Encode IDN addresses passed externally

Apparently libUnique can't handle international domains and
won't pass them onto the destined instance, so we encode
them beforehand.

midori/main.c

@@ -1772,6 +1772,22 @@ main (int    argc,
         {
             /* TODO: Open a tab per URI, seperated by pipes */
             /* FIXME: Handle relative files or magic URI here */
+            /* Encode any IDN addresses because libUnique doesn't like them */
+            i = 0;
+            while (uris[i] != NULL)
+            {
+                #if GLIB_CHECK_VERSION (2, 22, 0)
+                gchar* encoded = g_hostname_to_unicode (uris[i]);
+                if (encoded)
+                {
+                    g_free (uris[i]);
+                    uris[i] = encoded;
+                }
+                #else
+                uris[i] = sokoke_idn_to_punycode (uris[i]);
+                #endif
+                i++;
+            }
             result = midori_app_instance_send_uris (app, uris);
         }
         else

midori/sokoke.c

@@ -185,7 +185,7 @@ sokoke_spawn_program (const gchar* command,
     return TRUE;
 }
 
-static gchar*
+gchar*
 sokoke_idn_to_punycode (gchar* uri)
 {
     #if HAVE_LIBIDN

midori/sokoke.h

@@ -41,6 +41,9 @@ sokoke_spawn_program                    (const gchar*    command,
 gchar* sokoke_search_uri                (const gchar*    uri,
                                          const gchar*    keywords);
 
+gchar*
+sokoke_idn_to_punycode                  (gchar*          uri);
+
 gchar*
 sokoke_magic_uri                        (const gchar*    uri,
                                          KatzeArray*     search_engines);