diff --git a/main/auth/inscription.php b/main/auth/inscription.php
index 837bb6cf6d..c3ff85082f 100755
--- a/main/auth/inscription.php
+++ b/main/auth/inscription.php
@@ -75,11 +75,11 @@ if ($extraConditions && isset($extraConditions['conditions'])) {
 
 if (CustomPages::enabled() && CustomPages::exists(CustomPages::REGISTRATION)) {
     $layoutForm = FormValidator::LAYOUT_GRID;
-} else{
+} else {
     $layoutForm = FormValidator::LAYOUT_HORIZONTAL;
 }
 
-$form = new FormValidator('registration','post','','',[],$layoutForm);
+$form = new FormValidator('registration', 'post', '', '', [], $layoutForm);
 $user_already_registered_show_terms = false;
 if (api_get_setting('allow_terms_conditions') === 'true') {
     $user_already_registered_show_terms = isset($_SESSION['term_and_condition']['user_id']);
@@ -314,7 +314,6 @@ if ($user_already_registered_show_terms === false &&
         );
     }
 
-
     if (api_get_setting('extended_profile') === 'true') {
         //    MY PERSONAL OPEN AREA
         if (api_get_setting('extendedprofile_registration', 'mypersonalopenarea') === 'true' &&
diff --git a/main/exercise/TestCategory.php b/main/exercise/TestCategory.php
index 64c45fd868..65d25d500d 100644
--- a/main/exercise/TestCategory.php
+++ b/main/exercise/TestCategory.php
@@ -750,8 +750,8 @@ class TestCategory
      *
      * @param Exercise $exercise
      * @param array    $category_list
-     *                             pre filled array with the category_id, score, and weight
-     *                             example: array(1 => array('score' => '10', 'total' => 20));
+     *                                pre filled array with the category_id, score, and weight
+     *                                example: array(1 => array('score' => '10', 'total' => 20));
      *
      * @return string
      */
@@ -811,7 +811,7 @@ class TestCategory
                         true
                     )
                 );
-                $resultsArray[] = round($category_item['score']/$category_item['total']*10);
+                $resultsArray[] = round($category_item['score'] / $category_item['total'] * 10);
                 $row++;
             }
 
diff --git a/main/exercise/exercise.class.php b/main/exercise/exercise.class.php
index 19485c8f59..ba436b97b5 100755
--- a/main/exercise/exercise.class.php
+++ b/main/exercise/exercise.class.php
@@ -10412,6 +10412,138 @@ class Exercise
         return $content;
     }
 
+    public function getRadarsFromUsers($userList, $exercises, $courseId, $sessionId)
+    {
+        $dataSet = [];
+        $labels = [];
+        /** @var Exercise $exercise */
+        foreach ($exercises as $exercise) {
+            if (empty($labels)) {
+                $categoryNameList = TestCategory::getListOfCategoriesNameForTest($exercise->iId);
+                $labels = array_column($categoryNameList, 'title');
+            }
+
+            foreach ($userList as $userId) {
+                $results = Event::getExerciseResultsByUser(
+                    $userId,
+                    $exercise->iId,
+                    $courseId,
+                    $sessionId
+                );
+
+                if ($results) {
+                    $firstAttempt = current($results);
+                    $exeId = $firstAttempt['exe_id'];
+
+                    ob_start();
+                    $stats = ExerciseLib::displayQuestionListByAttempt(
+                        $exercise,
+                        $exeId,
+                        false
+                    );
+                    ob_end_clean();
+
+                    $categoryList = $stats['category_list'];
+                    $resultsArray = [];
+                    foreach ($categoryList as $category_id => $category_item) {
+                        $resultsArray[] = round($category_item['score'] / $category_item['total'] * 10);
+                    }
+                    $dataSet[] = $resultsArray;
+                }
+            }
+        }
+
+        return $this->getRadar($labels, $dataSet);
+    }
+
+    public function getRadar($labels, $dataSet)
+    {
+        if (empty($labels) || empty($dataSet)) {
+            return '';
+        }
+
+        $labels = json_encode($labels);
+
+        // Default preset, after that colors are generated randomly. @todo improve colors. Use a js lib?
+        $colorList = [
+            'rgb(255, 99, 132, 1.0)',
+            'rgb(0,0,200,1.0)', // red
+            'rgb(255, 159, 64, 1.0)', // orange
+            'rgb(255, 205, 86, 1.0)', //yellow
+            'rgb(75, 192, 192, 1.0)', // green
+            'rgb(54, 162, 235, 1.0)', // blue
+            'rgb(153, 102, 255, 1.0)', // purple
+            //'rgb(201, 203, 207)' grey
+        ];
+
+        $dataSetToJson = [];
+        $counter = 0;
+        foreach ($dataSet as $resultsArray) {
+            $color = isset($colorList[$counter]) ? $colorList[$counter] : 'rgb('.rand(0, 255).', '.rand(0, 255).', '.rand(0, 255).', 1.0)';
+
+            $background = str_replace('1.0', '0.2', $color);
+            $dataSetToJson[] = [
+                'fill' => true,
+                //'label' =>  '".get_lang('Categories')."',
+                'backgroundColor' => $background,
+                'borderColor' => $color,
+                'pointBackgroundColor' => $color,
+                'pointBorderColor' => '#fff',
+                'pointHoverBackgroundColor' => '#fff',
+                'pointHoverBorderColor' => $color,
+                'pointRadius' => 6,
+                'pointBorderWidth' => 3,
+                'pointHoverRadius' => 10,
+                'data' => $resultsArray,
+            ];
+            $counter++;
+        }
+        $resultsToJson = json_encode($dataSetToJson);
+
+        return "
+                <canvas id='categoryRadar' width='400' height='200'></canvas>
+                <script>
+                    var data = {
+                        labels: $labels,
+                        datasets: $resultsToJson
+                    }
+                    var options = {
+                        scale: {
+                            angleLines: {
+                                display: false
+                            },
+                            ticks: {
+                                beginAtZero: true,
+                                  min: 0,
+                                  max: 10,
+                                  stepSize: 1
+                            },
+                            pointLabels: {
+                              fontSize: 14,
+                              //fontStyle: 'bold'
+                            },
+                        },
+                        elements: {
+                            line: {
+                                tension: 0,
+                                borderWidth: 3
+                            }
+                        },
+                        legend: {
+                            //position: 'bottom'
+                            display: false
+                        }
+                    };
+                    var ctx = document.getElementById('categoryRadar').getContext('2d');
+                    var myRadarChart = new Chart(ctx, {
+                        type: 'radar',
+                        data: data,
+                        options: options
+                    });
+                </script>
+                ";
+    }
+
     /**
      * Get number of questions in exercise by user attempt.
      *
@@ -10934,136 +11066,4 @@ class Exercise
             get_lang('ShowResultsToStudents')
         );
     }
-
-    public function getRadarsFromUsers($userList, $exercises, $courseId, $sessionId)
-    {
-        $dataSet = [];
-        $labels = [];
-        /** @var Exercise $exercise */
-        foreach ($exercises as $exercise) {
-            if (empty($labels)) {
-                $categoryNameList = TestCategory::getListOfCategoriesNameForTest($exercise->iId);
-                $labels = array_column($categoryNameList, 'title');
-            }
-
-            foreach ($userList as $userId) {
-                $results = Event::getExerciseResultsByUser(
-                    $userId,
-                    $exercise->iId,
-                    $courseId,
-                    $sessionId
-                );
-
-                if ($results) {
-                    $firstAttempt = current($results);
-                    $exeId = $firstAttempt['exe_id'];
-
-                    ob_start();
-                    $stats = ExerciseLib::displayQuestionListByAttempt(
-                        $exercise,
-                        $exeId,
-                        false
-                    );
-                    ob_end_clean();
-
-                    $categoryList = $stats['category_list'];
-                    $resultsArray = [];
-                    foreach ($categoryList as $category_id => $category_item) {
-                        $resultsArray[] = round($category_item['score'] / $category_item['total'] * 10);
-                    }
-                    $dataSet[] = $resultsArray;
-                }
-            }
-        }
-
-        return $this->getRadar($labels, $dataSet);
-    }
-
-    public function getRadar($labels, $dataSet)
-    {
-        if (empty($labels) || empty($dataSet)) {
-            return '';
-        }
-
-        $labels = json_encode($labels);
-
-        // Default preset, after that colors are generated randomly. @todo improve colors. Use a js lib?
-        $colorList = [
-            'rgb(255, 99, 132, 1.0)',
-            'rgb(0,0,200,1.0)', // red
-            'rgb(255, 159, 64, 1.0)', // orange
-            'rgb(255, 205, 86, 1.0)', //yellow
-            'rgb(75, 192, 192, 1.0)', // green
-            'rgb(54, 162, 235, 1.0)', // blue
-            'rgb(153, 102, 255, 1.0)', // purple
-            //'rgb(201, 203, 207)' grey
-        ];
-
-        $dataSetToJson = [];
-        $counter = 0;
-        foreach ($dataSet as $resultsArray) {
-            $color = isset($colorList[$counter]) ? $colorList[$counter] : 'rgb('.rand(0,255).', '.rand(0,255).', '.rand(0,255).', 1.0)';
-
-            $background = str_replace('1.0', '0.2', $color);
-            $dataSetToJson[] = [
-                'fill' => true,
-                //'label' =>  '".get_lang('Categories')."',
-                'backgroundColor' => $background,
-                'borderColor' => $color,
-                'pointBackgroundColor' => $color,
-                'pointBorderColor' => '#fff',
-                'pointHoverBackgroundColor' => '#fff',
-                'pointHoverBorderColor' => $color,
-                'pointRadius' => 6,
-                'pointBorderWidth' => 3,
-                'pointHoverRadius' => 10,
-                'data' => $resultsArray,
-            ];
-            $counter++;
-        }
-        $resultsToJson = json_encode($dataSetToJson);
-
-        return "
-                <canvas id='categoryRadar' width='400' height='200'></canvas>
-                <script>
-                    var data = {
-                        labels: $labels,
-                        datasets: $resultsToJson
-                    }
-                    var options = {
-                        scale: {
-                            angleLines: {
-                                display: false
-                            },
-                            ticks: {
-                                beginAtZero: true,
-                                  min: 0,
-                                  max: 10,
-                                  stepSize: 1
-                            },
-                            pointLabels: {
-                              fontSize: 14,
-                              //fontStyle: 'bold'
-                            },
-                        },
-                        elements: {
-                            line: {
-                                tension: 0,
-                                borderWidth: 3
-                            }
-                        },
-                        legend: {
-                            //position: 'bottom'
-                            display: false
-                        }
-                    };
-                    var ctx = document.getElementById('categoryRadar').getContext('2d');
-                    var myRadarChart = new Chart(ctx, {
-                        type: 'radar',
-                        data: data,
-                        options: options
-                    });
-                </script>
-                ";
-    }
 }
diff --git a/main/inc/ajax/lp.ajax.php b/main/inc/ajax/lp.ajax.php
index 12a048d50c..74bcbc5c6a 100755
--- a/main/inc/ajax/lp.ajax.php
+++ b/main/inc/ajax/lp.ajax.php
@@ -25,7 +25,7 @@ switch ($action) {
         $session_id = (isset($_GET['session_id']) && !empty($_GET['session_id'])) ? (int) $_GET['session_id'] : 0;
         $onlyActiveLp = !(api_is_platform_admin(true) || api_is_course_admin());
         $results = learnpath::getLpList($course_id, $session_id, $onlyActiveLp);
-        $data= [];
+        $data = [];
 
         if (!empty($results)) {
             foreach ($results as $lp) {
diff --git a/main/inc/lib/TicketManager.php b/main/inc/lib/TicketManager.php
index a77961125c..0ee2e6587f 100644
--- a/main/inc/lib/TicketManager.php
+++ b/main/inc/lib/TicketManager.php
@@ -1226,7 +1226,7 @@ class TicketManager
                         $dataExercise = [
                             'cidReq' => $course['code'],
                             'id_session' => $sessionId,
-                            'exerciseId' => $row['exercise_id']
+                            'exerciseId' => $row['exercise_id'],
                         ];
                         $urlParamsExercise = http_build_query($dataExercise);
 
@@ -1241,7 +1241,7 @@ class TicketManager
                             'cidReq' => $course['code'],
                             'id_session' => $sessionId,
                             'lp_id' => $row['lp_id'],
-                            'action' => 'view'
+                            'action' => 'view',
                         ];
                         $urlParamsLp = http_build_query($dataLp);
 
diff --git a/main/inc/lib/api.lib.php b/main/inc/lib/api.lib.php
index 6d0bf3f26b..5052673693 100644
--- a/main/inc/lib/api.lib.php
+++ b/main/inc/lib/api.lib.php
@@ -1261,7 +1261,7 @@ function api_protect_course_script($print_headers = false, $allow_session_admins
                 '/plugin/positioning/start.php',
                 '/plugin/positioning/start_student.php',
                 '/main/course_home/course_home.php',
-                '/main/exercise/overview.php'
+                '/main/exercise/overview.php',
             ];
 
             if (!in_array($currentPath, $paths, true)) {
diff --git a/main/inc/lib/extra_field.lib.php b/main/inc/lib/extra_field.lib.php
index d7f94599d3..3ee375a1ae 100755
--- a/main/inc/lib/extra_field.lib.php
+++ b/main/inc/lib/extra_field.lib.php
@@ -1003,7 +1003,6 @@ class ExtraField extends Model
                     || $field_details['variable'] == 'price'
                 ) {
                     $authors = true;
-
                 }
                 if (!api_is_platform_admin() && $authors == true) {
                     continue;
diff --git a/main/inc/lib/social.lib.php b/main/inc/lib/social.lib.php
index a31eee56cc..21ed491fd0 100755
--- a/main/inc/lib/social.lib.php
+++ b/main/inc/lib/social.lib.php
@@ -924,7 +924,7 @@ class SocialManager extends UserManager
         }
 
         $myExtendedProfileEdit = '';
-        if( $user_id == api_get_user_id()){
+        if ($user_id == api_get_user_id()) {
             $myExtendedProfileEdit .= '<a href="/main/auth/profile.php?type=extended#openarea" style="display:initial">'.
                 Display::return_icon('edit.png', get_lang('EditExtendProfile'), '', 16).'</a>';
         }
@@ -967,7 +967,7 @@ class SocialManager extends UserManager
         $portfolioIcon = Display::return_icon('wiki_task.png', get_lang('Portfolio'));
         $personalDataIcon = Display::return_icon('database.png', get_lang('PersonalDataReport'));
         $messageSocialIcon = Display::return_icon('promoted_message.png', get_lang('PromotedMessages'));
-        $portfolio  = Display::return_icon('portfolio.png', get_lang('Portfolio '));
+        $portfolio = Display::return_icon('portfolio.png', get_lang('Portfolio '));
 
         $forumCourseId = api_get_configuration_value('global_forums_course_id');
         $groupUrl = api_get_path(WEB_CODE_PATH).'social/groups.php';
@@ -1000,7 +1000,6 @@ class SocialManager extends UserManager
                     </a>
                 </li>';
             if ($settingExtendedProfileEnabled == true) {
-
                 $active = $show === 'portfolio' ? 'active' : null;
                 $links .= '
                 <li class="portfolio-icon '.$active.'">
@@ -1231,7 +1230,7 @@ class SocialManager extends UserManager
                         'data-title' => $sendMessageText,
                     ]
                 );
-                if($settingExtendedProfileEnabled == true) {
+                if ($settingExtendedProfileEnabled == true) {
                     $active = $show === 'portfolio' ? 'active' : null;
                     $links .= '
                 <li class="portfolio-icon '.$active.'">
@@ -1467,7 +1466,6 @@ class SocialManager extends UserManager
             }
             //    MY PRODUCTIONS
             self::display_productions($user_object->user_id);
-
         } else {
             $html .= '<div class="actions-title">';
             $html .= get_lang('UsersOnLineList');
@@ -2455,7 +2453,7 @@ class SocialManager extends UserManager
 
     /**
      * Show middle section for Portfolio extended.
-     * Must be active on main/admin/settings.php?category=User into extended_profile
+     * Must be active on main/admin/settings.php?category=User into extended_profile.
      *
      * @param string $urlForm
      *
@@ -2563,7 +2561,7 @@ class SocialManager extends UserManager
         $form->addHtml('</div>');
         $form->addHidden('url_content', '');
 
-        return Display::panel($more_info, get_lang('Portfolio') . $editPorfolioLink);
+        return Display::panel($more_info, get_lang('Portfolio').$editPorfolioLink);
     }
 
     /**
diff --git a/main/lp/learnpath.class.php b/main/lp/learnpath.class.php
index 9e6066d65e..b73544ea24 100755
--- a/main/lp/learnpath.class.php
+++ b/main/lp/learnpath.class.php
@@ -1831,7 +1831,7 @@ class learnpath
     }
 
     /**
-     * Get the learning path name by id
+     * Get the learning path name by id.
      *
      * @param int $lpId
      *
@@ -4948,6 +4948,7 @@ class learnpath
                 if ($debug) {
                     error_log("Skip saving score with value: $score");
                 }
+
                 return false;
             }
 
diff --git a/main/lp/lp_add.php b/main/lp/lp_add.php
index 556f58dfe8..0c03ac60bc 100755
--- a/main/lp/lp_add.php
+++ b/main/lp/lp_add.php
@@ -3,7 +3,7 @@
 /* For licensing terms, see /license.txt */
 
 /**
- * This is a learning path creation and player tool in Chamilo
+ * This is a learning path creation and player tool in Chamilo.
  *
  * @author Patrick Cool
  * @author Denes Nagy
diff --git a/main/lp/lp_report.php b/main/lp/lp_report.php
index 78030fa8d4..8751ad6abf 100644
--- a/main/lp/lp_report.php
+++ b/main/lp/lp_report.php
@@ -381,7 +381,7 @@ $parameters = [
     'group_filter' => $groupFilter,
     'cidReq' => $courseCode,
     'id_session' => $sessionId,
-    'lp_id' => $lpId
+    'lp_id' => $lpId,
 ];
 
 $table = new SortableTableFromArrayConfig($userList, 1, 20, 'lp');
diff --git a/main/ticket/new_ticket.php b/main/ticket/new_ticket.php
index 819801b25f..6e69ee7f31 100644
--- a/main/ticket/new_ticket.php
+++ b/main/ticket/new_ticket.php
@@ -54,7 +54,7 @@ function updateExerciseList(courseId, sessionId) {
     }, function (exerciseList) {
         $("<option>", {
             value: 0,
-            text: "' . get_lang('Select') . '"
+            text: "'.get_lang('Select').'"
         }).appendTo($selectExercise);
 
         if (exerciseList.length > 0) {
@@ -65,7 +65,7 @@ function updateExerciseList(courseId, sessionId) {
                 }).appendTo($selectExercise);
             });
 
-            $selectExercise.find("option[value=\'' . $exerciseId . '\']").attr("selected",true);
+            $selectExercise.find("option[value=\''.$exerciseId.'\']").attr("selected",true);
         }
 
         $selectExercise.selectpicker("refresh");
@@ -93,7 +93,7 @@ function updateLpList(courseId, sessionId) {
                     text: lp.text
                 }).appendTo($selectLp);
             });
-            $selectLp.find("option[value=\'' . $lpId . '\']").attr("selected",true);
+            $selectLp.find("option[value=\''.$lpId.'\']").attr("selected",true);
         }
 
         $selectLp.selectpicker("refresh");
diff --git a/main/ticket/ticket_details.php b/main/ticket/ticket_details.php
index 1361f2ecc6..dcbf54d29c 100644
--- a/main/ticket/ticket_details.php
+++ b/main/ticket/ticket_details.php
@@ -398,7 +398,7 @@ if ($ticket['ticket']['course_url'] != null) {
     if (api_get_configuration_value('ticket_lp_quiz_info_add')) {
         if (!empty($ticket['ticket']['exercise_url'])) {
             echo '<tr>
-                <td><b>' . get_lang('Exercise') . ':</b> ' . $ticket['ticket']['exercise_url'] . ' </td>
+                <td><b>'.get_lang('Exercise').':</b> '.$ticket['ticket']['exercise_url'].' </td>
                 <td></td>
                 <td colspan="2"></td>
               </tr>';
@@ -406,7 +406,7 @@ if ($ticket['ticket']['course_url'] != null) {
 
         if (!empty($ticket['ticket']['lp_id'])) {
             echo '<tr>
-                <td><b>' . get_lang('LearningPath') . ':</b> ' . $ticket['ticket']['lp_url'] . ' </td>
+                <td><b>'.get_lang('LearningPath').':</b> '.$ticket['ticket']['lp_url'].' </td>
                 <td></td>
                 <td colspan="2"></td>
               </tr>';
diff --git a/main/ticket/tickets.php b/main/ticket/tickets.php
index c7463d7380..997a420175 100644
--- a/main/ticket/tickets.php
+++ b/main/ticket/tickets.php
@@ -231,11 +231,11 @@ if (!empty($projectId)) {
         $extraParams = '';
 
         if (isset($_GET['exerciseId']) && !empty($_GET['exerciseId'])) {
-            $extraParams .= '&exerciseId=' . (int) $_GET['exerciseId'];
+            $extraParams .= '&exerciseId='.(int) $_GET['exerciseId'];
         }
 
         if (isset($_GET['lpId']) && !empty($_GET['lpId'])) {
-            $extraParams .= '&lpId=' . (int) $_GET['lpId'];
+            $extraParams .= '&lpId='.(int) $_GET['lpId'];
         }
 
         $actionRight = Display::url(
diff --git a/plugin/buycourses/src/paymentsetup.php b/plugin/buycourses/src/paymentsetup.php
index b9a05252cd..c54e209da6 100644
--- a/plugin/buycourses/src/paymentsetup.php
+++ b/plugin/buycourses/src/paymentsetup.php
@@ -220,17 +220,17 @@ if (file_exists(api_get_path(SYS_PLUGIN_PATH).'buycourses/resources/apiRedsys.ph
 
     if ($tpvRedsysForm->validate()) {
         $tpvRedsysFormValues = $tpvRedsysForm->getSubmitValues();
-    
+
         $plugin->saveTpvRedsysParams($tpvRedsysFormValues);
-    
+
         Display::addFlash(
             Display::return_message(get_lang('Saved'), 'success')
         );
-    
+
         header('Location:'.api_get_self());
         exit;
     }
-    
+
     $tpvRedsysForm->addText(
         'merchantcode',
         [$plugin->get_lang('DS_MERCHANT_MERCHANTCODE'), 'DS_MERCHANT_MERCHANTCODE'],
diff --git a/plugin/cleandeletedfiles/admin.php b/plugin/cleandeletedfiles/admin.php
index 59a0db3227..374f59fae9 100644
--- a/plugin/cleandeletedfiles/admin.php
+++ b/plugin/cleandeletedfiles/admin.php
@@ -7,7 +7,6 @@
  *
  * @author Jose Angel Ruiz
  */
-
 $cidReset = true;
 require_once __DIR__.'/config.php';
 
diff --git a/plugin/cleandeletedfiles/lang/english.php b/plugin/cleandeletedfiles/lang/english.php
index 87ae67dc2d..97c7444257 100644
--- a/plugin/cleandeletedfiles/lang/english.php
+++ b/plugin/cleandeletedfiles/lang/english.php
@@ -14,4 +14,4 @@ $strings['DeleteSelectedFiles'] = "Delete selected files";
 $strings['ConfirmDeleteFiles'] = "Are you sure you want to delete all the selected files?";
 $strings['DeletedSuccess'] = "The file deletion was successful";
 $strings['path_dir'] = "Directory";
-$strings['size'] = "Size";
\ No newline at end of file
+$strings['size'] = "Size";
diff --git a/plugin/cleandeletedfiles/lang/spanish.php b/plugin/cleandeletedfiles/lang/spanish.php
index adaa7b1b38..42c829dd23 100644
--- a/plugin/cleandeletedfiles/lang/spanish.php
+++ b/plugin/cleandeletedfiles/lang/spanish.php
@@ -14,4 +14,4 @@ $strings['DeleteSelectedFiles'] = "Borrar archivos seleccionados";
 $strings['ConfirmDeleteFiles'] = "¿Esta seguro que desea borrar todos los ficheros seleccionados?";
 $strings['DeletedSuccess'] = "El borrado de archivos ha sido correcto";
 $strings['path_dir'] = "Directorio";
-$strings['size'] = "Tamaño";
\ No newline at end of file
+$strings['size'] = "Tamaño";
diff --git a/plugin/cleandeletedfiles/plugin.php b/plugin/cleandeletedfiles/plugin.php
index ce1084ecc8..4e19f62cfe 100644
--- a/plugin/cleandeletedfiles/plugin.php
+++ b/plugin/cleandeletedfiles/plugin.php
@@ -7,6 +7,5 @@
  *
  * @author Jose Angel Ruiz
  */
-
 require_once __DIR__.'/config.php';
 $plugin_info = CleanDeletedFilesPlugin::create()->get_info();
diff --git a/plugin/cleandeletedfiles/src/ajax.php b/plugin/cleandeletedfiles/src/ajax.php
index a570fb6221..0ede69d3d7 100644
--- a/plugin/cleandeletedfiles/src/ajax.php
+++ b/plugin/cleandeletedfiles/src/ajax.php
@@ -3,9 +3,8 @@
 /* For licensing terms, see /license.txt */
 
 /**
- * Responses to AJAX calls
+ * Responses to AJAX calls.
  */
-
 require_once '../config.php';
 
 api_protect_admin_script();
diff --git a/plugin/positioning/src/Positioning.php b/plugin/positioning/src/Positioning.php
index 8c4cd4a7f0..6ce2697a67 100644
--- a/plugin/positioning/src/Positioning.php
+++ b/plugin/positioning/src/Positioning.php
@@ -81,7 +81,6 @@ class Positioning extends Plugin
         $result = Database::query($sql);
 
         if (Database::num_rows($result) > 0) {
-
             return Database::fetch_array($result, 'ASSOC');
         }
 
@@ -101,42 +100,6 @@ class Positioning extends Plugin
         $this->setOption('is_initial', $exerciseId, $courseId, $sessionId);
     }
 
-    private function setOption($field, $exerciseId, $courseId, $sessionId)
-    {
-        if (!in_array($field, ['is_initial', 'is_final'], true)) {
-            return false;
-        }
-
-        $data = $this->getPositionData($exerciseId, $courseId, $sessionId);
-        $disableField = $field === 'is_initial' ? 'is_final' : 'is_initial';
-        if ($data && isset($data['id'])) {
-            $id = $data['id'];
-            $sql = "UPDATE $this->table SET
-                    $field = 1,
-                    $disableField = 0
-                    WHERE id = $id";
-            Database::query($sql);
-
-            $sql = "DELETE FROM $this->table
-                    WHERE $field = 1 AND c_id = $courseId AND session_id = $sessionId AND id <> $id";
-            Database::query($sql);
-
-        } else {
-            $params = [
-                'exercise_id' => $exerciseId,
-                'c_id' => $courseId,
-                'session_id' => $sessionId,
-                $field => 1,
-                $disableField => 0,
-            ];
-            $id = Database::insert($this->table, $params);
-
-            $sql = "DELETE FROM $this->table
-                    WHERE $field = 1 AND c_id = $courseId AND session_id = $sessionId AND id <> $id";
-            Database::query($sql);
-        }
-    }
-
     public function setFinalExercise($exerciseId, $courseId, $sessionId)
     {
         $this->setOption('is_final', $exerciseId, $courseId, $sessionId);
@@ -192,6 +155,46 @@ class Positioning extends Plugin
         return $this->getCourseExercise($courseId, $sessionId, true, false);
     }
 
+    public function getFinalExercise($courseId, $sessionId)
+    {
+        return $this->getCourseExercise($courseId, $sessionId, false, true);
+    }
+
+    private function setOption($field, $exerciseId, $courseId, $sessionId)
+    {
+        if (!in_array($field, ['is_initial', 'is_final'], true)) {
+            return false;
+        }
+
+        $data = $this->getPositionData($exerciseId, $courseId, $sessionId);
+        $disableField = $field === 'is_initial' ? 'is_final' : 'is_initial';
+        if ($data && isset($data['id'])) {
+            $id = $data['id'];
+            $sql = "UPDATE $this->table SET
+                    $field = 1,
+                    $disableField = 0
+                    WHERE id = $id";
+            Database::query($sql);
+
+            $sql = "DELETE FROM $this->table
+                    WHERE $field = 1 AND c_id = $courseId AND session_id = $sessionId AND id <> $id";
+            Database::query($sql);
+        } else {
+            $params = [
+                'exercise_id' => $exerciseId,
+                'c_id' => $courseId,
+                'session_id' => $sessionId,
+                $field => 1,
+                $disableField => 0,
+            ];
+            $id = Database::insert($this->table, $params);
+
+            $sql = "DELETE FROM $this->table
+                    WHERE $field = 1 AND c_id = $courseId AND session_id = $sessionId AND id <> $id";
+            Database::query($sql);
+        }
+    }
+
     private function getCourseExercise($courseId, $sessionId, $isInitial, $isFinal)
     {
         $table = $this->table;
@@ -224,9 +227,4 @@ class Positioning extends Plugin
 
         return false;
     }
-
-    public function getFinalExercise($courseId, $sessionId)
-    {
-        return $this->getCourseExercise($courseId, $sessionId, false, true);
-    }
 }
diff --git a/plugin/positioning/start_student.php b/plugin/positioning/start_student.php
index 499b0c03ec..81d9b8ffc3 100644
--- a/plugin/positioning/start_student.php
+++ b/plugin/positioning/start_student.php
@@ -71,7 +71,7 @@ if ($finalData) {
     $finalExerciseTitle = $finalExercise->get_formated_title();
     if (!empty($initialResults)) {
         $lpUrl = api_get_path(WEB_CODE_PATH).'lp/lp_controller.php?'.api_get_cidreq();
-        $lpUrl = Display::url(get_lang('LearningPath'),$lpUrl);
+        $lpUrl = Display::url(get_lang('LearningPath'), $lpUrl);
         if ($studentAverage >= $averageToUnlock) {
             $url = api_get_path(WEB_CODE_PATH).'exercise/overview.php?'.api_get_cidreq().'&exerciseId='.$exerciseId;
             if (empty($finalResults)) {
diff --git a/src/Chamilo/CoreBundle/Component/Editor/Driver/PersonalDriver.php b/src/Chamilo/CoreBundle/Component/Editor/Driver/PersonalDriver.php
index fb21eb5ccd..13b07a9346 100644
--- a/src/Chamilo/CoreBundle/Component/Editor/Driver/PersonalDriver.php
+++ b/src/Chamilo/CoreBundle/Component/Editor/Driver/PersonalDriver.php
@@ -53,8 +53,6 @@ class PersonalDriver extends Driver implements DriverInterface
                     'image/svg',
                 ];
 
-
-
                 $driver = [
                     'driver' => 'PersonalDriver',
                     'alias' => get_lang('MyFiles'),
@@ -108,7 +106,6 @@ class PersonalDriver extends Driver implements DriverInterface
                     ];
                 }
 
-
                 return $driver;
             }
         }