private static void Unify(IEnumerable <DocumentRequest> requests, string resultPath)
{
using (Pdf pdfWriter = Pdf.CreateWriter(resultPath))
{
foreach (DocumentRequest request in requests)
{
Add(request, pdfWriter);
}
}
}
private static void Add(DocumentRequest source, Pdf targetWriter)
{
using (Pdf pdfReader = Pdf.CreateReader(source.Path))
{
for (uint i = 0; i < source.Amount; ++i)
{
targetWriter.AddAllPages(pdfReader);
}
}
}
public static Pdf CreateReader(string inputPath)
{
var pdf = new Pdf();
var reader = new PdfReader(inputPath);
pdf._document = new PdfDocument(reader);
pdf._document.SetCloseReader(true);
return(pdf);
}
public static Pdf CreateWriter(string outputPath)
{
var pdf = new Pdf();
var writer = new PdfWriter(outputPath);
pdf._document = new PdfDocument(writer);
pdf._document.SetCloseWriter(true);
return(pdf);
}
public async Task DownloadAsync(DocumentInfo info, string resultPath)
{
using (Pdf pdfWriter = Pdf.CreateWriter(resultPath))
{
using (var temp = new TempFile())
{
using (var stream = new MemoryStream())
{
await SetupStreamAsync(stream, info);
using (var fileStream = new FileStream(temp.Path, FileMode.Open))
{
stream.WriteTo(fileStream);
}
}
using (Pdf pdfReader = Pdf.CreateReader(temp.Path))
{
pdfWriter.AddAllPages(pdfReader);
}
}
}
}
public void AddAllPages(Pdf pdf) => pdf._document.CopyPagesTo(1, pdf.GetPagesAmount(), _document);
