// Load from Database. return whether operation success
public static bool LoadPDF(string FileName)
{
try
{
PDFScan pdf = DataProvider.Ins.DB.PDFScans.Find(FileName);
if (pdf == null)
{
return(false);
}
using (FileStream fw = File.OpenWrite(pdf.PDFName))
{
byte[] data = pdf.Content;
fw.Write(data, 0, data.Length);
fw.Close();
}
return(true);
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
return(false);
}
}
// WARNING: FilePath changed.
public static void PublishPDF(ref string FilePath, string FileName = null)
{
if (FileName == null)
{
FileName = Guid.NewGuid().ToString() + ".pdf";
}
PDFScan pdf = new PDFScan {
PDFName = FileName
};
try
{
using (FileStream fs = File.OpenRead(FilePath))
{
byte[] data = new byte[fs.Length];
fs.Read(data, 0, data.Length);
pdf.Content = data;
fs.Close();
}
var dbItem = DataProvider.Ins.DB.PDFScans.Find(FileName);
// If the item is in the DB and the content is different
if (dbItem != null)
{
if (!IsEqual(dbItem.Content, pdf.Content))
{
PublishPDF(ref FilePath);
return;
}
else
{
FilePath = FileName;
return;
}
}
DataProvider.Ins.DB.PDFScans.Add(pdf);
DataProvider.Ins.DB.SaveChanges();
FilePath = FileName;
using (FileStream fw = File.OpenWrite(FilePath))
{
byte[] data = pdf.Content;
fw.Write(data, 0, data.Length);
fw.Close();
}
}
catch (Exception e) { Console.WriteLine(e.ToString()); }
}
