fix wrong checks of twist data userpost.msg property that leads to applying of language filtering by userpost.rt.msg

js/twister_actions.js

@@ -445,7 +445,7 @@ function processQuery(req) {
                 continue;
 
             if ($.Options.filterLang.val !== 'disable' && $.Options.filterLangForSearching.val) {
-                if (userpost.msg !== '')
+                if (typeof userpost.msg === 'string' && userpost.msg !== '')
                     langFilterData = filterLang(userpost.msg);
                 else
                     langFilterData = filterLang(userpost.rt.msg);

js/twister_timeline.js

@@ -360,7 +360,7 @@ function willBeHidden(post) {
     if (typeof post.userpost.lastk === 'undefined')
         return false;
 
-    if (post.userpost.rt && typeof post.userpost.rt.msg === 'string' && post.userpost.rt.msg !== '') {
+    if (typeof post.userpost.msg !== 'string' || post.userpost.msg === '') {
         // hope it is not too egocentric to overcome hideCloseRtsHour this way
         if (post.userpost.rt.n === defaultScreenName)
             return false;