PLNHandler.inc.php

<?php
 
import('classes.handler.Handler');
class PLNHandler extends Handler {
   public function index($args, $request) {
      $request->redirect(null, 'index');
   }
 
   public function authorize($request, &$args, $roleAssignments) {
      import('lib.pkp.classes.security.authorization.ContextRequiredPolicy');
      $this->addPolicy(new ContextRequiredPolicy($request));
 
      return parent::authorize($request, $args, $roleAssignments);
   }
 
   public function deposits($args, $request) {
      $journal = $request->getJournal();
      $depositDao = DAORegistry::getDAO('DepositDAO');
      $fileManager = new FileManager();
      $dispatcher = $request->getDispatcher();
 
      $depositUuid = (!isset($args[0]) || empty($args[0])) ? null : $args[0];
 
      // sanitize the input
      if (!preg_match('/^[[:xdigit:]]{8}-[[:xdigit:]]{4}-[[:xdigit:]]{4}-[[:xdigit:]]{4}-[[:xdigit:]]{12}$/',$depositUuid)) {
         error_log(__('plugins.generic.pln.error.handler.uuid.invalid'));
         $dispatcher->handle404();
         return false;
      }
 
      $deposit = $depositDao->getByUUID($journal->getId(), $depositUuid);
 
      if (!$deposit) {
         error_log(__('plugins.generic.pln.error.handler.uuid.notfound'));
         $dispatcher->handle404();
         return false;
      }
 
      $depositPackage = new DepositPackage($deposit, null);
      $depositBag = $depositPackage->getPackageFilePath();
 
      if (!$fileManager->fileExists($depositBag)) {
         error_log('plugins.generic.pln.error.handler.file.notfound');
         $dispatcher->handle404();
         return false;
      }
 
      return $fileManager->downloadByPath($depositBag, PKPString::mime_content_type($depositBag), true);
   }
 
   public function status($args, $request) {
      $router = $request->getRouter();
      $plnPlugin = PluginRegistry::getPlugin('generic', PLN_PLUGIN_NAME);
      $templateMgr = TemplateManager::getManager();
      $templateMgr->assign('pageHierarchy', array(array($router->url($request, null, 'about'), 'about.aboutTheJournal')));
      $templateMgr->display($plnPlugin->getTemplatePath() . DIRECTORY_SEPARATOR . 'status.tpl');
   }
 
   //
   // Protected helper methods
   //
   protected function _getPlugin() {
      return PluginRegistry::getPlugin('generic', PLN_PLUGIN_NAME);
   }
}