pages/gateway/GatewayHandler.inc.php

<?php

// $Id: GatewayHandler.inc.php,v 1.13 2008/07/01 01:16:12 asmecher Exp $


class GatewayHandler extends Handler {

   function index() {
      Request::redirect(null, 'index');
   }

   function lockss() {
      parent::validate();

      $journal = &Request::getJournal();
      $templateMgr = &TemplateManager::getManager();

      if ($journal != null) {
         if (!$journal->getSetting('enableLockss')) {
            Request::redirect(null, 'index');
         }

         $year = Request::getUserVar('year');

         $issueDao = &DAORegistry::getDAO('IssueDAO');

         // FIXME Should probably go in IssueDAO or a subclass
         if (isset($year)) {
            $year = (int)$year;
            $result = &$issueDao->retrieve(
               'SELECT * FROM issues WHERE journal_id = ? AND year = ? AND published = 1 ORDER BY current DESC, year ASC, volume ASC, number ASC',
               array($journal->getJournalId(), $year)
            );
            if ($result->RecordCount() == 0) {
               unset($year);
            }
         }

         if (!isset($year)) {
            $showInfo = true;
            $result = &$issueDao->retrieve(
               'SELECT MAX(year) FROM issues WHERE journal_id = ? AND published = 1',
               $journal->getJournalId()
            );
            list($year) = $result->fields;
            $result = &$issueDao->retrieve(
               'SELECT * FROM issues WHERE journal_id = ? AND year = ? AND published = 1 ORDER BY current DESC, year ASC, volume ASC, number ASC',
               array($journal->getJournalId(), $year)
            );
         } else {
            $showInfo = false;
         }

         $issues = &new DAOResultFactory($result, $issueDao, '_returnIssueFromRow');

         $prevYear = null;
         $nextYear = null;
         if (isset($year)) {
            $result = &$issueDao->retrieve(
               'SELECT MAX(year) FROM issues WHERE journal_id = ? AND published = 1 AND year < ?',
               array($journal->getJournalId(), $year)
            );
            list($prevYear) = $result->fields;

            $result = &$issueDao->retrieve(
               'SELECT MIN(year) FROM issues WHERE journal_id = ? AND published = 1 AND year > ?',
               array($journal->getJournalId(), $year)
            );
            list($nextYear) = $result->fields;
         }

         $templateMgr->assign_by_ref('journal', $journal);
         $templateMgr->assign_by_ref('issues', $issues);
         $templateMgr->assign('year', $year);
         $templateMgr->assign('prevYear', $prevYear);
         $templateMgr->assign('nextYear', $nextYear);
         $templateMgr->assign('showInfo', $showInfo);

         $locales =& $journal->getSupportedLocaleNames();
         if (!isset($locales) || empty($locales)) {
            $localeNames = &Locale::getAllLocales();
            $primaryLocale = Locale::getPrimaryLocale();
            $locales = array($primaryLocale => $localeNames[$primaryLocale]);
         }
         $templateMgr->assign_by_ref('locales', $locales);

      } else {
         $journalDao = &DAORegistry::getDAO('JournalDAO');
         $journals = &$journalDao->getEnabledJournals();
         $templateMgr->assign_by_ref('journals', $journals);
      }

      $templateMgr->display('gateway/lockss.tpl');
   }

   function plugin($args) {
      parent::validate();
      $pluginName = array_shift($args);

      $plugins =& PluginRegistry::loadCategory('gateways');
      if (isset($pluginName) && isset($plugins[$pluginName])) {
         $plugin =& $plugins[$pluginName];
         if (!$plugin->fetch($args)) {
            Request::redirect(null, 'index');
         }
      }
      else Request::redirect(null, 'index');
   }
}

?>

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