Plugin: whispeak scape lang var - refs BT#15941

plugin/whispeakauth/view/quiz_question.html.twig

@@ -1,7 +1,7 @@
 <div class="text-center">
     <p>{{ 'YouNeedToIdentifyYourselfToAnswerThisQuestion'|get_plugin_lang('WhispeakAuthPlugin') }}</p>
 
-    <button type="button" class="btn btn-info" id="whispeak-question-{{ question }}" data-loading-text="{{ 'PleaseWaitWhileLoading'|get_plugin_lang('WhispeakAuthPlugin') }}">
+    <button type="button" class="btn btn-info" id="whispeak-question-{{ question }}" data-loading-text="{{ 'PleaseWaitWhileLoading'|get_plugin_lang('WhispeakAuthPlugin')|escape('html') }}">
         {{ 'IdentifyMe'|get_plugin_lang('WhispeakAuthPlugin') }}
     </button>
 </div>
@@ -13,11 +13,12 @@
                 originalText = $btnTrigger.text(),
                 $modal = $('#global-modal'),
                 $modalTitle = $modal.find('.modal-title'),
-                $modalBody = $modal.find('.modal-body');
+                $modalBody = $modal.find('.modal-body'),
+                $originalLoadingText = $btnTrigger.data('loading-text');
 
-            $btnTrigger.text($btnTrigger.data('loading-text')).prop('disabled', true);
+            $btnTrigger.text($originalLoadingText).prop('disabled', true);
 
-            $modalTitle.text('{{ 'PleaseWaitWhileLoading'|get_plugin_lang('WhispeakAuthPlugin') }}');
+            $modalTitle.text($originalLoadingText);
             $modalBody.html('');
             $modal.modal('show');