Fix fdo#47669: also check if we started the tag before ending it

The problem is we created imbalance end tag </w:hyperlink> which shouldn't
be there. So, place a check before inserting end tag should help.

Inspired by (read: copied from) c1c26889 ;)

Change-Id: Ic933f6da44c788cba48bb2fe6fa29658985310b6

sw/qa/extras/ooxmlexport/ooxmlexport.cxx

@@ -63,6 +63,7 @@ public:
     void testMathSubscripts();
     void testMathVerticalStacks();
     void testTablePosition();
+    void testFdo47669();
 
     CPPUNIT_TEST_SUITE(Test);
 #if !defined(MACOSX) && !defined(WNT)
@@ -86,6 +87,7 @@ public:
     CPPUNIT_TEST(testMathSubscripts);
     CPPUNIT_TEST(testMathVerticalStacks);
     CPPUNIT_TEST(testTablePosition);
+    CPPUNIT_TEST(testFdo47669);
 #endif
     CPPUNIT_TEST_SUITE_END();
 
@@ -397,6 +399,20 @@ void Test::testTablePosition()
     }
 }
 
+void Test::testFdo47669()
+{
+    roundtrip("fdo47669.docx");
+
+    /*
+     * Problem: we created imbalance </w:hyperlink> which shouldn't be there,
+     * resulting in loading error: missing last character of hyperlink text
+     * and content after it wasn't loaded.
+     */
+    getParagraph(1, "This is a hyperlink with anchor. Also, this sentence should be seen.");
+    getRun(getParagraph(1), 2, "hyperlink with anchor");
+    CPPUNIT_ASSERT_EQUAL(OUString("http://www.google.com/#a"), getProperty<OUString>(getRun(getParagraph(1), 2), "HyperLinkURL"));
+}
+
 CPPUNIT_TEST_SUITE_REGISTRATION(Test);
 
 CPPUNIT_PLUGIN_IMPLEMENT();

sw/source/filter/ww8/docxattributeoutput.cxx

@@ -535,7 +535,11 @@ void DocxAttributeOutput::EndRun()
 
     if ( m_closeHyperlinkInPreviousRun )
     {
-        m_pSerializer->endElementNS( XML_w, XML_hyperlink );
+        if ( m_startedHyperlink )
+        {
+            m_pSerializer->endElementNS( XML_w, XML_hyperlink );
+            m_startedHyperlink = false;
+        }
         m_closeHyperlinkInPreviousRun = false;
     }