pages/admin/index.php

<?php

switch ($op) {
   //
   // Site setup
   //
   case 'siteSetup':
   case 'saveSettings':
      define('HANDLER_CLASS', 'AdminSettingsHandler');
      import('pages.admin.AdminSettingsHandler');
      break;
   //
   // Press Management
   //
   case 'presses':
      import('pages.admin.AdminPressHandler');
      define('HANDLER_CLASS', 'AdminPressHandler');
      break;
   //
   // Merge users
   //
   case 'mergeUsers':
      import('pages.admin.AdminPeopleHandler');
      define('HANDLER_CLASS', 'AdminPeopleHandler');
      break;
   //
   // Administrative functions
   //
   case 'systemInfo':
   case 'phpinfo':
   case 'expireSessions':
   case 'clearTemplateCache':
   case 'clearDataCache':
      import('pages.admin.AdminFunctionsHandler');
      define('HANDLER_CLASS', 'AdminFunctionsHandler');
      break;
   //
   // Index and administration settings page
   //
   case 'index':
   case 'settings':
      define('HANDLER_CLASS', 'AdminHandler');
      import('pages.admin.AdminHandler');
      break;
}

?>