plugins/blocks/languageToggle/LanguageToggleBlockPlugin.inc.php

<?php

import('lib.pkp.classes.plugins.BlockPlugin');

class LanguageToggleBlockPlugin extends BlockPlugin {
   function getEnabled() {
      if (!Config::getVar('general', 'installed')) return true;
      return parent::getEnabled();
   }

   function getInstallSitePluginSettingsFile() {
      return $this->getPluginPath() . '/settings.xml';
   }

   function getContextSpecificPluginSettingsFile() {
      return $this->getPluginPath() . '/settings.xml';
   }

   function getBlockContext() {
      if (!Config::getVar('general', 'installed')) return BLOCK_CONTEXT_LEFT_SIDEBAR;
      return parent::getBlockContext();
   }

   function getSeq() {
      if (!Config::getVar('general', 'installed')) return 2;
      return parent::getSeq();
   }

   function getDisplayName() {
      return __('plugins.block.languageToggle.displayName');
   }

   function getDescription() {
      return __('plugins.block.languageToggle.description');
   }

   function getContents(&$templateMgr) {
      if (!defined('SESSION_DISABLE_INIT')) {
         $press =& Request::getPress();
         if (isset($press)) {
            $locales =& $press->getSupportedLocaleNames();

         } else {
            $site =& Request::getSite();
            $locales =& $site->getSupportedLocaleNames();
         }
      } else {
         $locales =& AppLocale::getAllLocales();
         $templateMgr->assign('languageToggleNoUser', true);
      }

      if (isset($locales) && count($locales) > 1) {
         $templateMgr->assign('enableLanguageToggle', true);
         $templateMgr->assign('languageToggleLocales', $locales);
      }

      return parent::getContents($templateMgr);
   }
}

?>