original_string: public function page_after_submit() {
          global $CFG;
          require_once($CFG->libdir . '/filelib.php');
  
          $pageaftersubmit = $this->get_feedback()->page_after_submit;
          if (empty($pageaftersubmit)) {
              return null;
          }
          $pageaftersubmitformat = $this->get_feedback()->page_after_submitformat;
  
          $context = context_module::instance($this->get_cm()->id);
          $output = file_rewrite_pluginfile_urls($pageaftersubmit,
                  'pluginfile.php', $context->id, 'mod_feedback', 'page_after_submit', 0);
  
          return format_text($output, $pageaftersubmitformat, array('overflowdiv' => true));
      }
code: public function page_after_submit() {
          global $CFG;
          require_once($CFG->libdir . '/filelib.php');
  
          $pageaftersubmit = $this->get_feedback()->page_after_submit;
          if (empty($pageaftersubmit)) {
              return null;
          }
          $pageaftersubmitformat = $this->get_feedback()->page_after_submitformat;
  
          $context = context_module::instance($this->get_cm()->id);
          $output = file_rewrite_pluginfile_urls($pageaftersubmit,
                  'pluginfile.php', $context->id, 'mod_feedback', 'page_after_submit', 0);
  
          return format_text($output, $pageaftersubmitformat, array('overflowdiv' => true));
      }
code_tokens: public function page_after_submit ( ) { global $ CFG ; require_once ( $ CFG -> libdir . '/filelib.php' ) ; $ pageaftersubmit = $ this -> get_feedback ( ) -> page_after_submit ; if ( empty ( $ pageaftersubmit ) ) { return null ; } $ pageaftersubmitformat = $ this -> get_feedback ( ) -> page_after_submitformat ; $ context = context_module :: instance ( $ this -> get_cm ( ) -> id ) ; $ output = file_rewrite_pluginfile_urls ( $ pageaftersubmit , 'pluginfile.php' , $ context -> id , 'mod_feedback' , 'page_after_submit' , 0 ) ; return format_text ( $ output , $ pageaftersubmitformat , array ( 'overflowdiv' => true ) ) ; }
docstring: Returns the formatted text of the page after submit or null if it is not set
  
  @return string|null
docstring_tokens: Returns the formatted text of the page after submit or null if it is not set