/// <summary>
/// Determines whether [is allowed extension] [the specified extension].
/// </summary>
/// <param name="extension">The extension.</param>
/// <param name="fileType">Type of the file.</param>
/// <returns></returns>
/// <createdOn>1/27/2016 8:00 AM</createdOn>
/// <exception cref="System.ArgumentOutOfRangeException">null</exception>
public static bool IsAllowedExtension(string extension, FileType fileType = FileType.Image)
{
var isAllowed = false;
switch (fileType)
{
case FileType.Image:
isAllowed = ImageExtensions.Contains(extension);
break;
case FileType.Document:
isAllowed = DocumentExtensions.Contains(extension);
break;
case FileType.Presentation:
isAllowed = PresentationExtensions.Contains(extension);
break;
case FileType.Spreadsheet:
isAllowed = SpreadsheetExtensions.Contains(extension);
break;
case FileType.CompressedFile:
isAllowed = CompressedFileExtensions.Contains(extension);
break;
case FileType.Website:
isAllowed = WebsiteExtensions.Contains(extension);
break;
case FileType.Sound:
isAllowed = SoundExtensions.Contains(extension);
break;
case FileType.Video:
isAllowed = VideoExtensions.Contains(extension);
break;
default:
throw new ArgumentOutOfRangeException(nameof(fileType), fileType, null);
}
return(isAllowed);
}
protected override StageResult Extract(int?recordBatchSize = null, int?recordLimit = null, Dictionary <string, string> options = null)
{
if (CompressedFileExtensions.Contains(InputFile.Extension))
{
using (FileStream stream = InputFile.OpenRead())
using (IReader reader = ReaderFactory.Open(stream))
{
bool fileFound = false;
while (reader.MoveToNextEntry())
{
if (!reader.Entry.IsDirectory)
{
fileFound = true;
break;
}
}
if (!fileFound)
{
Error("{0} has no file entries in zip archive.".F(InputFile.FullName));
return(StageResult.INPUT_ERROR);
}
else
{
Info("Unzipping file {0} with size {1} bytes.", reader.Entry.Key, reader.Entry.Size);
}
using (Stream rs = reader.OpenEntryStream())
using (StreamReader r = new StreamReader(rs))
{
ExtractedRecords.AddRange(ReadRecordsFromFileStream(this, r, WriterOptions));
}
}
}
else
{
Info("Reading file {0} with size {1} bytes...", InputFile.Name, InputFile.Length);
using (FileStream f = InputFile.OpenRead())
using (StreamReader r = new StreamReader(f))
{
ExtractedRecords.AddRange(ReadRecordsFromFileStream(this, r, WriterOptions));
}
}
return(StageResult.SUCCESS);
}
