pages/rtadmin/RTAdminHandler.inc.php

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<?php

// $Id$


import('rt.ocs.ConferenceRTAdmin');
import('handler.Handler');

class RTAdminHandler extends Handler {
   function RTAdminHandler() {
      parent::Handler();

      $this->addCheck(new HandlerValidatorConference($this));     
      $this->addCheck(new HandlerValidatorRoles($this, true, null, null, array(ROLE_ID_SITE_ADMIN, ROLE_ID_CONFERENCE_MANAGER)));      
   }

   function index() {
      $this->validate();
      $conference = Request::getConference();
      $user = Request::getUser();
      if ($conference) {
         $rtDao =& DAORegistry::getDAO('RTDAO');
         $rt = $rtDao->getConferenceRTByConference($conference);
         if (isset($rt)) {
            $version = $rtDao->getVersion($rt->getVersion(), $conference->getId());
         }

         // Display the administration menu for this conference.

         $this->setupTemplate();
         $templateMgr =& TemplateManager::getManager();
         $templateMgr->assign('helpTopicId', 'conference.generalManagement.readingTools');
         $templateMgr->assign('versionTitle', isset($version)?$version->getTitle():null);
         $templateMgr->assign('enabled', $rt->getEnabled());

         $templateMgr->display('rtadmin/index.tpl');
      } elseif ($user) {
         // Display a list of conferences.
         $conferenceDao =& DAORegistry::getDAO('ConferenceDAO');
         $roleDao =& DAORegistry::getDAO('RoleDAO');

         $conferences = array();

         $allConferences =& $conferenceDao->getConferences();
         $allConferences =& $allConferences->toArray();

         foreach ($allConferences as $conference) {
            if ($roleDao->roleExists($conference->getId(), 0, $user->getId(), ROLE_ID_CONFERENCE_MANAGER)) {
               $conferences[] = $conference;
            }
         }

         $this->setupTemplate();
         $templateMgr =& TemplateManager::getManager();
         $templateMgr->assign_by_ref('conferences', $conferences);
         $templateMgr->assign('helpTopicId', 'conference.generalManagement.readingTools');
         $templateMgr->display('rtadmin/conferences.tpl');
      } else {
         // Not logged in.
         Validation::redirectLogin();
      }
   }

   function validateUrls($args) {
      $this->validate();

      $rtDao =& DAORegistry::getDAO('RTDAO');
      $conference = Request::getConference();

      if (!$conference) {
         Request::redirect(null, null, Request::getRequestedPage());
         return;
      }

      $versionId = isset($args[0])?$args[0]:0;
      $conferenceId = $conference->getId();

      $version = $rtDao->getVersion($versionId, $conferenceId);

      if ($version) {
         // Validate the URLs for a single version
         $versions = array(&$version);
         import('core.ArrayItemIterator');
         $versions = new ArrayItemIterator($versions, 1, 1);
      } else {
         // Validate all URLs for this conference
         $versions = $rtDao->getVersions($conferenceId);
      }

      $this->setupTemplate(true, $version);
      $templateMgr =& TemplateManager::getManager();
      $templateMgr->register_modifier('validate_url', 'smarty_rtadmin_validate_url');
      $templateMgr->assign_by_ref('versions', $versions);
      $templateMgr->assign('helpTopicId', 'conference.generalManagement.readingTools');
      $templateMgr->display('rtadmin/validate.tpl');
   }

   function setupTemplate($subclass = false, $version = null, $context = null, $search = null) {
      parent::setupTemplate();
      AppLocale::requireComponents(array(LOCALE_COMPONENT_PKP_READER, LOCALE_COMPONENT_OCS_MANAGER));

      $conference =& Request::getConference();
      $schedConf =& Request::getSchedConf();
      $templateMgr =& TemplateManager::getManager();

      $pageHierarchy = array();

      if ($schedConf) {
         $pageHierarchy[] = array(Request::url(null, null, 'index'), $schedConf->getFullTitle(), true);
      } elseif ($conference) {
         $pageHierarchy[] = array(Request::url(null, 'index', 'index'), $conference->getConferenceTitle(), true);
      }

      $pageHierarchy[] = array(Request::url(null, null, 'user'), 'navigation.user');
      $pageHierarchy[] = array(Request::url(null, null, 'manager'), 'manager.conferenceSiteManagement');

      if ($subclass) $pageHierarchy[] = array(Request::url(null, null, 'rtadmin'), 'rt.readingTools');

      if ($version) {
         $pageHierarchy[] = array(Request::url(null, null, 'rtadmin', 'versions'), 'rt.versions');
         $pageHierarchy[] = array(Request::url(null, null, 'rtadmin', 'editVersion', $version->getVersionId()), $version->getTitle(), true);
         if ($context) {
            $pageHierarchy[] = array(Request::url(null, null, 'rtadmin', 'contexts', $version->getVersionId()), 'rt.contexts');
            $pageHierarchy[] = array(Request::url(null, null, 'rtadmin', 'editContext', array($version->getVersionId(), $context->getContextId())), $context->getAbbrev(), true);
            if ($search) {
               $pageHierarchy[] = array(Request::url(null, null, 'rtadmin', 'searches', array($version->getVersionId(), $context->getContextId())), 'rt.searches');
               $pageHierarchy[] = array(Request::url(null, null, 'rtadmin', 'editSearch', array($version->getVersionId(), $context->getContextId(), $search->getSearchId())), $search->getTitle(), true);
            }
         }
      }
      $templateMgr->assign('pageHierarchy', $pageHierarchy);
   }
}

function rtadmin_validate_url($url, $useGet = false, $redirectsAllowed = 5) {
   $data = parse_url($url);
   if(!isset($data['host'])) {
      return false;
   }

   $fp = @ fsockopen($data['host'], isset($data['port']) && !empty($data['port']) ? $data['port'] : 80, $errno, $errstr, 10);
   if (!$fp) {
      return false;
   }

   $req = sprintf("%s %s HTTP/1.0\r\nHost: %s\r\nUser-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.4b) Gecko/20030516\r\n\r\n", ($useGet ? 'GET' : 'HEAD'), (isset($data['path']) && $data['path'] !== '' ? $data['path'] : '/') .  (isset($data['query']) && $data['query'] !== '' ? '?' .  $data['query'] : ''), $data['host']);

   fputs($fp, $req);

   for($res = '', $time = time(); !feof($fp) && $time >= time() - 15; ) {
      $res .= fgets($fp, 128);
   }

   fclose($fp);

   // Check result for HTTP status code.
   if(!preg_match('!^HTTP/(\d\.?\d*) (\d+)\s*(.+)[\n\r]!m', $res, $matches)) {
      return false;
   }
   list($match, $http_version, $http_status_no, $http_status_str) = $matches;

   // If HTTP status code 2XX (Success)
   if(preg_match('!^2\d\d$!', $http_status_no)) return true;

   // If HTTP status code 3XX (Moved)
   if(preg_match('!^(?:(?:Location)|(?:URI)|(?:location)): ([^\s]+)[\r\n]!m', $res, $matches)) {
      // Recursively validate the URL if an additional redirect is allowed..
      if ($redirectsAllowed >= 1) return rtadmin_validate_url(preg_match('!^https?:
      return false;
   }

   // If it's not found or there is an error condition
   if(($http_status_no == 403 || $http_status_no == 404 || $http_status_no == 405 || $http_status_no == 500 || strstr($res, 'Bad Request') || strstr($res, 'Bad HTTP Request') || trim($res) == '') && !$useGet) {
      return rtadmin_validate_url($url, true, $redirectsAllowed-1);
   }

   return false;
}

function smarty_rtadmin_validate_url ($search, $errors) {
   // Make sure any prior content is flushed to the user's browser.
   flush();
   ob_flush();

   if (!is_array($errors)) $errors = array();

   if (!rtadmin_validate_url($search->getUrl())) $errors[] = array('url' => $search->getUrl(), 'id' => $search->getSearchId());
   if ($search->getSearchUrl() && !rtadmin_validate_url($search->getSearchUrl())) $errors[] = array('url' => $search->getSearchUrl(), 'id' => $search->getSearchId());

   return $errors;
}

?>

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