original_string: public function unset_hidden(string $id_imess, string $id_user){
      $cfg =& $this->class_cfg;
      if ( !empty($id_imess) && !empty($id_user) ){
        return !!$this->db->update_ignore($cfg['tables']['users'], [
          $cfg['arch']['users']['id_imessage'] => $id_imess,
          $cfg['arch']['users']['id_user'] => $id_user,
          $cfg['arch']['users']['hidden'] => 0,
          $cfg['arch']['users']['moment'] => date('Y-m-d H:i:s'),
        ], [
          $cfg['arch']['users']['id_imessage'] => $id_imess,
          $cfg['arch']['users']['id_user'] => $id_user
        ]);
      }
      return false;
    }
code: public function unset_hidden(string $id_imess, string $id_user){
      $cfg =& $this->class_cfg;
      if ( !empty($id_imess) && !empty($id_user) ){
        return !!$this->db->update_ignore($cfg['tables']['users'], [
          $cfg['arch']['users']['id_imessage'] => $id_imess,
          $cfg['arch']['users']['id_user'] => $id_user,
          $cfg['arch']['users']['hidden'] => 0,
          $cfg['arch']['users']['moment'] => date('Y-m-d H:i:s'),
        ], [
          $cfg['arch']['users']['id_imessage'] => $id_imess,
          $cfg['arch']['users']['id_user'] => $id_user
        ]);
      }
      return false;
    }
code_tokens: public function unset_hidden ( string $ id_imess , string $ id_user ) { $ cfg = & $ this -> class_cfg ; if ( ! empty ( $ id_imess ) && ! empty ( $ id_user ) ) { return ! ! $ this -> db -> update_ignore ( $ cfg [ 'tables' ] [ 'users' ] , [ $ cfg [ 'arch' ] [ 'users' ] [ 'id_imessage' ] => $ id_imess , $ cfg [ 'arch' ] [ 'users' ] [ 'id_user' ] => $ id_user , $ cfg [ 'arch' ] [ 'users' ] [ 'hidden' ] => 0 , $ cfg [ 'arch' ] [ 'users' ] [ 'moment' ] => date ( 'Y-m-d H:i:s' ) , ] , [ $ cfg [ 'arch' ] [ 'users' ] [ 'id_imessage' ] => $ id_imess , $ cfg [ 'arch' ] [ 'users' ] [ 'id_user' ] => $ id_user ] ) ; } return false ; }
docstring: Sets an user's internal message as not visible
  
  @param string $id_imess
  @param string $id_user
  @return bool
docstring_tokens: Sets an user s internal message as not visible