LibraryFileGridCellProvider.inc.php

<?php
 
import('lib.pkp.classes.controllers.grid.GridCellProvider');
 
class LibraryFileGridCellProvider extends 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, $position = GRID_ACTION_POSITION_DEFAULT) {
      switch ($column->getId()) {
         case 'files':
            $element = $row->getData();
            assert(is_a($element, 'LibraryFile'));
            // Create the cell action to download a file.
            import('lib.pkp.controllers.api.file.linkAction.DownloadLibraryFileLinkAction');
            return array(new DownloadLibraryFileLinkAction($request, $element));
      }
      return parent::getCellActions($request, $row, $column, $position);
   }
}