public IList <ScanInfo> GetScans(bool includeUnknown)
{
string[] files = null;
DirectoryInfo info = new DirectoryInfo(ScanDirectory);
if (!includeUnknown)
{
string[] patterns = SearchPattern.Split(';');
List <string> filesToAdd = new List <string>();
foreach (string pattern in patterns)
{
var filtered = info.GetFiles(pattern, SearchOption.TopDirectoryOnly).Where(f => (f.Attributes & FileAttributes.Hidden) == 0).Select(f => f.FullName);
filesToAdd.AddRange(filtered.ToList());
}
files = filesToAdd.ToArray();
}
else
{
files = info.GetFiles("*.*", SearchOption.TopDirectoryOnly).Where(f => (f.Attributes & FileAttributes.Hidden) == 0).Select(f => f.FullName).ToArray();
}
IPreviewGenerator previewGen;
List <ScanInfo> items = new List <ScanInfo>();
foreach (string scanFile in files)
{
byte[] scan = File.ReadAllBytes(scanFile);
if (scan.Length == 0)
{
continue;
}
try
{
byte[] preview = null;
byte[] zoom = null;
int pageCount = 1;
string fileExtension = Path.GetExtension(scanFile).ToLower();
if (fileExtension.Contains("tif") ||
fileExtension.Contains("gif") ||
fileExtension.Contains("jpg") ||
fileExtension.Contains("jpeg") ||
fileExtension.Contains("png") ||
fileExtension.Contains("bmp") ||
fileExtension.Contains("pdf"))
{
previewGen = PreviewGeneratorFactory.Create(getMimeType(fileExtension), null, TempDirectory);
Image tmpPreview = previewGen.GetPreview(scan);
using (MemoryStream ms = new MemoryStream())
{
tmpPreview.Save(ms, ImageFormat.Png);
preview = ms.ToArray();
}
previewGen.PreviewSize = 640;
tmpPreview = previewGen.GetPreview(scan);
using (MemoryStream ms = new MemoryStream())
{
tmpPreview.Save(ms, ImageFormat.Png);
zoom = ms.ToArray();
}
if (fileExtension.Contains("pdf"))
{
using (MemoryStream ms = new MemoryStream())
{
ms.Write(scan, 0, scan.Length);
pageCount = Winnovative.PdfCreator.Document.GetPageCount(ms);
}
}
}
items.Add(new ScanInfo()
{
FileName = Path.GetFileName(scanFile)
,
FullFileName = scanFile
,
Scan = scan
,
ScanPreview = preview
,
ScanZoom = zoom
,
MimeType = getMimeType(Path.GetExtension(scanFile))
,
PageCount = pageCount
});
}
catch
{
continue;
}
}
return(items);
}
public ScanInfo GetScanFromFile(byte[] fileContent, string fileName)
{
ScanInfo scan = null;
byte[] preview = null;
byte[] zoom = null;
int pageCount = 1;
string fileExtension = Path.GetExtension(fileName).ToLower();
IPreviewGenerator previewGen = PreviewGeneratorFactory.Create(getMimeType(fileExtension), null, TempDirectory);
if (fileExtension.Contains("tif") ||
fileExtension.Contains("gif") ||
fileExtension.Contains("jpg") ||
fileExtension.Contains("jpeg") ||
fileExtension.Contains("png") ||
fileExtension.Contains("bmp") ||
fileExtension.Contains("pdf"))
{
Image tmpPreview = previewGen.GetPreview(fileContent);
using (MemoryStream ms = new MemoryStream())
{
tmpPreview.Save(ms, ImageFormat.Png);
preview = ms.ToArray();
}
previewGen.PreviewSize = 640;
tmpPreview = previewGen.GetPreview(fileContent);
using (MemoryStream ms = new MemoryStream())
{
tmpPreview.Save(ms, ImageFormat.Png);
zoom = ms.ToArray();
}
if (fileExtension.Contains("pdf"))
{
using (MemoryStream ms = new MemoryStream())
{
ms.Write(fileContent, 0, fileContent.Length);
pageCount = Winnovative.PdfCreator.Document.GetPageCount(ms);
}
}
}
scan = new ScanInfo()
{
FileName = Path.GetFileName(fileName)
,
FullFileName = fileName
,
Scan = fileContent
,
ScanPreview = preview
,
ScanZoom = zoom
,
MimeType = getMimeType(fileExtension)
,
PageCount = pageCount
};
return(scan);
}
