private void Execute(IModelDatabaseMaintanance databaseMaintanance, Action <Session, string> action)
{
using (var objectSpace = Application.CreateObjectSpace()){
var isObjectFitForCriteria = IsObjectFitForCriteria(databaseMaintanance, objectSpace);
if ((isObjectFitForCriteria.HasValue && isObjectFitForCriteria.Value))
{
var parser = new ConnectionStringParser(Application.ConnectionString);
var database = parser.GetPartByName("Initial Catalog");
action(objectSpace.Session(), database);
}
}
}
private Task BackupTask(string database, IModelDatabaseMaintanance databaseMaintanance)
{
return(Task.Factory.StartNew(() => {
try{
var dateTime = DateTime.Now.ToString("yyyy.MMMM.dd-HH.mm.ss");
string text = $@"BACKUP DATABASE [{database}] TO DISK = N'{databaseMaintanance.BackupDirectory}\{database}-{dateTime
}.bak' WITH NOFORMAT, NOINIT, NAME = N'{database}-Full Database Backup on {dateTime}', SKIP, NOREWIND, NOUNLOAD, STATS = 10";
ExecuteNonQuery(text, databaseMaintanance.BackupTimeout);
}
catch (Exception e) {
Tracing.Tracer.LogError(e);
}
}, TaskCreationOptions.LongRunning | TaskCreationOptions.AttachedToParent));
}
private bool?IsObjectFitForCriteria(IModelDatabaseMaintanance databaseMaintanance, IObjectSpace objectSpace)
{
var user = objectSpace.GetObject(SecuritySystem.CurrentUser);
CriteriaOperator criteriaOperator;
var typeInfo = databaseMaintanance.UserModelClass?.TypeInfo;
var targetObjectType = typeInfo?.Type;
using (objectSpace.CreateParseCriteriaScope()){
criteriaOperator = CriteriaWrapper.ParseCriteriaWithReadOnlyParameters(databaseMaintanance.UserCriteria, targetObjectType);
}
var fit = objectSpace.GetExpressionEvaluator(new EvaluatorContextDescriptorDefault(typeInfo == null?typeof(object):targetObjectType), criteriaOperator).Fit(typeInfo == null?new object():user);
return(fit);
}
public static IModelList <IModelClass> Get_UserClasses(IModelDatabaseMaintanance databaseMaintanance)
{
return(databaseMaintanance.ModelClasses(typeof(ISecurityUser)));
}
public static IModelClass Get_UserModelClass(IModelDatabaseMaintanance databaseMaintanance)
{
return(databaseMaintanance.ModelClasses(typeof(ISecurityUser)).FirstOrDefault());
}