public override void Execute()
{
base.Execute();
List <string> singleOptionList = ExtractOptions.GetSingleOptions();
CommandLineOptions cloptions = CommandLineParser.Parse(Arguments.ToArray <string>(), singleOptionList.ToArray());
options = ParseOptions(cloptions);
CheckOptions(options);
if (options.IsSetHelp)
{
RaiseCommandLineUsage(this, ExtractOptions.Usage);
}
else if (options.IsSetVersion)
{
RaiseCommandLineUsage(this, Version);
}
else
{
StartExtract();
}
Terminate();
}
private static void CheckOptions(ExtractCommandLineOptions checkedOptions)
{
if (!checkedOptions.IsSetHelp && !checkedOptions.IsSetVersion)
{
if (string.IsNullOrEmpty(checkedOptions.RegexPattern))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "must specify a regex pattern."));
}
if (!checkedOptions.RegexPattern.Contains("(") ||
!checkedOptions.RegexPattern.Contains(")"))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "regex pattern must contain a pair of '()'."));
}
if (string.IsNullOrEmpty(checkedOptions.InputDirectory))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "must specify a input directory."));
}
if (!Directory.Exists(checkedOptions.InputDirectory))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "no such input directory."));
}
if (string.IsNullOrEmpty(checkedOptions.OutputDirectory))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "must specify a output directory."));
}
if (!Directory.Exists(checkedOptions.OutputDirectory))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "no such output directory."));
}
if (!checkedOptions.OutputFileExtension.StartsWith(".", StringComparison.CurrentCulture))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "output file extension must start with '.'."));
}
foreach (var filter in checkedOptions.InputFileExtensionFilter)
{
if (!filter.StartsWith(".", StringComparison.CurrentCulture))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "input file extension filter item must start with '.'."));
}
}
}
}
public override void Execute()
{
base.Execute();
List<string> singleOptionList = ExtractOptions.GetSingleOptions();
CommandLineOptions cloptions = CommandLineParser.Parse(Arguments.ToArray<string>(), singleOptionList.ToArray());
options = ParseOptions(cloptions);
CheckOptions(options);
if (options.IsSetHelp)
{
RaiseCommandLineUsage(this, ExtractOptions.Usage);
}
else if (options.IsSetVersion)
{
RaiseCommandLineUsage(this, Version);
}
else
{
StartExtract();
}
Terminate();
}
private static void CheckOptions(ExtractCommandLineOptions checkedOptions)
{
if (!checkedOptions.IsSetHelp && !checkedOptions.IsSetVersion)
{
if (string.IsNullOrEmpty(checkedOptions.RegexPattern))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "must specify a regex pattern."));
}
if (!checkedOptions.RegexPattern.Contains("(")
|| !checkedOptions.RegexPattern.Contains(")"))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "regex pattern must contain a pair of '()'."));
}
if (string.IsNullOrEmpty(checkedOptions.InputDirectory))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "must specify a input directory."));
}
if (!Directory.Exists(checkedOptions.InputDirectory))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "no such input directory."));
}
if (string.IsNullOrEmpty(checkedOptions.OutputDirectory))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "must specify a output directory."));
}
if (!Directory.Exists(checkedOptions.OutputDirectory))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "no such output directory."));
}
if (!checkedOptions.OutputFileExtension.StartsWith(".", StringComparison.CurrentCulture))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "output file extension must start with '.'."));
}
foreach (var filter in checkedOptions.InputFileExtensionFilter)
{
if (!filter.StartsWith(".", StringComparison.CurrentCulture))
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "input file extension filter item must start with '.'."));
}
}
}
}
private static ExtractCommandLineOptions ParseOptions(CommandLineOptions commandLineOptions)
{
if (commandLineOptions == null)
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "must specify a option."));
ExtractCommandLineOptions targetOptions = new ExtractCommandLineOptions();
if (commandLineOptions.Arguments.Count >= 0)
{
foreach (var arg in commandLineOptions.Arguments.Keys)
{
ExtractOptionType optionType = ExtractOptions.GetOptionType(arg);
if (optionType == ExtractOptionType.None)
throw new CommandLineException(
string.Format(CultureInfo.CurrentCulture, "Option used in invalid context -- {0}",
string.Format(CultureInfo.CurrentCulture, "cannot parse the command line argument : [{0}].", arg)));
switch (optionType)
{
case ExtractOptionType.RegexPattern:
targetOptions.RegexPattern = commandLineOptions.Arguments[arg];
break;
case ExtractOptionType.InputDirectory:
targetOptions.InputDirectory = commandLineOptions.Arguments[arg];
break;
case ExtractOptionType.Recursive:
targetOptions.IsSetRecursive = true;
break;
case ExtractOptionType.InputFileExtensionFilter:
targetOptions.InputFileExtensionFilter.AddRange(
commandLineOptions.Arguments[arg].Trim().Split(new char[] { ',', ';' }, StringSplitOptions.RemoveEmptyEntries).ToList());
break;
case ExtractOptionType.OutputDirectory:
targetOptions.OutputDirectory = commandLineOptions.Arguments[arg];
break;
case ExtractOptionType.OutputFileExtension:
targetOptions.OutputFileExtension = commandLineOptions.Arguments[arg].Trim();
break;
case ExtractOptionType.Exclude:
targetOptions.Excludes.AddRange(
commandLineOptions.Arguments[arg].Trim().Split(new char[] { ',', ';' }, StringSplitOptions.RemoveEmptyEntries).ToList());
break;
case ExtractOptionType.Help:
targetOptions.IsSetHelp = true;
break;
case ExtractOptionType.Version:
targetOptions.IsSetVersion = true;
break;
}
}
}
return targetOptions;
}
private static ExtractCommandLineOptions ParseOptions(CommandLineOptions commandLineOptions)
{
if (commandLineOptions == null)
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "must specify a option."));
}
ExtractCommandLineOptions targetOptions = new ExtractCommandLineOptions();
if (commandLineOptions.Arguments.Count >= 0)
{
foreach (var arg in commandLineOptions.Arguments.Keys)
{
ExtractOptionType optionType = ExtractOptions.GetOptionType(arg);
if (optionType == ExtractOptionType.None)
{
throw new CommandLineException(
string.Format(CultureInfo.CurrentCulture, "Option used in invalid context -- {0}",
string.Format(CultureInfo.CurrentCulture, "cannot parse the command line argument : [{0}].", arg)));
}
switch (optionType)
{
case ExtractOptionType.RegexPattern:
targetOptions.RegexPattern = commandLineOptions.Arguments[arg];
break;
case ExtractOptionType.InputDirectory:
targetOptions.InputDirectory = commandLineOptions.Arguments[arg];
break;
case ExtractOptionType.Recursive:
targetOptions.IsSetRecursive = true;
break;
case ExtractOptionType.InputFileExtensionFilter:
targetOptions.InputFileExtensionFilter.AddRange(
commandLineOptions.Arguments[arg].Trim().Split(new char[] { ',', ';' }, StringSplitOptions.RemoveEmptyEntries).ToList());
break;
case ExtractOptionType.OutputDirectory:
targetOptions.OutputDirectory = commandLineOptions.Arguments[arg];
break;
case ExtractOptionType.OutputFileExtension:
targetOptions.OutputFileExtension = commandLineOptions.Arguments[arg].Trim();
break;
case ExtractOptionType.Exclude:
targetOptions.Excludes.AddRange(
commandLineOptions.Arguments[arg].Trim().Split(new char[] { ',', ';' }, StringSplitOptions.RemoveEmptyEntries).ToList());
break;
case ExtractOptionType.Help:
targetOptions.IsSetHelp = true;
break;
case ExtractOptionType.Version:
targetOptions.IsSetVersion = true;
break;
}
}
}
return(targetOptions);
}