Feature #5397 - A sample of code cleaning.

main/auth/course_description.php

@@ -15,12 +15,13 @@
 		INIT SECTION
 ==============================================================================
 */
-	// name of the language file that needs to be included
+
+// Name of the language file that needs to be included.
 $language_file = array ('course_description');
 
 require_once '../inc/global.inc.php';
 require_once api_get_path(LIBRARY_PATH).'course.lib.php';
-	include_once('../inc/reduced_header.inc.php');
+require_once api_get_path(INCLUDE_PATH).'reduced_header.inc.php' ;
 
 /*
 ==============================================================================
@@ -29,9 +30,8 @@
 */
 
 function show_course_description() {
-		global $charset;
 
-		// get the name of the database course
+	// Get the name of the database course.
 	$database_course = CourseManager::get_name_database_course($_GET['code']);
 	$tbl_course_description = Database::get_course_table(TABLE_COURSE_DESCRIPTION, $database_course);
 
@@ -41,11 +41,8 @@
 		$descriptions[$description->id] = $description;
 	}
 
-		// function that displays the details of the course description in html
-		$course_description_html = CourseManager::get_details_course_description_html($descriptions, $charset, false);
-		return $course_description_html;
+	// Function that displays the details of the course description in html.
+	return CourseManager::get_details_course_description_html($descriptions, api_get_system_encoding(), false);
 }
 
 echo show_course_description();
-
-?>