related tdf#82173 writerfilter: ignore case when mapping style name

Depends on unit test modifications in commits
71229da3
a9118665

One known effect is that Word's "footnote reference" formatting in docx
will now affect Writer's "Footnote anchor".

Change-Id: I84f21dcff86f727869a49fa4b53727c24337f63f
Reviewed-on: https://gerrit.libreoffice.org/37936Reviewed-by: Justin Luth <justin_luth@sil.org>
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>

sw/qa/extras/ooxmlexport/ooxmlexport9.cxx

@@ -464,6 +464,13 @@ DECLARE_OOXMLEXPORT_TEST(testTdf99227, "tdf99227.docx")
     assertXPath(pXmlDoc, "//w:footnote/w:p/w:r/w:drawing", 1);
 }
 
+DECLARE_OOXMLIMPORT_TEST(testTdf82173_footnoteStyle, "tdf82173_footnoteStyle.docx")
+{
+    uno::Reference<beans::XPropertySet> xPageStyle(getStyles("CharacterStyles")->getByName("Footnote anchor"), uno::UNO_QUERY);
+    CPPUNIT_ASSERT_EQUAL( sal_Int32(58),       getProperty< sal_Int32 >(xPageStyle, "CharEscapementHeight") );
+    CPPUNIT_ASSERT_EQUAL( sal_Int32(0x00FF00), getProperty< sal_Int32 >(xPageStyle, "CharColor") );
+}
+
 DECLARE_OOXMLEXPORT_TEST(testTdf104162, "tdf104162.docx")
 {
     // This crashed: the comment field contained a table with a <w:hideMark/>.

writerfilter/source/dmapper/StyleSheetTable.cxx

@@ -46,11 +46,22 @@
 
 using namespace ::com::sun::star;
 
+namespace {
+
+/** Functor for case-insensitive string comparison, usable in maps etc. */
+struct IgnoreCaseCompare
+{
+    bool operator()( const OUString& rName1, const OUString& rName2 ) const
+        { return rName1.compareToIgnoreAsciiCase( rName2 ) < 0; }
+};
+
+} // namespace
+
 namespace writerfilter {
 namespace dmapper
 {
 
-typedef ::std::map< OUString, OUString> StringPairMap_t;
+typedef ::std::map< OUString, OUString, IgnoreCaseCompare> StringPairMap_t;
 
 
 StyleSheetEntry::StyleSheetEntry() :
@@ -1299,15 +1310,6 @@ const StyleSheetEntryPtr StyleSheetTable::FindParentStyleSheet(const OUString& _
 static const sal_Char* const aStyleNamePairs[] =
 {
     "Normal",                     "Standard",
-    "heading 1",                  "Heading 1",
-    "heading 2",                  "Heading 2",
-    "heading 3",                  "Heading 3",
-    "heading 4",                  "Heading 4",
-    "heading 5",                  "Heading 5",
-    "heading 6",                  "Heading 6",
-    "heading 7",                  "Heading 7",
-    "heading 8",                  "Heading 8",
-    "heading 9",                  "Heading 9",
     "Heading1",                   "Heading 1",
     "Heading2",                   "Heading 2",
     "Heading3",                   "Heading 3",
@@ -1345,15 +1347,6 @@ static const sal_Char* const aStyleNamePairs[] =
     "TOC 8",                     "Contents 8",
     "TOC 9",                     "Contents 9",
     "TOCHeading",                "Contents Heading",
-    "toc 1",                     "Contents 1",
-    "toc 2",                     "Contents 2",
-    "toc 3",                     "Contents 3",
-    "toc 4",                     "Contents 4",
-    "toc 5",                     "Contents 5",
-    "toc 6",                     "Contents 6",
-    "toc 7",                     "Contents 7",
-    "toc 8",                     "Contents 8",
-    "toc 9",                     "Contents 9",
     "TOC1",                     "Contents 1",
     "TOC2",                     "Contents 2",
     "TOC3",                     "Contents 3",
@@ -1367,9 +1360,7 @@ static const sal_Char* const aStyleNamePairs[] =
     "Footnote Text",             "Footnote",
     "Annotation Text",           "",
     "Header",                    "Header",
-    "header",                    "Header",
     "Footer",                    "Footer",
-    "footer",                    "Footer",
     "Index Heading",             "Index Heading",
     "Caption",                   "",
     "Table of Figures",          "",