contentviewhandler.php

<?php
 
namespace Bitrix\Forum\Integration\Socialnetwork;
 
use Bitrix\Main\Loader;
use Bitrix\Forum\MessageTable;
use Bitrix\Main\Event;
 
final class ContentViewHandler
{
    const CONTENT_TYPE_ID_COMMENT = 'FORUM_POST';
 
    final static function getContentTypeIdList()
    {
        return [
            self::CONTENT_TYPE_ID_COMMENT
        ];
    }
 
    public static function onContentViewed(Event $event)
    {
        $userId = intval($event->getParameter('userId'));
        $contentTypeId = $event->getParameter('typeId');
        $contentEntityId = intval($event->getParameter('entityId'));
 
        if (
            $userId <= 0
            || !in_array($contentTypeId, self::getContentTypeIdList())
            || $contentEntityId <= 0
        )
        {
            return false;
        }
 
        $subTagList = [];
        if ($contentTypeId == self::CONTENT_TYPE_ID_COMMENT)
        {
            $res = MessageTable::getList([
                'filter' => [
                    '=ID' => $contentEntityId
                ],
                'select' => [ 'XML_ID' ]
            ]);
            if ($message = $res->fetch())
            {
                if (preg_match("/^TASK_(.+)\$/", $message["XML_ID"], $match))
                {
                    $taskId = intval($match[1]);
 
                    $event = new Event(
                        'forum', 'onTaskCommentContentViewed',
                        [
                            'userId' => $userId,
                            'taskId' => $taskId,
                            'commentId' => $contentEntityId
                        ]
                    );
                    $event->send();
 
                    $subTagList[] = "TASKS|COMMENT|".$taskId.'|'.$userId.'|'.$contentEntityId.'|TASK_UPDATE';
                }
                else
                {
                    $subTagList[] = "FORUM|COMMENT|".$contentEntityId.'|'.$userId;
                }
            }
        }
 
        if (
            Loader::includeModule('im')
            && !empty($subTagList)
        )
        {
            $CIMNotify = new \CIMNotify();
            $CIMNotify->markNotifyReadBySubTag($subTagList);
        }
 
        return true;
    }
}