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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
commit | ed5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch) | |
tree | 7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /sfx2/source/doc/SfxRedactionHelper.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip |
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | sfx2/source/doc/SfxRedactionHelper.cxx | 562 |
1 files changed, 562 insertions, 0 deletions
diff --git a/sfx2/source/doc/SfxRedactionHelper.cxx b/sfx2/source/doc/SfxRedactionHelper.cxx new file mode 100644 index 000000000..beb96b55d --- /dev/null +++ b/sfx2/source/doc/SfxRedactionHelper.cxx @@ -0,0 +1,562 @@ +/* -*- 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 <SfxRedactionHelper.hxx> +#include <autoredactdialog.hxx> + +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/drawing/XDrawPagesSupplier.hpp> +#include <com/sun/star/drawing/LineStyle.hpp> +#include <com/sun/star/lang/XMultiServiceFactory.hpp> +#include <com/sun/star/graphic/XGraphic.hpp> +#include <com/sun/star/frame/XLayoutManager.hpp> + +// For page margin related methods +#include <com/sun/star/style/XStyle.hpp> +#include <com/sun/star/style/XStyleFamiliesSupplier.hpp> +#include <com/sun/star/text/XPageCursor.hpp> +#include <com/sun/star/text/XTextViewCursorSupplier.hpp> +#include <com/sun/star/sheet/XSpreadsheetView.hpp> + +// Search util +#include <i18nutil/searchopt.hxx> +#include <com/sun/star/util/SearchAlgorithms.hpp> +#include <com/sun/star/util/SearchAlgorithms2.hpp> +#include <com/sun/star/util/SearchFlags.hpp> +#include <vcl/svapp.hxx> +#include <vcl/settings.hxx> +#include <i18nlangtag/languagetag.hxx> +#include <unotools/textsearch.hxx> + +#include <sfx2/request.hxx> +#include <sfx2/sfxsids.hrc> +#include <sfx2/viewfrm.hxx> + +#include <svl/eitem.hxx> +#include <svl/stritem.hxx> + +#include <svtools/DocumentToGraphicRenderer.hxx> + +#include <tools/gen.hxx> +#include <tools/stream.hxx> +#include <tools/diagnose_ex.h> + +#include <vcl/gdimtf.hxx> +#include <vcl/graph.hxx> +#include <sal/log.hxx> + +#include <vcl/wmf.hxx> +#include <vcl/metaact.hxx> +#include <vcl/outdev.hxx> +#include <vcl/vcllayout.hxx> +#include <o3tl/string_view.hxx> + +using namespace ::com::sun::star; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::uno; + +bool SfxRedactionHelper::isRedactMode(const SfxRequest& rReq) +{ + const SfxItemSet* pArgs = rReq.GetArgs(); + if (pArgs) + { + const SfxBoolItem* pIsRedactMode = rReq.GetArg<SfxBoolItem>(SID_IS_REDACT_MODE); + if (pIsRedactMode && pIsRedactMode->GetValue()) + return true; + } + + return false; +} + +OUString SfxRedactionHelper::getStringParam(const SfxRequest& rReq, sal_uInt16 nParamId) +{ + OUString sStringParam; + + const SfxItemSet* pArgs = rReq.GetArgs(); + if (!pArgs) + return sStringParam; + + const SfxStringItem* pStringArg = rReq.GetArg<SfxStringItem>(nParamId); + if (!pStringArg) + return sStringParam; + + sStringParam = pStringArg->GetValue(); + return sStringParam; +} + +namespace +{ +/* + * Roundtrip the gdimetafile to and from WMF + * to get rid of the position and size irregularities + * We better check the conversion method to see what it + * actually does to correct these issues, and do it ourselves. + * */ +void fixMetaFile(GDIMetaFile& tmpMtf) +{ + SvMemoryStream aDestStrm(65535, 65535); + ConvertGDIMetaFileToWMF(tmpMtf, aDestStrm, nullptr, false); + aDestStrm.Seek(0); + + tmpMtf.Clear(); + + ReadWindowMetafile(aDestStrm, tmpMtf); +} + +/* + * Sets page margins for a Draw page. Negative values are considered erroneous + * */ +void setPageMargins(const uno::Reference<beans::XPropertySet>& xPageProperySet, + const PageMargins& aPageMargins) +{ + if (aPageMargins.nTop < 0 || aPageMargins.nBottom < 0 || aPageMargins.nLeft < 0 + || aPageMargins.nRight < 0) + return; + + xPageProperySet->setPropertyValue("BorderTop", css::uno::Any(aPageMargins.nTop)); + xPageProperySet->setPropertyValue("BorderBottom", css::uno::Any(aPageMargins.nBottom)); + xPageProperySet->setPropertyValue("BorderLeft", css::uno::Any(aPageMargins.nLeft)); + xPageProperySet->setPropertyValue("BorderRight", css::uno::Any(aPageMargins.nRight)); +} + +// #i10613# Extracted from ImplCheckRect::ImplCreate +tools::Rectangle ImplCalcActionBounds(const MetaAction& rAct, const OutputDevice& rOut, + sal_Int32 nStrStartPos, sal_Int32 nStrEndPos) +{ + tools::Rectangle aActionBounds; + + switch (rAct.GetType()) + { + case MetaActionType::TEXTARRAY: + { + const MetaTextArrayAction& rTextAct = static_cast<const MetaTextArrayAction&>(rAct); + const OUString aString(rTextAct.GetText().copy(rTextAct.GetIndex(), rTextAct.GetLen())); + + if (!aString.isEmpty()) + { + // #105987# ImplLayout takes everything in logical coordinates + std::unique_ptr<SalLayout> pSalLayout1 = rOut.ImplLayout( + aString, 0, nStrStartPos, rTextAct.GetPoint(), 0, rTextAct.GetDXArray()); + std::unique_ptr<SalLayout> pSalLayout2 = rOut.ImplLayout( + aString, 0, nStrEndPos, rTextAct.GetPoint(), 0, rTextAct.GetDXArray()); + if (pSalLayout2) + { + tools::Rectangle aBoundRect2(rOut.ImplGetTextBoundRect(*pSalLayout2)); + aActionBounds = rOut.PixelToLogic(aBoundRect2); + } + if (pSalLayout1 && nStrStartPos > 0) + { + tools::Rectangle aBoundRect1(rOut.ImplGetTextBoundRect(*pSalLayout1)); + aActionBounds.SetLeft(rOut.PixelToLogic(aBoundRect1).Right()); + } + } + } + break; + + default: + break; + } + + if (!aActionBounds.IsEmpty()) + { + // fdo#40421 limit current action's output to clipped area + if (rOut.IsClipRegion()) + return rOut.GetClipRegion().GetBoundRect().Intersection(aActionBounds); + else + return aActionBounds; + } + else + return aActionBounds; +} + +} // End of anon namespace + +void SfxRedactionHelper::getPageMetaFilesFromDoc(std::vector<GDIMetaFile>& aMetaFiles, + std::vector<::Size>& aPageSizes, sal_Int32 nPages, + DocumentToGraphicRenderer& aRenderer) +{ + for (sal_Int32 nPage = 1; nPage <= nPages; ++nPage) + { + ::Size aDocumentSizePixel = aRenderer.getDocumentSizeInPixels(nPage); + ::Point aLogicPos; + ::Point aCalcPageLogicPos; + ::Size aCalcPageContentSize; + ::Size aLogic = aRenderer.getDocumentSizeIn100mm(nPage, &aLogicPos, &aCalcPageLogicPos, + &aCalcPageContentSize); + + aPageSizes.push_back(aLogic); + + Graphic aGraphic = aRenderer.renderToGraphic(nPage, aDocumentSizePixel, aDocumentSizePixel, + COL_TRANSPARENT, true); + auto& rGDIMetaFile = const_cast<GDIMetaFile&>(aGraphic.GetGDIMetaFile()); + + // Set preferred map unit and size on the metafile, so the Shape size + // will be correct in MM. + MapMode aMapMode; + aMapMode.SetMapUnit(MapUnit::Map100thMM); + + rGDIMetaFile.SetPrefMapMode(aMapMode); + rGDIMetaFile.SetPrefSize(aLogic); + + fixMetaFile(rGDIMetaFile); + + aMetaFiles.push_back(rGDIMetaFile); + } +} + +void SfxRedactionHelper::addPagesToDraw( + const uno::Reference<XComponent>& xComponent, sal_Int32 nPages, + const std::vector<GDIMetaFile>& aMetaFiles, const std::vector<::Size>& aPageSizes, + const PageMargins& aPageMargins, + const std::vector<std::pair<RedactionTarget, OUString>>& r_aTableTargets, bool bIsAutoRedact) +{ + // Access the draw pages + uno::Reference<drawing::XDrawPagesSupplier> xDrawPagesSupplier(xComponent, uno::UNO_QUERY); + uno::Reference<drawing::XDrawPages> xDrawPages = xDrawPagesSupplier->getDrawPages(); + + uno::Reference<css::lang::XMultiServiceFactory> xFactory(xComponent, uno::UNO_QUERY); + + for (sal_Int32 nPage = 0; nPage < nPages; ++nPage) + { + GDIMetaFile rGDIMetaFile = aMetaFiles[nPage]; + Graphic aGraphic(rGDIMetaFile); + + sal_Int32 nPageHeight(aPageSizes[nPage].Height()); + sal_Int32 nPageWidth(aPageSizes[nPage].Width()); + + uno::Reference<graphic::XGraphic> xGraph = aGraphic.GetXGraphic(); + uno::Reference<drawing::XDrawPage> xPage = xDrawPages->insertNewByIndex(nPage); + + // Set page size & margins + uno::Reference<beans::XPropertySet> xPageProperySet(xPage, uno::UNO_QUERY); + xPageProperySet->setPropertyValue("Height", css::uno::Any(nPageHeight)); + xPageProperySet->setPropertyValue("Width", css::uno::Any(nPageWidth)); + + setPageMargins(xPageProperySet, aPageMargins); + + // Create and insert the shape + uno::Reference<drawing::XShape> xShape( + xFactory->createInstance("com.sun.star.drawing.GraphicObjectShape"), uno::UNO_QUERY); + uno::Reference<beans::XPropertySet> xShapeProperySet(xShape, uno::UNO_QUERY); + xShapeProperySet->setPropertyValue("Graphic", uno::Any(xGraph)); + xShapeProperySet->setPropertyValue("MoveProtect", uno::Any(true)); + xShapeProperySet->setPropertyValue("SizeProtect", uno::Any(true)); + + // Set size + xShape->setSize( + awt::Size(rGDIMetaFile.GetPrefSize().Width(), rGDIMetaFile.GetPrefSize().Height())); + + xPage->add(xShape); + + if (bIsAutoRedact && !r_aTableTargets.empty()) + { + for (const auto& targetPair : r_aTableTargets) + { + autoRedactPage(targetPair.first, rGDIMetaFile, xPage, xComponent); + } + } + } + + // Remove the extra page at the beginning + uno::Reference<drawing::XDrawPage> xPage(xDrawPages->getByIndex(0), uno::UNO_QUERY_THROW); + xDrawPages->remove(xPage); +} + +void SfxRedactionHelper::showRedactionToolbar(const SfxViewFrame* pViewFrame) +{ + if (!pViewFrame) + return; + + Reference<frame::XFrame> xFrame = pViewFrame->GetFrame().GetFrameInterface(); + Reference<css::beans::XPropertySet> xPropSet(xFrame, UNO_QUERY); + Reference<css::frame::XLayoutManager> xLayoutManager; + + if (!xPropSet.is()) + return; + + try + { + Any aValue = xPropSet->getPropertyValue("LayoutManager"); + aValue >>= xLayoutManager; + xLayoutManager->createElement("private:resource/toolbar/redactionbar"); + xLayoutManager->showElement("private:resource/toolbar/redactionbar"); + } + catch (const css::uno::RuntimeException&) + { + throw; + } + catch (css::uno::Exception&) + { + TOOLS_WARN_EXCEPTION("sfx.doc", "Exception while trying to show the Redaction Toolbar!"); + } +} + +PageMargins +SfxRedactionHelper::getPageMarginsForWriter(const css::uno::Reference<css::frame::XModel>& xModel) +{ + PageMargins aPageMargins = { -1, -1, -1, -1 }; + + Reference<text::XTextViewCursorSupplier> xTextViewCursorSupplier(xModel->getCurrentController(), + UNO_QUERY); + if (!xTextViewCursorSupplier.is()) + { + SAL_WARN("sfx.doc", "Ref to xTextViewCursorSupplier is null in setPageMargins()."); + return aPageMargins; + } + + Reference<text::XPageCursor> xCursor(xTextViewCursorSupplier->getViewCursor(), UNO_QUERY); + + uno::Reference<beans::XPropertySet> xPageProperySet(xCursor, UNO_QUERY); + OUString sPageStyleName; + Any aValue = xPageProperySet->getPropertyValue("PageStyleName"); + aValue >>= sPageStyleName; + + Reference<css::style::XStyleFamiliesSupplier> xStyleFamiliesSupplier(xModel, UNO_QUERY); + if (!xStyleFamiliesSupplier.is()) + { + SAL_WARN("sfx.doc", "Ref to xStyleFamiliesSupplier is null in setPageMargins()."); + return aPageMargins; + } + uno::Reference<container::XNameAccess> xStyleFamilies + = xStyleFamiliesSupplier->getStyleFamilies(); + + if (!xStyleFamilies.is()) + return aPageMargins; + + uno::Reference<container::XNameAccess> xPageStyles(xStyleFamilies->getByName("PageStyles"), + UNO_QUERY); + + if (!xPageStyles.is()) + return aPageMargins; + + uno::Reference<css::style::XStyle> xPageStyle(xPageStyles->getByName(sPageStyleName), + UNO_QUERY); + + if (!xPageStyle.is()) + return aPageMargins; + + uno::Reference<beans::XPropertySet> xPageProperties(xPageStyle, uno::UNO_QUERY); + + if (!xPageProperties.is()) + return aPageMargins; + + xPageProperties->getPropertyValue("LeftMargin") >>= aPageMargins.nLeft; + xPageProperties->getPropertyValue("RightMargin") >>= aPageMargins.nRight; + xPageProperties->getPropertyValue("TopMargin") >>= aPageMargins.nTop; + xPageProperties->getPropertyValue("BottomMargin") >>= aPageMargins.nBottom; + + return aPageMargins; +} + +PageMargins +SfxRedactionHelper::getPageMarginsForCalc(const css::uno::Reference<css::frame::XModel>& xModel) +{ + PageMargins aPageMargins = { -1, -1, -1, -1 }; + OUString sPageStyleName("Default"); + + css::uno::Reference<css::sheet::XSpreadsheetView> xSpreadsheetView( + xModel->getCurrentController(), UNO_QUERY); + + if (!xSpreadsheetView.is()) + { + SAL_WARN("sfx.doc", "Ref to xSpreadsheetView is null in getPageMarginsForCalc()."); + return aPageMargins; + } + + uno::Reference<beans::XPropertySet> xSheetProperties(xSpreadsheetView->getActiveSheet(), + UNO_QUERY); + + xSheetProperties->getPropertyValue("PageStyle") >>= sPageStyleName; + + Reference<css::style::XStyleFamiliesSupplier> xStyleFamiliesSupplier(xModel, UNO_QUERY); + if (!xStyleFamiliesSupplier.is()) + { + SAL_WARN("sfx.doc", "Ref to xStyleFamiliesSupplier is null in getPageMarginsForCalc()."); + return aPageMargins; + } + uno::Reference<container::XNameAccess> xStyleFamilies + = xStyleFamiliesSupplier->getStyleFamilies(); + + if (!xStyleFamilies.is()) + return aPageMargins; + + uno::Reference<container::XNameAccess> xPageStyles(xStyleFamilies->getByName("PageStyles"), + UNO_QUERY); + + if (!xPageStyles.is()) + return aPageMargins; + + uno::Reference<css::style::XStyle> xPageStyle(xPageStyles->getByName(sPageStyleName), + UNO_QUERY); + + if (!xPageStyle.is()) + return aPageMargins; + + uno::Reference<beans::XPropertySet> xPageProperties(xPageStyle, uno::UNO_QUERY); + + if (!xPageProperties.is()) + return aPageMargins; + + xPageProperties->getPropertyValue("LeftMargin") >>= aPageMargins.nLeft; + xPageProperties->getPropertyValue("RightMargin") >>= aPageMargins.nRight; + xPageProperties->getPropertyValue("TopMargin") >>= aPageMargins.nTop; + xPageProperties->getPropertyValue("BottomMargin") >>= aPageMargins.nBottom; + + return aPageMargins; +} + +void SfxRedactionHelper::searchInMetaFile(const RedactionTarget& rRedactionTarget, + const GDIMetaFile& rMtf, + std::vector<::tools::Rectangle>& aRedactionRectangles, + const uno::Reference<XComponent>& xComponent) +{ + // Initialize search + i18nutil::SearchOptions2 aSearchOptions; + fillSearchOptions(aSearchOptions, rRedactionTarget); + + utl::TextSearch textSearch(aSearchOptions); + static tools::Long aLastFontHeight = 0; + + MetaAction* pCurrAct; + + for (pCurrAct = const_cast<GDIMetaFile&>(rMtf).FirstAction(); pCurrAct; + pCurrAct = const_cast<GDIMetaFile&>(rMtf).NextAction()) + { + // Watch for TEXTARRAY actions. + // They contain the text of paragraphs. + if (pCurrAct->GetType() == MetaActionType::TEXTARRAY) + { + MetaTextArrayAction* pMetaTextArrayAction = static_cast<MetaTextArrayAction*>(pCurrAct); + + // Search operation takes place here + OUString sText = pMetaTextArrayAction->GetText(); + sal_Int32 nStart = 0; + sal_Int32 nEnd = sText.getLength(); + + bool bFound = textSearch.SearchForward(sText, &nStart, &nEnd); + + // If found the string, add the corresponding rectangle to the collection + while (bFound) + { + OutputDevice* pOutputDevice + = SfxObjectShell::GetShellFromComponent(xComponent)->GetDocumentRefDev(); + tools::Rectangle aNewRect( + ImplCalcActionBounds(*pMetaTextArrayAction, *pOutputDevice, nStart, nEnd)); + + if (!aNewRect.IsEmpty()) + { + // Calculate the difference between current wrong value and value should it be. + // Add the difference to current value. + // Then increase 10% of the new value to make it look better. + aNewRect.SetTop(aNewRect.Bottom() - aLastFontHeight - aLastFontHeight / 10); + aRedactionRectangles.push_back(aNewRect); + } + + // Search for the next occurrence + nStart = nEnd; + nEnd = sText.getLength(); + bFound = textSearch.SearchForward(sText, &nStart, &nEnd); + } + } + else if (pCurrAct->GetType() == MetaActionType::FONT) + { + const MetaFontAction* pFontAct = static_cast<const MetaFontAction*>(pCurrAct); + aLastFontHeight = pFontAct->GetFont().GetFontSize().getHeight(); + } + } +} + +void SfxRedactionHelper::addRedactionRectToPage( + const uno::Reference<XComponent>& xComponent, const uno::Reference<drawing::XDrawPage>& xPage, + const std::vector<::tools::Rectangle>& aNewRectangles) +{ + if (!xComponent.is() || !xPage.is()) + return; + + if (aNewRectangles.empty()) + return; + + uno::Reference<css::lang::XMultiServiceFactory> xFactory(xComponent, uno::UNO_QUERY); + + for (auto const& aNewRectangle : aNewRectangles) + { + uno::Reference<drawing::XShape> xRectShape( + xFactory->createInstance("com.sun.star.drawing.RectangleShape"), uno::UNO_QUERY); + uno::Reference<beans::XPropertySet> xRectShapeProperySet(xRectShape, uno::UNO_QUERY); + + xRectShapeProperySet->setPropertyValue("Name", + uno::Any(OUString("RectangleRedactionShape"))); + xRectShapeProperySet->setPropertyValue("FillTransparence", + css::uno::Any(static_cast<sal_Int16>(50))); + xRectShapeProperySet->setPropertyValue("FillColor", css::uno::Any(COL_GRAY7)); + xRectShapeProperySet->setPropertyValue( + "LineStyle", css::uno::Any(css::drawing::LineStyle::LineStyle_NONE)); + + xRectShape->setSize(awt::Size(aNewRectangle.GetWidth(), aNewRectangle.GetHeight())); + xRectShape->setPosition(awt::Point(aNewRectangle.Left(), aNewRectangle.Top())); + + xPage->add(xRectShape); + } +} + +void SfxRedactionHelper::autoRedactPage(const RedactionTarget& rRedactionTarget, + const GDIMetaFile& rGDIMetaFile, + const uno::Reference<drawing::XDrawPage>& xPage, + const uno::Reference<XComponent>& xComponent) +{ + if (rRedactionTarget.sContent.isEmpty()) + return; + + // Search for the redaction strings, and get the rectangle coordinates + std::vector<::tools::Rectangle> aRedactionRectangles; + searchInMetaFile(rRedactionTarget, rGDIMetaFile, aRedactionRectangles, xComponent); + + // Add the redaction rectangles to the page + addRedactionRectToPage(xComponent, xPage, aRedactionRectangles); +} + +namespace +{ +const LanguageTag& GetAppLanguageTag() { return Application::GetSettings().GetLanguageTag(); } +} + +void SfxRedactionHelper::fillSearchOptions(i18nutil::SearchOptions2& rSearchOpt, + const RedactionTarget& rTarget) +{ + if (rTarget.sType == RedactionTargetType::REDACTION_TARGET_REGEX + || rTarget.sType == RedactionTargetType::REDACTION_TARGET_PREDEFINED) + { + rSearchOpt.algorithmType = util::SearchAlgorithms_REGEXP; + rSearchOpt.AlgorithmType2 = util::SearchAlgorithms2::REGEXP; + } + else + { + rSearchOpt.algorithmType = util::SearchAlgorithms_ABSOLUTE; + rSearchOpt.AlgorithmType2 = util::SearchAlgorithms2::ABSOLUTE; + } + + rSearchOpt.Locale = GetAppLanguageTag().getLocale(); + if (rTarget.sType == RedactionTargetType::REDACTION_TARGET_PREDEFINED) + { + auto nPredefIndex = o3tl::toUInt32(o3tl::getToken(rTarget.sContent, 0, ';')); + rSearchOpt.searchString = m_aPredefinedTargets[nPredefIndex]; + } + else + rSearchOpt.searchString = rTarget.sContent; + + rSearchOpt.replaceString.clear(); + + if (!rTarget.bCaseSensitive && rTarget.sType != RedactionTargetType::REDACTION_TARGET_REGEX + && rTarget.sType != RedactionTargetType::REDACTION_TARGET_PREDEFINED) + rSearchOpt.transliterateFlags |= TransliterationFlags::IGNORE_CASE; + if (rTarget.bWholeWords) + rSearchOpt.searchFlag |= util::SearchFlags::NORM_WORD_ONLY; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */ |