Update uuid.html.twig

Templates/Pages/tune/uuid.html.twig

@@ -47,8 +47,12 @@
                     <div id="RatingContainer">
                         <h2>{{ "Rating"|translate }}</h2>
                         <div class="RatingButtons">
-                            <button id="ThumbUp" onclick="VoteOnTune('LIKE');">👍</button>
+                            {% if _SESSION_.IS_LOGGED_IN %}
-                            <button id="ThumbDown" onclick="VoteOnTune('DISLIKE');">👎</button>
+                                <button id="ThumbUp" onclick="VoteOnTune('LIKE');">👍</button>
+                                <button id="ThumbDown" onclick="VoteOnTune('DISLIKE');">👎</button>
+                            {% else %}
+                                <em>{{ "Log in to vote"|translate }}</em>
+                            {% endif %}
                         </div>
                         <div class="Counts">
                             |