DownloadLibraryFileLinkAction.inc.php

<?php
import('lib.pkp.classes.linkAction.LinkAction');
 
class DownloadLibraryFileLinkAction extends LinkAction {
 
   function __construct($request, $libraryFile) {
      // Instantiate the redirect action request.
      $router = $request->getRouter();
      import('lib.pkp.classes.linkAction.request.PostAndRedirectAction');
      $redirectRequest = new PostAndRedirectAction(
         $router->url(
            $request, null, 'api.file.FileApiHandler', 'enableLinkAction',
            null, $this->getActionArgs($libraryFile)),
         $router->url(
            $request, null, 'api.file.FileApiHandler', 'downloadLibraryFile',
            null, $this->getActionArgs($libraryFile))
      );
 
      // Configure the file link action.
      parent::__construct(
         'downloadFile', $redirectRequest, htmlspecialchars($libraryFile->getLocalizedName()),
         $libraryFile->getDocumentType()
      );
   }
 
   function getActionArgs(&$libraryFile) {
      assert(is_a($libraryFile, 'LibraryFile'));
 
      // Create the action arguments array.
      $args = array('libraryFileId' => $libraryFile->getId());
 
      if ($libraryFile->getSubmissionId()) {
         $args['submissionId'] = $libraryFile->getSubmissionId();
      }
 
      return $args;
   }
}