chamilo / chamilo-lms

main/coursecopy/copy_course_session_selected.php

Spacing +38 added lines, -38 removed lines

@@ -47,7 +47,7 @@ 
 
 $this_section = SECTION_COURSES;
 $nameTools = get_lang('CopyCourse');
-$returnLink = api_get_path(WEB_CODE_PATH) . 'course_info/maintenance_coach.php?' . api_get_cidreq();
+$returnLink = api_get_path(WEB_CODE_PATH).'course_info/maintenance_coach.php?'.api_get_cidreq();
 $interbreadcrumb[] = array(
     'url' => $returnLink,
     'name' => get_lang('Maintenance')
@@ -73,29 +73,29 @@ 
     $attrs = '';
     if (count($attr) > 0) {
         foreach ($attr as $key => $value) {
-            $attrs .= ' ' . $key . '="' . $value . '"';
+            $attrs .= ' '.$key.'="'.$value.'"';
         }
     }
-    $output = '<select name="' . $name . '" ' . $attrs . '>';
+    $output = '<select name="'.$name.'" '.$attrs.'>';
 
     if (count($sessions) == 0) {
-        $output .= '<option value = "0">' . get_lang(
+        $output .= '<option value = "0">'.get_lang(
                 'ThereIsNotStillASession'
-            ) . '</option>';
+            ).'</option>';
     } else {
-        $output .= '<option value = "0">' . get_lang(
+        $output .= '<option value = "0">'.get_lang(
                 'SelectASession'
-            ) . '</option>';
+            ).'</option>';
     }
 
     if (is_array($sessions)) {
         foreach ($sessions as $session) {
             $category_name = '';
             if (!empty($session['category_name'])) {
-                $category_name = ' (' . $session['category_name'] . ')';
+                $category_name = ' ('.$session['category_name'].')';
             }
 
-            $output .= '<option value="' . $session['id'] . '">' . $session['name'] . ' ' . $category_name . '</option>';
+            $output .= '<option value="'.$session['id'].'">'.$session['name'].' '.$category_name.'</option>';
         }
     }
     $output .= '</select>';
@@ -120,43 +120,43 @@ 
     // Actions
     $html .= '<div class="actions">';
     // Link back to the documents overview
-    $html .= '<a href="' . $returnLink . '">' . Display::return_icon(
-            'back.png', get_lang('BackTo') . ' ' . get_lang('Maintenance'), '', ICON_SIZE_MEDIUM
-        ) . '</a>';
+    $html .= '<a href="'.$returnLink.'">'.Display::return_icon(
+            'back.png', get_lang('BackTo').' '.get_lang('Maintenance'), '', ICON_SIZE_MEDIUM
+        ).'</a>';
     $html .= '</div>';
 
     $html .= Display::return_message(
             get_lang('CopyCourseFromSessionToSessionExplanation')
     );
 
-    $html .= '<form name="formulaire" method="post" action="' . api_get_self(
-        ) . '?' . api_get_cidreq() . '" >';
+    $html .= '<form name="formulaire" method="post" action="'.api_get_self(
+        ).'?'.api_get_cidreq().'" >';
     $html .= '<table border="0" cellpadding="5" cellspacing="0" width="100%">';
 
     // Source
-    $html .= '<tr><td width="15%"><b>' . get_lang(
+    $html .= '<tr><td width="15%"><b>'.get_lang(
             'OriginCoursesFromSession'
-        ) . ':</b></td>';
-    $html .= '<td width="10%" align="left">' . api_get_session_name(
+        ).':</b></td>';
+    $html .= '<td width="10%" align="left">'.api_get_session_name(
             $sessionId
-        ) . '</td>';
+        ).'</td>';
     $html .= '<td width="50%">';
-    $html .= "{$courseInfo['title']} ({$courseInfo['code']})" . '</td></tr>';
+    $html .= "{$courseInfo['title']} ({$courseInfo['code']})".'</td></tr>';
 
     // Destination
-    $html .= '<tr><td width="15%"><b>' . get_lang(
+    $html .= '<tr><td width="15%"><b>'.get_lang(
             'DestinationCoursesFromSession'
-        ) . ':</b></td>';
+        ).':</b></td>';
     $html .= '<td width="10%" align="left"><div id="ajax_sessions_list_destination">';
     $html .= '<select name="sessions_list_destination" onchange="javascript: xajax_searchCourses(this.value,\'destination\');">';
     if (empty($sessions)) {
-        $html .= '<option value = "0">' . get_lang(
+        $html .= '<option value = "0">'.get_lang(
                 'ThereIsNotStillASession'
-            ) . '</option>';
+            ).'</option>';
     } else {
-        $html .= '<option value = "0">' . get_lang(
+        $html .= '<option value = "0">'.get_lang(
                 'SelectASession'
-            ) . '</option>';
+            ).'</option>';
         foreach ($sessions as $session) {
             if ($session['id'] == $sessionId) {
                 continue;
@@ -166,7 +166,7 @@ 
                 continue;
             }
 
-            $html .= '<option value="' . $session['id'] . '">' . $session['name'] . '</option>';
+            $html .= '<option value="'.$session['id'].'">'.$session['name'].'</option>';
         }
     }
 
@@ -178,17 +178,17 @@ 
     $html .= '</tr></table>';
 
     $html .= "<fieldset>";
-    $html .= '<legend>' . get_lang('TypeOfCopy') . ' <small>(' . get_lang('CopyOnlySessionItems') . ')</small></legend>';
+    $html .= '<legend>'.get_lang('TypeOfCopy').' <small>('.get_lang('CopyOnlySessionItems').')</small></legend>';
     $html .= '<label class="radio"><input type="radio" id="copy_option_1" name="copy_option" value="full_copy" checked="checked"/>';
-    $html .= get_lang('FullCopy') . '</label>';
+    $html .= get_lang('FullCopy').'</label>';
     $html .= '<label class="radio"><input type="radio" id="copy_option_2" name="copy_option" value="select_items"/>';
-    $html .= ' ' . get_lang('LetMeSelectItems') . '</label><br/>';
+    $html .= ' '.get_lang('LetMeSelectItems').'</label><br/>';
 
     $html .= "</fieldset>";
 
-    $html .= '<button class="save" type="submit" onclick="javascript:if(!confirm(' . "'" . addslashes(
+    $html .= '<button class="save" type="submit" onclick="javascript:if(!confirm('."'".addslashes(
             api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES)
-        ) . "'" . ')) return false;">' . get_lang('CopyCourse') . '</button>';
+        )."'".')) return false;">'.get_lang('CopyCourse').'</button>';
     $html .= '</form>';
     echo $html;
 }
@@ -214,10 +214,10 @@ 
 
             $courseTitle = str_replace("'", "\'", $course['title']);
 
-            $return .= '<option value="' . $course['code'] . '" title="' . @htmlspecialchars(
-                    $course['title'] . ' (' . $course['visual_code'] . ')', ENT_QUOTES, api_get_system_encoding()
-                ) . '">' .
-                $course['title'] . ' (' . $course['visual_code'] . ')</option>';
+            $return .= '<option value="'.$course['code'].'" title="'.@htmlspecialchars(
+                    $course['title'].' ('.$course['visual_code'].')', ENT_QUOTES, api_get_system_encoding()
+                ).'">'.
+                $course['title'].' ('.$course['visual_code'].')</option>';
         }
         $return .= '</select>';
         $_SESSION['course_list_destination'] = $course_list_destination;
@@ -235,7 +235,7 @@ 
 /* HTML head extra */
 
 $htmlHeadXtra[] = $xajax->getJavascript(
-    api_get_path(WEB_LIBRARY_PATH) . 'xajax/'
+    api_get_path(WEB_LIBRARY_PATH).'xajax/'
 );
 $htmlHeadXtra[] = '<script>
 	function checkSelected(id_select,id_radio,id_title,id_destination) {
@@ -380,7 +380,7 @@ 
 
         CourseSelectForm :: display_form($course, $hiddenFields, true);
 
-        echo '<div style="float:right"><a href="javascript:window.history.go(-1);">' .
+        echo '<div style="float:right"><a href="javascript:window.history.go(-1);">'.
             Display::return_icon(
                 'back.png',
                 get_lang('Back').' '.get_lang('To').' '.get_lang(
@@ -388,7 +388,7 @@ 
                 ),
                 array('style' => 'vertical-align:middle')
             ).
-            get_lang('Back') . '</a></div>';
+            get_lang('Back').'</a></div>';
     } else {
         Display::display_error_message(
             get_lang('You must select a course from original session and select a destination session')

main/survey/create_new_survey.php

Spacing +2 added lines, -2 removed lines

@@ -100,7 +100,7 @@ 
 $form = new FormValidator(
     'survey',
     'post',
-    api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&survey_id='.$survey_id. '&' . api_get_cidreq()
+    api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&survey_id='.$survey_id.'&'.api_get_cidreq()
 );
 
 $form->addElement('header', $tool_name);
@@ -216,7 +216,7 @@ 
             foreach ($field_list as $key => & $field) {
                 if ($field['visibility'] == 1) {
                     $form->addElement('checkbox', 'profile_'.$key, ' ', '  '.$field['name']);
-                    $input_name_list.= 'profile_'.$key.',';
+                    $input_name_list .= 'profile_'.$key.',';
                 }
             }
 

main/auth/shibboleth/test/shibboleth_test.class.php

Spacing +1 added lines, -1 removed lines

@@ -205,7 +205,7 @@
             $message = "Assert failed $message <br/>";
             echo $message;
             // Dump variable for debug
-            error_log(print_r(debug_backtrace(),1));
+            error_log(print_r(debug_backtrace(), 1));
             die;
         }
         else

custompages/language.inc.php

Spacing +1 added lines, -1 removed lines

@@ -28,7 +28,7 @@
     }
     krsort($langs, SORT_NUMERIC);
     // Choosing the best match
-    foreach($langs as $weight => $codes) {
+    foreach ($langs as $weight => $codes) {
 		foreach ($codes as $code) {
         	if (in_array($code, $available_langs)) {
             	return $code;

custompages/language.php

Spacing +1 added lines, -1 removed lines

@@ -6,7 +6,7 @@
  * @package chamilo.custompages
  */
 // Get helper functions
-require_once __DIR__ . '/language.inc.php';
+require_once __DIR__.'/language.inc.php';
 
 // Define the languages you want to make available for auto-detection here
 $available_langs = array('en', 'fr', 'es', 'gl', 'eu');

main/admin/add_courses_to_usergroup.php

Spacing +11 added lines, -11 removed lines

@@ -19,14 +19,14 @@ 
 api_protect_admin_script(true);
 
 // Setting breadcrumbs.
-$interbreadcrumb[] = array('url' => 'index.php','name' => get_lang('PlatformAdmin'));
-$interbreadcrumb[] = array('url' => 'usergroups.php','name' => get_lang('Classes'));
+$interbreadcrumb[] = array('url' => 'index.php', 'name' => get_lang('PlatformAdmin'));
+$interbreadcrumb[] = array('url' => 'usergroups.php', 'name' => get_lang('Classes'));
 
 // Setting the name of the tool.
 $tool_name = get_lang('SubscribeClassToCourses');
 
 $add_type = 'multiple';
-if (isset($_REQUEST['add_type']) && $_REQUEST['add_type']!=''){
+if (isset($_REQUEST['add_type']) && $_REQUEST['add_type'] != '') {
     $add_type = Security::remove_XSS($_REQUEST['add_type']);
 }
 
@@ -97,7 +97,7 @@ 
 
 $searchForm = new FormValidator('search', 'get', api_get_self().'?id='.$id);
 $searchForm->addHeader(get_lang('AdvancedSearch'));
-$renderer =& $searchForm->defaultRenderer();
+$renderer = & $searchForm->defaultRenderer();
 $searchForm->addElement('hidden', 'id', $id);
 foreach ($filters as $param) {
     $searchForm->addElement($param['type'], $param['name'], $param['label']);
@@ -141,7 +141,7 @@ 
 
 //checking for extra field with filter on
 
-function search($needle,$type)
+function search($needle, $type)
 {
     global $elements_in;
     $xajax_response = new xajaxResponse();
@@ -180,7 +180,7 @@ 
 }
 
 echo '<div class="actions">';
-echo '<a href="usergroups.php">'.Display::return_icon('back.png',get_lang('Back'), array(), ICON_SIZE_MEDIUM).'</a>';
+echo '<a href="usergroups.php">'.Display::return_icon('back.png', get_lang('Back'), array(), ICON_SIZE_MEDIUM).'</a>';
 echo Display::url(get_lang('AdvancedSearch'), '#', array('class' => 'advanced_options', 'id' => 'advanced_search'));
 echo '</div>';
 
@@ -190,7 +190,7 @@ 
 
 ?>
 
-<form name="formulaire" method="post" action="<?php echo api_get_self(); ?>?id=<?php echo $id; if(!empty($_GET['add'])) echo '&add=true' ; ?>" style="margin:0px;" <?php if($ajax_search){echo ' onsubmit="valide();"';}?>>
+<form name="formulaire" method="post" action="<?php echo api_get_self(); ?>?id=<?php echo $id; if (!empty($_GET['add'])) echo '&add=true'; ?>" style="margin:0px;" <?php if ($ajax_search) {echo ' onsubmit="valide();"'; }?>>
 
 <?php echo '<legend>'.$data['name'].': '.$tool_name.'</legend>';
 echo Display::input('hidden', 'id', $id);
@@ -209,7 +209,7 @@ 
   <td align="center"><b><?php echo get_lang('CoursesInGroup') ?> :</b></td>
 </tr>
 
-<?php if ($add_type=='multiple') { ?>
+<?php if ($add_type == 'multiple') { ?>
 <tr>
 <td align="center">
 <?php echo get_lang('FirstLetterCourseTitle'); ?> :
@@ -227,7 +227,7 @@ 
   <td align="center">
   <div id="content_source">
       <?php
-      if (!($add_type=='multiple')) {
+      if (!($add_type == 'multiple')) {
         ?>
         <input type="text" id="user_to_add" onkeyup="xajax_search_users(this.value,'single')" />
         <div id="ajax_list_users_single"></div>
@@ -235,7 +235,7 @@ 
       } else {
       ?>
       <div id="ajax_list_multiple">
-        <?php echo Display::select('elements_not_in_name', $elements_not_in, '', array('style'=>'width:360px', 'multiple'=>'multiple','id'=>'elements_not_in','size'=>'15px'),false); ?>
+        <?php echo Display::select('elements_not_in_name', $elements_not_in, '', array('style'=>'width:360px', 'multiple'=>'multiple', 'id'=>'elements_not_in', 'size'=>'15px'), false); ?>
       </div>
     <?php
       }
@@ -266,7 +266,7 @@ 
   </td>
   <td align="center">
 <?php
-    echo Display::select('elements_in_name[]', $elements_in, '', array('style'=>'width:360px', 'multiple'=>'multiple','id'=>'elements_in','size'=>'15px'),false );
+    echo Display::select('elements_in_name[]', $elements_in, '', array('style'=>'width:360px', 'multiple'=>'multiple', 'id'=>'elements_in', 'size'=>'15px'), false);
     unset($sessionUsersList);
 ?>
  </td>

main/tracking/course_log_tools.php

Spacing +5 added lines, -5 removed lines

@@ -65,8 +65,8 @@ 
 
 // Breadcrumbs.
 if (isset($_GET['origin']) && $_GET['origin'] == 'resume_session') {
-    $interbreadcrumb[] = array('url' => '../admin/index.php','name' => get_lang('PlatformAdmin'));
-    $interbreadcrumb[] = array('url' => '../session/session_list.php','name' => get_lang('SessionList'));
+    $interbreadcrumb[] = array('url' => '../admin/index.php', 'name' => get_lang('PlatformAdmin'));
+    $interbreadcrumb[] = array('url' => '../session/session_list.php', 'name' => get_lang('SessionList'));
     $interbreadcrumb[] = array('url' => '../session/resume_session.php?id_session='.api_get_session_id(), 'name' => get_lang('SessionOverview'));
 }
 
@@ -134,10 +134,10 @@ 
 
 echo '<span style="float:right; padding-top:0px;">';
 echo '<a href="javascript: void(0);" onclick="javascript: window.print();">'.
-    Display::return_icon('printer.png', get_lang('Print'),'',ICON_SIZE_MEDIUM).'</a>';
+    Display::return_icon('printer.png', get_lang('Print'), '', ICON_SIZE_MEDIUM).'</a>';
 
 echo '<a href="'.api_get_self().'?'.api_get_cidreq().'&id_session='.api_get_session_id().'&export=csv">
-	'.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 '</span>';
 echo '</div>';
@@ -250,7 +250,7 @@ 
             $quiz_avg_score = round(($quiz_avg_score / $studentCount), 2).'%';
             $url = api_get_path(
                     WEB_CODE_PATH
-                ) . 'exercise/overview.php?exerciseId='.$quiz['id'].$course_path_params;
+                ).'exercise/overview.php?exerciseId='.$quiz['id'].$course_path_params;
 
             echo '<tr><td>'.Display::url(
                     $quiz['title'],

main/exercise/multiple_answer_combination.class.php

Spacing +19 added lines, -19 removed lines

@@ -39,10 +39,10 @@ 
         $html = '<table class="table table-striped table-hover">';
         $html .= '<thead>';
         $html .= '<tr>';
-        $html .= '<th width="10">' . get_lang('Number') . '</th>';
-        $html .= '<th width="10">' . get_lang('True') . '</th>';
-        $html .= '<th width="50%">' . get_lang('Comment') . '</th>';
-        $html .= '<th width="50%">' . get_lang('Answer') . '</th>';
+        $html .= '<th width="10">'.get_lang('Number').'</th>';
+        $html .= '<th width="10">'.get_lang('True').'</th>';
+        $html .= '<th width="50%">'.get_lang('Comment').'</th>';
+        $html .= '<th width="50%">'.get_lang('Answer').'</th>';
         $html .= '</tr>';
         $html .= '</thead>';
         $html .= '<tbody>';
@@ -74,10 +74,10 @@ 
             $form->addHtml('<tr>');
 
             if (is_object($answer)) {
-                $defaults['answer[' . $i . ']'] = $answer->answer[$i];
-                $defaults['comment[' . $i . ']'] = $answer->comment[$i];
-                $defaults['weighting[' . $i . ']'] = float_format($answer->weighting[$i], 1);
-                $defaults['correct[' . $i . ']'] = $answer->correct[$i];
+                $defaults['answer['.$i.']'] = $answer->answer[$i];
+                $defaults['comment['.$i.']'] = $answer->comment[$i];
+                $defaults['weighting['.$i.']'] = float_format($answer->weighting[$i], 1);
+                $defaults['correct['.$i.']'] = $answer->correct[$i];
             } else {
                 $defaults['answer[1]'] = get_lang('DefaultMultipleAnswer2');
                 $defaults['comment[1]'] = get_lang('DefaultMultipleComment2');
@@ -93,44 +93,44 @@ 
 
             $renderer->setElementTemplate(
                 '<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>',
-                'correct[' . $i . ']'
+                'correct['.$i.']'
             );
             $renderer->setElementTemplate(
                 '<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>',
-                'counter[' . $i . ']'
+                'counter['.$i.']'
             );
             $renderer->setElementTemplate(
                 '<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>',
-                'answer[' . $i . ']'
+                'answer['.$i.']'
             );
             $renderer->setElementTemplate(
                 '<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>',
-                'comment[' . $i . ']'
+                'comment['.$i.']'
             );
 
-            $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, 'value="' . $i . '"');
+            $answer_number = $form->addElement('text', 'counter['.$i.']', null, 'value="'.$i.'"');
             $answer_number->freeze();
 
             $form->addElement('checkbox',
-                'correct[' . $i . ']',
+                'correct['.$i.']',
                 null,
                 null,
                 'class="checkbox" style="margin-left: 0em;"'
             );
-            $boxes_names[] = 'correct[' . $i . ']';
+            $boxes_names[] = 'correct['.$i.']';
 
             $form->addElement(
                 'html_editor',
-                'answer[' . $i . ']',
+                'answer['.$i.']',
                 null,
                 array(),
                 array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100')
             );
-            $form->addRule('answer[' . $i . ']', get_lang('ThisFieldIsRequired'), 'required');
+            $form->addRule('answer['.$i.']', get_lang('ThisFieldIsRequired'), 'required');
 
             $form->addElement(
                 'html_editor',
-                'comment[' . $i . ']',
+                'comment['.$i.']',
                 null,
                 array(),
                 array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100')
@@ -226,7 +226,7 @@ 
     function return_header($feedback_type = null, $counter = null, $score = null)
     {
         $header = parent::return_header($feedback_type, $counter, $score);
-        $header .= '<table class="'.$this->question_table_class .'">
+        $header .= '<table class="'.$this->question_table_class.'">
             <tr>
                 <th>'.get_lang("Choice").'</th>
                 <th>'. get_lang("ExpectedChoice").'</th>

main/exercise/stats.php

Spacing +16 added lines, -16 removed lines

@@ -61,13 +61,13 @@ 
         $data[$question_id]['type'] = $question_obj->get_question_type_name();
         $percentange = 0;
         if ($count_students) {
-            $percentange = $count_users / $count_students*100;
+            $percentange = $count_users / $count_students * 100;
         }
 
         $data[$question_id]['students_who_try_exercise'] = Display::bar_progress(
             $percentange,
             false,
-            $count_users .' / '.$count_students
+            $count_users.' / '.$count_students
         );
         $data[$question_id]['lowest_score'] = round($exercise_stats['min'], 2);
         $data[$question_id]['average_score'] = round($exercise_stats['average'], 2);
@@ -142,23 +142,23 @@ 
                         } else {
                             $data[$id]['name'] = '-';
                         }
-                        $data[$id]['answer'] 	= $answer_item;
+                        $data[$id]['answer'] = $answer_item;
 
                         $answer_item = api_substr($answer_item, 1);
-                        $answer_item = api_substr($answer_item, 0, api_strlen($answer_item) -1);
+                        $answer_item = api_substr($answer_item, 0, api_strlen($answer_item) - 1);
                         
-                        $data[$id]['answer'] 	= $answer_item;
+                        $data[$id]['answer'] = $answer_item;
 
-                        $data[$id]['correct'] 	= '-';
+                        $data[$id]['correct'] = '-';
 
                         $count = ExerciseLib::getNumberStudentsFillBlanksAnwserCount($question_id, $exercise_id);
                         $count = $count[$counter];
                         
                         $percentange = 0;
                         if (!empty($count_students)) {
-                            $percentange = $count/$count_students*100;
+                            $percentange = $count / $count_students * 100;
                         }
-                        $data[$id]['attempts'] = Display::bar_progress($percentange, false, $count .' / '.$count_students);
+                        $data[$id]['attempts'] = Display::bar_progress($percentange, false, $count.' / '.$count_students);
                         $id++;
                         $counter++;
                     }
@@ -194,9 +194,9 @@ 
                         );
                         $percentange = 0;
                         if (!empty($count_students)) {
-                            $percentange = $count/$count_students*100;
+                            $percentange = $count / $count_students * 100;
                         }
-                        $data[$id]['attempts'] = Display::bar_progress($percentange, false, $count .' / '.$count_students);
+                        $data[$id]['attempts'] = Display::bar_progress($percentange, false, $count.' / '.$count_students);
                     }
                     break;
                 case HOT_SPOT:
@@ -217,9 +217,9 @@ 
                     );
                     $percentange = 0;
                     if (!empty($count_students)) {
-                        $percentange = $count/$count_students*100;
+                        $percentange = $count / $count_students * 100;
                     }
-                    $data[$id]['attempts'] = Display::bar_progress($percentange, false, $count .' / '.$count_students);
+                    $data[$id]['attempts'] = Display::bar_progress($percentange, false, $count.' / '.$count_students);
                     break;
                 default:
                     if ($answer_id == 1) {
@@ -239,9 +239,9 @@ 
                     );
                     $percentange = 0;
                     if (!empty($count_students)) {
-                        $percentange = $count/$count_students*100;
+                        $percentange = $count / $count_students * 100;
                     }
-                    $data[$id]['attempts'] = Display::bar_progress($percentange, false, $count .' / '.$count_students);
+                    $data[$id]['attempts'] = Display::bar_progress($percentange, false, $count.' / '.$count_students);
             }
             $id++;
         }
@@ -273,8 +273,8 @@ 
 $interbreadcrumb[] = array("url" => "admin.php?exerciseId=$exercise_id&".api_get_cidreq(), "name" => $objExercise->name);
 
 $tpl = new Template(get_lang('ReportByQuestion'));
-$actions = '<a href="exercise_report.php?exerciseId='.intval($_GET['exerciseId']).'&'.api_get_cidreq().'">' .
-    Display :: return_icon('back.png', get_lang('GoBackToQuestionList'),'',ICON_SIZE_MEDIUM).'</a>';
+$actions = '<a href="exercise_report.php?exerciseId='.intval($_GET['exerciseId']).'&'.api_get_cidreq().'">'.
+    Display :: return_icon('back.png', get_lang('GoBackToQuestionList'), '', ICON_SIZE_MEDIUM).'</a>';
 $actions = Display::div($actions, array('class'=> 'actions'));
 $content = $actions.$content;
 $tpl->assign('content', $content);