diff --git a/assets/vue/App.vue b/assets/vue/App.vue
index 280c49ad4d..3a176be68b 100644
--- a/assets/vue/App.vue
+++ b/assets/vue/App.vue
@@ -120,14 +120,11 @@
                 </v-btn>
             </v-app-bar>
 
-
-
             <v-content>
                 <Breadcrumb layout-class="pl-3 py-3" />
                 <router-view></router-view>
             </v-content>
 
-
             <v-footer color="indigo" app>
                 <span class="white--text">&copy; 2019</span>
             </v-footer>
@@ -148,6 +145,11 @@
         data: () => ({
             drawer: null
         }),
+        computed: {
+            isAuthenticated() {
+                return this.$store.getters['security/isAuthenticated']
+            },
+        },
         beforeMount() {
         }
     }
diff --git a/assets/vue/views/documents/List.vue b/assets/vue/views/documents/List.vue
index 3e52a45ec9..0ee34e64f4 100644
--- a/assets/vue/views/documents/List.vue
+++ b/assets/vue/views/documents/List.vue
@@ -16,7 +16,6 @@
             />
           </DataFilter>
           <br />
-
           <v-data-table
             v-model="selected"
             :headers="headers"
@@ -31,8 +30,28 @@
             show-select
             @update:options="onUpdateOptions"
           >
-            <template slot="item.resourceNode" slot-scope="{ item }">
-              {{ item['@id'] }}
+            <template slot="item.resourceNode.title" slot-scope="{ item }">
+              <div v-if="item['resourceNode']['resourceFile']">
+<!--                <a @click="showHandler(item)" >-->
+<!--                  {{ item['contentUrl'] }}-->
+<!--                </a>-->
+                <a data-fancybox="gallery"  :href=" item['contentUrl'] " >
+                    {{ item['resourceNode']['title'] }}
+                </a>
+              </div>
+              <div v-else>
+                <a @click="handleClick(item)">
+                  {{ item['resourceNode']['title'] }}
+                </a>
+              </div>
+            </template>
+
+<!--            <template slot="item.resourceNode" slot-scope="{ item }">-->
+<!--              {{ item['@id'] }}-->
+<!--            </template>-->
+
+            <template slot="item.resourceNode.updatedAt" slot-scope="{ item }">
+              {{ item.resourceNode.updatedAt | moment("from", "now") }}
             </template>
 
             <ActionCell
@@ -72,12 +91,9 @@ export default {
     return {
       headers: [
         {text: 'Title', value: 'resourceNode.title', sortable: true},
-        {text: 'Last modified', value: 'resourceNode.updatedAt', sortable: true},
-        {
-          text: 'Actions',
-          value: 'action',
-          sortable: false
-        }
+        {text: 'Modified', value: 'resourceNode.updatedAt', sortable: true},
+        {text: 'Size', value: 'resourceNode.resourceFile.size', sortable: true},
+        {text: 'Actions', value: 'action', sortable: false}
       ],
       selected: []
     };
diff --git a/assets/vue/views/documents/Show.vue b/assets/vue/views/documents/Show.vue
index af6e57c4ff..25735b5566 100644
--- a/assets/vue/views/documents/Show.vue
+++ b/assets/vue/views/documents/Show.vue
@@ -25,7 +25,7 @@
             <tr>
               <td><strong>{{ $t('title') }}</strong></td>
               <td>
-                                    {{ item['title'] }}
+                {{ item['title'] }}
               </td>
 
               <td><strong>{{ $t('comment') }}</strong></td>
@@ -42,12 +42,12 @@
               </td>
               <td></td>
             </tr>
-
             <tr>
               <td><strong>{{ $t('file') }}</strong></td>
               <td>
                 <div v-if="item['resourceNode']['resourceFile']">
-                  <img v-bind:src=" item['resourceNode']['resourceFile']['file'] " />
+<!--                  <img v-bind:src=" item['resourceNode']['resourceFile']['file'] " />-->
+                    <img v-bind:src=" item['contentUrl'] " />
                 </div>
                 <div v-else>
                   -
diff --git a/src/CoreBundle/Entity/Listener/CourseListener.php b/src/CoreBundle/Entity/Listener/CourseListener.php
index b28b1c4747..7f435bffd1 100644
--- a/src/CoreBundle/Entity/Listener/CourseListener.php
+++ b/src/CoreBundle/Entity/Listener/CourseListener.php
@@ -69,7 +69,6 @@ class CourseListener
     {
         /** @var AccessUrlRelCourse $urlRelCourse */
         if ($course) {
-
             /*$urlRelCourse = $course->getUrls()->first();
             $url = $urlRelCourse->getUrl();*/
             //$url = $course->getCurrentUrl();
diff --git a/src/CoreBundle/Entity/ResourceLink.php b/src/CoreBundle/Entity/ResourceLink.php
index 652dae2356..001d73b702 100644
--- a/src/CoreBundle/Entity/ResourceLink.php
+++ b/src/CoreBundle/Entity/ResourceLink.php
@@ -33,15 +33,12 @@ class ResourceLink
     protected $id;
 
     /**
-     *
-     *
      * @ORM\ManyToOne(targetEntity="Chamilo\CoreBundle\Entity\ResourceNode", inversedBy="resourceLinks")
      * @ORM\JoinColumn(name="resource_node_id", referencedColumnName="id", onDelete="SET NULL")
      */
     protected $resourceNode;
 
     /**
-     *
      * @ORM\ManyToOne(targetEntity="Chamilo\CoreBundle\Entity\Course", inversedBy="resourceLinks")
      * @ORM\JoinColumn(name="c_id", referencedColumnName="id", nullable=true)
      */
diff --git a/src/CoreBundle/Entity/User.php b/src/CoreBundle/Entity/User.php
index 30ddd62987..c59e5ebf58 100644
--- a/src/CoreBundle/Entity/User.php
+++ b/src/CoreBundle/Entity/User.php
@@ -21,7 +21,7 @@ use Symfony\Component\Security\Core\User\UserInterface;
 use Symfony\Component\Serializer\Annotation\Groups;
 use Symfony\Component\Validator\Constraints as Assert;
 use Symfony\Component\Validator\Mapping\ClassMetadata;
-//
+
 /**
  * @ApiResource(
  *      attributes={"security"="is_granted('ROLE_ADMIN')"},
diff --git a/src/CoreBundle/Repository/UserRepository.php b/src/CoreBundle/Repository/UserRepository.php
index 3f1aa34ab9..7d89fd17ca 100644
--- a/src/CoreBundle/Repository/UserRepository.php
+++ b/src/CoreBundle/Repository/UserRepository.php
@@ -71,8 +71,8 @@ class UserRepository extends ResourceRepository implements UserLoaderInterface,
      */
     protected $encoder;
 
-    public function setEncoder(UserPasswordEncoderInterface $encoder){
-
+    public function setEncoder(UserPasswordEncoderInterface $encoder)
+    {
         $this->encoder = $encoder;
     }
 
@@ -94,11 +94,10 @@ class UserRepository extends ResourceRepository implements UserLoaderInterface,
     public function canonicalize($string)
     {
         $encoding = mb_detect_encoding($string);
-        $result = $encoding
+
+        return $encoding
             ? mb_convert_case($string, MB_CASE_LOWER, $encoding)
             : mb_convert_case($string, MB_CASE_LOWER);
-
-        return $result;
     }
 
     public function updateCanonicalFields(UserInterface $user)