internal static void CreateSqliteTarget(bool callFromOutside = true)
{
try
{
NLog.Config.LoggingConfiguration config = new NLog.Config.LoggingConfiguration();
NLog.Targets.Target dbTarget = FindTargetByName(TARGETDATABASE);
SqliteConnectionStringBuilder connectionStringBuilder = new SqliteConnectionStringBuilder {
ConnectionString = GetConnectionString()
};
string dbFileName = connectionStringBuilder.DataSource;
if (!string.IsNullOrEmpty(dbFileName))
{
FileInfo fileInfo = new FileInfo(dbFileName);
if (!fileInfo.Directory.Exists)
{
fileInfo.Directory.Create();
}
if (!File.Exists(dbFileName))
{
using (FileStream fs = File.Create(dbFileName))
{
fs.Close();
}
config.AddTarget(dbTarget);
using (var context = new NLog.Config.InstallationContext(Console.Out))//Console.Out
{
config.Install(context);
}
}
if (callFromOutside)
{
//register Logs db file
using (FileSystemWatcher fileWatcher = new FileSystemWatcher(fileInfo.Directory.FullName, fileInfo.Name))
{
fileWatcher.NotifyFilter = NotifyFilters.FileName;
fileWatcher.EnableRaisingEvents = true;
fileWatcher.IncludeSubdirectories = false;
fileWatcher.Renamed += (sender, e) =>
{
CreateSqliteTarget(false);
};
fileWatcher.Deleted += (sender, e) =>
{
CreateSqliteTarget(false);
};
}
}
}
}
catch (Exception ex)
{
KraftLogger.LogError(ex);
}
}
public static void RestartApplication(IApplicationLifetime applicationLifetime, FileSystemEventArgs e)
{
try {
if (applicationLifetime != null)
{
applicationLifetime.StopApplication();
KraftLogger.LogDebug($"Method: RestartApplication(KraftLoggerExtensions): Stopping application caused by {e.ChangeType} file {e.FullPath}");
if (!applicationLifetime.ApplicationStopping.IsCancellationRequested)
{
Task.Delay(10 * 1000, applicationLifetime.ApplicationStopping);
}
}
else
{
KraftLogger.LogDebug("Method: RestartApplication(nlog): applicationLifetime is null.");
}
}
catch (Exception exception)
{
KraftLogger.LogError(exception, "Method: RestartApplication(nlog)(IApplicationLifetime applicationLifetime)");
}
}
public static object GetData(string connectionString, Dictionary <string, object> args)
{
if (string.IsNullOrWhiteSpace(connectionString))
{
throw new Exception("Missing connection string. Please check your configuration and try again.");
}
var databaseTarget = (NLog.Targets.DatabaseTarget)FindTargetByName(TARGETDATABASE);
string dbGetDataCommand = NLog.LogManager.Configuration.Variables["SelectWithFilter"].Text;
List <Dictionary <string, object> > results = new List <Dictionary <string, object> >();
using (DbConnection connection = new SqliteConnection(connectionString))
{
if (connection.State != ConnectionState.Open)
{
connection.Open();
}
using (DbCommand command = connection.CreateCommand())
{
try
{
Dictionary <string, object> cmdParams = GetPagedParameters(args);
ParametrizeCommand(cmdParams, command);
command.CommandText = GeneratePagedStatement(dbGetDataCommand);
using (DbDataReader reader = command.ExecuteReader())
{
if (reader.HasRows)
{
while (reader.Read())
{
var result = new Dictionary <string, object>(reader.FieldCount);
for (int i = 0; i < reader.FieldCount; i++)
{
string fldname = reader.GetName(i);
if (fldname == null)
{
continue;
}
fldname = fldname.Trim();
if (fldname.Length == 0)
{
throw new Exception($"Empty name when reading the output of a query. The field index is {i}. The query is: {command.CommandText}");
}
if (result.ContainsKey(fldname))
{
throw new Exception($"Duplicated field name in the output of a query. The field is: {fldname} , the query is: {command.CommandText}");
}
object v = reader.GetValue(i);
result.Add(fldname, (v is DBNull) ? null : v);
}
results.Add(result);
}
}
}
}
catch (Exception ex)
{
KraftLogger.LogError(ex);
}
}
}
return(results);
}
