Merge branch 'develop'

backend/web/js/vuejs/document-form.js

@@ -98,7 +98,7 @@ var app = new Vue({
         getProductById: function(idProduct) {
             var app = this;
 
-            for(var i = 0; i <= Object.keys(this.productsArray).length ; i++) {
+            for(var i = 0; i <= Object.keys(this.productsArray).length + 1 ; i++) {
                 if(app.productsArray[i] && app.productsArray[i].id == idProduct) {
                     return app.productsArray[i];
                 }

common/models/Document.php

@@ -247,7 +247,7 @@ class Document extends ActiveRecordCommon
         return '';
     }
 
-    public function isValidClass($typeDocument)
+    public static function isValidClass($typeDocument)
     {
         return in_array($typeDocument, ['Invoice', 'DeliveryNote', 'Quotation']);
     }