fdo#80486 writerfilter: RTF import: ignore \par inside \ftnsep

Word can apparently have complex footnote separators, but the
domain-mapper only sets a single flag that there is a separator
(m_bHasFtnSep), so the only thing that makes sense for \par here
is to completely ignore it.

(regression from e1afe431)

Change-Id: I32d9b01a0a9248ba646654295a74953a6cb74fb3

sw/qa/extras/rtfimport/data/fdo77996.rtf

@@ -26,6 +26,7 @@
 {\operator {\uc1 \u106 ?}{\uc1 \u97 ?}{\uc1 \u121 ?}}
 }
 
+\fet2 {\*\ftnsep \pard \plain {\insrsid \chftnsep \par }}{\*\ftnsepc \pard \plain {\insrsid \chftnsepc \par }}{\*\aftnsep \pard \plain {\insrsid \chftnsep \par }}{\*\aftnsepc \pard \plain {\insrsid \chftnsepc \par }}
 
 {\loch \af11 \hich \af11 \dbch \f11
 {\uc1 \u21414 ?}{\uc1 \u38376 ?}{\uc1 \u38056 ?}{\uc1 \u19994 ?}{\uc1 \u32929 ?}{\uc1 \u20221 ?}{\uc1 \u26377 ?}{\uc1 \u38480 ?}{\uc1 \u20844 ?}{\uc1 \u21496 ?}

sw/qa/extras/rtfimport/rtfimport.cxx

@@ -1337,12 +1337,14 @@ DECLARE_RTFIMPORT_TEST(testFdo77996, "fdo77996.rtf")
     uno::Reference<document::XDocumentPropertiesSupplier> xDocumentPropertiesSupplier(mxComponent, uno::UNO_QUERY);
     uno::Reference<document::XDocumentProperties> xProps(xDocumentPropertiesSupplier->getDocumentProperties());
     CPPUNIT_ASSERT_EQUAL(OUString("Aln Lin (Bei Jing)"), xProps->getAuthor());
-    CPPUNIT_ASSERT_EQUAL(
-        OUString("\xe5\x8e\xa6\xe9\x97\xa8\xe9\x92\xa8\xe4\xb8\x9a\xe8\x82\xa1\xe4\xbb\xbd\xe6\x9c\x89\xe9\x99\x90\xe5\x85\xac\xe5\x8f\xb8", 30,
-            RTL_TEXTENCODING_UTF8),
-        xProps->getTitle());
+    OUString aTitle("\xe5\x8e\xa6\xe9\x97\xa8\xe9\x92\xa8\xe4\xb8\x9a\xe8\x82\xa1\xe4\xbb\xbd\xe6\x9c\x89\xe9\x99\x90\xe5\x85\xac\xe5\x8f\xb8", 30,
+            RTL_TEXTENCODING_UTF8);
+    CPPUNIT_ASSERT_EQUAL(aTitle, xProps->getTitle());
     uno::Reference<beans::XPropertySet> xUDProps(xProps->getUserDefinedProperties(), uno::UNO_QUERY);
     CPPUNIT_ASSERT_EQUAL(OUString("jay"), getProperty<OUString>(xUDProps, "Operator"));
+
+    // fdo#80486 also check that the ftnsep doesn't insert paragraph breaks
+    getParagraph(1, aTitle);
 }
 
 DECLARE_RTFIMPORT_TEST(testFdo47802, "fdo47802.rtf")

writerfilter/source/rtftok/rtfdocumentimpl.cxx

@@ -2040,6 +2040,8 @@ int RTFDocumentImpl::dispatchSymbol(RTFKeyword nKeyword)
     break;
     case RTF_PAR:
     {
+        if (m_aStates.top().nDestinationState == DESTINATION_FOOTNOTESEPARATOR)
+            break; // just ignore it - only thing we read in here is CHFTNSEP
         checkFirstRun();
         bool bNeedPap = m_bNeedPap;
         checkNeedPap();
@@ -2047,13 +2049,7 @@ int RTFDocumentImpl::dispatchSymbol(RTFKeyword nKeyword)
             runProps();
         if (!m_aStates.top().pCurrentBuffer)
         {
-            if (m_aStates.top().nDestinationState == DESTINATION_FOOTNOTESEPARATOR)
-            {
-                static const sal_Unicode uCR = 0xd;
-                Mapper().utext((const sal_uInt8*)&uCR, 1);
-            }
-            else
-                parBreak();
+            parBreak();
             // Not in table? Reset max width.
             m_nCellxMax = 0;
         }