+
+ // we have a mapping of the language codes that contains all the language
+ // codes that need the country code as well
+ // (like pt_BR, pt_PT, sv_SE, zh_*, en_*)
+ const char *need_full_langcode[] = { "pt","sv","zh","en", NULL };
+ for(const char **s = need_full_langcode;*s != NULL; s++)
+ if(lang.find(*s) == 0)
+ return lang.substr(0,5);
+