}//end constructor
/// <summary>
/// Add an Argument for the parser to look for
/// </summary>
/// <param name="sname">Short name of the argument</param>
/// <param name="lname">Long name of the argument</param>
/// <param name="has_opt">True if there is an option to follow the argument, i.e.: -a 'argument' </param>
/// <param name="help">Help string to display when help is called</param>
/// <returns>CmdLineArg object that can be queried after the command line options are parsed</returns>
public CmdLineArg AddArgument(string sname, string lname, bool has_opt, string help)
{
CmdLineArg arg = new CmdLineArg(sname, lname, has_opt, help);
if (m_arguments.ContainsKey(sname))
{
Console.WriteLine("Argument name: " + sname + " is already in use. Disregarding name.");
return(null);
}
if (m_arguments.ContainsKey(lname))
{
Console.WriteLine("Argument name: " + lname + " is already in use. Disregarding name.");
return(null);
}
//add argument names to the dictionary
m_arguments.Add(sname, arg);
m_arguments.Add(lname, arg);
//add argument object to the list
m_argument_objs.Add(arg);
return(arg);
}
/// <summary>
/// Parse the command line arguments
/// </summary>
/// <param name="args"></param>
public bool parseArgs(string[] args)
{
int arg_length = args.Length;
int i = 0;
while (i < arg_length)
{
//get the arguemnt and clean it up
string arg = args[i];
arg = arg.Trim();
if (arg.Length >= 2)
{
string head = arg.Substring(0, 1);
if (head == "-")
{
arg = arg.Remove(0, 1);
}
else
{
//malformed option....
parseError("Malformed argument: " + arg);
return(false);
}
if (argExists(arg))
{
CmdLineArg cla = m_arguments[arg];
if (cla.Present)
{
//error - duplicate argument
parseError("Duplicate argument: " + arg);
return(false);
}
else
{
//flag as present
cla.Present = true;
//check for option
if (cla.HasOption)
{
int next = i + 1;
if (next < arg_length)
{
string arg_opt = args[next];
cla.Option = arg_opt;
//incemrent i for option
i += 1;
}
else
{
//error - out or arguments...
parseError("Missing argument option for: " + arg);
return(false);
}
}
}
}
else
{
//argument not recognized
parseError("Argument not recognized: " + arg);
return(false);
}
}
else
{
//malformed, needs to be at least "-a"
parseError("Malformed argument: " + arg);
return(false);
}
//increment i for argument
//i is also incremented above for options
i += 1;
}//end while
return(true);
}//end parse arguments
/// <summary>
/// Run the Program
/// </summary>
/// <param name="args">Command line arguments</param>
public void run(string[] args)
{
ArgumentParser parser = new ArgumentParser();
string local_path = Environment.CurrentDirectory;
Console.WriteLine("<<< Javascript File Manager Utility >>>");
//init the arguments
CmdLineArg arg_help = parser.AddArgument("h", "help", false, "Displays the program arguments");
CmdLineArg arg_dir = parser.AddArgument("d", "directory", true, "Sets the working directory, current program directory is used if omitted.");
CmdLineArg arg_manifest = parser.AddArgument("m", "manifest", false, "Generate manifest file. The manifest can be edited for compilation order. This argument must be used alone, with no other arguments");
CmdLineArg arg_compile = parser.AddArgument("c", "compile", false, "Compile all the javascript files into one text file. Uses manifest if present.");
CmdLineArg arg_compile_min = parser.AddArgument("min", "minimum", false, "Compile option argument to a minimum compilation by removing comments and line breaks.");
CmdLineArg arg_links = parser.AddArgument("l", "links", false, "Generate html link tags for all the javascript files. Uses manifest if present.");
CmdLineArg arg_ignore = parser.AddArgument("i", "ignore", false, "Ignore manifest file. Ignores the manifest file if present. THe program will use all the files it discovers.");
//check for arguments after
//the command line args are intialized so they display
int al = args.Length;
//if no arguments, display help and exit
if (al == 0)
{
parser.displayHelp();
holdConsole();
return;
}
//if it failed to parse the arguments display help and exit
if (!parser.parseArgs(args))
{
parser.displayHelp();
holdConsole();
return;
}
//check for help
if (arg_help.Present)
{
parser.displayHelp();
}
//check for working directory
if (arg_dir.Present)
{
string w_dir = arg_dir.Option;
if (!Directory.Exists(w_dir))
{
Console.WriteLine("Working directory could not be set, directory not found: ");
Console.WriteLine(w_dir);
holdConsole();
return;
}
//set the working directory
try {
Directory.SetCurrentDirectory(w_dir);
local_path = w_dir;
} catch (Exception ex) {
Console.WriteLine("An error occured setting the working directory:");
Console.WriteLine(w_dir);
Console.WriteLine("Exception: " + ex.Message);
holdConsole();
return;
}
}//end if directory argument
//check for manifest flag - special case taht needs to be handled differenty
// this is for generating the manifest only - will return early
if (arg_manifest.Present)
{
//check for invalid flags - warn and exit
if (arg_compile.Present || arg_compile_min.Present || arg_links.Present || arg_ignore.Present)
{
Console.WriteLine("Error: invalid flag used with -" + arg_manifest.LongName + ", argument must be used exclusively.");
holdConsole();
return;
}
//create the manifest - use the filtered file list to generate
// the manifest list - filters out generated files
string[] m_files = getFilteredFileList();
if (m_files.Length > 0)
{
createManifest(local_path, ref m_files);
}
else
{
Console.WriteLine("No files found to generate manifest.");
}
//end manifest creation
holdConsole();
return;
}//end ar_manifest
//check for -minimum flag
if (arg_compile_min.Present && !arg_compile.Present)
{
Console.WriteLine("Error: -" + arg_compile_min.LongName + " argument with no -" + arg_compile.LongName + " argument");
holdConsole();
return;
}
//setup files to work with
string[] files = null;
//ignore manifest? - force local files with manifest flag
if (arg_ignore.Present)
{
//get the local files
Console.WriteLine("Using local files.");
files = getFilteredFileList();
}
else
{
//try to get manifest file
string manifest_fn = FILE_PREFIX + FILE_MANIFEST;
string[] manifest_files = Directory.GetFiles(".", manifest_fn, SearchOption.TopDirectoryOnly);
//was the file found
if (manifest_files.Length == 0)
{
Console.WriteLine("No Manifest file present. Using local files scan.");
//get the local files if no manifest
files = getFilteredFileList();
}
else
{
//load manifest file
string mpath = manifest_files[0];
files = getManifestList(mpath);
//check files
if (files == null)
{
Console.WriteLine("Failed to load manifest file: " + mpath);
holdConsole();
return;
}
else
{
Console.WriteLine("Using manifest file: " + mpath);
}
}
}
//check files
if (files == null)
{
Console.WriteLine("Failed to get files to process at: " + local_path);
holdConsole();
return;
}
//number of files
int fl = files.Length;
//files to process?
if (fl == 0)
{
Console.WriteLine("No Javascript files to process, exiting");
holdConsole();
return;
}
//generate html links?
if (arg_links.Present)
{
createHTMLLinks(local_path, ref files);
}
//compile javascript
if (arg_compile.Present)
{
if (arg_compile_min.Present)
{
//minimum compile
compileMinimum(local_path, ref files);
}
else
{
//standard compile
compile(local_path, ref files);
}
}
//hold the console before exiting
holdConsole();
}//end run
