PreprintsHandler.inc.php

<?php
 
import('classes.handler.Handler');
 
class PreprintsHandler extends Handler {
 
   function authorize($request, &$args, $roleAssignments) {
      import('lib.pkp.classes.security.authorization.ContextRequiredPolicy');
      $this->addPolicy(new ContextRequiredPolicy($request));
 
      import('classes.security.authorization.OpsServerMustPublishPolicy');
      $this->addPolicy(new OpsServerMustPublishPolicy($request));
 
      return parent::authorize($request, $args, $roleAssignments);
   }
 
   function index($args, $request) {
      $this->setupTemplate($request);
      $page = isset($args[0]) ? (int) $args[0] : 1;
      $templateMgr = TemplateManager::getManager($request);
      $context = $request->getContext();
 
      // OPS: sections
      $sectionDao = DAORegistry::getDAO('SectionDAO'); /* @var $sectionDao SectionDAO */
      $sections = $sectionDao->getByContextId($context->getId());
 
      // OPS: categories
      $categoryDao = DAORegistry::getDAO('CategoryDAO'); /* @var $categoryDao CategoryDAO */
      $categories = $categoryDao->getByContextId($context->getId());
 
      $count = $context->getData('itemsPerPage') ? $context->getData('itemsPerPage') : Config::getVar('interface', 'items_per_page');
      $offset = $page > 1 ? ($page - 1) * $count : 0;
 
      import('classes.submission.Submission');
      $submissionService = Services::get('submission');
      $params = array(
         'contextId' => $context->getId(),
         'count' => $count,
         'offset' => $offset,
         'status' => STATUS_PUBLISHED,
      );
      $publishedSubmissions = $submissionService->getMany($params);
      $total = $submissionService->getMax($params);
 
      $showingStart = $offset + 1;
      $showingEnd = min($offset + $count, $offset + count($publishedSubmissions));
      $nextPage = $total > $showingEnd ? $page + 1 : null;
      $prevPage = $showingStart > 1 ? $page - 1 : null;
 
      $templateMgr->assign(array(
         'sections' => $sections,
         'categories' => $categories,
         'publishedSubmissions' => $publishedSubmissions,
         'pubIdPlugins' => PluginRegistry::loadCategory('pubIds', true),
         'showingStart' => $showingStart,
         'showingEnd' => $showingEnd,
         'total' => $total,
         'nextPage' => $nextPage,
         'prevPage' => $prevPage,
      ));
 
      $templateMgr->display('frontend/pages/preprints.tpl');
   }
 
   function setupTemplate($request) {
      parent::setupTemplate($request);
      AppLocale::requireComponents(LOCALE_COMPONENT_PKP_READER, LOCALE_COMPONENT_APP_EDITOR);
   }
 
 
}