Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 258 insertions, 0 deletions

diff --git a/cui/source/dialogs/SignSignatureLineDialog.cxx b/cui/source/dialogs/SignSignatureLineDialog.cxx
new file mode 100644
index 000000000..94306764b
--- /dev/null
+++ b/cui/source/dialogs/SignSignatureLineDialog.cxx
@@ -0,0 +1,258 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <SignSignatureLineDialog.hxx>
+
+#include <sal/log.hxx>
+#include <sal/types.h>
+
+#include <dialmgr.hxx>
+#include <strings.hrc>
+
+#include <comphelper/graphicmimetype.hxx>
+#include <comphelper/processfactory.hxx>
+#include <comphelper/propertyvalue.hxx>
+#include <sfx2/filedlghelper.hxx>
+#include <sfx2/objsh.hxx>
+#include <svx/xoutbmp.hxx>
+#include <utility>
+#include <vcl/graph.hxx>
+#include <vcl/weld.hxx>
+#include <svx/signaturelinehelper.hxx>
+#include <tools/urlobj.hxx>
+
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/graphic/GraphicProvider.hpp>
+#include <com/sun/star/graphic/XGraphic.hpp>
+#include <com/sun/star/graphic/XGraphicProvider.hpp>
+#include <com/sun/star/security/CertificateKind.hpp>
+#include <com/sun/star/security/XCertificate.hpp>
+#include <com/sun/star/ui/dialogs/TemplateDescription.hpp>
+#include <com/sun/star/ui/dialogs/XFilePicker3.hpp>
+
+using namespace comphelper;
+using namespace css;
+using namespace css::uno;
+using namespace css::beans;
+using namespace css::frame;
+using namespace css::io;
+using namespace css::lang;
+using namespace css::frame;
+using namespace css::text;
+using namespace css::graphic;
+using namespace css::security;
+using namespace css::ui::dialogs;
+
+SignSignatureLineDialog::SignSignatureLineDialog(weld::Widget* pParent, Reference<XModel> xModel)
+    : SignatureLineDialogBase(pParent, std::move(xModel), "cui/ui/signsignatureline.ui",
+                              "SignSignatureLineDialog")
+    , m_xEditName(m_xBuilder->weld_entry("edit_name"))
+    , m_xEditComment(m_xBuilder->weld_text_view("edit_comment"))
+    , m_xBtnLoadImage(m_xBuilder->weld_button("btn_load_image"))
+    , m_xBtnClearImage(m_xBuilder->weld_button("btn_clear_image"))
+    , m_xBtnChooseCertificate(m_xBuilder->weld_button("btn_select_certificate"))
+    , m_xBtnSign(m_xBuilder->weld_button("ok"))
+    , m_xLabelHint(m_xBuilder->weld_label("label_hint"))
+    , m_xLabelHintText(m_xBuilder->weld_label("label_hint_text"))
+    , m_xLabelAddComment(m_xBuilder->weld_label("label_add_comment"))
+    , m_bShowSignDate(false)
+{
+    Reference<container::XIndexAccess> xIndexAccess(m_xModel->getCurrentSelection(),
+                                                    UNO_QUERY_THROW);
+    m_xShapeProperties.set(xIndexAccess->getByIndex(0), UNO_QUERY_THROW);
+
+    bool bIsSignatureLine(false);
+    m_xShapeProperties->getPropertyValue("IsSignatureLine") >>= bIsSignatureLine;
+    if (!bIsSignatureLine)
+    {
+        SAL_WARN("cui.dialogs", "No signature line selected!");
+        return;
+    }
+
+    m_xBtnLoadImage->connect_clicked(LINK(this, SignSignatureLineDialog, loadImage));
+    m_xBtnClearImage->connect_clicked(LINK(this, SignSignatureLineDialog, clearImage));
+    m_xBtnChooseCertificate->connect_clicked(
+        LINK(this, SignSignatureLineDialog, chooseCertificate));
+    m_xEditName->connect_changed(LINK(this, SignSignatureLineDialog, entryChanged));
+
+    // Read properties from selected signature line
+    m_xShapeProperties->getPropertyValue("SignatureLineId") >>= m_aSignatureLineId;
+    m_xShapeProperties->getPropertyValue("SignatureLineSuggestedSignerName")
+        >>= m_aSuggestedSignerName;
+    m_xShapeProperties->getPropertyValue("SignatureLineSuggestedSignerTitle")
+        >>= m_aSuggestedSignerTitle;
+    OUString aSigningInstructions;
+    m_xShapeProperties->getPropertyValue("SignatureLineSigningInstructions")
+        >>= aSigningInstructions;
+    m_xShapeProperties->getPropertyValue("SignatureLineShowSignDate") >>= m_bShowSignDate;
+    bool bCanAddComment(false);
+    m_xShapeProperties->getPropertyValue("SignatureLineCanAddComment") >>= bCanAddComment;
+
+    if (aSigningInstructions.isEmpty())
+    {
+        m_xLabelHint->hide();
+        m_xLabelHintText->hide();
+    }
+    else
+    {
+        m_xLabelHintText->set_label(aSigningInstructions);
+    }
+
+    if (bCanAddComment)
+    {
+        m_xEditComment->set_size_request(m_xEditComment->get_approximate_digit_width() * 48,
+                                         m_xEditComment->get_text_height() * 5);
+    }
+    else
+    {
+        m_xLabelAddComment->hide();
+        m_xEditComment->hide();
+        m_xEditComment->set_size_request(0, 0);
+    }
+
+    ValidateFields();
+}
+
+IMPL_LINK_NOARG(SignSignatureLineDialog, loadImage, weld::Button&, void)
+{
+    Reference<XComponentContext> xContext = comphelper::getProcessComponentContext();
+    sfx2::FileDialogHelper aHelper(TemplateDescription::FILEOPEN_PREVIEW, FileDialogFlags::NONE,
+                                   m_xDialog.get());
+    aHelper.SetContext(sfx2::FileDialogHelper::SignatureLine);
+    Reference<XFilePicker3> xFilePicker = aHelper.GetFilePicker();
+    if (!xFilePicker->execute())
+        return;
+
+    Sequence<OUString> aSelectedFiles = xFilePicker->getSelectedFiles();
+    if (!aSelectedFiles.hasElements())
+        return;
+
+    Reference<XGraphicProvider> xProvider = GraphicProvider::create(xContext);
+    Sequence<PropertyValue> aMediaProperties{ comphelper::makePropertyValue("URL",
+                                                                            aSelectedFiles[0]) };
+    m_xSignatureImage = xProvider->queryGraphic(aMediaProperties);
+    m_sOriginalImageBtnLabel = m_xBtnLoadImage->get_label();
+
+    INetURLObject aObj(aSelectedFiles[0]);
+    m_xBtnLoadImage->set_label(aObj.GetLastName());
+
+    ValidateFields();
+}
+
+IMPL_LINK_NOARG(SignSignatureLineDialog, clearImage, weld::Button&, void)
+{
+    m_xSignatureImage.set(nullptr);
+    m_xBtnLoadImage->set_label(m_sOriginalImageBtnLabel);
+    ValidateFields();
+}
+
+IMPL_LINK_NOARG(SignSignatureLineDialog, chooseCertificate, weld::Button&, void)
+{
+    // Document needs to be saved before selecting a certificate
+    SfxObjectShell* pShell = SfxObjectShell::Current();
+    if (!pShell || !pShell->PrepareForSigning(m_xDialog.get()))
+        return;
+
+    Reference<XCertificate> xSignCertificate
+        = svx::SignatureLineHelper::getSignatureCertificate(pShell, m_xDialog.get());
+
+    if (xSignCertificate.is())
+    {
+        m_xSelectedCertifate = xSignCertificate;
+        m_xBtnChooseCertificate->set_label(
+            svx::SignatureLineHelper::getSignerName(xSignCertificate));
+    }
+    ValidateFields();
+}
+
+IMPL_LINK_NOARG(SignSignatureLineDialog, entryChanged, weld::Entry&, void) { ValidateFields(); }
+
+void SignSignatureLineDialog::ValidateFields()
+{
+    bool bEnableSignBtn = m_xSelectedCertifate.is()
+                          && (!m_xEditName->get_text().isEmpty() || m_xSignatureImage.is());
+    m_xBtnSign->set_sensitive(bEnableSignBtn);
+
+    m_xEditName->set_sensitive(!m_xSignatureImage.is());
+    m_xBtnLoadImage->set_sensitive(m_xEditName->get_text().isEmpty());
+    m_xBtnClearImage->set_sensitive(m_xSignatureImage.is());
+}
+
+void SignSignatureLineDialog::Apply()
+{
+    if (!m_xSelectedCertifate.is())
+    {
+        SAL_WARN("cui.dialogs", "No certificate selected!");
+        return;
+    }
+
+    SfxObjectShell* pShell = SfxObjectShell::Current();
+    if (!pShell)
+    {
+        SAL_WARN("cui.dialogs", "No SfxObjectShell!");
+        return;
+    }
+
+    Reference<XGraphic> xValidGraphic = getSignedGraphic(true);
+    Reference<XGraphic> xInvalidGraphic = getSignedGraphic(false);
+    pShell->SignSignatureLine(m_xDialog.get(), m_aSignatureLineId, m_xSelectedCertifate,
+                              xValidGraphic, xInvalidGraphic, m_xEditComment->get_text());
+}
+
+css::uno::Reference<css::graphic::XGraphic> SignSignatureLineDialog::getSignedGraphic(bool bValid)
+{
+    // Read svg and replace placeholder texts
+    OUString aSvgImage(svx::SignatureLineHelper::getSignatureImage());
+    aSvgImage = aSvgImage.replaceAll("[SIGNER_NAME]", getCDataString(m_aSuggestedSignerName));
+    aSvgImage = aSvgImage.replaceAll("[SIGNER_TITLE]", getCDataString(m_aSuggestedSignerTitle));
+
+    OUString aIssuerLine
+        = CuiResId(RID_CUISTR_SIGNATURELINE_SIGNED_BY)
+              .replaceFirst("%1", svx::SignatureLineHelper::getSignerName(m_xSelectedCertifate));
+    aSvgImage = aSvgImage.replaceAll("[SIGNED_BY]", getCDataString(aIssuerLine));
+    if (bValid)
+        aSvgImage = aSvgImage.replaceAll("[INVALID_SIGNATURE]", "");
+
+    OUString aDate;
+    if (m_bShowSignDate && bValid)
+    {
+        aDate = svx::SignatureLineHelper::getLocalizedDate();
+    }
+    aSvgImage = aSvgImage.replaceAll("[DATE]", aDate);
+
+    // Custom signature image
+    if (m_xSignatureImage.is())
+    {
+        OUString aGraphicInBase64;
+        Graphic aGraphic(m_xSignatureImage);
+        if (!XOutBitmap::GraphicToBase64(aGraphic, aGraphicInBase64, false))
+            SAL_WARN("cui.dialogs", "Could not convert graphic to base64");
+
+        OUString aImagePart = "<image y=\"825\" x=\"1300\" "
+                              "xlink:href=\"data:[MIMETYPE];base64,[BASE64_IMG]>\" "
+                              "preserveAspectRatio=\"xMidYMid\" height=\"1520\" "
+                              "width=\"7600\" />";
+        aImagePart = aImagePart.replaceAll(
+            "[MIMETYPE]", GraphicMimeTypeHelper::GetMimeTypeForXGraphic(m_xSignatureImage));
+        aImagePart = aImagePart.replaceAll("[BASE64_IMG]", aGraphicInBase64);
+        aSvgImage = aSvgImage.replaceAll("[SIGNATURE_IMAGE]", aImagePart);
+
+        aSvgImage = aSvgImage.replaceAll("[SIGNATURE]", "");
+    }
+    else
+    {
+        aSvgImage = aSvgImage.replaceAll("[SIGNATURE_IMAGE]", "");
+        aSvgImage = aSvgImage.replaceAll("[SIGNATURE]", getCDataString(m_xEditName->get_text()));
+    }
+
+    // Create graphic
+    return svx::SignatureLineHelper::importSVG(aSvgImage);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */