class.ilLuceneIndexer.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */
 
include_once "Services/Cron/classes/class.ilCronJob.php";
 
class ilLuceneIndexer extends ilCronJob
{
    protected $timeout = 60;
    
    public function getId()
    {
        return "src_lucene_indexer";
    }
    
    public function getTitle()
    {
        global $lng;
        
        return $lng->txt("cron_lucene_index");
    }
    
    public function getDescription()
    {
        global $lng;
        
        return $lng->txt("cron_lucene_index_info");
    }
    
    public function getDefaultScheduleType()
    {
        return self::SCHEDULE_TYPE_DAILY;
    }
    
    public function getDefaultScheduleValue()
    {
        return;
    }
    
    public function hasAutoActivation()
    {
        return false;
    }
    
    public function hasFlexibleSchedule()
    {
        return true;
    }
    
    public function run()
    {
        global $ilSetting;
        
        $status = ilCronJobResult::STATUS_NO_ACTION;
        $error_message = null;
        
        try {
            include_once './Services/WebServices/RPC/classes/class.ilRpcClientFactory.php';
            ilRpcClientFactory::factory('RPCIndexHandler', 60)->index(
                CLIENT_ID . '_' . $ilSetting->get('inst_id', 0),
                true
            );
        } catch (Exception $e) {
            $error_message = $e->getMessage();
            
            if ($e instanceof ilRpcClientException && $e->getCode() == 28) {
                ilLoggerFactory::getLogger('src')->info('Connection timed out after ' . $this->timeout . ' seconds. ' .
                    'Indexing will continoue without a proper return message. View ilServer log if you think there are problems while indexing.');
                $error_message = null;
            }
        }
        
        $result = new ilCronJobResult();
        if ($error_message) {
            // #16035 - currently no way to discern the severity of the exception
            $result->setMessage($error_message);
            $status = ilCronJobResult::STATUS_FAIL;
        } else {
            $status = ilCronJobResult::STATUS_OK;
        }
        $result->setStatus($status);
        return $result;
    }
    
    
    public static function updateLuceneIndex($a_obj_ids)
    {
        global $ilSetting;
        include_once './Services/Search/classes/class.ilSearchSettings.php';
        if (!ilSearchSettings::getInstance()->isLuceneUserSearchEnabled()) {
            return false;
        }
        
        try {
            ilLoggerFactory::getLogger('src')->info('Lucene update index call BEGIN --- ');
 
            include_once './Services/WebServices/RPC/classes/class.ilRpcClientFactory.php';
            ilRpcClientFactory::factory('RPCIndexHandler', 1)->indexObjects(
                CLIENT_ID . '_' . $ilSetting->get('inst_id', 0),
                $a_obj_ids
            );
            ilLoggerFactory::getLogger('src')->info('Lucene update index call --- END');
        } catch (Exception $e) {
            $error_message = $e->getMessage();
            ilLoggerFactory::getLogger('src')->error($error_message);
            return false;
        }
 
        return true;
    }
}