original_string: public function process_envelope($recipient, $sender) {
          // Process the recipient address to retrieve the handler data.
          $this->process($recipient);
  
          // Validate the retrieved data against the e-mail address of the originator.
          $this->status = $this->validate($sender);
  
          return $this->status;
      }
code: public function process_envelope($recipient, $sender) {
          // Process the recipient address to retrieve the handler data.
          $this->process($recipient);
  
          // Validate the retrieved data against the e-mail address of the originator.
          $this->status = $this->validate($sender);
  
          return $this->status;
      }
code_tokens: public function process_envelope ( $ recipient , $ sender ) { // Process the recipient address to retrieve the handler data. $ this -> process ( $ recipient ) ; // Validate the retrieved data against the e-mail address of the originator. $ this -> status = $ this -> validate ( $ sender ) ; return $ this -> status ; }
docstring: Process the message recipient, load the handler, and then validate
  the sender with the associated data record.
  
  @param string $recipient The recipient of the message
  @param string $sender The sender of the message
docstring_tokens: Process the message recipient load the handler and then validate the sender with the associated data record .