public static FlexibleOptions Initialize(string[] args, bool thrownOnError, InitializationOptions options = null)
{
InitOptions = options;
DefaultProgramInitialization();
ProgramOptions = CheckCommandLineParams(args, thrownOnError);
if (ProgramOptions.Get <bool> ("help", false) || ProgramOptions.Get <bool> ("h", false))
{
show_help("");
CloseApplication(0, true);
}
// display program initialization header
if (!Console.IsOutputRedirected)
{
ConsoleUtils.DisplayHeader(
typeof(ConsoleUtils).Namespace.Replace(".SimpleHelpers", ""),
"options: " + (ProgramOptions == null ? "none" : "\n# " + String.Join("\n# ", ProgramOptions.Options.Select(i => i.Key + "=" + i.Value))));
}
else
{
var logger = GetLogger();
if (logger.IsDebugEnabled)
{
logger.Debug("options: " + (ProgramOptions == null ? "none" : "\n# " + String.Join("\n# ", ProgramOptions.Options.Select(i => i.Key + "=" + i.Value))));
}
}
return(ProgramOptions);
}
/// <summary>
/// Checks the command line params.<para/>
/// arguments format: key=value or --key value
/// </summary>
/// <param name="args">The args.</param>
internal static FlexibleOptions CheckCommandLineParams(string[] args, bool thrownOnError)
{
FlexibleOptions mergedOptions = null;
FlexibleOptions argsOptions = null;
FlexibleOptions localOptions = new FlexibleOptions();
FlexibleOptions externalLoadedOptions = null;
try
{
// parse local configuration file
// display the options listed in the configuration file
try
{
var appSettings = System.Configuration.ConfigurationManager.AppSettings;
foreach (var k in appSettings.AllKeys)
{
localOptions.Set(k, appSettings[k]);
}
}
catch (Exception appSettingsEx)
{
if (thrownOnError)
{
throw;
}
GetLogger().Warn(appSettingsEx);
}
// parse console arguments
// parse arguments like: key=value
argsOptions = ParseCommandLineArguments(args);
// merge arguments with app.config options. Priority: arguments > app.config
mergedOptions = FlexibleOptions.Merge(localOptions, argsOptions);
// adjust alias for web hosted configuration file
if (String.IsNullOrEmpty(mergedOptions.Get("config")))
{
mergedOptions.Set("config", mergedOptions.Get("S3ConfigurationPath", mergedOptions.Get("webConfigurationFile")));
}
// load and parse web hosted configuration file (priority order: argsOptions > localOptions)
string externalConfigFile = mergedOptions.Get("config", "");
bool configAbortOnError = mergedOptions.Get("configAbortOnError", true);
if (!String.IsNullOrWhiteSpace(externalConfigFile))
{
foreach (var file in externalConfigFile.Trim(' ', '\'', '"', '[', ']').Split(',', ';'))
{
GetLogger().Debug("Loading configuration file from {0} ...", externalConfigFile);
externalLoadedOptions = FlexibleOptions.Merge(externalLoadedOptions, LoadExtenalConfigurationFile(file.Trim(' ', '\'', '"'), configAbortOnError));
}
}
}
catch (Exception ex)
{
// initialize log before dealing with exceptions
if (mergedOptions != null)
{
InitializeLog(mergedOptions.Get("logFilename"), mergedOptions.Get("logLevel", "Info"), InitOptions);
}
if (thrownOnError)
{
throw;
}
GetLogger().Error(ex);
}
// merge options with the following priority:
// 1. console arguments
// 2. web configuration file
// 3. local configuration file (app.config or web.config)
mergedOptions = FlexibleOptions.Merge(mergedOptions, externalLoadedOptions, argsOptions);
// reinitialize log options if different from local configuration file
InitializeLog(mergedOptions.Get("logFilename"), mergedOptions.Get("logLevel", "Info"), InitOptions);
// return final merged options
ProgramOptions = mergedOptions;
return(mergedOptions);
}