fdo#75158 : Handled unsupported fields for docx file.

  - Handled unsupported fields using fieldmark API.
  - Added Unit Test.

Change-Id: I0c69458f330fa2e98821c392ea97410fe1b1e20e
Reviewed-on: https://gerrit.libreoffice.org/8391
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Miklos Vajna <vmiklos@collabora.co.uk>
diff --git a/sw/qa/extras/ooxmlexport/data/Unsupportedtextfields.docx b/sw/qa/extras/ooxmlexport/data/Unsupportedtextfields.docx
new file mode 100644
index 0000000..698142e
--- /dev/null
+++ b/sw/qa/extras/ooxmlexport/data/Unsupportedtextfields.docx
Binary files differ
diff --git a/sw/qa/extras/ooxmlexport/ooxmlexport.cxx b/sw/qa/extras/ooxmlexport/ooxmlexport.cxx
index c51b58a3..f9fda5f 100644
--- a/sw/qa/extras/ooxmlexport/ooxmlexport.cxx
+++ b/sw/qa/extras/ooxmlexport/ooxmlexport.cxx
@@ -2950,6 +2950,19 @@ DECLARE_OOXMLEXPORT_TEST(testTableCurruption, "tableCurrupt.docx")
    assertXPath(pXmlDoc, "/w:hdr/w:tbl[1]/w:tr[1]/w:tc[1]",1);
}

DECLARE_OOXMLEXPORT_TEST(testGenericTextField, "Unsupportedtextfields.docx")
{
    // fdo#75158 : This test case is to verify the unsupported textfields are exported properly.

    xmlDocPtr pXmlDoc = parseExport();
    if (!pXmlDoc)
        return;
    xmlNodeSetPtr pXmlNodes = getXPathNode(pXmlDoc,"/w:document/w:body/w:p[2]/w:r[2]/w:instrText");
    xmlNodePtr pXmlNode = pXmlNodes->nodeTab[0];
    OUString contents = OUString::createFromAscii((const char*)((pXmlNode->children[0]).content));
    CPPUNIT_ASSERT(contents.match("PRINTDATE   \\* MERGEFORMAT"));
}

#endif

CPPUNIT_PLUGIN_IMPLEMENT();
diff --git a/writerfilter/source/dmapper/DomainMapper_Impl.cxx b/writerfilter/source/dmapper/DomainMapper_Impl.cxx
index 0d08a38..7d63908 100644
--- a/writerfilter/source/dmapper/DomainMapper_Impl.cxx
+++ b/writerfilter/source/dmapper/DomainMapper_Impl.cxx
@@ -151,6 +151,8 @@ DomainMapper_Impl::DomainMapper_Impl(
        m_bStartIndex(false),
        m_bStartBibliography(false),
        m_bTOCPageRef(false),
        m_bStartGenericField(false),
        m_bTextInserted(false),
        m_pLastSectionContext( ),
        m_pLastCharacterContext(),
        m_nCurrentTabStopIndex( 0 ),
@@ -1146,7 +1148,7 @@ void DomainMapper_Impl::appendTextPortion( const OUString& rString, PropertyMapP
            }
            else
            {
                if (m_bStartTOC || m_bStartIndex || m_bStartBibliography)
                if (m_bStartTOC || m_bStartIndex || m_bStartBibliography || m_bStartGenericField)
                {
                    m_bStartedTOC = true;
                    uno::Reference< text::XTextCursor > xTOCTextCursor;
@@ -1154,9 +1156,10 @@ void DomainMapper_Impl::appendTextPortion( const OUString& rString, PropertyMapP
                    xTOCTextCursor->gotoEnd(false);
                    if (xTOCTextCursor.is())
                    {
                        if (m_bStartIndex || m_bStartBibliography)
                        if (m_bStartIndex || m_bStartBibliography || m_bStartGenericField)
                            xTOCTextCursor->goLeft(1, false);
                        xTextRange = xTextAppend->insertTextPortion(rString, pValues, xTOCTextCursor);
                        m_bTextInserted = true;
                        xTOCTextCursor->gotoRange(xTextRange->getEnd(), true);
                        mxTOCTextCursor = xTOCTextCursor;
                    }
@@ -3587,6 +3590,28 @@ void DomainMapper_Impl::CloseFieldCommand()
                    break;
                }
            }
            else
            {
                /* Unsupported fields will be handled here for docx file.
                 * To handle unsupported fields used fieldmark API.
                 */
                static const OUString sAPI_unsupportedfield( "com.sun.star.text.Fieldmark");
                OUString aCode( pContext->GetCommand().trim() );
                xFieldInterface = m_xTextFactory->createInstance(sAPI_unsupportedfield);
                const uno::Reference<text::XTextContent> xTextContent(xFieldInterface, uno::UNO_QUERY_THROW);
                uno::Reference< text::XTextAppend >  xTextAppend;
                xTextAppend = m_aTextAppendStack.top().xTextAppend;
                uno::Reference< text::XTextCursor > xCrsr = xTextAppend->createTextCursorByRange(pContext->GetStartRange());
                if (xTextContent.is())
                {
                    xTextAppend->insertTextContent(xCrsr,xTextContent, sal_True);
                }
                const uno::Reference<uno::XInterface> xContent(xTextContent);
                uno::Reference< text::XFormField> xFormField(xContent, uno::UNO_QUERY);
                xFormField->setFieldType(aCode);
                m_bStartGenericField = true;
                pContext->SetFormField( xFormField );
            }
            //set the text field if there is any
            pContext->SetTextField( uno::Reference< text::XTextField >( xFieldInterface, uno::UNO_QUERY ) );
        }
@@ -3819,6 +3844,15 @@ void DomainMapper_Impl::PopFieldContext()
                                xCrsrProperties->setPropertyValue("UnvisitedCharStyleName",uno::makeAny(sDisplayName));
                            }
                        }
                        else if(m_bStartGenericField)
                        {
                            m_bStartGenericField = false;
                            if(m_bTextInserted)
                            {
                                m_aTextAppendStack.pop();
                                m_bTextInserted = false;
                            }
                        }
                    }
                }
            }
diff --git a/writerfilter/source/dmapper/DomainMapper_Impl.hxx b/writerfilter/source/dmapper/DomainMapper_Impl.hxx
index 6c7cac5..2b54bb8 100644
--- a/writerfilter/source/dmapper/DomainMapper_Impl.hxx
+++ b/writerfilter/source/dmapper/DomainMapper_Impl.hxx
@@ -322,7 +322,8 @@ private:
    bool                                                                            m_bStartIndex;
    bool                                                                            m_bStartBibliography;
    bool                                                                            m_bTOCPageRef;

    bool                                                                            m_bStartGenericField;
    bool                                                                            m_bTextInserted;
    LineNumberSettings                                                              m_aLineNumberSettings;

    BookmarkMap_t                                                                   m_aBookmarkMap;