KAddressBook: Fix import encoding for vCard v4.

Signed-off-by: Mavridis Philippe <mavridisf@gmail.com>

kaddressbook/xxport/vcard_xxport.cpp

@@ -239,9 +239,22 @@ TDEABC::AddresseeList VCardXXPort::importContacts( const TQString& ) const
 
             // With version 3.0, vCards are encoded with UTF-8 by default. Otherwise, use fromLatin1()
             // and hope that are fields are encoded correctly.
-            if ( TQString::fromLatin1( rawData ).lower().contains( "version:3.0" ) ) {
+            bool useUtf8;
+            TQString tmp = TQString::fromLatin1(rawData).lower();
+            int ver = tmp.find("version:");
+            if (ver == -1) {
+                // no version info, assume utf8
+                useUtf8 = true;
+            }
+            else {
+                float vCardVersion = tmp.mid(ver + 8, tmp.find("\n", ver)).toFloat();
+                useUtf8 = (vCardVersion >= 3.0);
+            }
+
+            if (useUtf8) {
               vCardText = TQString::fromUtf8( rawData );
-            } else {
+            }
+            else {
               vCardText = TQString::fromLatin1( rawData );
             }
             addrList += parseVCard( vCardText );