pages/admin/AdminFunctionsHandler.inc.php

<?php

// $Id: AdminFunctionsHandler.inc.php,v 1.16 2008/07/01 01:16:12 asmecher Exp $


import('site.Version');
import('site.VersionDAO');
import('site.VersionCheck');

class AdminFunctionsHandler extends AdminHandler {

   function systemInfo() {
      parent::validate();
      parent::setupTemplate(true);

      $configData = &Config::getData();

      $dbconn = &DBConnection::getConn();
      $dbServerInfo = $dbconn->ServerInfo();

      $versionDao = &DAORegistry::getDAO('VersionDAO');
      $currentVersion = &$versionDao->getCurrentVersion();
      $versionHistory = &$versionDao->getVersionHistory();

      $serverInfo = array(
         'admin.server.platform' => Core::serverPHPOS(),
         'admin.server.phpVersion' => Core::serverPHPVersion(),
         'admin.server.apacheVersion' => (function_exists('apache_get_version') ? apache_get_version() : Locale::translate('common.notAvailable')),
         'admin.server.dbDriver' => Config::getVar('database', 'driver'),
         'admin.server.dbVersion' => (empty($dbServerInfo['description']) ? $dbServerInfo['version'] : $dbServerInfo['description'])
      );

      $templateMgr = &TemplateManager::getManager();
      $templateMgr->assign_by_ref('currentVersion', $currentVersion);
      $templateMgr->assign_by_ref('versionHistory', $versionHistory);
      $templateMgr->assign_by_ref('configData', $configData);
      $templateMgr->assign_by_ref('serverInfo', $serverInfo);
      if (Request::getUserVar('versionCheck')) {
         $latestVersionInfo = &VersionCheck::getLatestVersion();
         $latestVersionInfo['patch'] = VersionCheck::getPatch($latestVersionInfo);
         $templateMgr->assign_by_ref('latestVersionInfo', $latestVersionInfo);
      }
      $templateMgr->assign('helpTopicId', 'site.administrativeFunctions');
      $templateMgr->display('admin/systemInfo.tpl');
   }

   function editSystemConfig() {
      parent::validate();
      parent::setupTemplate(true);

      $templateMgr = &TemplateManager::getManager();
      $templateMgr->append('pageHierarchy', array(Request::url(null, 'admin', 'systemInfo'), 'admin.systemInformation'));

      $configData = &Config::getData();

      $templateMgr = &TemplateManager::getManager();
      $templateMgr->assign_by_ref('configData', $configData);
      $templateMgr->assign('helpTopicId', 'site.administrativeFunctions');
      $templateMgr->display('admin/systemConfig.tpl');
   }

   function saveSystemConfig() {
      parent::validate();
      parent::setupTemplate(true);

      $configData = &Config::getData();

      // Update configuration based on user-supplied data
      foreach ($configData as $sectionName => $sectionData) {
         $newData = Request::getUserVar($sectionName);
         foreach ($sectionData as $settingName => $settingValue) {
            if (isset($newData[$settingName])) {
               $newValue = $newData[$settingName];
               if (strtolower($newValue) == "true" || strtolower($newValue) == "on") {
                  $newValue = "On";
               } else if (strtolower($newValue) == "false" || strtolower($newValue) == "off") {
                  $newValue = "Off";
               }
               $configData[$sectionName][$settingName] = $newValue;
            }
         }
      }

      $templateMgr = &TemplateManager::getManager();

      // Update contents of configuration file
      $configParser = &new ConfigParser();
      if (!$configParser->updateConfig(Config::getConfigFileName(), $configData)) {
         // Error reading config file (this should never happen)
         $templateMgr->assign('errorMsg', 'admin.systemConfigFileReadError');
         $templateMgr->assign('backLink', Request::url(null, null, 'systemInfo'));
         $templateMgr->assign('backLinkLabel', 'admin.systemInformation');
         $templateMgr->display('common/error.tpl');

      } else {
         $writeConfigFailed = false;
         $displayConfigContents = Request::getUserVar('display') == null ? false : true;
         $configFileContents = $configParser->getFileContents();

         if (!$displayConfigContents) {
            if (!$configParser->writeConfig(Config::getConfigFileName())) {
               $writeConfigFailed = true;
            }
         }

         // Display confirmation
         $templateMgr->assign('writeConfigFailed', $writeConfigFailed);
         $templateMgr->assign('displayConfigContents', $displayConfigContents);
         $templateMgr->assign('configFileContents', $configFileContents);
         $templateMgr->assign('helpTopicId', 'site.administrativeFunctions');
         $templateMgr->display('admin/systemConfigUpdated.tpl');
      }
   }

   function phpinfo() {
      parent::validate();
      phpinfo();
   }

   function expireSessions() {
      parent::validate();
      $sessionDao = &DAORegistry::getDAO('SessionDAO');
      $sessionDao->deleteAllSessions();
      Request::redirect(null, 'admin');
   }

   function clearTemplateCache() {
      parent::validate();
      $templateMgr = &TemplateManager::getManager();
      $templateMgr->clearTemplateCache();
      Request::redirect(null, 'admin');
   }

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

      // Clear the CacheManager's caches
      import('cache.CacheManager');
      $cacheManager =& CacheManager::getManager();
      $cacheManager->flush();

      // Clear ADODB's cache
      $userDao =& DAORegistry::getDAO('UserDAO'); // As good as any
      $userDao->flushCache();

      Request::redirect(null, 'admin');
   }
}

?>

---