Minor - format code.

main/exercise/aiken.php

@@ -25,7 +25,10 @@ if (!api_is_allowed_to_edit(null, true)) {
 }
 
 // the breadcrumbs
-$interbreadcrumb[] = array("url" => 'exercise.php?'.api_get_cidreq(), "name" => get_lang('Exercises'));
+$interbreadcrumb[] = array(
+    "url" => 'exercise.php?'.api_get_cidreq(),
+    "name" => get_lang('Exercises'),
+);
 $is_allowedToEdit = api_is_allowed_to_edit(null, true);
 // import file
 if ((api_is_allowed_to_edit(null, true))) {

main/exercise/export/aiken/aiken_classes.php

@@ -15,7 +15,8 @@ if (!function_exists('mime_content_type')) {
      * @param string $filename
      * @return string
      */
-	function mime_content_type($filename) {
+    function mime_content_type($filename)
+    {
         return DocumentManager::file_get_mime_type((string)$filename);
     }
 }
@@ -30,21 +31,24 @@ class Aiken2Question extends Question
      */
     function setAnswer()
     {
-        switch($this->type)
-        {
+        switch ($this->type) {
             case MCUA:
                 $answer = new AikenAnswerMultipleChoice($this->id);
+
                 return $answer;
             default:
                 $answer = null;
                 break;
         }
+
         return $answer;
     }
+
     function createAnswersForm($form)
     {
         return true;
     }
+
     function processAnswersCreation($form)
     {
         return true;

main/exercise/export/aiken/aiken_import.inc.php

@@ -7,6 +7,7 @@
  * @author César Perales <cesar.perales@gmail.com> Parse function for Aiken format
  * @package chamilo.exercise
  */
+
 /**
  * Security check
  */
@@ -20,9 +21,11 @@ if (count(get_included_files()) == 1)
  * @param int $mode
  * @return string
  */
-function tempdir($dir, $prefix = 'tmp', $mode = 0777) {
-    if (substr($dir, -1) != '/')
+function tempdir($dir, $prefix = 'tmp', $mode = 0777)
+{
+    if (substr($dir, -1) != '/') {
         $dir .= '/';
+    }
 
     do {
         $path = $dir.$prefix.mt_rand(0, 9999999);
@@ -40,7 +43,12 @@ function aiken_display_form()
     $name_tools = get_lang('ImportAikenQuiz');
     $form  = '<div class="actions">';
     $form .= '<a href="exercise.php?show=test&'.api_get_cidreq().'">' .
-        Display::return_icon('back.png', get_lang('BackToExercisesList'),'',ICON_SIZE_MEDIUM).'</a>';
+        Display::return_icon(
+            'back.png',
+            get_lang('BackToExercisesList'),
+            '',
+            ICON_SIZE_MEDIUM
+        ).'</a>';
     $form .= '</div>';
     $form_validator = new FormValidator(
         'aiken_upload',
@@ -66,7 +74,8 @@ function aiken_display_form()
  * @param string $uploadPath
  * @return bool True on success, false on failure
  */
-function get_and_unzip_uploaded_exercise($baseWorkDir, $uploadPath) {
+function get_and_unzip_uploaded_exercise($baseWorkDir, $uploadPath)
+{
     $_course = api_get_course_info();
     $_user = api_get_user_info();
     // Check if the file is valid (not to big and exists)
@@ -74,6 +83,7 @@ function get_and_unzip_uploaded_exercise($baseWorkDir, $uploadPath) {
         // upload failed
         return false;
     }
+
     if (preg_match('/.zip$/i', $_FILES['userFile']['name']) && handle_uploaded_document($_course, $_FILES['userFile'], $baseWorkDir, $uploadPath, $_user['user_id'], 0, null, 1, 'overwrite', false)) {
         if (!function_exists('gzopen')) {
             return false;
@@ -117,7 +127,6 @@ function aiken_import_exercise($file)
     // unzip the uploaded file in a tmp directory
     if (preg_match('/.(zip|txt)$/i', $file)) {
         if (!get_and_unzip_uploaded_exercise($baseWorkDir, $uploadPath)) {
-
             return 'ThereWasAProblemWithYourFile';
         }
     }
@@ -155,7 +164,6 @@ function aiken_import_exercise($file)
     }
 
     if ($result !== true) {
-
         return $result;
     }
 
@@ -236,7 +244,8 @@ function aiken_import_exercise($file)
  * @return string|boolean True on success, error message on error
  * @assert ('','','') === false
  */
-function aiken_parse_file(&$exercise_info, $exercisePath, $file, $questionFile) {
+function aiken_parse_file(&$exercise_info, $exercisePath, $file, $questionFile)
+{
     global $questionTempDir;
 
     $questionTempDir = $exercisePath . '/' . $file . '/';
@@ -329,6 +338,7 @@ function aiken_parse_file(&$exercise_info, $exercisePath, $file, $questionFile)
 /**
  * Imports the zip file
  * @param array $array_file ($_FILES)
+ * @return bool
  */
 function aiken_import_file($array_file)
 {
@@ -342,7 +352,6 @@ function aiken_import_file($array_file)
     if ($process && $unzip == 1) {
         $imported = aiken_import_exercise($array_file['name']);
         if (is_numeric($imported) && !empty($imported)) {
-
             Display::addFlash(Display::return_message(get_lang('Uploaded')));
 
             return $imported;