<?php

// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
//
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id$


/**
 * Makes it easy to track events throughout the H5P system.
 *
 * @package    H5P
 */
class H5P_Event extends H5PEventBase
{
    private $user = null;

    /**
     * Adds event type, h5p library and timestamp to event before saving it.
     *
     * @param string $type
     *  Name of event to log
     * @param string $sub_type
     * @param string $content_id
     * @param string $content_title
     * @param string $library_name
     * @param string $library_version
     * @internal param string $library Name of H5P library affacted*  Name of H5P library affacted
     */
    public function __construct($type, $sub_type = null, $content_id = null, $content_title = null, $library_name = null, $library_version = null)
    {
        global $user;

        $this->user = $user;

        parent::__construct($type, $sub_type, $content_id, $content_title, $library_name, $library_version);
    }

    /**
     * Store the event.
     */
    protected function save()
    {

        // Get data in array format without NULL values
        $data = $this->getDataArray();

        $message = 'Library ' . $data['library_name'] . ' (' . $data['library_version'] . ')';

        $title = $data['content_title'] ? $data['content_title'] : $data['content_id'];

        TikiLib::lib('logs')->add_action(
            $data['type'],
            $title,
            'h5p',
            $message,
            $this->user,
            '',
            '',
            $data['created_at']
        );

        return $this->id;
    }

    /**
     * Count number of events.
     */
    protected function saveStats()
    {
        // TODO implement this
    }
}