class.ilServicesNewsExtractor.php

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<?php
/* Copyright (c) 1998-2016 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once './Services/WorkflowEngine/classes/extractors/class.ilBaseExtractor.php';

class ilServicesNewsExtractor extends ilBaseExtractor
{
    public function extract($event, $parameters)
    {
        $this->ilExtractedParams->setSubjectType('news');

        switch ($event) {
            case 'readNews':
            case 'unreadNews':
                $this->extractNews($parameters);
                break;
        }
        return $this->ilExtractedParams;
    }

    protected function extractNews($parameters)
    {
        $this->ilExtractedParams->setSubjectId(0);
        $this->ilExtractedParams->setContextType('news_ids');
        $this->ilExtractedParams->setContextId(implode(',', $parameters['news_ids']));
    }
}