tdf#115013: quote columns with spaces and properly escape characters

Unit test updated

Change-Id: If36c90c0ff372ce45666674d2487e6edf2536dbf
Reviewed-on: https://gerrit.libreoffice.org/48038Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>

sw/qa/extras/uiwriter/uiwriter.cxx

@@ -5761,7 +5761,9 @@ void SwUiWriterTest::testTdf113481()
 
 void SwUiWriterTest::testTdf115013()
 {
-    //create new writer document
+   const OUString sColumnName("Name with spaces, \"quotes\" and \\backslashes");
+
+   //create new writer document
     SwDoc* pDoc = createDoc();
 
     {
@@ -5777,7 +5779,7 @@ void SwUiWriterTest::testTdf115013()
         SwWrtShell* pWrtShell = pDoc->GetDocShell()->GetWrtShell();
         CPPUNIT_ASSERT(pWrtShell);
         SwDBFieldType* pFieldType = static_cast<SwDBFieldType*>(pWrtShell->InsertFieldType(
-            SwDBFieldType(pDoc, "Name", aDBData)));
+            SwDBFieldType(pDoc, sColumnName, aDBData)));
         CPPUNIT_ASSERT(pFieldType);
 
         // Insert the field into document
@@ -5800,7 +5802,7 @@ void SwUiWriterTest::testTdf115013()
     CPPUNIT_ASSERT(pField);
     OUString sColumn = static_cast<SwDBFieldType*>(pField->GetTyp())->GetColumnName();
     // The column name must come correct after round trip
-    CPPUNIT_ASSERT_EQUAL(OUString("Name"), sColumn);
+    CPPUNIT_ASSERT_EQUAL(sColumnName, sColumn);
 }
 
 CPPUNIT_TEST_SUITE_REGISTRATION(SwUiWriterTest);

sw/source/filter/ww8/ww8atr.cxx

@@ -2680,6 +2680,46 @@ void WW8AttributeOutput::WriteExpand( const SwField* pField )
     SwWW8Writer::WriteString16( m_rWW8Export.Strm(), sExpand, false );
 }
 
+namespace
+{
+// Escapes a token string for storing in Word formats. Its import counterpart
+// is lcl_ExtractToken in writerfilter/source/dmapper/DomainMapper_Impl.cxx
+OUString EscapeToken(const OUString& rCommand)
+{
+    bool bWasEscaped = false;
+
+    const int nBufferLen = rCommand.getLength()*1.5;
+    OUStringBuffer sResult(nBufferLen);
+    sResult.append('"'); // opening quote
+    for (sal_Int32 i = 0; i < rCommand.getLength(); ++i)
+    {
+        sal_Unicode ch = rCommand[i];
+        switch (ch)
+        {
+        case '\\':
+        case '"':
+            // Backslashes and doublequotes must be escaped
+            bWasEscaped = true;
+            sResult.append('\\');
+            break;
+        case ' ':
+            // Spaces require quotation
+            bWasEscaped = true;
+            break;
+        }
+        sResult.append(ch);
+    }
+
+    if (bWasEscaped)
+    {
+        sResult.append('"'); // closing quote
+        return sResult.makeStringAndClear();
+    }
+    // No escapement/quotation was required
+    return rCommand;
+}
+}
+
 void AttributeOutputBase::TextField( const SwFormatField& rField )
 {
     const SwField* pField = rField.GetField();
@@ -2757,7 +2797,8 @@ void AttributeOutputBase::TextField( const SwFormatField& rField )
         break;
     case SwFieldIds::Database:
         {
-            OUString sStr = FieldString(ww::eMERGEFIELD) + static_cast<SwDBFieldType *>(pField->GetTyp())->GetColumnName() + " ";
+            OUString sStr = FieldString(ww::eMERGEFIELD)
+                + EscapeToken(static_cast<SwDBFieldType *>(pField->GetTyp())->GetColumnName()) + " ";
             GetExport().OutputField(pField, ww::eMERGEFIELD, sStr);
         }
         break;