controllers/grid/files/LibraryFileGridCellProvider.inc.php

<?php

import('lib.pkp.classes.controllers.grid.GridCellProvider');

class LibraryFileGridCellProvider extends GridCellProvider {
   function LibraryFileGridCellProvider() {
      parent::GridCellProvider();
   }

   function getTemplateVarsFromRowColumn(&$row, $column) {
      $element =& $row->getData();
      $columnId = $column->getId();
      assert(is_a($element, 'DataObject') && !empty($columnId));
      switch ($columnId) {
         case 'files':
            // handled by our link action.
            return array('label' => '');
      }
   }

   function getCellActions(&$request, &$row, &$column, $position = GRID_ACTION_POSITION_DEFAULT) {

      $columnId = $column->getId();
      $element =& $row->getData();

      $cellActions = array();

      switch ($columnId) {
         case 'files':
            assert(is_a($element, 'LibraryFile'));
            // Create the cell action to download a file.
            import('controllers.api.file.linkAction.DownloadLibraryFileLinkAction');
            $cellActions[] = new DownloadLibraryFileLinkAction($request, $element);
      }

      return $cellActions;
   }
}


?>