chamilo / chamilo-lms

main/document/edit_document.php

Indentation +187 added lines, -187 removed lines

@@ -65,7 +65,7 @@ 
 $sessionId = api_get_session_id();
 
 if (api_is_in_group()) {
-	$group_properties = GroupManager::get_group_properties($group_id);
+    $group_properties = GroupManager::get_group_properties($group_id);
 }
 
 $dir = '/';
@@ -77,7 +77,7 @@ 
         $_GET['id'],
         api_get_course_id(),
         true,
-		0
+        0
     );
 
     if (!empty($sessionId) && empty($document_data)) {
@@ -89,13 +89,13 @@ 
         );
     }
 
-	$document_id = $document_data['id'];
-	$file = $document_data['path'];
-	$parent_id = DocumentManager::get_document_id($course_info, dirname($file));
-	$dir = dirname($document_data['path']);
-	$dir_original = $dir;
-	$doc = basename($file);
-	$readonly = $document_data['readonly'];
+    $document_id = $document_data['id'];
+    $file = $document_data['path'];
+    $parent_id = DocumentManager::get_document_id($course_info, dirname($file));
+    $dir = dirname($document_data['path']);
+    $dir_original = $dir;
+    $doc = basename($file);
+    $readonly = $document_data['readonly'];
 }
 
 if (empty($document_data)) {
@@ -117,7 +117,7 @@ 
 
 // Level correction for group documents.
 if (!empty($group_properties['directory'])) {
-	$count_dir = $count_dir > 0 ? $count_dir - 1 : 0;
+    $count_dir = $count_dir > 0 ? $count_dir - 1 : 0;
 }
 $relative_url = '';
 for ($i = 0; $i < ($count_dir); $i++) {
@@ -139,13 +139,13 @@ 
 );
 
 if ($is_certificate_mode) {
-	$editorConfig['CreateDocumentDir'] = api_get_path(WEB_COURSE_PATH).$_course['path'].'/document/';
-	$editorConfig['CreateDocumentWebDir'] = api_get_path(WEB_COURSE_PATH).$_course['path'].'/document/';
-	$editorConfig['BaseHref'] = api_get_path(WEB_COURSE_PATH).$_course['path'].'/document'.$dir;
+    $editorConfig['CreateDocumentDir'] = api_get_path(WEB_COURSE_PATH).$_course['path'].'/document/';
+    $editorConfig['CreateDocumentWebDir'] = api_get_path(WEB_COURSE_PATH).$_course['path'].'/document/';
+    $editorConfig['BaseHref'] = api_get_path(WEB_COURSE_PATH).$_course['path'].'/document'.$dir;
 }
 
 $is_allowed_to_edit = api_is_allowed_to_edit(null, true) || $_SESSION['group_member_with_upload_rights']||
-	DocumentManager::is_my_shared_folder(api_get_user_id(), $dir, $sessionId);
+    DocumentManager::is_my_shared_folder(api_get_user_id(), $dir, $sessionId);
 $noPHP_SELF = true;
 
 /*	Other initialization code */
@@ -158,8 +158,8 @@ 
         'url' => api_get_path(WEB_CODE_PATH).'group/group_space.php?'.api_get_cidreq(),
         'name' => get_lang('GroupSpace'),
     );
-	$group_document = true;
-	$noPHP_SELF = true;
+    $group_document = true;
+    $noPHP_SELF = true;
 }
 
 if (!$is_certificate_mode) {
@@ -193,9 +193,9 @@ 
 
 //TODO:check the below code and his funcionality
 if (!api_is_allowed_to_edit()) {
-	if (DocumentManager::check_readonly($course_info, $user_id, $file)) {
-		api_not_allowed();
-	}
+    if (DocumentManager::check_readonly($course_info, $user_id, $file)) {
+        api_not_allowed();
+    }
 }
 
 /* MAIN TOOL CODE */
@@ -203,18 +203,18 @@ 
 /*	Code to change the comment	*/
 
 if (isset($_POST['comment'])) {
-	// Fixing the path if it is wrong
-	$comment = trim($_POST['comment']);
-	$title = trim($_POST['title']);
+    // Fixing the path if it is wrong
+    $comment = trim($_POST['comment']);
+    $title = trim($_POST['title']);
 
     // Just in case see BT#3525
     if (empty($title)) {
-		$title = $document_data['title'];
-	}
+        $title = $document_data['title'];
+    }
 
-	if (empty($title)) {
-		$title = get_document_title($_POST['filename']);
-	}
+    if (empty($title)) {
+        $title = get_document_title($_POST['filename']);
+    }
 
     if (!empty($document_id)) {
         $params = [
@@ -226,43 +226,43 @@ 
             $params,
             ['c_id = ? AND id = ?' => [$course_id, $document_id]]
         );
-		Display::addFlash(Display::return_message(get_lang('fileModified')));
+        Display::addFlash(Display::return_message(get_lang('fileModified')));
     }
 }
 
 /*	WYSIWYG HTML EDITOR - Program Logic */
 if ($is_allowed_to_edit) {
-	if (isset($_POST['formSent']) && $_POST['formSent'] == 1) {
+    if (isset($_POST['formSent']) && $_POST['formSent'] == 1) {
 
-		$filename = stripslashes($_POST['filename']);
+        $filename = stripslashes($_POST['filename']);
         $extension = $_POST['extension'];
-		$content = isset($_POST['content']) ? trim(str_replace(array("\r", "\n"), '', stripslashes($_POST['content']))) : null;
-		$content = Security::remove_XSS($content, COURSEMANAGERLOWSECURITY);
+        $content = isset($_POST['content']) ? trim(str_replace(array("\r", "\n"), '', stripslashes($_POST['content']))) : null;
+        $content = Security::remove_XSS($content, COURSEMANAGERLOWSECURITY);
 
         if ($dir == '/') {
             $dir = '';
         }
 
-		$file = $dir.'/'.$filename.'.'.$extension;
-		$read_only_flag = isset($_POST['readonly']) ? $_POST['readonly'] : null;
-		$read_only_flag = empty($read_only_flag) ? 0 : 1;
+        $file = $dir.'/'.$filename.'.'.$extension;
+        $read_only_flag = isset($_POST['readonly']) ? $_POST['readonly'] : null;
+        $read_only_flag = empty($read_only_flag) ? 0 : 1;
 
-		if (empty($filename)) {
+        if (empty($filename)) {
             Display::addFlash(Display::return_message(get_lang('NoFileName'), 'warning'));
-		} else {
+        } else {
 
-		    $file_size = filesize($document_data['absolute_path']);
+            $file_size = filesize($document_data['absolute_path']);
 
-			if ($read_only_flag == 0) {
-				if (!empty($content)) {
-					if ($fp = @fopen($document_data['absolute_path'], 'w')) {
-						// For flv player, change absolute path temporarily to prevent from erasing it in the following lines
-						$content = str_replace(array('flv=h', 'flv=/'), array('flv=h|', 'flv=/|'), $content);
- 						fputs($fp, $content);
-						fclose($fp);
+            if ($read_only_flag == 0) {
+                if (!empty($content)) {
+                    if ($fp = @fopen($document_data['absolute_path'], 'w')) {
+                        // For flv player, change absolute path temporarily to prevent from erasing it in the following lines
+                        $content = str_replace(array('flv=h', 'flv=/'), array('flv=h|', 'flv=/|'), $content);
+                            fputs($fp, $content);
+                        fclose($fp);
 
                         $filepath = $document_data['absolute_parent_path'];
-						/*
+                        /*
 						if (!is_dir($filepath.'css')) {
 							mkdir($filepath.'css', api_get_permissions_for_new_directories());
 							$doc_id = add_document($_course, $dir.'css', 'folder', 0, 'css');
@@ -292,7 +292,7 @@ 
 							);
 						}*/
 
-						/*if (!is_file($filepath.'css/frames.css')) {
+                        /*if (!is_file($filepath.'css/frames.css')) {
 							$platform_theme = api_get_setting('stylesheets');
 							if (file_exists(api_get_path(SYS_CODE_PATH).'css/'.$platform_theme.'/frames.css')) {
 								copy(api_get_path(SYS_CODE_PATH).'css/'.$platform_theme.'/frames.css', $filepath.'css/frames.css');
@@ -330,54 +330,54 @@ 
 							}
 						}*/
 
-						// "WHAT'S NEW" notification: update table item_property
-						$document_id = DocumentManager::get_document_id($_course, $file);
-
-						if ($document_id) {
-							update_existing_document(
-								$_course,
-								$document_id,
-								$file_size,
-								$read_only_flag
-							);
-							api_item_property_update(
-								$_course,
-								TOOL_DOCUMENT,
-								$document_id,
-								'DocumentUpdated',
-								api_get_user_id(),
-								null,
-								null,
-								null,
-								null,
-								$sessionId
-							);
-							// Update parent folders
-							item_property_update_on_folder(
-								$_course,
-								$dir,
-								api_get_user_id()
-							);
-							header('Location: document.php?id=' . $document_data['parent_id'] . '&' . api_get_cidreq() . ($is_certificate_mode?'&curdirpath=/certificates&selectcat=1':''));
-							exit;
-						} else {
+                        // "WHAT'S NEW" notification: update table item_property
+                        $document_id = DocumentManager::get_document_id($_course, $file);
+
+                        if ($document_id) {
+                            update_existing_document(
+                                $_course,
+                                $document_id,
+                                $file_size,
+                                $read_only_flag
+                            );
+                            api_item_property_update(
+                                $_course,
+                                TOOL_DOCUMENT,
+                                $document_id,
+                                'DocumentUpdated',
+                                api_get_user_id(),
+                                null,
+                                null,
+                                null,
+                                null,
+                                $sessionId
+                            );
+                            // Update parent folders
+                            item_property_update_on_folder(
+                                $_course,
+                                $dir,
+                                api_get_user_id()
+                            );
+                            header('Location: document.php?id=' . $document_data['parent_id'] . '&' . api_get_cidreq() . ($is_certificate_mode?'&curdirpath=/certificates&selectcat=1':''));
+                            exit;
+                        } else {
                             Display::addFlash(Display::return_message(get_lang('Impossible'), 'warning'));
-						}
-					} else {
+                        }
+                    } else {
                         Display::addFlash(Display::return_message(get_lang('Impossible'), 'warning'));
-					}
-				} else {
-					if ($document_id) {
+                    }
+                } else {
+                    if ($document_id) {
                         update_existing_document($_course, $document_id, $file_size, $read_only_flag);
-					}
-				}
-			} else {
+                    }
+                }
+            } else {
                 if ($document_id) {
                     update_existing_document($_course, $document_id, $file_size, $read_only_flag);
                 }
-			}
-		}
-	}
+            }
+        }
+    }
 }
 
 // Replace relative paths by absolute web paths (e.g. './' => 'http://www.chamilo.org/courses/ABC/document/')
@@ -431,35 +431,35 @@ 
         api_get_group_id()
     )
 ) {
-	$action = api_get_self().'?id='.$document_data['id'].'&'.api_get_cidreq();
+    $action = api_get_self().'?id='.$document_data['id'].'&'.api_get_cidreq();
     if ($is_certificate_mode) {
         $action .= '&curdirpath=/certificates&selectcat=1';
     }
-	$form = new FormValidator('formEdit', 'post', $action, null, array('class' => 'form-vertical'));
-
-	// Form title
-	$form->addElement('header', $nameTools);
-	$form->addElement('hidden', 'filename');
-	$form->addElement('hidden', 'extension');
-	$form->addElement('hidden', 'file_path');
-	$form->addElement('hidden', 'commentPath');
-	$form->addElement('hidden', 'showedit');
-	$form->addElement('hidden', 'origin');
-	$form->addElement('hidden', 'origin_opt');
+    $form = new FormValidator('formEdit', 'post', $action, null, array('class' => 'form-vertical'));
+
+    // Form title
+    $form->addElement('header', $nameTools);
+    $form->addElement('hidden', 'filename');
+    $form->addElement('hidden', 'extension');
+    $form->addElement('hidden', 'file_path');
+    $form->addElement('hidden', 'commentPath');
+    $form->addElement('hidden', 'showedit');
+    $form->addElement('hidden', 'origin');
+    $form->addElement('hidden', 'origin_opt');
     $form->addText('title', get_lang('Title'), true, array('cols-size' => [2, 10, 0], 'autofocus'));
 
-	$defaults['title'] = $document_data['title'];
+    $defaults['title'] = $document_data['title'];
 
-	$form->addElement('hidden', 'formSent');
-	$defaults['formSent'] = 1;
+    $form->addElement('hidden', 'formSent');
+    $defaults['formSent'] = 1;
 
-	$read_only_flag = isset($_POST['readonly']) ? $_POST['readonly'] : null;
+    $read_only_flag = isset($_POST['readonly']) ? $_POST['readonly'] : null;
 
-	// Desactivation of IE proprietary commenting tags inside the text before loading it on the online editor.
-	// This fix has been proposed by Hubert Borderiou, see Bug #573, http://support.chamilo.org/issues/573
-	$defaults['content'] = str_replace('<!--[', '<!-- [', $content);
+    // Desactivation of IE proprietary commenting tags inside the text before loading it on the online editor.
+    // This fix has been proposed by Hubert Borderiou, see Bug #573, http://support.chamilo.org/issues/573
+    $defaults['content'] = str_replace('<!--[', '<!-- [', $content);
 
-	// HotPotatoes tests are html files, but they should not be edited in order their functionality to be preserved.
+    // HotPotatoes tests are html files, but they should not be edited in order their functionality to be preserved.
 
     $showSystemFolders = api_get_course_setting('show_system_folders');
     $condition = stripos($dir, '/HotPotatoes_files') === false;
@@ -467,44 +467,44 @@ 
         $condition = true;
     }
 
-	if (($extension == 'htm' || $extension == 'html') && $condition) {
-		if (empty($readonly) && $readonly == 0) {
+    if (($extension == 'htm' || $extension == 'html') && $condition) {
+        if (empty($readonly) && $readonly == 0) {
             $form->addHtmlEditor('content', '', true, true, $editorConfig);
-		}
-	}
+        }
+    }
 
-	if (!$group_document && !DocumentManager::is_my_shared_folder(api_get_user_id(), $currentDirPath, $sessionId)) {
-		// Updated on field
-		$last_edit_date = api_get_local_time($last_edit_date);
+    if (!$group_document && !DocumentManager::is_my_shared_folder(api_get_user_id(), $currentDirPath, $sessionId)) {
+        // Updated on field
+        $last_edit_date = api_get_local_time($last_edit_date);
         $display_date = date_to_str_ago($last_edit_date).' <span class="dropbox_date">'.api_format_date($last_edit_date).'</span>';
-		$form->addElement('static', null, get_lang('UpdatedOn'), $display_date);
-	}
+        $form->addElement('static', null, get_lang('UpdatedOn'), $display_date);
+    }
 
-	$form->addElement('textarea', 'comment', get_lang('Comment'), ['cols-size' => [2, 10, 0]]);
+    $form->addElement('textarea', 'comment', get_lang('Comment'), ['cols-size' => [2, 10, 0]]);
 
-	if ($owner_id == api_get_user_id() || api_is_platform_admin()) {
-		$checked =& $form->addElement('checkbox', 'readonly', null, get_lang('ReadOnly'));
-		if ($readonly == 1) {
-			$checked->setChecked(true);
-		}
-	}
+    if ($owner_id == api_get_user_id() || api_is_platform_admin()) {
+        $checked =& $form->addElement('checkbox', 'readonly', null, get_lang('ReadOnly'));
+        if ($readonly == 1) {
+            $checked->setChecked(true);
+        }
+    }
 
-	if ($is_certificate_mode) {
-		$form->addButtonUpdate(get_lang('SaveCertificate'));
+    if ($is_certificate_mode) {
+        $form->addButtonUpdate(get_lang('SaveCertificate'));
     } else {
-		$form->addButtonUpdate(get_lang('SaveDocument'));
+        $form->addButtonUpdate(get_lang('SaveDocument'));
     }
 
-	$defaults['filename'] = $filename;
-	$defaults['extension'] = $extension;
-	$defaults['file_path'] = isset($_GET['file']) ? Security::remove_XSS($_GET['file']) : null;
-	$defaults['commentPath'] = $file;
-	$defaults['renameTo'] = $file_name;
-	$defaults['comment'] = $document_data['comment'];
-	$defaults['origin'] = isset($_GET['origin']) ? Security::remove_XSS($_GET['origin']) : null;
-	$defaults['origin_opt'] = isset($_GET['origin_opt']) ? Security::remove_XSS($_GET['origin_opt']) : null;
+    $defaults['filename'] = $filename;
+    $defaults['extension'] = $extension;
+    $defaults['file_path'] = isset($_GET['file']) ? Security::remove_XSS($_GET['file']) : null;
+    $defaults['commentPath'] = $file;
+    $defaults['renameTo'] = $file_name;
+    $defaults['comment'] = $document_data['comment'];
+    $defaults['origin'] = isset($_GET['origin']) ? Security::remove_XSS($_GET['origin']) : null;
+    $defaults['origin_opt'] = isset($_GET['origin_opt']) ? Security::remove_XSS($_GET['origin_opt']) : null;
 
-	$form->setDefaults($defaults);
+    $form->setDefaults($defaults);
 
     show_return(
         $parent_id,
@@ -514,25 +514,25 @@ 
         $is_certificate_mode
     );
 
-	if ($is_certificate_mode) {
-		$all_information_by_create_certificate = DocumentManager::get_all_info_to_certificate(
-			api_get_user_id(),
-			api_get_course_id()
-		);
-		$str_info = '';
-		foreach ($all_information_by_create_certificate[0] as $info_value) {
-			$str_info .= $info_value.'<br/>';
-		}
-		$create_certificate=get_lang('CreateCertificateWithTags');
-		Display::display_normal_message(
-			$create_certificate.': <br /><br />'.$str_info,
-			false
-		);
-	}
-
-	if ($extension=='svg' && !api_browser_support('svg') && api_get_setting('enabled_support_svg') == 'true'){
-		Display::display_warning_message(get_lang('BrowserDontSupportsSVG'));
-	}
+    if ($is_certificate_mode) {
+        $all_information_by_create_certificate = DocumentManager::get_all_info_to_certificate(
+            api_get_user_id(),
+            api_get_course_id()
+        );
+        $str_info = '';
+        foreach ($all_information_by_create_certificate[0] as $info_value) {
+            $str_info .= $info_value.'<br/>';
+        }
+        $create_certificate=get_lang('CreateCertificateWithTags');
+        Display::display_normal_message(
+            $create_certificate.': <br /><br />'.$str_info,
+            false
+        );
+    }
+
+    if ($extension=='svg' && !api_browser_support('svg') && api_get_setting('enabled_support_svg') == 'true'){
+        Display::display_warning_message(get_lang('BrowserDontSupportsSVG'));
+    }
     echo '<div class="row" style="overflow:hidden">
             <div id="template_col" class="col-md-2">
                 <div class="panel panel-default">
@@ -560,57 +560,57 @@ 
 */
 function change_name($base_work_dir, $source_file, $rename_to, $dir, $doc)
 {
-	$file_name_for_change = $base_work_dir.$dir.$source_file;
+    $file_name_for_change = $base_work_dir.$dir.$source_file;
     $rename_to = disable_dangerous_file($rename_to); // Avoid renaming to .htaccess file
-	$rename_to = my_rename($file_name_for_change, stripslashes($rename_to)); // fileManage API
-
-	if ($rename_to) {
-		if (isset($dir) && $dir != '') {
-			$source_file = $dir.$source_file;
-			$new_full_file_name = dirname($source_file).'/'.$rename_to;
-		} else {
-			$source_file = '/'.$source_file;
-			$new_full_file_name = '/'.$rename_to;
-		}
-
-		update_db_info('update', $source_file, $new_full_file_name); // fileManage API
+    $rename_to = my_rename($file_name_for_change, stripslashes($rename_to)); // fileManage API
+
+    if ($rename_to) {
+        if (isset($dir) && $dir != '') {
+            $source_file = $dir.$source_file;
+            $new_full_file_name = dirname($source_file).'/'.$rename_to;
+        } else {
+            $source_file = '/'.$source_file;
+            $new_full_file_name = '/'.$rename_to;
+        }
+
+        update_db_info('update', $source_file, $new_full_file_name); // fileManage API
         Display::addFlash(Display::return_message(get_lang('fileModified')));
 
-		return true;
-	} else {
+        return true;
+    } else {
         Display::addFlash(Display::return_message(get_lang('FileExists')));
-	}
+    }
 }
 
 //return button back to
 function show_return($document_id, $path, $call_from_tool='', $slide_id=0, $is_certificate_mode=false)
 {
     global $parent_id;
-	echo '<div class="actions">';
+    echo '<div class="actions">';
 
     $url = api_get_path(WEB_CODE_PATH).'document/document.php?'.api_get_cidreq().'&id='.$parent_id;
 
-	if ($is_certificate_mode) {
-		echo '<a href="document.php?curdirpath='.Security::remove_XSS($_GET['curdirpath']).'&selectcat=' . Security::remove_XSS($_GET['selectcat']).'">'.
+    if ($is_certificate_mode) {
+        echo '<a href="document.php?curdirpath='.Security::remove_XSS($_GET['curdirpath']).'&selectcat=' . Security::remove_XSS($_GET['selectcat']).'">'.
             Display::return_icon('back.png',get_lang('Back').' '.get_lang('To').' '.get_lang('CertificateOverview'),'',ICON_SIZE_MEDIUM).'</a>';
-	} elseif($call_from_tool=='slideshow') {
-		echo '<a href="'.api_get_path(WEB_PATH).'main/document/slideshow.php?slide_id='.$slide_id.'&curdirpath='.Security::remove_XSS(urlencode($_GET['curdirpath'])).'">'.
+    } elseif($call_from_tool=='slideshow') {
+        echo '<a href="'.api_get_path(WEB_PATH).'main/document/slideshow.php?slide_id='.$slide_id.'&curdirpath='.Security::remove_XSS(urlencode($_GET['curdirpath'])).'">'.
             Display::return_icon('slideshow.png', get_lang('BackTo').' '.get_lang('ViewSlideshow'),'',ICON_SIZE_MEDIUM).'</a>';
-	} elseif($call_from_tool=='editdraw') {
-		echo '<a href="'.$url.'">'.
+    } elseif($call_from_tool=='editdraw') {
+        echo '<a href="'.$url.'">'.
             Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'),'',ICON_SIZE_MEDIUM).'</a>';
-		echo '<a href="javascript:history.back(1)">'.Display::return_icon('draw.png', get_lang('BackTo').' '.get_lang('Draw'), array(), 32).'</a>';
-	} elseif($call_from_tool=='editodf') {
+        echo '<a href="javascript:history.back(1)">'.Display::return_icon('draw.png', get_lang('BackTo').' '.get_lang('Draw'), array(), 32).'</a>';
+    } elseif($call_from_tool=='editodf') {
         echo '<a href="'.$url.'">'.
             Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'),'',ICON_SIZE_MEDIUM).'</a>';
         echo '<a href="javascript:history.back(1)">'.Display::return_icon('draw.png', get_lang('BackTo').' '.get_lang('Write'), array(), 32).'</a>';
     } elseif($call_from_tool=='editpaint'){
-		echo '<a href="'.$url.'">'.
+        echo '<a href="'.$url.'">'.
             Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'), array(), ICON_SIZE_MEDIUM).'</a>';
-		echo '<a href="javascript:history.back(1)">'.Display::return_icon('paint.png', get_lang('BackTo').' '.get_lang('Paint'), array(), 32).'</a>';
-	} else {
-		echo '<a href="'.$url.'">'.
+        echo '<a href="javascript:history.back(1)">'.Display::return_icon('paint.png', get_lang('BackTo').' '.get_lang('Paint'), array(), 32).'</a>';
+    } else {
+        echo '<a href="'.$url.'">'.
             Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'),'',ICON_SIZE_MEDIUM).'</a>';
-	}
-	echo '</div>';
+    }
+    echo '</div>';
 }

main/survey/survey.php

Indentation +145 added lines, -145 removed lines

@@ -20,8 +20,8 @@ 
 // Coach can't view this page
 $extend_rights_for_coachs = api_get_setting('extend_rights_for_coach_on_survey');
 $isDrhOfCourse = CourseManager::isUserSubscribedInCourseAsDrh(
-	api_get_user_id(),
-	api_get_course_info()
+    api_get_user_id(),
+    api_get_course_info()
 );
 
 if ($isDrhOfCourse) {
@@ -31,10 +31,10 @@ 
 if (!api_is_allowed_to_edit(false, true) ||
     (api_is_course_coach() && $extend_rights_for_coachs == 'false')
 ) {
-	Display :: display_header(get_lang('ToolSurvey'));
-	Display :: display_error_message(get_lang('NotAllowed'), false);
-	Display :: display_footer();
-	exit;
+    Display :: display_header(get_lang('ToolSurvey'));
+    Display :: display_error_message(get_lang('NotAllowed'), false);
+    Display :: display_footer();
+    exit;
 }
 
 // Database table definitions
@@ -51,21 +51,21 @@ 
 
 // Breadcrumbs
 $interbreadcrumb[] = array(
-		'url' => api_get_path(WEB_CODE_PATH).'survey/survey_list.php',
-		'name' => get_lang('SurveyList'),
+        'url' => api_get_path(WEB_CODE_PATH).'survey/survey_list.php',
+        'name' => get_lang('SurveyList'),
 );
 
 // Getting the survey information
 if (!empty($_GET['survey_id'])) {
-	$course_code = api_get_course_id();
-	if ($course_code!=-1) {
-		$survey_data = SurveyManager::get_survey($survey_id);
-	} else {
-		Display :: display_header(get_lang('ToolSurvey'));
-		Display :: display_error_message(get_lang('NotAllowed'), false);
-		Display :: display_footer();
-		exit;
-	}
+    $course_code = api_get_course_id();
+    if ($course_code!=-1) {
+        $survey_data = SurveyManager::get_survey($survey_id);
+    } else {
+        Display :: display_header(get_lang('ToolSurvey'));
+        Display :: display_error_message(get_lang('NotAllowed'), false);
+        Display :: display_footer();
+        exit;
+    }
 } else {
     Display :: display_header(get_lang('ToolSurvey'));
     Display :: display_error_message(get_lang('NotAllowed'), false);
@@ -78,30 +78,30 @@ 
 $is_survey_type_1 = $survey_data['survey_type'] == 1;
 
 if (api_strlen(strip_tags($survey_data['title'])) > 40) {
-	$tool_name .= '...';
+    $tool_name .= '...';
 }
 
 if ($is_survey_type_1 && ($action == 'addgroup' || $action == 'deletegroup')) {
-	$_POST['name'] = trim($_POST['name']);
-	if ($action == 'addgroup') {
-		if (!empty($_POST['group_id'])) {
-			Database::query('UPDATE '.$table_survey_question_group.' SET description = \''.Database::escape_string($_POST['description']).'\'
+    $_POST['name'] = trim($_POST['name']);
+    if ($action == 'addgroup') {
+        if (!empty($_POST['group_id'])) {
+            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'])) {
-			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 {
-			$sendmsg = 'GroupNeedName';
-		}
-	}
-
-	if ($action == 'deletegroup') {
-		Database::query('DELETE FROM '.$table_survey_question_group.' WHERE c_id = '.$course_id.' AND id = '.intval($_GET['gid']).' and survey_id = '.intval($survey_id));
-		$sendmsg = 'GroupDeletedSuccessfully';
-	}
-	header('Location: '.api_get_path(WEB_CODE_PATH).'survey/survey.php?survey_id='.$survey_id.'&sendmsg='.$sendmsg);
-	exit;
+            $sendmsg = 'GroupUpdatedSuccessfully';
+        } elseif(!empty($_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 {
+            $sendmsg = 'GroupNeedName';
+        }
+    }
+
+    if ($action == 'deletegroup') {
+        Database::query('DELETE FROM '.$table_survey_question_group.' WHERE c_id = '.$course_id.' AND id = '.intval($_GET['gid']).' and survey_id = '.intval($survey_id));
+        $sendmsg = 'GroupDeletedSuccessfully';
+    }
+    header('Location: '.api_get_path(WEB_CODE_PATH).'survey/survey.php?survey_id='.$survey_id.'&sendmsg='.$sendmsg);
+    exit;
 }
 
 // Displaying the header
@@ -115,13 +115,13 @@ 
 $message_information    = isset($_GET['message']) ? Security::remove_XSS($_GET['message']) : null;
 
 if (isset($action)) {
-	if (($action == 'moveup' || $action == 'movedown') && isset($_GET['question_id'])) {
-		SurveyManager::move_survey_question($my_action_survey,$my_question_id_survey,$my_survey_id_survey);
-		Display::display_confirmation_message(get_lang('SurveyQuestionMoved'));
-	}
-	if ($action == 'delete' AND is_numeric($_GET['question_id'])) {
-		SurveyManager::delete_survey_question($my_survey_id_survey, $my_question_id_survey, $survey_data['is_shared']);
-	}
+    if (($action == 'moveup' || $action == 'movedown') && isset($_GET['question_id'])) {
+        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($_GET['question_id'])) {
+        SurveyManager::delete_survey_question($my_survey_id_survey, $my_question_id_survey, $survey_data['is_shared']);
+    }
 }
 
 if (!empty($survey_data['survey_version'])) echo '<b>'.get_lang('Version').': '.$survey_data['survey_version'].'</b>';
@@ -139,26 +139,26 @@ 
 echo '<div class="actions">'.$survey_actions.'</div>';
 
 if ($survey_data['survey_type'] == 0) {
-	echo '<div class="panel panel-default">';
+    echo '<div class="panel panel-default">';
         echo '<div class="panel-body">';
-	echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=yesno&amp;survey_id='.$survey_id.'">'.Display::return_icon('yesno.png', get_lang('YesNo'), null, ICON_SIZE_BIG).'</a>';
-	echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=multiplechoice&amp;survey_id='.$survey_id.'">'.Display::return_icon('mcua.png', get_lang('UniqueSelect'), null, ICON_SIZE_BIG).'</a>';
-	echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=multipleresponse&amp;survey_id='.$survey_id.'">'.Display::return_icon('mcma.png', get_lang('MultipleResponse'), null, ICON_SIZE_BIG).'</a>';
-	echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=open&amp;survey_id='.$survey_id.'">'.Display::return_icon('open_answer.png', get_lang('Open'), null, ICON_SIZE_BIG).'</a>';
-	echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=dropdown&amp;survey_id='.$survey_id.'">'.Display::return_icon('dropdown.png', get_lang('Dropdown'), null, ICON_SIZE_BIG).'</a>';
-	echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=percentage&amp;survey_id='.$survey_id.'">'.Display::return_icon('percentagequestion.png', get_lang('Percentage'), null, ICON_SIZE_BIG).'</a>';
-	echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=score&amp;survey_id='.$survey_id.'">'.Display::return_icon('scorequestion.png', get_lang('Score'), null, ICON_SIZE_BIG).'</a>';
-	echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=comment&amp;survey_id='.$survey_id.'">'.Display::return_icon('commentquestion.png', get_lang('Comment'), null, ICON_SIZE_BIG).'</a>';
-	echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=pagebreak&amp;survey_id='.$survey_id.'">'.Display::return_icon('page_end.png', get_lang('Pagebreak'), null, ICON_SIZE_BIG).'</a>';
-	echo '</div>';
+    echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=yesno&amp;survey_id='.$survey_id.'">'.Display::return_icon('yesno.png', get_lang('YesNo'), null, ICON_SIZE_BIG).'</a>';
+    echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=multiplechoice&amp;survey_id='.$survey_id.'">'.Display::return_icon('mcua.png', get_lang('UniqueSelect'), null, ICON_SIZE_BIG).'</a>';
+    echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=multipleresponse&amp;survey_id='.$survey_id.'">'.Display::return_icon('mcma.png', get_lang('MultipleResponse'), null, ICON_SIZE_BIG).'</a>';
+    echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=open&amp;survey_id='.$survey_id.'">'.Display::return_icon('open_answer.png', get_lang('Open'), null, ICON_SIZE_BIG).'</a>';
+    echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=dropdown&amp;survey_id='.$survey_id.'">'.Display::return_icon('dropdown.png', get_lang('Dropdown'), null, ICON_SIZE_BIG).'</a>';
+    echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=percentage&amp;survey_id='.$survey_id.'">'.Display::return_icon('percentagequestion.png', get_lang('Percentage'), null, ICON_SIZE_BIG).'</a>';
+    echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=score&amp;survey_id='.$survey_id.'">'.Display::return_icon('scorequestion.png', get_lang('Score'), null, ICON_SIZE_BIG).'</a>';
+    echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=comment&amp;survey_id='.$survey_id.'">'.Display::return_icon('commentquestion.png', get_lang('Comment'), null, ICON_SIZE_BIG).'</a>';
+    echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=pagebreak&amp;survey_id='.$survey_id.'">'.Display::return_icon('page_end.png', get_lang('Pagebreak'), null, ICON_SIZE_BIG).'</a>';
+    echo '</div>';
         echo '</div>';
 } else {
-	echo '<div class="panel panel-default">';
+    echo '<div class="panel panel-default">';
         echo '<div class="panel-body">';
-	echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=personality&amp;survey_id='.$survey_id.'">';
-	echo Display::return_icon("yesno.png");
-	echo '</a></div>';
-	echo '</div>';
+    echo '<a href="'.api_get_path(WEB_CODE_PATH).'survey/question.php?'.api_get_cidreq().'&amp;action=add&type=personality&amp;survey_id='.$survey_id.'">';
+    echo Display::return_icon("yesno.png");
+    echo '</a></div>';
+    echo '</div>';
         echo '</div>';
 }
 
@@ -171,7 +171,7 @@ 
 echo '		<th width="50" >'.get_lang('NumberOfOptions').'</th>';
 echo '		<th width="100">'.get_lang('Modify').'</th>';
 if ($is_survey_type_1) {
-	echo '<th width="100">'.get_lang('Condition').'</th>';
+    echo '<th width="100">'.get_lang('Condition').'</th>';
     echo '<th width="40">'.get_lang('Group').'</th>';
 }
 echo '	</tr>';
@@ -198,97 +198,97 @@ 
 $result = Database::query($sql);
 $question_counter_max = Database::num_rows($result);
 while ($row = Database::fetch_array($result, 'ASSOC')) {
-	echo '<tr>';
-	echo '	<td>'.$question_counter.'</td>';
-	echo '	<td>';
-	if (api_strlen($row['survey_question']) > 100) {
-		echo api_substr(strip_tags($row['survey_question']), 0, 100).' ... ';
-	} else {
-		echo $row['survey_question'];
-	}
-
-	if ($row['type'] == 'yesno') {
-		$tool_name = get_lang('YesNo');
-	} else if ($row['type'] == 'multiplechoice') {
-		$tool_name = get_lang('UniqueSelect');
-	} else {
-		$tool_name = get_lang(api_ucfirst(Security::remove_XSS($row['type'])));
-	}
-
-	echo '</td>';
-	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>';
-	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='.$row['question_id'].'">'.Display::return_icon('up.png', get_lang('MoveUp'),'',ICON_SIZE_SMALL).'</a>';
-	} else {
-		Display::display_icon('up_na.png','&nbsp;','',ICON_SIZE_SMALL);
-	}
-	if ($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>';
-	} else {
-		Display::display_icon('down_na.png','&nbsp;','',ICON_SIZE_SMALL);
-	}
-	echo '	</td>';
-	$question_counter++;
-
-	if ($is_survey_type_1) {
-    	echo '<td>'.(($row['survey_group_pri']==0)?get_lang('Secondary'):get_lang('Primary')).'</td>';
+    echo '<tr>';
+    echo '	<td>'.$question_counter.'</td>';
+    echo '	<td>';
+    if (api_strlen($row['survey_question']) > 100) {
+        echo api_substr(strip_tags($row['survey_question']), 0, 100).' ... ';
+    } else {
+        echo $row['survey_question'];
+    }
+
+    if ($row['type'] == 'yesno') {
+        $tool_name = get_lang('YesNo');
+    } else if ($row['type'] == 'multiplechoice') {
+        $tool_name = get_lang('UniqueSelect');
+    } else {
+        $tool_name = get_lang(api_ucfirst(Security::remove_XSS($row['type'])));
+    }
+
+    echo '</td>';
+    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>';
+    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='.$row['question_id'].'">'.Display::return_icon('up.png', get_lang('MoveUp'),'',ICON_SIZE_SMALL).'</a>';
+    } else {
+        Display::display_icon('up_na.png','&nbsp;','',ICON_SIZE_SMALL);
+    }
+    if ($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>';
+    } else {
+        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 '</tr>';
+    echo '</tr>';
 }
 
 echo '</table>';
 
 if ($is_survey_type_1) {
-	echo '<br /><br /><b>'.get_lang('ManageGroups').'</b><br /><br />';
-
-	if (in_array($_GET['sendmsg'], array('GroupUpdatedSuccessfully', 'GroupDeletedSuccessfully', 'GroupCreatedSuccessfully'))) {
-		echo Display::display_confirmation_message(get_lang($_GET['sendmsg']), false);
-	}
-
-	if (in_array($_GET['sendmsg'], array('GroupNeedName'))){
-		echo Display::display_warning_message(get_lang($_GET['sendmsg']), false);
-	}
-	echo '<table border="0"><tr><td width="100">'.get_lang('Name').'</td><td>'.get_lang('Description').'</td></tr></table>';
-	echo '<form action="'.api_get_path(WEB_CODE_PATH).'survey/survey.php?action=addgroup&survey_id='.$survey_id.'" method="post">';
-	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');
-		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($_GET['gid']).'">';
-		echo	'<input type="submit" value="'.get_lang('Save').'"'.'<input type="button" value="'.get_lang('Cancel').'" onclick="window.location.href = \'survey.php?survey_id='.Security::remove_XSS($survey_id).'\';" />';
-	} else {
-		echo	'<input type="text" maxlength="20" name="name" value="" size="10">';
-		echo	'<input type="text" maxlength="250" name="description" value="" size="80">';
-		echo	'<input type="submit" value="'.get_lang('Create').'"';
-	}
-	echo	'</form><br />';
-
-	echo '<table class="data_table">';
-	echo '	<tr class="row_odd">';
-	echo '		<th width="200">'.get_lang('Name').'</th>';
-	echo '		<th>'.get_lang('Description').'</th>';
-	echo '		<th width="100">'.get_lang('Modify').'</th>';
-	echo '	</tr>';
-
-	$sql = 'SELECT id,name,description FROM '.$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)){
-		$grouplist .= '<tr><td>'.$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>'.
-		'</td></tr>';
-	}
-	echo $grouplist.'</table>';
+    echo '<br /><br /><b>'.get_lang('ManageGroups').'</b><br /><br />';
+
+    if (in_array($_GET['sendmsg'], array('GroupUpdatedSuccessfully', 'GroupDeletedSuccessfully', 'GroupCreatedSuccessfully'))) {
+        echo Display::display_confirmation_message(get_lang($_GET['sendmsg']), false);
+    }
+
+    if (in_array($_GET['sendmsg'], array('GroupNeedName'))){
+        echo Display::display_warning_message(get_lang($_GET['sendmsg']), false);
+    }
+    echo '<table border="0"><tr><td width="100">'.get_lang('Name').'</td><td>'.get_lang('Description').'</td></tr></table>';
+    echo '<form action="'.api_get_path(WEB_CODE_PATH).'survey/survey.php?action=addgroup&survey_id='.$survey_id.'" method="post">';
+    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');
+        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($_GET['gid']).'">';
+        echo	'<input type="submit" value="'.get_lang('Save').'"'.'<input type="button" value="'.get_lang('Cancel').'" onclick="window.location.href = \'survey.php?survey_id='.Security::remove_XSS($survey_id).'\';" />';
+    } else {
+        echo	'<input type="text" maxlength="20" name="name" value="" size="10">';
+        echo	'<input type="text" maxlength="250" name="description" value="" size="80">';
+        echo	'<input type="submit" value="'.get_lang('Create').'"';
+    }
+    echo	'</form><br />';
+
+    echo '<table class="data_table">';
+    echo '	<tr class="row_odd">';
+    echo '		<th width="200">'.get_lang('Name').'</th>';
+    echo '		<th>'.get_lang('Description').'</th>';
+    echo '		<th width="100">'.get_lang('Modify').'</th>';
+    echo '	</tr>';
+
+    $sql = 'SELECT id,name,description FROM '.$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)){
+        $grouplist .= '<tr><td>'.$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>'.
+        '</td></tr>';
+    }
+    echo $grouplist.'</table>';
 }
 
 Session::erase('answer_count');

main/inc/lib/statsUtils.lib.inc.php

Spacing +5 added lines, -5 removed lines

@@ -155,7 +155,7 @@ 
             $last_day = -1;
             while ($row = Database::fetch_row($res)) {
                 $date_array = getdate($row[0]);
-                $display_date = $date_array['mday'] . ' ' . $MonthsShort[$date_array['mon'] - 1] . ' ' . $date_array['year'];
+                $display_date = $date_array['mday'].' '.$MonthsShort[$date_array['mon'] - 1].' '.$date_array['year'];
                 if ($date_array['mday'] == $last_day) {
                     $days_array[$display_date]++;
                 } else {
@@ -221,7 +221,7 @@ 
                      
                 </td>
                 <td width='10%'>
-                    <b>" . get_lang('Hits') . "</b>
+                    <b>".get_lang('Hits')."</b>
                 </td>
                 <td width='15%'>
                     <b>%</b>
@@ -249,7 +249,7 @@ 
                     echo "<img src='".Display::returnIconPath('bar_1m.gif')."' width='1' height='12' alt='$periodPiece : $cpt hits &ndash; $pourcent %' />";
                 }
                 if ($pourcent != 100) {
-                    echo "<img src='".Display::returnIconPath('bar_1r.gif')."' width='" . ($maxSize - $barwidth) . "' height='12' alt='$periodPiece : $cpt hits &ndash; $pourcent %' />";
+                    echo "<img src='".Display::returnIconPath('bar_1r.gif')."' width='".($maxSize - $barwidth)."' height='12' alt='$periodPiece : $cpt hits &ndash; $pourcent %' />";
                 }
                 echo "<img src='".Display::returnIconPath('bar_1.gif')."' width='1' height='12' alt='$periodPiece : $cpt hits &ndash; $pourcent %' />
                     </td>
@@ -265,13 +265,13 @@ 
         }
         echo "<tr bgcolor='#E6E6E6'>
                 <td width='15%' align='center'>
-                    " . get_lang('Total') . "
+                    " . get_lang('Total')."
                 </td>
                 <td align='right' width='60%'>
                     &nbsp;
                 </td>
                 <td align='center' width='10%'>
-                    " . $period_array['total'] . "
+                    " . $period_array['total']."
                 </td>
                 <td width='15%'>
                     &nbsp;

main/inc/lib/display.lib.php

Spacing +68 added lines, -68 removed lines

@@ -55,7 +55,7 @@ 
      * @param string Optional help file name
      * @param string $page_header
      */
-    public static function display_header($tool_name ='', $help = null, $page_header = null)
+    public static function display_header($tool_name = '', $help = null, $page_header = null)
     {
         $origin = api_get_origin();
         $showHeader = true;
@@ -351,7 +351,7 @@ 
         $grid_class = array(),
         $elementCount = 0
     ) {
-        $column =  0;
+        $column = 0;
         $default_items_per_page = isset($paging_options['per_page']) ? $paging_options['per_page'] : 20;
 
         $table = new SortableTableFromArray($content, $column, $default_items_per_page, $name);
@@ -476,7 +476,7 @@ 
      * @param bool	Filter (true) or not (false)
      * @return void
      */
-    public static function display_confirmation_message ($message, $filter = true, $returnValue = false)
+    public static function display_confirmation_message($message, $filter = true, $returnValue = false)
     {
         $message = self::return_message($message, 'confirm', $filter);
         if ($returnValue) {
@@ -493,7 +493,7 @@ 
      * @param bool	Filter (true) or not (false)
      * @return void
      */
-    public static function display_error_message ($message, $filter = true, $returnValue = false)
+    public static function display_error_message($message, $filter = true, $returnValue = false)
     {
         $message = self::return_message($message, 'error', $filter);
         if ($returnValue) {
@@ -508,7 +508,7 @@ 
      * @param string $type
      * @param bool $filter
      */
-    public static function return_message_and_translate($message, $type='normal', $filter = true)
+    public static function return_message_and_translate($message, $type = 'normal', $filter = true)
     {
         $message = get_lang($message);
         echo self::return_message($message, $type, $filter);
@@ -532,7 +532,7 @@ 
         }
 
         $class = "";
-        switch($type) {
+        switch ($type) {
             case 'warning':
                $class .= 'alert alert-warning';
                break;
@@ -560,7 +560,7 @@ 
      * @param string  optional, class from stylesheet
      * @return string encrypted mailto hyperlink
      */
-    public static function encrypted_mailto_link ($email, $clickable_text = null, $style_class = '')
+    public static function encrypted_mailto_link($email, $clickable_text = null, $style_class = '')
     {
         if (is_null($clickable_text)) {
             $clickable_text = $email;
@@ -575,14 +575,14 @@ 
         }
         // Encrypt email
         $hmail = '';
-        for ($i = 0; $i < strlen($email); $i ++) {
+        for ($i = 0; $i < strlen($email); $i++) {
             $hmail .= '&#'.ord($email {
             $i }).';';
         }
         $hclickable_text = null;
         // Encrypt clickable text if @ is present
         if (strpos($clickable_text, '@')) {
-            for ($i = 0; $i < strlen($clickable_text); $i ++) {
+            for ($i = 0; $i < strlen($clickable_text); $i++) {
                 $hclickable_text .= '&#'.ord($clickable_text {
                 $i }).';';
             }
@@ -614,7 +614,7 @@ 
         }
         // Encrypt email
         $hmail = '';
-        for ($i = 0; $i < strlen($email); $i ++) {
+        for ($i = 0; $i < strlen($email); $i++) {
             $hmail .= '&#'.ord($email {
             $i }).';';
         }
@@ -647,7 +647,7 @@ 
     public static function get_alphabet_options($selected_letter = '')
     {
         $result = '';
-        for ($i = 65; $i <= 90; $i ++) {
+        for ($i = 65; $i <= 90; $i++) {
             $letter = chr($i);
             $result .= '<option value="'.$letter.'"';
             if ($selected_letter == $letter) {
@@ -668,7 +668,7 @@ 
     public static function get_numeric_options($min, $max, $selected_num = 0)
     {
         $result = '';
-        for ($i = $min; $i <= $max; $i ++) {
+        for ($i = $min; $i <= $max; $i++) {
             $result .= '<option value="'.$i.'"';
             if (is_int($selected_num))
                 if ($selected_num == $i) {
@@ -745,7 +745,7 @@ 
             $size = ICON_SIZE_SMALL;
         }
 
-        $size_extra = $size . '/';
+        $size_extra = $size.'/';
 
         // Checking the img/ folder
         $icon = $w_code_path.'img/'.$image;
@@ -753,7 +753,7 @@ 
         $theme = 'themes/chamilo/icons/';
 
         if ($loadThemeIcon) {
-            $theme = 'themes/' . api_get_visual_theme() . '/icons/';
+            $theme = 'themes/'.api_get_visual_theme().'/icons/';
             // Checking the theme icons folder example: app/Resources/public/css/themes/chamilo/icons/XXX
             if (is_file($alternateCssPath.$theme.$size_extra.$image)) {
                 $icon = $alternateWebCssPath.$theme.$size_extra.$image;
@@ -859,7 +859,7 @@ 
             }
         }
         //some tags don't have this </XXX>
-        if (in_array($tag, array('img','input','br'))) {
+        if (in_array($tag, array('img', 'input', 'br'))) {
             $return_value = '<'.$tag.' '.$attribute_list.' />';
         } else {
             $return_value = '<'.$tag.' '.$attribute_list.' > '.$content.'</'.$tag.'>';
@@ -912,13 +912,13 @@ 
     public static function input($type, $name, $value, $attributes = array())
     {
          if (isset($type)) {
-             $attributes['type']= $type;
+             $attributes['type'] = $type;
          }
          if (isset($name)) {
-             $attributes['name']= $name;
+             $attributes['name'] = $name;
          }
          if (isset($value)) {
-             $attributes['value']= $value;
+             $attributes['value'] = $value;
         }
         return self::tag('input', '', $attributes);
     }
@@ -951,14 +951,14 @@ 
     ) {
         $html = '';
         $extra = '';
-        $default_id = 'id="' . $name . '" ';
+        $default_id = 'id="'.$name.'" ';
         foreach ($extra_attributes as $key => $parameter) {
             if ($key == 'id') {
                 $default_id = '';
             }
-            $extra .= $key . '="' . $parameter . '" ';
+            $extra .= $key.'="'.$parameter.'" ';
         }
-        $html .= '<select name="' . $name . '" ' . $default_id . ' ' . $extra . '>';
+        $html .= '<select name="'.$name.'" '.$default_id.' '.$extra.'>';
 
         if ($show_blank_item) {
             if (empty($blank_item_text)) {
@@ -966,14 +966,14 @@ 
             } else {
                 $blank_item_text = Security::remove_XSS($blank_item_text);
             }
-            $html .= self::tag('option', '-- ' . $blank_item_text . ' --', array('value' => '-1'));
+            $html .= self::tag('option', '-- '.$blank_item_text.' --', array('value' => '-1'));
         }
         if ($values) {
             foreach ($values as $key => $value) {
                 if (is_array($value) && isset($value['name'])) {
                     $value = $value['name'];
                 }
-                $html .= '<option value="' . $key . '"';
+                $html .= '<option value="'.$key.'"';
 
                 if (is_array($default)) {
                     foreach ($default as $item) {
@@ -988,7 +988,7 @@ 
                     }
                 }
 
-                $html .= '>' . $value . '</option>';
+                $html .= '>'.$value.'</option>';
             }
         }
         $html .= '</select>';
@@ -1014,7 +1014,7 @@ 
      */
     public static function tabs($header_list, $content_list, $id = 'tabs', $attributes = array(), $ul_attributes = array())
     {
-        if (empty($header_list) || count($header_list) == 0 ) {
+        if (empty($header_list) || count($header_list) == 0) {
             return '';
         }
 
@@ -1051,7 +1051,7 @@ 
 
         $main_div = self::tag('div', $ul.self::tag('div', $divs, ['class' => 'tab-content']), $attributes);
 
-        return $main_div ;
+        return $main_div;
     }
 
     /**
@@ -1099,8 +1099,8 @@ 
      */
     public static function grid_html($div_id)
     {
-        $table  = self::tag('table','', array('id' => $div_id));
-        $table .= self::tag('div','', array('id' => $div_id.'_pager'));
+        $table  = self::tag('table', '', array('id' => $div_id));
+        $table .= self::tag('div', '', array('id' => $div_id.'_pager'));
         return $table;
     }
 
@@ -1161,7 +1161,7 @@ 
         $obj->colNames      = $column_names;
         $obj->colModel      = $column_model;
         $obj->pager         = '#'.$div_id.'_pager';
-        $obj->datatype  = 'json';
+        $obj->datatype = 'json';
         $obj->viewrecords = 'true';
 
         $all_value = 10000000;
@@ -1222,10 +1222,10 @@ 
         // Adding static data.
         if (!empty($data)) {
             $data_var = $div_id.'_data';
-            $json.=' var '.$data_var.' = '.json_encode($data).';';
+            $json .= ' var '.$data_var.' = '.json_encode($data).';';
             $obj->data = $data_var;
             $obj->datatype = 'local';
-            $json.="\n";
+            $json .= "\n";
         }
 
         $obj->end = 'end';
@@ -1239,12 +1239,12 @@ 
         }
 
         // Fixing true/false js values that doesn't need the ""
-        $json_encode = str_replace(':"true"',':true',$json_encode);
+        $json_encode = str_replace(':"true"', ':true', $json_encode);
         // wrap_cell is not a valid jqgrid attributes is a hack to wrap a text
         $json_encode = str_replace('"wrap_cell":true', 'cellattr : function(rowId, value, rowObject, colModel, arrData) { return \'class = "jqgrid_whitespace"\'; }', $json_encode);
-        $json_encode = str_replace(':"false"',':false',$json_encode);
+        $json_encode = str_replace(':"false"', ':false', $json_encode);
         $json_encode = str_replace('"formatter":"action_formatter"', 'formatter:action_formatter', $json_encode);
-        $json_encode = str_replace(array('{"first":"first",','"end":"end"}'), '', $json_encode);
+        $json_encode = str_replace(array('{"first":"first",', '"end":"end"}'), '', $json_encode);
 
         // Creating the jqgrid element.
         $json .= '$("#'.$div_id.'").jqGrid({';
@@ -1259,22 +1259,22 @@ 
             $groups = '';
             foreach ($extra_params['groupHeaders'] as $group) {
                 //{ "startColumnName" : "courses", "numberOfColumns" : 1, "titleText" : "Order Info" },
-                $groups .= '{ "startColumnName" : "' . $group['startColumnName'] . '", "numberOfColumns" : ' . $group['numberOfColumns'] . ', "titleText" : "' . $group['titleText']  . '" },';
+                $groups .= '{ "startColumnName" : "'.$group['startColumnName'].'", "numberOfColumns" : '.$group['numberOfColumns'].', "titleText" : "'.$group['titleText'].'" },';
 
             }
             $json .= '$("#'.$div_id.'").jqGrid("setGroupHeaders", {
                 "useColSpanStyle" : false,
                 "groupHeaders"    : [
-                    ' . $groups . '
+                    ' . $groups.'
                 ]
             });';
         }
 
         $all_text = addslashes(get_lang('All'));
         $json .= '$("'.$obj->pager.' option[value='.$all_value.']").text("'.$all_text.'");';
-        $json.= "\n";
+        $json .= "\n";
         // Adding edit/delete icons.
-        $json.= $formatter;
+        $json .= $formatter;
 
         return $json;
     }
@@ -1305,7 +1305,7 @@ 
         }
 
         if (!empty($rows)) {
-	        foreach($rows as $content) {
+	        foreach ($rows as $content) {
 	            $table->setCellContents($row, $column, $content);
                 $row++;
             }
@@ -1467,7 +1467,7 @@ 
 
         // Show all tool icons where there is something new.
         $return = '&nbsp;';
-        foreach($notifications as $notification) {
+        foreach ($notifications as $notification) {
             $lastDate = date('d/m/Y H:i', convert_sql_date($notification['lastedit_date']));
             $type = $notification['lastedit_type'];
             $label = get_lang('TitleNotification').": ".get_lang($type)." ($lastDate)";
@@ -1510,9 +1510,9 @@ 
             $tbl_session            = Database :: get_main_table(TABLE_MAIN_SESSION);
             $active = false;
             // Request for the name of the general coach
-            $sql ='SELECT tu.lastname, tu.firstname, ts.*
+            $sql = 'SELECT tu.lastname, tu.firstname, ts.*
                     FROM '.$tbl_session.' ts
-                    LEFT JOIN '.$main_user_table .' tu
+                    LEFT JOIN '.$main_user_table.' tu
                     ON ts.id_coach = tu.user_id
                     WHERE ts.id = '.intval($session_id);
             $rs = Database::query($sql);
@@ -1522,7 +1522,7 @@ 
             $session = array();
             $session['title'] = $session_info['name'];
             $session['coach'] = '';
-            $session['dates'] =  '';
+            $session['dates'] = '';
 
             if (
                 (
@@ -1604,8 +1604,8 @@ 
                     );
                 }
 
-                if ( api_get_setting('show_session_coach') === 'true' ) {
-                    $session['coach'] = get_lang('GeneralCoach') . ': ' . api_get_person_name(
+                if (api_get_setting('show_session_coach') === 'true') {
+                    $session['coach'] = get_lang('GeneralCoach').': '.api_get_person_name(
                         $session_info['firstname'],
                         $session_info['lastname']
                     );
@@ -1657,9 +1657,9 @@ 
 		$percentage = isset($point_info['point_average']) ? $point_info['point_average'] : 0;
 
 		if (!empty($percentage)) {
-            $percentage = $percentage*125/100;
+            $percentage = $percentage * 125 / 100;
         }
-		$accesses =  isset($point_info['accesses']) ? $point_info['accesses'] : 0;
+		$accesses = isset($point_info['accesses']) ? $point_info['accesses'] : 0;
 
 		$star_label = sprintf(get_lang('XStarsOutOf5'), $point_info['point_average_star']);
 
@@ -1674,19 +1674,19 @@ 
 
 		$labels = array();
 
-		$labels[]= $number_of_users_who_voted == 1 ? $number_of_users_who_voted.' '.get_lang('Vote') : $number_of_users_who_voted.' '.get_lang('Votes');
-		$labels[]= $accesses == 1 ? $accesses.' '.get_lang('Visit') : $accesses.' '.get_lang('Visits');
+		$labels[] = $number_of_users_who_voted == 1 ? $number_of_users_who_voted.' '.get_lang('Vote') : $number_of_users_who_voted.' '.get_lang('Votes');
+		$labels[] = $accesses == 1 ? $accesses.' '.get_lang('Visit') : $accesses.' '.get_lang('Visits');
 		if (!empty($number_of_users_who_voted)) {
-			$labels[]= get_lang('Average').' '.$point_info['point_average_star'].'/5';
+			$labels[] = get_lang('Average').' '.$point_info['point_average_star'].'/5';
 		}
 
-		$labels[]= $point_info['user_vote']  ? get_lang('YourVote').' ['.$point_info['user_vote'].']' : get_lang('YourVote'). ' [?] ';
+		$labels[] = $point_info['user_vote'] ? get_lang('YourVote').' ['.$point_info['user_vote'].']' : get_lang('YourVote').' [?] ';
 
 		if (!$add_div_wrapper && api_is_anonymous()) {
-			$labels[]= Display::tag('span', get_lang('LoginToVote'), array('class' => 'error'));
+			$labels[] = Display::tag('span', get_lang('LoginToVote'), array('class' => 'error'));
 		}
 
-        $html .= Display::div(implode(' | ', $labels) , array('id' =>  'vote_label_'.$id, 'class' => 'vote_label_info'));
+        $html .= Display::div(implode(' | ', $labels), array('id' =>  'vote_label_'.$id, 'class' => 'vote_label_info'));
         $html .= ' '.Display::span(' ', array('id' =>  'vote_label2_'.$id));
 
         if ($add_div_wrapper) {
@@ -1764,8 +1764,8 @@ 
         if (!empty($list)) {
             $html = '<dl class="dl-horizontal">';
             foreach ($list as $item) {
-                $html .= '<dt>' . $item['title'] . '</dt>';
-                $html .= '<dd>' . $item['content'] . '</dd>';
+                $html .= '<dt>'.$item['title'].'</dt>';
+                $html .= '<dd>'.$item['content'].'</dd>';
             }
             $html .= '</dl>';
         }
@@ -1807,7 +1807,7 @@ 
      * @param string $type
      * @return null|string
      */
-    public static function badge($count, $type ="warning")
+    public static function badge($count, $type = "warning")
     {
         $class = '';
 
@@ -1883,7 +1883,7 @@ 
         if (!empty($content)) {
             $html = '<span class="label '.$class.'">';
             $html .= $content;
-            $html .='</span>';
+            $html .= '</span>';
         }
 
         return $html;
@@ -1904,7 +1904,7 @@ 
                     $class = 'class ="active"';
                 }
 
-                if (basename($_SERVER['REQUEST_URI']) == basename($value['url']) ) {
+                if (basename($_SERVER['REQUEST_URI']) == basename($value['url'])) {
                     $class = 'class ="active"';
                 }
                 $html .= "<li $class >";
@@ -2120,7 +2120,7 @@ 
      */
     public static function getVCardUserLink($userId)
     {
-        $vCardUrl = api_get_path(WEB_PATH).'main/social/vcard_export.php?userId='.intval($userId);;
+        $vCardUrl = api_get_path(WEB_PATH).'main/social/vcard_export.php?userId='.intval($userId); ;
 
         return $vCardUrl;
     }
@@ -2138,7 +2138,7 @@ 
     {
         $title = !empty($title) ? '<div class="panel-heading"><h3 class="panel-title">'.$title.'</h3>'.$extra.'</div>' : '';
         $footer = !empty($footer) ? '<div class="panel-footer ">'.$footer.'</div>' : '';
-        $styles = ['primary','success','info','warning','danger'];
+        $styles = ['primary', 'success', 'info', 'warning', 'danger'];
         $style = !in_array($style, $styles) ? 'default' : $style;
 
         return '
@@ -2183,7 +2183,7 @@ 
         $attributes['class'] = isset($attributes['class']) ? "$buttonClass {$attributes['class']}" : $buttonClass;
 
         if (!$includeText) {
-            $text = '<span class="sr-only">' . $text . '</span>';
+            $text = '<span class="sr-only">'.$text.'</span>';
         }
 
         return self::url("$icon $text", $url, $attributes);
@@ -2198,16 +2198,16 @@ 
      */
     public static function toolbarAction($id, $content = array(), $col = 2, $right = true)
     {
-        $columns = 12/$col;
+        $columns = 12 / $col;
         $html = '';
-        $html .= '<div id="' . $id . '" class="actions">';
+        $html .= '<div id="'.$id.'" class="actions">';
         $html .= '<div class="row">';
         if ($col > 4) {
             $html = '<div class="alert alert-warning" role="alert">Action toolbar design does not work when exceeding four columns - check Display::toolbarAction()</div>';
         } else {
-            for ( $i = 0; $i < $col; $i++ ) {
-                $html .= '<div class="col-md-' . $columns . '">';
-                if ( $col == 2 && $i == 1 ) {
+            for ($i = 0; $i < $col; $i++) {
+                $html .= '<div class="col-md-'.$columns.'">';
+                if ($col == 2 && $i == 1) {
                     if ($right === true) {
                         $html .= '<div class="pull-right">';
                         $html .= (isset($content[$i]) ? $content[$i] : '');
@@ -2322,9 +2322,9 @@ 
             $params['class'] = 'panel panel-default';
             $html = null;
             if (!empty($title)) {
-                $html .= '<div class="panel-heading">'.$title.'</div>' . PHP_EOL;
+                $html .= '<div class="panel-heading">'.$title.'</div>'.PHP_EOL;
             }
-            $html.= '<div class="panel-body">'.$content.'</div>' . PHP_EOL;
+            $html .= '<div class="panel-body">'.$content.'</div>'.PHP_EOL;
             $html = Display::div($html, $params);
         }
         return $html;

main/inc/lib/upload.xajax.php

Indentation +16 added lines, -16 removed lines

@@ -1,10 +1,10 @@ 
 <?php
 /**
- * @package chamilo.library
- */
+     * @package chamilo.library
+     */
 /**
- * Code
- */
+     * Code
+     */
 include(dirname(__FILE__).'/../global.inc.php');
 $xajax_upload = new Xajax();
 $xajax_upload -> registerFunction ('updateProgress');
@@ -17,17 +17,17 @@ 
  */
 function updateProgress($div_id, $upload_id, $waitAfterupload = false) {
 
-	$objResponse = new xajaxResponse();
-	$ul_info = uploadprogress_get_info($upload_id);
-	$percent = intval($ul_info['bytes_uploaded']*100/$ul_info['bytes_total']);
-	if($waitAfterupload && $ul_info['est_sec']<2) {
-		$percent = 100;
-		$objResponse->addAssign($div_id.'_label' , 'innerHTML', get_lang('UploadFile').' : '.$percent.' %');
-		$objResponse->addAssign($div_id.'_waiter_frame','innerHTML', Display::return_icon('progress_bar.gif'));
-		$objResponse->addScript('clearInterval("myUpload.__progress_bar_interval")');
-	}
-	$objResponse->addAssign($div_id.'_label', 'innerHTML', get_lang('UploadFile').' : '.$percent.' %');
-	$objResponse->addAssign($div_id.'_filled', 'style.width', $percent.'%');
+    $objResponse = new xajaxResponse();
+    $ul_info = uploadprogress_get_info($upload_id);
+    $percent = intval($ul_info['bytes_uploaded']*100/$ul_info['bytes_total']);
+    if($waitAfterupload && $ul_info['est_sec']<2) {
+        $percent = 100;
+        $objResponse->addAssign($div_id.'_label' , 'innerHTML', get_lang('UploadFile').' : '.$percent.' %');
+        $objResponse->addAssign($div_id.'_waiter_frame','innerHTML', Display::return_icon('progress_bar.gif'));
+        $objResponse->addScript('clearInterval("myUpload.__progress_bar_interval")');
+    }
+    $objResponse->addAssign($div_id.'_label', 'innerHTML', get_lang('UploadFile').' : '.$percent.' %');
+    $objResponse->addAssign($div_id.'_filled', 'style.width', $percent.'%');
 
-	return $objResponse;
+    return $objResponse;
 }

Spacing +5 added lines, -5 removed lines

@@ -7,7 +7,7 @@ 
  */
 include(dirname(__FILE__).'/../global.inc.php');
 $xajax_upload = new Xajax();
-$xajax_upload -> registerFunction ('updateProgress');
+$xajax_upload -> registerFunction('updateProgress');
 $xajax_upload -> processRequests();
 
 /**
@@ -19,11 +19,11 @@ 
 
 	$objResponse = new xajaxResponse();
 	$ul_info = uploadprogress_get_info($upload_id);
-	$percent = intval($ul_info['bytes_uploaded']*100/$ul_info['bytes_total']);
-	if($waitAfterupload && $ul_info['est_sec']<2) {
+	$percent = intval($ul_info['bytes_uploaded'] * 100 / $ul_info['bytes_total']);
+	if ($waitAfterupload && $ul_info['est_sec'] < 2) {
 		$percent = 100;
-		$objResponse->addAssign($div_id.'_label' , 'innerHTML', get_lang('UploadFile').' : '.$percent.' %');
-		$objResponse->addAssign($div_id.'_waiter_frame','innerHTML', Display::return_icon('progress_bar.gif'));
+		$objResponse->addAssign($div_id.'_label', 'innerHTML', get_lang('UploadFile').' : '.$percent.' %');
+		$objResponse->addAssign($div_id.'_waiter_frame', 'innerHTML', Display::return_icon('progress_bar.gif'));
 		$objResponse->addScript('clearInterval("myUpload.__progress_bar_interval")');
 	}
 	$objResponse->addAssign($div_id.'_label', 'innerHTML', get_lang('UploadFile').' : '.$percent.' %');

main/inc/lib/document.lib.php

Spacing +334 added lines, -334 removed lines

@@ -290,7 +290,7 @@ 
             return true;
         } else {
             $tbl_document = Database::get_course_table(TABLE_DOCUMENT);
-            $tbl_item_property = $this_course . 'item_property';
+            $tbl_item_property = $this_course.'item_property';
             $doc_url = Database::escape_string($doc_url);
             $query = "SELECT 1 FROM $tbl_document AS docs,$tbl_item_property AS props
                       WHERE
@@ -340,18 +340,18 @@ 
             }
 
             header('Content-type: application/octet-stream');
-            header('Content-length: ' . $len);
+            header('Content-length: '.$len);
             if (preg_match("/MSIE 5.5/", $_SERVER['HTTP_USER_AGENT'])) {
-                header('Content-Disposition: filename= ' . $filename);
+                header('Content-Disposition: filename= '.$filename);
             } else {
-                header('Content-Disposition: attachment; filename= ' . $filename);
+                header('Content-Disposition: attachment; filename= '.$filename);
             }
             if (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE')) {
                 header('Pragma: ');
                 header('Cache-Control: ');
                 header('Cache-Control: public'); // IE cannot download from sessions without a cache
             }
-            header('Content-Description: ' . $filename);
+            header('Content-Description: '.$filename);
             header('Content-Transfer-Encoding: binary');
 
             $res = fopen($full_file_name, 'r');
@@ -365,7 +365,7 @@ 
             $lpFixedEncoding = api_get_configuration_value('lp_fixed_encoding');
 
             header('Expires: Wed, 01 Jan 1990 00:00:00 GMT');
-            header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
+            header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
             // Commented to avoid double caching declaration when playing with IE and HTTPS
             //header('Cache-Control: no-cache, must-revalidate');
             //header('Pragma: no-cache');
@@ -376,7 +376,7 @@ 
                     } else {
                         $encoding = @api_detect_encoding_html(file_get_contents($full_file_name));
                         if (!empty($encoding)) {
-                            $content_type .= '; charset=' . $encoding;
+                            $content_type .= '; charset='.$encoding;
                         }
                     }
                     break;
@@ -386,7 +386,7 @@ 
                     } else {
                         $encoding = @api_detect_encoding(strip_tags(file_get_contents($full_file_name)));
                         if (!empty($encoding)) {
-                            $content_type .= '; charset=' . $encoding;
+                            $content_type .= '; charset='.$encoding;
                         }
                     }
                     break;
@@ -395,13 +395,13 @@ 
                     header('Content-type: application/octet-stream');
                     break;
             }
-            header('Content-type: ' . $content_type);
-            header('Content-Length: ' . $len);
+            header('Content-type: '.$content_type);
+            header('Content-Length: '.$len);
             $user_agent = strtolower($_SERVER['HTTP_USER_AGENT']);
             if (strpos($user_agent, 'msie')) {
-                header('Content-Disposition: ; filename= ' . $filename);
+                header('Content-Disposition: ; filename= '.$filename);
             } else {
-                header('Content-Disposition: inline; filename= ' . $filename);
+                header('Content-Disposition: inline; filename= '.$filename);
             }
 
             if ($fixLinksHttpToHttps) {
@@ -442,18 +442,18 @@ 
 
             header('Content-type: application/octet-stream');
             //header('Content-Type: application/force-download');
-            header('Content-length: ' . $len);
+            header('Content-length: '.$len);
             if (preg_match("/MSIE 5.5/", $_SERVER['HTTP_USER_AGENT'])) {
-                header('Content-Disposition: filename= ' . $filename);
+                header('Content-Disposition: filename= '.$filename);
             } else {
-                header('Content-Disposition: attachment; filename= ' . $filename);
+                header('Content-Disposition: attachment; filename= '.$filename);
             }
             if (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE')) {
                 header('Pragma: ');
                 header('Cache-Control: ');
                 header('Cache-Control: public'); // IE cannot download from sessions without a cache
             }
-            header('Content-Description: ' . $filename);
+            header('Content-Description: '.$filename);
             header('Content-transfer-encoding: binary');
             echo $full_string;
 
@@ -466,30 +466,30 @@ 
 
             $content_type = self::file_get_mime_type($filename);
             header('Expires: Wed, 01 Jan 1990 00:00:00 GMT');
-            header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
+            header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
             header('Cache-Control: no-cache, must-revalidate');
             header('Pragma: no-cache');
             switch ($content_type) {
                 case 'text/html':
                     $encoding = @api_detect_encoding_html($full_string);
                     if (!empty($encoding)) {
-                        $content_type .= '; charset=' . $encoding;
+                        $content_type .= '; charset='.$encoding;
                     }
                     break;
                 case 'text/plain':
                     $encoding = @api_detect_encoding(strip_tags($full_string));
                     if (!empty($encoding)) {
-                        $content_type .= '; charset=' . $encoding;
+                        $content_type .= '; charset='.$encoding;
                     }
                     break;
             }
-            header('Content-type: ' . $content_type);
-            header('Content-Length: ' . $len);
+            header('Content-type: '.$content_type);
+            header('Content-Length: '.$len);
             $user_agent = strtolower($_SERVER['HTTP_USER_AGENT']);
             if (strpos($user_agent, 'msie')) {
-                header('Content-Disposition: ; filename= ' . $filename);
+                header('Content-Disposition: ; filename= '.$filename);
             } else {
-                header('Content-Disposition: inline; filename= ' . $filename);
+                header('Content-Disposition: inline; filename= '.$filename);
             }
             echo($full_string);
             //You have to ensure that the calling script then stops processing (exit();)
@@ -582,9 +582,9 @@ 
             if (!empty($students)) {
                 $conditionList = array();
                 foreach ($students as $studentId => $studentInfo) {
-                    $conditionList[] = '/shared_folder/sf_user_' . $studentInfo['user_id'];
+                    $conditionList[] = '/shared_folder/sf_user_'.$studentInfo['user_id'];
                 }
-                $sharedCondition .= ' AND docs.path IN ("' . implode('","', $conditionList) . '")';
+                $sharedCondition .= ' AND docs.path IN ("'.implode('","', $conditionList).'")';
             }
         }
 
@@ -610,8 +610,8 @@ 
                     last.c_id = {$_course['real_id']}
                 )
                 WHERE
-                    docs.path LIKE '" . Database::escape_string($path . $added_slash.'%'). "' AND
-                    docs.path NOT LIKE '" . Database::escape_string($path . $added_slash.'%/%')."' AND
+                    docs.path LIKE '".Database::escape_string($path.$added_slash.'%')."' AND
+                    docs.path NOT LIKE '" . Database::escape_string($path.$added_slash.'%/%')."' AND
                     docs.path NOT LIKE '%_DELETED_%' AND
                     $userGroupFilter AND
                     last.visibility $visibility_bit
@@ -652,7 +652,7 @@ 
                     $table_template = Database::get_main_table(TABLE_MAIN_TEMPLATES);
                     $sql = "SELECT id FROM $table_template
                             WHERE
-                                course_code = '" . $_course['code'] . "' AND
+                                course_code = '".$_course['code']."' AND
                                 user_id = '".api_get_user_id()."' AND
                                 ref_doc = '".$row['id']."'";
                     $template_result = Database::query($sql);
@@ -762,7 +762,7 @@ 
         if (!empty($students)) {
             $conditionList = array();
             foreach ($students as $studentId => $studentInfo) {
-                $conditionList[] = '/shared_folder/sf_user_' . $studentInfo['user_id'];
+                $conditionList[] = '/shared_folder/sf_user_'.$studentInfo['user_id'];
             }
         }
 
@@ -786,7 +786,7 @@ 
                        INNER JOIN $TABLE_DOCUMENT  AS docs
                        ON (
                             docs.id = last.ref AND
-                            last.tool = '" . TOOL_DOCUMENT . "' AND
+                            last.tool = '".TOOL_DOCUMENT."' AND
                             last.c_id = {$_course['real_id']} AND
                             docs.c_id = {$_course['real_id']}
                        )
@@ -803,7 +803,7 @@ 
                         INNER JOIN $TABLE_DOCUMENT  AS docs
                         ON (
                             docs.id = last.ref AND
-                            last.tool = '" . TOOL_DOCUMENT . "' AND
+                            last.tool = '".TOOL_DOCUMENT."' AND
                             last.c_id = {$_course['real_id']} AND
                             docs.c_id = {$_course['real_id']}
                         )
@@ -850,7 +850,7 @@ 
                     WHERE
                         docs.id = last.ref AND
                         docs.filetype = 'folder' AND
-                        last.tool = '" . TOOL_DOCUMENT . "' AND
+                        last.tool = '".TOOL_DOCUMENT."' AND
                         $groupCondition AND
                         last.visibility = 1
                         $condition_session AND
@@ -871,7 +871,7 @@ 
                     WHERE
                         docs.id = last.ref AND
                         docs.filetype = 'folder' AND
-                        last.tool = '" . TOOL_DOCUMENT . "' AND
+                        last.tool = '".TOOL_DOCUMENT."' AND
                         $groupCondition AND
                         last.visibility = 0 $condition_session AND
                         last.c_id = {$_course['real_id']} AND
@@ -887,9 +887,9 @@ 
                         FROM $TABLE_ITEMPROPERTY AS last, $TABLE_DOCUMENT AS docs
                         WHERE
                             docs.id = last.ref AND
-                            docs.path LIKE '" . Database::escape_string($row['path'].'/%') . "' AND
+                            docs.path LIKE '".Database::escape_string($row['path'].'/%')."' AND
                             docs.filetype = 'folder' AND
-                            last.tool = '" . TOOL_DOCUMENT . "' AND
+                            last.tool = '" . TOOL_DOCUMENT."' AND
                             $groupCondition AND
                             last.visibility = 1 $condition_session AND
                             last.c_id = {$_course['real_id']} AND
@@ -966,7 +966,7 @@ 
                                 tp.c_id = $course_id AND
                                 td.session_id = $sessionId AND
                                 tp.ref= td.id AND
-                                (path='" . $path . "' OR path LIKE BINARY '" . $path . "/%' ) ";
+                                (path='".$path."' OR path LIKE BINARY '".$path."/%' ) ";
                     // Get all id's of documents that are deleted
                     $what_to_check_result = Database::query($sql);
 
@@ -1308,7 +1308,7 @@ 
             $res = Database::query($sql);
             if (Database::num_rows($res) > 0) {
                 $row2 = Database::fetch_array($res);
-                require_once api_get_path(LIBRARY_PATH) . 'search/ChamiloIndexer.class.php';
+                require_once api_get_path(LIBRARY_PATH).'search/ChamiloIndexer.class.php';
                 $di = new ChamiloIndexer();
                 $di->remove_document((int) $row2['search_did']);
             }
@@ -1317,7 +1317,7 @@ 
             Database::query($sql);
 
             // remove terms from db
-            require_once api_get_path(LIBRARY_PATH) . 'specific_fields_manager.lib.php';
+            require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
             delete_all_values_for_item($course_id, TOOL_DOCUMENT, $document_id);
         }
     }
@@ -1406,12 +1406,12 @@ 
             $path = str_replace('%2F', '/', $url_path);
             $pathinfo = pathinfo($row['path']);
 
-            $row['url'] = api_get_path(WEB_CODE_PATH) . 'document/showinframes.php?cidReq=' . $course_code . '&id=' . $id;
-            $row['document_url'] = api_get_path(WEB_CODE_PATH) . 'document/document.php?cidReq=' . $course_code . '&id=' . $id;
-            $row['absolute_path'] = api_get_path(SYS_COURSE_PATH) . $course_info['path'] . '/document' . $row['path'];
-            $row['absolute_path_from_document'] = '/document' . $row['path'];
-            $row['absolute_parent_path'] = api_get_path(SYS_COURSE_PATH).$course_info['path'].'/document'.$pathinfo['dirname'] . '/';
-            $row['direct_url'] = $www . $path;
+            $row['url'] = api_get_path(WEB_CODE_PATH).'document/showinframes.php?cidReq='.$course_code.'&id='.$id;
+            $row['document_url'] = api_get_path(WEB_CODE_PATH).'document/document.php?cidReq='.$course_code.'&id='.$id;
+            $row['absolute_path'] = api_get_path(SYS_COURSE_PATH).$course_info['path'].'/document'.$row['path'];
+            $row['absolute_path_from_document'] = '/document'.$row['path'];
+            $row['absolute_parent_path'] = api_get_path(SYS_COURSE_PATH).$course_info['path'].'/document'.$pathinfo['dirname'].'/';
+            $row['direct_url'] = $www.$path;
 
             if (dirname($row['path']) == '.') {
                 $row['parent_id'] = '0';
@@ -1430,7 +1430,7 @@ 
                 $real_dir = '';
 
                 for ($i = 1; $i < $array_len; $i++) {
-                    $real_dir .= '/' . $dir_array[$i];
+                    $real_dir .= '/'.$dir_array[$i];
                     $parent_id = self::get_document_id($course_info, $real_dir);
                     if ($session_id != 0 && empty($parent_id)) {
                         $parent_id = self::get_document_id($course_info, $real_dir, 0);
@@ -1504,21 +1504,21 @@ 
         $user_id = intval($user_id);
         $document_id = intval($document_id);
 
-        $sql = 'SELECT id FROM ' . $table_template . '
+        $sql = 'SELECT id FROM '.$table_template.'
                 WHERE
-                    course_code="' . $course_code . '" AND
-                    user_id="' . $user_id . '" AND
-                    ref_doc="' . $document_id . '"';
+                    course_code="' . $course_code.'" AND
+                    user_id="' . $user_id.'" AND
+                    ref_doc="' . $document_id.'"';
         $result = Database::query($sql);
         $template_id = Database::result($result, 0, 0);
 
-        my_delete(api_get_path(SYS_CODE_PATH) . 'upload/template_thumbnails/' . $template_id . '.jpg');
+        my_delete(api_get_path(SYS_CODE_PATH).'upload/template_thumbnails/'.$template_id.'.jpg');
 
-        $sql = 'DELETE FROM ' . $table_template . '
+        $sql = 'DELETE FROM '.$table_template.'
                 WHERE
-                    course_code="' . $course_code . '" AND
-                    user_id="' . $user_id . '" AND
-                    ref_doc="' . $document_id . '"';
+                    course_code="' . $course_code.'" AND
+                    user_id="' . $user_id.'" AND
+                    ref_doc="' . $document_id.'"';
 
         Database::query($sql);
     }
@@ -1578,9 +1578,9 @@ 
                 INNER JOIN $propTable ip
                 ON (d.id = ip.ref AND d.c_id  = $course_id AND ip.c_id = $course_id)
         		WHERE
-        		    ip.tool = '" . TOOL_DOCUMENT . "' $condition AND
+        		    ip.tool = '".TOOL_DOCUMENT."' $condition AND
         			filetype = '$file_type' AND
-        			locate(concat(path,'/'), '" . Database::escape_string($doc_path.'/'). "')=1
+        			locate(concat(path,'/'), '".Database::escape_string($doc_path.'/')."')=1
                 ";
 
         $result = Database::query($sql);
@@ -1743,12 +1743,12 @@ 
         if (empty($session_id)) {
             $sql_session = 'AND (session_id = 0 OR isnull(session_id)) ';
         } elseif ($session_id > 0) {
-            $sql_session = 'AND session_id=' . intval($session_id);
+            $sql_session = 'AND session_id='.intval($session_id);
         } else {
             $sql_session = '';
         }
-        $sql = 'UPDATE ' . $tbl_category . ' SET document_id="' . intval($document_id) . '"
-                WHERE course_code="' . Database::escape_string($course_id) . '" ' . $sql_session;
+        $sql = 'UPDATE '.$tbl_category.' SET document_id="'.intval($document_id).'"
+                WHERE course_code="' . Database::escape_string($course_id).'" '.$sql_session;
         Database::query($sql);
     }
 
@@ -1770,12 +1770,12 @@ 
         if (empty($session_id)) {
             $sql_session = 'AND (session_id = 0 OR isnull(session_id)) ';
         } elseif ($session_id > 0) {
-            $sql_session = 'AND session_id=' . intval($session_id);
+            $sql_session = 'AND session_id='.intval($session_id);
         } else {
             $sql_session = '';
         }
-        $sql = 'SELECT document_id FROM ' . $tbl_category . '
-                WHERE course_code="' . Database::escape_string($course_id) . '" ' . $sql_session;
+        $sql = 'SELECT document_id FROM '.$tbl_category.'
+                WHERE course_code="' . Database::escape_string($course_id).'" '.$sql_session;
 
         $rs = Database::query($sql);
         $num = Database::num_rows($rs);
@@ -1816,7 +1816,7 @@ 
             $all_user_info = array();
             if (Database::num_rows($rs)) {
                 $row = Database::fetch_array($rs);
-                $filepath = api_get_path(SYS_COURSE_PATH) . $course_info['path'] . '/document' . $row['path'];
+                $filepath = api_get_path(SYS_COURSE_PATH).$course_info['path'].'/document'.$row['path'];
                 if (is_file($filepath)) {
                     $my_content_html = file_get_contents($filepath);
                 }
@@ -1899,7 +1899,7 @@ 
             $date_no_time = api_convert_and_format_date(api_get_utc_datetime(), DATE_FORMAT_LONG_NO_DAY);
         }
 
-        $url = api_get_path(WEB_PATH) . 'certificates/index.php?id=' . $info_grade_certificate['id'];
+        $url = api_get_path(WEB_PATH).'certificates/index.php?id='.$info_grade_certificate['id'];
 
         //replace content
         $info_to_replace_in_content_html = array(
@@ -1916,7 +1916,7 @@ 
             $course_info['name'],
             $info_grade_certificate['grade'],
             $url,
-            '<a href="' . $url . '" target="_blank">' . get_lang('CertificateOnlineLink') . '</a>',
+            '<a href="'.$url.'" target="_blank">'.get_lang('CertificateOnlineLink').'</a>',
             '((certificate_barcode))',
         );
 
@@ -1940,7 +1940,7 @@ 
         if (!empty($extraFields)) {
             foreach ($extraFields as $extraField) {
                 $valueExtra = isset($extra_user_info_data[$extraField['variable']]) ? $extra_user_info_data[$extraField['variable']] : '';
-                $info_to_be_replaced_in_content_html[] = '((' . strtolower($extraField['variable']) . '))';
+                $info_to_be_replaced_in_content_html[] = '(('.strtolower($extraField['variable']).'))';
                 $info_to_replace_in_content_html[] = $valueExtra;
             }
         }
@@ -1968,17 +1968,17 @@ 
             $tbl_category = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_CATEGORY);
             $session_id = api_get_session_id();
             if ($session_id == 0 || is_null($session_id)) {
-                $sql_session = 'AND (session_id=' . intval($session_id) . ' OR isnull(session_id)) ';
+                $sql_session = 'AND (session_id='.intval($session_id).' OR isnull(session_id)) ';
             } elseif ($session_id > 0) {
-                $sql_session = 'AND session_id=' . intval($session_id);
+                $sql_session = 'AND session_id='.intval($session_id);
             } else {
                 $sql_session = '';
             }
 
-            $sql = 'UPDATE ' . $tbl_category . ' SET document_id=null
+            $sql = 'UPDATE '.$tbl_category.' SET document_id=null
                     WHERE
-                        course_code = "' . Database::escape_string($course_id) . '" AND
-                        document_id="' . $default_certificate_id . '" ' . $sql_session;
+                        course_code = "' . Database::escape_string($course_id).'" AND
+                        document_id="' . $default_certificate_id.'" '.$sql_session;
             Database::query($sql);
         }
     }
@@ -1994,10 +1994,10 @@ 
         if (!empty($courseInfo)) {
             $to_group_id = 0;
             $to_user_id = null;
-            $course_dir = $courseInfo['path'] . "/document/";
+            $course_dir = $courseInfo['path']."/document/";
             $sys_course_path = api_get_path(SYS_COURSE_PATH);
-            $base_work_dir = $sys_course_path . $course_dir;
-            $base_work_dir_test = $base_work_dir . 'certificates';
+            $base_work_dir = $sys_course_path.$course_dir;
+            $base_work_dir_test = $base_work_dir.'certificates';
             $dir_name = '/certificates';
             $post_dir_name = get_lang('CertificatesFiles');
             $visibility_command = 'invisible';
@@ -2224,9 +2224,9 @@ 
                                             //$new_abs_path = realpath($dir.'/'.$second_part);
                                             $dir = '';
                                             if (!empty($abs_path)) {
-                                                $dir = dirname($abs_path) . '/';
+                                                $dir = dirname($abs_path).'/';
                                             }
-                                            $new_abs_path = realpath($dir . $second_part);
+                                            $new_abs_path = realpath($dir.$second_part);
                                             $in_files_list[] = self::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
                                             if (count($in_files_list) > 0) {
                                                 $files_list = array_merge($files_list, $in_files_list);
@@ -2239,9 +2239,9 @@ 
                                             $files_list[] = array($second_part, 'local', 'rel');
                                             $dir = '';
                                             if (!empty($abs_path)) {
-                                                $dir = dirname($abs_path) . '/';
+                                                $dir = dirname($abs_path).'/';
                                             }
-                                            $new_abs_path = realpath($dir . $second_part);
+                                            $new_abs_path = realpath($dir.$second_part);
                                             $in_files_list[] = self::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
                                             if (count($in_files_list) > 0) {
                                                 $files_list = array_merge($files_list, $in_files_list);
@@ -2275,9 +2275,9 @@ 
                                             $files_list[] = array($source, 'local', 'rel');
                                             $dir = '';
                                             if (!empty($abs_path)) {
-                                                $dir = dirname($abs_path) . '/';
+                                                $dir = dirname($abs_path).'/';
                                             }
-                                            $new_abs_path = realpath($dir . $source);
+                                            $new_abs_path = realpath($dir.$source);
                                             $in_files_list[] = self::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
                                             if (count($in_files_list) > 0) {
                                                 $files_list = array_merge($files_list, $in_files_list);
@@ -2290,9 +2290,9 @@ 
                                             $files_list[] = array($source, 'local', 'rel');
                                             $dir = '';
                                             if (!empty($abs_path)) {
-                                                $dir = dirname($abs_path) . '/';
+                                                $dir = dirname($abs_path).'/';
                                             }
-                                            $new_abs_path = realpath($dir . $source);
+                                            $new_abs_path = realpath($dir.$source);
                                             $in_files_list[] = self::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
                                             if (count($in_files_list) > 0) {
                                                 $files_list = array_merge($files_list, $in_files_list);
@@ -2326,9 +2326,9 @@ 
                                     $files_list[] = array($source, 'local', 'rel');
                                     $dir = '';
                                     if (!empty($abs_path)) {
-                                        $dir = dirname($abs_path) . '/';
+                                        $dir = dirname($abs_path).'/';
                                     }
-                                    $new_abs_path = realpath($dir . $source);
+                                    $new_abs_path = realpath($dir.$source);
                                     $in_files_list[] = self::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
                                     if (count($in_files_list) > 0) {
                                         $files_list = array_merge($files_list, $in_files_list);
@@ -2341,9 +2341,9 @@ 
                                     $files_list[] = array($source, 'local', 'rel');
                                     $dir = '';
                                     if (!empty($abs_path)) {
-                                        $dir = dirname($abs_path) . '/';
+                                        $dir = dirname($abs_path).'/';
                                     }
-                                    $new_abs_path = realpath($dir . $source);
+                                    $new_abs_path = realpath($dir.$source);
                                     $in_files_list[] = self::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
                                     if (count($in_files_list) > 0) {
                                         $files_list = array_merge($files_list, $in_files_list);
@@ -2401,24 +2401,24 @@ 
             // then possible closing brackets if we were in the opening bracket case
             // OR something like @import()
             $res = preg_match_all(
-                '/(((([A-Za-z_:])([A-Za-z0-9_:\.-]*))' .
+                '/(((([A-Za-z_:])([A-Za-z0-9_:\.-]*))'.
                 // '/(((([A-Za-z_:])([A-Za-z0-9_:\.-]|[^\x00-\x7F])*)' . -> seems to be taking too much
                 // '/(((([A-Za-z_:])([^\x00-\x7F])*)' . -> takes only last letter of parameter name
-                '([ \n\t\r]+)?(' .
+                '([ \n\t\r]+)?('.
                 // '(=([ \n\t\r]+)?("[^"]+"|\'[^\']+\'|[^ \n\t\r]+))' . -> doesn't restrict close enough to the url itself
-                '(=([ \n\t\r]+)?("[^"\)]+"|\'[^\'\)]+\'|[^ \n\t\r\)]+))' .
-                '|' .
+                '(=([ \n\t\r]+)?("[^"\)]+"|\'[^\'\)]+\'|[^ \n\t\r\)]+))'.
+                '|'.
                 // '(\(([ \n\t\r]+)?("[^"]+"|\'[^\']+\'|[^ \n\t\r]+)\))' . -> doesn't restrict close enough to the url itself
-                '(\(([ \n\t\r]+)?("[^"\)]+"|\'[^\'\)]+\'|[^ \n\t\r\)]+)\))' .
-                '))' .
-                '|' .
+                '(\(([ \n\t\r]+)?("[^"\)]+"|\'[^\'\)]+\'|[^ \n\t\r\)]+)\))'.
+                '))'.
+                '|'.
                 // '(@import([ \n\t\r]+)?("[^"]+"|\'[^\']+\'|[^ \n\t\r]+)))?/', -> takes a lot (like 100's of thousands of empty possibilities)
                 '(@import([ \n\t\r]+)?("[^"]+"|\'[^\']+\'|[^ \n\t\r]+)))/',
                 $attrString,
                 $regs
             );
         } catch (Exception $e) {
-            error_log('Caught exception: ' . $e->getMessage(), 0);
+            error_log('Caught exception: '.$e->getMessage(), 0);
         }
         if ($res) {
             for ($i = 0; $i < count($regs[1]); $i++) {
@@ -2496,14 +2496,14 @@ 
                 $orig_course_info_path = $origin_course_info_path;
             }
         } else {
-            $orig_course_path = api_get_path(SYS_COURSE_PATH).$orig_course_info['path'] . '/';
+            $orig_course_path = api_get_path(SYS_COURSE_PATH).$orig_course_info['path'].'/';
             $orig_course_info_path = $orig_course_info['path'];
         }
 
         $destination_course_code = CourseManager::get_course_id_from_path($destination_course_directory);
         $destination_course_info = api_get_course_info($destination_course_code);
-        $dest_course_path = api_get_path(SYS_COURSE_PATH) . $destination_course_directory . '/';
-        $dest_course_path_rel = api_get_path(REL_COURSE_PATH) . $destination_course_directory . '/';
+        $dest_course_path = api_get_path(SYS_COURSE_PATH).$destination_course_directory.'/';
+        $dest_course_path_rel = api_get_path(REL_COURSE_PATH).$destination_course_directory.'/';
 
         $user_id = api_get_user_id();
 
@@ -2512,7 +2512,7 @@ 
 
                 // Get information about source url
                 $real_orig_url = $source[0]; // url
-                $scope_url = $source[1];   // scope (local, remote)
+                $scope_url = $source[1]; // scope (local, remote)
                 $type_url = $source[2]; // type (rel, abs, url)
 
                 // Get path and query from origin url
@@ -2524,7 +2524,7 @@ 
                 $dest_url_query = '';
 
                 if (!empty($real_orig_query)) {
-                    $dest_url_query = '?' . $real_orig_query;
+                    $dest_url_query = '?'.$real_orig_query;
                     if (strpos($dest_url_query, $origin_course_code) !== false) {
                         $dest_url_query = str_replace($origin_course_code, $destination_course_code, $dest_url_query);
                     }
@@ -2605,7 +2605,7 @@ 
 
                                 //$destination_url = $url_course_path . $destination_course_directory . '/' . $document_file . $dest_url_query;
                                 // See BT#7780
-                                $destination_url = $dest_course_path_rel . $document_file . $dest_url_query;
+                                $destination_url = $dest_course_path_rel.$document_file.$dest_url_query;
 
                                 // If the course code doesn't exist in the path? what we do? Nothing! see BT#1985
                                 if (strpos($real_orig_path, $origin_course_code) === false) {
@@ -2640,14 +2640,14 @@ 
     function replace_urls_inside_content_html_when_moving_file($file_name, $original_path, $destiny_path)
     {
         if (substr($original_path, strlen($original_path) - 1, strlen($original_path)) == '/') {
-            $original = $original_path . $file_name;
+            $original = $original_path.$file_name;
         } else {
-            $original = $original_path . '/' . $file_name;
+            $original = $original_path.'/'.$file_name;
         }
         if (substr($destiny_path, strlen($destiny_path) - 1, strlen($destiny_path)) == '/') {
-            $destination = $destiny_path . $file_name;
+            $destination = $destiny_path.$file_name;
         } else {
-            $destination = $destiny_path . '/' . $file_name;
+            $destination = $destiny_path.'/'.$file_name;
         }
         $original_count = count(explode('/', $original));
         $destination_count = count(explode('/', $destination));
@@ -2661,8 +2661,8 @@ 
             $mode = 'inside';
         }
         //We do not select the $original_path becayse the file was already moved
-        $content_html = file_get_contents($destiny_path . '/' . $file_name);
-        $destination_file = $destiny_path . '/' . $file_name;
+        $content_html = file_get_contents($destiny_path.'/'.$file_name);
+        $destination_file = $destiny_path.'/'.$file_name;
 
         $pre_original = strstr($original_path, 'document');
         $pre_destin = strstr($destiny_path, 'document');
@@ -2684,11 +2684,11 @@ 
         }
 
         if ($pre_original != '') {
-            $pre_original = '..' . $pre_original . '/';
+            $pre_original = '..'.$pre_original.'/';
         }
 
         if ($pre_destin != '') {
-            $pre_destin = '..' . $pre_destin . '/';
+            $pre_destin = '..'.$pre_destin.'/';
         }
 
         $levels = explode('/', $pre_original);
@@ -2706,7 +2706,7 @@ 
         //echo '$count_pre_destination_levels '. $count_pre_destination_levels;
         $pre_remove = '';
         for ($i = 1; $i <= $count_pre_destination_levels; $i++) {
-            $pre_remove .='..\/';
+            $pre_remove .= '..\/';
         }
 
         $orig_source_html = DocumentManager::get_resources_from_source_html($content_html);
@@ -2714,9 +2714,9 @@ 
         foreach ($orig_source_html as $source) {
 
             // get information about source url
-            $real_orig_url = $source[0];   // url
-            $scope_url = $source[1];   // scope (local, remote)
-            $type_url = $source[2];   // tyle (rel, abs, url)
+            $real_orig_url = $source[0]; // url
+            $scope_url = $source[1]; // scope (local, remote)
+            $type_url = $source[2]; // tyle (rel, abs, url)
             // Get path and query from origin url
             $orig_parse_url = parse_url($real_orig_url);
             $real_orig_path = $orig_parse_url['path'];
@@ -2743,11 +2743,11 @@ 
                         $real_orig_url_temp = '';
                         if ($mode == 'inside') {
                             $real_orig_url_temp = str_replace('../', '', $real_orig_url);
-                            $destination_url = $link_to_add . $real_orig_url_temp;
+                            $destination_url = $link_to_add.$real_orig_url_temp;
                         } else {
                             $real_orig_url_temp = $real_orig_url;
 
-                            $destination_url = preg_replace("/" . $pre_remove . "/", '', $real_orig_url, 1);
+                            $destination_url = preg_replace("/".$pre_remove."/", '', $real_orig_url, 1);
                         }
                         if ($real_orig_url == $destination_url) {
                             //echo 'continue2';
@@ -2773,7 +2773,7 @@ 
     {
         $course_data = api_get_course_info($course_code);
         $document_data = self::get_document_data_by_id($document_id, $course_code);
-        $file_path = api_get_path(SYS_COURSE_PATH) . $course_data['path'] . '/document' . $document_data['path'];
+        $file_path = api_get_path(SYS_COURSE_PATH).$course_data['path'].'/document'.$document_data['path'];
         $pdf = new PDF('A4-L', 'L');
         $pdf->html_to_pdf($file_path, $document_data['title'], $course_code);
     }
@@ -2804,9 +2804,9 @@ 
     ) {
         $course_info = api_get_course_info();
         $sessionId = api_get_session_id();
-        $course_dir = $course_info['path'] . '/document';
+        $course_dir = $course_info['path'].'/document';
         $sys_course_path = api_get_path(SYS_COURSE_PATH);
-        $base_work_dir = $sys_course_path . $course_dir;
+        $base_work_dir = $sys_course_path.$course_dir;
 
         if (isset($files[$fileKey])) {
             $upload_ok = process_uploaded_file($files[$fileKey], $show_output);
@@ -2878,7 +2878,7 @@ 
                     // Showing message when sending zip files
                     if ($new_path === true && $unzip == 1 && $show_output) {
                         Display::display_confirmation_message(
-                            get_lang('UplUploadSucceeded') . '<br />',
+                            get_lang('UplUploadSucceeded').'<br />',
                             false
                         );
                     }
@@ -2980,7 +2980,7 @@ 
         }
         if (isset($output)) {
             foreach ($output as & $line) {
-                $content .= $line . "\n";
+                $content .= $line."\n";
             }
             return $content;
         } else {
@@ -3012,13 +3012,13 @@ 
         $group_condition = null;
         if (isset($group_id)) {
             $group_id = intval($group_id);
-            $group_condition = " AND props.to_group_id='" . $group_id . "' ";
+            $group_condition = " AND props.to_group_id='".$group_id."' ";
         }
 
         $session_condition = null;
         if (isset($session_id)) {
             $session_id = intval($session_id);
-            $session_condition = " AND props.session_id='" . $session_id . "' ";
+            $session_condition = " AND props.session_id='".$session_id."' ";
         }
 
         $sql = "SELECT SUM(size)
@@ -3028,7 +3028,7 @@ 
                 WHERE
                     props.c_id 	= $course_id AND
                     docs.c_id 	= $course_id AND
-                    props.tool 	= '" . TOOL_DOCUMENT . "' AND
+                    props.tool 	= '".TOOL_DOCUMENT."' AND
                     props.visibility <> 2
                     $group_condition
                     $session_condition
@@ -3051,8 +3051,8 @@ 
         $course_quota_m = round($course_quota / 1048576);
         $already_consumed_space_m = round($already_consumed_space / 1048576);
 
-        $message = get_lang('MaximumAllowedQuota') . ' <strong>' . $course_quota_m . ' megabyte</strong>.<br />';
-        $message .= get_lang('CourseCurrentlyUses') . ' <strong>' . $already_consumed_space_m . ' megabyte</strong>.<br />';
+        $message = get_lang('MaximumAllowedQuota').' <strong>'.$course_quota_m.' megabyte</strong>.<br />';
+        $message .= get_lang('CourseCurrentlyUses').' <strong>'.$already_consumed_space_m.' megabyte</strong>.<br />';
 
         $percentage = round(($already_consumed_space / $course_quota * 100), 1);
 
@@ -3060,33 +3060,33 @@ 
 
         // Decide where to place percentage in graph
         if ($percentage >= 50) {
-            $text_in_filled = '&nbsp;' . $other_percentage . '%';
+            $text_in_filled = '&nbsp;'.$other_percentage.'%';
             $text_in_unfilled = '';
         } else {
-            $text_in_unfilled = '&nbsp;' . $other_percentage . '%';
+            $text_in_unfilled = '&nbsp;'.$other_percentage.'%';
             $text_in_filled = '';
         }
 
         // Decide the background colour of the graph
         if ($percentage < 65) {
-            $colour = '#00BB00';        // Safe - green
+            $colour = '#00BB00'; // Safe - green
         } elseif ($percentage < 90) {
-            $colour = '#ffd400';        // Filling up - yelloworange
+            $colour = '#ffd400'; // Filling up - yelloworange
         } else {
-            $colour = '#DD0000';        // Full - red
+            $colour = '#DD0000'; // Full - red
         }
 
         // This is used for the table width: a table of only 100 pixels looks too small
         $visual_percentage = 4 * $percentage;
         $visual_other_percentage = 4 * $other_percentage;
 
-        $message .= get_lang('PercentageQuotaInUse') . ': <strong>' . $percentage . '%</strong>.<br />' .
-            get_lang('PercentageQuotaFree') . ': <strong>' . $other_percentage . '%</strong>.<br />';
+        $message .= get_lang('PercentageQuotaInUse').': <strong>'.$percentage.'%</strong>.<br />'.
+            get_lang('PercentageQuotaFree').': <strong>'.$other_percentage.'%</strong>.<br />';
 
-        $show_percentage = '&nbsp;' . $percentage . '%';
-        $message .= '<div style="width: 80%; text-align: center; -moz-border-radius: 5px 5px 5px 5px; border: 1px solid #aaa; background-image: url(\'' . api_get_path(WEB_CODE_PATH) . 'css/' . api_get_visual_theme() . '/images/bg-header4.png\');" class="document-quota-bar">' .
-            '<div style="width:' . $percentage . '%; background-color: #bbb; border-right:3px groove #bbb; -moz-border-radius:5px;">&nbsp;</div>' .
-            '<span style="margin-top: -15px; margin-left:-15px; position: absolute;font-weight:bold;">' . $show_percentage . '</span></div>';
+        $show_percentage = '&nbsp;'.$percentage.'%';
+        $message .= '<div style="width: 80%; text-align: center; -moz-border-radius: 5px 5px 5px 5px; border: 1px solid #aaa; background-image: url(\''.api_get_path(WEB_CODE_PATH).'css/'.api_get_visual_theme().'/images/bg-header4.png\');" class="document-quota-bar">'.
+            '<div style="width:'.$percentage.'%; background-color: #bbb; border-right:3px groove #bbb; -moz-border-radius:5px;">&nbsp;</div>'.
+            '<span style="margin-top: -15px; margin-left:-15px; position: absolute;font-weight:bold;">'.$show_percentage.'</span></div>';
         echo $message;
     }
 
@@ -3102,7 +3102,7 @@ 
         $percentage = $already_consumed_space / $course_quota * 100;
         $percentage = round($percentage, 1);
         $message = get_lang('YouAreCurrentlyUsingXOfYourX');
-        $message = sprintf($message, $already_consumed_space_m, $percentage . '%', $course_quota_m . ' ');
+        $message = sprintf($message, $already_consumed_space_m, $percentage.'%', $course_quota_m.' ');
         echo Display::div($message, array('id' => 'document_quota'));
     }
 
@@ -3133,13 +3133,13 @@ 
      */
     static function generate_jplayer_jquery($params = array())
     {
-        $js_path = api_get_path(WEB_LIBRARY_PATH) . 'javascript/';
+        $js_path = api_get_path(WEB_LIBRARY_PATH).'javascript/';
 
         $js = '
-            $("#jquery_jplayer_' . $params['count'] . '").jPlayer({
+            $("#jquery_jplayer_' . $params['count'].'").jPlayer({
                 ready: function() {
                     $(this).jPlayer("setMedia", {
-                        ' . $params['extension'] . ' : "' . $params['url'] . '"
+                        ' . $params['extension'].' : "'.$params['url'].'"
                     });
                 },
                 play: function() { // To avoid both jPlayers playing together.
@@ -3147,12 +3147,12 @@ 
                 },
                 //errorAlerts: true,
                 //warningAlerts: true,
-                swfPath: "' . $js_path . 'jquery-jplayer/jplayer/",
+                swfPath: "' . $js_path.'jquery-jplayer/jplayer/",
                 //supplied: "m4a, oga, mp3, ogg, wav",
-                supplied: "' . $params['extension'] . '",
+                supplied: "' . $params['extension'].'",
                 wmode: "window",
                 solution: "flash, html",  // Do not change this setting
-                cssSelectorAncestor: "#jp_container_' . $params['count'] . '",
+                cssSelectorAncestor: "#jp_container_' . $params['count'].'",
             });  	 ' . "\n\n";
 
         return $js;
@@ -3182,16 +3182,16 @@ 
         }
 
         //Shows only the play button
-        $html = '<div id="jquery_jplayer_' . $i . '" class="jp-jplayer"></div>
-                <div id="jp_container_' . $i . '" class="jp-audio">
+        $html = '<div id="jquery_jplayer_'.$i.'" class="jp-jplayer"></div>
+                <div id="jp_container_' . $i.'" class="jp-audio">
                     <div class="jp-type-single">
                         <div class="jp-gui jp-interface">
                             <ul class="jp-controls">
                                 <li><a href="javascript:;" class="jp-play" tabindex="1">play</a></li>
                                 <li><a href="javascript:;" class="jp-pause" tabindex="1">pause</a></li>
-                                ' . $extra_controls . '
+                                ' . $extra_controls.'
                             </ul>
-                            ' . $progress . '
+                            ' . $progress.'
                         </div>
                     </div>
                 </div>';
@@ -3244,8 +3244,8 @@ 
                     </div>
                 </div>
                 <div class="jp-no-solution">
-                    <span>' . get_lang('UpdateRequire') . '</span>
-                    ' . get_lang("ToPlayTheMediaYouWillNeedToUpdateYourBrowserToARecentVersionYouCanAlsoDownloadTheFile") . '
+                    <span>' . get_lang('UpdateRequire').'</span>
+                    ' . get_lang("ToPlayTheMediaYouWillNeedToUpdateYourBrowserToARecentVersionYouCanAlsoDownloadTheFile").'
                 </div>
             </div>
         </div>';
@@ -3326,7 +3326,7 @@ 
 
         $add_folder_filter = null;
         if (!empty($filter_by_folder)) {
-            $add_folder_filter = " AND docs.path LIKE '" . Database::escape_string($filter_by_folder) . "%'";
+            $add_folder_filter = " AND docs.path LIKE '".Database::escape_string($filter_by_folder)."%'";
         }
 
         // If we are in LP display hidden folder https://support.chamilo.org/issues/6679
@@ -3361,7 +3361,7 @@ 
 
                 $notLikeCondition = null;
                 for ($i = 1; $i <= $num; $i++) {
-                    $repeat = str_repeat('/%', $i+1);
+                    $repeat = str_repeat('/%', $i + 1);
                     $notLikeCondition .= " AND docs.path NOT LIKE '".Database::escape_string($cleanedPath.$repeat)."' ";
                 }
 
@@ -3386,7 +3386,7 @@ 
                 ON (docs.id = last.ref AND docs.c_id = last.c_id)
                 WHERE
                     docs.path NOT LIKE '%_DELETED_%' AND
-                    last.tool = '" . TOOL_DOCUMENT . "' $condition_session AND
+                    last.tool = '".TOOL_DOCUMENT."' $condition_session AND
                     (last.visibility = '1' $lp_visibility_condition) AND
                     last.visibility <> 2 AND
                     docs.c_id = {$course_info['real_id']} AND
@@ -3416,7 +3416,7 @@ 
                 Display::url(
                     Display::return_icon('close.png', get_lang('Close'), array(), ICON_SIZE_SMALL),
                     ' javascript:void(0);',
-                    array('id' => 'close_div_' . $course_info['real_id'] . '_' . $session_id, 'class' => 'close_div')
+                    array('id' => 'close_div_'.$course_info['real_id'].'_'.$session_id, 'class' => 'close_div')
                 ),
                 array('style' => 'position:absolute;right:10px')
             );
@@ -3520,7 +3520,7 @@ 
                     $('#'+tempId).hide();
                 } else {
                     image.addClass('open');
-                    image.attr('src', '" . Display::returnIconPath('nolines_minus.gif') . "');
+                    image.attr('src', '" . Display::returnIconPath('nolines_minus.gif')."');
                     $('#'+id).hide();
                     $('#'+tempId).show();
 
@@ -3567,7 +3567,7 @@ 
         $target,
         $overwrite_url
     ) {
-        $img_sys_path = api_get_path(SYS_CODE_PATH) . 'img/';
+        $img_sys_path = api_get_path(SYS_CODE_PATH).'img/';
         $web_code_path = api_get_path(WEB_CODE_PATH);
 
         $documentId = $resource['id'];
@@ -3582,7 +3582,7 @@ 
         // It's a file.
         $icon = choose_image($path);
         $position = strrpos($icon, '.');
-        $icon = substr($icon, 0, $position) . '_small.gif';
+        $icon = substr($icon, 0, $position).'_small.gif';
         $my_file_title = $resource['title'];
         $visibility = $resource['visibility'];
 
@@ -3594,25 +3594,25 @@ 
         // Show the "image name" not the filename of the image.
         if ($lp_id) {
             // LP URL
-            $url = api_get_path(WEB_CODE_PATH).'newscorm/lp_controller.php?'.api_get_cidreq().'&amp;action=add_item&amp;type=' . TOOL_DOCUMENT . '&amp;file=' . $documentId . '&amp;lp_id=' . $lp_id;
+            $url = api_get_path(WEB_CODE_PATH).'newscorm/lp_controller.php?'.api_get_cidreq().'&amp;action=add_item&amp;type='.TOOL_DOCUMENT.'&amp;file='.$documentId.'&amp;lp_id='.$lp_id;
             if (!empty($overwrite_url)) {
-                $url = $overwrite_url . '&cidReq=' . $course_info['code'] . '&id_session=' . $session_id . '&document_id=' . $documentId.'';
+                $url = $overwrite_url.'&cidReq='.$course_info['code'].'&id_session='.$session_id.'&document_id='.$documentId.'';
             }
         } else {
             // Direct document URL
-            $url = $web_code_path . 'document/document.php?cidReq=' . $course_info['code'] . '&id_session=' . $session_id . '&id=' . $documentId;
+            $url = $web_code_path.'document/document.php?cidReq='.$course_info['code'].'&id_session='.$session_id.'&id='.$documentId;
             if (!empty($overwrite_url)) {
-                $url = $overwrite_url . '&cidReq=' . $course_info['code'] . '&id_session=' . $session_id . '&document_id=' . $documentId;
+                $url = $overwrite_url.'&cidReq='.$course_info['code'].'&id_session='.$session_id.'&document_id='.$documentId;
             }
         }
 
         $img = Display::returnIconPath($icon);
-        if (!file_exists($img_sys_path . $icon)) {
+        if (!file_exists($img_sys_path.$icon)) {
             $img = Display::returnIconPath('default_small.gif');
         }
 
         $link = Display::url(
-            '<img alt="" src="' . $img . '" title="" />&nbsp;' . $my_file_title, $url,
+            '<img alt="" src="'.$img.'" title="" />&nbsp;'.$my_file_title, $url,
             array('target' => $target)
         );
 
@@ -3623,12 +3623,12 @@ 
         $return = null;
 
         if ($lp_id == false) {
-            $return .= '<li class="doc_resource '.$visibilityClass.' " data_id="' . $documentId . '" data_type="document" title="' . $my_file_title . '" >';
+            $return .= '<li class="doc_resource '.$visibilityClass.' " data_id="'.$documentId.'" data_type="document" title="'.$my_file_title.'" >';
         } else {
-            $return .= '<li class="doc_resource lp_resource_element '.$visibilityClass.' " data_id="' . $documentId . '" data_type="document" title="' . $my_file_title . '" >';
+            $return .= '<li class="doc_resource lp_resource_element '.$visibilityClass.' " data_id="'.$documentId.'" data_type="document" title="'.$my_file_title.'" >';
         }
 
-        $return .= '<div class="item_data" style="margin-left:' . ($num  * 18) . 'px;margin-right:5px;">';
+        $return .= '<div class="item_data" style="margin-left:'.($num * 18).'px;margin-right:5px;">';
 
         if ($add_move_button) {
             $return .= '<a class="moved" href="#">';
@@ -3693,7 +3693,7 @@ 
             if (isset($resource['visible']) && $resource['visible'] == 0) {
                 $folder_class_hidden = "doc_folder_hidden"; // in base.css
             }
-            $onclick = 'onclick="javascript: testResources(\'res_' . $resource['id'] . '\',\'img_' . $resource['id'] . '\')"';
+            $onclick = 'onclick="javascript: testResources(\'res_'.$resource['id'].'\',\'img_'.$resource['id'].'\')"';
         }
         $return = null;
 
@@ -3701,22 +3701,22 @@ 
             $return = '<ul class="lp_resource">';
         }
 
-        $return .= '<li class="doc_folder '.$folder_class_hidden.'" id="doc_id_' . $resource['id'] . '"  style="margin-left:' . ($num * 18) . 'px; ">';
+        $return .= '<li class="doc_folder '.$folder_class_hidden.'" id="doc_id_'.$resource['id'].'"  style="margin-left:'.($num * 18).'px; ">';
 
         $image = Display::returnIconPath('nolines_plus.gif');
         if (empty($path)) {
             $image = Display::returnIconPath('nolines_minus.gif');
         }
-        $return .= '<img style="cursor: pointer;" src="'.$image.'" align="absmiddle" id="img_'.$resource['id'] . '" '.$onclick.'>';
+        $return .= '<img style="cursor: pointer;" src="'.$image.'" align="absmiddle" id="img_'.$resource['id'].'" '.$onclick.'>';
         $return .= Display::return_icon('lp_folder.gif').'&nbsp;';
         $return .= '<span '.$onclick.' style="cursor: pointer;" >'.$title.'</span>';
         $return .= '</li>';
 
         if (empty($path)) {
             if ($folderId == false) {
-                $return .= '<div id="res_' . $resource['id'] . '" >';
+                $return .= '<div id="res_'.$resource['id'].'" >';
             } else {
-                $return .= '<div id="res_' . $resource['id'] . '" style="display: none;" >';
+                $return .= '<div id="res_'.$resource['id'].'" style="display: none;" >';
             }
         }
 
@@ -3878,9 +3878,9 @@ 
             $session_id = api_get_session_id();
         }
         $course_info = api_get_course_info($course_code);
-        $course_dir = $course_info['path'] . '/document';
+        $course_dir = $course_info['path'].'/document';
         $sys_course_path = api_get_path(SYS_COURSE_PATH);
-        $base_work_dir = $sys_course_path . $course_dir;
+        $base_work_dir = $sys_course_path.$course_dir;
 
         $course_id = $course_info['real_id'];
         $table_document = Database::get_course_table(TABLE_DOCUMENT);
@@ -3889,7 +3889,7 @@ 
         $result = Database::query($qry);
         if (Database::num_rows($result) == 1) {
             $row = Database::fetch_array($result);
-            $doc_path = api_get_path(SYS_COURSE_PATH) . $course_dir . $row['path'];
+            $doc_path = api_get_path(SYS_COURSE_PATH).$course_dir.$row['path'];
             //TODO: mime_content_type is deprecated, fileinfo php extension is enabled by default as of PHP 5.3.0
             // now versions of PHP on Debian testing(5.2.6-5) and Ubuntu(5.2.6-2ubuntu) are lower, so wait for a while
             $doc_mime = mime_content_type($doc_path);
@@ -3920,8 +3920,8 @@ 
                 $file_content = self::get_text_content($doc_path, $doc_mime);
                 $course_code = Database::escape_string($course_code);
 
-                require_once api_get_path(LIBRARY_PATH) . 'search/ChamiloIndexer.class.php';
-                require_once api_get_path(LIBRARY_PATH) . 'search/IndexableChunk.class.php';
+                require_once api_get_path(LIBRARY_PATH).'search/ChamiloIndexer.class.php';
+                require_once api_get_path(LIBRARY_PATH).'search/IndexableChunk.class.php';
 
                 $ic_slide = new IndexableChunk();
                 $ic_slide->addValue('title', $file_title);
@@ -3938,7 +3938,7 @@ 
                 $di = new ChamiloIndexer();
                 $return = $di->connectDb(null, null, $lang);
 
-                require_once api_get_path(LIBRARY_PATH) . 'specific_fields_manager.lib.php';
+                require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
                 $specific_fields = get_specific_field_list();
 
                 // process different depending on what to do if file exists
@@ -3975,7 +3975,7 @@ 
                             } else { //if the specific field is not defined, force an empty one
                                 $sterms = '';
                             }
-                            $all_specific_terms .= ' ' . $sterms;
+                            $all_specific_terms .= ' '.$sterms;
                             $sterms = explode(',', $sterms);
                             foreach ($sterms as $sterm) {
                                 $sterm = trim($sterm);
@@ -3989,7 +3989,7 @@ 
                             }
                         }
                         // Add terms also to content to make terms findable by probabilistic search
-                        $file_content = $all_specific_terms . ' ' . $file_content;
+                        $file_content = $all_specific_terms.' '.$file_content;
 
                         if (!$simulation) {
                             $ic_slide->addValue('content', $file_content);
@@ -4015,7 +4015,7 @@ 
                         } else { //if the specific field is not defined, force an empty one
                             $sterms = '';
                         }
-                        $all_specific_terms .= ' ' . $sterms;
+                        $all_specific_terms .= ' '.$sterms;
                         if (!empty($sterms)) {
                             $sterms = explode(',', $sterms);
                             foreach ($sterms as $sterm) {
@@ -4027,7 +4027,7 @@ 
                         }
                     }
                     // Add terms also to content to make terms findable by probabilistic search
-                    $file_content = $all_specific_terms . ' ' . $file_content;
+                    $file_content = $all_specific_terms.' '.$file_content;
                     if (!$simulation) {
                         $ic_slide->addValue('content', $file_content);
                         $di->addChunk($ic_slide);
@@ -4311,7 +4311,7 @@ 
         $defaultVisibility = 'visible';
 
         if (isset($settings['documents'])) {
-            $portalDefaultVisibility =  'invisible';
+            $portalDefaultVisibility = 'invisible';
             if ($settings['documents'] == 'true') {
                 $portalDefaultVisibility = 'visible';
             }
@@ -4549,7 +4549,7 @@ 
         //make htaccess with allow from all, and file index.html into temp/audio
         $htaccess = api_get_path(SYS_ARCHIVE_PATH).'temp/audio/.htaccess';
         if (!file_exists($htaccess)) {
-            $htaccess_content="order deny,allow\r\nallow from all\r\nOptions -Indexes";
+            $htaccess_content = "order deny,allow\r\nallow from all\r\nOptions -Indexes";
             $fp = @ fopen(api_get_path(SYS_ARCHIVE_PATH).'temp/audio/.htaccess', 'w');
             if ($fp) {
                 fwrite($fp, $htaccess_content);
@@ -4558,9 +4558,9 @@ 
         }
 
         //encript temp name file
-        $name_crip = sha1(uniqid());//encript
-        $findext= explode(".", $file);
-        $extension = $findext[count($findext)-1];
+        $name_crip = sha1(uniqid()); //encript
+        $findext = explode(".", $file);
+        $extension = $findext[count($findext) - 1];
         $file_crip = $name_crip.'.'.$extension;
 
         //copy file to temp/audio directory
@@ -4664,7 +4664,7 @@ 
         $comment = null;
 
         $fileName = api_replace_dangerous_char($title);
-        $filePath = api_get_path(SYS_COURSE_PATH) . "{$courseData['path']}/document{$dir}";
+        $filePath = api_get_path(SYS_COURSE_PATH)."{$courseData['path']}/document{$dir}";
         $fileFullPath = "{$filePath}/{$fileName}.html";
         $fileSize = 0;
         $fileType = 'file';
@@ -4716,7 +4716,7 @@ 
             $fileSize,
             $title,
             $comment,
-            0,//$readonly = 0,
+            0, //$readonly = 0,
             true, //$save_visibility = true,
             null, //$group_id = null,
             $sessionId
@@ -5001,8 +5001,8 @@ 
             $sessionId,
             $groupId
         )) {
-            $uniqueName = self::addSuffixToFileName($name, '_' . $counter);
-            $filePath = $path . $uniqueName;
+            $uniqueName = self::addSuffixToFileName($name, '_'.$counter);
+            $filePath = $path.$uniqueName;
             $counter++;
         }
 
@@ -5035,7 +5035,7 @@ 
             $folder_sql = implode("','", $escaped_folders);
 
             $sql = "SELECT * FROM $doc_table
-                WHERE filetype = 'folder' AND c_id = $course_id AND path IN ('" . $folder_sql . "')";
+                WHERE filetype = 'folder' AND c_id = $course_id AND path IN ('".$folder_sql."')";
             $res = Database::query($sql);
             $folder_titles = array();
             while ($obj = Database::fetch_object($res)) {
@@ -5043,7 +5043,7 @@ 
             }
         }
 
-        $form = new FormValidator('selector', 'GET', api_get_self() . '?' . api_get_cidreq());
+        $form = new FormValidator('selector', 'GET', api_get_self().'?'.api_get_cidreq());
         $form->addElement('hidden', 'cidReq', api_get_course_id());
         $parent_select = $form->addSelect('id', get_lang('CurrentDirectory'), '', array('onchange' => 'javascript: document.selector.submit();'));
 
@@ -5063,9 +5063,9 @@ 
                     $folder_titles[$folder] = cut($folder_titles[$folder], 80);
                     $counter = count($path_parts) - 2;
                     if ($counter > 0) {
-                        $label = str_repeat('&nbsp;&nbsp;&nbsp;', $counter) . ' &mdash; ' . $folder_titles[$folder];
+                        $label = str_repeat('&nbsp;&nbsp;&nbsp;', $counter).' &mdash; '.$folder_titles[$folder];
                     } else {
-                        $label = ' &mdash; ' . $folder_titles[$folder];
+                        $label = ' &mdash; '.$folder_titles[$folder];
                     }
                     $parent_select->addOption($label, $folder_id);
                     if ($selected != '') {
@@ -5083,7 +5083,7 @@ 
                     } else {
                         $path_parts = explode('/', str_replace($group_dir, '', $folder));
                         $label = cut($label, 80);
-                        $label = str_repeat('&nbsp;&nbsp;&nbsp;', count($path_parts) - 2) . ' &mdash; ' . $label;
+                        $label = str_repeat('&nbsp;&nbsp;&nbsp;', count($path_parts) - 2).' &mdash; '.$label;
                     }
                     $parent_select->addOption($label, $folder_id);
                     if ($selected != '') {
@@ -5115,7 +5115,7 @@ 
     ) {
         global $dbl_click_id;
         $course_info = api_get_course_info();
-        $www = api_get_path(WEB_COURSE_PATH) . $course_info['path'] . '/document';
+        $www = api_get_path(WEB_COURSE_PATH).$course_info['path'].'/document';
         $webOdflist = DocumentManager::get_web_odf_extension_list();
 
         // Get the title or the basename depending on what we're using
@@ -5139,11 +5139,11 @@ 
 
         if (!$show_as_icon) {
             // Build download link (icon)
-            $forcedownload_link = ($filetype == 'folder') ? api_get_self() . '?' . api_get_cidreq() . '&action=downloadfolder&id=' . $document_data['id'] : api_get_self() . '?' . api_get_cidreq() . '&amp;action=download&amp;id=' . $document_data['id'];
+            $forcedownload_link = ($filetype == 'folder') ? api_get_self().'?'.api_get_cidreq().'&action=downloadfolder&id='.$document_data['id'] : api_get_self().'?'.api_get_cidreq().'&amp;action=download&amp;id='.$document_data['id'];
             // Folder download or file download?
             $forcedownload_icon = ($filetype == 'folder') ? 'save_pack.png' : 'save.png';
             // Prevent multiple clicks on zipped folder download
-            $prevent_multiple_click = ($filetype == 'folder') ? " onclick=\"javascript: if(typeof clic_$dbl_click_id == 'undefined' || !clic_$dbl_click_id) { clic_$dbl_click_id=true; window.setTimeout('clic_" . ($dbl_click_id++) . "=false;',10000); } else { return false; }\"" : '';
+            $prevent_multiple_click = ($filetype == 'folder') ? " onclick=\"javascript: if(typeof clic_$dbl_click_id == 'undefined' || !clic_$dbl_click_id) { clic_$dbl_click_id=true; window.setTimeout('clic_".($dbl_click_id++)."=false;',10000); } else { return false; }\"" : '';
         }
 
         $target = '_self';
@@ -5159,20 +5159,20 @@ 
 
             if ($is_browser_viewable_file) {
                 if ($ext == 'pdf' || in_array($ext, $webOdflist)) {
-                    $url = api_get_self() . '?' . api_get_cidreq() . '&amp;action=download&amp;id=' . $document_data['id'];
+                    $url = api_get_self().'?'.api_get_cidreq().'&amp;action=download&amp;id='.$document_data['id'];
                 } else {
-                    $url = 'showinframes.php?' . api_get_cidreq() . '&id=' . $document_data['id'];
+                    $url = 'showinframes.php?'.api_get_cidreq().'&id='.$document_data['id'];
                 }
             } else {
                 // url-encode for problematic characters (we may not call them dangerous characters...)
-                $path = str_replace('%2F', '/', $url_path) . '?' . api_get_cidreq();
-                $url = $www . $path;
+                $path = str_replace('%2F', '/', $url_path).'?'.api_get_cidreq();
+                $url = $www.$path;
             }
 
             /*$path = str_replace('%2F', '/', $url_path); //yox view hack otherwise the image can't be well read
             $url = $www . $path;*/
         } else {
-            $url = api_get_self() . '?' . api_get_cidreq() . '&id=' . $document_data['id'];
+            $url = api_get_self().'?'.api_get_cidreq().'&id='.$document_data['id'];
         }
 
         // The little download icon
@@ -5182,10 +5182,10 @@ 
         if ($path == '/shared_folder') {
             $tooltip_title_alt = get_lang('UserFolders');
         } elseif (strstr($path, 'shared_folder_session_')) {
-            $tooltip_title_alt = get_lang('UserFolders') . ' (' . api_get_session_name(api_get_session_id()) . ')';
+            $tooltip_title_alt = get_lang('UserFolders').' ('.api_get_session_name(api_get_session_id()).')';
         } elseif (strstr($tooltip_title, 'sf_user_')) {
             $userinfo = api_get_user_info(substr($tooltip_title, 8));
-            $tooltip_title_alt = get_lang('UserFolder') . ' ' . $userinfo['complete_name'];
+            $tooltip_title_alt = get_lang('UserFolder').' '.$userinfo['complete_name'];
         } elseif ($path == '/chat_files') {
             $tooltip_title_alt = get_lang('ChatFiles');
         } elseif ($path == '/learning_path') {
@@ -5218,24 +5218,24 @@ 
                 ) {
                     //filter when I am into shared folder, I can show for donwload only my shared folder
                     if (DocumentManager::is_shared_folder($curdirpath, $current_session_id)) {
-                        if (preg_match('/shared_folder\/sf_user_' . api_get_user_id() . '$/', urldecode($forcedownload_link)) ||
-                            preg_match('/shared_folder_session_' . $current_session_id . '\/sf_user_' . api_get_user_id() . '$/', urldecode($forcedownload_link)) ||
+                        if (preg_match('/shared_folder\/sf_user_'.api_get_user_id().'$/', urldecode($forcedownload_link)) ||
+                            preg_match('/shared_folder_session_'.$current_session_id.'\/sf_user_'.api_get_user_id().'$/', urldecode($forcedownload_link)) ||
                             api_is_allowed_to_edit() || api_is_platform_admin()
                         ) {
-                            $force_download_html = ($size == 0) ? '' : '<a href="' . $forcedownload_link . '" style="float:right"' . $prevent_multiple_click . '>' .
-                                Display::return_icon($forcedownload_icon, get_lang('Download'), array(), ICON_SIZE_SMALL) . '</a>';
+                            $force_download_html = ($size == 0) ? '' : '<a href="'.$forcedownload_link.'" style="float:right"'.$prevent_multiple_click.'>'.
+                                Display::return_icon($forcedownload_icon, get_lang('Download'), array(), ICON_SIZE_SMALL).'</a>';
                         }
                     } elseif (!preg_match('/shared_folder/', urldecode($forcedownload_link)) ||
                         api_is_allowed_to_edit() ||
                         api_is_platform_admin()
                     ) {
-                        $force_download_html = ($size == 0) ? '' : '<a href="' . $forcedownload_link . '" style="float:right"' . $prevent_multiple_click . '>' .
-                            Display::return_icon($forcedownload_icon, get_lang('Download'), array(), ICON_SIZE_SMALL) . '</a>';
+                        $force_download_html = ($size == 0) ? '' : '<a href="'.$forcedownload_link.'" style="float:right"'.$prevent_multiple_click.'>'.
+                            Display::return_icon($forcedownload_icon, get_lang('Download'), array(), ICON_SIZE_SMALL).'</a>';
                     }
                 }
             } else {
-                $force_download_html = ($size == 0) ? '' : '<a href="' . $forcedownload_link . '" style="float:right"' . $prevent_multiple_click . '>' .
-                    Display::return_icon($forcedownload_icon, get_lang('Download'), array(), ICON_SIZE_SMALL) . '</a>';
+                $force_download_html = ($size == 0) ? '' : '<a href="'.$forcedownload_link.'" style="float:right"'.$prevent_multiple_click.'>'.
+                    Display::return_icon($forcedownload_icon, get_lang('Download'), array(), ICON_SIZE_SMALL).'</a>';
             }
 
             // Copy files to users myfiles
@@ -5243,12 +5243,12 @@ 
                 api_get_setting('users_copy_files') == 'true' &&
                 !api_is_anonymous()
             ) {
-                $copy_myfiles_link = ($filetype == 'file') ? api_get_self() . '?' . api_get_cidreq() . '&action=copytomyfiles&id=' . $document_data['id'] : api_get_self() . '?' . api_get_cidreq();
+                $copy_myfiles_link = ($filetype == 'file') ? api_get_self().'?'.api_get_cidreq().'&action=copytomyfiles&id='.$document_data['id'] : api_get_self().'?'.api_get_cidreq();
 
                 if ($filetype == 'file') {
 
-                    $copy_to_myfiles = '<a href="' . $copy_myfiles_link . '" style="float:right"' . $prevent_multiple_click . '>' .
-                        Display::return_icon('briefcase.png', get_lang('CopyToMyFiles'), array(), ICON_SIZE_SMALL) . '&nbsp;&nbsp;</a>';
+                    $copy_to_myfiles = '<a href="'.$copy_myfiles_link.'" style="float:right"'.$prevent_multiple_click.'>'.
+                        Display::return_icon('briefcase.png', get_lang('CopyToMyFiles'), array(), ICON_SIZE_SMALL).'&nbsp;&nbsp;</a>';
 
                     if (api_get_setting('allow_my_files') === 'false') {
                         $copy_to_myfiles = '';
@@ -5267,13 +5267,13 @@ 
                 $filetype == 'file' &&
                 in_array($extension, array('html', 'htm'))
             ) {
-                $pdf_icon = ' <a style="float:right".' . $prevent_multiple_click . ' href="' . api_get_self() . '?' . api_get_cidreq() . '&action=export_to_pdf&id=' . $document_data['id'] . '">' .
-                    Display::return_icon('pdf.png', get_lang('Export2PDF'), array(), ICON_SIZE_SMALL) . '</a> ';
+                $pdf_icon = ' <a style="float:right".'.$prevent_multiple_click.' href="'.api_get_self().'?'.api_get_cidreq().'&action=export_to_pdf&id='.$document_data['id'].'">'.
+                    Display::return_icon('pdf.png', get_lang('Export2PDF'), array(), ICON_SIZE_SMALL).'</a> ';
             }
 
             if ($is_browser_viewable_file) {
-                $open_in_new_window_link = '<a href="' . $www . str_replace('%2F', '/', $url_path) . '?' . api_get_cidreq() . '" style="float:right"' . $prevent_multiple_click . ' target="_blank">' .
-                    Display::return_icon('open_in_new_window.png', get_lang('OpenInANewWindow'), array(), ICON_SIZE_SMALL) . '&nbsp;&nbsp;</a>';
+                $open_in_new_window_link = '<a href="'.$www.str_replace('%2F', '/', $url_path).'?'.api_get_cidreq().'" style="float:right"'.$prevent_multiple_click.' target="_blank">'.
+                    Display::return_icon('open_in_new_window.png', get_lang('OpenInANewWindow'), array(), ICON_SIZE_SMALL).'&nbsp;&nbsp;</a>';
             }
 
             if ($filetype == 'file') {
@@ -5282,9 +5282,9 @@ 
                     (preg_match('/wav$/i', urldecode($checkExtension)) && !preg_match('/_chnano_.wav$/i', urldecode($url))) ||
                     preg_match('/ogg$/i', urldecode($checkExtension))
                 ) {
-                    return '<span style="float:left" ' . $visibility_class . '>' .
-                    $title .
-                    '</span>' . $force_download_html . $send_to . $copy_to_myfiles . $open_in_new_window_link . $pdf_icon;
+                    return '<span style="float:left" '.$visibility_class.'>'.
+                    $title.
+                    '</span>'.$force_download_html.$send_to.$copy_to_myfiles.$open_in_new_window_link.$pdf_icon;
                 } elseif (
 
                     // Show preview
@@ -5302,7 +5302,7 @@ 
                     )
                 ) {
                     // Simpler version of showinframesmin.php with no headers
-                    $url = 'show_content.php?' . api_get_cidreq() . '&id=' . $document_data['id'];
+                    $url = 'show_content.php?'.api_get_cidreq().'&id='.$document_data['id'];
                     $class = 'ajax';
                     if ($visibility == false) {
                         $class = "ajax invisible";
@@ -5317,34 +5317,34 @@ 
                             'style' => 'float: left;'
                         ]
                     )
-                    . $force_download_html . $send_to . $copy_to_myfiles
-                    . $open_in_new_window_link . $pdf_icon;
+                    . $force_download_html.$send_to.$copy_to_myfiles
+                    . $open_in_new_window_link.$pdf_icon;
                 } else {
                     // For PDF Download the file.
                     $pdfPreview = null;
                     if ($ext != 'pdf' && !in_array($ext, $webOdflist)) {
-                        $url = 'showinframes.php?' . api_get_cidreq() . '&id=' . $document_data['id'];
+                        $url = 'showinframes.php?'.api_get_cidreq().'&id='.$document_data['id'];
                     } else {
                         $pdfPreview = Display::url(
                             Display::return_icon('preview.gif', get_lang('Preview')),
-                            api_get_path(WEB_CODE_PATH).'document/showinframes.php?' . api_get_cidreq() . '&id=' . $document_data['id'],
+                            api_get_path(WEB_CODE_PATH).'document/showinframes.php?'.api_get_cidreq().'&id='.$document_data['id'],
                             array('style' => 'float:right')
                         );
                     }
                     // No plugin just the old and good showinframes.php page
-                    return '<a href="' . $url . '" title="' . $tooltip_title_alt . '" style="float:left" ' . $visibility_class . ' >' . $title . '</a>' .
-                    $pdfPreview.$force_download_html . $send_to . $copy_to_myfiles . $open_in_new_window_link . $pdf_icon;
+                    return '<a href="'.$url.'" title="'.$tooltip_title_alt.'" style="float:left" '.$visibility_class.' >'.$title.'</a>'.
+                    $pdfPreview.$force_download_html.$send_to.$copy_to_myfiles.$open_in_new_window_link.$pdf_icon;
                 }
             } else {
-                return '<a href="' . $url . '" title="' . $tooltip_title_alt . '" ' . $visibility_class . ' style="float:left">' . $title . '</a>' .
-                $force_download_html . $send_to . $copy_to_myfiles . $open_in_new_window_link . $pdf_icon;
+                return '<a href="'.$url.'" title="'.$tooltip_title_alt.'" '.$visibility_class.' style="float:left">'.$title.'</a>'.
+                $force_download_html.$send_to.$copy_to_myfiles.$open_in_new_window_link.$pdf_icon;
             }
             // end copy files to users myfiles
         } else {
             // Icon column
             if (preg_match('/shared_folder/', urldecode($checkExtension)) &&
                 preg_match('/shared_folder$/', urldecode($checkExtension)) == false &&
-                preg_match('/shared_folder_session_' . $current_session_id . '$/', urldecode($url)) == false
+                preg_match('/shared_folder_session_'.$current_session_id.'$/', urldecode($url)) == false
             ) {
                 if ($filetype == 'file') {
                     //Sound preview with jplayer
@@ -5369,19 +5369,19 @@ 
                             api_get_setting('enable_nanogong') == 'true'
                         )
                     ) {
-                        $url = 'showinframes.php?' . api_get_cidreq() . '&id=' . $document_data['id'];
-                        return '<a href="' . $url . '" title="' . $tooltip_title_alt . '" ' . $visibility_class . ' style="float:left">' .
-                        DocumentManager::build_document_icon_tag($filetype, $path) .
-                        Display::return_icon('shared.png', get_lang('ResourceShared'), array()) . '</a>';
+                        $url = 'showinframes.php?'.api_get_cidreq().'&id='.$document_data['id'];
+                        return '<a href="'.$url.'" title="'.$tooltip_title_alt.'" '.$visibility_class.' style="float:left">'.
+                        DocumentManager::build_document_icon_tag($filetype, $path).
+                        Display::return_icon('shared.png', get_lang('ResourceShared'), array()).'</a>';
                     } else {
-                        return '<a href="' . $url . '" title="' . $tooltip_title_alt . '" ' . $visibility_class . ' style="float:left">' .
-                        DocumentManager::build_document_icon_tag($filetype, $path) .
-                        Display::return_icon('shared.png', get_lang('ResourceShared'), array()) . '</a>';
+                        return '<a href="'.$url.'" title="'.$tooltip_title_alt.'" '.$visibility_class.' style="float:left">'.
+                        DocumentManager::build_document_icon_tag($filetype, $path).
+                        Display::return_icon('shared.png', get_lang('ResourceShared'), array()).'</a>';
                     }
                 } else {
-                    return '<a href="' . $url . '" title="' . $tooltip_title_alt . '" target="' . $target . '"' . $visibility_class . ' style="float:left">' .
-                    DocumentManager::build_document_icon_tag($filetype, $path) .
-                    Display::return_icon('shared.png', get_lang('ResourceShared'), array()) . '</a>';
+                    return '<a href="'.$url.'" title="'.$tooltip_title_alt.'" target="'.$target.'"'.$visibility_class.' style="float:left">'.
+                    DocumentManager::build_document_icon_tag($filetype, $path).
+                    Display::return_icon('shared.png', get_lang('ResourceShared'), array()).'</a>';
                 }
             } else {
                 if ($filetype == 'file') {
@@ -5409,16 +5409,16 @@ 
                             api_get_setting('enable_nanogong') == 'true'
                         )
                     ) {
-                        $url = 'showinframes.php?' . api_get_cidreq() . '&id=' . $document_data['id']; //without preview
-                        return '<a href="' . $url . '" title="' . $tooltip_title_alt . '" ' . $visibility_class . ' style="float:left">' .
-                        DocumentManager::build_document_icon_tag($filetype, $path) . '</a>';
+                        $url = 'showinframes.php?'.api_get_cidreq().'&id='.$document_data['id']; //without preview
+                        return '<a href="'.$url.'" title="'.$tooltip_title_alt.'" '.$visibility_class.' style="float:left">'.
+                        DocumentManager::build_document_icon_tag($filetype, $path).'</a>';
                     } else {
-                        return '<a href="' . $url . '" title="' . $tooltip_title_alt . '" ' . $visibility_class . ' style="float:left">' .
-                        DocumentManager::build_document_icon_tag($filetype, $path) . '</a>';
+                        return '<a href="'.$url.'" title="'.$tooltip_title_alt.'" '.$visibility_class.' style="float:left">'.
+                        DocumentManager::build_document_icon_tag($filetype, $path).'</a>';
                     }
                 } else {
-                    return '<a href="' . $url . '" title="' . $tooltip_title_alt . '" target="' . $target . '"' . $visibility_class . ' style="float:left">' .
-                    DocumentManager::build_document_icon_tag($filetype, $path) . '</a>';
+                    return '<a href="'.$url.'" title="'.$tooltip_title_alt.'" target="'.$target.'"'.$visibility_class.' style="float:left">'.
+                    DocumentManager::build_document_icon_tag($filetype, $path).'</a>';
                 }
             }
         }
@@ -5442,7 +5442,7 @@ 
 
             if (preg_match('/_chnano_.wav$/i', $basename)) {
                 $icon = "jplayer_play.png";
-                $basename = 'wav' . ' ' . '(Nanogong)';
+                $basename = 'wav'.' '.'(Nanogong)';
             } else {
                 $basename = substr(strrchr($basename, '.'), 1);
             }
@@ -5458,13 +5458,13 @@ 
                 $userinfo = api_get_user_info(substr($basename, 8));
                 $icon = $userinfo['avatar_small'];
 
-                $basename = get_lang('UserFolder') . ' ' . $userinfo['complete_name'];
+                $basename = get_lang('UserFolder').' '.$userinfo['complete_name'];
                 $user_image = true;
             } elseif (strstr($path, 'shared_folder_session_')) {
                 if ($is_allowed_to_edit) {
-                    $basename = '***(' . api_get_session_name($current_session_id) . ')*** ' . get_lang('HelpUsersFolder');
+                    $basename = '***('.api_get_session_name($current_session_id).')*** '.get_lang('HelpUsersFolder');
                 } else {
-                    $basename = get_lang('UserFolders') . ' (' . api_get_session_name($current_session_id) . ')';
+                    $basename = get_lang('UserFolders').' ('.api_get_session_name($current_session_id).')';
                 }
                 $icon = 'folder_users.gif';
             } else {
@@ -5558,16 +5558,16 @@ 
         // Build URL-parameters for table-sorting
         $sort_params = array();
         if (isset($_GET['column'])) {
-            $sort_params[] = 'column=' . Security::remove_XSS($_GET['column']);
+            $sort_params[] = 'column='.Security::remove_XSS($_GET['column']);
         }
         if (isset($_GET['page_nr'])) {
-            $sort_params[] = 'page_nr=' . Security::remove_XSS($_GET['page_nr']);
+            $sort_params[] = 'page_nr='.Security::remove_XSS($_GET['page_nr']);
         }
         if (isset($_GET['per_page'])) {
-            $sort_params[] = 'per_page=' . Security::remove_XSS($_GET['per_page']);
+            $sort_params[] = 'per_page='.Security::remove_XSS($_GET['per_page']);
         }
         if (isset($_GET['direction'])) {
-            $sort_params[] = 'direction=' . Security::remove_XSS($_GET['direction']);
+            $sort_params[] = 'direction='.Security::remove_XSS($_GET['direction']);
         }
         $sort_params = implode('&amp;', $sort_params);
         $visibility_icon = ($visibility == 0) ? 'invisible' : 'visible';
@@ -5580,89 +5580,89 @@ 
         if ($is_read_only /* or ($session_id!=api_get_session_id()) */) {
             if (api_is_course_admin() || api_is_platform_admin()) {
                 if ($extension == 'svg' && api_browser_support('svg') && api_get_setting('enabled_support_svg') == 'true') {
-                    $modify_icons = '<a href="edit_draw.php?' . api_get_cidreq() . '&id=' . $document_id . '">' .
-                        Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
-                } elseif (in_array($extension, $web_odf_extension_list)  && api_get_setting('enabled_support_odf') === true) {
-                    $modify_icons = '<a href="edit_odf.php?' . api_get_cidreq() . '&id=' . $document_id . '">' .
-                        Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
+                    $modify_icons = '<a href="edit_draw.php?'.api_get_cidreq().'&id='.$document_id.'">'.
+                        Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
+                } elseif (in_array($extension, $web_odf_extension_list) && api_get_setting('enabled_support_odf') === true) {
+                    $modify_icons = '<a href="edit_odf.php?'.api_get_cidreq().'&id='.$document_id.'">'.
+                        Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
                 } elseif ($extension == 'png' || $extension == 'jpg' || $extension == 'jpeg' || $extension == 'bmp' || $extension == 'gif' || $extension == 'pxd' && api_get_setting('enabled_support_pixlr') == 'true') {
-                    $modify_icons = '<a href="edit_paint.php?' . api_get_cidreq() . '&id=' . $document_id . '">' .
-                        Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
+                    $modify_icons = '<a href="edit_paint.php?'.api_get_cidreq().'&id='.$document_id.'">'.
+                        Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
                 } else {
-                    $modify_icons = '<a href="edit_document.php?' . api_get_cidreq() . '&id=' . $document_id. '">' .
-                        Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
+                    $modify_icons = '<a href="edit_document.php?'.api_get_cidreq().'&id='.$document_id.'">'.
+                        Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
                 }
             } else {
                 $modify_icons = Display::return_icon('edit_na.png', get_lang('Modify'), '', ICON_SIZE_SMALL);
             }
-            $modify_icons .= '&nbsp;' . Display::return_icon('move_na.png', get_lang('Move'), array(), ICON_SIZE_SMALL);
+            $modify_icons .= '&nbsp;'.Display::return_icon('move_na.png', get_lang('Move'), array(), ICON_SIZE_SMALL);
             if (api_is_allowed_to_edit() || api_is_platform_admin()) {
-                $modify_icons .= '&nbsp;' . Display::return_icon($visibility_icon . '.png', get_lang('VisibilityCannotBeChanged'), '', ICON_SIZE_SMALL);
+                $modify_icons .= '&nbsp;'.Display::return_icon($visibility_icon.'.png', get_lang('VisibilityCannotBeChanged'), '', ICON_SIZE_SMALL);
             }
-            $modify_icons .= '&nbsp;' . Display::return_icon('delete_na.png', get_lang('Delete'), array(), ICON_SIZE_SMALL);
+            $modify_icons .= '&nbsp;'.Display::return_icon('delete_na.png', get_lang('Delete'), array(), ICON_SIZE_SMALL);
         } else {
             //Edit button
             if (in_array($path, DocumentManager::get_system_folders())) {
                 $modify_icons = Display::return_icon('edit_na.png', get_lang('Modify'), '', ICON_SIZE_SMALL);
-            } elseif ($is_certificate_mode ) {
+            } elseif ($is_certificate_mode) {
                 // gradebook category doesn't seem to be taken into account
-                $modify_icons = '<a href="edit_document.php?' . api_get_cidreq() . '&amp;id=' . $document_id . '&curdirpath=/certificates">' . Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
+                $modify_icons = '<a href="edit_document.php?'.api_get_cidreq().'&amp;id='.$document_id.'&curdirpath=/certificates">'.Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
             } else {
                 if (api_get_session_id()) {
                     if ($document_data['session_id'] == api_get_session_id()) {
                         if ($extension == 'svg' && api_browser_support('svg') && api_get_setting('enabled_support_svg') == 'true') {
-                            $modify_icons = '<a href="edit_draw.php?' . api_get_cidreq() . '&amp;id=' . $document_id  . '">' .
-                                Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
-                        } elseif (in_array($extension, $web_odf_extension_list)  && api_get_setting('enabled_support_odf') === true) {
-                            $modify_icons = '<a href="edit_odf.php?' . api_get_cidreq() . '&id=' . $document_id  . '">' .
-                                Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
+                            $modify_icons = '<a href="edit_draw.php?'.api_get_cidreq().'&amp;id='.$document_id.'">'.
+                                Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
+                        } elseif (in_array($extension, $web_odf_extension_list) && api_get_setting('enabled_support_odf') === true) {
+                            $modify_icons = '<a href="edit_odf.php?'.api_get_cidreq().'&id='.$document_id.'">'.
+                                Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
                         } elseif ($extension == 'png' || $extension == 'jpg' || $extension == 'jpeg' || $extension == 'bmp' || $extension == 'gif' || $extension == 'pxd' && api_get_setting('enabled_support_pixlr') == 'true') {
-                            $modify_icons = '<a href="edit_paint.php?' . api_get_cidreq() . '&id=' . $document_id  . '">' .
-                                Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
+                            $modify_icons = '<a href="edit_paint.php?'.api_get_cidreq().'&id='.$document_id.'">'.
+                                Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
                         } else {
-                            $modify_icons = '<a href="edit_document.php?' . api_get_cidreq() . '&amp;id=' . $document_id  . '">' .
-                                Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
+                            $modify_icons = '<a href="edit_document.php?'.api_get_cidreq().'&amp;id='.$document_id.'">'.
+                                Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
                         }
                     } else {
-                        $modify_icons .= '&nbsp;' . Display::return_icon('edit_na.png', get_lang('Edit'), array(), ICON_SIZE_SMALL) . '</a>';
+                        $modify_icons .= '&nbsp;'.Display::return_icon('edit_na.png', get_lang('Edit'), array(), ICON_SIZE_SMALL).'</a>';
                     }
                 } else {
                     if ($extension == 'svg' && api_browser_support('svg') && api_get_setting('enabled_support_svg') == 'true') {
-                        $modify_icons = '<a href="edit_draw.php?' . api_get_cidreq() . '&amp;id=' . $document_id  . '">' .
-                            Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
-                    } elseif (in_array($extension, $web_odf_extension_list)  && api_get_setting('enabled_support_odf') === true) {
-                        $modify_icons = '<a href="edit_odf.php?' . api_get_cidreq() . '&id=' . $document_id  . '">' .
-                            Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
+                        $modify_icons = '<a href="edit_draw.php?'.api_get_cidreq().'&amp;id='.$document_id.'">'.
+                            Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
+                    } elseif (in_array($extension, $web_odf_extension_list) && api_get_setting('enabled_support_odf') === true) {
+                        $modify_icons = '<a href="edit_odf.php?'.api_get_cidreq().'&id='.$document_id.'">'.
+                            Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
                     } elseif ($extension == 'png' || $extension == 'jpg' || $extension == 'jpeg' || $extension == 'bmp' || $extension == 'gif' || $extension == 'pxd' && api_get_setting('enabled_support_pixlr') == 'true') {
-                        $modify_icons = '<a href="edit_paint.php?' . api_get_cidreq() . '&amp;id=' . $document_id . '">' .
-                            Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
+                        $modify_icons = '<a href="edit_paint.php?'.api_get_cidreq().'&amp;id='.$document_id.'">'.
+                            Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
                     } else {
-                        $modify_icons = '<a href="edit_document.php?' . api_get_cidreq() . '&amp;id=' . $document_id  . '">' .
-                            Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL) . '</a>';
+                        $modify_icons = '<a href="edit_document.php?'.api_get_cidreq().'&amp;id='.$document_id.'">'.
+                            Display::return_icon('edit.png', get_lang('Modify'), '', ICON_SIZE_SMALL).'</a>';
                     }
                 }
             }
 
             // Move button.
             if ($is_certificate_mode || in_array($path, DocumentManager::get_system_folders())) {
-                $modify_icons .= '&nbsp;' . Display::return_icon('move_na.png', get_lang('Move'), array(), ICON_SIZE_SMALL) . '</a>';
+                $modify_icons .= '&nbsp;'.Display::return_icon('move_na.png', get_lang('Move'), array(), ICON_SIZE_SMALL).'</a>';
             } else {
                 if (api_get_session_id()) {
                     if ($document_data['session_id'] == api_get_session_id()) {
-                        $modify_icons .= '&nbsp;<a href="' . api_get_self() . '?' . api_get_cidreq() . '&amp;id=' . $parent_id . '&amp;move=' . $document_id .  '">' .
-                            Display::return_icon('move.png', get_lang('Move'), array(), ICON_SIZE_SMALL) . '</a>';
+                        $modify_icons .= '&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;id='.$parent_id.'&amp;move='.$document_id.'">'.
+                            Display::return_icon('move.png', get_lang('Move'), array(), ICON_SIZE_SMALL).'</a>';
                     } else {
-                        $modify_icons .= '&nbsp;' . Display::return_icon('move_na.png', get_lang('Move'), array(), ICON_SIZE_SMALL) . '</a>';
+                        $modify_icons .= '&nbsp;'.Display::return_icon('move_na.png', get_lang('Move'), array(), ICON_SIZE_SMALL).'</a>';
                     }
                 } else {
-                    $modify_icons .= '&nbsp;<a href="' . api_get_self() . '?' . api_get_cidreq() . '&amp;id=' . $parent_id . '&amp;move=' . $document_id .  '">' .
-                        Display::return_icon('move.png', get_lang('Move'), array(), ICON_SIZE_SMALL) . '</a>';
+                    $modify_icons .= '&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;id='.$parent_id.'&amp;move='.$document_id.'">'.
+                        Display::return_icon('move.png', get_lang('Move'), array(), ICON_SIZE_SMALL).'</a>';
                 }
             }
 
             //Visibility button
             if ($is_certificate_mode) {
-                $modify_icons .= '&nbsp;' . Display::return_icon($visibility_icon . '.png', get_lang('VisibilityCannotBeChanged'), array(), ICON_SIZE_SMALL) . '</a>';
+                $modify_icons .= '&nbsp;'.Display::return_icon($visibility_icon.'.png', get_lang('VisibilityCannotBeChanged'), array(), ICON_SIZE_SMALL).'</a>';
             } else {
                 if (api_is_allowed_to_edit() || api_is_platform_admin()) {
                     if ($visibility_icon == 'invisible') {
@@ -5670,14 +5670,14 @@ 
                     } else {
                         $tip_visibility = get_lang('Hide');
                     }
-                    $modify_icons .= '&nbsp;<a href="' . api_get_self() . '?' . api_get_cidreq() . '&amp;id=' . $parent_id . '&amp;' . $visibility_command . '=' . $id . '&amp;' . $sort_params . '">' .
-                        Display::return_icon($visibility_icon . '.png', $tip_visibility, '', ICON_SIZE_SMALL) . '</a>';
+                    $modify_icons .= '&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;id='.$parent_id.'&amp;'.$visibility_command.'='.$id.'&amp;'.$sort_params.'">'.
+                        Display::return_icon($visibility_icon.'.png', $tip_visibility, '', ICON_SIZE_SMALL).'</a>';
                 }
             }
 
             // Delete button
             if (in_array($path, DocumentManager::get_system_folders())) {
-                $modify_icons .= '&nbsp;' . Display::return_icon('delete_na.png', get_lang('ThisFolderCannotBeDeleted'), array(), ICON_SIZE_SMALL);
+                $modify_icons .= '&nbsp;'.Display::return_icon('delete_na.png', get_lang('ThisFolderCannotBeDeleted'), array(), ICON_SIZE_SMALL);
             } else {
                 $titleToShow = addslashes(basename($document_data['title']));
 
@@ -5685,23 +5685,23 @@ 
                     $_GET['curdirpath'] == '/certificates' &&
                     DocumentManager::get_default_certificate_id(api_get_course_id()) == $id
                 ) {
-                    $modify_icons .= '&nbsp;<a href="' . api_get_self() . '?' . api_get_cidreq() . '&amp;curdirpath=' . $curdirpath . '&action=delete_item&id='.$parent_id.'&deleteid='.$document_id.'&amp;' . $sort_params . 'delete_certificate_id=' . $id . '" onclick="return confirmation(\'' . $titleToShow . '\');">' .
-                        Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL) . '</a>';
+                    $modify_icons .= '&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;curdirpath='.$curdirpath.'&action=delete_item&id='.$parent_id.'&deleteid='.$document_id.'&amp;'.$sort_params.'delete_certificate_id='.$id.'" onclick="return confirmation(\''.$titleToShow.'\');">'.
+                        Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL).'</a>';
                 } else {
                     if ($is_certificate_mode) {
-                        $modify_icons .= '&nbsp;<a href="' . api_get_self() . '?' . api_get_cidreq() . '&amp;curdirpath=' . $curdirpath . '&action=delete_item&id='.$parent_id.'&deleteid=' . $document_id  . '&amp;' . $sort_params . '" onclick="return confirmation(\'' . $titleToShow . '\');">' .
-                            Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL) . '</a>';
+                        $modify_icons .= '&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;curdirpath='.$curdirpath.'&action=delete_item&id='.$parent_id.'&deleteid='.$document_id.'&amp;'.$sort_params.'" onclick="return confirmation(\''.$titleToShow.'\');">'.
+                            Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL).'</a>';
                     } else {
                         if (api_get_session_id()) {
                             if ($document_data['session_id'] == api_get_session_id()) {
-                                $modify_icons .= '&nbsp;<a href="' . api_get_self() . '?' . api_get_cidreq() . '&amp;curdirpath=' . $curdirpath . '&action=delete_item&id='.$parent_id.'&deleteid='.$document_id  . '&amp;' . $sort_params . '" onclick="return confirmation(\'' . $titleToShow . '\');">'.
-                                    Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL) . '</a>';
+                                $modify_icons .= '&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;curdirpath='.$curdirpath.'&action=delete_item&id='.$parent_id.'&deleteid='.$document_id.'&amp;'.$sort_params.'" onclick="return confirmation(\''.$titleToShow.'\');">'.
+                                    Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL).'</a>';
                             } else {
-                                $modify_icons .= '&nbsp;' . Display::return_icon('delete_na.png', get_lang('ThisFolderCannotBeDeleted'), array(), ICON_SIZE_SMALL);
+                                $modify_icons .= '&nbsp;'.Display::return_icon('delete_na.png', get_lang('ThisFolderCannotBeDeleted'), array(), ICON_SIZE_SMALL);
                             }
                         } else {
-                            $modify_icons .= '&nbsp;<a href="' . api_get_self() . '?' . api_get_cidreq() . '&amp;curdirpath=' . $curdirpath . '&action=delete_item&id='.$parent_id.'&deleteid='.$document_id . '&amp;' . $sort_params . '" onclick="return confirmation(\'' . $titleToShow. '\');">' .
-                                Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL) . '</a>';
+                            $modify_icons .= '&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;curdirpath='.$curdirpath.'&action=delete_item&id='.$parent_id.'&deleteid='.$document_id.'&amp;'.$sort_params.'" onclick="return confirmation(\''.$titleToShow.'\');">'.
+                                Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL).'</a>';
                         }
                     }
                 }
@@ -5713,15 +5713,15 @@ 
                 // nothing to do
             } else {
                 if ($usePpt2lp && $formatType) {
-                    $modify_icons .= '&nbsp;<a class="convertAction" href="#" ' .
-                        'data-documentId = ' . $document_id .
-                        ' data-formatType = ' . $formatType . '>' .
+                    $modify_icons .= '&nbsp;<a class="convertAction" href="#" '.
+                        'data-documentId = '.$document_id.
+                        ' data-formatType = '.$formatType.'>'.
                         Display::return_icon(
                             'convert.png',
                             get_lang('Convert'),
                             array(),
                             ICON_SIZE_SMALL
-                        ) . '</a>';
+                        ).'</a>';
                 }
             }
         }
@@ -5729,8 +5729,8 @@ 
         if ($type == 'file' && ($extension == 'html' || $extension == 'htm')) {
             if ($is_template == 0) {
                 if ((isset($_GET['curdirpath']) && $_GET['curdirpath'] != '/certificates') || !isset($_GET['curdirpath'])) {
-                    $modify_icons .= '&nbsp;<a href="' . api_get_self() . '?' . api_get_cidreq() . '&amp;curdirpath=' . $curdirpath . '&amp;add_as_template=' . $id .  '&amp;' . $sort_params . '">' .
-                        Display::return_icon('wizard.png', get_lang('AddAsTemplate'), array(), ICON_SIZE_SMALL) . '</a>';
+                    $modify_icons .= '&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;curdirpath='.$curdirpath.'&amp;add_as_template='.$id.'&amp;'.$sort_params.'">'.
+                        Display::return_icon('wizard.png', get_lang('AddAsTemplate'), array(), ICON_SIZE_SMALL).'</a>';
                 }
                 if (isset($_GET['curdirpath']) && $_GET['curdirpath'] == '/certificates') {//allow attach certificate to course
                     $visibility_icon_certificate = 'nocertificate';
@@ -5744,21 +5744,21 @@ 
                         $certificate = get_lang('NoDefaultCertificate');
                     }
                     if (isset($_GET['selectcat'])) {
-                        $modify_icons .= '&nbsp;<a href="' . api_get_self() . '?' . api_get_cidreq() . '&amp;curdirpath=' . $curdirpath . '&amp;selectcat=' . intval($_GET['selectcat']) . '&amp;set_certificate=' . $id . '&amp;' . $sort_params . '">';
+                        $modify_icons .= '&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;curdirpath='.$curdirpath.'&amp;selectcat='.intval($_GET['selectcat']).'&amp;set_certificate='.$id.'&amp;'.$sort_params.'">';
                         $modify_icons .= Display::return_icon($visibility_icon_certificate.'.png', $certificate);
                         $modify_icons .= '</a>';
                         if ($is_preview) {
-                            $modify_icons .= '&nbsp;<a target="_blank"  href="' . api_get_self() . '?' . api_get_cidreq() . '&amp;curdirpath=' . $curdirpath . '&amp;set_preview=' . $id . '&amp;' . $sort_params . '" >' .
-                                Display::return_icon('preview_view.png', $preview, '', ICON_SIZE_SMALL) . '</a>';
+                            $modify_icons .= '&nbsp;<a target="_blank"  href="'.api_get_self().'?'.api_get_cidreq().'&amp;curdirpath='.$curdirpath.'&amp;set_preview='.$id.'&amp;'.$sort_params.'" >'.
+                                Display::return_icon('preview_view.png', $preview, '', ICON_SIZE_SMALL).'</a>';
                         }
                     }
                 }
             } else {
-                $modify_icons .= '&nbsp;<a href="' . api_get_self() . '?' . api_get_cidreq() . '&curdirpath=' . $curdirpath . '&amp;remove_as_template=' . $id. '&amp;' . $sort_params . '">' .
-                    Display::return_icon('wizard_na.png', get_lang('RemoveAsTemplate'), '', ICON_SIZE_SMALL) . '</a>';
+                $modify_icons .= '&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&curdirpath='.$curdirpath.'&amp;remove_as_template='.$id.'&amp;'.$sort_params.'">'.
+                    Display::return_icon('wizard_na.png', get_lang('RemoveAsTemplate'), '', ICON_SIZE_SMALL).'</a>';
             }
-            $modify_icons .= '&nbsp;<a href="' . api_get_self() . '?' . api_get_cidreq() . '&action=export_to_pdf&id=' . $id . '">' .
-                Display::return_icon('pdf.png', get_lang('Export2PDF'), array(), ICON_SIZE_SMALL) . '</a>';
+            $modify_icons .= '&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&action=export_to_pdf&id='.$id.'">'.
+                Display::return_icon('pdf.png', get_lang('Export2PDF'), array(), ICON_SIZE_SMALL).'</a>';
         }
         return $modify_icons;
     }
@@ -5827,7 +5827,7 @@ 
                     // 3. inside a subfolder of the folder you want to move
                     if (($curdirpath != $folder) &&
                         ($folder != $move_file) &&
-                        (substr($folder, 0, strlen($move_file) + 1) != $move_file . '/')
+                        (substr($folder, 0, strlen($move_file) + 1) != $move_file.'/')
                     ) {
                         $path_displayed = $folder;
                         // If document title is used, we have to display titles instead of real paths...
@@ -5844,7 +5844,7 @@ 
             foreach ($folders as $folder) {
                 if (($curdirpath != $folder) &&
                     ($folder != $move_file) &&
-                    (substr($folder, 0, strlen($move_file) + 1) != $move_file . '/')
+                    (substr($folder, 0, strlen($move_file) + 1) != $move_file.'/')
                 ) {
                     // Cannot copy dir into his own subdir
                     $path_displayed = DocumentManager::get_titles_of_path($folder);
@@ -5886,10 +5886,10 @@ 
                 // If this path has soon been stored here we don't need a new query
                 $path_displayed .= $tmp_folders_titles[$tmp_path];
             } else {
-                $sql = 'SELECT title FROM ' . Database::get_course_table(TABLE_DOCUMENT) . '
-                    WHERE c_id = ' . $course_id . ' AND path LIKE BINARY "' . $tmp_path . '"';
+                $sql = 'SELECT title FROM '.Database::get_course_table(TABLE_DOCUMENT).'
+                    WHERE c_id = ' . $course_id.' AND path LIKE BINARY "'.$tmp_path.'"';
                 $rs = Database::query($sql);
-                $tmp_title = '/' . Database::result($rs, 0, 0);
+                $tmp_title = '/'.Database::result($rs, 0, 0);
                 $path_displayed .= $tmp_title;
                 $tmp_folders_titles[$tmp_path] = $tmp_title;
             }
@@ -5925,7 +5925,7 @@ 
         $clean_curdirpath = Security::remove_XSS($curdirpath);
         if ($clean_curdirpath == '/shared_folder') {
             return true;
-        } elseif ($clean_curdirpath == '/shared_folder_session_' . $current_session_id) {
+        } elseif ($clean_curdirpath == '/shared_folder_session_'.$current_session_id) {
             return true;
         } else {
             return false;
@@ -5941,7 +5941,7 @@ 
         $clean_path = Security::remove_XSS($path);
         if (strpos($clean_path, 'shared_folder/sf_user_')) {
             return true;
-        } elseif (strpos($clean_path, 'shared_folder_session_' . $current_session_id . '/sf_user_')) {
+        } elseif (strpos($clean_path, 'shared_folder_session_'.$current_session_id.'/sf_user_')) {
             return true;
         } else {
             return false;
@@ -5954,11 +5954,11 @@ 
      */
     public static function is_my_shared_folder($user_id, $path, $current_session_id)
     {
-        $clean_path = Security::remove_XSS($path) . '/';
+        $clean_path = Security::remove_XSS($path).'/';
         //for security does not remove the last slash
-        $main_user_shared_folder = '/shared_folder\/sf_user_' . $user_id . '\//';
+        $main_user_shared_folder = '/shared_folder\/sf_user_'.$user_id.'\//';
         //for security does not remove the last slash
-        $main_user_shared_folder_session = '/shared_folder_session_' . $current_session_id . '\/sf_user_' . $user_id . '\//';
+        $main_user_shared_folder_session = '/shared_folder_session_'.$current_session_id.'\/sf_user_'.$user_id.'\//';
 
         if (preg_match($main_user_shared_folder, $clean_path)) {
             return true;
@@ -6231,7 +6231,7 @@ 
                 ON (i.c_id = d.c_id)
                 WHERE
                     d.id = i.ref AND
-                    i.tool = '" . TOOL_DOCUMENT . "'
+                    i.tool = '".TOOL_DOCUMENT."'
                     $conditionSession AND
                     i.c_id = $courseId AND
                     d.c_id = $courseId ";
@@ -6239,9 +6239,9 @@ 
         $result = Database::query($sql);
         $documents = Database::store_result($result, 'ASSOC');
         if ($documents) {
-            $course_dir = $courseInfo['directory'] . '/document';
+            $course_dir = $courseInfo['directory'].'/document';
             $sys_course_path = api_get_path(SYS_COURSE_PATH);
-            $base_work_dir = $sys_course_path . $course_dir;
+            $base_work_dir = $sys_course_path.$course_dir;
 
             foreach ($documents as $document) {
                 $documentId = $document['id'];

main/tracking/lp_results_by_user.php

Indentation +102 added lines, -102 removed lines

@@ -16,34 +16,34 @@ 
 $is_allowedToTrack = $is_courseAdmin || $is_platformAdmin || $is_courseCoach || $is_sessionAdmin;
 
 if (!$is_allowedToTrack) {
-	Display :: display_header(null);
-	api_not_allowed();
-	Display :: display_footer();
+    Display :: display_header(null);
+    api_not_allowed();
+    Display :: display_footer();
 }
 
 $export_to_csv = false;
 if (isset($_GET['export'])) {
-	$export_to_csv = true;
+    $export_to_csv = true;
 }
 
 if (api_is_platform_admin() ) {
-	$global = true;
+    $global = true;
 } else {
-	$global = false;
+    $global = false;
 }
 
 if ($global) {
-	$temp_course_list = CourseManager :: get_courses_list();
-	foreach($temp_course_list  as $temp_course_item) {
-		$course_item = CourseManager ::get_course_information($temp_course_item['code']);
+    $temp_course_list = CourseManager :: get_courses_list();
+    foreach($temp_course_list  as $temp_course_item) {
+        $course_item = CourseManager ::get_course_information($temp_course_item['code']);
         $course_list[] = array(
             'code' => $course_item['code'],
             'title' => $course_item['title'],
         );
-	}
+    }
 } else {
     $current_course['code'] = $_course['id'];
-	$course_list = array($current_course);
+    $course_list = array($current_course);
 }
 
 $new_course_select = array();
@@ -54,20 +54,20 @@ 
 $form = new FormValidator('search_simple', 'POST', '', '', null, false);
 $form->addElement('select','course_code',get_lang('Course'), $new_course_select);
 if ($global) {
-	$form->addElement('hidden','view','admin');
+    $form->addElement('hidden','view','admin');
 } else {
-	//Get exam lists
+    //Get exam lists
     $course_id = api_get_course_int_id();
-	$t_quiz = Database::get_course_table(TABLE_QUIZ_TEST);
-	$sqlExercices = "SELECT quiz.title,id FROM ".$t_quiz." AS quiz
+    $t_quiz = Database::get_course_table(TABLE_QUIZ_TEST);
+    $sqlExercices = "SELECT quiz.title,id FROM ".$t_quiz." AS quiz
 	                 WHERE c_id = $course_id AND active='1'
 	                 ORDER BY quiz.title ASC";
-	$resultExercices = Database::query($sqlExercices);
-	$exercise_list[0] = get_lang('All');
-	while($a_exercices = Database::fetch_array($resultExercices)) {
-		$exercise_list[$a_exercices['id']] = $a_exercices['title'];
-	}
-	$form->addElement('select', 'exercise_id', get_lang('Exercise'), $exercise_list);
+    $resultExercices = Database::query($sqlExercices);
+    $exercise_list[0] = get_lang('All');
+    while($a_exercices = Database::fetch_array($resultExercices)) {
+        $exercise_list[$a_exercices['id']] = $a_exercices['title'];
+    }
+    $form->addElement('select', 'exercise_id', get_lang('Exercise'), $exercise_list);
 }
 
 //$form->addElement('submit','submit',get_lang('Filter'));
@@ -81,9 +81,9 @@ 
 }
 
 if (!$export_to_csv) {
-	Display :: display_header(get_lang('Reporting'));
-	echo '<div class="actions" style ="font-size:10pt;">';
-	if ($global) {
+    Display :: display_header(get_lang('Reporting'));
+    echo '<div class="actions" style ="font-size:10pt;">';
+    if ($global) {
 
         echo '<div style="float:right"> <a href="'.api_get_self().'?export=1&score='.$filter_score.'&exercise_id='.$exercise_id.'">
                 '.Display::return_icon('csv.gif').'
@@ -93,81 +93,81 @@ 
                 &nbsp;'.get_lang('Print').'</a>
                 	</div>';
 
-		$menu_items[] = '<a href="'.api_get_path(WEB_CODE_PATH).'mySpace/?view=teacher">'.get_lang('TeacherInterface').'</a>';
+        $menu_items[] = '<a href="'.api_get_path(WEB_CODE_PATH).'mySpace/?view=teacher">'.get_lang('TeacherInterface').'</a>';
         if (api_is_platform_admin()) {
-		  $menu_items[] = '<a href="'.api_get_path(WEB_CODE_PATH).'mySpace/?view=admin">'.get_lang('AdminInterface').'</a>';
+            $menu_items[] = '<a href="'.api_get_path(WEB_CODE_PATH).'mySpace/?view=admin">'.get_lang('AdminInterface').'</a>';
         } else {
             $menu_items[] = '<a href="'.api_get_path(WEB_CODE_PATH).'mySpace/?view=coach">'.get_lang('AdminInterface').'</a>';
         }
-		$menu_items[] = get_lang('ExamTracking');
-		$nb_menu_items = count($menu_items);
-		if($nb_menu_items>1) {
-			foreach($menu_items as $key=> $item) {
-				echo $item;
-				if($key!=$nb_menu_items-1) {
-					echo ' | ';
-				}
-			}
-			echo '<br />';
-		}
-	} else {
-	    echo '<a href="courseLog.php?'.api_get_cidreq().'&studentlist=true">'.get_lang('StudentsTracking').'</a>&nbsp;|
+        $menu_items[] = get_lang('ExamTracking');
+        $nb_menu_items = count($menu_items);
+        if($nb_menu_items>1) {
+            foreach($menu_items as $key=> $item) {
+                echo $item;
+                if($key!=$nb_menu_items-1) {
+                    echo ' | ';
+                }
+            }
+            echo '<br />';
+        }
+    } else {
+        echo '<a href="courseLog.php?'.api_get_cidreq().'&studentlist=true">'.get_lang('StudentsTracking').'</a>&nbsp;|
 		     <a href="courseLog.php?'.api_get_cidreq().'&studentlist=false">'.get_lang('CourseTracking').'</a>&nbsp;|&nbsp';
         echo '<a href="courseLog.php?'.api_get_cidreq().'&studentlist=resources">'.get_lang('ResourcesTracking').'</a>';
-		echo ' | '.get_lang('ExamTracking').'';
+        echo ' | '.get_lang('ExamTracking').'';
         echo '<a href="'.api_get_self().'?export=1&score='.$filter_score.'&exercise_id='.$exercise_id.'">
             '.Display::return_icon('excel.gif').'
             &nbsp;'.get_lang('ExportAsXLS').'</a><br /><br />';
 
-	}
+    }
     echo '</div>';
-	echo '<br /><br />';
-	$form->display();
+    echo '<br /><br />';
+    $form->display();
 }
 $main_result = array();
 $session_id = 0;
 $user_list = array();
 // Getting course list
 foreach ($course_list  as $current_course ) {
-	$course_info = api_get_course_info($current_course['code']);
-	$_course = $course_info;
-
-	// Getting LP list
-	$list = new LearnpathList('', $current_course['code'], $session_id);
-	$lp_list = $list->get_flat_list();
-
-	// Looping LPs
-	$lps = array();
-	foreach ($lp_list as $lp_id =>$lp) {
-		$exercise_list = Event::get_all_exercises_from_lp($lp_id, $course_info['real_id']);
-		$attempt_result = array();
-		// Looping Chamilo Exercises in LP
-		foreach ($exercise_list as $exercise) {
-			$exercise_stats = Event::get_all_exercise_event_from_lp(
-				$exercise['path'],
-				$course_info['real_id'],
-				$session_id
-			);
-			// Looping Exercise Attempts
-			foreach ($exercise_stats as $stats) {
-				$attempt_result[$exercise['id']]['users'][$stats['exe_user_id']][$stats['exe_id']] = $stats;
-				$user_list[$stats['exe_user_id']] = $stats['exe_user_id'];
-			}
-			$exercise_list_name[$exercise['id']] = $exercise['title'];
-		}
-		$lps[$lp_id] = array('lp_name' =>$lp['lp_name'], 'exercises' =>$attempt_result);
-		$lp_list_name[$lp_id] = $lp['lp_name'];
-	}
-	$main_result[$current_course['code']] = $lps;
+    $course_info = api_get_course_info($current_course['code']);
+    $_course = $course_info;
+
+    // Getting LP list
+    $list = new LearnpathList('', $current_course['code'], $session_id);
+    $lp_list = $list->get_flat_list();
+
+    // Looping LPs
+    $lps = array();
+    foreach ($lp_list as $lp_id =>$lp) {
+        $exercise_list = Event::get_all_exercises_from_lp($lp_id, $course_info['real_id']);
+        $attempt_result = array();
+        // Looping Chamilo Exercises in LP
+        foreach ($exercise_list as $exercise) {
+            $exercise_stats = Event::get_all_exercise_event_from_lp(
+                $exercise['path'],
+                $course_info['real_id'],
+                $session_id
+            );
+            // Looping Exercise Attempts
+            foreach ($exercise_stats as $stats) {
+                $attempt_result[$exercise['id']]['users'][$stats['exe_user_id']][$stats['exe_id']] = $stats;
+                $user_list[$stats['exe_user_id']] = $stats['exe_user_id'];
+            }
+            $exercise_list_name[$exercise['id']] = $exercise['title'];
+        }
+        $lps[$lp_id] = array('lp_name' =>$lp['lp_name'], 'exercises' =>$attempt_result);
+        $lp_list_name[$lp_id] = $lp['lp_name'];
+    }
+    $main_result[$current_course['code']] = $lps;
 }
 
 if (!empty($user_list)) {
     foreach($user_list as $user_id) {
         $user_data = api_get_user_info($user_id);
-		$user_list_name[$user_id] = api_get_person_name(
-			$user_data['firstname'],
-			$user_data['lastname']
-		);
+        $user_list_name[$user_id] = api_get_person_name(
+            $user_data['firstname'],
+            $user_data['lastname']
+        );
     }
 }
 $export_array =  array();
@@ -207,15 +207,15 @@ 
                         $html_result .= Display::tag('td', $result);
 
                         $html_result .= '</tr>';
-						$export_array[] = array(
-							$course_code,
-							$lp_list_name[$lp_id],
-							$exercise_list_name[$exercise_id],
-							$user_list_name[$user_id],
-							$attempt,
-							api_get_local_time($attempt_data['exe_date']),
-							$result,
-						);
+                        $export_array[] = array(
+                            $course_code,
+                            $lp_list_name[$lp_id],
+                            $exercise_list_name[$exercise_id],
+                            $user_list_name[$user_id],
+                            $attempt,
+                            api_get_local_time($attempt_data['exe_date']),
+                            $result,
+                        );
                         $attempt++;
                     }
                 }
@@ -226,30 +226,30 @@ 
 }
 
 if (!$export_to_csv) {
-	echo $html_result;
+    echo $html_result;
 }
 $filename = 'learning_path_results-'.date('Y-m-d-h:i:s').'.xls';
 if ($export_to_csv) {
     export_complete_report_csv($filename, $export_array);
-	exit;
+    exit;
 }
 
 function export_complete_report_csv($filename, $array)
 {
-	$header[] = array(
-		get_lang('Course'),
-		get_lang('LearningPath'),
-		get_lang('Exercise'),
-		get_lang('User'),
-		get_lang('Attempt'),
-		get_lang('Date'),
-		get_lang('Results'),
-	);
-	if (!empty($array)) {
-		$array = array_merge($header, $array);
-		Export :: arrayToCsv($array, $filename);
-	}
-	exit;
+    $header[] = array(
+        get_lang('Course'),
+        get_lang('LearningPath'),
+        get_lang('Exercise'),
+        get_lang('User'),
+        get_lang('Attempt'),
+        get_lang('Date'),
+        get_lang('Results'),
+    );
+    if (!empty($array)) {
+        $array = array_merge($header, $array);
+        Export :: arrayToCsv($array, $filename);
+    }
+    exit;
 
 }
 Display :: display_footer();

Spacing +16 added lines, -16 removed lines

@@ -26,7 +26,7 @@ 
 	$export_to_csv = true;
 }
 
-if (api_is_platform_admin() ) {
+if (api_is_platform_admin()) {
 	$global = true;
 } else {
 	$global = false;
@@ -34,7 +34,7 @@ 
 
 if ($global) {
 	$temp_course_list = CourseManager :: get_courses_list();
-	foreach($temp_course_list  as $temp_course_item) {
+	foreach ($temp_course_list  as $temp_course_item) {
 		$course_item = CourseManager ::get_course_information($temp_course_item['code']);
         $course_list[] = array(
             'code' => $course_item['code'],
@@ -47,14 +47,14 @@ 
 }
 
 $new_course_select = array();
-foreach($course_list as $data) {
+foreach ($course_list as $data) {
     $new_course_select[$data['code']] = $data['title'];
 }
 
 $form = new FormValidator('search_simple', 'POST', '', '', null, false);
-$form->addElement('select','course_code',get_lang('Course'), $new_course_select);
+$form->addElement('select', 'course_code', get_lang('Course'), $new_course_select);
 if ($global) {
-	$form->addElement('hidden','view','admin');
+	$form->addElement('hidden', 'view', 'admin');
 } else {
 	//Get exam lists
     $course_id = api_get_course_int_id();
@@ -64,7 +64,7 @@ 
 	                 ORDER BY quiz.title ASC";
 	$resultExercices = Database::query($sqlExercices);
 	$exercise_list[0] = get_lang('All');
-	while($a_exercices = Database::fetch_array($resultExercices)) {
+	while ($a_exercices = Database::fetch_array($resultExercices)) {
 		$exercise_list[$a_exercices['id']] = $a_exercices['title'];
 	}
 	$form->addElement('select', 'exercise_id', get_lang('Exercise'), $exercise_list);
@@ -87,7 +87,7 @@ 
 
         echo '<div style="float:right"> <a href="'.api_get_self().'?export=1&score='.$filter_score.'&exercise_id='.$exercise_id.'">
                 '.Display::return_icon('csv.gif').'
-                &nbsp;'.get_lang('ExportAsCSV').'</a>' .
+                &nbsp;'.get_lang('ExportAsCSV').'</a>'.
                 '<a href="javascript: void(0);" onclick="javascript: window.print()">
                 '.Display::return_icon('printmgr.gif').'
                 &nbsp;'.get_lang('Print').'</a>
@@ -101,10 +101,10 @@ 
         }
 		$menu_items[] = get_lang('ExamTracking');
 		$nb_menu_items = count($menu_items);
-		if($nb_menu_items>1) {
-			foreach($menu_items as $key=> $item) {
+		if ($nb_menu_items > 1) {
+			foreach ($menu_items as $key=> $item) {
 				echo $item;
-				if($key!=$nb_menu_items-1) {
+				if ($key != $nb_menu_items - 1) {
 					echo ' | ';
 				}
 			}
@@ -128,7 +128,7 @@ 
 $session_id = 0;
 $user_list = array();
 // Getting course list
-foreach ($course_list  as $current_course ) {
+foreach ($course_list  as $current_course) {
 	$course_info = api_get_course_info($current_course['code']);
 	$_course = $course_info;
 
@@ -162,7 +162,7 @@ 
 }
 
 if (!empty($user_list)) {
-    foreach($user_list as $user_id) {
+    foreach ($user_list as $user_id) {
         $user_data = api_get_user_info($user_id);
 		$user_list_name[$user_id] = api_get_person_name(
 			$user_data['firstname'],
@@ -170,7 +170,7 @@ 
 		);
     }
 }
-$export_array =  array();
+$export_array = array();
 if (!empty($main_result)) {
 
     $html_result .= '<table  class="data_table">';
@@ -193,9 +193,9 @@ 
 
             foreach ($exercises as $exercise_id => $exercise_data) {
                 $users = $exercise_data['users'];
-                foreach($users as $user_id => $attempts) {
+                foreach ($users as $user_id => $attempts) {
                     $attempt = 1;
-                    foreach($attempts as $exe_id => $attempt_data) {
+                    foreach ($attempts as $exe_id => $attempt_data) {
                         $html_result .= '<tr colspan="">';
                         $html_result .= Display::tag('td', $course_code);
                         $html_result .= Display::tag('td', $lp_list_name[$lp_id]);
@@ -222,7 +222,7 @@ 
             }
         }
     }
-    $html_result .='</table>';
+    $html_result .= '</table>';
 }
 
 if (!$export_to_csv) {

main/exercice/global_multiple_answer.class.php

Spacing +24 added lines, -24 removed lines

@@ -34,18 +34,18 @@ 
         $html = '<table class="data_table">

                 <tr>

                     <th width="10px">

-                        ' . get_lang('Number') . '

+                        ' . get_lang('Number').'

                     </th>

                     <th width="10px">

-                        ' . get_lang('True') . '

+                        ' . get_lang('True').'

                     </th>

                     <th width="50%">

-                        ' . get_lang('Answer') . '

+                        ' . get_lang('Answer').'

                     </th>';

 

-        $html .='<th>' . get_lang('Comment') . '</th>';

-        $html .='</tr>';

-        $form->addElement('label', get_lang('Answers') . '<br /> '.Display::returnIconPath('fill_field.png'), $html);

+        $html .= '<th>'.get_lang('Comment').'</th>';

+        $html .= '</tr>';

+        $form->addElement('label', get_lang('Answers').'<br /> '.Display::returnIconPath('fill_field.png'), $html);

         $defaults = array();

         $correct = 0;

         $answer = false;

@@ -77,9 +77,9 @@ 
         for ($i = 1; $i <= $nb_answers; ++$i) {

             /* si la reponse est de type objet */

             if (is_object($answer)) {

-                $defaults['answer[' . $i . ']'] = $answer->answer[$i];

-                $defaults['comment[' . $i . ']'] = $answer->comment[$i];

-                $defaults['correct[' . $i . ']'] = $answer->correct[$i];

+                $defaults['answer['.$i.']'] = $answer->answer[$i];

+                $defaults['comment['.$i.']'] = $answer->comment[$i];

+                $defaults['correct['.$i.']'] = $answer->correct[$i];

 

                 // start

                 $scoreA = $answer->weighting[$i];

@@ -101,16 +101,16 @@ 
             $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment['.$i.']');

             //$renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'weighting['.$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 . ']', null, null, 'class="checkbox"');

-            $boxes_names[] = 'correct[' . $i . ']';

+            $form->addElement('checkbox', 'correct['.$i.']', null, null, 'class="checkbox"');

+            $boxes_names[] = 'correct['.$i.']';

 

-            $form->addElement('html_editor', 'answer[' . $i . ']', null, array(), array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));

-            $form->addRule('answer[' . $i . ']', get_lang('ThisFieldIsRequired'), 'required');

+            $form->addElement('html_editor', 'answer['.$i.']', null, array(), array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));

+            $form->addRule('answer['.$i.']', get_lang('ThisFieldIsRequired'), 'required');

 

-            $form->addElement('html_editor', 'comment[' . $i . ']', null, array(), array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));

+            $form->addElement('html_editor', 'comment['.$i.']', null, array(), array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));

 

             $form->addElement('html', '</tr>');

         }

@@ -176,7 +176,7 @@ 
         // Reponses correctes

         $nbr_corrects = 0;

         for ($i = 1; $i <= $nb_answers; $i++) {

-            $goodAnswer = trim($form->getSubmitValue('correct[' . $i . ']'));

+            $goodAnswer = trim($form->getSubmitValue('correct['.$i.']'));

             if ($goodAnswer) {

                 $nbr_corrects++;

             }

@@ -195,9 +195,9 @@ 
         $test = $form->getSubmitValue('pts');

 

         for ($i = 1; $i <= $nb_answers; $i++) {

-            $answer = trim($form->getSubmitValue('answer[' . $i . ']'));

-            $comment = trim($form->getSubmitValue('comment[' . $i . ']'));

-            $goodAnswer = trim($form->getSubmitValue('correct[' . $i . ']'));

+            $answer = trim($form->getSubmitValue('answer['.$i.']'));

+            $comment = trim($form->getSubmitValue('comment['.$i.']'));

+            $goodAnswer = trim($form->getSubmitValue('correct['.$i.']'));

 

             if ($goodAnswer) {

                 $weighting = abs($answer_score);

@@ -225,12 +225,12 @@ 
         $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>

-            <th>' . get_lang("Answer") . '</th>';

-        $header .= '<th>' . get_lang("Comment") . '</th>';

+            <th>' . get_lang("Choice").'</th>

+            <th>' . get_lang("ExpectedChoice").'</th>

+            <th>' . get_lang("Answer").'</th>';

+        $header .= '<th>'.get_lang("Comment").'</th>';

         $header .= '</tr>';

 

         return $header;

main/exercice/hotspot_admin.inc.php

Spacing +49 added lines, -49 removed lines

@@ -25,7 +25,7 @@ 
 
 if ($modifyIn) {
     if ($debug > 0) {
-        echo '$modifyIn was set' . "<br />\n";
+        echo '$modifyIn was set'."<br />\n";
     }
     // if the user has chosen to modify the question only in the current exercise
     if ($modifyIn == 'thisExercise') {
@@ -64,7 +64,7 @@ 
     unset($buttonBack);
 }
 
-$hotspot_admin_url = api_get_path(WEB_CODE_PATH) . 'exercice/admin.php?' . api_get_cidreq() . '&exerciseId=' . $exerciseId;
+$hotspot_admin_url = api_get_path(WEB_CODE_PATH).'exercice/admin.php?'.api_get_cidreq().'&exerciseId='.$exerciseId;
 
 // the answer form has been submitted
 $submitAnswers = isset($_POST['submitAnswers']) ? true : false;
@@ -74,13 +74,13 @@ 
 if ($submitAnswers || $buttonBack) {
     if ($answerType == HOT_SPOT) {
         if ($debug > 0) {
-            echo '$submitAnswers or $buttonBack was set' . "<br />\n";
+            echo '$submitAnswers or $buttonBack was set'."<br />\n";
         }
 
         $questionWeighting = $nbrGoodAnswers = 0;
         for ($i = 1; $i <= $nbrAnswers; $i++) {
             if ($debug > 0) {
-                echo str_repeat('&nbsp;', 4) . '$answerType is HOT_SPOT' . "<br />\n";
+                echo str_repeat('&nbsp;', 4).'$answerType is HOT_SPOT'."<br />\n";
             }
 
             $reponse[$i] = trim($reponse[$i]);
@@ -114,7 +114,7 @@ 
         if (empty($msgErr)) {
             for ($i = 1; $i <= $nbrAnswers; $i++) {
                 if ($debug > 0) {
-                    echo str_repeat('&nbsp;', 4) . '$answerType is HOT_SPOT' . "<br />\n";
+                    echo str_repeat('&nbsp;', 4).'$answerType is HOT_SPOT'."<br />\n";
                 }
 
                 $reponse[$i] = trim($reponse[$i]);
@@ -122,7 +122,7 @@ 
                 $weighting[$i] = ($weighting[$i]); //it can be float
 
                 if ($weighting[$i]) {
-                    $questionWeighting+=$weighting[$i];
+                    $questionWeighting += $weighting[$i];
                 }
 
                 // creates answer
@@ -145,15 +145,15 @@ 
 
             $editQuestion = $questionId;
             unset($modifyAnswers);
-            echo '<script type="text/javascript">window.location.href="' . $hotspot_admin_url . '&message=ItemUpdated"</script>';
+            echo '<script type="text/javascript">window.location.href="'.$hotspot_admin_url.'&message=ItemUpdated"</script>';
         }
 
         if ($debug > 0) {
-            echo '$modifyIn was set - end' . "<br />\n";
+            echo '$modifyIn was set - end'."<br />\n";
         }
     } else {
         if ($debug > 0) {
-            echo '$submitAnswers or $buttonBack was set' . "<br />\n";
+            echo '$submitAnswers or $buttonBack was set'."<br />\n";
         }
 
         $questionWeighting = $nbrGoodAnswers = 0;
@@ -168,7 +168,7 @@ 
 
         for ($i = 1; $i <= $nbrAnswers; $i++) {
             if ($debug > 0) {
-                echo str_repeat('&nbsp;', 4) . '$answerType is HOT_SPOT' . "<br />\n";
+                echo str_repeat('&nbsp;', 4).'$answerType is HOT_SPOT'."<br />\n";
             }
 
             $reponse[$i] = trim($reponse[$i]);
@@ -193,7 +193,7 @@ 
                 $threadhold3_str = intval($threadhold3[$i]);
             }
 
-            $threadhold_total = $threadhold1_str . ';' . $threadhold2_str . ';' . $threadhold3_str;
+            $threadhold_total = $threadhold1_str.';'.$threadhold2_str.';'.$threadhold3_str;
 
             if (isset($try[$i]) && $try[$i] == 'on') {
                 $try_str = 1;
@@ -219,7 +219,7 @@ 
                 $question_str = $select_question[$i];
             }
 
-            $destination[$i] = $threadhold_total . '@@' . $try_str . '@@' . $lp_str . '@@' . $question_str . '@@' . $url_str;
+            $destination[$i] = $threadhold_total.'@@'.$try_str.'@@'.$lp_str.'@@'.$question_str.'@@'.$url_str;
 
             // checks if field is empty
             if (empty($reponse[$i]) && $reponse[$i] != '0') {
@@ -277,12 +277,12 @@ 
             $question_str = $selectQuestionNoError;
         }
 
-        $destination_noerror = $threadhold_total . '@@' . $try_str . '@@' . $lp_str . '@@' . $question_str . '@@' . $url_str;
+        $destination_noerror = $threadhold_total.'@@'.$try_str.'@@'.$lp_str.'@@'.$question_str.'@@'.$url_str;
 
         if (empty($msgErr)) {
             for ($i = 1; $i <= $nbrAnswers; $i++) {
                 if ($debug > 0) {
-                    echo str_repeat('&nbsp;', 4) . '$answerType is HOT_SPOT' . "<br />\n";
+                    echo str_repeat('&nbsp;', 4).'$answerType is HOT_SPOT'."<br />\n";
                 }
 
                 $reponse[$i] = trim($reponse[$i]);
@@ -290,7 +290,7 @@ 
                 $weighting[$i] = ($weighting[$i]); //it can be float
 
                 if ($weighting[$i]) {
-                    $questionWeighting+=$weighting[$i];
+                    $questionWeighting += $weighting[$i];
                 }
                 // creates answer
                 $objAnswer->createAnswer(
@@ -325,14 +325,14 @@ 
             $editQuestion = $questionId;
             unset($modifyAnswers);
 
-            echo '<script type="text/javascript">window.location.href="' . $hotspot_admin_url . '&message=ItemUpdated"</script>';
+            echo '<script type="text/javascript">window.location.href="'.$hotspot_admin_url.'&message=ItemUpdated"</script>';
         }
     }
 }
 
 if ($modifyAnswers) {
     if ($debug > 0) {
-        echo str_repeat('&nbsp;', 0) . '$modifyAnswers is set' . "<br />\n";
+        echo str_repeat('&nbsp;', 0).'$modifyAnswers is set'."<br />\n";
     }
 
     // construction of the Answer object
@@ -340,7 +340,7 @@ 
     Session::write('objAnswer', $objAnswer);
 
     if ($debug > 0) {
-        echo str_repeat('&nbsp;', 2) . '$answerType is HOT_SPOT' . "<br />\n";
+        echo str_repeat('&nbsp;', 2).'$answerType is HOT_SPOT'."<br />\n";
     }
 
     if ($answerType == HOT_SPOT_DELINEATION) {
@@ -521,11 +521,11 @@ 
     }
 
     if ($debug > 0) {
-        echo str_repeat('&nbsp;', 2) . '$usedInSeveralExercises is untrue' . "<br />\n";
+        echo str_repeat('&nbsp;', 2).'$usedInSeveralExercises is untrue'."<br />\n";
     }
 
     if ($debug > 0) {
-        echo str_repeat('&nbsp;', 4) . '$answerType is HOT_SPOT' . "<br />\n";
+        echo str_repeat('&nbsp;', 4).'$answerType is HOT_SPOT'."<br />\n";
     }
 
     if ($answerType == HOT_SPOT_DELINEATION) {
@@ -565,14 +565,14 @@ 
 
     Display::tag(
         'h3',
-        get_lang('Question') . ": " . $questionName . Display::return_icon('info3.gif', strip_tags(get_lang('HotspotChoose')))
+        get_lang('Question').": ".$questionName.Display::return_icon('info3.gif', strip_tags(get_lang('HotspotChoose')))
     );
 
     if (!empty($msgErr)) {
         Display::display_normal_message($msgErr); //main API
     }
 
-    $hotspot_admin_url = api_get_path(WEB_CODE_PATH) . 'exercice/admin.php?' . api_get_cidreq() . '&hotspotadmin=' . $modifyAnswers . '&exerciseId=' . $exerciseId . '&' . api_get_cidreq();
+    $hotspot_admin_url = api_get_path(WEB_CODE_PATH).'exercice/admin.php?'.api_get_cidreq().'&hotspotadmin='.$modifyAnswers.'&exerciseId='.$exerciseId.'&'.api_get_cidreq();
     ?>
     <form method="post" action="<?php echo $hotspot_admin_url; ?>" class="form-horizontal" id="frm_exercise" name="frm_exercise">
         <div class="form-group">
@@ -611,7 +611,7 @@ 
                                 <th><?php echo get_lang('Comment'); ?></th>
                                 <?php
                                 if ($answerType == HOT_SPOT_DELINEATION) {
-                                    echo '<th >' . get_lang('Scenario') . '</th>';
+                                    echo '<th >'.get_lang('Scenario').'</th>';
                                 }
                                 ?>
                                 <?php
@@ -643,36 +643,36 @@ 
                                         $isSelected = true;
                                         $selected = 'selected="selected"';
                                     }
-                                    $option_lp.='<option value="' . $id . '" ' . $selected . '>' . $details['lp_name'] . '</option>';
+                                    $option_lp .= '<option value="'.$id.'" '.$selected.'>'.$details['lp_name'].'</option>';
                                 }
 
                                 if ($isSelected) {
-                                    $option_lp = '<option value="0">' . get_lang('SelectTargetLP') . '</option>' . $option_lp;
+                                    $option_lp = '<option value="0">'.get_lang('SelectTargetLP').'</option>'.$option_lp;
                                 } else {
-                                    $option_lp = '<option value="0" selected="selected" >' . get_lang('SelectTargetLP') . '</option>' . $option_lp;
+                                    $option_lp = '<option value="0" selected="selected" >'.get_lang('SelectTargetLP').'</option>'.$option_lp;
                                 }
 
                                 // Feedback SELECT
                                 $question_list = $objExercise->selectQuestionList();
                                 $option_feed = '';
-                                $option_feed.='<option value="0">' . get_lang('SelectTargetQuestion') . '</option>';
+                                $option_feed .= '<option value="0">'.get_lang('SelectTargetQuestion').'</option>';
 
                                 foreach ($question_list as $key => $questionid) {
                                     $selected = '';
                                     $question = Question::read($questionid);
-                                    $val = 'Q' . $key . ' :' . substrwords($question->selectTitle(), ICON_SIZE_SMALL);
+                                    $val = 'Q'.$key.' :'.substrwords($question->selectTitle(), ICON_SIZE_SMALL);
 
                                     if (isset($select_question[$i]) && $questionid == $select_question[$i]) {
                                         $selected = 'selected="selected"';
                                     }
 
-                                    $option_feed.='<option value="' . $questionid . '" ' . $selected . ' >' . $val . '</option>';
+                                    $option_feed .= '<option value="'.$questionid.'" '.$selected.' >'.$val.'</option>';
                                 }
 
                                 if (isset($select_question[$i]) && $select_question[$i] == -1) {
-                                    $option_feed .= '<option value="-1" selected="selected" >' . get_lang('ExitTest') . '</option>';
+                                    $option_feed .= '<option value="-1" selected="selected" >'.get_lang('ExitTest').'</option>';
                                 } else {
-                                    $option_feed .= '<option value="-1">' . get_lang('ExitTest') . '</option>';
+                                    $option_feed .= '<option value="-1">'.get_lang('ExitTest').'</option>';
                                 }
 
                                 //-------- IF it is a delineation
@@ -688,9 +688,9 @@ 
                                             $selected2 = 'selected="selected"';
                                         if ($k == $threadhold3[$i])
                                             $selected3 = 'selected="selected"';
-                                        $option1.='<option ' . $selected1 . ' >' . $k . ' % </option>';
-                                        $option2.='<option ' . $selected2 . ' >' . $k . ' % </option>';
-                                        $option3.='<option ' . $selected3 . '>' . $k . ' %</option>';
+                                        $option1 .= '<option '.$selected1.' >'.$k.' % </option>';
+                                        $option2 .= '<option '.$selected2.' >'.$k.' % </option>';
+                                        $option3 .= '<option '.$selected3.'>'.$k.' %</option>';
                                     }
                                     ?>
                                     <tr>
@@ -734,7 +734,7 @@ 
                                                 <div class="checkbox">
                                                     <p>
                                                         <label>
-                                                            <input type="checkbox" class="checkbox" name="<?php echo 'try[' . $i; ?>]"  <?php if ($try[$i] == 1) echo'checked'; ?> />
+                                                            <input type="checkbox" class="checkbox" name="<?php echo 'try['.$i; ?>]"  <?php if ($try[$i] == 1) echo'checked'; ?> />
                                                             <?php echo get_lang('TryAgain'); ?>
                                                         </label>
                                                     </p>
@@ -787,7 +787,7 @@ 
                                                             <div class="checkbox">
                                                                 <p>
                                                                     <label>
-                                                                        <input type="checkbox" class="checkbox" name="<?php echo 'try[' . $i; ?>]" <?php if ($try[$i] == 1) echo'checked'; ?> />
+                                                                        <input type="checkbox" class="checkbox" name="<?php echo 'try['.$i; ?>]" <?php if ($try[$i] == 1) echo'checked'; ?> />
                                                                         <?php echo get_lang('TryAgain'); ?>
                                                                     </label>
                                                                 </p>
@@ -852,7 +852,7 @@ 
                                                 <div class="checkbox">
                                                     <p>
                                                         <label>
-                                                            <input type="checkbox" class="checkbox" name="<?php echo 'try[' . $i; ?>]" <?php if (isset($try[$i]) && $try[$i] == 1) echo'checked'; ?> />
+                                                            <input type="checkbox" class="checkbox" name="<?php echo 'try['.$i; ?>]" <?php if (isset($try[$i]) && $try[$i] == 1) echo'checked'; ?> />
                                                             <?php echo get_lang('TryAgain'); ?>
                                                         </label>
                                                     </p>
@@ -892,12 +892,12 @@ 
                                         <input class="form-control" type="text" name="reponse[<?php echo $i; ?>]" value="<?php echo Security::remove_XSS($responseValue); ?>" />
                                     </td>
                                     <?php
-                                    $form = new FormValidator('form_' . $i);
+                                    $form = new FormValidator('form_'.$i);
                                     $config = array(
                                         'ToolbarSet' => 'TestProposedAnswer',
                                         'cols-size' => [0, 12, 0]
                                     );
-                                    $form->addHtmlEditor('comment[' . $i . ']', null, false, false, $config);
+                                    $form->addHtmlEditor('comment['.$i.']', null, false, false, $config);
                                     $renderer = $form->defaultRenderer();
                                     $form_template = '{content}';
                                     $renderer->setFormTemplate($form_template);
@@ -906,7 +906,7 @@ 
                                         {element}';
                                     $renderer->setElementTemplate($element_template);
 
-                                    $form->setDefaults(array('comment[' . $i . ']' => $commentValue));
+                                    $form->setDefaults(array('comment['.$i.']' => $commentValue));
                                     $return = $form->return_form();
                                     ?>
                                     <td colspan="2" align="left" ><?php echo $return; ?></td>
@@ -945,36 +945,36 @@ 
                                 $selected = 'selected="selected"';
                                 $isSelected = true;
                             }
-                            $option_lp.='<option value="' . $id . '" ' . $selected . '>' . $details['lp_name'] . '</option>';
+                            $option_lp .= '<option value="'.$id.'" '.$selected.'>'.$details['lp_name'].'</option>';
                         }
 
                         if ($isSelected) {
-                            $option_lp = '<option value="0">' . get_lang('SelectTargetLP') . '</option>' . $option_lp;
+                            $option_lp = '<option value="0">'.get_lang('SelectTargetLP').'</option>'.$option_lp;
                         } else {
-                            $option_lp = '<option value="0" selected="selected" >' . get_lang('SelectTargetLP') . '</option>' . $option_lp;
+                            $option_lp = '<option value="0" selected="selected" >'.get_lang('SelectTargetLP').'</option>'.$option_lp;
                         }
 
                         // Feedback SELECT
                         $question_list = $objExercise->selectQuestionList();
                         $option_feed = '';
-                        $option_feed.='<option value="0">' . get_lang('SelectTargetQuestion') . '</option>';
+                        $option_feed .= '<option value="0">'.get_lang('SelectTargetQuestion').'</option>';
                         $details = isset($details) ? $details : null;
                         $id = isset($id) ? $id : 0;
                         $selectQuestionNoError = isset($selectQuestionNoError) ? $selectQuestionNoError : null;
                         foreach ($question_list as $key => $questionid) {
                             $selected = '';
                             $question = Question::read($questionid);
-                            $val = 'Q' . $key . ' :' . substrwords($question->selectTitle(), ICON_SIZE_SMALL);
+                            $val = 'Q'.$key.' :'.substrwords($question->selectTitle(), ICON_SIZE_SMALL);
                             $select_lp_id[$id] = $details['lp_name'];
                             if ($questionid == $selectQuestionNoError) {
                                 $selected = 'selected="selected"';
                             }
-                            $option_feed.='<option value="' . $questionid . '" ' . $selected . ' >' . $val . '</option>';
+                            $option_feed .= '<option value="'.$questionid.'" '.$selected.' >'.$val.'</option>';
                         }
                         if ($selectQuestionNoError == -1) {
-                            $option_feed.='<option value="-1" selected="selected" >' . get_lang('ExitTest') . '</option>';
+                            $option_feed .= '<option value="-1" selected="selected" >'.get_lang('ExitTest').'</option>';
                         } else {
-                            $option_feed.='<option value="-1">' . get_lang('ExitTest') . '</option>';
+                            $option_feed .= '<option value="-1">'.get_lang('ExitTest').'</option>';
                         }
 
                         if ($answerType == HOT_SPOT_DELINEATION) {
@@ -1065,6 +1065,6 @@ 
     </script>
     <?php
     if ($debug > 0) {
-        echo str_repeat('&nbsp;', 0) . '$modifyAnswers was set - end' . "<br />\n";
+        echo str_repeat('&nbsp;', 0).'$modifyAnswers was set - end'."<br />\n";
     }
 }