
foreach (DataRow userSession in userSessions.Rows)
{
DateTime sessionDateTime = Convert.ToDateTime(userSession[Constants.SessionDateTime]);
TimeSpan sessionInterval = daMgr.DbSynchTime - sessionDateTime;
if (sessionInterval.TotalSeconds < signonControl.SignonControlData.TimeOutSeconds)
{
if (!MultipleSignonAllowed)
{
// if the user cannot have multiple signons, then we must check
// for existing (Active) session
results.ResultEnum = SignonResultsEnum.MultipleSignonRestricted;
results.ResultMessage = "The account can only have a single signon session. They must signOff the other session first.";
return(results);
}
++sessionCount;
}
}
}
// if the userId and password are correct, check signon control (general restrictions)
if (signonControl.SignonControlData.RestrictSignon)
{
results.ResultEnum = SignonResultsEnum.SignonsRestricted;
results.ResultMessage = signonControl.SignonControlData.RestrictSignonMsg;
return(results);
}
if (signonControl.SignonControlData.ForceSignoff)
{
results.ResultEnum = SignonResultsEnum.ForcedSignoff;
results.ResultMessage = signonControl.SignonControlData.SignoffWarningMsg;
return(results);
}
// successful signon
UserSignonSessionStructure uss = new UserSignonSessionStructure();
uss.UserCode = Convert.ToInt32(userMaster.Rows[0][Constants.UserCode]);
uss.PasswordHash = userMaster.Rows[0][Constants.UserPassword].ToString();
uss.DefaultAccessGroupCode = Convert.ToInt32(userMaster.Rows[0][Constants.DefaultAccessGroupCode]);
uss.UserId = userId;
uss.SignonApp.AppCode = userEnv.AppCode;
uss.SignonApp.AppId = userEnv.AppId;
uss.SignonApp.AppVersion = userEnv.AppVersion;
uss.SessionCode = AddSession(daMgr, userId, uss.UserCode, userEnv);
UserSession sessionMgr = new UserSession(daMgr, uss);
results.ResultMessage = "Welcome.";
if (userMaster.Rows[0][Constants.LastSignonDateTime] != DBNull.Value)
{
DateTime signonDateTime = Convert.ToDateTime(userMaster.Rows[0][Constants.LastSignonDateTime]);
results.ResultMessage += " Your last signon was: ." + signonDateTime.ToString();
}
results.ResultEnum = SignonResultsEnum.Success;
results.UserSessionMgr = sessionMgr;
return(results);
}
DataTable GetSessionControlData()
{
return(_daMgr.ExecuteDataSet(_daMgr.BuildSelectDbCommand("select * from B1.AppSessionControl", null), null, null).Tables[0]);
}
/// <summary>
/// Method to begin session for the application.
/// <para>Once started, the application session record will also be updated by the heartbeat process.</para>
/// <para>The frequency of the heartbeat process is controlled by the SignonControl.StatusSeconds column.</para>
/// <para>If the application is a TaskProcessingEngine, then there can be only a single active instance
/// for a given AppId. If there is a violation, a string message will be returned. The caller, can recall
/// this method with the overWrite parameter = true. In that case the existing record will be removed.</para>
/// </summary>
/// <param name="configSettings">A string of configuration settings used by the application</param>
/// <param name="statusMsg">A startup status message by the application</param>
/// <param name="overwrite">Indicates whether or not to overwrite an existing record for the AppId</param>
/// <param name="tpeEndpointAddress">Indentifies the WCF host endpoint address of when app is a TPE</param>
/// <returns>Null for success; error message otherwise.</returns>
public string Start(string configSettings, string statusMsg, bool overwrite, string tpeEndpointAddress = null)
{
DbTableDmlMgr dmlSelectMgr = _daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.AppSessions);
DbCommand dbCmdSelect = _daMgr.BuildSelectDbCommand(dmlSelectMgr, null);
DbTableDmlMgr dmlInsertMgr = _daMgr.DbCatalogGetTableDmlMgr(DataAccess.Constants.SCHEMA_CORE
, Constants.AppSessions);
dmlInsertMgr.AddColumn(Constants.AppId, _daMgr.BuildParamName(Constants.AppId));
dmlInsertMgr.AddColumn(Constants.AppCode, _daMgr.BuildParamName(Constants.AppCode));
dmlInsertMgr.AddColumn(Constants.AppVersion, _daMgr.BuildParamName(Constants.AppVersion));
dmlInsertMgr.AddColumn(Constants.AppName, _daMgr.BuildParamName(Constants.AppName));
dmlInsertMgr.AddColumn(Constants.MultipleSessionCode, _daMgr.BuildParamName(Constants.MultipleSessionCode));
dmlInsertMgr.AddColumn(Constants.ProcessId, _daMgr.BuildParamName(Constants.ProcessId));
dmlInsertMgr.AddColumn(Constants.StatusMessage, _daMgr.BuildParamName(Constants.StatusMessage));
dmlInsertMgr.AddColumn(Constants.ConfigSettings, _daMgr.BuildParamName(Constants.ConfigSettings));
dmlInsertMgr.AddColumn(Constants.EnvironmentSettings, _daMgr.BuildParamName(Constants.EnvironmentSettings));
dmlInsertMgr.AddColumn(Constants.MachineName, _daMgr.BuildParamName(Constants.MachineName));
dmlInsertMgr.AddColumn(Constants.TpeEndpointAddress, _daMgr.BuildParamName(Constants.TpeEndpointAddress));
DbCommand dbCmdInsert = _daMgr.BuildInsertDbCommand(dmlInsertMgr);
DbCommandMgr dbCmdMgr = new DbCommandMgr(_daMgr);
StringBuilder sb = new StringBuilder();
sb.AppendFormat("AllowMultipleSessions: {0} {1}", _allowMultipleSessions, Environment.NewLine);
sb.AppendFormat("OS Version: {0} {1}", Environment.OSVersion, Environment.NewLine);
sb.AppendFormat("ProcessName: {0} {1}", Process.GetCurrentProcess().ProcessName, Environment.NewLine);
sb.AppendFormat("CLR Version: {0} {1}", Environment.Version, Environment.NewLine);
sb.AppendFormat("DbProvider Version: {0} {1}", _daMgr.DbProviderVersion, Environment.NewLine);
sb.AppendFormat("DbServer Version: {0} {1}", _daMgr.DbServerVersion, Environment.NewLine);
sb.AppendFormat("Is x64bit OS: {0} {1}", Environment.Is64BitOperatingSystem, Environment.NewLine);
sb.AppendFormat("Is x64bit process: {0} {1}", Environment.Is64BitProcess, Environment.NewLine);
sb.AppendFormat("Processor Count: {0} {1}", Environment.ProcessorCount, Environment.NewLine);
dbCmdInsert.Parameters[_daMgr.BuildParamName(Constants.AppId)].Value = _appId;
dbCmdInsert.Parameters[_daMgr.BuildParamName(Constants.AppCode)].Value = _appCode;
dbCmdInsert.Parameters[_daMgr.BuildParamName(Constants.MachineName)].Value = Environment.MachineName;
dbCmdInsert.Parameters[_daMgr.BuildParamName(Constants.ProcessId)].Value = System.Diagnostics.Process.GetCurrentProcess().Id;
dbCmdInsert.Parameters[_daMgr.BuildParamName(Constants.AppVersion)].Value = _appVersion;
dbCmdInsert.Parameters[_daMgr.BuildParamName(Constants.AppName)].Value = _appName;
dbCmdInsert.Parameters[_daMgr.BuildParamName(Constants.MultipleSessionCode)].Value = _appSessionCode;
dbCmdInsert.Parameters[_daMgr.BuildParamName(Constants.ConfigSettings)].Value = configSettings;
dbCmdInsert.Parameters[_daMgr.BuildParamName(Constants.EnvironmentSettings)].Value = sb.ToString();
dbCmdInsert.Parameters[_daMgr.BuildParamName(Constants.StatusMessage)].Value = statusMsg;
dbCmdInsert.Parameters[_daMgr.BuildParamName(Constants.TpeEndpointAddress)].Value = tpeEndpointAddress;
if (overwrite)
{
dbCmdMgr.TransactionBeginBlock();
DbCommand dbCmdDelete = GetDeleteSessionRecordCmd();
dbCmdDelete.Parameters[_daMgr.BuildParamName(Constants.AppCode)].Value = _appCode;
dbCmdDelete.Parameters[_daMgr.BuildParamName(Constants.MultipleSessionCode)].Value = _appSessionCode;
dbCmdMgr.AddDbCommand(dbCmdDelete);
dbCmdMgr.AddDbCommand(dbCmdInsert);
dbCmdMgr.TransactionEndBlock();
dbCmdMgr.AddDbCommand(dbCmdSelect);
}
else
{
dbCmdMgr.AddDbCommand(dbCmdInsert);
dbCmdMgr.AddDbCommand(dbCmdSelect);
}
try
{
_appSessions = dbCmdMgr.ExecuteDataTable();
_heartbeatTimer = new System.Threading.Timer(new TimerCallback(Heartbeat), null
, _signonControl.SignonControlData.StatusSeconds * 1000
, _signonControl.SignonControlData.StatusSeconds * 1000);
if (_daMgr.loggingMgr != null)
{
_daMgr.loggingMgr.WriteToLog(string.Format("AppId {0}; AppName: {1}; Version: {2}; TaskProcessingEngine: {3}; Session Started."
, _appId
, _appName
, _appVersion
, IsTaskProcessingEngine)
, EventLogEntryType.Information
, enumEventPriority.Critical);
}
}
catch (ExceptionEvent e)
{
if (_daMgr.loggingMgr != null)
{
_daMgr.loggingMgr.WriteToLog(e);
}
if (e.ExceptionEventCode == enumExceptionEventCodes.DbTablePrimaryKeyViolation)
{
return("AppCode record already exists in AppSession table. If you wish to cleanup record and continue,"
+ " please resubmit.");
}
throw;
}
return(null);
}
