chamilo / chamilo-lms

main/coursecopy/classes/Survey.class.php

Indentation +103 added lines, -103 removed lines

@@ -10,86 +10,86 @@ 
  */
 class Survey extends Coursecopy\Resource
 {
-	/**
-	 * The survey code
-	 */
+    /**
+     * The survey code
+     */
     public $code;
-	/**
-	 * The title and subtitle
-	 */
+    /**
+     * The title and subtitle
+     */
     public $title;
     public $subtitle;
-	/**
-	 * The author's name
-	 */
+    /**
+     * The author's name
+     */
     public $author;
-	/**
-	 * The survey's language
-	 */
+    /**
+     * The survey's language
+     */
     public $lang;
-	/**
-	 * The availability period
-	 */
+    /**
+     * The availability period
+     */
     public $avail_from;
     public $avail_till;
-	/**
-	 * Flag for shared status
-	 */
+    /**
+     * Flag for shared status
+     */
     public $is_shared;
-	/**
-	 * Template used
-	 */
+    /**
+     * Template used
+     */
     public $template;
-	/**
-	 * Introduction text
-	 */
+    /**
+     * Introduction text
+     */
     public $intro;
-	/**
-	 * Thanks text
-	 */
+    /**
+     * Thanks text
+     */
     public $surveythanks;
-	/**
-	 * Creation date
-	 */
+    /**
+     * Creation date
+     */
     public $creation_date;
-	/**
-	 * Invitation status
-	 */
+    /**
+     * Invitation status
+     */
     public $invited;
-	/**
-	 * Answer status
-	 */
+    /**
+     * Answer status
+     */
     public $answered;
-	/**
-	 * Invitation and reminder mail contents
-	 */
+    /**
+     * Invitation and reminder mail contents
+     */
     public $invite_mail;
     public $reminder_mail;
-	/**
-	 * Questions and invitations lists
-	 */
+    /**
+     * Questions and invitations lists
+     */
     public $question_ids;
     public $invitation_ids;
 
-	/**
-	 * Create a new Survey
-	 * @param string $code
-	 * @param string $title
-	 * @param string $subtitle
-	 * @param string $author
-	 * @param string $lang
-	 * @param string $avail_from
-	 * @param string $avail_till
-	 * @param char $is_shared
-	 * @param string $template
-	 * @param string $intro
-	 * @param string $surveythanks
-	 * @param string $creation_date
-	 * @param int $invited
-	 * @param int $answered
-	 * @param string $invite_mail
-	 * @param string $reminder_mail
-	 */
+    /**
+     * Create a new Survey
+     * @param string $code
+     * @param string $title
+     * @param string $subtitle
+     * @param string $author
+     * @param string $lang
+     * @param string $avail_from
+     * @param string $avail_till
+     * @param char $is_shared
+     * @param string $template
+     * @param string $intro
+     * @param string $surveythanks
+     * @param string $creation_date
+     * @param int $invited
+     * @param int $answered
+     * @param string $invite_mail
+     * @param string $reminder_mail
+     */
     public function __construct(
         $id,
         $code,
@@ -109,49 +109,49 @@ 
         $invite_mail,
         $reminder_mail
     ) {
-		parent::__construct($id,RESOURCE_SURVEY);
-		$this->code = $code;
-		$this->title = $title;
-		$this->subtitle = $subtitle;
-		$this->author = $author;
-		$this->lang = $lang;
-		$this->avail_from = $avail_from;
-		$this->avail_till = $avail_till;
-		$this->is_shared = $is_shared;
-		$this->template = $template;
-		$this->intro = $intro;
-		$this->surveythanks = $surveythanks;
-		$this->creation_date = $creation_date;
-		$this->invited = $invited;
-		$this->answered = $answered;
-		$this->invite_mail = $invite_mail;
-		$this->reminder_mail = $reminder_mail;
-		$this->question_ids = array();
-		$this->invitation_ids = array();
-	}
+        parent::__construct($id,RESOURCE_SURVEY);
+        $this->code = $code;
+        $this->title = $title;
+        $this->subtitle = $subtitle;
+        $this->author = $author;
+        $this->lang = $lang;
+        $this->avail_from = $avail_from;
+        $this->avail_till = $avail_till;
+        $this->is_shared = $is_shared;
+        $this->template = $template;
+        $this->intro = $intro;
+        $this->surveythanks = $surveythanks;
+        $this->creation_date = $creation_date;
+        $this->invited = $invited;
+        $this->answered = $answered;
+        $this->invite_mail = $invite_mail;
+        $this->reminder_mail = $reminder_mail;
+        $this->question_ids = array();
+        $this->invitation_ids = array();
+    }
 
-	/**
-	 * Add a question to this survey
-	 */
-	function add_question($id)
-	{
-		$this->question_ids[] = $id;
-	}
+    /**
+     * Add a question to this survey
+     */
+    function add_question($id)
+    {
+        $this->question_ids[] = $id;
+    }
 
-	/**
-	 * Add an invitation to this survey
-	 */
-	function add_invitation($id)
-	{
-		$this->invitation_ids[] = $id;
-	}
+    /**
+     * Add an invitation to this survey
+     */
+    function add_invitation($id)
+    {
+        $this->invitation_ids[] = $id;
+    }
 
-	/**
-	 * Show this survey
-	 */
-	function show()
-	{
-		parent::show();
-		echo $this->code.' - '.$this->title;
-	}
+    /**
+     * Show this survey
+     */
+    function show()
+    {
+        parent::show();
+        echo $this->code.' - '.$this->title;
+    }
 }

Spacing +1 added lines, -1 removed lines

@@ -109,7 +109,7 @@
         $invite_mail,
         $reminder_mail
     ) {
-		parent::__construct($id,RESOURCE_SURVEY);
+		parent::__construct($id, RESOURCE_SURVEY);
 		$this->code = $code;
 		$this->title = $title;
 		$this->subtitle = $subtitle;

main/coursecopy/classes/Thematic.class.php

Indentation +5 added lines, -5 removed lines

@@ -11,13 +11,13 @@
 {
     public $params = array();
     public $thematic_advance_list = array();
-	public $thematic_plan_list = array();
+    public $thematic_plan_list = array();
 
     /**
-    * Create a new Thematic
-    *
-    * @param array parameters
-    */
+     * Create a new Thematic
+     *
+     * @param array parameters
+     */
     public function __construct($params)
     {
         parent::__construct($params['id'], RESOURCE_THEMATIC);

main/coursecopy/classes/CourseRecycler.class.php

Indentation +4 added lines, -4 removed lines

@@ -619,8 +619,8 @@ 
     }
 
     /**
-    * Recycle Thematics
-    */
+     * Recycle Thematics
+     */
     public function recycle_thematic($session_id = 0)
     {
         if ($this->course->has_resources(RESOURCE_THEMATIC)) {
@@ -685,8 +685,8 @@ 
     }
 
     /**
-    * Recycle Attendances
-    */
+     * Recycle Attendances
+     */
     public function recycle_attendance($session_id = 0)
     {
         if ($this->course->has_resources(RESOURCE_ATTENDANCE)) {

Spacing +7 added lines, -7 removed lines

@@ -160,7 +160,7 @@ 
     public function recycle_glossary()
     {
         if ($this->course->has_resources(RESOURCE_GLOSSARY)) {
-            $table_glossary	= Database::get_course_table(TABLE_GLOSSARY);
+            $table_glossary = Database::get_course_table(TABLE_GLOSSARY);
             $ids = implode(',', array_filter(array_keys($this->course->resources[RESOURCE_GLOSSARY])));
             if (!empty($ids)) {
                 $sql = "DELETE FROM ".$table_glossary."
@@ -556,7 +556,7 @@ 
                     if (trim($learnpath->path) != '') {
                         // when $learnpath->path value is incorrect for some reason.
                         // The directory trat contains files of the SCORM package is to be deleted.
-                        $scorm_package_dir = realpath($this->course->path . 'scorm/' . $learnpath->path);
+                        $scorm_package_dir = realpath($this->course->path.'scorm/'.$learnpath->path);
                         rmdirr($scorm_package_dir);
                     }
                 }
@@ -632,7 +632,7 @@ 
             foreach ($resources[RESOURCE_THEMATIC] as $last_id => $thematic) {
                 if (is_numeric($last_id)) {
 
-                    foreach($thematic->thematic_advance_list as $thematic_advance) {
+                    foreach ($thematic->thematic_advance_list as $thematic_advance) {
                         $cond = array(
                             'id = ? AND  c_id = ?' => array(
                                 $thematic_advance['id'],
@@ -649,7 +649,7 @@ 
                         Database::delete($table_thematic_advance, $cond);
                     }
 
-                    foreach($thematic->thematic_plan_list as $thematic_plan) {
+                    foreach ($thematic->thematic_plan_list as $thematic_plan) {
                         $cond = array(
                             'id = ? AND  c_id = ?' => array(
                                 $thematic_plan['id'],
@@ -678,7 +678,7 @@ 
                         'ThematicDeleted',
                         api_get_user_id()
                     );
-                    Database::delete($table_thematic,$cond);
+                    Database::delete($table_thematic, $cond);
                 }
             }
         }
@@ -696,7 +696,7 @@ 
             $resources = $this->course->resources;
             foreach ($resources[RESOURCE_ATTENDANCE] as $last_id => $obj) {
                 if (is_numeric($last_id)) {
-                    foreach($obj->attendance_calendar as $attendance_calendar) {
+                    foreach ($obj->attendance_calendar as $attendance_calendar) {
                         $cond = array('id = ? AND c_id = ? '=>array($attendance_calendar['id'], $this->course_id));
                         Database::delete($table_attendance_calendar, $cond);
                     }
@@ -720,7 +720,7 @@ 
     public function recycle_work($session_id = 0)
     {
         if ($this->course->has_resources(RESOURCE_WORK)) {
-            $table_work          = Database :: get_course_table(TABLE_STUDENT_PUBLICATION);
+            $table_work = Database :: get_course_table(TABLE_STUDENT_PUBLICATION);
             $table_work_assignment = Database :: get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
 
             $resources = $this->course->resources;

Doc Comments +1 added lines, -1 removed lines

@@ -38,7 +38,7 @@
     }
 
     /**
-     * @return bool
+     * @return false|null
      */
     public function create_user_folder()
     {

main/coursecopy/classes/ToolIntro.class.php

Indentation +75 added lines, -75 removed lines

@@ -10,82 +10,82 @@
  */
 class ToolIntro extends Coursecopy\Resource
 {
-	public $id;
+    public $id;
 
-	/**
-	 * intro text
-	 */
-	public $intro_text;
+    /**
+     * intro text
+     */
+    public $intro_text;
 
-	/**
-	 * Create a new text introduction
-	 * @param int $id The id of this tool introduction in the Chamilo-course
-	 * @param string $intro_text
-	 */
-	public function __construct($id, $intro_text)
-	{
-		parent::__construct($id, RESOURCE_TOOL_INTRO);
-		$this->id = $id;
-		$this->intro_text = $intro_text;
-	}
+    /**
+     * Create a new text introduction
+     * @param int $id The id of this tool introduction in the Chamilo-course
+     * @param string $intro_text
+     */
+    public function __construct($id, $intro_text)
+    {
+        parent::__construct($id, RESOURCE_TOOL_INTRO);
+        $this->id = $id;
+        $this->intro_text = $intro_text;
+    }
 
-	/**
-	 * Show this resource
-	 */
-	function show()
-	{
-		parent::show();
-		switch ($this->id)
-		{
-			case TOOL_DOCUMENT:
-				$lang_id = 'Documents';
-				break;
-			case TOOL_CALENDAR_EVENT:
-				$lang_id = 'Agenda';
-				break;
-			case TOOL_LINK:
-				$lang_id = 'Links';
-				break;
-			case TOOL_LEARNPATH:
-				$lang_id = 'LearningPath';
-				break;
-			case TOOL_ANNOUNCEMENT:
-				$lang_id = 'Announcements';
-				break;
-			case TOOL_FORUM:
-				$lang_id = 'Forums';
-				break;
-			case TOOL_DROPBOX:
-				$lang_id = 'Dropbox';
-				break;
-			case TOOL_QUIZ:
-				$lang_id = 'Exercises';
-				break;
-			case TOOL_USER:
-				$lang_id = 'Users';
-				break;
-			case TOOL_GROUP:
-				$lang_id = 'Group';
-				break;
-			case TOOL_WIKI:
-				$lang_id = 'Wiki';
-				break;
-			case TOOL_STUDENTPUBLICATION:
-				$lang_id = 'StudentPublications';
-				break;
-			case TOOL_COURSE_HOMEPAGE:
-				$lang_id = 'CourseHomepageLink';
-				break;
-			case TOOL_GLOSSARY:
-				$lang_id = 'Glossary';
-				break;
-			case TOOL_NOTEBOOK:
-				$lang_id = 'Notebook';
-				break;
-			default:
-				$lang_id = ucfirst($this->id); // This is a wild guess.
-		}
-		echo '<strong>'.get_lang($lang_id, '').':</strong><br />';
-		echo $this->intro_text;
-	}
+    /**
+     * Show this resource
+     */
+    function show()
+    {
+        parent::show();
+        switch ($this->id)
+        {
+            case TOOL_DOCUMENT:
+                $lang_id = 'Documents';
+                break;
+            case TOOL_CALENDAR_EVENT:
+                $lang_id = 'Agenda';
+                break;
+            case TOOL_LINK:
+                $lang_id = 'Links';
+                break;
+            case TOOL_LEARNPATH:
+                $lang_id = 'LearningPath';
+                break;
+            case TOOL_ANNOUNCEMENT:
+                $lang_id = 'Announcements';
+                break;
+            case TOOL_FORUM:
+                $lang_id = 'Forums';
+                break;
+            case TOOL_DROPBOX:
+                $lang_id = 'Dropbox';
+                break;
+            case TOOL_QUIZ:
+                $lang_id = 'Exercises';
+                break;
+            case TOOL_USER:
+                $lang_id = 'Users';
+                break;
+            case TOOL_GROUP:
+                $lang_id = 'Group';
+                break;
+            case TOOL_WIKI:
+                $lang_id = 'Wiki';
+                break;
+            case TOOL_STUDENTPUBLICATION:
+                $lang_id = 'StudentPublications';
+                break;
+            case TOOL_COURSE_HOMEPAGE:
+                $lang_id = 'CourseHomepageLink';
+                break;
+            case TOOL_GLOSSARY:
+                $lang_id = 'Glossary';
+                break;
+            case TOOL_NOTEBOOK:
+                $lang_id = 'Notebook';
+                break;
+            default:
+                $lang_id = ucfirst($this->id); // This is a wild guess.
+        }
+        echo '<strong>'.get_lang($lang_id, '').':</strong><br />';
+        echo $this->intro_text;
+    }
 }

main/coursecopy/classes/Document.class.php

Spacing +4 added lines, -4 removed lines

@@ -3,8 +3,8 @@ 
 
 require_once 'Resource.class.php';
 
-define('DOCUMENT','file');
-define('FOLDER','folder');
+define('DOCUMENT', 'file');
+define('FOLDER', 'folder');
 
 /**
  * Class Document
@@ -31,7 +31,7 @@ 
     public function __construct($id, $path, $comment, $title, $file_type, $size)
     {
         parent::__construct($id, RESOURCE_DOCUMENT);
-        $this->path = 'document' . $path;
+        $this->path = 'document'.$path;
         $this->comment = $comment;
         $this->title = $title;
         $this->file_type = $file_type;
@@ -47,7 +47,7 @@ 
         echo preg_replace('@^document@', '', $this->path);
         if (!empty($this->title)) {
             if (strpos($this->path, $this->title) === false) {
-                echo " - " . $this->title;
+                echo " - ".$this->title;
             }
         }
     }

main/coursecopy/classes/CourseSession.class.php

Indentation +18 added lines, -18 removed lines

@@ -11,24 +11,24 @@
 class CourseSession extends Coursecopy\Resource
 {
     // The title session
-	public $title;
+    public $title;
 
-	/**
-	 * Create a new Session
-	 * @param int $id
-	 * @param string $title
-	 */
-	public function __construct($id,$title)
-	{
-		parent::__construct($id, RESOURCE_SESSION_COURSE);
-		$this->title = $title;
-	}
+    /**
+     * Create a new Session
+     * @param int $id
+     * @param string $title
+     */
+    public function __construct($id,$title)
+    {
+        parent::__construct($id, RESOURCE_SESSION_COURSE);
+        $this->title = $title;
+    }
 
-	/**
-	 * Show this Event
-	 */
-	function show() {
-		parent::show();
-		echo $this->title;
-	}
+    /**
+     * Show this Event
+     */
+    function show() {
+        parent::show();
+        echo $this->title;
+    }
 }

Spacing +1 added lines, -1 removed lines

@@ -18,7 +18,7 @@
 	 * @param int $id
 	 * @param string $title
 	 */
-	public function __construct($id,$title)
+	public function __construct($id, $title)
 	{
 		parent::__construct($id, RESOURCE_SESSION_COURSE);
 		$this->title = $title;

main/coursecopy/classes/ForumTopic.class.php

Spacing +1 added lines, -1 removed lines

@@ -47,6 +47,6 @@
             $user_info = api_get_user_info($this->obj->thread_poster_id);
             $extra = $user_info['complete_name'].', '.$extra;
         }
-        echo $this->obj->thread_title . ' (' . $extra . ')';
+        echo $this->obj->thread_title.' ('.$extra.')';
     }
 }

main/coursecopy/copy_course_session.php

Spacing +21 added lines, -21 removed lines

@@ -11,7 +11,7 @@ 
 
 $cidReset = true;
 require_once '../inc/global.inc.php';
-$current_course_tool  = TOOL_COURSE_MAINTENANCE;
+$current_course_tool = TOOL_COURSE_MAINTENANCE;
 
 api_protect_global_admin_script();
 api_protect_limit_for_session_admin();
@@ -82,7 +82,7 @@ 
 
 function display_form()
 {
-    $html  = '';
+    $html = '';
     $sessions = SessionManager::get_sessions_list(array(), array('name', 'ASC'));
 
     // Actions
@@ -109,7 +109,7 @@ 
 
     //destination
     $html .= '<div class="form-group">';
-    $html .= '<label class="col-sm-2 control-label">' . get_lang('DestinationCoursesFromSession') . ': </label>';
+    $html .= '<label class="col-sm-2 control-label">'.get_lang('DestinationCoursesFromSession').': </label>';
     $html .= '<div class="col-sm-5" id="ajax_sessions_list_destination">';
     $html .= '<select class="form-control" name="sessions_list_destination" onchange="javascript: xajax_search_courses(this.value,\'destination\');">';
     $html .= '<option value = "0">'.get_lang('ThereIsNotStillASession').'</option></select ></div>';
@@ -131,7 +131,7 @@ 
     $html .= '<button class="btn btn-success" type="submit" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES))."'".')) return false;"><em class="fa fa-files-o"></em> '.get_lang('CopyCourse').'</button>';
 
     // Add Security token
-    $html .= '<input type="hidden" value="' . Security::get_token() . '" name="sec_token">';
+    $html .= '<input type="hidden" value="'.Security::get_token().'" name="sec_token">';
     $html .= '</div></div>';
 
     $html .= '</form>';
@@ -229,7 +229,7 @@ 
 
 /* HTML head extra */
 
-$htmlHeadXtra[] = $xajax->getJavascript( api_get_path(WEB_LIBRARY_PATH).'xajax/');
+$htmlHeadXtra[] = $xajax->getJavascript(api_get_path(WEB_LIBRARY_PATH).'xajax/');
 $htmlHeadXtra[] = '<script type="text/javascript">
 function checkSelected(id_select,id_radio,id_title,id_destination) {
    var num=0;
@@ -299,22 +299,22 @@ 
         display_form();
     } else {
 
-        $arr_course_origin 		= array();
+        $arr_course_origin = array();
         $arr_course_destination = array();
-        $destination_session 	= '';
-        $origin_session 		= '';
+        $destination_session = '';
+        $origin_session = '';
 
         if (isset($_POST['SessionCoursesListOrigin'])) {
-            $arr_course_origin 		= $_POST['SessionCoursesListOrigin'];
+            $arr_course_origin = $_POST['SessionCoursesListOrigin'];
         }
         if (isset($_POST['SessionCoursesListDestination'])) {
             $arr_course_destination = $_POST['SessionCoursesListDestination'];
         }
         if (isset($_POST['sessions_list_destination'])) {
-            $destination_session 	= $_POST['sessions_list_destination'];
+            $destination_session = $_POST['sessions_list_destination'];
         }
         if (isset($_POST['sessions_list_origin'])) {
-            $origin_session 		= $_POST['sessions_list_origin'];
+            $origin_session = $_POST['sessions_list_origin'];
         }
 
         if ((is_array($arr_course_origin) && count($arr_course_origin) > 0) && !empty($destination_session)) {
@@ -354,22 +354,22 @@ 
         Display::display_normal_message(get_lang('ToExportDocumentsWithGlossaryYouHaveToSelectGlossary'));
     }
 
-    $arr_course_origin 		= array();
+    $arr_course_origin = array();
     $arr_course_destination = array();
-    $destination_session 	= '';
-    $origin_session 		= '';
+    $destination_session = '';
+    $origin_session = '';
 
     if (isset($_POST['SessionCoursesListOrigin'])) {
-        $arr_course_origin 		= $_POST['SessionCoursesListOrigin'];
+        $arr_course_origin = $_POST['SessionCoursesListOrigin'];
     }
     if (isset($_POST['SessionCoursesListDestination'])) {
         $arr_course_destination = $_POST['SessionCoursesListDestination'];
     }
     if (isset($_POST['sessions_list_destination'])) {
-        $destination_session 	= $_POST['sessions_list_destination'];
+        $destination_session = $_POST['sessions_list_destination'];
     }
     if (isset($_POST['sessions_list_origin'])) {
-        $origin_session 		= $_POST['sessions_list_origin'];
+        $origin_session = $_POST['sessions_list_origin'];
     }
 
     if ((is_array($arr_course_origin) && count($arr_course_origin) > 0) && !empty($destination_session)) {
@@ -378,10 +378,10 @@ 
         $cb = new CourseBuilder('', $course_origin);
         $course = $cb->build($origin_session, $arr_course_origin[0], $with_base_content);
         //$hiddenFields['same_file_name_option'] = $_POST['same_file_name_option'];
-        $hiddenFields['destination_course'] 	= $arr_course_destination[0];
-        $hiddenFields['origin_course'] 		= $arr_course_origin[0];
-        $hiddenFields['destination_session'] 	= $destination_session;
-        $hiddenFields['origin_session'] 		= $origin_session;
+        $hiddenFields['destination_course'] = $arr_course_destination[0];
+        $hiddenFields['origin_course'] = $arr_course_origin[0];
+        $hiddenFields['destination_session'] = $destination_session;
+        $hiddenFields['origin_session'] = $origin_session;
         // Add token to Course select form
         $hiddenFields['sec_token'] = Security::get_token();
 

Doc Comments +3 added lines

@@ -65,6 +65,9 @@
 
 /* FUNCTIONS */
 
+/**
+ * @param string $name
+ */
 function make_select_session_list($name, $sessions, $attr = array())
 {
 

main/coursecopy/import_backup.php

Spacing +10 added lines, -10 removed lines

@@ -98,21 +98,21 @@ 
         $cr->set_file_option($_POST['same_file_name_option']);
         $cr->restore();
         Display::display_normal_message(get_lang('ImportFinished'));
-        echo '<a class="btn btn-default" href="' . api_get_path(WEB_COURSE_PATH) . api_get_course_path() . '/index.php">' . get_lang('CourseHomepage') . '</a>';
+        echo '<a class="btn btn-default" href="'.api_get_path(WEB_COURSE_PATH).api_get_course_path().'/index.php">'.get_lang('CourseHomepage').'</a>';
     } else {
         if (!$error) {
             Display::display_warning_message(get_lang('NoResourcesInBackupFile'));
-            echo '<a class="btn btn-default" href="import_backup.php?' . api_get_cidreq() . '">' . get_lang('TryAgain') . '</a>';
+            echo '<a class="btn btn-default" href="import_backup.php?'.api_get_cidreq().'">'.get_lang('TryAgain').'</a>';
         } elseif ($filename === false) {
             Display::display_error_message(get_lang('ArchivesDirectoryNotWriteableContactAdmin'));
-            echo '<a class="btn btn-default" href="import_backup.php?' . api_get_cidreq() . '">' . get_lang('TryAgain') . '</a>';
+            echo '<a class="btn btn-default" href="import_backup.php?'.api_get_cidreq().'">'.get_lang('TryAgain').'</a>';
         } else {
             if ($filename == '') {
                 Display::display_error_message(get_lang('SelectBackupFile'));
-                echo '<a class="btn btn-default" href="import_backup.php?' . api_get_cidreq() . '">' . get_lang('TryAgain') . '</a>';
+                echo '<a class="btn btn-default" href="import_backup.php?'.api_get_cidreq().'">'.get_lang('TryAgain').'</a>';
             } else {
                 Display::display_error_message(get_lang('UploadError'));
-                echo '<a class="btn btn-default" href="import_backup.php?' . api_get_cidreq() . '">' . get_lang('TryAgain') . '</a>';
+                echo '<a class="btn btn-default" href="import_backup.php?'.api_get_cidreq().'">'.get_lang('TryAgain').'</a>';
             }
         }
     }
@@ -142,10 +142,10 @@ 
         CourseSelectForm::display_form($course, $hiddenFields);
     } elseif ($filename === false) {
         Display::display_error_message(get_lang('ArchivesDirectoryNotWriteableContactAdmin'));
-        echo '<a class="btn btn-default" href="import_backup.php?' . api_get_cidreq() . '">' . get_lang('TryAgain') . '</a>';
+        echo '<a class="btn btn-default" href="import_backup.php?'.api_get_cidreq().'">'.get_lang('TryAgain').'</a>';
     } else {
         Display::display_warning_message(get_lang('NoResourcesInBackupFile'));
-        echo '<a class="btn btn-default" href="import_backup.php?' . api_get_cidreq() . '">' . get_lang('TryAgain') . '</a>';
+        echo '<a class="btn btn-default" href="import_backup.php?'.api_get_cidreq().'">'.get_lang('TryAgain').'</a>';
     }
 } else {
     $user = api_get_user_info();
@@ -157,7 +157,7 @@ 
     $form = new FormValidator(
         'import_backup_form',
         'post',
-        api_get_path(WEB_CODE_PATH) . 'coursecopy/import_backup.php?' . api_get_cidreq(),
+        api_get_path(WEB_CODE_PATH).'coursecopy/import_backup.php?'.api_get_cidreq(),
         '',
         array('enctype' => 'multipart/form-data')
     );
@@ -189,7 +189,7 @@ 
         );
         $options['null'] = '-';
         foreach ($backups as $index => $backup) {
-            $options[$backup['file']] = $backup['course_code'] . ' (' . $backup['date'] . ')';
+            $options[$backup['file']] = $backup['course_code'].' ('.$backup['date'].')';
         }
         $form->addElement(
             'select',
@@ -207,7 +207,7 @@ 
             'radio',
             '',
             '',
-            '<i>' . get_lang('NoBackupsAvailable') . '</i>',
+            '<i>'.get_lang('NoBackupsAvailable').'</i>',
             '',
             'disabled="true"'
         );