Add lang switch in the toolbar

public/js/vroom.js

@@ -40,6 +40,27 @@ $.ajaxSetup({
   dataType: 'json',
 });
 
+// Handle lang switch
+$('#langSwitch').change(function(){
+    $.ajax({
+    data: {
+      action: 'langSwitch',
+      lang: $('#langSwitch').val()
+    },
+    error: function() {
+      $.notify(locale.ERROR_OCCURRED, 'error');
+    },
+    success: function(data){
+      if (data.status === 'success'){
+        window.location.reload();
+      }
+      else{
+        $.notify(locale.ERROR_OCCURED, 'error');
+      }
+    }
+  });
+});
+
 //
 // Define a few functions
 //

public/vroom.pl

@@ -1164,6 +1164,16 @@ post '/*action' => [action => [qw/action admin\/action/]] => sub {
   my $action = $self->param('action');
   my $prefix = ($self->stash('action') eq 'admin/action') ? 'admin':'room';
   my $room = $self->param('room') || "";
+  if ($action eq 'langSwitch'){
+    my $new_lang = $self->param('lang') || 'en';
+    $self->app->log->debug("switching to lang $new_lang");
+    $self->session(language => $new_lang);
+    return $self->render(
+      json => {
+        status => 'success',
+      }
+    );
+  }
   # Refuse any action from non members of the room
   if ($prefix ne 'admin' && (!$self->session('name') || !$self->has_joined($self->session('name'), $room) || !$self->session($room) || !$self->session($room)->{role})){
     return $self->render(
@@ -1588,6 +1598,13 @@ push @{app->renderer->paths}, '../templates/'.$config->{template};
 app->secret($config->{secret});
 app->sessions->secure(1);
 app->sessions->cookie_name('vroom');
+app->hook(before_dispatch => sub {
+  my $self = shift;
+  # Switch to the desired language
+  if ($self->session('language')){
+    $self->languages($self->session('language'));
+  }
+});
 # And start, lets VROOM !!
 app->start;
 

templates/default/join.html.ep

@@ -253,6 +253,15 @@
               </span>
             </button>
           </div>
+          <div class="btn-group">
+            <select class="form-control " id="langSwitch">
+              <% foreach my $lang (qw(en fr)){ %>
+              <option value="<%= $lang %>" <%= ($self->languages eq $lang) ? 'selected="selected"' : '' %>>
+                <%= $lang %>
+              </option>
+              <% } %>
+            </select>
+          </div>
         </div>
       </div>
     </nav>

templates/default/public_toolbar.html.ep

@@ -26,6 +26,15 @@
           <li>
             <a href="<%= $self->get_url('/feedback') %>"><%=l 'FEEDBACK' %></a>
           </li>
+          <li>
+            <select class="form-control navbar-btn" id="langSwitch">
+              <% foreach my $lang (qw(en fr)){ %>
+              <option value="<%= $lang %>" <%= ($self->languages eq $lang) ? 'selected="selected"' : '' %>>
+                <%= $lang %>
+              </option>
+              <% } %>
+            </select>
+          </li>
         </ul>
       </div>
     </div>