private int Execute(string[] args) {
var result = 0;
try {
var clh = new CmdLineHandler();
SetUpCommandLineOptions(clh);
clh.Evaluate(args);
if( ! clh.IsValid() ) {
PrintUsage();
result = 1;
}
else if(HelpNeeded(clh)) {
PrintUsage();
result = 0;
}
else {
IRecipe recipe = null;
if(clh.HasOption("recipe")) {
if( clh.HasOption("assembly")) {
Console.WriteLine("Option 'recipe' present, ignoring option 'assembly'.");
}
recipe = RecipeFactory.Load(clh.GetOptionValueFor("recipe"));
if( recipe == null ) {
Console.WriteLine(String.Format(
"Couldn't read recipe at location '{0}'.",
clh.GetOptionValueFor("recipe")));
result = 1;
}
}
else if(clh.HasOption("assembly")) {
var filePathName = clh.GetOptionValueFor("assembly");
if(File.Exists(filePathName)) {
recipe = RecipeFactory.NewRecipe(string.Empty);
recipe.AddAssembly(filePathName);
}
else {
Console.WriteLine("Error: Couldn't read assembly at location '{0}'.", filePathName);
PrintUsage();
result = 1;
}
}
if( recipe != null
&& result == 0 ) {
result = ExecuteValidCommandLine(clh, recipe);
}
}
}
catch(Exception ex) {
while(ex.InnerException != null) {
ex = ex.InnerException;
}
Console.WriteLine("Internal error: " + ex.Message);
Console.WriteLine(ex.StackTrace);
result = 1;
}
Console.WriteLine("Done.");
return result;
}
private static CmdLineHandler SetUpCommandLineHandler(string[] args) {
var clh = new CmdLineHandler();
clh.AcceptOption("autoexit", false);
clh.AcceptOption("autorun", false);
clh.AcceptOption("assembly", true);
clh.AcceptOption("recipe", true);
clh.AcceptOption("xml", false);
clh.AcceptOption("?", false);
clh.AcceptOption("help", false);
clh.AcceptOption("nodialogs", false);
// hidden option so we can automatically test invalid command line
// arguments [23aug09, ml]
clh.Evaluate(args);
return clh;
}
