Check if etherpad is enabled with the get_opt_features helper

Instead of stashing the value

templates/default/index.html.ep

@@ -66,7 +66,7 @@
           <li data-target="#carouselIndex" data-slide-to="4"></li>
           <li data-target="#carouselIndex" data-slide-to="5"></li>
           <li data-target="#carouselIndex" data-slide-to="6"></li>
-          <% if ($etherpad eq 'true'){ %>
+          <% if ($self->get_opt_features->{etherpad}){ %>
           <li data-target="#carouselIndex" data-slide-to="7"></li>
           <% } %>
         </ol>
@@ -148,7 +148,7 @@
               </h2>
             </div>
           </div>
-          <% if ($etherpad eq 'true') { %>
+          <% if ($self->get_opt_features->{etherpad}) { %>
           <div class="item carouselIndexItem col-xs-10 col-xs-offset-1">
             %= image '/img/note.png', alt => $self->l('COLLABORATIVE_NOTETAKING'), class => "img-responsive carouselLogo"
             <p>

templates/default/join.html.ep

@@ -51,7 +51,7 @@
               0
             </span>
           </button>
-          <% if ($etherpad eq 'true'){ %>
+          <% if ($self->get_opt_features->{etherpad}){ %>
           <button class="btn btn-lg btn-default help btn-etherpad" data-toggle="tooltip" data-placement="bottom" title="<%=l 'OPEN_ETHERPAD' %>">
             <span class="glyphicon glyphicon-pencil">
             </span>
@@ -368,7 +368,7 @@
           </div>
         </div>
         <div id="mainView" class="col-xs-12 col-sm-8">
-          <% if ($etherpad eq 'true'){ %>
+          <% if ($self->get_opt_features->{etherpad}){ %>
           <div id="etherpadContainer" class="hidden-xs"></div>
           <% } %>
           <div id="mainVideo">
@@ -386,7 +386,7 @@
       var roomName = '<%= $room %>';
       $( document ).ready(function() {
           etherpad = {
-            enabled: <%= $etherpad %>,
+            enabled: <%= $self->get_opt_features->{etherpad} ? 'true' : 'false' %>,
             <%
               my $ethuri = Mojo::URL->new($config->{'etherpad.uri'});
             %>

vroom.pl

@@ -1492,8 +1492,7 @@ get '/' => sub {
   my $self = shift;
   $self->login;
   $self->stash(
-    page     => 'index',
+    page     => 'index'
-    etherpad => ($optf->{etherpad}) ? 'true' : 'false'
   );
 } => 'index';
 
@@ -2400,7 +2399,6 @@ get '/:room' => sub {
     page          => 'room',
     moh           => $self->choose_moh(),
     video         => $video,
-    etherpad      => ($optf->{etherpad}) ? 'true' : 'false',
     etherpadGroup => $data->{etherpad_group},
     ua            => $self->req->headers->user_agent
   );