private static int Main(string[] args)
{
var cmdLineParams = new CmdLineParams();
try
{
using (var parser = new CommandLineParser(cmdLineParams))
{
parser.Parse();
if (parser.HasErrors)
{
Console.WriteLine(parser.UsageInfo.GetErrorsAsString(78));
return(-1);
}
}
}
catch (Exception ex)
{
Console.Error.WriteLine(ex.ToString());
return(-1);
}
try
{
if (cmdLineParams.ExtractFile)
{
bool result = ZipFileExtractor.ExtractFilesFromZipFiles(cmdLineParams);
if (result)
{
return(0);
}
else
{
return(-1);
}
}
}
catch (Exception ex)
{
Console.WriteLine("Error Occured {0}", ex.Message);
}
return(0);
}
/// <summary>
/// Extracts the list of files given in csv from zip files to a destination folder
/// </summary>
/// <param name="cmdLineParams"></param>
public static bool ExtractFilesFromZipFiles(CmdLineParams cmdLineParams)
{
string fileContent = string.Empty;
string destinationFilePath = cmdLineParams.DestinationPath;
if (string.IsNullOrEmpty(destinationFilePath))
{
Console.WriteLine("Destination Path not passed.Getting from the config file");
destinationFilePath = ConfigurationController.Default.DestinationPath;
if (!Directory.Exists(destinationFilePath))
{
Directory.CreateDirectory(destinationFilePath);
}
Console.WriteLine("New Directory {0} Created", destinationFilePath);
}
if (string.IsNullOrEmpty(cmdLineParams.ListOfFiles))
{
fileContent = File.ReadAllText(ConfigurationController.Default.FileListPath);
}
else
{
fileContent = File.ReadAllText(cmdLineParams.ListOfFiles);
}
if (string.IsNullOrEmpty(fileContent))
{
Console.WriteLine("File Content is empty...Press Any Key to Continue");
Console.ReadKey();
return(false);
}
string[] listOfFiles = fileContent.Split(',');
List <string> filesToBeExtracted = new List <string>();
filesToBeExtracted.AddRange(listOfFiles);
string ZipFilePath = string.Empty;
if (string.IsNullOrEmpty(cmdLineParams.ZipFilePath))
{
ZipFilePath = ConfigurationController.Default.ZipPath;
}
else
{
ZipFilePath = cmdLineParams.ZipFilePath;
}
string[] zipFiles = Directory.GetFiles(cmdLineParams.ZipFilePath, "*.zip", SearchOption.AllDirectories);
var stopWatch = Stopwatch.StartNew();
if (zipFiles != null)
{
foreach (string zipFile in zipFiles)
{
using (var archive = ZipFile.OpenRead(zipFile))
{
foreach (var entry in archive.Entries)
{
if (!string.IsNullOrEmpty(entry.Name))
{
if (IsFilePresent(filesToBeExtracted, entry.Name))
{
if (!Directory.Exists(destinationFilePath))
{
Console.WriteLine("{0} does not exists... Creating {0}", destinationFilePath);
Directory.CreateDirectory(destinationFilePath);
}
Console.Write("Extracting file {0} to {1}", entry.Name, destinationFilePath);
stopWatch.Restart();
entry.ExtractToFile(Path.Combine(destinationFilePath, entry.Name), true);
stopWatch.Stop();
Console.WriteLine("...Done in :{0}", stopWatch.Elapsed);
filesToBeExtracted.Remove(entry.Name);
}
}
}
}
}
}
else
{
Console.Error.Write("Not Zip Files found to be extracted");
return(false);
}
Console.WriteLine("Extraction Successful\nPress Any key to exit");
Console.ReadKey();
return(true);
}
