Minor - flint fixes, update php_cs "increment_style" attribute

.php_cs.dist

@@ -17,7 +17,7 @@ $rules = [
     'yoda_style' => false,
     'phpdoc_to_comment' => false,
     'phpdoc_no_package' => false,
-    'increment_style' => false,
+    'increment_style' => ['style' => 'post'],
     'no_useless_else' => false,
     //'no_php4_constructor' => true,
     'single_quote' => false,

main/calendar/ical_export.php

@@ -90,7 +90,7 @@ if (!empty($event)) {
                 $s2 = $s;
                 if ($M2 > 60) {
                     $M2 = $M2 - 60;
-                    $h2 += 1;
+                    $h2++;
                 }
             } else {
                 list($y2, $m2, $d2, $h2, $M2, $s2) = preg_split('/[\s:-]/', $event['end_date']);
@@ -129,7 +129,7 @@ if (!empty($event)) {
                 $s2 = $s;
                 if ($M2 > 60) {
                     $M2 = $M2 - 60;
-                    $h2 += 1;
+                    $h2++;
                 }
             } else {
                 list($y2, $m2, $d2, $h2, $M2, $s2) = preg_split('/[\s:-]/', $event['end_date']);

main/exercise/exercise.class.php

@@ -2,7 +2,6 @@
 /* For licensing terms, see /license.txt */
 
 use Chamilo\CoreBundle\Entity\TrackEHotspot;
-use Chamilo\CourseBundle\Entity\CQuizCategory;
 use ChamiloSession as Session;
 
 /**
@@ -1753,7 +1752,7 @@ class Exercise
             // random all questions
             if ($this->isRandom() && $this->isRandomByCat() == 0) {
                 if (count($this->questionList) >= $this->random && $this->random > 0) {
-                    $this->random -= 1;
+                    $this->random--;
                     $this->save();
                 }
             }

main/gradebook/lib/fe/flatviewtable.class.php

@@ -148,7 +148,7 @@ class FlatViewTable extends SortableTable
                     if (!isset($resource_list[$key][$userResult])) {
                         $resource_list[$key][$userResult] = 0;
                     }
-                    $resource_list[$key][$userResult] += 1;
+                    $resource_list[$key][$userResult]++;
                     $key_list[] = $userResult;
                 }
 

main/lp/openoffice_text.class.php

@@ -223,7 +223,7 @@ class OpenofficeText extends OpenofficeDocument
         $first_item = 0;
         foreach ($pages as $key => $page_content) {
             // For every pages, we create a new file.
-            $key += 1;
+            $key++;
             $page_content = $this->format_page_content($header, $page_content, $this->base_work_dir.$this->created_dir);
             $html_file = $this->created_dir.'-'.$key.'.html';
             $handle = fopen($this->base_work_dir.$this->created_dir.'/'.$html_file, 'w+');

main/lp/openoffice_text_document.class.php

@@ -213,7 +213,7 @@ class OpenOfficeTextDocument extends OpenofficeDocument
         $pages = explode('||page_break||', $body);
         foreach ($pages as $key => $page_content) {
             // For every pages, we create a new file.
-            $key += 1;
+            $key++;
             $page_content = $this->format_page_content(
                 $header,
                 $page_content,

main/work/work.lib.php

@@ -710,7 +710,7 @@ function create_unexisting_work_directory($workDir, $desiredDirName)
     $workDir = (substr($workDir, -1, 1) == '/' ? $workDir : $workDir.'/');
     $checkDirName = $desiredDirName;
     while (file_exists($workDir.$checkDirName)) {
-        $counter += 1;
+        $counter++;
         $checkDirName = $desiredDirName.$counter;
     }