SitemapHandler.inc.php

<?php
 
import('lib.pkp.pages.sitemap.PKPSitemapHandler');
 
class SitemapHandler extends PKPSitemapHandler {
 
   function _createContextSitemap($request) {
      $doc = parent::_createContextSitemap($request);
      $root = $doc->documentElement;
 
      $press = $request->getPress();
      $pressId = $press->getId();
 
      // Catalog
      $root->appendChild($this->_createUrlTree($doc, $request->url($press->getPath(), 'catalog')));
 
      $submissionsIterator = Services::get('submission')->getMany(['status' => STATUS_PUBLISHED, 'contextId' => $pressId, 'count' => 1000]);
      foreach ($submissionsIterator as $submission) {
         // Book
         $root->appendChild($this->_createUrlTree($doc, $request->url($press->getPath(), 'catalog', 'view', array($submission->getBestId()))));
         // Files
         // Get publication formats
         $publicationFormats = DAORegistry::getDAO('PublicationFormatDAO')->getApprovedByPublicationId($submission->getCurrentPublication()->getId())->toArray();
         foreach ($publicationFormats as $format) {
            // Consider only available publication formats
            if ($format->getIsAvailable()) {
               // Consider only available publication format files
               $submissionDao = DAORegistry::getDAO('SubmissionDAO'); /* @var $submissionDao SubmissionDAO */
               $availableFiles = array_filter(
                  $submissionDao->getLatestRevisionsByAssocId(ASSOC_TYPE_PUBLICATION_FORMAT, $format->getId(), $submission->getId()),
                  function($a) {
                     return $a->getDirectSalesPrice() !== null;
                  }
               );
               foreach ($availableFiles as $file) {
                  $root->appendChild($this->_createUrlTree($doc, $request->url($press->getPath(), 'catalog', 'view', array($submission->getBestId(), $format->getBestId(), $file->getBestId()))));
               }
            }
         }
      }
 
      // New releases
      $root->appendChild($this->_createUrlTree($doc, $request->url($press->getPath(), 'catalog', 'newReleases')));
      // Browse by series
      $seriesDao = DAORegistry::getDAO('SeriesDAO'); /* @var $seriesDao SeriesDAO */
      $seriesResult = $seriesDao->getByPressId($pressId);
      while ($series = $seriesResult->next()) {
         $root->appendChild($this->_createUrlTree($doc, $request->url($press->getPath(), 'catalog', 'series', $series->getPath())));
      }
      // Browse by categories
      $categoryDao = DAORegistry::getDAO('CategoryDAO'); /* @var $categoryDao CategoryDAO */
      $categoriesResult = $categoryDao->getByContextId($pressId);
      while ($category = $categoriesResult->next()) {
         $root->appendChild($this->_createUrlTree($doc, $request->url($press->getPath(), 'catalog', 'category', $category->getPath())));
      }
 
      $doc->appendChild($root);
 
      // Enable plugins to change the sitemap
      HookRegistry::call('SitemapHandler::createPressSitemap', array(&$doc));
 
      return $doc;
   }
 
}