diff --git a/mod/wiki/parser/parser.php b/mod/wiki/parser/parser.php
index 9616e3b19f5..4fefa00b442 100644
--- a/mod/wiki/parser/parser.php
+++ b/mod/wiki/parser/parser.php
@@ -38,17 +38,17 @@ class wiki_parser_proxy {
             return false;
         }
     }
-    
+
     public static function get_section(&$string, $type, $section, $all_content = false) {
         if(self::create_parser_instance($type)) {
             $content = self::$parsers[$type]->get_section($section, $string, true);
-            
+
             if($all_content) {
-            	return $content;
+                return $content;
             }
             else {
-            	return is_array($content) ? $content[1] : null;
-        	}
+                return is_array($content) ? $content[1] : null;
+            }
         }
         else {
             return false;
@@ -84,17 +84,17 @@ abstract class generic_parser {
     private $rulestack = array();
 
     protected $parser_status = 'Before';
-    
+
     /**
      * Dynamic return values
      */
-     
+
     protected $returnvalues = array();
 
     private $nowikiindex = array();
 
     protected $nowikitoken = "%!";
-    
+
     public function __construct() {}
 
     /**
@@ -115,7 +115,7 @@ abstract class generic_parser {
         if(method_exists($this, 'before_parsing')) {
             $this->before_parsing();
         }
-        
+
         $this->parser_status = 'Parsing';
 
         foreach($this->blockrules as $name => $block) {
@@ -129,7 +129,7 @@ abstract class generic_parser {
         if(method_exists($this, 'after_parsing')) {
             $this->after_parsing();
         }
-        
+
         return array('parsed_text' => $this->string) + $this->returnvalues;
     }
 
@@ -220,7 +220,7 @@ abstract class generic_parser {
             else {
                 $replace = parser_utils::h($rule['tag'], "$1");
             }
-            
+
             $text = preg_replace($rule['expression'], $replace, $text);
         }
     }
@@ -277,5 +277,5 @@ abstract class generic_parser {
          }
 
          return false;
-     }     
+     }
 }