+! Correctly handle bword:// links when they contain non-ascii

letters and dots by independently decoding IDN for each part.

src/articleview.cc

@@ -486,10 +486,33 @@ void ArticleView::openLink( QUrl const & url, QUrl const & ref,
   printf( "clicked %s\n", url.toString().toLocal8Bit().data() );
 
   if ( url.scheme() == "bword" )
-    showDefinition( ( url.host().startsWith( "xn--" ) ?
-                      QUrl::fromPunycode( url.host().toLatin1() ) :
-                      url.host() ) + url.path(),
+  {
+    QString host = url.host();
+
+    // If the host has punycode in its domains, decode it
+
+    QStringList domains = host.split( '.' );
+
+    bool hadPunycode = false;
+
+    for( QStringList::iterator i = domains.begin(); i != domains.end(); ++i )
+    {
+      if ( i->startsWith( "xn--" ) )
+      {
+        *i = QUrl::fromPunycode( i->toLatin1() );
+        hadPunycode = true;
+      }
+    }
+
+    if ( hadPunycode )
+    {
+      // Join back the result
+      host = domains.join( "." );
+    }
+
+    showDefinition( host + url.path(),
                     getGroup( ref ), scrollTo, contexts );
+  }
   else
   if ( url.scheme() == "gdlookup" ) // Plain html links inherit gdlookup scheme
   {