original_string: function get_new_filename($elname=null) {
          global $USER;
  
          if (!$this->is_submitted() or !$this->is_validated()) {
              return false;
          }
  
          if (is_null($elname)) {
              if (empty($_FILES)) {
                  return false;
              }
              reset($_FILES);
              $elname = key($_FILES);
          }
  
          if (empty($elname)) {
              return false;
          }
  
          $element = $this->_form->getElement($elname);
  
          if ($element instanceof MoodleQuickForm_filepicker || $element instanceof MoodleQuickForm_filemanager) {
              $values = $this->_form->exportValues($elname);
              if (empty($values[$elname])) {
                  return false;
              }
              $draftid = $values[$elname];
              $fs = get_file_storage();
              $context = context_user::instance($USER->id);
              if (!$files = $fs->get_area_files($context->id, 'user', 'draft', $draftid, 'id DESC', false)) {
                  return false;
              }
              $file = reset($files);
              return $file->get_filename();
          }
  
          if (!isset($_FILES[$elname])) {
              return false;
          }
  
          return $_FILES[$elname]['name'];
      }
code: function get_new_filename($elname=null) {
          global $USER;
  
          if (!$this->is_submitted() or !$this->is_validated()) {
              return false;
          }
  
          if (is_null($elname)) {
              if (empty($_FILES)) {
                  return false;
              }
              reset($_FILES);
              $elname = key($_FILES);
          }
  
          if (empty($elname)) {
              return false;
          }
  
          $element = $this->_form->getElement($elname);
  
          if ($element instanceof MoodleQuickForm_filepicker || $element instanceof MoodleQuickForm_filemanager) {
              $values = $this->_form->exportValues($elname);
              if (empty($values[$elname])) {
                  return false;
              }
              $draftid = $values[$elname];
              $fs = get_file_storage();
              $context = context_user::instance($USER->id);
              if (!$files = $fs->get_area_files($context->id, 'user', 'draft', $draftid, 'id DESC', false)) {
                  return false;
              }
              $file = reset($files);
              return $file->get_filename();
          }
  
          if (!isset($_FILES[$elname])) {
              return false;
          }
  
          return $_FILES[$elname]['name'];
      }
code_tokens: function get_new_filename ( $ elname = null ) { global $ USER ; if ( ! $ this -> is_submitted ( ) or ! $ this -> is_validated ( ) ) { return false ; } if ( is_null ( $ elname ) ) { if ( empty ( $ _FILES ) ) { return false ; } reset ( $ _FILES ) ; $ elname = key ( $ _FILES ) ; } if ( empty ( $ elname ) ) { return false ; } $ element = $ this -> _form -> getElement ( $ elname ) ; if ( $ element instanceof MoodleQuickForm_filepicker || $ element instanceof MoodleQuickForm_filemanager ) { $ values = $ this -> _form -> exportValues ( $ elname ) ; if ( empty ( $ values [ $ elname ] ) ) { return false ; } $ draftid = $ values [ $ elname ] ; $ fs = get_file_storage ( ) ; $ context = context_user :: instance ( $ USER -> id ) ; if ( ! $ files = $ fs -> get_area_files ( $ context -> id , 'user' , 'draft' , $ draftid , 'id DESC' , false ) ) { return false ; } $ file = reset ( $ files ) ; return $ file -> get_filename ( ) ; } if ( ! isset ( $ _FILES [ $ elname ] ) ) { return false ; } return $ _FILES [ $ elname ] [ 'name' ] ; }
docstring: Returns name of uploaded file.
  
  @param string $elname first element if null
  @return string|bool false in case of failure, string if ok
docstring_tokens: Returns name of uploaded file .