diff options
| -rw-r--r-- | xmloff/source/draw/SignatureLineContext.cxx | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/xmloff/source/draw/SignatureLineContext.cxx b/xmloff/source/draw/SignatureLineContext.cxx index 5e8bdb32f578..3adc70dd779c 100644 --- a/xmloff/source/draw/SignatureLineContext.cxx +++ b/xmloff/source/draw/SignatureLineContext.cxx @@ -10,14 +10,27 @@ #include "SignatureLineContext.hxx" #include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/embed/XStorage.hpp> +#include <com/sun/star/frame/XStorable.hpp> +#include <com/sun/star/graphic/XGraphic.hpp> +#include <com/sun/star/security/DocumentDigitalSignatures.hpp> +#include <com/sun/star/security/XDocumentDigitalSignatures.hpp> #include <com/sun/star/xml/sax/XAttributeList.hpp> +#include <comphelper/processfactory.hxx> +#include <comphelper/storagehelper.hxx> #include <xmloff/xmltoken.hxx> +#include <xmloff/xmlimp.hxx> using namespace css; using namespace css::xml::sax; using namespace css::uno; using namespace css::drawing; +using namespace css::embed; +using namespace css::frame; +using namespace css::io; +using namespace css::graphic; +using namespace css::security; using namespace xmloff::token; SignatureLineContext::SignatureLineContext(SvXMLImport& rImport, sal_uInt16 nPrfx, @@ -45,6 +58,58 @@ SignatureLineContext::SignatureLineContext(SvXMLImport& rImport, sal_uInt16 nPrf = xAttrList->getValueByName("loext:can-add-comment") == GetXMLToken(XML_TRUE); xPropSet->setPropertyValue("SignatureLineShowSignDate", Any(bShowSignDate)); xPropSet->setPropertyValue("SignatureLineCanAddComment", Any(bCanAddComment)); + + Reference<XGraphic> xGraphic; + try + { + // Get the document signatures + Reference<XDocumentDigitalSignatures> xSignatures( + security::DocumentDigitalSignatures::createWithVersion( + comphelper::getProcessComponentContext(), "1.2")); + + css::uno::Reference<XStorable> xStorable(GetImport().GetModel(), UNO_QUERY_THROW); + Reference<XStorage> xStorage = comphelper::OStorageHelper::GetStorageOfFormatFromURL( + ZIP_STORAGE_FORMAT_STRING, xStorable->getLocation(), ElementModes::READ); + + if (!xStorage.is()) + { + SAL_WARN("xmloff", "No xStorage!"); + return; + } + + Sequence<DocumentSignatureInformation> xSignatureInfo + = xSignatures->verifyDocumentContentSignatures(xStorage, Reference<XInputStream>()); + + for (int i = 0; i < xSignatureInfo.getLength(); i++) + { + // Try to find matching signature line image - if none exists that is fine, + // then the signature line is not digitally signed. + if (xSignatureInfo[i].SignatureLineId == xAttrList->getValueByName("loext:id")) + { + if (xSignatureInfo[i].SignatureIsValid) + { + // Signature is valid, use the 'valid' image + SAL_WARN_IF(!xSignatureInfo[i].ValidSignatureLineImage.is(), "xmloff", + "No ValidSignatureLineImage!"); + xGraphic = xSignatureInfo[i].ValidSignatureLineImage; + } + else + { + // Signature is invalid, use the 'invalid' image + SAL_WARN_IF(!xSignatureInfo[i].InvalidSignatureLineImage.is(), "xmloff", + "No InvalidSignatureLineImage!"); + xGraphic = xSignatureInfo[i].InvalidSignatureLineImage; + } + xPropSet->setPropertyValue("Graphic", Any(xGraphic)); + break; + } + } + } + catch (css::uno::Exception&) + { + // DocumentDigitalSignatures service not available. + // We render the "unsigned" shape instead. + } } /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */ |