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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /xmloff/source/text/XMLTextMarkImportContext.cxx
parentInitial commit. (diff)
downloadlibreoffice-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 'xmloff/source/text/XMLTextMarkImportContext.cxx')
-rw-r--r--xmloff/source/text/XMLTextMarkImportContext.cxx584
1 files changed, 584 insertions, 0 deletions
diff --git a/xmloff/source/text/XMLTextMarkImportContext.cxx b/xmloff/source/text/XMLTextMarkImportContext.cxx
new file mode 100644
index 000000000..4a71194df
--- /dev/null
+++ b/xmloff/source/text/XMLTextMarkImportContext.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "XMLTextMarkImportContext.hxx"
+
+
+#include <rtl/ustring.hxx>
+#include <sal/log.hxx>
+#include <osl/diagnose.h>
+#include <sax/tools/converter.hxx>
+#include <xmloff/xmluconv.hxx>
+#include <xmloff/xmltoken.hxx>
+#include <xmloff/xmlimp.hxx>
+#include <xmloff/namespacemap.hxx>
+#include <xmloff/xmlnamespace.hxx>
+#include <xmloff/odffields.hxx>
+#include <xmloff/xmlement.hxx>
+#include <com/sun/star/frame/XModel.hpp>
+#include <com/sun/star/xml/sax/XAttributeList.hpp>
+#include <com/sun/star/text/ControlCharacter.hpp>
+#include <com/sun/star/text/XTextContent.hpp>
+#include <com/sun/star/text/XTextRangeCompare.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/container/XNamed.hpp>
+#include <com/sun/star/rdf/XMetadatable.hpp>
+
+#include <com/sun/star/text/XFormField.hpp>
+
+#include <RDFaImportHelper.hxx>
+
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::text;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::xml::sax;
+using namespace ::xmloff::token;
+
+
+XMLFieldParamImportContext::XMLFieldParamImportContext(
+ SvXMLImport& rImport,
+ XMLTextImportHelper& rHlp ) :
+ SvXMLImportContext(rImport),
+ rHelper(rHlp)
+{
+}
+
+
+void XMLFieldParamImportContext::startFastElement(sal_Int32 /*nElement*/, const css::uno::Reference< css::xml::sax::XFastAttributeList> & xAttrList)
+{
+ OUString sName;
+ OUString sValue;
+
+ for (auto &aIter : sax_fastparser::castToFastAttributeList( xAttrList ))
+ {
+ switch (aIter.getToken())
+ {
+ case XML_ELEMENT(FIELD, XML_NAME):
+ sName = aIter.toString();
+ break;
+ case XML_ELEMENT(FIELD, XML_VALUE):
+ sValue = aIter.toString();
+ break;
+ default:
+ XMLOFF_WARN_UNKNOWN("xmloff", aIter);
+ }
+ }
+ if (rHelper.hasCurrentFieldCtx() && !sName.isEmpty()) {
+ rHelper.addFieldParam(sName, sValue);
+ }
+}
+
+
+XMLTextMarkImportContext::XMLTextMarkImportContext(
+ SvXMLImport& rImport,
+ XMLTextImportHelper& rHlp,
+ uno::Reference<uno::XInterface> & io_rxCrossRefHeadingBookmark )
+ : SvXMLImportContext(rImport)
+ , m_rHelper(rHlp)
+ , m_rxCrossRefHeadingBookmark(io_rxCrossRefHeadingBookmark)
+ , m_isHidden(false)
+ , m_bHaveAbout(false)
+{
+}
+
+namespace {
+
+enum lcl_MarkType { TypeReference, TypeReferenceStart, TypeReferenceEnd,
+ TypeBookmark, TypeBookmarkStart, TypeBookmarkEnd,
+ TypeFieldmark, TypeFieldmarkStart, TypeFieldmarkSeparator, TypeFieldmarkEnd
+ };
+
+}
+
+SvXMLEnumMapEntry<lcl_MarkType> const lcl_aMarkTypeMap[] =
+{
+ { XML_REFERENCE_MARK, TypeReference },
+ { XML_REFERENCE_MARK_START, TypeReferenceStart },
+ { XML_REFERENCE_MARK_END, TypeReferenceEnd },
+ { XML_BOOKMARK, TypeBookmark },
+ { XML_BOOKMARK_START, TypeBookmarkStart },
+ { XML_BOOKMARK_END, TypeBookmarkEnd },
+ { XML_FIELDMARK, TypeFieldmark },
+ { XML_FIELDMARK_START, TypeFieldmarkStart },
+ { XML_FIELDMARK_SEPARATOR, TypeFieldmarkSeparator },
+ { XML_FIELDMARK_END, TypeFieldmarkEnd },
+ { XML_TOKEN_INVALID, lcl_MarkType(0) },
+};
+
+
+static OUString lcl_getFormFieldmarkName(std::u16string_view name)
+{
+ if (name == ODF_FORMCHECKBOX ||
+ name == u"msoffice.field.FORMCHECKBOX" ||
+ name == u"ecma.office-open-xml.field.FORMCHECKBOX")
+ return ODF_FORMCHECKBOX;
+ else if (name == ODF_FORMDROPDOWN ||
+ name == u"ecma.office-open-xml.field.FORMDROPDOWN")
+ return ODF_FORMDROPDOWN;
+ else
+ return OUString();
+}
+
+static OUString lcl_getFieldmarkName(OUString const& name)
+{
+ if (name == "msoffice.field.FORMTEXT" ||
+ name == "ecma.office-open-xml.field.FORMTEXT")
+ return ODF_FORMTEXT;
+ else
+ return name;
+}
+
+
+void XMLTextMarkImportContext::startFastElement( sal_Int32 nElement,
+ const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList )
+{
+ if (!FindName(xAttrList))
+ {
+ m_sBookmarkName.clear();
+ }
+
+ if ((nElement & TOKEN_MASK) == XML_FIELDMARK_START ||
+ (nElement & TOKEN_MASK) == XML_FIELDMARK)
+ {
+ if (m_sBookmarkName.isEmpty())
+ {
+ m_sBookmarkName = "Unknown";
+ }
+ m_rHelper.pushFieldCtx( m_sBookmarkName, m_sFieldName );
+ }
+
+ if ((nElement & TOKEN_MASK) == XML_BOOKMARK_START)
+ {
+ m_rHelper.setBookmarkAttributes(m_sBookmarkName, m_isHidden, m_sCondition);
+ }
+}
+
+static auto InsertFieldmark(SvXMLImport & rImport,
+ XMLTextImportHelper & rHelper, bool const isFieldmarkSeparatorMissing) -> void
+{
+ assert(rHelper.hasCurrentFieldCtx()); // was set up in StartElement()
+
+ // fdo#86795 check if it's actually a checkbox first
+ auto const [ name, type ] = rHelper.getCurrentFieldType();
+ OUString const fieldmarkTypeName = lcl_getFieldmarkName(type);
+ if (fieldmarkTypeName == ODF_FORMCHECKBOX ||
+ fieldmarkTypeName == ODF_FORMDROPDOWN)
+ { // sw can't handle checkbox with start+end
+ SAL_INFO("xmloff.text", "invalid fieldmark-start/fieldmark-end ignored");
+ return;
+ }
+
+ uno::Reference<text::XTextRange> const xStartRange(rHelper.getCurrentFieldStart());
+ uno::Reference<text::XTextCursor> const xCursor(
+ rHelper.GetText()->createTextCursorByRange(xStartRange));
+ uno::Reference<text::XTextRangeCompare> const xCompare(rHelper.GetText(), uno::UNO_QUERY);
+ if (xCompare->compareRegionStarts(xStartRange, rHelper.GetCursorAsRange()) < 0)
+ {
+ SAL_WARN("xmloff.text", "invalid field mark positions");
+ assert(false);
+ }
+ xCursor->gotoRange(rHelper.GetCursorAsRange(), true);
+
+ Reference<XTextContent> const xContent = XMLTextMarkImportContext::CreateAndInsertMark(
+ rImport, "com.sun.star.text.Fieldmark", name, xCursor,
+ OUString(), isFieldmarkSeparatorMissing);
+
+ if (!xContent.is())
+ return;
+
+ // setup fieldmark...
+ Reference<text::XFormField> const xFormField(xContent, UNO_QUERY);
+ assert(xFormField.is());
+ try {
+ xFormField->setFieldType(fieldmarkTypeName);
+ } catch (uno::RuntimeException const&) {
+ // tdf#140437 somehow old documents had the field code in the type
+ // attribute instead of field:param
+ SAL_INFO("xmloff.text", "invalid fieldmark type, converting to param");
+ // add without checking: FieldParamImporter::Import() catches ElementExistException
+ rHelper.addFieldParam(ODF_CODE_PARAM, fieldmarkTypeName);
+ xFormField->setFieldType(ODF_UNHANDLED);
+ }
+ rHelper.setCurrentFieldParamsTo(xFormField);
+ // move cursor after setFieldType as that may delete/re-insert
+ rHelper.GetCursor()->gotoRange(xContent->getAnchor()->getEnd(), false);
+ rHelper.GetCursor()->goLeft(1, false); // move before CH_TXT_ATR_FIELDEND
+ // tdf#129520: AppendTextNode() ignores the content index!
+ // plan B: insert a spurious paragraph break now and join
+ // it in PopFieldmark()!
+ rHelper.GetText()->insertControlCharacter(rHelper.GetCursor(),
+ text::ControlCharacter::PARAGRAPH_BREAK, false);
+ rHelper.GetCursor()->goLeft(1, false); // back to previous paragraph
+}
+
+static auto PopFieldmark(XMLTextImportHelper & rHelper) -> void
+{
+ // can't verify name because it's not written as an attribute...
+ uno::Reference<text::XTextContent> const xField(rHelper.popFieldCtx(),
+ uno::UNO_QUERY);
+ if (!xField.is())
+ return;
+
+ if (rHelper.GetText() == xField->getAnchor()->getText())
+ {
+ try
+ { // skip CH_TXT_ATR_FIELDEND
+ rHelper.GetCursor()->goRight(1, true);
+ rHelper.GetCursor()->setString(OUString()); // undo AppendTextNode from InsertFieldmark
+ rHelper.GetCursor()->gotoRange(xField->getAnchor()->getEnd(), false);
+ }
+ catch (uno::Exception const&)
+ {
+ assert(false); // must succeed
+ }
+ }
+ else
+ {
+ SAL_INFO("xmloff.text", "fieldmark has invalid positions");
+ // could either dispose it or leave it to end at the end of the document?
+ xField->dispose();
+ }
+}
+
+void XMLTextMarkImportContext::endFastElement(sal_Int32 nElement)
+{
+ static constexpr OUStringLiteral sAPI_bookmark = u"com.sun.star.text.Bookmark";
+
+ lcl_MarkType nTmp{};
+ if (!SvXMLUnitConverter::convertEnum(nTmp, SvXMLImport::getNameFromToken(nElement), lcl_aMarkTypeMap))
+ return;
+
+ if (m_sBookmarkName.isEmpty() && TypeFieldmarkEnd != nTmp && TypeFieldmarkSeparator != nTmp)
+ return;
+
+ switch (nTmp)
+ {
+ case TypeReference:
+ // export point reference mark
+ CreateAndInsertMark(GetImport(),
+ "com.sun.star.text.ReferenceMark",
+ m_sBookmarkName,
+ m_rHelper.GetCursorAsRange()->getStart());
+ break;
+
+ case TypeBookmark:
+ {
+ // tdf#94804: detect duplicate heading cross reference bookmarks
+ if (m_sBookmarkName.startsWith("__RefHeading__"))
+ {
+ if (m_rxCrossRefHeadingBookmark.is())
+ {
+ uno::Reference<container::XNamed> const xNamed(
+ m_rxCrossRefHeadingBookmark, uno::UNO_QUERY);
+ m_rHelper.AddCrossRefHeadingMapping(
+ m_sBookmarkName, xNamed->getName());
+ break; // don't insert
+ }
+ }
+ }
+ [[fallthrough]];
+ case TypeFieldmark:
+ {
+ const OUString formFieldmarkName=lcl_getFormFieldmarkName(m_sFieldName);
+ bool bImportAsField = (nTmp==TypeFieldmark && !formFieldmarkName.isEmpty()); //@TODO handle abbreviation cases...
+ // export point bookmark
+ const Reference<XInterface> xContent(
+ CreateAndInsertMark(GetImport(),
+ (bImportAsField ? OUString("com.sun.star.text.FormFieldmark") : OUString(sAPI_bookmark)),
+ m_sBookmarkName,
+ m_rHelper.GetCursorAsRange()->getStart(),
+ m_sXmlId) );
+ if (nTmp==TypeFieldmark) {
+ if (xContent.is() && bImportAsField) {
+ // setup fieldmark...
+ Reference< css::text::XFormField> xFormField(xContent, UNO_QUERY);
+ xFormField->setFieldType(formFieldmarkName);
+ if (xFormField.is() && m_rHelper.hasCurrentFieldCtx()) {
+ m_rHelper.setCurrentFieldParamsTo(xFormField);
+ }
+ }
+ m_rHelper.popFieldCtx();
+ }
+ if (TypeBookmark == nTmp
+ && m_sBookmarkName.startsWith("__RefHeading__"))
+ {
+ assert(xContent.is());
+ m_rxCrossRefHeadingBookmark = xContent;
+ }
+ }
+ break;
+
+ case TypeBookmarkStart:
+ // save XTextRange for later construction of bookmark
+ {
+ std::shared_ptr< ::xmloff::ParsedRDFaAttributes >
+ xRDFaAttributes;
+ if (m_bHaveAbout && TypeBookmarkStart == nTmp)
+ {
+ xRDFaAttributes =
+ GetImport().GetRDFaImportHelper().ParseRDFa(
+ m_sAbout, m_sProperty,
+ m_sContent, m_sDatatype);
+ }
+ m_rHelper.InsertBookmarkStartRange(
+ m_sBookmarkName,
+ m_rHelper.GetCursorAsRange()->getStart(),
+ m_sXmlId, xRDFaAttributes);
+ }
+ break;
+
+ case TypeBookmarkEnd:
+ {
+ // tdf#94804: detect duplicate heading cross reference bookmarks
+ if (m_sBookmarkName.startsWith("__RefHeading__"))
+ {
+ if (m_rxCrossRefHeadingBookmark.is())
+ {
+ uno::Reference<container::XNamed> const xNamed(
+ m_rxCrossRefHeadingBookmark, uno::UNO_QUERY);
+ m_rHelper.AddCrossRefHeadingMapping(
+ m_sBookmarkName, xNamed->getName());
+ break; // don't insert
+ }
+ }
+
+ // get old range, and construct
+ Reference<XTextRange> xStartRange;
+ std::shared_ptr< ::xmloff::ParsedRDFaAttributes >
+ xRDFaAttributes;
+ if (m_rHelper.FindAndRemoveBookmarkStartRange(
+ m_sBookmarkName, xStartRange,
+ m_sXmlId, xRDFaAttributes))
+ {
+ Reference<XTextRange> xEndRange(
+ m_rHelper.GetCursorAsRange()->getStart());
+
+ // check if beginning and end are in same XText
+ if (xStartRange.is() && xEndRange.is() && xStartRange->getText() == xEndRange->getText())
+ {
+ // create range for insertion
+ Reference<XTextCursor> xInsertionCursor =
+ m_rHelper.GetText()->createTextCursorByRange(
+ xEndRange);
+ try {
+ xInsertionCursor->gotoRange(xStartRange, true);
+ } catch (uno::Exception&) {
+ OSL_ENSURE(false,
+ "cannot go to end position of bookmark");
+ }
+
+ //DBG_ASSERT(! xInsertionCursor->isCollapsed(),
+ // "we want no point mark");
+ // can't assert, because someone could
+ // create a file with subsequence
+ // start/end elements
+
+ Reference<XInterface> xContent;
+ // insert reference
+ xContent = CreateAndInsertMark(GetImport(),
+ sAPI_bookmark,
+ m_sBookmarkName,
+ xInsertionCursor,
+ m_sXmlId);
+ if (xRDFaAttributes)
+ {
+ const Reference<rdf::XMetadatable>
+ xMeta(xContent, UNO_QUERY);
+ GetImport().GetRDFaImportHelper().AddRDFa(
+ xMeta, xRDFaAttributes);
+ }
+ const Reference<XPropertySet> xPropertySet(xContent, UNO_QUERY);
+ if (xPropertySet.is())
+ {
+ xPropertySet->setPropertyValue("BookmarkHidden", uno::Any(m_rHelper.getBookmarkHidden(m_sBookmarkName)));
+ xPropertySet->setPropertyValue("BookmarkCondition", uno::Any(m_rHelper.getBookmarkCondition(m_sBookmarkName)));
+ }
+ if (m_sBookmarkName.startsWith("__RefHeading__"))
+ {
+ assert(xContent.is());
+ m_rxCrossRefHeadingBookmark = xContent;
+ }
+ }
+ // else: beginning/end in different XText -> ignore!
+ }
+ // else: no start found -> ignore!
+ break;
+ }
+ case TypeFieldmarkStart:
+ {
+ break;
+ }
+ case TypeFieldmarkSeparator:
+ {
+ InsertFieldmark(GetImport(), m_rHelper, false);
+ break;
+ }
+ case TypeFieldmarkEnd:
+ {
+ if (m_rHelper.hasCurrentFieldCtx() && !m_rHelper.hasCurrentFieldSeparator())
+ { // backward compat for old files without separator
+ InsertFieldmark(GetImport(), m_rHelper, true);
+ }
+ PopFieldmark(m_rHelper);
+ break;
+ }
+ case TypeReferenceStart:
+ case TypeReferenceEnd:
+ OSL_FAIL("reference start/end are handled in txtparai !");
+ break;
+
+ default:
+ OSL_FAIL("unknown mark type");
+ break;
+ }
+}
+
+css::uno::Reference< css::xml::sax::XFastContextHandler > XMLTextMarkImportContext::createFastChildContext(
+ sal_Int32 ,
+ const css::uno::Reference< css::xml::sax::XFastAttributeList >& )
+{
+ return new XMLFieldParamImportContext(GetImport(), m_rHelper);
+}
+
+
+Reference<XTextContent> XMLTextMarkImportContext::CreateAndInsertMark(
+ SvXMLImport& rImport,
+ const OUString& sServiceName,
+ const OUString& sMarkName,
+ const Reference<XTextRange> & rRange,
+ const OUString& i_rXmlId,
+ bool const isFieldmarkSeparatorMissing)
+{
+ // create mark
+ const Reference<XMultiServiceFactory> xFactory(rImport.GetModel(),
+ UNO_QUERY);
+ Reference<XInterface> xIfc;
+
+ if (xFactory.is())
+ {
+ xIfc = xFactory->createInstance(sServiceName);
+
+ if (!xIfc.is())
+ {
+ OSL_FAIL("CreateAndInsertMark: cannot create service?");
+ return nullptr;
+ }
+
+ // set name (unless there is no name (text:meta))
+ const Reference<XNamed> xNamed(xIfc, UNO_QUERY);
+ if (xNamed.is())
+ {
+ xNamed->setName(sMarkName);
+ }
+ else
+ {
+ if (!sMarkName.isEmpty())
+ {
+ OSL_FAIL("name given, but XNamed not supported?");
+ return nullptr;
+ }
+ }
+
+ if (isFieldmarkSeparatorMissing)
+ {
+ uno::Reference<beans::XPropertySet> const xProps(xIfc, uno::UNO_QUERY_THROW);
+ xProps->setPropertyValue("PrivateSeparatorAtStart", uno::Any(true));
+ }
+
+ // cast to XTextContent and attach to document
+ const Reference<XTextContent> xTextContent(xIfc, UNO_QUERY);
+ if (xTextContent.is())
+ {
+ try
+ {
+ // if inserting marks, bAbsorb==sal_False will cause
+ // collapsing of the given XTextRange.
+ rImport.GetTextImport()->GetText()->insertTextContent(rRange,
+ xTextContent, true);
+
+ // xml:id for RDF metadata -- after insertion!
+ rImport.SetXmlId(xIfc, i_rXmlId);
+
+ return xTextContent;
+ }
+ catch (css::lang::IllegalArgumentException &)
+ {
+ OSL_FAIL("CreateAndInsertMark: cannot insert?");
+ return nullptr;
+ }
+ }
+ }
+ return nullptr;
+}
+
+bool XMLTextMarkImportContext::FindName(
+ const Reference<XFastAttributeList> & xAttrList)
+{
+ bool bNameOK = false;
+
+ // find name attribute first
+ for( auto& aIter : sax_fastparser::castToFastAttributeList(xAttrList) )
+ {
+ OUString sValue = aIter.toString();
+ switch(aIter.getToken())
+ {
+ case XML_ELEMENT(TEXT, XML_NAME):
+ m_sBookmarkName = sValue;
+ bNameOK = true;
+ break;
+ case XML_ELEMENT(XML, XML_ID):
+ m_sXmlId = sValue;
+ break;
+ // RDFa
+ case XML_ELEMENT(XHTML, XML_ABOUT):
+ m_sAbout = sValue;
+ m_bHaveAbout = true;
+ break;
+ case XML_ELEMENT(XHTML, XML_PROPERTY):
+ m_sProperty = sValue;
+ break;
+ case XML_ELEMENT(XHTML, XML_CONTENT):
+ m_sContent = sValue;
+ break;
+ case XML_ELEMENT(XHTML, XML_DATATYPE):
+ m_sDatatype = sValue;
+ break;
+ case XML_ELEMENT(FIELD, XML_TYPE):
+ m_sFieldName = sValue;
+ break;
+ case XML_ELEMENT(LO_EXT, XML_HIDDEN):
+ ::sax::Converter::convertBool(m_isHidden, sValue);
+ break;
+ case XML_ELEMENT(LO_EXT, XML_CONDITION):
+ m_sCondition = sValue;
+ break;
+ default:
+ XMLOFF_WARN_UNKNOWN("xmloff", aIter);
+ }
+ }
+
+ return bNameOK;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */