RTL improvements.

themes/bootstrap3/js/cart.js

@@ -228,7 +228,12 @@ VuFind.register('cart', function Cart() {
     _registerToggles();
     // Search results
     _registerUpdate();
-    $("#updateCart, #bottom_updateCart").popover({content: '', html: true, trigger: 'manual'});
+    $("#updateCart, #bottom_updateCart").popover({
+      content: '',
+      html: true,
+      trigger: 'manual',
+      placement: $(document.body).hasClass('rtl') ? 'left' : 'right'
+    });
     updateCount();
   }
 

themes/bootstrap3/js/lightbox.js

@@ -295,7 +295,7 @@ VuFind.register('lightbox', function Lightbox() {
       }, false);
     }
     // Loading
-    _modalBody.prepend('<i class="fa fa-spinner fa-spin pull-right" title="' + VuFind.translate('loading') + '"></i>');
+    _modalBody.prepend('<i class="modal-loading fa fa-spinner fa-spin" title="' + VuFind.translate('loading') + '"></i>');
     // Prevent multiple submission of submit button in lightbox
     if (submit.closest(_modal).length > 0) {
       submit.attr('disabled', 'disabled');

themes/bootstrap3/less/components/lightbox.less

-.lightbox-only { display: none; }
-#modal .lightbox-only { display: initial; }
-
-#modal {background-color: rgba(0,0,0,.2);}
-#modal .modal-content > .close {
+#modal { background-color: rgba(0,0,0,.2); }
+#modal .modal-content > .close { // Fancy side X button
   position: absolute;
   right: -50px;
   top: 0;
@@ -10,15 +7,27 @@
   font-size: 32pt;
   color: #fff;
   opacity: .7;
+  body.rtl & {
+    left: -50px;
+    right: auto;
+  }
 }
-#modal .modal-content > .close:hover {opacity: 1;}
+#modal .modal-content > .close:hover { opacity: 1; }
 #modal .modal-body h1,
 #modal .modal-body h2 {
   margin-top: 0.3rem;
   margin-bottom: 1.3rem;
 }
 
-#modal .cart-controls .btn {margin-bottom: 4px;}
-#modal .cart-controls .checkbox {padding-bottom: 1em;}
-#modal .cart-controls ~ hr {margin-top: 0;}
+#modal .cart-controls .btn { margin-bottom: 4px; }
+#modal .cart-controls .checkbox { padding-bottom: 1rem; }
+#modal .cart-controls ~ hr { margin-top: 0; }
 .lightbox-scroll { overflow-y: auto; }
+
+// Loading spinner
+.modal-loading { float: right; }
+body.rtl .modal-loading { float: left; }
+
+// Utility classes
+.lightbox-only { display: none; }
+#modal .lightbox-only { display: initial; }
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