chamilo / chamilo-lms

main/survey/survey.lib.php

Spacing +179 added lines, -180 removed lines

@@ -35,7 +35,7 @@ 
             $result = Database::query($sql);
             if (Database::num_rows($result)) {
                 $num++;
-                $new_code = $code . $num;
+                $new_code = $code.$num;
             } else {
                 break;
             }
@@ -63,7 +63,7 @@ 
         $sql = "SELECT survey_invitation_id, survey_code
                 FROM $table_survey_invitation WHERE user = '$user_id' AND c_id <> 0 ";
         $result = Database::query($sql);
-        while ($row = Database::fetch_array($result ,'ASSOC')){
+        while ($row = Database::fetch_array($result, 'ASSOC')) {
             $survey_invitation_id = $row['survey_invitation_id'];
             $survey_code = $row['survey_code'];
             $sql2 = "DELETE FROM $table_survey_invitation
@@ -129,7 +129,7 @@ 
         $table_survey = Database :: get_course_table(TABLE_SURVEY);
 
         if ($shared != 0) {
-            $table_survey	= Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION);
+            $table_survey = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION);
             $sql = "SELECT * FROM $table_survey
                     WHERE survey_id='".intval($survey_id)."' ";
         } else {
@@ -142,8 +142,8 @@ 
         $result = Database::query($sql);
         $return = array();
 
-        if (Database::num_rows($result)> 0) {
-            $return = Database::fetch_array($result,'ASSOC');
+        if (Database::num_rows($result) > 0) {
+            $return = Database::fetch_array($result, 'ASSOC');
             if ($simple_return) {
                 return $return;
             }
@@ -161,7 +161,7 @@ 
             $return['survey_type'] = $return['survey_type'];
             $return['one_question_per_page'] = $return['one_question_per_page'];
             $return['show_form_profile'] = $return['show_form_profile'];
-            $return['input_name_list']		= isset($return['input_name_list']) ? $return['input_name_list'] : null;
+            $return['input_name_list'] = isset($return['input_name_list']) ? $return['input_name_list'] : null;
             $return['shuffle'] = $return['shuffle'];
             $return['parent_id'] = $return['parent_id'];
             $return['survey_version'] = $return['survey_version'];
@@ -187,7 +187,7 @@ 
         $course_id = api_get_course_int_id();
         $session_id = api_get_session_id();
         $courseCode = api_get_course_id();
-        $table_survey 	= Database :: get_course_table(TABLE_SURVEY);
+        $table_survey = Database :: get_course_table(TABLE_SURVEY);
         $shared_survey_id = 0;
 
         if (!isset($values['survey_id'])) {
@@ -233,7 +233,7 @@ 
                             if ($values[$field] == '') {
                                 $values[$field] = 0;
                             }
-                            $field_values.= $field.':'.$values[$field].'@';
+                            $field_values .= $field.':'.$values[$field].'@';
                         }
                     }
                     $extraParams['form_fields'] = $field_values;
@@ -385,7 +385,7 @@ 
             if ($values['anonymous'] == 0) {
                 $extraParams['show_form_profile'] = $values['show_form_profile'];
                 if ($values['show_form_profile'] == 1) {
-                    $fields = explode(',',$values['input_name_list']);
+                    $fields = explode(',', $values['input_name_list']);
                     $field_values = '';
                     foreach ($fields as & $field) {
                         if ($field != '') {
@@ -394,7 +394,7 @@ 
                             ) {
                                 $values[$field] = 0;
                             }
-                            $field_values.= $field.':'.$values[$field].'@';
+                            $field_values .= $field.':'.$values[$field].'@';
                         }
                     }
                     $extraParams['form_fields'] = $field_values;
@@ -526,7 +526,7 @@ 
         $_course = api_get_course_info();
 
         // Table definitions
-        $table_survey	= Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY);
+        $table_survey = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY);
 
         if (!$values['survey_id'] ||
             !is_numeric($values['survey_id']) ||
@@ -544,7 +544,7 @@ 
                     '".api_get_utc_datetime()."',
                     '".$_course['id']."')";
             Database::query($sql);
-            $return	= Database::insert_id();
+            $return = Database::insert_id();
 
             $sql = "UPDATE $table_survey SET survey_id = $return WHERE iid = $return";
             Database::query($sql);
@@ -561,7 +561,7 @@ 
                         surveythanks	= '".Database::escape_string($values['survey_thanks'])."'
 					WHERE survey_id = '".Database::escape_string($values['survey_share']['survey_share'])."'";
             Database::query($sql);
-            $return	= $values['survey_share']['survey_share'];
+            $return = $values['survey_share']['survey_share'];
         }
 
         return $return;
@@ -659,7 +659,7 @@ 
             $params['c_id'] = $targetCourseId;
             unset($params['survey_id']);
             $params['session_id'] = api_get_session_id();
-            $params['title'] = $params['title'] . ' ' . get_lang('Copy');
+            $params['title'] = $params['title'].' '.get_lang('Copy');
             unset($params['iid']);
             Database::insert($table_survey, $params);
             $new_survey_id = Database::insert_id();
@@ -685,7 +685,7 @@ 
         $sql = "SELECT * FROM $table_survey_question_group
                 WHERE c_id = $course_id AND  survey_id='".$survey_id."'";
         $res = Database::query($sql);
-        while($row = Database::fetch_array($res, 'ASSOC')) {
+        while ($row = Database::fetch_array($res, 'ASSOC')) {
             $params = array(
                 'c_id' =>  $targetCourseId,
                 'name' => $row['name'],
@@ -732,7 +732,7 @@ 
                 WHERE c_id = $course_id AND survey_id='".$survey_id."'";
 
         $res = Database::query($sql);
-        while ($row = Database::fetch_array($res ,'ASSOC')) {
+        while ($row = Database::fetch_array($res, 'ASSOC')) {
             $params = array(
                 'c_id' =>  $targetCourseId,
                 'question_id' => $question_id[$row['question_id']],
@@ -916,7 +916,7 @@ 
     {
         // Table definitions
         $tbl_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
-        $table_survey_question_option 	= Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
+        $table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
         $course_id = api_get_course_int_id();
 
         $sql = "SELECT * FROM $tbl_survey_question
@@ -942,7 +942,7 @@ 
         // Getting the information of the question
 
         $result = Database::query($sql);
-        $row = Database::fetch_array($result,'ASSOC');
+        $row = Database::fetch_array($result, 'ASSOC');
 
         $return['survey_id'] = $row['survey_id'];
         $return['question_id'] = $row['question_id'];
@@ -990,8 +990,8 @@ 
     public static function get_questions($survey_id, $course_id = '')
     {
         // Table definitions
-        $tbl_survey_question 			= Database :: get_course_table(TABLE_SURVEY_QUESTION);
-        $table_survey_question_option 	= Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
+        $tbl_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
+        $table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
 
         if (empty($course_id)) {
             $course_id = api_get_course_int_id();
@@ -1096,7 +1096,7 @@ 
 					        FROM $tbl_survey_question
                             WHERE c_id = $course_id AND survey_id='".intval($form_content['survey_id'])."'";
                     $result = Database::query($sql);
-                    $row = Database::fetch_array($result,'ASSOC');
+                    $row = Database::fetch_array($result, 'ASSOC');
                     $max_sort = $row['max_sort'];
 
                     // Some variables defined for survey-test type
@@ -1233,7 +1233,7 @@ 
                     WHERE survey_id='".intval($survey_data['survey_share'])."'
                     AND code='".Database::escape_string($_course['id'])."'";
             $result = Database::query($sql);
-            $row = Database::fetch_array($result,'ASSOC');
+            $row = Database::fetch_array($result, 'ASSOC');
             $max_sort = $row['max_sort'];
 
             // Adding the question to the survey_question table
@@ -1243,11 +1243,11 @@ 
                     '".Database::escape_string($form_content['question_comment'])."',
                     '".Database::escape_string($form_content['type'])."',
                     '".Database::escape_string($form_content['horizontalvertical'])."',
-                    '".Database::escape_string($max_sort+1)."',
+                    '".Database::escape_string($max_sort + 1)."',
                     '".Database::escape_string($_course['id'])."')";
             Database::query($sql);
             $shared_question_id = Database::insert_id();
-        }  else {
+        } else {
             // Updating an existing question
             // adding the question to the survey_question table
             $sql = "UPDATE $tbl_survey_question SET
@@ -1277,7 +1277,7 @@ 
     public static function move_survey_question($direction, $survey_question_id, $survey_id)
     {
         // Table definition
-        $table_survey_question 	= Database :: get_course_table(TABLE_SURVEY_QUESTION);
+        $table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
         $course_id = api_get_course_int_id();
 
         if ($direction == 'moveup') {
@@ -1329,11 +1329,11 @@ 
         $course_id = api_get_course_int_id();
 
         // Table definitions
-        $table_survey_question 	= Database :: get_course_table(TABLE_SURVEY_QUESTION);
+        $table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
         $course_condition = " c_id = $course_id AND ";
         if ($shared) {
             $course_condition = "";
-            $table_survey_question 	= Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION);
+            $table_survey_question = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION);
         }
 
         $sql = "DELETE FROM $table_survey_question
@@ -1366,7 +1366,7 @@ 
     {
         $course_id = api_get_course_int_id();
         // Table definitions
-        $table_survey_question 	= Database :: get_course_table(TABLE_SURVEY_QUESTION);
+        $table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
         if ($shared) {
             SurveyManager::delete_shared_survey_question($survey_id, $question_id);
         }
@@ -1428,7 +1428,7 @@ 
         $course_id = api_get_course_int_id();
         // A percentage question type has options 1 -> 100
         if ($form_content['type'] == 'percentage') {
-            for($i = 1; $i < 101; $i++) {
+            for ($i = 1; $i < 101; $i++) {
                 $form_content['answers'][] = $i;
             }
         }
@@ -1608,7 +1608,7 @@ 
     {
         $table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
 
-        $user_id	= intval($user_id);
+        $user_id = intval($user_id);
         $course_id	= intval($course_id);
         $survey_id	= intval($survey_id);
 
@@ -1636,14 +1636,14 @@ 
     static function get_people_who_filled_survey($survey_id, $all_user_info = false, $course_id = null)
     {
         // Database table definition
-        $table_survey_answer 		= Database :: get_course_table(TABLE_SURVEY_ANSWER);
-        $table_user					= Database :: get_main_table(TABLE_MAIN_USER);
+        $table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
+        $table_user = Database :: get_main_table(TABLE_MAIN_USER);
 
         // Variable initialisation
         $return = array();
 
         if (empty($course_id)) {
-            $course_id  = api_get_course_int_id();
+            $course_id = api_get_course_int_id();
         } else {
             $course_id = intval($course_id);
         }
@@ -1766,7 +1766,7 @@ 
     static function remove_answer($user, $survey_id, $question_id, $course_id) {
         $course_id = intval($course_id);
         // table definition
-        $table_survey_answer 		= Database :: get_course_table(TABLE_SURVEY_ANSWER);
+        $table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
         $sql = "DELETE FROM $table_survey_answer
 				WHERE
 				    c_id = $course_id AND
@@ -1939,16 +1939,16 @@ 
      */
     function delete_user_report($survey_id, $user_id)
     {
-        $table_survey_answer 		= Database :: get_course_table(TABLE_SURVEY_ANSWER);
-        $table_survey_invitation 	= Database :: get_course_table(TABLE_SURVEY_INVITATION);
-        $table_survey 				= Database :: get_course_table(TABLE_SURVEY);
+        $table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
+        $table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
+        $table_survey = Database :: get_course_table(TABLE_SURVEY);
 
         $course_id = api_get_course_int_id();
 
         if (!empty($survey_id) && !empty($user_id)) {
             // delete data from survey_answer by user_id and survey_id
             $sql = "DELETE FROM $table_survey_answer
-			        WHERE c_id = $course_id AND survey_id = '".(int)$survey_id."' AND user = '".(int)$user_id."'";
+			        WHERE c_id = $course_id AND survey_id = '".(int) $survey_id."' AND user = '".(int) $user_id."'";
             Database::query($sql);
             // update field answered from survey_invitation by user_id and survey_id
             $sql = "UPDATE $table_survey_invitation SET answered = '0'
@@ -1958,9 +1958,9 @@ 
                             SELECT code FROM $table_survey
                             WHERE
                                 c_id = $course_id AND
-                                survey_id = '".(int)$survey_id."'
+                                survey_id = '".(int) $survey_id."'
                         ) AND
-			            user = '".(int)$user_id."'";
+			            user = '".(int) $user_id."'";
             $result = Database::query($sql);
         }
 
@@ -1990,19 +1990,19 @@ 
         // Actions bar
         echo '<div class="actions">';
         echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?survey_id='.Security::remove_XSS($_GET['survey_id']).'">'.
-            Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('ReportingOverview'),'',ICON_SIZE_MEDIUM).'</a>';
+            Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('ReportingOverview'), '', ICON_SIZE_MEDIUM).'</a>';
         if (isset($_GET['user'])) {
             if (api_is_allowed_to_edit()) {
                 // The delete link
                 echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?action=deleteuserreport&survey_id='.Security::remove_XSS($_GET['survey_id']).'&user='.Security::remove_XSS($_GET['user']).'" >'.
-                    Display::return_icon('delete.png', get_lang('Delete'),'',ICON_SIZE_MEDIUM).'</a>';
+                    Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_MEDIUM).'</a>';
             }
 
             // Export the user report
             echo '<a href="javascript: void(0);" onclick="document.form1a.submit();">'.
-                Display::return_icon('export_csv.png', get_lang('ExportAsCSV'),'',ICON_SIZE_MEDIUM).'</a> ';
+                Display::return_icon('export_csv.png', get_lang('ExportAsCSV'), '', ICON_SIZE_MEDIUM).'</a> ';
             echo '<a href="javascript: void(0);" onclick="document.form1b.submit();">'.
-                Display::return_icon('export_excel.png', get_lang('ExportAsXLS'),'',ICON_SIZE_MEDIUM).'</a> ';
+                Display::return_icon('export_excel.png', get_lang('ExportAsXLS'), '', ICON_SIZE_MEDIUM).'</a> ';
             echo '<form id="form1a" name="form1a" method="post" action="'.api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'&user_id='.Security::remove_XSS($_GET['user']).'">';
             echo '<input type="hidden" name="export_report" value="export_report">';
             echo '<input type="hidden" name="export_format" value="csv">';
@@ -2035,7 +2035,7 @@ 
                     $name = $person['invited_user'];
                 }
             } else {
-                $name  = get_lang('Anonymous') . ' ' . ($key + 1);
+                $name = get_lang('Anonymous').' '.($key + 1);
                 $id = $person;
             }
             echo '<option value="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'&user='.Security::remove_XSS($id).'" ';
@@ -2165,9 +2165,9 @@ 
         $singlePage = isset($_GET['single_page']) ? intval($_GET['single_page']) : 0;
         $course_id = api_get_course_int_id();
         // Database table definitions
-        $table_survey_question 			= Database :: get_course_table(TABLE_SURVEY_QUESTION);
-        $table_survey_question_option 	= Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
-        $table_survey_answer 			= Database :: get_course_table(TABLE_SURVEY_ANSWER);
+        $table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
+        $table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
+        $table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
 
         // Determining the offset of the sql statement (the n-th question of the survey)
         $offset = !isset($_GET['question']) ? 0 : intval($_GET['question']);
@@ -2178,7 +2178,7 @@ 
 
         echo '<div class="actions">';
         echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?survey_id='.$surveyId.'">'.
-            Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('ReportingOverview'),'',ICON_SIZE_MEDIUM).'</a>';
+            Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('ReportingOverview'), '', ICON_SIZE_MEDIUM).'</a>';
         echo '</div>';
 
         if ($survey_data['number_of_questions'] > 0) {
@@ -2188,21 +2188,21 @@ 
                 /* echo '<ul><li class="disabled"><a href="#">'.get_lang('Question').'</a></li>'; */
 
                 if ($currentQuestion != 0) {
-                    echo '<li><a href="' . api_get_path(WEB_CODE_PATH) . 'survey/reporting.php?action=' . $action . '&' . api_get_cidreq() . '&survey_id=' . $surveyId . '&question=' . ($offset - 1) . '">' . get_lang('PreviousQuestion') . '</a></li>';
+                    echo '<li><a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?action='.$action.'&'.api_get_cidreq().'&survey_id='.$surveyId.'&question='.($offset - 1).'">'.get_lang('PreviousQuestion').'</a></li>';
                 }
 
                 for ($i = 1; $i <= $survey_data['number_of_questions']; $i++) {
                     if ($offset != $i - 1) {
-                        echo '<li><a href="' . api_get_path(WEB_CODE_PATH) . 'survey/reporting.php?action=' . $action . '&' . api_get_cidreq() . '&survey_id=' . $surveyId . '&question=' . ($i - 1) . '">' . $i . '</a></li>';
+                        echo '<li><a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?action='.$action.'&'.api_get_cidreq().'&survey_id='.$surveyId.'&question='.($i - 1).'">'.$i.'</a></li>';
                     } else {
-                        echo '<li class="disabled"s><a href="#">' . $i . '</a></li>';
+                        echo '<li class="disabled"s><a href="#">'.$i.'</a></li>';
                     }
                     /*if ($i < $survey_data['number_of_questions']) {
                         echo ' | ';
                     }*/
                 }
                 if ($currentQuestion < ($survey_data['number_of_questions'] - 1)) {
-                    echo '<li><a href="' . api_get_path(WEB_CODE_PATH) . 'survey/reporting.php?action=' . $action . '&' . api_get_cidreq() . '&survey_id=' . $surveyId . '&question=' . ($offset + 1) . '">' . get_lang('NextQuestion') . '</li></a>';
+                    echo '<li><a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?action='.$action.'&'.api_get_cidreq().'&survey_id='.$surveyId.'&question='.($offset + 1).'">'.get_lang('NextQuestion').'</li></a>';
                 }
                 echo '</ul>';
                 echo '</div>';
@@ -2254,19 +2254,19 @@ 
                 $sql = "SELECT * FROM $table_survey_answer
                         WHERE
                             c_id = $course_id AND
-                            survey_id='" . intval($_GET['survey_id']) . "' AND
-                            question_id = '" . intval($question['question_id']) . "'";
+                            survey_id='".intval($_GET['survey_id'])."' AND
+                            question_id = '" . intval($question['question_id'])."'";
                 $result = Database::query($sql);
                 while ($row = Database::fetch_array($result)) {
-                    echo $row['option_id'] . '<hr noshade="noshade" size="1" />';
+                    echo $row['option_id'].'<hr noshade="noshade" size="1" />';
                 }
             } else {
                 // Getting the options ORDER BY sort ASC
                 $sql = "SELECT * FROM $table_survey_question_option
                         WHERE
                             c_id = $course_id AND
-                            survey_id='" . intval($_GET['survey_id']) . "'
-                            AND question_id = '" . intval($question['question_id']) . "'
+                            survey_id='".intval($_GET['survey_id'])."'
+                            AND question_id = '" . intval($question['question_id'])."'
                         ORDER BY sort ASC";
                 $result = Database::query($sql);
                 while ($row = Database::fetch_array($result)) {
@@ -2276,8 +2276,8 @@ 
                 $sql = "SELECT *, count(answer_id) as total FROM $table_survey_answer
                         WHERE
                             c_id = $course_id AND
-                            survey_id='" . intval($_GET['survey_id']) . "'
-                            AND question_id = '" . intval($question['question_id']) . "'
+                            survey_id='".intval($_GET['survey_id'])."'
+                            AND question_id = '" . intval($question['question_id'])."'
                         GROUP BY option_id, value";
                 $result = Database::query($sql);
                 $number_of_answers = array();
@@ -2294,8 +2294,7 @@ 
                     $optionText = strip_tags($option['option_text']);
                     $optionText = html_entity_decode($optionText);
                     $votes = isset($data[$option['question_option_id']]['total']) ?
-                        $data[$option['question_option_id']]['total'] :
-                        '0';
+                        $data[$option['question_option_id']]['total'] : '0';
                     array_push($chartData, array('option' => $optionText, 'votes' => $votes));
                 }
                 $chartContainerId = 'chartContainer'.$question['question_id'];
@@ -2307,9 +2306,9 @@ 
                 echo '<table class="display-survey table">';
                 echo '	<tr>';
                 echo '		<th>&nbsp;</th>';
-                echo '		<th>' . get_lang('AbsoluteTotal') . '</th>';
-                echo '		<th>' . get_lang('Percentage') . '</th>';
-                echo '		<th>' . get_lang('VisualRepresentation') . '</th>';
+                echo '		<th>'.get_lang('AbsoluteTotal').'</th>';
+                echo '		<th>'.get_lang('Percentage').'</th>';
+                echo '		<th>'.get_lang('VisualRepresentation').'</th>';
                 echo '	<tr>';
 
                 // Displaying the table: the content
@@ -2328,22 +2327,22 @@ 
                             $answers_number = $absolute_number / $number_of_answers[$option['question_id']] * 100;
                         }
                         echo '	<tr>';
-                        echo '		<td class="center">' . $value['option_text'] . '</td>';
+                        echo '		<td class="center">'.$value['option_text'].'</td>';
                         echo '		<td class="center">';
                         if ($absolute_number != 0) {
-                            echo '<a href="' . api_get_path(WEB_CODE_PATH) . 'survey/reporting.php?action=' . $action . '&survey_id=' . $surveyId . '&question=' . $offset . '&viewoption=' . $value['question_option_id'] . '">' . $absolute_number . '</a>';
+                            echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?action='.$action.'&survey_id='.$surveyId.'&question='.$offset.'&viewoption='.$value['question_option_id'].'">'.$absolute_number.'</a>';
                         } else {
                             echo '0';
                         }
 
                         echo '      </td>';
-                        echo '		<td class="center">' . round($answers_number, 2) . ' %</td>';
+                        echo '		<td class="center">'.round($answers_number, 2).' %</td>';
                         echo '		<td class="center">';
                         $size = $answers_number * 2;
                         if ($size > 0) {
-                            echo '<div style="border:1px solid #264269; background-color:#aecaf4; height:10px; width:' . $size . 'px">&nbsp;</div>';
+                            echo '<div style="border:1px solid #264269; background-color:#aecaf4; height:10px; width:'.$size.'px">&nbsp;</div>';
                         } else {
-                            echo '<div style="text-align: left;">' . get_lang("NoDataAvailable") . '</div>';
+                            echo '<div style="text-align: left;">'.get_lang("NoDataAvailable").'</div>';
                         }
                         echo ' </td>';
                         echo ' </tr>';
@@ -2351,8 +2350,8 @@ 
                 }
                 // displaying the table: footer (totals)
                 echo '	<tr>';
-                echo '		<td class="total"><b>' . get_lang('Total') . '</b></td>';
-                echo '		<td class="total"><b>' . ($number_of_answers[$option['question_id']] == 0 ? '0' : $number_of_answers[$option['question_id']]) . '</b></td>';
+                echo '		<td class="total"><b>'.get_lang('Total').'</b></td>';
+                echo '		<td class="total"><b>'.($number_of_answers[$option['question_id']] == 0 ? '0' : $number_of_answers[$option['question_id']]).'</b></td>';
                 echo '		<td class="total">&nbsp;</td>';
                 echo '		<td class="total">&nbsp;</td>';
                 echo '	</tr>';
@@ -2396,8 +2395,8 @@ 
     public static function display_question_report_score($survey_data, $question, $offset)
     {
         // Database table definitions
-        $table_survey_question_option 	= Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
-        $table_survey_answer 			= Database :: get_course_table(TABLE_SURVEY_ANSWER);
+        $table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
+        $table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
 
         $course_id = api_get_course_int_id();
 
@@ -2467,9 +2466,9 @@ 
                 echo '		<td>'.$value['option_text'].'</td>';
                 echo '		<td>'.$i.'</td>';
                 echo '		<td><a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?action='.$action.'&survey_id='.Security::remove_XSS($_GET['survey_id']).'&question='.Security::remove_XSS($offset).'&viewoption='.$value['question_option_id'].'&value='.$i.'">'.$absolute_number.'</a></td>';
-                echo '		<td>'.round($absolute_number/$number_of_answers*100, 2).' %</td>';
+                echo '		<td>'.round($absolute_number / $number_of_answers * 100, 2).' %</td>';
                 echo '		<td>';
-                $size = ($absolute_number/$number_of_answers*100*2);
+                $size = ($absolute_number / $number_of_answers * 100 * 2);
                 if ($size > 0) {
                     echo '			<div style="border:1px solid #264269; background-color:#aecaf4; height:10px; width:'.$size.'px">&nbsp;</div>';
                 }
@@ -2506,11 +2505,11 @@ 
         // Actions bar
         echo '<div class="actions">';
         echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?survey_id='.Security::remove_XSS($_GET['survey_id']).'">
-		'.Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('ReportingOverview'),'',ICON_SIZE_MEDIUM).'</a>';
+		'.Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('ReportingOverview'), '', ICON_SIZE_MEDIUM).'</a>';
         echo '<a class="survey_export_link" href="javascript: void(0);" onclick="document.form1a.submit();">
-		'.Display::return_icon('export_csv.png',get_lang('ExportAsCSV'),'',ICON_SIZE_MEDIUM).'</a>';
+		'.Display::return_icon('export_csv.png', get_lang('ExportAsCSV'), '', ICON_SIZE_MEDIUM).'</a>';
         echo '<a class="survey_export_link" href="javascript: void(0);" onclick="document.form1b.submit();">
-		'.Display::return_icon('export_excel.png',get_lang('ExportAsXLS'),'',ICON_SIZE_MEDIUM).'</a>';
+		'.Display::return_icon('export_excel.png', get_lang('ExportAsXLS'), '', ICON_SIZE_MEDIUM).'</a>';
         echo '</div>';
 
         // The form
@@ -2543,8 +2542,8 @@ 
             // Show user fields section with a big th colspan that spans over all fields
             $extra_user_fields = UserManager::get_extra_fields(0, 0, 5, 'ASC', false, true);
             $num = count($extra_user_fields);
-            if ($num > 0 ) {
-                echo '<th '.($num>0?' colspan="'.$num.'"':'').'>';
+            if ($num > 0) {
+                echo '<th '.($num > 0 ? ' colspan="'.$num.'"' : '').'>';
                 echo '<label><input type="checkbox" name="fields_filter" value="1" checked="checked"/> ';
                 echo get_lang('UserFields');
                 echo '</label>';
@@ -2609,7 +2608,7 @@ 
         if (!(isset($_POST['submit_question_filter']) && $_POST['submit_question_filter'] ||
                 isset($_POST['export_report']) && $_POST['export_report']) || !empty($_POST['fields_filter'])) {
             //show the fields names for user fields
-            foreach($extra_user_fields as & $field) {
+            foreach ($extra_user_fields as & $field) {
                 echo '<th>'.$field[3].'</th>';
             }
         }
@@ -2629,7 +2628,7 @@ 
 				ORDER BY sq.sort ASC, sqo.sort ASC";
         $result = Database::query($sql);
 
-        $display_percentage_header = 1;	// in order to display only once the cell option (and not 100 times)
+        $display_percentage_header = 1; // in order to display only once the cell option (and not 100 times)
         while ($row = Database::fetch_array($result)) {
             // We show the options if
             // 1. there is no question filter and the export button has not been clicked
@@ -2689,7 +2688,7 @@ 
                     $questions,
                     $display_extra_user_fields
                 );
-                $answers_of_user=array();
+                $answers_of_user = array();
             }
             if (isset($questions[$row['question_id']]) && $questions[$row['question_id']]['type'] != 'open') {
                 $answers_of_user[$row['question_id']][$row['option_id']] = $row;
@@ -2751,7 +2750,7 @@ 
                 echo '<th>'.$user.'</th>'; // the user column
             }
         } else {
-            echo '<th>' . get_lang('Anonymous') . ' ' . $user . '</th>';
+            echo '<th>'.get_lang('Anonymous').' '.$user.'</th>';
         }
 
         if ($display_extra_user_fields) {
@@ -2847,10 +2846,10 @@ 
                 // We do not show comment and pagebreak question types
                 if ($row['type'] != 'comment' && $row['type'] != 'pagebreak') {
                     if ($row['number_of_options'] == 0 && $row['type'] == 'open') {
-                        $return .= str_replace("\r\n",'  ', api_html_entity_decode(strip_tags($row['survey_question']), ENT_QUOTES)).';';
+                        $return .= str_replace("\r\n", '  ', api_html_entity_decode(strip_tags($row['survey_question']), ENT_QUOTES)).';';
                     } else {
                         for ($ii = 0; $ii < $row['number_of_options']; $ii++) {
-                            $return .= str_replace("\r\n",'  ', api_html_entity_decode(strip_tags($row['survey_question']), ENT_QUOTES)).';';
+                            $return .= str_replace("\r\n", '  ', api_html_entity_decode(strip_tags($row['survey_question']), ENT_QUOTES)).';';
                         }
                     }
                 }
@@ -2864,7 +2863,7 @@ 
         // Show the fields names for user fields
         if (!empty($extra_user_fields)) {
             foreach ($extra_user_fields as & $field) {
-                $return .= '"'.str_replace("\r\n",'  ',api_html_entity_decode(strip_tags($field[3]), ENT_QUOTES)).'";';
+                $return .= '"'.str_replace("\r\n", '  ', api_html_entity_decode(strip_tags($field[3]), ENT_QUOTES)).'";';
             }
         }
 
@@ -2899,7 +2898,7 @@ 
             ) {
                 // We do not show comment and pagebreak question types
                 if ($row['type'] != 'comment' && $row['type'] != 'pagebreak') {
-                    $row['option_text'] = str_replace(array("\r","\n"),array('',''),$row['option_text']);
+                    $row['option_text'] = str_replace(array("\r", "\n"), array('', ''), $row['option_text']);
                     $return .= api_html_entity_decode(strip_tags($row['option_text']), ENT_QUOTES).';';
                     $possible_answers[$row['question_id']][$row['question_option_id']] = $row['question_option_id'];
                     $possible_answers_type[$row['question_id']] = $row['type'];
@@ -2929,9 +2928,9 @@ 
                     $old_user,
                     true
                 );
-                $answers_of_user=array();
+                $answers_of_user = array();
             }
-            if($possible_answers_type[$row['question_id']] == 'open') {
+            if ($possible_answers_type[$row['question_id']] == 'open') {
                 $temp_id = 'open'.$open_question_iterator;
                 $answers_of_user[$row['question_id']][$temp_id] = $row;
                 $open_question_iterator++;
@@ -2990,7 +2989,7 @@ 
 
         if ($display_extra_user_fields) {
             // Show user fields data, if any, for this user
-            $user_fields_values = UserManager::get_extra_user_data($user,false,false, false, true);
+            $user_fields_values = UserManager::get_extra_user_data($user, false, false, false, true);
             foreach ($user_fields_values as & $value) {
                 $return .= '"'.str_replace('"', '""', api_html_entity_decode(strip_tags($value), ENT_QUOTES)).'";';
             }
@@ -3089,9 +3088,9 @@ 
                                 ENT_QUOTES
                             )
                         );
-                        $column ++;
+                        $column++;
                     } else {
-                        for ($ii = 0; $ii < $row['number_of_options']; $ii ++) {
+                        for ($ii = 0; $ii < $row['number_of_options']; $ii++) {
                             $worksheet->SetCellValueByColumnAndRow(
                                 $line,
                                 $column,
@@ -3100,7 +3099,7 @@ 
                                     ENT_QUOTES
                                 )
                             );
-                            $column ++;
+                            $column++;
                         }
                     }
                 }
@@ -3160,7 +3159,7 @@ 
         }
 
         // Getting all the answers of the users
-        $line ++;
+        $line++;
         $column = 0;
         $old_user = '';
         $answers_of_user = array();
@@ -3169,7 +3168,7 @@ 
         if ($user_id != 0) {
             $sql .= "AND user='".intval($user_id)."' ";
         }
-        $sql .=	"ORDER BY user ASC";
+        $sql .= "ORDER BY user ASC";
 
         $open_question_iterator = 1;
         $result = Database::query($sql);
@@ -3244,7 +3243,7 @@ 
                         FROM '.Database::get_main_table(TABLE_MAIN_USER).'
                         WHERE user_id='.intval($user);
                 $rs = Database::query($sql);
-                if($row = Database::fetch_array($rs)) {
+                if ($row = Database::fetch_array($rs)) {
                     $user_displayed = api_get_person_name($row['firstname'], $row['lastname']);
                 } else {
                     $user_displayed = '-';
@@ -3259,8 +3258,8 @@ 
 
         if ($display_extra_user_fields) {
             //show user fields data, if any, for this user
-            $user_fields_values = UserManager::get_extra_user_data(intval($user),false,false, false, true);
-            foreach($user_fields_values as $value) {
+            $user_fields_values = UserManager::get_extra_user_data(intval($user), false, false, false, true);
+            foreach ($user_fields_values as $value) {
                 $return[] = api_html_entity_decode(strip_tags($value), ENT_QUOTES);
             }
         }
@@ -3269,7 +3268,7 @@ 
             foreach ($possible_options as $question_id => & $possible_option) {
                 if (is_array($possible_option) && count($possible_option) > 0) {
                     foreach ($possible_option as $option_id => & $value) {
-                        $my_answers_of_user = ($answers_of_user[$question_id]==null) ? array() : $answers_of_user[$question_id];
+                        $my_answers_of_user = ($answers_of_user[$question_id] == null) ? array() : $answers_of_user[$question_id];
                         $key = array_keys($my_answers_of_user);
                         if (substr($key[0], 0, 4) == 'open') {
                             $return[] = api_html_entity_decode(strip_tags($answers_of_user[$question_id][$key[0]]['option_id']), ENT_QUOTES);
@@ -3319,7 +3318,7 @@ 
         // Actions bar
         echo '<div class="actions">';
         echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?survey_id='.intval($_GET['survey_id']).'">'.
-                Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('ReportingOverview'),'',ICON_SIZE_MEDIUM).'</a>';
+                Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('ReportingOverview'), '', ICON_SIZE_MEDIUM).'</a>';
         echo '</div>';
 
         // Displaying an information message that only the questions with predefined answers can be used in a comparative report
@@ -3384,25 +3383,25 @@ 
 
             $xOptions = array();
             // The header
-            $tableHtml .=  '	<tr>';
+            $tableHtml .= '	<tr>';
             for ($ii = 0; $ii <= count($question_x['answers']); $ii++) {
                 if ($ii == 0) {
-                    $tableHtml .=  '		<th>&nbsp;</th>';
+                    $tableHtml .= '		<th>&nbsp;</th>';
                 } else {
                     if ($question_x['type'] == 'score') {
                         for ($x = 1; $x <= $question_x['maximum_score']; $x++) {
-                            $tableHtml .= '		<th>'.$question_x['answers'][($ii-1)].'<br />'.$x.'</th>';
+                            $tableHtml .= '		<th>'.$question_x['answers'][($ii - 1)].'<br />'.$x.'</th>';
                         }
                         $x = '';
                     } else {
-                        $tableHtml .= '		<th>'.$question_x['answers'][($ii-1)].'</th>';
+                        $tableHtml .= '		<th>'.$question_x['answers'][($ii - 1)].'</th>';
                     }
-                    $optionText = strip_tags($question_x['answers'][$ii-1]);
+                    $optionText = strip_tags($question_x['answers'][$ii - 1]);
                     $optionText = html_entity_decode($optionText);
                     array_push($xOptions, trim($optionText));
                 }
             }
-            $tableHtml .=  '	</tr>';
+            $tableHtml .= '	</tr>';
             $chartData = array();
 
             // The main part
@@ -3412,15 +3411,15 @@ 
                 // The Y axis is a scoring question type so we have more rows than the options (actually options * maximum score)
                 if ($question_y['type'] == 'score') {
                     for ($y = 1; $y <= $question_y['maximum_score']; $y++) {
-                        $tableHtml .=  '	<tr>';
+                        $tableHtml .= '	<tr>';
                         for ($ii = 0; $ii <= count($question_x['answers']); $ii++) {
                             if ($question_x['type'] == 'score') {
                                 for ($x = 1; $x <= $question_x['maximum_score']; $x++) {
                                     if ($ii == 0) {
-                                        $tableHtml .=  ' <th>'.$question_y['answers'][($ij)].' '.$y.'</th>';
+                                        $tableHtml .= ' <th>'.$question_y['answers'][($ij)].' '.$y.'</th>';
                                         break;
                                     } else {
-                                        $tableHtml .=  ' <td align="center">';
+                                        $tableHtml .= ' <td align="center">';
                                         $votes = SurveyUtil::comparative_check(
                                             $answers_x,
                                             $answers_y,
@@ -3429,23 +3428,23 @@ 
                                             $x,
                                             $y
                                         );
-                                        $tableHtml .=  $votes;
+                                        $tableHtml .= $votes;
                                         array_push(
                                             $chartData,
                                             array(
-                                                'serie' => array($currentYQuestion, $xOptions[$ii-1]),
+                                                'serie' => array($currentYQuestion, $xOptions[$ii - 1]),
                                                 'option' => $x,
                                                 'votes' => $votes
                                             )
                                         );
-                                        $tableHtml .=  '</td>';
+                                        $tableHtml .= '</td>';
                                     }
                                 }
                             } else {
                                 if ($ii == 0) {
-                                    $tableHtml .=  '<th>'.$question_y['answers'][$ij].' '.$y.'</th>';
+                                    $tableHtml .= '<th>'.$question_y['answers'][$ij].' '.$y.'</th>';
                                 } else {
-                                    $tableHtml .=  '<td align="center">';
+                                    $tableHtml .= '<td align="center">';
                                     $votes = SurveyUtil::comparative_check(
                                         $answers_x,
                                         $answers_y,
@@ -3458,65 +3457,65 @@ 
                                     array_push(
                                         $chartData,
                                         array(
-                                            'serie' => array($currentYQuestion, $xOptions[$ii-1]),
+                                            'serie' => array($currentYQuestion, $xOptions[$ii - 1]),
                                             'option' => $y,
                                             'votes' => $votes
                                         )
                                     );
-                                    $tableHtml .=  '</td>';
+                                    $tableHtml .= '</td>';
                                 }
                             }
                         }
-                        $tableHtml .=  '	</tr>';
+                        $tableHtml .= '	</tr>';
                     }
                 }
                 // The Y axis is NOT a score question type so the number of rows = the number of options
                 else {
-                    $tableHtml .=  '	<tr>';
+                    $tableHtml .= '	<tr>';
                     for ($ii = 0; $ii <= count($question_x['answers']); $ii++) {
                         if ($question_x['type'] == 'score') {
                             for ($x = 1; $x <= $question_x['maximum_score']; $x++) {
                                 if ($ii == 0) {
-                                    $tableHtml .=  '		<th>'.$question_y['answers'][$ij].'</th>';
+                                    $tableHtml .= '		<th>'.$question_y['answers'][$ij].'</th>';
                                     break;
                                 } else {
-                                    $tableHtml .=  '		<td align="center">';
-                                    $votes =  SurveyUtil::comparative_check($answers_x, $answers_y, $question_x['answersid'][($ii-1)], $question_y['answersid'][($ij)], $x, 0);
+                                    $tableHtml .= '		<td align="center">';
+                                    $votes = SurveyUtil::comparative_check($answers_x, $answers_y, $question_x['answersid'][($ii - 1)], $question_y['answersid'][($ij)], $x, 0);
                                     $tableHtml .= $votes;
                                     array_push(
                                         $chartData,
                                         array(
-                                            'serie' => array($currentYQuestion, $xOptions[$ii-1]),
+                                            'serie' => array($currentYQuestion, $xOptions[$ii - 1]),
                                             'option' => $x,
                                             'votes' => $votes
                                         )
                                     );
-                                    $tableHtml .=  '</td>';
+                                    $tableHtml .= '</td>';
                                 }
                             }
                         } else {
                             if ($ii == 0) {
-                                $tableHtml .=  '		<th>'.$question_y['answers'][($ij)].'</th>';
+                                $tableHtml .= '		<th>'.$question_y['answers'][($ij)].'</th>';
                             } else {
-                                $tableHtml .=  '		<td align="center">';
-                                $votes = SurveyUtil::comparative_check($answers_x, $answers_y, $question_x['answersid'][($ii-1)], $question_y['answersid'][($ij)]);
+                                $tableHtml .= '		<td align="center">';
+                                $votes = SurveyUtil::comparative_check($answers_x, $answers_y, $question_x['answersid'][($ii - 1)], $question_y['answersid'][($ij)]);
                                 $tableHtml .= $votes;
                                 array_push(
                                     $chartData,
                                     array(
-                                        'serie' => $xOptions[$ii-1],
+                                        'serie' => $xOptions[$ii - 1],
                                         'option' => $currentYQuestion,
                                         'votes' => $votes
                                     )
                                 );
-                                $tableHtml .=  '</td>';
+                                $tableHtml .= '</td>';
                             }
                         }
                     }
-                    $tableHtml .=  '	</tr>';
+                    $tableHtml .= '	</tr>';
                 }
             }
-            $tableHtml .=  '</table>';
+            $tableHtml .= '</table>';
             echo '<div id="chartContainer" class="col-md-12">';
             echo self::drawChart($chartData, true);
             echo '</div>';
@@ -3656,7 +3655,7 @@ 
                     survey_id='".intval($_GET['survey_id'])."' AND
                     session_id='".api_get_session_id()."' ";
         $res = Database::query($sql);
-        $row = Database::fetch_array($res,'ASSOC');
+        $row = Database::fetch_array($res, 'ASSOC');
 
         return $row['total'];
     }
@@ -3731,7 +3730,7 @@ 
             $exclude_users = SurveyManager::get_people_who_filled_survey($_GET['survey_id']);
         }
 
-        $counter = 0;  // Nr of invitations "sent" (if sendmail option)
+        $counter = 0; // Nr of invitations "sent" (if sendmail option)
         $course_id = api_get_course_int_id();
         $session_id = api_get_session_id();
 
@@ -3887,7 +3886,7 @@ 
         $text_link = '<a href="'.$survey_link.'">'.get_lang('ClickHereToAnswerTheSurvey')."</a><br />\r\n<br />\r\n".get_lang('OrCopyPasteTheFollowingUrl')." <br />\r\n ".$survey_link;
 
         $replace_count = 0;
-        $full_invitation_text = api_str_ireplace('**link**', $text_link ,$invitation_text, $replace_count);
+        $full_invitation_text = api_str_ireplace('**link**', $text_link, $invitation_text, $replace_count);
         if ($replace_count < 1) {
             $full_invitation_text = $full_invitation_text."<br />\r\n<br />\r\n".$text_link;
         }
@@ -3959,8 +3958,8 @@ 
         $course_id = api_get_course_int_id();
 
         // Database table definition
-        $table_survey_invitation 	= Database :: get_course_table(TABLE_SURVEY_INVITATION);
-        $table_survey 				= Database :: get_course_table(TABLE_SURVEY);
+        $table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
+        $table_survey = Database :: get_course_table(TABLE_SURVEY);
 
         // Counting the number of people that are invited
         $sql = "SELECT count(user) as total
@@ -4074,7 +4073,7 @@ 
     {
         $course_id = api_get_course_int_id();
         // Database table definition
-        $table_survey_invitation 	= Database :: get_course_table(TABLE_SURVEY_INVITATION);
+        $table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
 
         $sql = "SELECT * FROM $table_survey_invitation
 		        WHERE
@@ -4210,7 +4209,7 @@ 
     function display_survey_list_for_coach()
     {
         $parameters = array();
-        $parameters['cidReq']=api_get_course_id();
+        $parameters['cidReq'] = api_get_course_id();
         if (isset($_GET['do_search'])) {
             $message = get_lang('DisplaySearchResults').'<br />';
             $message .= '<a href="'.api_get_self().'?'.api_get_cidreq().'">'.get_lang('DisplayAll').'</a>';
@@ -4254,17 +4253,17 @@ 
 
         if ($drh) {
             return '<a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.
-            Display::return_icon('stats.png', get_lang('Reporting'),'',ICON_SIZE_SMALL).'</a>';
+            Display::return_icon('stats.png', get_lang('Reporting'), '', ICON_SIZE_SMALL).'</a>';
         }
 
         // Coach can see that only if the survey is in his session
         if (api_is_allowed_to_edit() ||
             api_is_element_in_the_session(TOOL_SURVEY, $survey_id)
         ) {
-            $return .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/create_new_survey.php?'.api_get_cidreq().'&action=edit&survey_id='.$survey_id.'">'.Display::return_icon('edit.png', get_lang('Edit'),'',ICON_SIZE_SMALL).'</a>';
+            $return .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/create_new_survey.php?'.api_get_cidreq().'&action=edit&survey_id='.$survey_id.'">'.Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL).'</a>';
             if (SurveyManager::survey_generation_hash_available()) {
-                $return .=  Display::url(
-                    Display::return_icon('new_link.png', get_lang('GenerateSurveyAccessLink'),'',ICON_SIZE_SMALL),
+                $return .= Display::url(
+                    Display::return_icon('new_link.png', get_lang('GenerateSurveyAccessLink'), '', ICON_SIZE_SMALL),
                     api_get_path(WEB_CODE_PATH).'survey/generate_link.php?survey_id='.$survey_id.'&'.api_get_cidreq()
                 );
             }
@@ -4274,20 +4273,20 @@ 
             );
 
             $return .= ' <a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_list.php?'.api_get_cidreq().'&action=empty&survey_id='.$survey_id.'" onclick="javascript: if(!confirm(\''.addslashes(api_htmlentities(get_lang("EmptySurvey").'?')).'\')) return false;">'.
-                Display::return_icon('clean.png', get_lang('EmptySurvey'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
+                Display::return_icon('clean.png', get_lang('EmptySurvey'), '', ICON_SIZE_SMALL).'</a>&nbsp;';
         }
         $return .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/preview.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.
-            Display::return_icon('preview_view.png', get_lang('Preview'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
+            Display::return_icon('preview_view.png', get_lang('Preview'), '', ICON_SIZE_SMALL).'</a>&nbsp;';
         $return .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invite.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.
-            Display::return_icon('mail_send.png', get_lang('Publish'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
+            Display::return_icon('mail_send.png', get_lang('Publish'), '', ICON_SIZE_SMALL).'</a>&nbsp;';
         $return .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.
-            Display::return_icon('stats.png', get_lang('Reporting'),'',ICON_SIZE_SMALL).'</a>';
+            Display::return_icon('stats.png', get_lang('Reporting'), '', ICON_SIZE_SMALL).'</a>';
 
         if (api_is_allowed_to_edit() ||
             api_is_element_in_the_session(TOOL_SURVEY, $survey_id)
         ) {
             $return .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_list.php?'.api_get_cidreq().'&action=delete&survey_id='.$survey_id.'" onclick="javascript: if(!confirm(\''.addslashes(api_htmlentities(get_lang("DeleteSurvey").'?', ENT_QUOTES)).'\')) return false;">'.
-                Display::return_icon('delete.png', get_lang('Delete'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
+                Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'</a>&nbsp;';
         }
 
         return $return;
@@ -4300,9 +4299,9 @@ 
         //$return .= '<a href="survey_list.php?'.api_get_cidreq().'&action=delete&survey_id='.$survey_id.'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("DeleteSurvey").'?', ENT_QUOTES)).'\')) return false;">'.Display::return_icon('delete.gif', get_lang('Delete')).'</a>';
         //$return .= '<a href="create_survey_in_another_language.php?id_survey='.$survey_id.'">'.Display::return_icon('copy.gif', get_lang('Copy')).'</a>';
         //$return .= '<a href="survey.php?survey_id='.$survey_id.'">'.Display::return_icon('add.gif', get_lang('Add')).'</a>';
-        $return = '<a href="'.api_get_path(WEB_CODE_PATH).'survey/preview.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('preview_view.png', get_lang('Preview'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
-        $return .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invite.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('mail_send.png', get_lang('Publish'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
-        $return .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_list.php?'.api_get_cidreq().'&action=empty&survey_id='.$survey_id.'" onclick="javascript: if(!confirm(\''.addslashes(api_htmlentities(get_lang("EmptySurvey").'?', ENT_QUOTES)).'\')) return false;">'.Display::return_icon('clean.png', get_lang('EmptySurvey'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
+        $return = '<a href="'.api_get_path(WEB_CODE_PATH).'survey/preview.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('preview_view.png', get_lang('Preview'), '', ICON_SIZE_SMALL).'</a>&nbsp;';
+        $return .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invite.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('mail_send.png', get_lang('Publish'), '', ICON_SIZE_SMALL).'</a>&nbsp;';
+        $return .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_list.php?'.api_get_cidreq().'&action=empty&survey_id='.$survey_id.'" onclick="javascript: if(!confirm(\''.addslashes(api_htmlentities(get_lang("EmptySurvey").'?', ENT_QUOTES)).'\')) return false;">'.Display::return_icon('clean.png', get_lang('EmptySurvey'), '', ICON_SIZE_SMALL).'</a>&nbsp;';
         //$return .= '<a href="reporting.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('statistics.gif', get_lang('Reporting')).'</a>';
         return $return;
     }
@@ -4457,7 +4456,7 @@ 
 
             // Validation when belonging to a session
             $session_img = api_get_session_image($survey['session_id'], $_user['status']);
-            $array[2] = $survey[2] . $session_img;
+            $array[2] = $survey[2].$session_img;
             $array[3] = $survey[3];
             $array[4] = $survey[4];
             $array[5] = $survey[5];
@@ -4491,10 +4490,10 @@ 
         $last_version_surveys = $survey_tree->get_last_children_from_branch($survey_tree->surveylist);
         $list = array();
         foreach ($last_version_surveys as & $survey) {
-            $list[]=$survey['id'];
+            $list[] = $survey['id'];
         }
         if (count($list) > 0) {
-            $list_condition = " AND survey.survey_id IN (".implode(',',$list).") ";
+            $list_condition = " AND survey.survey_id IN (".implode(',', $list).") ";
         } else {
             $list_condition = '';
         }
@@ -4506,9 +4505,9 @@ 
             $direction = 'asc';
         }
 
-        $table_survey 			= Database :: get_course_table(TABLE_SURVEY);
-        $table_survey_question 	= Database :: get_course_table(TABLE_SURVEY_QUESTION);
-        $table_user 			= Database :: get_main_table(TABLE_MAIN_USER);
+        $table_survey = Database :: get_course_table(TABLE_SURVEY);
+        $table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
+        $table_user = Database :: get_main_table(TABLE_MAIN_USER);
 
         $course_id = api_get_course_int_id();
 
@@ -4623,16 +4622,16 @@ 
                     )
             ";
             $result_answer = Database::query($sql);
-            $row_answer = Database::fetch_array($result_answer,'ASSOC');
+            $row_answer = Database::fetch_array($result_answer, 'ASSOC');
             echo '<tr>';
             if ($row['answered'] == 0) {
                 echo '<td>';
-                echo Display::return_icon('statistics.png', get_lang('CreateNewSurvey'),array('style'=>'inline-block'),ICON_SIZE_TINY);
+                echo Display::return_icon('statistics.png', get_lang('CreateNewSurvey'), array('style'=>'inline-block'), ICON_SIZE_TINY);
                 echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/fillsurvey.php?course='.$_course['sysCode'].'&invitationcode='.$row['invitation_code'].'&cidReq='.$_course['sysCode'].'">'.$row['title'].'</a></td>';
             } else {
                 //echo '<td>'.$row['title'].'</td>';
                 echo '<td>';
-                echo Display::return_icon('statistics_na.png', get_lang('CreateNewSurvey'),array('style'=>'inline-block'),ICON_SIZE_TINY);
+                echo Display::return_icon('statistics_na.png', get_lang('CreateNewSurvey'), array('style'=>'inline-block'), ICON_SIZE_TINY);
                 echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?action=questionreport&cidReq='.$_course['sysCode'].'&id_session='.$row['session_id'].'&gidReq='.'0'.'&origin='.''.'&survey_id='.$row['survey_id'].'">'.$row['title'].'</a></td>';
             }
             echo '<td class="center">';
@@ -4644,7 +4643,7 @@ 
             } else {
                 $current_user_id = api_get_user_id();
             }
-            $link_available = self::show_link_available(api_get_user_id(),$row['code'],$current_user_id);
+            $link_available = self::show_link_available(api_get_user_id(), $row['code'], $current_user_id);
             //todo check this link
             if ($link_add === true && $link_available === true) {
                 //echo '<tr><td><a href="fillsurvey.php?user_id='.api_get_user_id().'&course='.$_course['sysCode'].'&invitationcode='.$row['invitation_code'].'&cidReq='.$_course['sysCode'].'">'.get_lang('CompleteTheSurveysQuestions').'</a></td><td></td></tr>';
@@ -4789,7 +4788,7 @@ 
                     if ($field_details[7] == 0) {
                         $field_list_array['extra_'.$field_details[1]]['visibility'] = 0;
                     } else {
-                        $field_list_array['extra_'.$field_details[1]]['visibility']=1;
+                        $field_list_array['extra_'.$field_details[1]]['visibility'] = 1;
                     }
                     break;
                 case UserManager::USER_FIELD_TYPE_DIVIDER:
@@ -4856,7 +4855,7 @@ 
         $htmlChart = '';
         if (api_browser_support("svg")) {
             $htmlChart .= api_get_js("d3/d3.v3.5.4.min.js");
-            $htmlChart .= api_get_js("dimple.v2.1.2.min.js") . '
+            $htmlChart .= api_get_js("dimple.v2.1.2.min.js").'
             <script type="text/javascript">
             var svg = dimple.newSvg("#'.$chartContainerId.'", "100%", 400);
             var data = [';
@@ -4865,40 +4864,40 @@ 
             foreach ($chartData as $chartDataElement) {
                 $htmlChart .= '{"';
                 if (!$hasSerie) {
-                    $htmlChart .= get_lang("Option") . '":"' . $chartDataElement['option'] . '", "';
+                    $htmlChart .= get_lang("Option").'":"'.$chartDataElement['option'].'", "';
                     array_push($order, $chartDataElement['option']);
                 } else {
                     if (!is_array($chartDataElement['serie'])) {
-                        $htmlChart .= get_lang("Option") . '":"' . $chartDataElement['serie'] . '", "' .
-                            get_lang("Score") . '":"' . $chartDataElement['option'] . '", "';
+                        $htmlChart .= get_lang("Option").'":"'.$chartDataElement['serie'].'", "'.
+                            get_lang("Score").'":"'.$chartDataElement['option'].'", "';
                         array_push($serie, $chartDataElement['serie']);
                     } else {
-                        $htmlChart .= get_lang("Serie") . '":"' . $chartDataElement['serie'][0] . '", "' .
-                            get_lang("Option") . '":"' . $chartDataElement['serie'][1] . '", "' .
-                            get_lang("Score") . '":"' . $chartDataElement['option'] . '", "';
+                        $htmlChart .= get_lang("Serie").'":"'.$chartDataElement['serie'][0].'", "'.
+                            get_lang("Option").'":"'.$chartDataElement['serie'][1].'", "'.
+                            get_lang("Score").'":"'.$chartDataElement['option'].'", "';
                     }
                 }
-                $htmlChart .= get_lang("Votes") . '":"' . $chartDataElement['votes'] .
+                $htmlChart .= get_lang("Votes").'":"'.$chartDataElement['votes'].
                     '"},';
             }
             rtrim($htmlChart, ",");
             $htmlChart .= '];
                 var myChart = new dimple.chart(svg, data);
-                myChart.addMeasureAxis("y", "' . get_lang("Votes") . '");';
+                myChart.addMeasureAxis("y", "' . get_lang("Votes").'");';
             if (!$hasSerie) {
-                $htmlChart .= 'var xAxisCategory = myChart.addCategoryAxis("x", "' . get_lang("Option") . '");
-                    xAxisCategory.addOrderRule(' . json_encode($order) . ');
-                    myChart.addSeries("' . get_lang("Option") . '", dimple.plot.bar);';
+                $htmlChart .= 'var xAxisCategory = myChart.addCategoryAxis("x", "'.get_lang("Option").'");
+                    xAxisCategory.addOrderRule(' . json_encode($order).');
+                    myChart.addSeries("' . get_lang("Option").'", dimple.plot.bar);';
             } else {
                 if (!is_array($chartDataElement['serie'])) {
                     $serie = array_values(array_unique($serie));
-                    $htmlChart .= 'var xAxisCategory = myChart.addCategoryAxis("x", ["' . get_lang("Option") . '","' . get_lang("Score") . '"]);
-                        xAxisCategory.addOrderRule(' . json_encode($serie) . ');
-                        xAxisCategory.addGroupOrderRule("' . get_lang("Score") . '");
-                        myChart.addSeries("' . get_lang("Option") . '", dimple.plot.bar);';
+                    $htmlChart .= 'var xAxisCategory = myChart.addCategoryAxis("x", ["'.get_lang("Option").'","'.get_lang("Score").'"]);
+                        xAxisCategory.addOrderRule(' . json_encode($serie).');
+                        xAxisCategory.addGroupOrderRule("' . get_lang("Score").'");
+                        myChart.addSeries("' . get_lang("Option").'", dimple.plot.bar);';
                 } else {
-                    $htmlChart .= 'myChart.addCategoryAxis("x", ["' . get_lang("Option") . '","' . get_lang("Score") . '"]);
-                        myChart.addSeries("' . get_lang("Serie") . '", dimple.plot.bar);';
+                    $htmlChart .= 'myChart.addCategoryAxis("x", ["'.get_lang("Option").'","'.get_lang("Score").'"]);
+                        myChart.addSeries("' . get_lang("Serie").'", dimple.plot.bar);';
                 }
             }
             $htmlChart .= 'myChart.draw();

main/survey/survey_invitation.php

Spacing +5 added lines, -5 removed lines

@@ -21,11 +21,11 @@ 
 
 // Database table definitions
 $table_survey 					= Database :: get_course_table(TABLE_SURVEY);
-$table_survey_question 			= Database :: get_course_table(TABLE_SURVEY_QUESTION);
-$table_survey_question_option 	= Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
+$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
+$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
 $table_course 					= Database :: get_main_table(TABLE_MAIN_COURSE);
-$table_user 					= Database :: get_main_table(TABLE_MAIN_USER);
-$table_survey_invitation 		= Database :: get_course_table(TABLE_SURVEY_INVITATION);
+$table_user = Database :: get_main_table(TABLE_MAIN_USER);
+$table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
 
 $tool_name = get_lang('SurveyInvitations');
 
@@ -77,7 +77,7 @@ 
 }
 
 if (!isset($_GET['view']) OR $_GET['view'] == 'invited') {
-	echo get_lang('ViewInvited'). ' | ';
+	echo get_lang('ViewInvited').' | ';
 } else {
 	echo '	<a href="'.api_get_self().'?survey_id='.$survey_id.'&amp;view=invited">'.get_lang('ViewInvited').'</a> |';
 }

main/survey/survey.php

Spacing +23 added lines, -23 removed lines

@@ -12,7 +12,7 @@ 
 require_once '../inc/global.inc.php';
 
 $this_section = SECTION_COURSES;
-$current_course_tool  = TOOL_SURVEY;
+$current_course_tool = TOOL_SURVEY;
 
 api_protect_course_script(true);
 
@@ -58,7 +58,7 @@ 
 // Getting the survey information
 if (!empty($_GET['survey_id'])) {
 	$course_code = api_get_course_id();
-	if ($course_code!=-1) {
+	if ($course_code != -1) {
 		$survey_data = SurveyManager::get_survey($survey_id);
 	} else {
 		Display :: display_header(get_lang('ToolSurvey'));
@@ -88,7 +88,7 @@ 
 			Database::query('UPDATE '.$table_survey_question_group.' SET description = \''.Database::escape_string($_POST['description']).'\'
 			                 WHERE c_id = '.$course_id.' AND id = \''.Database::escape_string($_POST['group_id']).'\'');
 			$sendmsg = 'GroupUpdatedSuccessfully';
-		} elseif(!empty($_POST['name'])) {
+		} elseif (!empty($_POST['name'])) {
 			Database::query('INSERT INTO '.$table_survey_question_group.' (c_id, name,description,survey_id) values ('.$course_id.', \''.Database::escape_string($_POST['name']).'\',\''.Database::escape_string($_POST['description']).'\',\''.Database::escape_string($survey_id).'\') ');
 			$sendmsg = 'GroupCreatedSuccessfully';
 		} else {
@@ -116,7 +116,7 @@ 
 
 if (isset($action)) {
 	if (($action == 'moveup' || $action == 'movedown') && isset($_GET['question_id'])) {
-		SurveyManager::move_survey_question($my_action_survey,$my_question_id_survey,$my_survey_id_survey);
+		SurveyManager::move_survey_question($my_action_survey, $my_question_id_survey, $my_survey_id_survey);
 		Display::display_confirmation_message(get_lang('SurveyQuestionMoved'));
 	}
 	if ($action == 'delete' AND is_numeric($_GET['question_id'])) {
@@ -130,12 +130,12 @@ 
 SurveyUtil::check_first_last_question($_GET['survey_id']);
 
 // Action links
-$survey_actions = '<a href="'.api_get_path(WEB_CODE_PATH).'survey/create_new_survey.php?'.api_get_cidreq().'&amp;action=edit&amp;survey_id='.$survey_id.'">'.Display::return_icon('edit.png', get_lang('EditSurvey'),'',ICON_SIZE_MEDIUM).'</a>';
-$survey_actions .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_list.php?'.api_get_cidreq().'&amp;action=delete&amp;survey_id='.$survey_id.'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang('DeleteSurvey').'?', ENT_QUOTES)).'\')) return false;">'.Display::return_icon('delete.png', get_lang('DeleteSurvey'),'',ICON_SIZE_MEDIUM).'</a>';
+$survey_actions = '<a href="'.api_get_path(WEB_CODE_PATH).'survey/create_new_survey.php?'.api_get_cidreq().'&amp;action=edit&amp;survey_id='.$survey_id.'">'.Display::return_icon('edit.png', get_lang('EditSurvey'), '', ICON_SIZE_MEDIUM).'</a>';
+$survey_actions .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_list.php?'.api_get_cidreq().'&amp;action=delete&amp;survey_id='.$survey_id.'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang('DeleteSurvey').'?', ENT_QUOTES)).'\')) return false;">'.Display::return_icon('delete.png', get_lang('DeleteSurvey'), '', ICON_SIZE_MEDIUM).'</a>';
 //$survey_actions .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/create_survey_in_another_language.php?id_survey='.$survey_id.'">'.Display::return_icon('copy.gif', get_lang('Copy')).'</a>';
-$survey_actions .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/preview.php?'.api_get_cidreq().'&amp;survey_id='.$survey_id.'">'.Display::return_icon('preview_view.png', get_lang('Preview'),'',ICON_SIZE_MEDIUM).'</a>';
-$survey_actions .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invite.php?'.api_get_cidreq().'&amp;survey_id='.$survey_id.'">'.Display::return_icon('mail_send.png', get_lang('Publish'),'',ICON_SIZE_MEDIUM).'</a>';
-$survey_actions .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?'.api_get_cidreq().'&amp;survey_id='.$survey_id.'">'.Display::return_icon('stats.png', get_lang('Reporting'),'',ICON_SIZE_MEDIUM).'</a>';
+$survey_actions .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/preview.php?'.api_get_cidreq().'&amp;survey_id='.$survey_id.'">'.Display::return_icon('preview_view.png', get_lang('Preview'), '', ICON_SIZE_MEDIUM).'</a>';
+$survey_actions .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invite.php?'.api_get_cidreq().'&amp;survey_id='.$survey_id.'">'.Display::return_icon('mail_send.png', get_lang('Publish'), '', ICON_SIZE_MEDIUM).'</a>';
+$survey_actions .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/reporting.php?'.api_get_cidreq().'&amp;survey_id='.$survey_id.'">'.Display::return_icon('stats.png', get_lang('Reporting'), '', ICON_SIZE_MEDIUM).'</a>';
 echo '<div class="actions">'.$survey_actions.'</div>';
 
 if ($survey_data['survey_type'] == 0) {
@@ -217,24 +217,24 @@ 
 	echo '	<td>'.$tool_name.'</td>';
 	echo '	<td>'.$row['number_of_options'].'</td>';
 	echo '	<td>';
-	echo '		<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=edit&amp;type='.$row['type'].'&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'">'.Display::return_icon('edit.png', get_lang('Edit'),'',ICON_SIZE_SMALL).'</a>';
-	echo '		<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey.php?'.api_get_cidreq().'&amp;action=delete&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("DeleteSurveyQuestion").'?',ENT_QUOTES,$charset)).'\')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'),'',ICON_SIZE_SMALL).'</a>';
+	echo '		<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=edit&amp;type='.$row['type'].'&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'">'.Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL).'</a>';
+	echo '		<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey.php?'.api_get_cidreq().'&amp;action=delete&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("DeleteSurveyQuestion").'?', ENT_QUOTES, $charset)).'\')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'</a>';
 	if ($question_counter > 1) {
-		echo '		<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey.php?'.api_get_cidreq().'&amp;action=moveup&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'">'.Display::return_icon('up.png', get_lang('MoveUp'),'',ICON_SIZE_SMALL).'</a>';
+		echo '		<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey.php?'.api_get_cidreq().'&amp;action=moveup&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'">'.Display::return_icon('up.png', get_lang('MoveUp'), '', ICON_SIZE_SMALL).'</a>';
 	} else {
-		Display::display_icon('up_na.png','&nbsp;','',ICON_SIZE_SMALL);
+		Display::display_icon('up_na.png', '&nbsp;', '', ICON_SIZE_SMALL);
 	}
 	if ($question_counter < $question_counter_max) {
-		echo '		<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey.php?'.api_get_cidreq().'&amp;action=movedown&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'">'.Display::return_icon('down.png', get_lang('MoveDown'),'',ICON_SIZE_SMALL).'</a>';
+		echo '		<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey.php?'.api_get_cidreq().'&amp;action=movedown&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'">'.Display::return_icon('down.png', get_lang('MoveDown'), '', ICON_SIZE_SMALL).'</a>';
 	} else {
-		Display::display_icon('down_na.png','&nbsp;','',ICON_SIZE_SMALL);
+		Display::display_icon('down_na.png', '&nbsp;', '', ICON_SIZE_SMALL);
 	}
 	echo '	</td>';
 	$question_counter++;
 
 	if ($is_survey_type_1) {
-    	echo '<td>'.(($row['survey_group_pri']==0)?get_lang('Secondary'):get_lang('Primary')).'</td>';
-        echo '<td>'.(($row['survey_group_pri']==0)?$groups[$row['survey_group_sec1']].'-'.$groups[$row['survey_group_sec2']]:$groups[$row['survey_group_pri']]).'</td>';
+    	echo '<td>'.(($row['survey_group_pri'] == 0) ? get_lang('Secondary') : get_lang('Primary')).'</td>';
+        echo '<td>'.(($row['survey_group_pri'] == 0) ? $groups[$row['survey_group_sec1']].'-'.$groups[$row['survey_group_sec2']] : $groups[$row['survey_group_pri']]).'</td>';
     }
 	echo '</tr>';
 }
@@ -248,7 +248,7 @@ 
 		echo Display::display_confirmation_message(get_lang($_GET['sendmsg']), false);
 	}
 
-	if (in_array($_GET['sendmsg'], array('GroupNeedName'))){
+	if (in_array($_GET['sendmsg'], array('GroupNeedName'))) {
 		echo Display::display_warning_message(get_lang($_GET['sendmsg']), false);
 	}
 	echo '<table border="0"><tr><td width="100">'.get_lang('Name').'</td><td>'.get_lang('Description').'</td></tr></table>';
@@ -256,7 +256,7 @@ 
 	if ($_GET['action'] == 'editgroup') {
 		$sql = 'SELECT name,description FROM '.$table_survey_question_group.' WHERE id = '.intval($_GET['gid']).' AND survey_id = '.intval($survey_id).' limit 1';
 		$rs = Database::query($sql);
-		$editedrow = Database::fetch_array($rs,'ASSOC');
+		$editedrow = Database::fetch_array($rs, 'ASSOC');
 		echo	'<input type="text" maxlength="20" name="name" value="'.$editedrow['name'].'" size="10" disabled>';
 		echo	'<input type="text" maxlength="150" name="description" value="'.$editedrow['description'].'" size="40">';
 		echo	'<input type="hidden" name="group_id" value="'.Security::remove_XSS($_GET['gid']).'">';
@@ -278,12 +278,12 @@ 
 	$sql = 'SELECT id,name,description FROM '.$table_survey_question_group.' WHERE c_id = '.$course_id.' AND survey_id = '.intval($survey_id).' ORDER BY name';
 
 	$rs = Database::query($sql);
-	while($row = Database::fetch_array($rs,ASSOC)){
+	while ($row = Database::fetch_array($rs, ASSOC)) {
 		$grouplist .= '<tr><td>'.$row['name'].'</td><td>'.$row['description'].'</td><td>'.
 		'<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey.php?survey_id='.$survey_id.'&gid='.$row['id'].'&action=editgroup">'.
-		Display::return_icon('edit.png', get_lang('Edit'),'',ICON_SIZE_SMALL).'</a> '.
-		'<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey.php?survey_id='.$survey_id.'&gid='.$row['id'].'&action=deletegroup" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('DeleteSurveyGroup'),$row['name']).'?',ENT_QUOTES)).'\')) return false;">'.
-		Display::return_icon('delete.png', get_lang('Delete'),'',ICON_SIZE_SMALL).'</a>'.
+		Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL).'</a> '.
+		'<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey.php?survey_id='.$survey_id.'&gid='.$row['id'].'&action=deletegroup" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('DeleteSurveyGroup'), $row['name']).'?', ENT_QUOTES)).'\')) return false;">'.
+		Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'</a>'.
 		'</td></tr>';
 	}
 	echo $grouplist.'</table>';

main/survey/link.php

Spacing +1 added lines, -1 removed lines

@@ -11,7 +11,7 @@
 if (!SurveyManager::survey_generation_hash_available()) {
     api_not_allowed(true);
 }
-$course_info  = api_get_course_info_by_id($_REQUEST['c']);
+$course_info = api_get_course_info_by_id($_REQUEST['c']);
 
 $hash_is_valid = SurveyManager::validate_survey_hash(
     $survey_id,

main/survey/ch_percentage.php

Spacing +1 added lines, -1 removed lines

@@ -21,7 +21,7 @@
             $options[$key] = $value;
         }
 
-        $name = 'question' . $questionData['question_id'];
+        $name = 'question'.$questionData['question_id'];
 
         $form->addSelect(
             $name, null, $options

main/survey/survey_question.php

Spacing +5 added lines, -5 removed lines

@@ -64,7 +64,7 @@ 
         if ($surveyData['survey_type'] == 1) {
             $table_survey_question_group = Database::get_course_table(TABLE_SURVEY_QUESTION_GROUP);
             $sql = 'SELECT id,name FROM '.$table_survey_question_group.'
-                    WHERE survey_id = '.(int)$_GET['survey_id'].'
+                    WHERE survey_id = '.(int) $_GET['survey_id'].'
                     ORDER BY name';
             $rs = Database::query($sql);
             $glist = null;
@@ -75,15 +75,15 @@ 
             $grouplist = $grouplist1 = $grouplist2 = $glist;
 
             if (!empty($formData['assigned'])) {
-                $grouplist = str_replace('<option value="'.$formData['assigned'].'"','<option value="'.$formData['assigned'].'" selected',$glist);
+                $grouplist = str_replace('<option value="'.$formData['assigned'].'"', '<option value="'.$formData['assigned'].'" selected', $glist);
             }
 
             if (!empty($formData['assigned1'])) {
-                $grouplist1 = str_replace('<option value="'.$formData['assigned1'].'"','<option value="'.$formData['assigned1'].'" selected',$glist);
+                $grouplist1 = str_replace('<option value="'.$formData['assigned1'].'"', '<option value="'.$formData['assigned1'].'" selected', $glist);
             }
 
             if (!empty($formData['assigned2'])) {
-                $grouplist2 = str_replace('<option value="'.$formData['assigned2'].'"','<option value="'.$formData['assigned2'].'" selected',$glist);
+                $grouplist2 = str_replace('<option value="'.$formData['assigned2'].'"', '<option value="'.$formData['assigned2'].'" selected', $glist);
             }
 
             $this->html .= '	<tr><td colspan="">
@@ -95,7 +95,7 @@ 
 
             $this->html .= '
 			<b>'.get_lang('Secondary').'</b><br />
-			'.'<input type="radio" name="choose" value="2" '.(($formData['choose']==2)?'checked':'').
+			'.'<input type="radio" name="choose" value="2" '.(($formData['choose'] == 2) ? 'checked' : '').
                 '><select name="assigned1">'.$grouplist1.'</select> '.
                 '<select name="assigned2">'.$grouplist2.'</select>'
                 .'</fieldset><br />';

main/survey/copy_survey.php

Spacing +1 added lines, -1 removed lines

@@ -6,7 +6,7 @@
 
 // Setting the global file that gets the general configuration, the databases, the languages, ...
 require_once '../inc/global.inc.php';
-$current_course_tool  = TOOL_COURSE_MAINTENANCE;
+$current_course_tool = TOOL_COURSE_MAINTENANCE;
 api_protect_course_script(true);
 
 // Notice for unauthorized people.

main/survey/preview.php

Spacing +3 added lines, -3 removed lines

@@ -42,7 +42,7 @@ 
 }
 
 // We exit here if there is no valid $_GET parameter
-if (!isset($_GET['survey_id']) || !is_numeric($_GET['survey_id'])){
+if (!isset($_GET['survey_id']) || !is_numeric($_GET['survey_id'])) {
 	Display::display_header(get_lang('SurveyPreview'));
 	Display::display_error_message(get_lang('InvallidSurvey'), false);
 	Display::display_footer();
@@ -160,7 +160,7 @@ 
 						survey_question_option.c_id = $course_id
 					WHERE
 					    survey_question.survey_id = '".intval($survey_id)."' AND
-						survey_question.question_id IN (".Database::escape_string(implode(',',$paged_questions[$_GET['show']]), null, false).") AND
+						survey_question.question_id IN (".Database::escape_string(implode(',', $paged_questions[$_GET['show']]), null, false).") AND
 						survey_question.c_id =  $course_id
 					ORDER BY survey_question.sort, survey_question_option.sort ASC";
 
@@ -197,7 +197,7 @@ 
 
 	// Displaying the form with the questions
 	if (isset($_GET['show'])) {
-		$show = (int)$_GET['show'] + 1;
+		$show = (int) $_GET['show'] + 1;
 	} else {
 		$show = 0;
 	}

main/survey/ch_score.php

Spacing +1 added lines, -1 removed lines

@@ -38,7 +38,7 @@
             $options = array(
                 '--' => '--'
             );
-            for ($i=1; $i <= $questionData['maximum_score']; $i++) {
+            for ($i = 1; $i <= $questionData['maximum_score']; $i++) {
                 $options[$i] = $i;
             }