/// <summary>Open a PDF/A document in stamping mode.</summary>
/// <param name="reader">PDF reader.</param>
/// <param name="writer">PDF writer.</param>
/// <param name="properties">properties of the stamping process</param>
public PdfADocument(PdfReader reader, PdfWriter writer, StampingProperties properties)
: base(reader, writer, properties)
{
byte[] existingXmpMetadata = GetXmpMetadata();
if (existingXmpMetadata == null)
{
throw new PdfAConformanceException(PdfAConformanceException.DOCUMENT_TO_READ_FROM_SHALL_BE_A_PDFA_CONFORMANT_FILE_WITH_VALID_XMP_METADATA
);
}
XMPMeta meta;
try {
meta = XMPMetaFactory.ParseFromBuffer(existingXmpMetadata);
}
catch (XMPException) {
throw new PdfAConformanceException(PdfAConformanceException.DOCUMENT_TO_READ_FROM_SHALL_BE_A_PDFA_CONFORMANT_FILE_WITH_VALID_XMP_METADATA
);
}
PdfAConformanceLevel conformanceLevel = PdfAConformanceLevel.GetConformanceLevel(meta);
if (conformanceLevel == null)
{
throw new PdfAConformanceException(PdfAConformanceException.DOCUMENT_TO_READ_FROM_SHALL_BE_A_PDFA_CONFORMANT_FILE_WITH_VALID_XMP_METADATA
);
}
SetChecker(conformanceLevel);
}
public PdfADocument(PdfReader reader, PdfWriter writer, StampingProperties properties)
: base(reader, writer, properties)
{
byte[] existingXmpMetadata = GetXmpMetadata();
if (existingXmpMetadata == null)
{
throw new PdfAConformanceException(PdfAConformanceException.DocumentToReadFromShallBeAPdfAConformantFileWithValidXmpMetadata
);
}
XMPMeta meta;
try {
meta = XMPMetaFactory.ParseFromBuffer(existingXmpMetadata);
}
catch (XMPException) {
throw new PdfAConformanceException(PdfAConformanceException.DocumentToReadFromShallBeAPdfAConformantFileWithValidXmpMetadata
);
}
PdfAConformanceLevel conformanceLevel = PdfAConformanceLevel.GetConformanceLevel(meta);
if (conformanceLevel == null)
{
throw new PdfAConformanceException(PdfAConformanceException.DocumentToReadFromShallBeAPdfAConformantFileWithValidXmpMetadata
);
}
SetChecker(conformanceLevel);
}
public async Task ShouldConvertToPdfA2B(string level, string part, string conformance)
{
var path = $"/pdfa";
var fixture = $"{Program.TestProjectPath}/Fixtures/dummy.pdf";
var pdfFile = await File.ReadAllBytesAsync(fixture);
var formData = new PdfFormData().WithConformanceLevel(level).Upload(pdfFile);
var response = await _client.PostAsync(path, formData);
var stream = await response.Content.ReadAsStreamAsync();
var pdfa = new PdfADocument(new PdfReader(stream), new PdfWriter(new MemoryStream()));
var xmpMetadataBytes = pdfa.GetXmpMetadata();
var xmpMetadata = XMPMetaFactory.ParseFromBuffer(xmpMetadataBytes);
var conformanceLevel = PdfAConformanceLevel.GetConformanceLevel(xmpMetadata);
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal(part, conformanceLevel.GetPart());
Assert.Equal(conformance, conformanceLevel.GetConformance());
}
