chamilo / chamilo-lms

main/inc/lib/formvalidator/Rule/MultipleRequired.php

Indentation +4 added lines, -4 removed lines

@@ -27,10 +27,10 @@
      */
     function validate($value, $options = null)
     {
-    	if(is_array($value))
-    	{
-    		$value = implode(null,$value);
-    	}
+        if(is_array($value))
+        {
+            $value = implode(null,$value);
+        }
         if ((string)$value == '') {
             return false;
         }

Spacing +3 added lines, -3 removed lines

@@ -27,11 +27,11 @@
      */
     function validate($value, $options = null)
     {
-    	if(is_array($value))
+    	if (is_array($value))
     	{
-    		$value = implode(null,$value);
+    		$value = implode(null, $value);
     	}
-        if ((string)$value == '') {
+        if ((string) $value == '') {
             return false;
         }
         return true;

main/inc/lib/formvalidator/Rule/FileName.php

Indentation +14 added lines, -14 removed lines

@@ -9,18 +9,18 @@
 class HTML_QuickForm_Rule_FileName extends HTML_QuickForm_Rule
 {
 
-	/**
-	 * @param $value array     Uploaded file info (from $_FILES)
-	 * @param null $options
-	 * @return bool
-	 */
-	public function validate($value, $options = null)
-	{
-		if ((isset($elementValue['error']) && $elementValue['error'] == 0) ||
-			(!empty($elementValue['tmp_name']) && $elementValue['tmp_name'] != 'none')) {
-			return is_uploaded_file($elementValue['tmp_name']);
-		} else {
-			return false;
-		}
-	}
+    /**
+     * @param $value array     Uploaded file info (from $_FILES)
+     * @param null $options
+     * @return bool
+     */
+    public function validate($value, $options = null)
+    {
+        if ((isset($elementValue['error']) && $elementValue['error'] == 0) ||
+            (!empty($elementValue['tmp_name']) && $elementValue['tmp_name'] != 'none')) {
+            return is_uploaded_file($elementValue['tmp_name']);
+        } else {
+            return false;
+        }
+    }
 }

main/inc/lib/events_email.class.php

Spacing +14 added lines, -14 removed lines

@@ -124,7 +124,7 @@ 
 
                 // If the mail only need to be send once (we know that thanks to the events.conf), we log it in the table
                 if ($event_config[$event_name]["sending_mail_once"]) {
-                    $sql = 'INSERT INTO ' . Database::get_main_table(TABLE_EVENT_SENT) . ' (user_from, user_to, event_type_name)
+                    $sql = 'INSERT INTO '.Database::get_main_table(TABLE_EVENT_SENT).' (user_from, user_to, event_type_name)
                             VALUES ('.$event_data["user_id"].', '.$id.' ,"'.Database::escape_string($event_name).'")
                     ';
                     Database::query($sql);
@@ -135,9 +135,9 @@ 
         // Second, we send to people linked to the event
         // So, we get everyone
         $sql = 'SELECT u.user_id, u.language, u.email, u.firstname, u.lastname
-                FROM ' . Database::get_main_table(TABLE_EVENT_TYPE_REL_USER) . ' ue
+                FROM ' . Database::get_main_table(TABLE_EVENT_TYPE_REL_USER).' ue
                 INNER JOIN '.Database::get_main_table(TABLE_MAIN_USER).' u ON u.user_id = ue.user_id
-                WHERE event_type_name = "' . $event_name . '"';
+                WHERE event_type_name = "' . $event_name.'"';
         $result = Database::store_result(Database::query($sql), 'ASSOC');
         // for each of the linked users
         foreach ($result as $key => $value) {
@@ -177,7 +177,7 @@ 
 
             // If the mail only need to be send once (we know that thanks to the events.conf, we log it in the table
             if ($event_config[$event_name]["sending_mail_once"]) {
-                $sql = 'INSERT INTO ' . Database::get_main_table(TABLE_EVENT_SENT) . '
+                $sql = 'INSERT INTO '.Database::get_main_table(TABLE_EVENT_SENT).'
                     (user_from, user_to, event_type_name)
                     VALUES ('.$event_data["user_id"].', '.$value["user_id"].' , "'.Database::escape_string($event_name).'");
                     ';
@@ -202,16 +202,16 @@ 
         $current_language = api_get_interface_language();
 
         $sql = 'SELECT COUNT(*) as total
-                FROM ' . Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE) . ' em
-                INNER JOIN ' . Database::get_main_table(TABLE_MAIN_LANGUAGE) . ' l
+                FROM ' . Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE).' em
+                INNER JOIN ' . Database::get_main_table(TABLE_MAIN_LANGUAGE).' l
                 ON em.language_id = l.id
                 WHERE
-                    em.event_type_name = "' . $event_name . '" and
+                    em.event_type_name = "' . $event_name.'" and
                     l.dokeos_folder = "'.$current_language.'" and
                     em.activated = 1';
 
         $exists = Database::store_result(Database::query($sql), 'ASSOC');
-        if ($exists[0]["total"])  {
+        if ($exists[0]["total"]) {
             return true;
         } else {
             return false;
@@ -228,12 +228,12 @@ 
     private static function getMessage($event_name, $language)
     {
         $sql = 'SELECT message, subject, l.dokeos_folder
-                FROM ' . Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE) . ' em
-                INNER JOIN ' . Database::get_main_table(TABLE_MAIN_LANGUAGE) . ' l
+                FROM ' . Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE).' em
+                INNER JOIN ' . Database::get_main_table(TABLE_MAIN_LANGUAGE).' l
                 ON em.language_id = l.id
                 WHERE
-                    em.event_type_name = "' . $event_name . '" AND
-                    (l.dokeos_folder = "' . $language . '" OR l.dokeos_folder = "english") AND
+                    em.event_type_name = "' . $event_name.'" AND
+                    (l.dokeos_folder = "' . $language.'" OR l.dokeos_folder = "english") AND
                     em.message <> ""
                 ';
         return Database::store_result(Database::query($sql), 'ASSOC');
@@ -274,8 +274,8 @@ 
     private static function formatMessage(&$message, &$subject, $event_config, $event_name, &$event_data)
     {
         foreach ($event_config[$event_name]["available_keyvars"] as $key => $word) {
-            $message = str_replace('((' . $key . '))', $event_data[$word], $message);
-            $subject = str_replace('((' . $key . '))', $event_data[$word], $subject);
+            $message = str_replace('(('.$key.'))', $event_data[$word], $message);
+            $subject = str_replace('(('.$key.'))', $event_data[$word], $subject);
         }
     }
 }

main/inc/lib/event_email_template.class.php

Indentation +11 added lines, -11 removed lines

@@ -12,10 +12,10 @@ 
     /**
      * Constructor
      */
-	public function __construct()
+    public function __construct()
     {
         $this->table =  Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE);
-	}
+    }
 
     public function get_all($where_conditions = array())
     {
@@ -29,19 +29,19 @@ 
     /**
      * Displays the title + grid
      */
-	public function display()
+    public function display()
     {
-		// action links
-		$content = Display::actions(array(
+        // action links
+        $content = Display::actions(array(
                 array(
                     'url' => 'event_type.php' ,
                     'content' => Display::return_icon('new_document.png', get_lang('Add'), array(), ICON_SIZE_MEDIUM)
-                 )
+                    )
             )
         );
         $content .= Display::grid_html('event_email_template');
         return $content;
-	}
+    }
 
     public function get_status_list()
     {
@@ -82,7 +82,7 @@ 
                 'Height' => '250',
             )
         );
-	    $status_list = $this->get_status_list();
+        $status_list = $this->get_status_list();
         $form->addElement('select', 'status', get_lang('Status'), $status_list);
         if ($action == 'edit') {
             $form->addElement('text', 'created_at', get_lang('CreatedAt'));
@@ -99,17 +99,17 @@ 
         $defaults = $this->get($id);
 
         if (!empty($defaults['created_at'])) {
-        	$defaults['created_at'] = api_convert_and_format_date($defaults['created_at']);
+            $defaults['created_at'] = api_convert_and_format_date($defaults['created_at']);
         }
         if (!empty($defaults['updated_at'])) {
-        	$defaults['updated_at'] = api_convert_and_format_date($defaults['updated_at']);
+            $defaults['updated_at'] = api_convert_and_format_date($defaults['updated_at']);
         }
         $form->setDefaults($defaults);
 
         // Setting the rules
         $form->addRule('name', get_lang('ThisFieldIsRequired'), 'required');
 
-		return $form;
+        return $form;
     }
 
     public function get_count()

Doc Comments +1 added lines, -1 removed lines

@@ -84,7 +84,7 @@
 
     /**
      * Available driver list.
-     * @return array
+     * @return string[]
      */
     private function getDefaultDriverList()
     {

Spacing +3 added lines, -3 removed lines

@@ -14,7 +14,7 @@ 
      */
 	public function __construct()
     {
-        $this->table =  Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE);
+        $this->table = Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE);
 	}
 
     /**
@@ -38,7 +38,7 @@ 
 		// action links
 		$content = Display::actions(array(
                 array(
-                    'url' => 'event_type.php' ,
+                    'url' => 'event_type.php',
                     'content' => Display::return_icon('new_document.png', get_lang('Add'), array(), ICON_SIZE_MEDIUM)
                  )
             )
@@ -121,7 +121,7 @@ 
 
     public function get_count()
     {
-        $row = Database::select('count(*) as count', $this->table, array(),'first');
+        $row = Database::select('count(*) as count', $this->table, array(), 'first');
 
         return $row['count'];
     }

main/inc/lib/myspace.lib.php

Braces +3 added lines, -1 removed lines

@@ -2097,7 +2097,9 @@
                 FROM $tbl_course course
                 WHERE course.code IN (".implode(',',$courses_code).")";
 
-        if (!in_array($direction, array('ASC','DESC'))) $direction = 'ASC';
+        if (!in_array($direction, array('ASC','DESC'))) {
+            $direction = 'ASC';
+        }
 
         $column = intval($column);
         $from = intval($from);

Doc Comments +4 added lines, -3 removed lines

@@ -666,7 +666,6 @@ 
      * @param   int $sessionId  The session ID
      * @param   int $courseId   The course ID
      * @param   int $exerciseId The quiz ID
-     * @param   int $answer Answer status (0 = incorrect, 1 = correct, 2 = both)
      * @return  string  HTML array of results formatted for gridJS
      * @author César Perales <cesar.perales@beeznest.com>, Beeznest Team
      */
@@ -1254,6 +1253,7 @@ 
      * @param int Number of items to select
      * @param string Column to order on
      * @param string Order direction
+     * @param integer $number_of_items
      * @return array Results
      */
     public static function get_course_data_tracking_overview($from, $number_of_items, $column, $direction)
@@ -1588,6 +1588,7 @@ 
      * @param int Number of items to select
      * @param string Column to order on
      * @param string Order direction
+     * @param integer $number_of_items
      * @return array Results
      */
     public static function get_session_data_tracking_overview($from, $number_of_items, $column, $direction)
@@ -1608,7 +1609,6 @@ 
     /**
      * Fills in session reporting data
      *
-     * @param integer $user_id the id of the user
      * @param array $url_params additonal url parameters
      * @param array $row the row information (the other columns)
      * @return string html code
@@ -2239,6 +2239,7 @@ 
      * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
      * @version Dokeos 1.8.6
      * @since October 2008
+     * @param integer $number_of_items
      */
     public static function get_user_data_tracking_overview($from, $number_of_items, $column, $direction)
     {
@@ -2341,7 +2342,6 @@ 
     /**
      * Checks if there are repeted users in a given array
      * @param  array $usernames list of the usernames in the uploaded file
-     * @param  array $user_array['username'] and $user_array['sufix'] where sufix is the number part in a login i.e -> jmontoya2
      * @return array with the $usernames array and the $user_array array
      * @author Julio Montoya Armas
      */
@@ -2516,6 +2516,7 @@ 
 
     /**
      * Adds missing user-information (which isn't required, like password, etc).
+     * @return integer
      */
     function complete_missing_data($user) {
         // 1. Generate a password if it is necessary.

Spacing +103 added lines, -103 removed lines

@@ -134,7 +134,7 @@ 
         $session_id  = intval($session_id);
 
         $sql = 'SELECT login_course_date, logout_course_date
-                FROM ' . $tbl_track_course . '
+                FROM ' . $tbl_track_course.'
                 WHERE
                     user_id = '.$user_id.' AND
                     c_id = '.$courseId.' AND
@@ -173,7 +173,7 @@ 
         foreach ($course_list as $course_item) {
             $courseInfo = api_get_course_info($course_item['code']);
             $courseId = $courseInfo['real_id'];
-            $new_course_list[] =  '"'.$courseId.'"';
+            $new_course_list[] = '"'.$courseId.'"';
         }
         $course_list = implode(', ', $new_course_list);
 
@@ -181,7 +181,7 @@ 
             return false;
         }
         $sql = 'SELECT login_course_date, logout_course_date, c_id
-                FROM ' . $tbl_track_course . '
+                FROM ' . $tbl_track_course.'
                 WHERE
                     user_id = '.$user_id.' AND
                     c_id IN ('.$course_list.') AND
@@ -259,7 +259,7 @@ 
             // student score
             $avg_score = Tracking :: get_avg_student_score($user_id, $courseCode);
             if (is_numeric($avg_score)) {
-                $avg_score = round($avg_score,2);
+                $avg_score = round($avg_score, 2);
             } else {
                 $$avg_score = '-';
             }
@@ -295,7 +295,7 @@ 
 
         $t_head = '    <table style="width: 100%;border:0;padding:0;border-collapse:collapse;table-layout: fixed">';
         //$t_head .= '  <caption>'.get_lang('CourseInformation').'</caption>';
-        $t_head .=      '<tr>';
+        $t_head .= '<tr>';
         $t_head .= '        <th width="155px" style="border-left:0;border-bottom:0"><span>'.get_lang('Course').'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgTimeSpentInTheCourse'), 6, true).'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgStudentsProgress'), 6, true).'</span></th>';
@@ -313,7 +313,7 @@ 
 
         $addparams = array('view' => 'admin', 'display' => 'user');
 
-        $table = new SortableTable('tracking_user_overview', array('MySpace','get_number_of_users_tracking_overview'), array('MySpace','get_user_data_tracking_overview'), 0);
+        $table = new SortableTable('tracking_user_overview', array('MySpace', 'get_number_of_users_tracking_overview'), array('MySpace', 'get_user_data_tracking_overview'), 0);
         $table->additional_parameters = $addparams;
 
         $table->set_header(0, get_lang('OfficialCode'), true, array('style' => 'font-size:8pt'), array('style' => 'font-size:8pt'));
@@ -326,7 +326,7 @@ 
         }
         $table->set_header(3, get_lang('LoginName'), true, array('style' => 'font-size:8pt'), array('style' => 'font-size:8pt'));
         $table->set_header(4, $t_head, false, array('style' => 'width:90%;border:0;padding:0;font-size:7.5pt;'), array('style' => 'width:90%;padding:0;font-size:7.5pt;'));
-        $table->set_column_filter(4, array('MySpace','course_info_tracking_filter'));
+        $table->set_column_filter(4, array('MySpace', 'course_info_tracking_filter'));
         $table->display();
     }
 
@@ -386,7 +386,7 @@ 
         $table -> set_header(7, get_lang('Sessions'), false);
 
         if ($is_western_name_order) {
-            $csv_header[] = array (
+            $csv_header[] = array(
                 get_lang('FirstName'),
                 get_lang('LastName'),
                 get_lang('TimeSpentOnThePlatform'),
@@ -396,7 +396,7 @@ 
                 get_lang('NumberOfSessions')
             );
         } else {
-            $csv_header[] = array (
+            $csv_header[] = array(
                 get_lang('LastName'),
                 get_lang('FirstName'),
                 get_lang('TimeSpentOnThePlatform'),
@@ -536,9 +536,9 @@ 
 
         if ($tracking_column != 3) {
             if ($tracking_direction == 'DESC') {
-                usort($all_datas, array('MySpace','rsort_users'));
+                usort($all_datas, array('MySpace', 'rsort_users'));
             } else {
-                usort($all_datas, array('MySpace','sort_users'));
+                usort($all_datas, array('MySpace', 'sort_users'));
             }
         }
 
@@ -597,7 +597,7 @@ 
         /**
          * Column config
          */
-        $column_model   = array(
+        $column_model = array(
             array(
                 'name' => 'username',
                 'index' => 'username',
@@ -638,7 +638,7 @@ 
 
         $action_links = '';
         // jqgrid will use this URL to do the selects
-        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_session_lp_progress&session_id=' . $sessionId . '&course_id=' . $courseId . '&date_to=' . $date_to . '&date_from=' . $date_from;
+        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_session_lp_progress&session_id='.$sessionId.'&course_id='.$courseId.'&date_to='.$date_to.'&date_from='.$date_from;
 
         //Table Id
         $tableId = 'lpProgress';
@@ -660,11 +660,11 @@ 
             true
         );
 
-        $return = '<script>$(function() {'. $table .
+        $return = '<script>$(function() {'.$table.
             'jQuery("#'.$tableId.'").jqGrid("navGrid","#'.$tableId.'_pager",{view:false, edit:false, add:false, del:false, search:false, excel:true});
                 jQuery("#'.$tableId.'").jqGrid("navButtonAdd","#'.$tableId.'_pager",{
                        caption:"",
-                       title:"' . get_lang('ExportExcel') . '",
+                       title:"' . get_lang('ExportExcel').'",
                        onClickButton : function () {
                            jQuery("#'.$tableId.'").jqGrid("excelExport",{"url":"'.$url.'&export_format=xls"});
                        }
@@ -714,7 +714,7 @@ 
         /**
          * Column config
          */
-        $column_model   = array(
+        $column_model = array(
             array('name'=>'session', 'index'=>'session', 'align'=>'left', 'search' => 'true', 'wrap_cell' => "true"),
             array('name'=>'exercise_id', 'index'=>'exercise_id', 'align'=>'left', 'search' => 'true'),
             array('name'=>'quiz_title', 'index'=>'quiz_title', 'align'=>'left', 'search' => 'true'),
@@ -731,7 +731,7 @@ 
         //get dynamic column names
 
         // jqgrid will use this URL to do the selects
-        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_exercise_progress&session_id=' . $sessionId . '&course_id=' . $courseId  . '&exercise_id=' . $exerciseId . '&date_to=' . $date_to . '&date_from=' . $date_from;
+        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_exercise_progress&session_id='.$sessionId.'&course_id='.$courseId.'&exercise_id='.$exerciseId.'&date_to='.$date_to.'&date_from='.$date_from;
 
         // Autowidth
         $extra_params['autowidth'] = 'true';
@@ -742,11 +742,11 @@ 
         $tableId = 'exerciseProgressOverview';
         $table = Display::grid_js($tableId, $url, $columns, $column_model, $extra_params, array(), '', true);
 
-        $return = '<script>$(function() {'. $table .
+        $return = '<script>$(function() {'.$table.
             'jQuery("#'.$tableId.'").jqGrid("navGrid","#'.$tableId.'_pager",{view:false, edit:false, add:false, del:false, search:false, excel:true});
                 jQuery("#'.$tableId.'").jqGrid("navButtonAdd","#'.$tableId.'_pager",{
                        caption:"",
-                       title:"' . get_lang('ExportExcel') . '",
+                       title:"' . get_lang('ExportExcel').'",
                        onClickButton : function () {
                            jQuery("#'.$tableId.'").jqGrid("excelExport",{"url":"'.$url.'&export_format=xls"});
                        }
@@ -806,7 +806,7 @@ 
                 // adding the fields that are checked to the session
                 $message = '';
                 foreach ($values as $field_ids => $value) {
-                    if ($value == 1 && strstr($field_ids,'extra_export_field')) {
+                    if ($value == 1 && strstr($field_ids, 'extra_export_field')) {
                         $_SESSION['additional_export_fields'][] = str_replace('extra_export_field', '', $field_ids);
                     }
                 }
@@ -821,7 +821,7 @@ 
                 // Displaying a feedback message
                 if (!empty($_SESSION['additional_export_fields'])) {
                     Display::display_confirmation_message(get_lang('FollowingFieldsWillAlsoBeExported').': <br /><ul>'.$message.'</ul>', false);
-                } else  {
+                } else {
                     Display::display_confirmation_message(get_lang('NoAdditionalFieldsWillBeExported'), false);
                 }
             } else {
@@ -849,7 +849,7 @@ 
     {
         $t_head = '    <table style="width: 100%;border:0;padding:0;border-collapse:collapse;table-layout: fixed">';
         //$t_head .= '  <caption>'.get_lang('CourseInformation').'</caption>';
-        $t_head .=      '<tr>';
+        $t_head .= '<tr>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgTimeSpentInTheCourse'), 6, true).'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgStudentsProgress'), 6, true).'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgCourseScore'), 6, true).'</span></th>';
@@ -866,13 +866,13 @@ 
 
         $addparams = array('view' => 'admin', 'display' => 'courseoverview');
 
-        $table = new SortableTable('tracking_session_overview', array('MySpace', 'get_total_number_courses'), array('MySpace','get_course_data_tracking_overview'), 1);
+        $table = new SortableTable('tracking_session_overview', array('MySpace', 'get_total_number_courses'), array('MySpace', 'get_course_data_tracking_overview'), 1);
         $table->additional_parameters = $addparams;
 
         $table->set_header(0, '', false, null, array('style' => 'display: none'));
         $table->set_header(1, get_lang('Course'), true, array('style' => 'font-size:8pt'), array('style' => 'font-size:8pt'));
         $table->set_header(2, $t_head, false, array('style' => 'width:90%;border:0;padding:0;font-size:7.5pt;'), array('style' => 'width:90%;padding:0;font-size:7.5pt;'));
-        $table->set_column_filter(2, array('MySpace','course_tracking_filter'));
+        $table->set_column_filter(2, array('MySpace', 'course_tracking_filter'));
         $table->display();
     }
 
@@ -908,7 +908,7 @@ 
         $sql .= " ORDER BY col$column $direction ";
         $sql .= " LIMIT $from,$number_of_items";
         $result = Database::query($sql);
-        $return = array ();
+        $return = array();
         while ($course = Database::fetch_row($result)) {
             $return[] = $course;
         }
@@ -961,18 +961,18 @@ 
             $progress += $progress_tmp[0];
             $nb_progress_lp += $progress_tmp[1];
             $score_tmp = Tracking :: get_avg_student_score($row->user_id, $course_code, array(), null, true);
-            if(is_array($score_tmp)) {
+            if (is_array($score_tmp)) {
                 $score += $score_tmp[0];
                 $nb_score_lp += $score_tmp[1];
             }
             $nb_messages += Tracking::count_student_messages($row->user_id, $course_code);
             $nb_assignments += Tracking::count_student_assignments($row->user_id, $course_code);
             $last_login_date_tmp = Tracking :: get_last_connection_date_on_the_course($row->user_id, $courseInfo, null, false);
-            if($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned
+            if ($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned
                 $last_login_date = $last_login_date_tmp;
-            } else if($last_login_date_tmp != false && $last_login_date != false) { // TODO: Repeated previous condition. To be cleaned.
+            } else if ($last_login_date_tmp != false && $last_login_date != false) { // TODO: Repeated previous condition. To be cleaned.
                 // Find the max and assign it to first_login_date
-                if(strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
+                if (strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
                     $last_login_date = $last_login_date_tmp;
                 }
             }
@@ -1110,7 +1110,7 @@ 
                 $progress += $progress_tmp[0];
                 $nb_progress_lp += $progress_tmp[1];
                 $score_tmp = Tracking :: get_avg_student_score($row->user_id, $course_code, array(), null, true);
-                if(is_array($score_tmp)) {
+                if (is_array($score_tmp)) {
                     $score += $score_tmp[0];
                     $nb_score_lp += $score_tmp[1];
                 }
@@ -1118,11 +1118,11 @@ 
                 $nb_assignments += Tracking::count_student_assignments($row->user_id, $course_code);
 
                 $last_login_date_tmp = Tracking::get_last_connection_date_on_the_course($row->user_id, $courseInfo, null, false);
-                if($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned.
+                if ($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned.
                     $last_login_date = $last_login_date_tmp;
-                } else if($last_login_date_tmp != false && $last_login_date == false) { // TODO: Repeated previous condition. To be cleaned.
+                } else if ($last_login_date_tmp != false && $last_login_date == false) { // TODO: Repeated previous condition. To be cleaned.
                     // Find the max and assign it to first_login_date
-                    if(strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
+                    if (strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
                         $last_login_date = $last_login_date_tmp;
                     }
                 }
@@ -1132,22 +1132,22 @@ 
                 $total_score_possible += $exercise_results_tmp['score_possible'];
                 $total_questions_answered += $exercise_results_tmp['questions_answered'];
             }
-            if($nb_progress_lp > 0) {
+            if ($nb_progress_lp > 0) {
                 $avg_progress = round($progress / $nb_progress_lp, 2);
             } else {
                 $avg_progress = 0;
             }
-            if($nb_score_lp > 0) {
+            if ($nb_score_lp > 0) {
                 $avg_score = round($score / $nb_score_lp, 2);
             } else {
                 $avg_score = '-';
             }
-            if($last_login_date) {
+            if ($last_login_date) {
                 $last_login_date = api_convert_and_format_date($last_login_date, DATE_FORMAT_SHORT, date_default_timezone_get());
             } else {
                 $last_login_date = '-';
             }
-            if($total_score_possible > 0) {
+            if ($total_score_possible > 0) {
                 $total_score_percentage = round($total_score_obtained / $total_score_possible * 100, 2);
             } else {
                 $total_score_percentage = 0;
@@ -1183,7 +1183,7 @@ 
     {
         $t_head = '    <table style="width: 100%;border:0;padding:0;border-collapse:collapse;table-layout: fixed">';
         //$t_head .= '  <caption>'.get_lang('CourseInformation').'</caption>';
-        $t_head .=      '<tr>';
+        $t_head .= '<tr>';
         $t_head .= '        <th width="155px" style="border-left:0;border-bottom:0"><span>'.get_lang('Course').'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgTimeSpentInTheCourse'), 6, true).'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgStudentsProgress'), 6, true).'</span></th>';
@@ -1201,7 +1201,7 @@ 
 
         $addparams = array('view' => 'admin', 'display' => 'sessionoverview');
 
-        $table = new SortableTable('tracking_session_overview', array('MySpace','get_total_number_sessions'), array('MySpace','get_session_data_tracking_overview'), 1);
+        $table = new SortableTable('tracking_session_overview', array('MySpace', 'get_total_number_sessions'), array('MySpace', 'get_session_data_tracking_overview'), 1);
         $table->additional_parameters = $addparams;
 
         $table->set_header(0, '', false, null, array('style' => 'display: none'));
@@ -1240,7 +1240,7 @@ 
         $sql .= " ORDER BY col$column $direction ";
         $sql .= " LIMIT $from,$number_of_items";
         $result = Database::query($sql);
-        $return = array ();
+        $return = array();
         while ($session = Database::fetch_row($result)) {
             $return[] = $session;
         }
@@ -1329,10 +1329,10 @@ 
                 if ($last_login_date_tmp != false && $last_login_date == false) {
                     // TODO: To be cleaned.
                     $last_login_date = $last_login_date_tmp;
-                } else if($last_login_date_tmp != false && $last_login_date != false) {
+                } else if ($last_login_date_tmp != false && $last_login_date != false) {
                     // TODO: Repeated previous condition! To be cleaned.
                     // Find the max and assign it to first_login_date
-                    if(strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
+                    if (strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
                         $last_login_date = $last_login_date_tmp;
                     }
                 }
@@ -1342,27 +1342,27 @@ 
                 $total_score_possible += $exercise_results_tmp['score_possible'];
                 $total_questions_answered += $exercise_results_tmp['questions_answered'];
             }
-            if($nb_progress_lp > 0) {
+            if ($nb_progress_lp > 0) {
                 $avg_progress = round($progress / $nb_progress_lp, 2);
             } else {
                 $avg_progress = 0;
             }
-            if($nb_score_lp > 0) {
+            if ($nb_score_lp > 0) {
                 $avg_score = round($score / $nb_score_lp, 2);
             } else {
                 $avg_score = '-';
             }
-            if($last_login_date) {
+            if ($last_login_date) {
                 $last_login_date = api_convert_and_format_date($last_login_date, DATE_FORMAT_SHORT, date_default_timezone_get());
             } else {
                 $last_login_date = '-';
             }
-            if($total_score_possible > 0) {
+            if ($total_score_possible > 0) {
                 $total_score_percentage = round($total_score_obtained / $total_score_possible * 100, 2);
             } else {
                 $total_score_percentage = 0;
             }
-            if($total_score_percentage > 0) {
+            if ($total_score_percentage > 0) {
                 $total_score = $total_score_obtained.'/'.$total_score_possible.' ('.$total_score_percentage.' %)';
             } else {
                 $total_score = '-';
@@ -1473,7 +1473,7 @@ 
                 $total_score_obtained = 0;
                 $total_score_possible = 0;
                 $total_questions_answered = 0;
-                while($row_user = Database::fetch_object($result_users)) {
+                while ($row_user = Database::fetch_object($result_users)) {
                     // get time spent in the course and session
                     $time_spent += Tracking::get_time_spent_on_the_course($row_user->user_id, $courseId, $session_id);
                     $progress_tmp = Tracking::get_avg_student_progress($row_user->user_id, $row->code, array(), $session_id, true);
@@ -1502,11 +1502,11 @@ 
                         $session_id,
                         false
                     );
-                    if($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned.
+                    if ($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned.
                         $last_login_date = $last_login_date_tmp;
-                    } else if($last_login_date_tmp != false && $last_login_date == false) { // TODO: Repeated previous condition. To be cleaned.
+                    } else if ($last_login_date_tmp != false && $last_login_date == false) { // TODO: Repeated previous condition. To be cleaned.
                         // Find the max and assign it to first_login_date
-                        if(strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
+                        if (strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
                             $last_login_date = $last_login_date_tmp;
                         }
                     }
@@ -1516,27 +1516,27 @@ 
                     $total_score_possible += $exercise_results_tmp['score_possible'];
                     $total_questions_answered += $exercise_results_tmp['questions_answered'];
                 }
-                if($nb_progress_lp > 0) {
+                if ($nb_progress_lp > 0) {
                     $avg_progress = round($progress / $nb_progress_lp, 2);
                 } else {
                     $avg_progress = 0;
                 }
-                if($nb_score_lp > 0) {
+                if ($nb_score_lp > 0) {
                     $avg_score = round($score / $nb_score_lp, 2);
                 } else {
                     $avg_score = '-';
                 }
-                if($last_login_date) {
+                if ($last_login_date) {
                     $last_login_date = api_convert_and_format_date($last_login_date, DATE_FORMAT_SHORT, date_default_timezone_get());
                 } else {
                     $last_login_date = '-';
                 }
-                if($total_score_possible > 0) {
+                if ($total_score_possible > 0) {
                     $total_score_percentage = round($total_score_obtained / $total_score_possible * 100, 2);
                 } else {
                     $total_score_percentage = 0;
                 }
-                if($total_score_percentage > 0) {
+                if ($total_score_percentage > 0) {
                     $total_score = $total_score_obtained.'/'.$total_score_possible.' ('.$total_score_percentage.' %)';
                 } else {
                     $total_score = '-';
@@ -1596,7 +1596,7 @@ 
         while ($row = Database::fetch_array($result)) {
             $score_obtained += $row['exe_result'];
             $score_possible += $row['exe_weighting'];
-            $questions_answered ++;
+            $questions_answered++;
         }
 
         if ($score_possible != 0) {
@@ -1716,9 +1716,9 @@ 
                     }
                 }
                 // time spent in the course
-                $csv_row[] = api_time_to_hms(Tracking::get_time_spent_on_the_course ($user[4], $courseId));
+                $csv_row[] = api_time_to_hms(Tracking::get_time_spent_on_the_course($user[4], $courseId));
                 // student progress in course
-                $csv_row[] = round(Tracking::get_avg_student_progress ($user[4], $row[0]), 2);
+                $csv_row[] = round(Tracking::get_avg_student_progress($user[4], $row[0]), 2);
                 // student score
                 $csv_row[] = round(Tracking::get_avg_student_score($user[4], $row[0]), 2);
                 // student tes score
@@ -1726,7 +1726,7 @@ 
                 // student messages
                 $csv_row[] = Tracking::count_student_messages($user[4], $row[0]);
                 // student assignments
-                $csv_row[] = Tracking::count_student_assignments ($user[4], $row[0]);
+                $csv_row[] = Tracking::count_student_assignments($user[4], $row[0]);
                 // student exercises results
                 $exercises_results = MySpace::exercises_results($user[4], $row[0]);
                 $csv_row[] = $exercises_results['score_obtained'];
@@ -1734,7 +1734,7 @@ 
                 $csv_row[] = $exercises_results['questions_answered'];
                 $csv_row[] = $exercises_results['percentage'];
                 // first connection
-                $csv_row[] = Tracking::get_first_connection_date_on_the_course ($user[4], $courseId);
+                $csv_row[] = Tracking::get_first_connection_date_on_the_course($user[4], $courseId);
                 // last connection
                 $csv_row[] = strip_tags(Tracking::get_last_connection_date_on_the_course($user[4], $courseInfo));
 
@@ -1768,9 +1768,9 @@ 
         // get all courses with limit
         $sql = "SELECT course.code as col1, course.title as col2
                 FROM $tbl_course course
-                WHERE course.code IN (".implode(',',$courses_code).")";
+                WHERE course.code IN (".implode(',', $courses_code).")";
 
-        if (!in_array($direction, array('ASC','DESC'))) $direction = 'ASC';
+        if (!in_array($direction, array('ASC', 'DESC'))) $direction = 'ASC';
 
         $column = intval($column);
         $from = intval($from);
@@ -1839,7 +1839,7 @@ 
             $table_row[] = $avg_assignments_in_course;
 
             //set the "from" value to know if I access the Reporting by the chamilo tab or the course link
-            $table_row[] = '<center><a href="../../tracking/courseLog.php?cidReq=' .$course_code.'&from=myspace&id_session='.$session_id.'">
+            $table_row[] = '<center><a href="../../tracking/courseLog.php?cidReq='.$course_code.'&from=myspace&id_session='.$session_id.'">
                              '.Display::return_icon('2rightarrow.png').'
                              </a>
                             </center>';
@@ -1848,7 +1848,7 @@ 
                 $nb_students_in_course,
                 $avg_time_spent_in_course,
                 is_null($avg_progress_in_course) ? null : $avg_progress_in_course.'%',
-                is_null($avg_score_in_course) ? null : is_numeric($avg_score_in_course) ? $avg_score_in_course.'%' : $avg_score_in_course ,
+                is_null($avg_score_in_course) ? null : is_numeric($avg_score_in_course) ? $avg_score_in_course.'%' : $avg_score_in_course,
                 is_null($avg_score_in_exercise) ? null : $avg_score_in_exercise.'%',
                 $avg_messages_in_course,
                 $avg_assignments_in_course,
@@ -1916,7 +1916,7 @@ 
         $sql .= " ORDER BY col$column $direction ";
         $sql .= " LIMIT $from,$number_of_items";
         $result = Database::query($sql);
-        $return = array ();
+        $return = array();
         while ($user = Database::fetch_row($result)) {
             $return[] = $user;
         }
@@ -1971,7 +1971,7 @@ 
                     $i++;
                 }
             }
-            $username_array = array('username' => $desired_username , 'sufix' => $sufix);
+            $username_array = array('username' => $desired_username, 'sufix' => $sufix);
             return $username_array;
         } else {
             $username_array = array('username' => $username, 'sufix' => '');
@@ -2246,7 +2246,7 @@ 
         foreach ($users as $index => $user) {
             $userid = $user['id'];
             $sql_insert = "INSERT IGNORE INTO $tbl_session_rel_user(session_id, user_id, registered_at)
-                           VALUES ('$id_session','$userid', '" . api_get_utc_datetime() . "')";
+                           VALUES ('$id_session','$userid', '".api_get_utc_datetime()."')";
             Database::query($sql_insert);
             $user['added_at_session'] = 1;
             $new_users[] = $user;
@@ -2280,10 +2280,10 @@ 
                 );
                 $userInfo = api_get_user_info($user['id']);
 
-                if (($user['added_at_platform'] == 1  && $user['added_at_session'] == 1) || $user['added_at_session'] == 1) {
+                if (($user['added_at_platform'] == 1 && $user['added_at_session'] == 1) || $user['added_at_session'] == 1) {
                     if ($user['added_at_platform'] == 1) {
                         $addedto = get_lang('UserCreatedPlatform');
-                    } else  {
+                    } else {
                         $addedto = '          ';
                     }
 
@@ -2346,7 +2346,7 @@ 
         global $current_tag;
         switch ($data) {
             case 'Contact' :
-                $user = array ();
+                $user = array();
                 break;
             default :
                 $current_tag = $data;
@@ -2393,9 +2393,9 @@ 
         global $current_value;
         global $user;
         global $users;
-        $users = array ();
+        $users = array();
         $parser = xml_parser_create('UTF-8');
-        xml_set_element_handler($parser, array('MySpace','element_start'), array('MySpace','element_end'));
+        xml_set_element_handler($parser, array('MySpace', 'element_start'), array('MySpace', 'element_end'));
         xml_set_character_data_handler($parser, "character_data");
         xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, false);
         xml_parse($parser, api_utf8_encode_xml(file_get_contents($file)));
@@ -2441,7 +2441,7 @@ 
             get_lang('SearchCourse'),
             $courseList,
             [
-                'url' => api_get_path(WEB_AJAX_PATH) . 'course.ajax.php?' . http_build_query([
+                'url' => api_get_path(WEB_AJAX_PATH).'course.ajax.php?'.http_build_query([
                     'a' => 'search_course_by_session_all',
                     'session_id' => $sessionId
                 ])
@@ -2460,7 +2460,7 @@ 
                             course_id: $('#course_id').val() || 0
                         });
 
-                        return '" . api_get_path(WEB_AJAX_PATH) . "session.ajax.php?' + params;
+                        return '" . api_get_path(WEB_AJAX_PATH)."session.ajax.php?' + params;
                     }
                 "
             ]
@@ -2491,7 +2491,7 @@ 
                             course_id: $('#course_id').val()
                         });
 
-                        return '" . api_get_path(WEB_AJAX_PATH) . "course.ajax.php?' + params;
+                        return '" . api_get_path(WEB_AJAX_PATH)."course.ajax.php?' + params;
                     }
                 "
             ]
@@ -2579,7 +2579,7 @@ 
                     " : "
                         u.lastname AS col2,
                         u.firstname AS col3,
-                " ) . "
+                " )."
                 a.logout_course_date,
                 c.title,
                 c.code,
@@ -2590,7 +2590,7 @@ 
 
         if (isset($_GET['session_id']) && !empty($_GET['session_id'])) {
             $sessionId = intval($_GET['session_id']);
-            $sql .= " WHERE a.session_id = " . $sessionId;
+            $sql .= " WHERE a.session_id = ".$sessionId;
         }
 
         $sql .= " ORDER BY col$column $orderDirection ";
@@ -2696,13 +2696,13 @@ 
 function get_stats($user_id, $courseId, $start_date = null, $end_date = null)
 {
     // Database table definitions
-    $tbl_track_course   = Database :: get_main_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
+    $tbl_track_course = Database :: get_main_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
 
     $course_info = api_get_course_info_by_id($courseId);
     if (!empty($course_info)) {
         $strg_sd = '';
         $strg_ed = '';
-        if ($start_date != null && $end_date != null){
+        if ($start_date != null && $end_date != null) {
             $end_date = add_day_to($end_date);
             $strg_sd = "AND login_course_date BETWEEN '$start_date' AND '$end_date'";
             $strg_ed = "AND logout_course_date BETWEEN '$start_date' AND '$end_date'";
@@ -2711,10 +2711,10 @@ 
                 SEC_TO_TIME(avg(time_to_sec(timediff(logout_course_date,login_course_date)))) as avrg,
                 SEC_TO_TIME(sum(time_to_sec(timediff(logout_course_date,login_course_date)))) as total,
                 count(user_id) as times
-                FROM ' . $tbl_track_course . '
+                FROM ' . $tbl_track_course.'
                 WHERE
-                    user_id = ' . intval($user_id) . ' AND
-                    c_id = ' . intval($courseId) . ' '.$strg_sd.' '.$strg_ed.' '.'
+                    user_id = ' . intval($user_id).' AND
+                    c_id = ' . intval($courseId).' '.$strg_sd.' '.$strg_ed.' '.'
                 ORDER BY login_course_date ASC';
 
         $rs = Database::query($sql);
@@ -2732,7 +2732,7 @@ 
 }
 
 function add_day_to($end_date) {
-    $foo_date = strtotime( $end_date );
+    $foo_date = strtotime($end_date);
     $foo_date = strtotime(" +1 day", $foo_date);
     $foo_date = date("Y-m-d", $foo_date);
     return $foo_date;
@@ -2746,7 +2746,7 @@ 
  * @version OCT-22- 2010
  * @return array
  */
-function convert_to_array($sql_result){
+function convert_to_array($sql_result) {
     $result_to_print = '<table>';
     foreach ($sql_result as $key => $data) {
         $result_to_print .= '<tr><td>'.date('d-m-Y (H:i:s)', $data['login']).'</td><td>'.api_time_to_hms($data['logout'] - $data['login']).'</tr></td>'."\n";
@@ -2765,7 +2765,7 @@ 
  * @version OCT-22- 2010
  * @return string
  */
-function convert_to_string($sql_result){
+function convert_to_string($sql_result) {
     $result_to_print = '<table>';
     if (!empty($sql_result)) {
         foreach ($sql_result as $key => $data) {
@@ -2790,18 +2790,18 @@ 
  */
 function grapher($sql_result, $start_date, $end_date, $type = "")
 {
-    if (empty($start_date)) { $start_date =""; }
-    if (empty($end_date)) { $end_date =""; }
-    if ($type == ""){ $type = 'day'; }
-    $main_year  = $main_month_year = $main_day = array();
+    if (empty($start_date)) { $start_date = ""; }
+    if (empty($end_date)) { $end_date = ""; }
+    if ($type == "") { $type = 'day'; }
+    $main_year = $main_month_year = $main_day = array();
     // get last 8 days/months
     $last_days      = 5;
     $last_months    = 3;
     for ($i = $last_days; $i >= 0; $i--) {
-        $main_day[date ('d-m-Y', time () - $i * 3600 * 24)] = 0;
+        $main_day[date('d-m-Y', time() - $i * 3600 * 24)] = 0;
     }
     for ($i = $last_months; $i >= 0; $i--) {
-        $main_month_year[date ('m-Y', time () - $i * 30 * 3600 * 24)] = 0;
+        $main_month_year[date('m-Y', time() - $i * 30 * 3600 * 24)] = 0;
     }
 
     $i = 0;
@@ -2837,7 +2837,7 @@ 
         /* Create and populate the pData object */
         $myData = new pData();
         $myData->addPoints($main_date, 'Serie1');
-        if (count($main_date)!= 1) {
+        if (count($main_date) != 1) {
             $myData->addPoints($labels, 'Labels');
             $myData->setSerieDescription('Labels', 'Months');
             $myData->setAbscissa('Labels');
@@ -2845,7 +2845,7 @@ 
         $myData->setSerieWeight('Serie1', 1);
         $myData->setSerieDescription('Serie1', get_lang('MyResults'));
         $myData->setAxisName(0, get_lang('Minutes'));
-        $myData->loadPalette(api_get_path(SYS_CODE_PATH) . 'palettes/pchart/default.color', true);
+        $myData->loadPalette(api_get_path(SYS_CODE_PATH).'palettes/pchart/default.color', true);
 
         // Cache definition
         $cachePath = api_get_path(SYS_ARCHIVE_PATH);
@@ -2854,9 +2854,9 @@ 
 
         if ($myCache->isInCache($chartHash)) {
             //if we already created the img
-            $imgPath = api_get_path(SYS_ARCHIVE_PATH) . $chartHash;
+            $imgPath = api_get_path(SYS_ARCHIVE_PATH).$chartHash;
             $myCache->saveFromCache($chartHash, $imgPath);
-            $imgPath = api_get_path(WEB_ARCHIVE_PATH) . $chartHash;
+            $imgPath = api_get_path(WEB_ARCHIVE_PATH).$chartHash;
         } else {
             /* Define width, height and angle */
             $mainWidth = 760;
@@ -2885,7 +2885,7 @@ 
             /* Set the default font */
             $myPicture->setFontProperties(
                 array(
-                    "FontName" => api_get_path(SYS_FONTS_PATH) . 'opensans/OpenSans-Regular.ttf',
+                    "FontName" => api_get_path(SYS_FONTS_PATH).'opensans/OpenSans-Regular.ttf',
                     "FontSize" => 10)
             );
             /* Write the chart title */
@@ -2902,7 +2902,7 @@ 
             /* Set the default font */
             $myPicture->setFontProperties(
                 array(
-                    "FontName" => api_get_path(SYS_FONTS_PATH) . 'opensans/OpenSans-Regular.ttf',
+                    "FontName" => api_get_path(SYS_FONTS_PATH).'opensans/OpenSans-Regular.ttf',
                     "FontSize" => 8
                 )
             );
@@ -2944,7 +2944,7 @@ 
             /* Draw the line chart */
             $myPicture->setFontProperties(
                 array(
-                    "FontName" => api_get_path(SYS_FONTS_PATH) . 'opensans/OpenSans-Regular.ttf',
+                    "FontName" => api_get_path(SYS_FONTS_PATH).'opensans/OpenSans-Regular.ttf',
                     "FontSize" => 10
                 )
             );
@@ -2963,15 +2963,15 @@ 
 
             /* Write and save into cache */
             $myCache->writeToCache($chartHash, $myPicture);
-            $imgPath = api_get_path(SYS_ARCHIVE_PATH) . $chartHash;
+            $imgPath = api_get_path(SYS_ARCHIVE_PATH).$chartHash;
             $myCache->saveFromCache($chartHash, $imgPath);
-            $imgPath = api_get_path(WEB_ARCHIVE_PATH) . $chartHash;
+            $imgPath = api_get_path(WEB_ARCHIVE_PATH).$chartHash;
         }
-        $html = '<img src="' . $imgPath . '">';
+        $html = '<img src="'.$imgPath.'">';
 
         return $html;
     } else {
-        $foo_img = api_convert_encoding('<div id="messages" class="warning-message">'.get_lang('GraphicNotAvailable').'</div>','UTF-8');
+        $foo_img = api_convert_encoding('<div id="messages" class="warning-message">'.get_lang('GraphicNotAvailable').'</div>', 'UTF-8');
 
         return $foo_img;
     }

main/inc/lib/access_url_edit_users_to_url_functions.lib.php

Spacing +4 added lines, -4 removed lines

@@ -43,22 +43,22 @@
                    ' WHERE (username LIKE "'.$needle.'%" '.
                    ' OR firstname LIKE "'.$needle.'%" '.
                    ' OR lastname LIKE "'.$needle.'%") '.
-                    $order_clause .
+                    $order_clause.
                    ' LIMIT 11';
 
             $rs = Database::query($sql);
-            $i=0;
+            $i = 0;
 
             while ($user = Database :: fetch_array($rs)) {
                 $i++;
-                if ($i<=10) {
+                if ($i <= 10) {
                     $return .= '<a href="javascript: void(0);" onclick="javascript: add_user_to_url(\''.addslashes($user['user_id']).'\',\''.api_get_person_name(addslashes($user['firstname']), addslashes($user['lastname'])).' ('.addslashes($user['username']).')'.'\')">'.api_get_person_name($user['firstname'], $user['lastname']).' ('.$user['username'].')</a><br />';
                 } else {
                     $return .= '...<br />';
                 }
             }
         }
-        $xajax_response -> addAssign('ajax_list_users','innerHTML',api_utf8_encode($return));
+        $xajax_response -> addAssign('ajax_list_users', 'innerHTML', api_utf8_encode($return));
         return $xajax_response;
     }
 }

Indentation +4 added lines, -4 removed lines

@@ -40,11 +40,11 @@
             // search users where username or firstname or lastname begins likes $needle
             $order_clause = api_sort_by_first_name() ? ' ORDER BY firstname, lastname, username' : ' ORDER BY lastname, firstname, username';
             $sql = 'SELECT u.user_id, username, lastname, firstname FROM '.$tbl_user.' u '.
-                   ' WHERE (username LIKE "'.$needle.'%" '.
-                   ' OR firstname LIKE "'.$needle.'%" '.
-                   ' OR lastname LIKE "'.$needle.'%") '.
+                    ' WHERE (username LIKE "'.$needle.'%" '.
+                    ' OR firstname LIKE "'.$needle.'%" '.
+                    ' OR lastname LIKE "'.$needle.'%") '.
                     $order_clause .
-                   ' LIMIT 11';
+                    ' LIMIT 11';
 
             $rs = Database::query($sql);
             $i=0;

main/inc/lib/add_many_session_to_category_functions.lib.php

Spacing +5 added lines, -5 removed lines

@@ -21,12 +21,12 @@ 
      * @assert () !== ''
      * @assert ('abc','single') !== ''
      */
-    function search_courses($needle,$type)
+    function search_courses($needle, $type)
     {
         $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
 		$xajax_response = new xajaxResponse();
 		$return = '';
-		if(!empty($needle) && !empty($type)) {
+		if (!empty($needle) && !empty($type)) {
 			// xajax send utf8 datas... datas in db can be non-utf8 datas
 			$charset = api_get_system_encoding();
 			$needle = api_convert_encoding($needle, $charset, 'utf-8');
@@ -38,12 +38,12 @@ 
 			$course_list = array();
 
 			$return .= '<select id="origin" name="NoSessionCategoryList[]" multiple="multiple" size="20" style="width:340px;">';
-			while($course = Database :: fetch_array($rs)) {
+			while ($course = Database :: fetch_array($rs)) {
 				$course_list[] = $course['id'];
-				$return .= '<option value="'.$course['id'].'" title="'.htmlspecialchars($course['name'],ENT_QUOTES).'">'.$course['name'].'</option>';
+				$return .= '<option value="'.$course['id'].'" title="'.htmlspecialchars($course['name'], ENT_QUOTES).'">'.$course['name'].'</option>';
 			}
 			$return .= '</select>';
-			$xajax_response -> addAssign('ajax_list_courses_multiple','innerHTML',api_utf8_encode($return));
+			$xajax_response -> addAssign('ajax_list_courses_multiple', 'innerHTML', api_utf8_encode($return));
 		}
 		$_SESSION['course_list'] = $course_list;
 		return $xajax_response;

Indentation +21 added lines, -21 removed lines

@@ -25,29 +25,29 @@
     function search_courses($needle,$type)
     {
         $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
-		$xajax_response = new xajaxResponse();
-		$return = '';
-		if(!empty($needle) && !empty($type)) {
-			// xajax send utf8 datas... datas in db can be non-utf8 datas
-			$charset = api_get_system_encoding();
-			$needle = api_convert_encoding($needle, $charset, 'utf-8');
-			$needle = Database::escape_string($needle);
+        $xajax_response = new xajaxResponse();
+        $return = '';
+        if(!empty($needle) && !empty($type)) {
+            // xajax send utf8 datas... datas in db can be non-utf8 datas
+            $charset = api_get_system_encoding();
+            $needle = api_convert_encoding($needle, $charset, 'utf-8');
+            $needle = Database::escape_string($needle);
 
-			$sql = 'SELECT * FROM '.$tbl_session.' WHERE name LIKE "'.$needle.'%" ORDER BY id';
+            $sql = 'SELECT * FROM '.$tbl_session.' WHERE name LIKE "'.$needle.'%" ORDER BY id';
 
-			$rs = Database::query($sql);
-			$course_list = array();
+            $rs = Database::query($sql);
+            $course_list = array();
 
-			$return .= '<select id="origin" name="NoSessionCategoryList[]" multiple="multiple" size="20" style="width:340px;">';
-			while($course = Database :: fetch_array($rs)) {
-				$course_list[] = $course['id'];
-				$return .= '<option value="'.$course['id'].'" title="'.htmlspecialchars($course['name'],ENT_QUOTES).'">'.$course['name'].'</option>';
-			}
-			$return .= '</select>';
-			$xajax_response -> addAssign('ajax_list_courses_multiple','innerHTML',api_utf8_encode($return));
-		}
-		$_SESSION['course_list'] = $course_list;
+            $return .= '<select id="origin" name="NoSessionCategoryList[]" multiple="multiple" size="20" style="width:340px;">';
+            while($course = Database :: fetch_array($rs)) {
+                $course_list[] = $course['id'];
+                $return .= '<option value="'.$course['id'].'" title="'.htmlspecialchars($course['name'],ENT_QUOTES).'">'.$course['name'].'</option>';
+            }
+            $return .= '</select>';
+            $xajax_response -> addAssign('ajax_list_courses_multiple','innerHTML',api_utf8_encode($return));
+        }
+        $_SESSION['course_list'] = $course_list;
         
-		return $xajax_response;
-	}
+        return $xajax_response;
+    }
 }

main/inc/lib/statistics.lib.php

Indentation +1 added lines, -1 removed lines

@@ -666,7 +666,7 @@
         $res = Database::query($sql);
         $count1 = Database::fetch_object($res);
         $sql = "SELECT COUNT(*) AS n FROM $user_table as u $table ".
-               "WHERE LENGTH(picture_uri) > 0 $url_condition2";
+                "WHERE LENGTH(picture_uri) > 0 $url_condition2";
         $res = Database::query($sql);
         $count2 = Database::fetch_object($res);
         // #users without picture

Spacing +40 added lines, -40 removed lines

@@ -104,10 +104,10 @@ 
         $course_user_table = Database:: get_main_table(TABLE_MAIN_COURSE_USER);
         $course_table = Database:: get_main_table(TABLE_MAIN_COURSE);
         $user_table = Database:: get_main_table(TABLE_MAIN_USER);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
-        $active_filter = $onlyActive?' AND active=1':'';
-        $status_filter = isset($status)?' AND status = '.intval($status):'';
+        $active_filter = $onlyActive ? ' AND active=1' : '';
+        $status_filter = isset($status) ? ' AND status = '.intval($status) : '';
 
         if (api_is_multiple_url_enabled()) {
             $sql = "SELECT COUNT(DISTINCT(u.user_id)) AS number
@@ -131,7 +131,7 @@ 
                     FROM $user_table
                     WHERE 1=1 $status_filter $active_filter";
             if (isset($categoryCode)) {
-                $status_filter = isset($status)?' AND status = '.intval($status):'';
+                $status_filter = isset($status) ? ' AND status = '.intval($status) : '';
                 $sql = "SELECT COUNT(DISTINCT(cu.user_id)) AS number
                         FROM $course_user_table cu, $course_table c
                         WHERE
@@ -156,7 +156,7 @@ 
     public static function countSessions()
     {
         $session_table = Database :: get_main_table(TABLE_MAIN_SESSION);
-        $access_url_rel_session_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
+        $access_url_rel_session_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
         if (api_is_multiple_url_enabled()) {
             $current_url_id = api_get_current_access_url_id();
             $sql = "SELECT COUNT(id) AS number
@@ -179,9 +179,9 @@ 
     public static function getNumberOfActivities()
     {
         // Database table definitions
-        $track_e_default  = Database :: get_main_table(TABLE_STATISTIC_TRACK_E_DEFAULT);
+        $track_e_default = Database :: get_main_table(TABLE_STATISTIC_TRACK_E_DEFAULT);
         $table_user = Database::get_main_table(TABLE_MAIN_USER);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
         if (api_is_multiple_url_enabled()) {
             $sql = "SELECT count(default_id) AS total_number_of_items
@@ -229,7 +229,7 @@ 
         $from = intval($from);
         $numberOfItems = intval($numberOfItems);
 
-        if (!in_array($direction, array('ASC','DESC'))) {
+        if (!in_array($direction, array('ASC', 'DESC'))) {
             $direction = 'DESC';
         }
 
@@ -280,7 +280,7 @@ 
         $sql .= " LIMIT $from,$numberOfItems ";
 
         $res = Database::query($sql);
-        $activities = array ();
+        $activities = array();
         while ($row = Database::fetch_row($res)) {
             if (strpos($row[1], '_object') === false && strpos($row[1], '_array') === false) {
                 $row[2] = $row[2];
@@ -349,7 +349,7 @@ 
         $sql = "SELECT code, name FROM $categoryTable
                 ORDER BY tree_pos";
         $res = Database::query($sql);
-        $categories = array ();
+        $categories = array();
         while ($category = Database::fetch_object($res)) {
             $categories[$category->code] = $category->name;
         }
@@ -370,7 +370,7 @@ 
             $data_max = ($data_max < $value ? $value : $data_max);
         }
         reset($data);
-        $result = array ();
+        $result = array();
         $delta = $max / $data_max;
         foreach ($data as $index => $value) {
             $result[$index] = (int) round($value * $delta);
@@ -404,9 +404,9 @@ 
             } else {
                 $number_label = Statistics::makeSizeString($number);
             }
-            $percentage = ($total>0?number_format(100*$number/$total, 1, ',', '.'):'0');
+            $percentage = ($total > 0 ? number_format(100 * $number / $total, 1, ',', '.') : '0');
 
-            echo '<tr class="row_'.($i%2 == 0 ? 'odd' : 'even').'">
+            echo '<tr class="row_'.($i % 2 == 0 ? 'odd' : 'even').'">
                     <td width="150">'.$subtitle.'</td>
                     <td width="550">'.Display::bar_progress($percentage, false).'</td>
                     <td align="right">'.$number_label.'</td>';
@@ -414,7 +414,7 @@ 
                 echo '<td align="right"> '.$percentage.'%</td>';
             }
             echo '</tr>';
-            $i ++;
+            $i++;
         }
         if ($showTotal) {
             if (!$isFileSize) {
@@ -434,17 +434,17 @@ 
     public static function printLoginStats($type)
     {
         $table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LOGIN);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
 
         $table_url = null;
         $where_url = null;
         $now = api_get_utc_datetime();
-        $where_url_last = ' WHERE login_date > DATE_SUB("' . $now . '",INTERVAL 1 %s)';
+        $where_url_last = ' WHERE login_date > DATE_SUB("'.$now.'",INTERVAL 1 %s)';
         if (api_is_multiple_url_enabled()) {
             $table_url = ", $access_url_rel_user_table";
             $where_url = " WHERE login_user_id=user_id AND access_url_id='".$current_url_id."'";
-            $where_url_last = ' AND login_date > DATE_SUB("' . $now . '",INTERVAL 1 %s)';
+            $where_url_last = ' AND login_date > DATE_SUB("'.$now.'",INTERVAL 1 %s)';
         }
 
         $period = get_lang('PeriodMonth');
@@ -463,7 +463,7 @@ 
                         GROUP BY stat_date 
                         ORDER BY stat_date ";
                 $sql_last_x = "SELECT DATE_FORMAT( login_date, '%H' ) AS stat_date , count( login_id ) AS number_of_logins 
-                               FROM ".$table.$table_url.$where_url.sprintf($where_url_last,'DAY')." 
+                               FROM ".$table.$table_url.$where_url.sprintf($where_url_last, 'DAY')." 
                                GROUP BY stat_date 
                                ORDER BY stat_date ";
                 break;
@@ -475,7 +475,7 @@ 
                         GROUP BY stat_date 
                         ORDER BY DATE_FORMAT( login_date, '%w' ) ";
                 $sql_last_x = "SELECT DATE_FORMAT( login_date, '%w' ) AS stat_date, count( login_id ) AS number_of_logins 
-                               FROM ".$table.$table_url.$where_url.sprintf($where_url_last,'WEEK')." 
+                               FROM ".$table.$table_url.$where_url.sprintf($where_url_last, 'WEEK')." 
                                GROUP BY stat_date 
                                ORDER BY DATE_FORMAT( login_date, '%w' ) ";
                 break;
@@ -519,14 +519,14 @@ 
     {
         $totalLogin = array();
         $table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LOGIN);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
         if (api_is_multiple_url_enabled()) {
             $table_url = ", $access_url_rel_user_table";
             $where_url = " AND login_user_id=user_id AND access_url_id='".$current_url_id."'";
         } else {
             $table_url = '';
-            $where_url='';
+            $where_url = '';
         }
         $now = api_get_utc_datetime();
         $field = 'login_user_id';
@@ -558,14 +558,14 @@ 
     {
         $totalLogin = [];
         $table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LOGIN);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
         if (api_is_multiple_url_enabled()) {
             $table_url = ", $access_url_rel_user_table";
             $where_url = " AND login_user_id=user_id AND access_url_id='".$current_url_id."'";
         } else {
             $table_url = '';
-            $where_url='';
+            $where_url = '';
         }
         $now = api_get_utc_datetime();
         $field = 'login_user_id';
@@ -578,7 +578,7 @@ 
                 GROUP BY date(login_date)";
 
         $res = Database::query($sql);
-        while ($row = Database::fetch_array($res,'ASSOC')){
+        while ($row = Database::fetch_array($res, 'ASSOC')) {
             $totalLogin[$row['login_date']] = $row['number'];
         }
 
@@ -672,13 +672,13 @@ 
     public static function printUserPicturesStats()
     {
         $user_table = Database :: get_main_table(TABLE_MAIN_USER);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
         $url_condition = null;
         $url_condition2 = null;
         $table = null;
         if (api_is_multiple_url_enabled()) {
-            $url_condition =  ", $access_url_rel_user_table as url WHERE url.user_id=u.user_id AND access_url_id='".$current_url_id."'";
+            $url_condition = ", $access_url_rel_user_table as url WHERE url.user_id=u.user_id AND access_url_id='".$current_url_id."'";
             $url_condition2 = " AND url.user_id=u.user_id AND access_url_id='".$current_url_id."'";
             $table = ", $access_url_rel_user_table as url ";
         }
@@ -710,7 +710,7 @@ 
             'width=200px',
             false
         );
-        $renderer =& $form->defaultRenderer();
+        $renderer = & $form->defaultRenderer();
         $renderer->setCustomElementTemplate('<span>{element}</span> ');
         $form->addElement('hidden', 'report', 'activities');
         $form->addElement('hidden', 'activities_direction', 'DESC');
@@ -760,10 +760,10 @@ 
         $columns[1] = 'access_date';
         $sql_order[SORT_ASC] = 'ASC';
         $sql_order[SORT_DESC] = 'DESC';
-        $per_page = isset($_GET['per_page'])?intval($_GET['per_page']) : 10;
-        $page_nr = isset($_GET['page_nr'])?intval($_GET['page_nr']) : 1;
-        $column = isset($_GET['column'])?intval($_GET['column']) : 0;
-        $date_diff = isset($_GET['date_diff'])?intval($_GET['date_diff']) : 60;
+        $per_page = isset($_GET['per_page']) ? intval($_GET['per_page']) : 10;
+        $page_nr = isset($_GET['page_nr']) ? intval($_GET['page_nr']) : 1;
+        $column = isset($_GET['column']) ? intval($_GET['column']) : 0;
+        $date_diff = isset($_GET['date_diff']) ? intval($_GET['date_diff']) : 60;
         $direction = isset($_GET['direction']) ? $_GET['direction'] : SORT_ASC;
 
         if (!in_array($direction, array(SORT_ASC, SORT_DESC))) {
@@ -791,25 +791,25 @@ 
                         access_url_id='".$current_url_id."'
                    GROUP BY t.c_id
                    HAVING t.c_id <> ''
-                   AND DATEDIFF( '".api_get_utc_datetime()."' , access_date ) <= ". $date_diff;
+                   AND DATEDIFF( '".api_get_utc_datetime()."' , access_date ) <= ".$date_diff;
         } else {
             $sql = "SELECT * FROM $table
                    GROUP BY c_id
                    HAVING c_id <> ''
-                   AND DATEDIFF( '".api_get_utc_datetime()."' , access_date ) <= ". $date_diff;
+                   AND DATEDIFF( '".api_get_utc_datetime()."' , access_date ) <= ".$date_diff;
         }
         $sql .= ' ORDER BY '.$columns[$column].' '.$sql_order[$direction];
-        $from = ($page_nr -1) * $per_page;
+        $from = ($page_nr - 1) * $per_page;
         $sql .= ' LIMIT '.$from.','.$per_page;
 
         echo '<p>'.get_lang('LastAccess').' &gt;= '.$date_diff.' '.get_lang('Days').'</p>';
         $res = Database::query($sql);
         if (Database::num_rows($res) > 0) {
-            $courses = array ();
+            $courses = array();
             while ($obj = Database::fetch_object($res)) {
                 $courseInfo = api_get_course_info_by_id($obj->c_id);
-                $course = array ();
-                $course[]= '<a href="'.api_get_path(WEB_COURSE_PATH).$courseInfo['code'].'">'.$courseInfo['code'].' <a>';
+                $course = array();
+                $course[] = '<a href="'.api_get_path(WEB_COURSE_PATH).$courseInfo['code'].'">'.$courseInfo['code'].' <a>';
                 // Allow sort by date hiding the numerical date
                 $course[] = '<span style="display:none;">'.$obj->access_date.'</span>'.api_convert_and_format_date($obj->access_date);
                 $courses[] = $course;
@@ -887,7 +887,7 @@ 
     {
         $user_friend_table = Database::get_main_table(TABLE_MAIN_USER_REL_USER);
         $user_table = Database::get_main_table(TABLE_MAIN_USER);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
 
         if (api_is_multiple_url_enabled()) {
@@ -926,7 +926,7 @@ 
     {
         $totalLogin = array();
         $table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LOGIN);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
         $total = self::countUsers();
         if (api_is_multiple_url_enabled()) {
@@ -934,7 +934,7 @@ 
             $where_url = " AND login_user_id=user_id AND access_url_id='".$current_url_id."'";
         } else {
             $table_url = '';
-            $where_url='';
+            $where_url = '';
         }
         $now = api_get_utc_datetime();
         $sql[get_lang('ThisDay')] =

main/inc/lib/opengraph/OpenGraph.php

Indentation +48 added lines, -48 removed lines

@@ -18,11 +18,11 @@ 
 
 class OpenGraph implements Iterator
 {
-  /**
-   * There are base schema's based on type, this is just
-   * a map so that the schema can be obtained
-   *
-   */
+    /**
+     * There are base schema's based on type, this is just
+     * a map so that the schema can be obtained
+     *
+     */
     public static $TYPES = array(
         'activity' => array('activity', 'sport'),
         'business' => array('bar', 'company', 'cafe', 'hotel', 'restaurant'),
@@ -34,19 +34,19 @@ 
         'website' => array('blog', 'website'),
     );
 
-  /**
-   * Holds all the Open Graph values we've parsed from a page
-   *
-   */
+    /**
+     * Holds all the Open Graph values we've parsed from a page
+     *
+     */
     private $_values = array();
 
-  /**
-   * Fetches a URI and parses it for Open Graph data, returns
-   * false on error.
-   *
-   * @param $URI    URI to page to parse for Open Graph data
-   * @return OpenGraph
-   */
+    /**
+     * Fetches a URI and parses it for Open Graph data, returns
+     * false on error.
+     *
+     * @param $URI    URI to page to parse for Open Graph data
+     * @return OpenGraph
+     */
     static public function fetch($URI) {
         $curl = curl_init($URI);
 
@@ -69,13 +69,13 @@ 
         }
     }
 
-  /**
-   * Parses HTML and extracts Open Graph data, this assumes
-   * the document is at least well formed.
-   *
-   * @param $HTML    HTML to parse
-   * @return OpenGraph
-   */
+    /**
+     * Parses HTML and extracts Open Graph data, this assumes
+     * the document is at least well formed.
+     *
+     * @param $HTML    HTML to parse
+     * @return OpenGraph
+     */
     static private function _parse($HTML) {
         $old_libxml_error = libxml_use_internal_errors(true);
 
@@ -140,13 +140,13 @@ 
         return $page;
     }
 
-  /**
-   * Helper method to access attributes directly
-   * Example:
-   * $graph->title
-   *
-   * @param $key    Key to fetch from the lookup
-   */
+    /**
+     * Helper method to access attributes directly
+     * Example:
+     * $graph->title
+     *
+     * @param $key    Key to fetch from the lookup
+     */
     public function __get($key) {
         if (array_key_exists($key, $this->_values)) {
             return $this->_values[$key];
@@ -161,29 +161,29 @@ 
         }
     }
 
-  /**
-   * Return all the keys found on the page
-   *
-   * @return array
-   */
+    /**
+     * Return all the keys found on the page
+     *
+     * @return array
+     */
     public function keys() {
         return array_keys($this->_values);
     }
 
-  /**
-   * Helper method to check an attribute exists
-   *
-   * @param $key
-   */
+    /**
+     * Helper method to check an attribute exists
+     *
+     * @param $key
+     */
     public function __isset($key) {
         return array_key_exists($key, $this->_values);
     }
 
-  /**
-   * Will return true if the page has location data embedded
-   *
-   * @return boolean Check if the page has location data
-   */
+    /**
+     * Will return true if the page has location data embedded
+     *
+     * @return boolean Check if the page has location data
+     */
     public function hasLocation() {
         if (array_key_exists('latitude', $this->_values) && array_key_exists('longitude', $this->_values)) {
             return true;
@@ -197,9 +197,9 @@ 
         return $valid_address;
     }
 
-  /**
-   * Iterator code
-   */
+    /**
+     * Iterator code
+     */
     private $_position = 0;
     public function rewind() { reset($this->_values); $this->_position = 0; }
     public function current() { return current($this->_values); }