chamilo / chamilo-lms

main/coursecopy/classes/Attendance.class.php

Indentation +13 added lines, -13 removed lines

@@ -13,28 +13,28 @@
     public $params = array();
     public $attendance_calendar = array();
 
-	/**
-	 * Create a new Thematic
-	 *
-	 * @param array parameters
-	 */
+    /**
+     * Create a new Thematic
+     *
+     * @param array parameters
+     */
     public function __construct($params)
     {
-		parent::__construct($params['id'], RESOURCE_ATTENDANCE);
-		$this->params = $params;
-	}
+        parent::__construct($params['id'], RESOURCE_ATTENDANCE);
+        $this->params = $params;
+    }
 
     /**
      * @inheritdoc
      */
     public function show()
     {
-		parent::show();
-		echo $this->params['name'];
-	}
+        parent::show();
+        echo $this->params['name'];
+    }
 
     public function add_attendance_calendar($data)
     {
-		$this->attendance_calendar[] = $data;
-	}
+        $this->attendance_calendar[] = $data;
+    }
 }

main/coursecopy/classes/SurveyQuestion.class.php

Indentation +87 added lines, -87 removed lines

@@ -10,93 +10,93 @@
  */
 class SurveyQuestion extends Coursecopy\Resource
 {
-	/**
-	 * Survey ID
-	 */
-	public $survey_id;
-	/**
-	 * Question and question comment
-	 */
-	public $survey_question;
-	public $survey_question_comment;
-	/**
-	 * Question type
-	 */
-	public $survey_question_type;
-	/**
-	 * Display ?
-	 */
-	public $display;
-	/**
-	 * Sorting order
-	 */
-	public $sort;
-	/**
-	 * Shared question ID
-	 */
-	public $shared_question_id;
-	/**
-	 * Maximum value for the vote
-	 */
-	public $max_value;
+    /**
+     * Survey ID
+     */
+    public $survey_id;
+    /**
+     * Question and question comment
+     */
+    public $survey_question;
+    public $survey_question_comment;
+    /**
+     * Question type
+     */
+    public $survey_question_type;
+    /**
+     * Display ?
+     */
+    public $display;
+    /**
+     * Sorting order
+     */
+    public $sort;
+    /**
+     * Shared question ID
+     */
+    public $shared_question_id;
+    /**
+     * Maximum value for the vote
+     */
+    public $max_value;
 
-	/**
-	 * Question's options
-	 */
-	public $options;
+    /**
+     * Question's options
+     */
+    public $options;
 
-	/**
-	 * Create a new SurveyQuestion
-	 * @param int	 $id
-	 * @param int 	 $survey_id
-	 * @param string $survey_question
-	 * @param string $survey_question_comment
-	 * @param string $type
-	 * @param string $display
-	 * @param int	 $sort
-	 * @param int	 $shared_question_id
-	 * @param int	 $max_value
-	 */
-	function __construct(
-		$id,
-		$survey_id,
-		$survey_question,
-		$survey_question_comment,
-		$type,
-		$display,
-		$sort,
-		$shared_question_id,
-		$max_value
-	) {
-		parent::__construct($id,RESOURCE_SURVEYQUESTION);
-		$this->survey_id = $survey_id;
-		$this->survey_question = $survey_question;
-		$this->survey_question_comment = $survey_question_comment;
-		$this->survey_question_type = $type;
-		$this->display = $display;
-		$this->sort = $sort;
-		$this->shared_question_id = $shared_question_id;
-		$this->max_value = $max_value;
-		$this->answers = array();
-	}
-	/**
-	 * Add an answer option to this SurveyQuestion
-	 * @param string $option_text
-	 * @param int	 $sort
-	 */
-	function add_answer($option_text,$sort)
-	{
-		$answer = array();
-		$answer['option_text'] = $option_text;
-		$answer['sort'] = $sort;
-		$this->answers[] = $answer;
-	}
-	/**
-	 * Show this question
-	 */
-	function show()
-	{
-		parent::show();
-		echo $this->survey_question;
-	}
+    /**
+     * Create a new SurveyQuestion
+     * @param int	 $id
+     * @param int 	 $survey_id
+     * @param string $survey_question
+     * @param string $survey_question_comment
+     * @param string $type
+     * @param string $display
+     * @param int	 $sort
+     * @param int	 $shared_question_id
+     * @param int	 $max_value
+     */
+    function __construct(
+        $id,
+        $survey_id,
+        $survey_question,
+        $survey_question_comment,
+        $type,
+        $display,
+        $sort,
+        $shared_question_id,
+        $max_value
+    ) {
+        parent::__construct($id,RESOURCE_SURVEYQUESTION);
+        $this->survey_id = $survey_id;
+        $this->survey_question = $survey_question;
+        $this->survey_question_comment = $survey_question_comment;
+        $this->survey_question_type = $type;
+        $this->display = $display;
+        $this->sort = $sort;
+        $this->shared_question_id = $shared_question_id;
+        $this->max_value = $max_value;
+        $this->answers = array();
+    }
+    /**
+     * Add an answer option to this SurveyQuestion
+     * @param string $option_text
+     * @param int	 $sort
+     */
+    function add_answer($option_text,$sort)
+    {
+        $answer = array();
+        $answer['option_text'] = $option_text;
+        $answer['sort'] = $sort;
+        $this->answers[] = $answer;
+    }
+    /**
+     * Show this question
+     */
+    function show()
+    {
+        parent::show();
+        echo $this->survey_question;
+    }
 }

main/coursecopy/classes/Event.class.php

Indentation +11 added lines, -11 removed lines

@@ -66,19 +66,19 @@
         $attachment_comment = null,
         $all_day = 0
     ) {
-		parent::__construct($id, RESOURCE_EVENT);
+        parent::__construct($id, RESOURCE_EVENT);
 
-		$this->title = $title;
-		$this->content = $content;
-		$this->start_date = $start_date;
-		$this->end_date = $end_date;
-		$this->all_day = $all_day;
+        $this->title = $title;
+        $this->content = $content;
+        $this->start_date = $start_date;
+        $this->end_date = $end_date;
+        $this->all_day = $all_day;
 
-		$this->attachment_path = $attachment_path;
-		$this->attachment_filename = $attachment_filename;
-		$this->attachment_size = $attachment_size;
-		$this->attachment_comment = $attachment_comment;
-	}
+        $this->attachment_path = $attachment_path;
+        $this->attachment_filename = $attachment_filename;
+        $this->attachment_size = $attachment_size;
+        $this->attachment_comment = $attachment_comment;
+    }
 
     /**
      * Show this Event

main/coursecopy/classes/Glossary.class.php

Indentation +25 added lines, -25 removed lines

@@ -10,33 +10,33 @@
  */
 class Glossary extends Coursecopy\Resource
 {
-	public $glossary_id;
-	public $name;
-	public $description;
-	public $display_order;
+    public $glossary_id;
+    public $name;
+    public $description;
+    public $display_order;
 
-	/**
-	 * Create a new Glossary
-	 * @param int $id
-	 * @param string $name
-	 * @param string $description
-	 * @param int $display_order
-	 */
+    /**
+     * Create a new Glossary
+     * @param int $id
+     * @param string $name
+     * @param string $description
+     * @param int $display_order
+     */
     public function __construct($id,$name,$description,$display_order)
-	{
-		parent::__construct($id,RESOURCE_GLOSSARY);
-		$this->glossary_id = $id;
-		$this->name = $name;
-		$this->description = $description;
-		$this->display_order = $display_order;
-	}
+    {
+        parent::__construct($id,RESOURCE_GLOSSARY);
+        $this->glossary_id = $id;
+        $this->name = $name;
+        $this->description = $description;
+        $this->display_order = $display_order;
+    }
 
-	/**
-	 * Show this glossary
-	 */
-	public function show()
+    /**
+     * Show this glossary
+     */
+    public function show()
     {
-		parent::show();
-		echo $this->name;
-	}
+        parent::show();
+        echo $this->name;
+    }
 }

main/coursecopy/classes/Link.class.php

Indentation +36 added lines, -36 removed lines

@@ -11,33 +11,33 @@ 
  */
 class Link extends Coursecopy\Resource
 {
-	/**
-	 * The title
-	 */
+    /**
+     * The title
+     */
     public $title;
-	/**
-	 * The URL
-	 */
+    /**
+     * The URL
+     */
     public $url;
-	/**
-	 * The description
-	 */
+    /**
+     * The description
+     */
     public $description;
-	/**
-	 * Id of this links category
-	 */
+    /**
+     * Id of this links category
+     */
     public $category_id;
-	/**
-	 * Display link on course homepage
-	 */
+    /**
+     * Display link on course homepage
+     */
     public $on_homepage;
-	/**
-	 * Create a new Link
-	 * @param int $id The id of this link in the Chamilo-course
-	 * @param string $title
-	 * @param string $url
-	 * @param string $description
-	 */
+    /**
+     * Create a new Link
+     * @param int $id The id of this link in the Chamilo-course
+     * @param string $title
+     * @param string $url
+     * @param string $description
+     */
     public function __construct(
         $id,
         $title,
@@ -46,21 +46,21 @@ 
         $category_id,
         $on_homepage
     )
-	{
-		parent::__construct($id,RESOURCE_LINK);
-		$this->title = $title;
-		$this->url = $url;
-		$this->description = $description;
-		$this->category_id = $category_id;
-		$this->on_homepage = $on_homepage;
-	}
+    {
+        parent::__construct($id,RESOURCE_LINK);
+        $this->title = $title;
+        $this->url = $url;
+        $this->description = $description;
+        $this->category_id = $category_id;
+        $this->on_homepage = $on_homepage;
+    }
 
     /**
-	 * Show this resource
-	 */
+     * Show this resource
+     */
     public function show()
-	{
-		parent::show();
-		echo $this->title.' ('.$this->url.')';
-	}
+    {
+        parent::show();
+        echo $this->title.' ('.$this->url.')';
+    }
 }

main/coursecopy/classes/SurveyInvitation.class.php

Indentation +46 added lines, -46 removed lines

@@ -10,52 +10,52 @@
  */
 class SurveyInvitation extends Coursecopy\Resource
 {
-	/**
-	 * Survey code
-	 */
-	public $code;
-	/**
-	 * User info
-	 */
-	public $user;
-	/**
-	 * Invitation code
-	 */
-	public $invitation_code;
-	/**
-	 * Invitation date
-	 */
-	public $invitation_date;
-	/**
-	 * Reminder date
-	 */
-	public $reminder_date;
+    /**
+     * Survey code
+     */
+    public $code;
+    /**
+     * User info
+     */
+    public $user;
+    /**
+     * Invitation code
+     */
+    public $invitation_code;
+    /**
+     * Invitation date
+     */
+    public $invitation_date;
+    /**
+     * Reminder date
+     */
+    public $reminder_date;
 
-	/**
-	 * Create a new SurveyInvitation
-	 * @param	int	 $id
-	 * @param string $code
-	 * @param string $user
-	 * @param string $invitation_code
-	 * @param string $invitation_date
-	 * @param string $reminder_date
-	 */
-	public function __construct($id,$code,$user,$invitation_code,$invitation_date,$reminder_date)
-	{
-		parent::__construct($id, RESOURCE_SURVEYINVITATION);
-		$this->code = $code;
-		$this->user = $user;
-		$this->invitation_code = $invitation_code;
-		$this->invitation_date = $invitation_date;
-		$this->reminder_date = $reminder_date;
-	}
+    /**
+     * Create a new SurveyInvitation
+     * @param	int	 $id
+     * @param string $code
+     * @param string $user
+     * @param string $invitation_code
+     * @param string $invitation_date
+     * @param string $reminder_date
+     */
+    public function __construct($id,$code,$user,$invitation_code,$invitation_date,$reminder_date)
+    {
+        parent::__construct($id, RESOURCE_SURVEYINVITATION);
+        $this->code = $code;
+        $this->user = $user;
+        $this->invitation_code = $invitation_code;
+        $this->invitation_date = $invitation_date;
+        $this->reminder_date = $reminder_date;
+    }
 
-	/**
-	 * Show this invitation
-	 */
-	function show()
-	{
-		parent::show();
-		echo $this->invitation_code;
-	}
+    /**
+     * Show this invitation
+     */
+    function show()
+    {
+        parent::show();
+        echo $this->invitation_code;
+    }
 }

main/coursecopy/classes/LinkCategory.class.php

Indentation +33 added lines, -33 removed lines

@@ -10,39 +10,39 @@
  */
 class LinkCategory extends Coursecopy\Resource
 {
-	/**
-	 * The title
-	 */
-	public $title;
-	/**
-	 * The description
-	 */
-	public $description;
-	/**
-	 * The display order
-	 */
-	public $display_order;
+    /**
+     * The title
+     */
+    public $title;
+    /**
+     * The description
+     */
+    public $description;
+    /**
+     * The display order
+     */
+    public $display_order;
 
-	/**
-	 * Create a new LinkCategory
-	 * @param int $id
-	 * @param string $title
-	 * @param string $description
-	 */
-	function __construct($id,$title,$description,$display_order)
-	{
-		parent::__construct($id,RESOURCE_LINKCATEGORY);
-		$this->title = $title;
-		$this->description = $description;
-		$this->display_order = $display_order;
-	}
+    /**
+     * Create a new LinkCategory
+     * @param int $id
+     * @param string $title
+     * @param string $description
+     */
+    function __construct($id,$title,$description,$display_order)
+    {
+        parent::__construct($id,RESOURCE_LINKCATEGORY);
+        $this->title = $title;
+        $this->description = $description;
+        $this->display_order = $display_order;
+    }
 
-	/**
-	 * Show this LinkCategory
-	 */
-	function show()
-	{
-		parent::show();
-		echo $this->title.' '.$this->description.'<br />';
-	}
+    /**
+     * Show this LinkCategory
+     */
+    function show()
+    {
+        parent::show();
+        echo $this->title.' '.$this->description.'<br />';
+    }
 }

main/coursecopy/classes/CourseDescription.class.php

Indentation +33 added lines, -33 removed lines

@@ -10,39 +10,39 @@
  */
 class CourseDescription extends Resource
 {
-	/**
-	 * The title
-	 */
-	public $title;
-	/**
-	 * The content
-	 */
-	public $content;
-	/**
-	 * The description type
-	 */
-	public $description_type;
+    /**
+     * The title
+     */
+    public $title;
+    /**
+     * The content
+     */
+    public $content;
+    /**
+     * The description type
+     */
+    public $description_type;
 
-	/**
-	 * Create a new course description
-	 * @param int $id
-	 * @param string $title
-	 * @param string $content
-	 */
-	public function __construct($id,$title,$content,$description_type)
-	{
-		parent::__construct($id,RESOURCE_COURSEDESCRIPTION);
-		$this->title = $title;
-		$this->content = $content;
-		$this->description_type = $description_type;
-	}
+    /**
+     * Create a new course description
+     * @param int $id
+     * @param string $title
+     * @param string $content
+     */
+    public function __construct($id,$title,$content,$description_type)
+    {
+        parent::__construct($id,RESOURCE_COURSEDESCRIPTION);
+        $this->title = $title;
+        $this->content = $content;
+        $this->description_type = $description_type;
+    }
 
-	/**
-	 * Show this Event
-	 */
-	function show()
-	{
-		parent::show();
-		echo $this->title;
-	}
+    /**
+     * Show this Event
+     */
+    function show()
+    {
+        parent::show();
+        echo $this->title;
+    }
 }

main/coursecopy/classes/CourseSelectForm.class.php

Indentation +253 added lines, -253 removed lines

@@ -11,12 +11,12 @@ 
  */
 class CourseSelectForm
 {
-	/**
-	 * Display the form
-	 * @param array $hidden_fiels Hidden fields to add to the form.
-	 * @param boolean the document array will be serialize. This is used in the course_copy.php file
-	 */
-	static function display_form($course, $hidden_fields = null, $avoid_serialize = false)
+    /**
+     * Display the form
+     * @param array $hidden_fiels Hidden fields to add to the form.
+     * @param boolean the document array will be serialize. This is used in the course_copy.php file
+     */
+    static function display_form($course, $hidden_fields = null, $avoid_serialize = false)
     {
         global $charset;
         $resource_titles[RESOURCE_GRADEBOOK] = get_lang('Gradebook');
@@ -134,50 +134,50 @@ 
 		</script>
 		<?php
 
-		//get destination course title
-		if (!empty($hidden_fields['destination_course'])) {
+        //get destination course title
+        if (!empty($hidden_fields['destination_course'])) {
             $sessionTitle = !empty($hidden_fields['destination_session']) ? ' (' . api_get_session_name(
                 $hidden_fields['destination_session']
             ) . ')' : null;
 
             $course_infos = CourseManager::get_course_information($hidden_fields['destination_course']);
-			echo '<h3>';
-			echo get_lang('DestinationCourse').' : '.$course_infos['title'] . ' ('.$course_infos['code'].') '.$sessionTitle;
-			echo '</h3>';
-		}
+            echo '<h3>';
+            echo get_lang('DestinationCourse').' : '.$course_infos['title'] . ' ('.$course_infos['code'].') '.$sessionTitle;
+            echo '</h3>';
+        }
         echo '<script src="'.api_get_path(WEB_CODE_PATH).'inc/lib/javascript/upload.js" type="text/javascript"></script>';
-		echo '<script type="text/javascript">var myUpload = new upload(1000);</script>';
+        echo '<script type="text/javascript">var myUpload = new upload(1000);</script>';
 
-		echo '<form method="post" id="upload_form" name="course_select_form" onsubmit="javascript: myUpload.start(\'dynamic_div\',\''.api_get_path(WEB_CODE_PATH).'img/progress_bar.gif\',\''.get_lang('PleaseStandBy', '').'\',\'upload_form\')">';
-		echo '<input type="hidden" name="action" value="course_select_form"/>';
+        echo '<form method="post" id="upload_form" name="course_select_form" onsubmit="javascript: myUpload.start(\'dynamic_div\',\''.api_get_path(WEB_CODE_PATH).'img/progress_bar.gif\',\''.get_lang('PleaseStandBy', '').'\',\'upload_form\')">';
+        echo '<input type="hidden" name="action" value="course_select_form"/>';
 
-		if (!empty($hidden_fields['destination_course']) &&
+        if (!empty($hidden_fields['destination_course']) &&
             !empty($hidden_fields['origin_course']) &&
             !empty($hidden_fields['destination_session']) &&
             !empty($hidden_fields['origin_session'])
         ) {
-			echo '<input type="hidden" name="destination_course" 	value="'.$hidden_fields['destination_course'].'"/>';
-			echo '<input type="hidden" name="origin_course" 		value="'.$hidden_fields['origin_course'].'"/>';
-			echo '<input type="hidden" name="destination_session" 	value="'.$hidden_fields['destination_session'].'"/>';
-			echo '<input type="hidden" name="origin_session" 		value="'.$hidden_fields['origin_session'].'"/>';
-		}
+            echo '<input type="hidden" name="destination_course" 	value="'.$hidden_fields['destination_course'].'"/>';
+            echo '<input type="hidden" name="origin_course" 		value="'.$hidden_fields['origin_course'].'"/>';
+            echo '<input type="hidden" name="destination_session" 	value="'.$hidden_fields['destination_session'].'"/>';
+            echo '<input type="hidden" name="origin_session" 		value="'.$hidden_fields['origin_session'].'"/>';
+        }
 
-		$element_count = 0;
+        $element_count = 0;
         $forum_categories = array();
         $forums = array();
         $forum_topics = array();
 
         echo '<p>';
-		echo get_lang('SelectResources');
-		echo '</p>';
+        echo get_lang('SelectResources');
+        echo '</p>';
 
         Display::display_normal_message(get_lang('DontForgetToSelectTheMediaFilesIfYourResourceNeedIt'));
 
         foreach ($course->resources as $type => $resources) {
             if (count($resources) > 0) {
-				switch ($type) {
-					//Resources to avoid
-					case RESOURCE_FORUMCATEGORY:
+                switch ($type) {
+                    //Resources to avoid
+                    case RESOURCE_FORUMCATEGORY:
                         foreach ($resources as $id => $resource) {
                             $forum_categories[$id] = $resource;
                         }
@@ -196,49 +196,49 @@ 
                         $element_count++;
                         break;
                     case RESOURCE_LINKCATEGORY:
-					case RESOURCE_FORUMPOST:
-					case RESOURCE_QUIZQUESTION:
-					case RESOURCE_SURVEYQUESTION:
-					case RESOURCE_SURVEYINVITATION:
-					case RESOURCE_SCORM:
-						break;
+                    case RESOURCE_FORUMPOST:
+                    case RESOURCE_QUIZQUESTION:
+                    case RESOURCE_SURVEYQUESTION:
+                    case RESOURCE_SURVEYINVITATION:
+                    case RESOURCE_SCORM:
+                        break;
                     default :
-						echo '<img id="img_'.$type.'" src="../img/1.gif" onclick="javascript:exp('."'$type'".');" />&nbsp;';
-						echo '<b onclick="javascript:exp('."'$type'".');" >'.$resource_titles[$type].'</b><br />';
-						echo '<div id="div_'.$type.'">';
-						if ($type == RESOURCE_LEARNPATH) {
-    						Display::display_warning_message(get_lang('ToExportLearnpathWithQuizYouHaveToSelectQuiz'));
-    						Display::display_warning_message(get_lang('IfYourLPsHaveAudioFilesIncludedYouShouldSelectThemFromTheDocuments'));
-						}
-						if ($type == RESOURCE_DOCUMENT) {
+                        echo '<img id="img_'.$type.'" src="../img/1.gif" onclick="javascript:exp('."'$type'".');" />&nbsp;';
+                        echo '<b onclick="javascript:exp('."'$type'".');" >'.$resource_titles[$type].'</b><br />';
+                        echo '<div id="div_'.$type.'">';
+                        if ($type == RESOURCE_LEARNPATH) {
+                            Display::display_warning_message(get_lang('ToExportLearnpathWithQuizYouHaveToSelectQuiz'));
+                            Display::display_warning_message(get_lang('IfYourLPsHaveAudioFilesIncludedYouShouldSelectThemFromTheDocuments'));
+                        }
+                        if ($type == RESOURCE_DOCUMENT) {
                             if (api_get_setting('show_glossary_in_documents') != 'none') {
                                 Display::display_warning_message(get_lang('ToExportDocumentsWithGlossaryYouHaveToSelectGlossary'));
                             }
-						}
+                        }
 
-						echo '<blockquote>';
+                        echo '<blockquote>';
                         echo '<div class="btn-group">';
-						echo "<a class=\"btn btn-default\" href=\"javascript: void(0);\" onclick=\"javascript: setCheckbox('$type',true);\" >".get_lang('All')."</a>";
+                        echo "<a class=\"btn btn-default\" href=\"javascript: void(0);\" onclick=\"javascript: setCheckbox('$type',true);\" >".get_lang('All')."</a>";
                         echo "<a class=\"btn btn-default\" href=\"javascript: void(0);\" onclick=\"javascript:setCheckbox('$type',false);\" >".get_lang('None')."</a>";
-						echo '</div><br />';
+                        echo '</div><br />';
 
-						foreach ($resources as $id => $resource) {
+                        foreach ($resources as $id => $resource) {
                             if ($resource) {
-								// Event obj in 1.9.x in 1.10.x the class is CalendarEvent
+                                // Event obj in 1.9.x in 1.10.x the class is CalendarEvent
                                 Coursecopy\Resource::setClassType($resource);
                                 echo '<label class="checkbox">';
                                 echo '<input type="checkbox" name="resource['.$type.']['.$id.']"  id="resource['.$type.']['.$id.']" />';
                                 $resource->show();
                                 echo '</label>';
                             }
-						}
-						echo '</blockquote>';
-						echo '</div>';
-						echo '<script language="javascript">exp('."'$type'".')</script>';
-						$element_count++;
+                        }
+                        echo '</blockquote>';
+                        echo '</div>';
+                        echo '<script language="javascript">exp('."'$type'".')</script>';
+                        $element_count++;
                 }
-			}
-		}
+            }
+        }
 
         //Fixes forum order
         if (!empty($forum_categories)) {
@@ -294,65 +294,65 @@ 
             echo '<script language="javascript">exp('."'$type'".')</script>';
         }
 
-		if ($avoid_serialize) {
-			/*Documents are avoided due the huge amount of memory that the serialize php function "eats"
+        if ($avoid_serialize) {
+            /*Documents are avoided due the huge amount of memory that the serialize php function "eats"
 			(when there are directories with hundred/thousand of files) */
-			// this is a known issue of serialize
-			$course->resources['document']= null;
-		}
+            // this is a known issue of serialize
+            $course->resources['document']= null;
+        }
 
-		echo '<input type="hidden" name="course" value="'.base64_encode(Course::serialize($course)).'"/>';
+        echo '<input type="hidden" name="course" value="'.base64_encode(Course::serialize($course)).'"/>';
 
-		if (is_array($hidden_fields)) {
-			foreach ($hidden_fields as $key => $value) {
-				echo '<input type="hidden" name="'.$key.'" value="'.$value.'"/>';
-			}
-		}
+        if (is_array($hidden_fields)) {
+            foreach ($hidden_fields as $key => $value) {
+                echo '<input type="hidden" name="'.$key.'" value="'.$value.'"/>';
+            }
+        }
 
         $recycleOption = isset($_POST['recycle_option']) ? true : false;
 
-		if (empty($element_count)) {
-		    Display::display_warning_message(get_lang('NoDataAvailable'));
-		} else {
-    		if (!empty($hidden_fields['destination_session'])) {
-    			echo '<br /><button class="save" type="submit" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES, $charset))."'".')) return false;" >'.
+        if (empty($element_count)) {
+            Display::display_warning_message(get_lang('NoDataAvailable'));
+        } else {
+            if (!empty($hidden_fields['destination_session'])) {
+                echo '<br /><button class="save" type="submit" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES, $charset))."'".')) return false;" >'.
                     get_lang('Ok').'</button>';
-    		} else {
+            } else {
                 if ($recycleOption) {
                     echo '<br /><button class="save" type="submit">'.
                         get_lang('Ok').'</button>';
                 } else {
-    			    echo '<br /><button class="save" type="submit" onclick="checkLearnPath(\''.addslashes(get_lang('DocumentsWillBeAddedToo')).'\')">'.
+                    echo '<br /><button class="save" type="submit" onclick="checkLearnPath(\''.addslashes(get_lang('DocumentsWillBeAddedToo')).'\')">'.
                     get_lang('Ok').'</button>';
                 }
-    		}
-		}
+            }
+        }
 
-		CourseSelectForm :: display_hidden_quiz_questions($course);
-		CourseSelectForm :: display_hidden_scorm_directories($course);
-		echo '</form>';
-		echo '<div id="dynamic_div" style="display:block;margin-left:40%;margin-top:10px;height:50px;"></div>';
-	}
+        CourseSelectForm :: display_hidden_quiz_questions($course);
+        CourseSelectForm :: display_hidden_scorm_directories($course);
+        echo '</form>';
+        echo '<div id="dynamic_div" style="display:block;margin-left:40%;margin-top:10px;height:50px;"></div>';
+    }
 
     /**
      * @param $course
      */
     static function display_hidden_quiz_questions($course)
     {
-		if(is_array($course->resources)){
-			foreach ($course->resources as $type => $resources) {
-				if (count($resources) > 0) {
-					switch ($type) {
-						case RESOURCE_QUIZQUESTION:
-							foreach ($resources as $id => $resource) {
-								echo '<input type="hidden" name="resource['.RESOURCE_QUIZQUESTION.']['.$id.']" id="resource['.RESOURCE_QUIZQUESTION.']['.$id.']" value="On" />';
-							}
-							break;
-					}
-				}
-			}
-		}
-	}
+        if(is_array($course->resources)){
+            foreach ($course->resources as $type => $resources) {
+                if (count($resources) > 0) {
+                    switch ($type) {
+                        case RESOURCE_QUIZQUESTION:
+                            foreach ($resources as $id => $resource) {
+                                echo '<input type="hidden" name="resource['.RESOURCE_QUIZQUESTION.']['.$id.']" id="resource['.RESOURCE_QUIZQUESTION.']['.$id.']" value="On" />';
+                            }
+                            break;
+                    }
+                }
+            }
+        }
+    }
 
     /**
      * @param $course
@@ -360,30 +360,30 @@ 
     static function display_hidden_scorm_directories($course)
     {
         if (is_array($course->resources)){
-			foreach ($course->resources as $type => $resources) {
-				if (count($resources) > 0) {
-					switch($type) {
-						case RESOURCE_SCORM:
-							foreach ($resources as $id => $resource) {
-								echo '<input type="hidden" name="resource['.RESOURCE_SCORM.']['.$id.']" id="resource['.RESOURCE_SCORM.']['.$id.']" value="On" />';
-							}
-							break;
-					}
-				}
-			}
-		}
-	}
+            foreach ($course->resources as $type => $resources) {
+                if (count($resources) > 0) {
+                    switch($type) {
+                        case RESOURCE_SCORM:
+                            foreach ($resources as $id => $resource) {
+                                echo '<input type="hidden" name="resource['.RESOURCE_SCORM.']['.$id.']" id="resource['.RESOURCE_SCORM.']['.$id.']" value="On" />';
+                            }
+                            break;
+                    }
+                }
+            }
+        }
+    }
 
-	/**
-	 * Get the posted course
-	 * @param string $from who calls the function?
+    /**
+     * Get the posted course
+     * @param string $from who calls the function?
      * It can be copy_course, create_backup, import_backup or recycle_course
      * @param int $session_id
      * @param string $course_code
-	 * @return course The course-object with all resources selected by the user
-	 * in the form given by display_form(...)
-	 */
-	public static function get_posted_course($from = '', $session_id = 0, $course_code = '')
+     * @return course The course-object with all resources selected by the user
+     * in the form given by display_form(...)
+     */
+    public static function get_posted_course($from = '', $session_id = 0, $course_code = '')
     {
         $course = null;
 
@@ -393,30 +393,30 @@ 
             return false;
         }
 
-		// Create the resource DOCUMENT objects
-		// Loading the results from the checkboxes of ethe javascript
-		$resource = isset($_POST['resource'][RESOURCE_DOCUMENT]) ? $_POST['resource'][RESOURCE_DOCUMENT] : null;
+        // Create the resource DOCUMENT objects
+        // Loading the results from the checkboxes of ethe javascript
+        $resource = isset($_POST['resource'][RESOURCE_DOCUMENT]) ? $_POST['resource'][RESOURCE_DOCUMENT] : null;
 
-		$course_info = api_get_course_info($course_code);
-		$table_doc = Database::get_course_table(TABLE_DOCUMENT);
-		$table_prop = Database::get_course_table(TABLE_ITEM_PROPERTY);
-		$course_id = $course_info['real_id'];
+        $course_info = api_get_course_info($course_code);
+        $table_doc = Database::get_course_table(TABLE_DOCUMENT);
+        $table_prop = Database::get_course_table(TABLE_ITEM_PROPERTY);
+        $course_id = $course_info['real_id'];
 
-		/* Searching the documents resource that have been set to null because
+        /* Searching the documents resource that have been set to null because
         $avoid_serialize is true in the display_form() function*/
-		if ($from == 'copy_course') {
-			if (is_array($resource)) {
-				$resource = array_keys($resource);
+        if ($from == 'copy_course') {
+            if (is_array($resource)) {
+                $resource = array_keys($resource);
 
-				foreach	($resource as $resource_item) {
+                foreach	($resource as $resource_item) {
 
-					$condition_session = '';
-					if (!empty($session_id)) {
-						$session_id = intval($session_id);
-						$condition_session = ' AND d.session_id ='.$session_id;
-					}
+                    $condition_session = '';
+                    if (!empty($session_id)) {
+                        $session_id = intval($session_id);
+                        $condition_session = ' AND d.session_id ='.$session_id;
+                    }
 
-					$sql = 'SELECT d.id, d.path, d.comment, d.title, d.filetype, d.size
+                    $sql = 'SELECT d.id, d.path, d.comment, d.title, d.filetype, d.size
 							FROM '.$table_doc.' d, '.$table_prop.' p
 							WHERE
 							    d.c_id = '.$course_id.' AND
@@ -425,8 +425,8 @@ 
                                 p.ref = d.id AND p.visibility != 2 AND
                                 d.id = '.$resource_item.$condition_session.'
 							ORDER BY path';
-					$db_result = Database::query($sql);
-					while ($obj = Database::fetch_object($db_result)) {
+                    $db_result = Database::query($sql);
+                    while ($obj = Database::fetch_object($db_result)) {
                         $doc = new Document(
                             $obj->id,
                             $obj->path,
@@ -450,25 +450,25 @@ 
                             }
                             $course->resources[RESOURCE_DOCUMENT][$resource_item]->item_properties = $all_properties;
                         }
-					}
-				}
-			}
-		}
+                    }
+                }
+            }
+        }
 
-		if (is_array($course->resources)) {
-			foreach ($course->resources as $type => $resources) {
+        if (is_array($course->resources)) {
+            foreach ($course->resources as $type => $resources) {
 
-				switch ($type) {
-					case RESOURCE_SURVEYQUESTION:
-						foreach($resources as $id => $obj) {
-						    if (isset($_POST['resource'][RESOURCE_SURVEY]) &&
+                switch ($type) {
+                    case RESOURCE_SURVEYQUESTION:
+                        foreach($resources as $id => $obj) {
+                            if (isset($_POST['resource'][RESOURCE_SURVEY]) &&
                                 is_array($_POST['resource'][RESOURCE_SURVEY]) &&
                                 !in_array($obj->survey_id, array_keys($_POST['resource'][RESOURCE_SURVEY]))
                             ) {
-								unset($course->resources[$type][$id]);
-							}
-						}
-						break;
+                                unset($course->resources[$type][$id]);
+                            }
+                        }
+                        break;
                     case RESOURCE_FORUMTOPIC:
                     case RESOURCE_FORUMPOST:
                        //Add post from topic
@@ -520,62 +520,62 @@ 
                                 }
                             }
                         }
-					case RESOURCE_LINKCATEGORY :
-					case RESOURCE_FORUMCATEGORY :
-					case RESOURCE_QUIZQUESTION :
-					case RESOURCE_DOCUMENT:
-						// Mark folders to import which are not selected by the user to import,
-						// but in which a document was selected.
-						$documents = isset($_POST['resource'][RESOURCE_DOCUMENT]) ? $_POST['resource'][RESOURCE_DOCUMENT] : null;
-						if (!empty($resources) && is_array($resources))
-							foreach ($resources as $id => $obj) {
-								if (isset($obj->file_type) && $obj->file_type == 'folder' &&
+                    case RESOURCE_LINKCATEGORY :
+                    case RESOURCE_FORUMCATEGORY :
+                    case RESOURCE_QUIZQUESTION :
+                    case RESOURCE_DOCUMENT:
+                        // Mark folders to import which are not selected by the user to import,
+                        // but in which a document was selected.
+                        $documents = isset($_POST['resource'][RESOURCE_DOCUMENT]) ? $_POST['resource'][RESOURCE_DOCUMENT] : null;
+                        if (!empty($resources) && is_array($resources))
+                            foreach ($resources as $id => $obj) {
+                                if (isset($obj->file_type) && $obj->file_type == 'folder' &&
                                     !isset($_POST['resource'][RESOURCE_DOCUMENT][$id]) &&
                                     is_array($documents)
                                 ) {
-									foreach ($documents as $id_to_check => $post_value) {
-										$obj_to_check = $resources[$id_to_check];
-										$shared_path_part = substr($obj_to_check->path,0,strlen($obj->path));
-										if ($id_to_check != $id && $obj->path == $shared_path_part) {
-											$_POST['resource'][RESOURCE_DOCUMENT][$id] = 1;
-											break;
-										}
-									}
-								}
-							}
-					default :
-						if (!empty($resources) && is_array($resources)) {
-							foreach ($resources as $id => $obj) {
-								$resource_is_used_elsewhere = $course->is_linked_resource($obj);
-								// check if document is in a quiz (audio/video)
-								if ($type == RESOURCE_DOCUMENT && $course->has_resources(RESOURCE_QUIZ)) {
-									foreach($course->resources[RESOURCE_QUIZ] as $quiz) {
+                                    foreach ($documents as $id_to_check => $post_value) {
+                                        $obj_to_check = $resources[$id_to_check];
+                                        $shared_path_part = substr($obj_to_check->path,0,strlen($obj->path));
+                                        if ($id_to_check != $id && $obj->path == $shared_path_part) {
+                                            $_POST['resource'][RESOURCE_DOCUMENT][$id] = 1;
+                                            break;
+                                        }
+                                    }
+                                }
+                            }
+                    default :
+                        if (!empty($resources) && is_array($resources)) {
+                            foreach ($resources as $id => $obj) {
+                                $resource_is_used_elsewhere = $course->is_linked_resource($obj);
+                                // check if document is in a quiz (audio/video)
+                                if ($type == RESOURCE_DOCUMENT && $course->has_resources(RESOURCE_QUIZ)) {
+                                    foreach($course->resources[RESOURCE_QUIZ] as $quiz) {
                                         $quiz = $quiz->obj;
-										if (isset($quiz->media) && $quiz->media == $id) {
-											$resource_is_used_elsewhere = true;
-										}
-									}
-								}
-								if (!isset($_POST['resource'][$type][$id]) && !$resource_is_used_elsewhere) {
-									unset($course->resources[$type][$id]);
-								}
-							}
-						}
-				}
-			}
-		}
-
-		return $course;
-	}
-
-	/**
-	 * Display the form session export
-	 * @param array $hidden_fiels Hidden fields to add to the form.
-	 * @param boolean the document array will be serialize. This is used in the course_copy.php file
-	 */
-	 public static function display_form_session_export($list_course, $hidden_fields = null, $avoid_serialize = false)
-     {
-         ?>
+                                        if (isset($quiz->media) && $quiz->media == $id) {
+                                            $resource_is_used_elsewhere = true;
+                                        }
+                                    }
+                                }
+                                if (!isset($_POST['resource'][$type][$id]) && !$resource_is_used_elsewhere) {
+                                    unset($course->resources[$type][$id]);
+                                }
+                            }
+                        }
+                }
+            }
+        }
+
+        return $course;
+    }
+
+    /**
+     * Display the form session export
+     * @param array $hidden_fiels Hidden fields to add to the form.
+     * @param boolean the document array will be serialize. This is used in the course_copy.php file
+     */
+        public static function display_form_session_export($list_course, $hidden_fields = null, $avoid_serialize = false)
+        {
+            ?>
 		<script>
 			function exp(item) {
 				el = document.getElementById('div_'+item);
@@ -617,64 +617,64 @@ 
 		</script>
 		<?php
 
-		//get destination course title
-		if(!empty($hidden_fields['destination_course'])) {
-             if (!empty($hidden_fields['destination_session'])) {
-                 $sessionTitle = ' (' . api_get_session_name($hidden_fields['destination_session']) . ')';
-             } else {
-                 $sessionTitle = null;
-             }
+        //get destination course title
+        if(!empty($hidden_fields['destination_course'])) {
+                if (!empty($hidden_fields['destination_session'])) {
+                    $sessionTitle = ' (' . api_get_session_name($hidden_fields['destination_session']) . ')';
+                } else {
+                    $sessionTitle = null;
+                }
             $course_infos = CourseManager::get_course_information($hidden_fields['destination_course']);
-			echo '<h3>';
-				echo get_lang('DestinationCourse') . ' : ' . $course_infos['title'] . $sessionTitle;
-			echo '</h3>';
-		}
-
-		echo '<script src="'.api_get_path(WEB_CODE_PATH).'inc/lib/javascript/upload.js" type="text/javascript"></script>';
-		echo '<script type="text/javascript">var myUpload = new upload(1000);</script>';
-		echo '<form method="post" id="upload_form" name="course_select_form" onsubmit="myUpload.start(\'dynamic_div\',\''.api_get_path(WEB_CODE_PATH).'img/progress_bar.gif\',\''.get_lang('PleaseStandBy').'\',\'upload_form\')">';
-		echo '<input type="hidden" name="action" value="course_select_form"/>';
-		foreach ($list_course as $course){
-			foreach ($course->resources as $type => $resources) {
-				if (count($resources) > 0) {
-					echo '<img id="img_'.$course->code.'" src="../img/1.gif" onclick="javascript:exp('."'$course->code'".');" />';
-					echo '<b  onclick="javascript:exp('."'$course->code'".');" > '.$course->code.'</b><br />';
-					echo '<div id="div_'.$course->code.'">';
-					echo '<blockquote>';
+            echo '<h3>';
+                echo get_lang('DestinationCourse') . ' : ' . $course_infos['title'] . $sessionTitle;
+            echo '</h3>';
+        }
+
+        echo '<script src="'.api_get_path(WEB_CODE_PATH).'inc/lib/javascript/upload.js" type="text/javascript"></script>';
+        echo '<script type="text/javascript">var myUpload = new upload(1000);</script>';
+        echo '<form method="post" id="upload_form" name="course_select_form" onsubmit="myUpload.start(\'dynamic_div\',\''.api_get_path(WEB_CODE_PATH).'img/progress_bar.gif\',\''.get_lang('PleaseStandBy').'\',\'upload_form\')">';
+        echo '<input type="hidden" name="action" value="course_select_form"/>';
+        foreach ($list_course as $course){
+            foreach ($course->resources as $type => $resources) {
+                if (count($resources) > 0) {
+                    echo '<img id="img_'.$course->code.'" src="../img/1.gif" onclick="javascript:exp('."'$course->code'".');" />';
+                    echo '<b  onclick="javascript:exp('."'$course->code'".');" > '.$course->code.'</b><br />';
+                    echo '<div id="div_'.$course->code.'">';
+                    echo '<blockquote>';
 
                     echo '<div class="btn-group">';
-					echo "<a class=\"btn\" href=\"#\" onclick=\"javascript:setCheckbox('".$course->code."',true);\" >".get_lang('All')."</a>";
+                    echo "<a class=\"btn\" href=\"#\" onclick=\"javascript:setCheckbox('".$course->code."',true);\" >".get_lang('All')."</a>";
                     echo "<a class=\"btn\" href=\"#\" onclick=\"javascript:setCheckbox('".$course->code."',false);\" >".get_lang('None')."</a>";
-					echo '</div><br />';
+                    echo '</div><br />';
 
-					foreach ($resources as $id => $resource) {
-						echo '<label class="checkbox" for="resource['.$course->code.']['.$id.']">';
+                    foreach ($resources as $id => $resource) {
+                        echo '<label class="checkbox" for="resource['.$course->code.']['.$id.']">';
                         echo '<input type="checkbox" name="resource['.$course->code.']['.$id.']" id="resource['.$course->code.']['.$id.']"/>';
-						$resource->show();
-						echo '</label>';
-					}
-					echo '</blockquote>';
-					echo '</div>';
-					echo '<script type="text/javascript">exp('."'$course->code'".')</script>';
-				}
-			}
-		}
-		if ($avoid_serialize) {
-			//Documents are avoided due the huge amount of memory that the serialize php function "eats" (when there are directories with hundred/thousand of files)
-			// this is a known issue of serialize
-			$course->resources['document']= null;
-		}
-		echo '<input type="hidden" name="course" value="'.base64_encode(Course::serialize($course)).'"/>';
-		if (is_array($hidden_fields)) {
-			foreach ($hidden_fields as $key => $value) {
-				echo "\n";
-				echo '<input type="hidden" name="'.$key.'" value="'.$value.'"/>';
-			}
-		}
-		echo '<br /><button class="save" type="submit" onclick="checkLearnPath(\''.addslashes(get_lang('DocumentsWillBeAddedToo')).'\')">'.get_lang('Ok').'</button>';
-		CourseSelectForm :: display_hidden_quiz_questions($course);
-		CourseSelectForm :: display_hidden_scorm_directories($course);
-		echo '</form>';
-		echo '<div id="dynamic_div" style="display:block;margin-left:40%;margin-top:10px;height:50px;"></div>';
-	}
+                        $resource->show();
+                        echo '</label>';
+                    }
+                    echo '</blockquote>';
+                    echo '</div>';
+                    echo '<script type="text/javascript">exp('."'$course->code'".')</script>';
+                }
+            }
+        }
+        if ($avoid_serialize) {
+            //Documents are avoided due the huge amount of memory that the serialize php function "eats" (when there are directories with hundred/thousand of files)
+            // this is a known issue of serialize
+            $course->resources['document']= null;
+        }
+        echo '<input type="hidden" name="course" value="'.base64_encode(Course::serialize($course)).'"/>';
+        if (is_array($hidden_fields)) {
+            foreach ($hidden_fields as $key => $value) {
+                echo "\n";
+                echo '<input type="hidden" name="'.$key.'" value="'.$value.'"/>';
+            }
+        }
+        echo '<br /><button class="save" type="submit" onclick="checkLearnPath(\''.addslashes(get_lang('DocumentsWillBeAddedToo')).'\')">'.get_lang('Ok').'</button>';
+        CourseSelectForm :: display_hidden_quiz_questions($course);
+        CourseSelectForm :: display_hidden_scorm_directories($course);
+        echo '</form>';
+        echo '<div id="dynamic_div" style="display:block;margin-left:40%;margin-top:10px;height:50px;"></div>';
+    }
 }