extranet.php

<?php
namespace Bitrix\Im\Integration\Socialnetwork;
 
use Bitrix\Main\Localization\Loc;
 
class Extranet
{
    const CACHE_TOKEN_TTL = 2592000; // 1 month
 
    public static function checkModules()
    {
        return \Bitrix\Main\Loader::includeModule('extranet') && \Bitrix\Main\Loader::includeModule("socialnetwork");
    }
 
    public static function getGroup($params, $userId = null)
    {
        if (!self::checkModules())
            return false;
 
        $params = is_array($params)? $params: [];
 
        $userId = \Bitrix\Im\Common::getUserId($userId);
        if ($userId <= 0)
        {
            return false;
        }
 
        $cacheId = 'im_sonet_extranet_v3_'.$userId;
        $cachePath = '/bx/imc/sonet/extranet'.\Bitrix\Im\Common::getCacheUserPostfix($userId);
 
        $cache = \Bitrix\Main\Application::getInstance()->getCache();
        $taggedCache = \Bitrix\Main\Application::getInstance()->getTaggedCache();
 
        if($cache->initCache(self::CACHE_TOKEN_TTL, $cacheId, $cachePath))
        {
            return $cache->getVars();
        }
 
        $cache->startDataCache();
 
        $taggedCache->startTagCache($cachePath);
 
        $db = \CSocNetUserToGroup::GetList(
            array(),
            array(
                "USER_ID" => $userId,
                "<=ROLE" => SONET_ROLES_USER,
                "GROUP_SITE_ID" => \CExtranet::GetExtranetSiteID(),
                "GROUP_ACTIVE" => "Y",
                "GROUP_CLOSED" => "N"
            ),
            false,
            false,
            array("ID", "GROUP_ID", "GROUP_NAME")
        );
 
        $groups = [];
        $groupIds = [];
        while ($row = $db->GetNext(true, false))
        {
            $groupIds[] = $row["GROUP_ID"];
            $groups['SG'.$row['GROUP_ID']] = array(
                'ID' => 'SG'.$row['GROUP_ID'],
                'NAME' => Loc::getMessage('IM_INT_SN_GROUP_EXTRANET', Array('#GROUP_NAME#' => $row['GROUP_NAME'])),
                'USERS' => []
            );
 
            $taggedCache->registerTag('sonet_group_'.$row['GROUP_ID']);
            $taggedCache->registerTag('sonet_user2group_G'.$row['GROUP_ID']);
        }
 
        if (count($groups) <= 0)
        {
            return false;
        }
 
        $taggedCache->registerTag('sonet_user2group');
 
        $taggedCache->endTagCache();
 
        $db = \CSocNetUserToGroup::GetList(
            array(),
            array(
                "@GROUP_ID" => $groupIds,
                "<=ROLE" => SONET_ROLES_USER,
                "USER_ACTIVE" => "Y",
                "USER_CONFIRM_CODE" => false
            ),
            false,
            false,
            array("ID", "USER_ID", "GROUP_ID")
        );
        while ($row = $db->GetNext(true, false))
        {
            if($row["USER_ID"] == $userId || !isset($groups['SG'.$row['GROUP_ID']]))
                continue;
 
            $groups['SG'.$row['GROUP_ID']]['USERS'][] = $row["USER_ID"];
        }
 
        $cache->endDataCache($groups);
 
        return $groups;
    }
 
    public static function isUserInGroup($userId, $currentUserId = null)
    {
        $currentUserId = \Bitrix\Im\Common::getUserId($currentUserId);
        if ($currentUserId <= 0)
        {
            return false;
        }
 
        if ($userId == $currentUserId)
        {
            return true;
        }
 
        $extranetUsers = [];
        $groups = self::getGroup([], $currentUserId);
        if (is_array($groups))
        {
            foreach ($groups as $group)
            {
                foreach ($group['USERS'] as $uid)
                {
                    $extranetUsers[$uid] = $uid;
                }
            }
        }
 
        return isset($extranetUsers[$userId]);
    }
 
    public static function filterUserList(array $userList, $currentUserId = null)
    {
        $currentUserId = \Bitrix\Im\Common::getUserId($currentUserId);
        if ($currentUserId <= 0)
        {
            return false;
        }
 
        if (empty($userList))
        {
            return [];
        }
 
        $extranetUsers = [];
        $groups = self::getGroup([], $currentUserId);
        if (is_array($groups))
        {
            foreach ($groups as $group)
            {
                foreach ($group['USERS'] as $uid)
                {
                    $extranetUsers[$uid] = $uid;
                }
            }
        }
 
        return array_filter($userList, function($userId) use ($extranetUsers) {
            return isset($extranetUsers[$userId]);
        });
    }
}