chamilo / chamilo-lms

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/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;
             }
 

main/survey/survey_list.php

Spacing +3 added lines, -3 removed lines

@@ -75,7 +75,7 @@ 
     if (api_is_allowed_to_edit()) {
         SurveyManager::copy_survey($_GET['survey_id']);
         $message = get_lang('SurveyCopied');
-        header('Location: ' . api_get_path(WEB_CODE_PATH) . 'survey/survey_list.php?' . api_get_cidreq());
+        header('Location: '.api_get_path(WEB_CODE_PATH).'survey/survey_list.php?'.api_get_cidreq());
         exit;
     }
 }
@@ -162,10 +162,10 @@ 
 if (!api_is_course_coach() || $extend_rights_for_coachs == 'true') {
     // Action links
     echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/create_new_survey.php?'.api_get_cidreq().'&amp;action=add">'.
-        Display::return_icon('new_survey.png', get_lang('CreateNewSurvey'),'',ICON_SIZE_MEDIUM).'</a> ';
+        Display::return_icon('new_survey.png', get_lang('CreateNewSurvey'), '', ICON_SIZE_MEDIUM).'</a> ';
 }
 echo '<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;search=advanced">'.
-    Display::return_icon('search.png', get_lang('Search'),'',ICON_SIZE_MEDIUM).'</a>';
+    Display::return_icon('search.png', get_lang('Search'), '', ICON_SIZE_MEDIUM).'</a>';
 echo '</div>';
 
 // Load main content

main/session/session_course_user_list.php

Spacing +35 added lines, -35 removed lines

@@ -18,7 +18,7 @@ 
 $id_session = intval($_GET['id_session']);
 SessionManager::protectSession($id_session);
 
-if (empty($id_session )) {
+if (empty($id_session)) {
     api_not_allowed();
 }
 
@@ -28,16 +28,16 @@ 
 
 $page           = isset($_GET['page']) ? intval($_GET['page']) : null;
 $action         = isset($_REQUEST['action']) ? $_REQUEST['action'] : null;
-$default_sort   = api_sort_by_first_name() ? 'firstname':'lastname';
-$sort           = isset($_GET['sort']) && in_array($_GET['sort'], array('lastname','firstname','username')) ? $_GET['sort'] : $default_sort;
+$default_sort   = api_sort_by_first_name() ? 'firstname' : 'lastname';
+$sort           = isset($_GET['sort']) && in_array($_GET['sort'], array('lastname', 'firstname', 'username')) ? $_GET['sort'] : $default_sort;
 $idChecked      = isset($_GET['idChecked']) && is_array($_GET['idChecked']) ? $_GET['idChecked'] : (isset($_POST['idChecked']) && is_array($_POST['idChecked']) ? $_POST['idChecked'] : null);
-$direction      = isset($_GET['direction']) && in_array($_GET['direction'], array('desc','asc')) ? $_GET['direction'] : 'desc';
+$direction      = isset($_GET['direction']) && in_array($_GET['direction'], array('desc', 'asc')) ? $_GET['direction'] : 'desc';
 
 if (is_array($idChecked)) {
     $my_temp = array();
     foreach ($idChecked as $id) {
         // forcing the intval
-        $my_temp[]= intval($id);
+        $my_temp[] = intval($id);
     }
     $idChecked = $my_temp;
 }
@@ -49,14 +49,14 @@ 
 		WHERE src.session_id='$id_session' AND src.c_id='$courseId' ";
 
 $result = Database::query($sql);
-if (!list($session_name,$course_title) = Database::fetch_row($result)) {
+if (!list($session_name, $course_title) = Database::fetch_row($result)) {
 	header('Location: session_course_list.php?id_session='.$id_session);
 	exit();
 }
 
 switch ($action) {
     case 'delete':
-        if (is_array($idChecked) && count($idChecked)>0) {
+        if (is_array($idChecked) && count($idChecked) > 0) {
             array_map('intval', $idChecked);
             $idChecked = implode(',', $idChecked);
         }
@@ -91,7 +91,7 @@ 
          ON (s.session_id = scru.session_id AND s.user_id = scru.user_id AND scru.c_id = '".$courseId."' )
          WHERE s.session_id='$id_session'
          ORDER BY $sort $direction
-         LIMIT $from,".($limit+1);
+         LIMIT $from,".($limit + 1);
 
 if ($direction == 'desc') {
     $direction = 'asc';
@@ -107,8 +107,8 @@ 
 $tool_name = get_lang('Session').': '.$session_name.' - '.get_lang('Course').': '.$course_title;
 
 //$interbreadcrumb[] = array("url" => "index.php","name" => get_lang('PlatformAdmin'));
-$interbreadcrumb[] = array("url" => "session_list.php","name" => get_lang('SessionList'));
-$interbreadcrumb[] = array('url' => "resume_session.php?id_session=".$id_session,"name" => get_lang('SessionOverview'));
+$interbreadcrumb[] = array("url" => "session_list.php", "name" => get_lang('SessionList'));
+$interbreadcrumb[] = array('url' => "resume_session.php?id_session=".$id_session, "name" => get_lang('SessionOverview'));
 
 Display::display_header($tool_name);
 
@@ -117,9 +117,9 @@ 
 <form method="post" action="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=<?php echo $sort; ?>" onsubmit="javascript:if(!confirm('<?php echo get_lang('ConfirmYourChoice'); ?>')) return false;">
 <div align="right">
 <?php
-if($page) {
+if ($page) {
 ?>
-<a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&page=<?php echo $page-1; ?>&sort=<?php echo $sort; ?>"><?php echo get_lang('Previous');?></a>
+<a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&page=<?php echo $page - 1; ?>&sort=<?php echo $sort; ?>"><?php echo get_lang('Previous'); ?></a>
 <?php
 } else {
 	echo get_lang('Previous');
@@ -127,9 +127,9 @@ 
 ?>
 |
 <?php
-if($nbr_results > $limit) {
+if ($nbr_results > $limit) {
 ?>
-<a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&page=<?php echo $page+1; ?>&sort=<?php echo $sort; ?>"><?php echo get_lang('Next');?></a>
+<a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&page=<?php echo $page + 1; ?>&sort=<?php echo $sort; ?>"><?php echo get_lang('Next'); ?></a>
 <?php
 } else {
 	echo get_lang('Next');
@@ -141,39 +141,39 @@ 
 <tr>
   <th>&nbsp;</th>
   <?php if ($is_western_name_order) { ?>
-  <th><a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=firstname&direction=<?php echo urlencode($direction); ?>"><?php echo get_lang('FirstName');?></a></th>
-  <th><a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=lastname&direction=<?php echo urlencode($direction); ?>"><?php echo get_lang('LastName');?></a></th>
+  <th><a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=firstname&direction=<?php echo urlencode($direction); ?>"><?php echo get_lang('FirstName'); ?></a></th>
+  <th><a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=lastname&direction=<?php echo urlencode($direction); ?>"><?php echo get_lang('LastName'); ?></a></th>
   <?php } else { ?>
-  <th><a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=lastname&direction=<?php echo urlencode($direction); ?>"><?php echo get_lang('LastName');?></a></th>
-  <th><a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=firstname&direction=<?php echo urlencode($direction); ?>"><?php echo get_lang('FirstName');?></a></th>
+  <th><a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=lastname&direction=<?php echo urlencode($direction); ?>"><?php echo get_lang('LastName'); ?></a></th>
+  <th><a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=firstname&direction=<?php echo urlencode($direction); ?>"><?php echo get_lang('FirstName'); ?></a></th>
   <?php } ?>
-  <th><a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=username&direction=<?php echo urlencode($direction); ?>"><?php echo get_lang('Login');?></a></th>
-  <th><?php echo get_lang('Actions');?></th>
+  <th><a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=username&direction=<?php echo urlencode($direction); ?>"><?php echo get_lang('Login'); ?></a></th>
+  <th><?php echo get_lang('Actions'); ?></th>
 </tr>
 <?php
-$i=0;
+$i = 0;
 foreach ($users as $key => $enreg) {
 
 	if ($key == $limit) {
 		break;
 	}
     ?>
-    <tr class="<?php echo $i?'row_odd':'row_even'; ?>">
+    <tr class="<?php echo $i ? 'row_odd' : 'row_even'; ?>">
         <td><input type="checkbox" name="idChecked[]" value="<?php echo $enreg['user_id']; ?>"></td>
         <?php if ($is_western_name_order) { ?>
-        <td><?php echo api_htmlentities($enreg['firstname'],ENT_QUOTES,$charset); ?></td>
-        <td><?php echo api_htmlentities($enreg['lastname'],ENT_QUOTES,$charset); ?></td>
+        <td><?php echo api_htmlentities($enreg['firstname'], ENT_QUOTES, $charset); ?></td>
+        <td><?php echo api_htmlentities($enreg['lastname'], ENT_QUOTES, $charset); ?></td>
         <?php } else { ?>
-        <td><?php echo api_htmlentities($enreg['lastname'],ENT_QUOTES,$charset); ?></td>
-        <td><?php echo api_htmlentities($enreg['firstname'],ENT_QUOTES,$charset); ?></td>
+        <td><?php echo api_htmlentities($enreg['lastname'], ENT_QUOTES, $charset); ?></td>
+        <td><?php echo api_htmlentities($enreg['firstname'], ENT_QUOTES, $charset); ?></td>
         <?php } ?>
-        <td><?php echo api_htmlentities($enreg['username'],ENT_QUOTES,$charset); ?></td>
+        <td><?php echo api_htmlentities($enreg['username'], ENT_QUOTES, $charset); ?></td>
         <td>
         <?php if ($enreg['is_subscribed']) { ?>
             <a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=<?php echo $sort; ?>&action=delete&idChecked[]=<?php echo $enreg['user_id']; ?>" onclick="javascript:if(!confirm('<?php echo get_lang('ConfirmYourChoice'); ?>')) return false;">
                 <?php Display::display_icon('delete.png', get_lang('Delete')); ?>
             </a>
-        <?php } else  { ?>
+        <?php } else { ?>
             <a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&sort=<?php echo $sort; ?>&action=add&idChecked[]=<?php echo $enreg['user_id']; ?>" onclick="javascript:if(!confirm('<?php echo get_lang('ConfirmYourChoice'); ?>')) return false;">
                 <?php Display::display_icon('add.png', get_lang('Add'), array(), ICON_SIZE_SMALL); ?>
             </a>
@@ -182,7 +182,7 @@ 
         </td>
     </tr>
     <?php
-        $i=$i ? 0 : 1;
+        $i = $i ? 0 : 1;
 }
 unset($users);
 ?>
@@ -190,9 +190,9 @@ 
 <br />
 <div align="left">
     <?php
-    if($page) {
+    if ($page) {
     ?>
-    <a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&page=<?php echo $page-1; ?>&sort=<?php echo $sort; ?>"><?php echo get_lang('Previous'); ?></a>
+    <a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&page=<?php echo $page - 1; ?>&sort=<?php echo $sort; ?>"><?php echo get_lang('Previous'); ?></a>
     <?php
     } else {
         echo get_lang('Previous');
@@ -200,9 +200,9 @@ 
     ?>
     |
     <?php
-    if($nbr_results > $limit) {
+    if ($nbr_results > $limit) {
     ?>
-    <a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&page=<?php echo $page+1; ?>&sort=<?php echo $sort; ?>"><?php echo get_lang('Next'); ?></a>
+    <a href="<?php echo api_get_self(); ?>?id_session=<?php echo $id_session; ?>&course_code=<?php echo urlencode($course_code); ?>&page=<?php echo $page + 1; ?>&sort=<?php echo $sort; ?>"><?php echo get_lang('Next'); ?></a>
     <?php
     } else {
         echo get_lang('Next');
@@ -211,8 +211,8 @@ 
 </div>
 <br />
 <select name="action">
-<option value="delete"><?php echo get_lang('UnsubscribeSelectedUsersFromSession');?></option>
-<option value="add"><?php echo get_lang('AddUsers');?></option>
+<option value="delete"><?php echo get_lang('UnsubscribeSelectedUsersFromSession'); ?></option>
+<option value="add"><?php echo get_lang('AddUsers'); ?></option>
 </select>
 <button class="save" type="submit"> <?php echo get_lang('Ok'); ?></button>
 </form>