pages/help/HelpHandler.inc.php

<?php

// $Id: HelpHandler.inc.php,v 1.23 2008/07/01 01:16:12 asmecher Exp $


define('HELP_DEFAULT_TOPIC', 'index/topic/000000');
define('HELP_DEFAULT_TOC', 'index/toc/000000');

import('help.HelpToc');
import('help.HelpTocDAO');
import('help.HelpTopic');
import('help.HelpTopicDAO');
import('help.HelpTopicSection');

class HelpHandler extends Handler {

   function index() {
      HelpHandler::view(array('index', 'topic', '000000'));
   }

   function toc() {
      parent::validate();
      HelpHandler::setupTemplate();

      $templateMgr = &TemplateManager::getManager();
      $help =& Help::getHelp();
      $templateMgr->assign_by_ref('helpToc', $help->getTableOfContents());
      $templateMgr->display('help/helpToc.tpl');
   }

   function view($args) {
      parent::validate();
      HelpHandler::setupTemplate();

      $topicId = implode("/",$args);
      $keyword = trim(String::regexp_replace('/[^\w\s\.\-]/', '', strip_tags(Request::getUserVar('keyword'))));
      $result = (int) Request::getUserVar('result');

      $topicDao = &DAORegistry::getDAO('HelpTopicDAO');
      $topic = $topicDao->getTopic($topicId);

      if ($topic === false) {
         // Invalid topic, use default instead
         $topicId = HELP_DEFAULT_TOPIC;
         $topic = $topicDao->getTopic($topicId);
      }

      $tocDao = &DAORegistry::getDAO('HelpTocDAO');
      $toc = $tocDao->getToc($topic->getTocId());

      if ($toc === false) {
         // Invalid toc, use default instead
         $toc = $tocDao->getToc(HELP_DEFAULT_TOC);
      }

      if ($topic->getSubTocId() != null) {
         $subToc = $tocDao->getToc($topic->getSubTocId());
      } else {
         $subToc =  null;
      }

      $relatedTopics = $topic->getRelatedTopics();

      $topics = $toc->getTopics();

      $templateMgr = &TemplateManager::getManager();
      $templateMgr->assign('currentTopicId', $topic->getId());
      $templateMgr->assign_by_ref('topic', $topic);
      $templateMgr->assign('toc', $toc);
      $templateMgr->assign('subToc', $subToc);
      $templateMgr->assign('relatedTopics', $relatedTopics);
      $templateMgr->assign('locale', Locale::getLocale());
      $templateMgr->assign('breadcrumbs', $toc->getBreadcrumbs());
      if (!empty($keyword)) {
         $templateMgr->assign('helpSearchKeyword', $keyword);
      }
      if (!empty($result)) {
         $templateMgr->assign('helpSearchResult', $result);
      }
      $templateMgr->display('help/view.tpl');
   }

   function search() {
      parent::validate();
      HelpHandler::setupTemplate();

      $searchResults = array();

      $keyword = trim(String::regexp_replace('/[^\w\s\.\-]/', '', strip_tags(Request::getUserVar('keyword'))));

      if (!empty($keyword)) {
         $topicDao = &DAORegistry::getDAO('HelpTopicDAO');
         $topics = $topicDao->getTopicsByKeyword($keyword);

         $tocDao = &DAORegistry::getDAO('HelpTocDAO');
         foreach ($topics as $topic) {
            $searchResults[] = array('topic' => $topic, 'toc' => $tocDao->getToc($topic->getTocId()));      
         }
      }

      $templateMgr = &TemplateManager::getManager();
      $templateMgr->assign('showSearch', true);
      $templateMgr->assign('pageTitle', Locale::translate('help.searchResults'));
      $templateMgr->assign('helpSearchKeyword', $keyword);
      $templateMgr->assign('searchResults', $searchResults);
      $templateMgr->display('help/searchResults.tpl');
   }

   function setupTemplate() {
      $templateMgr =& TemplateManager::getManager();
      $templateMgr->setCacheability(CACHEABILITY_PUBLIC);
   }
}

?>

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