alias.php

<?php
namespace Bitrix\Im;
 
use Bitrix\Main\Entity\ExpressionField;
use Bitrix\Main\Type\DateTime;
 
class Alias
{
    const ENTITY_TYPE_USER = 'USER';
    const ENTITY_TYPE_CHAT = 'CHAT';
    const ENTITY_TYPE_OPEN_LINE = 'LINES';
    const ENTITY_TYPE_LIVECHAT = 'LIVECHAT';
    const ENTITY_TYPE_VIDEOCONF = 'VIDEOCONF';
    const ENTITY_TYPE_JITSICONF = 'JITSICONF';
    const ENTITY_TYPE_OTHER = 'OTHER';
 
    const CACHE_TTL = 31536000;
    const CACHE_PATH = '/bx/im/alias/';
 
    const FILTER_BY_ALIAS = 'alias';
    const FILTER_BY_ID = 'id';
 
    public static function add(array $fields)
    {
        $alias = self::prepareAlias($fields['ALIAS']);
        $entityType = $fields['ENTITY_TYPE'];
        $entityId = $fields['ENTITY_ID'];
 
        if (
            ($fields['ENTITY_TYPE'] !== self::ENTITY_TYPE_VIDEOCONF && empty($entityId))
            || empty($entityType)
            || empty($alias))
        {
            return false;
        }
 
        $aliasData = self::get($alias);
        if ($aliasData)
            return false;
 
        $result = \Bitrix\Im\Model\AliasTable::add(Array(
            'ALIAS' => $alias,
            'ENTITY_TYPE' => $entityType,
            'ENTITY_ID' => $entityId,
            'DATE_CREATE' => new DateTime()
        ));
        if (!$result->isSuccess())
        {
            return false;
        }
 
        return $result->getId();
    }
 
    public static function addUnique(array $fields)
    {
        $alias = \Bitrix\Im\Alias::prepareAlias(self::generateUnique());
        $fields['ALIAS'] = $alias;
 
        $id = self::add($fields);
        if (!$id)
        {
            return self::addUnique($fields);
        }
 
        return Array(
            'ID' => $id,
            'ALIAS' => $alias,
            'LINK' => self::getPublicLink($fields['ENTITY_TYPE'], $alias)
        );
    }
 
    public static function update($id, $fields)
    {
        $id = intval($id);
        if ($id <= 0)
            return false;
 
        $update = Array();
        if (isset($fields['ALIAS']))
        {
            $update['ALIAS'] = self::prepareAlias($fields['ALIAS']);
            $result = self::get($update['ALIAS']);
            if ($result)
            {
                return false;
            }
        }
 
        if (isset($fields['ENTITY_TYPE']))
        {
            $update['ENTITY_TYPE'] = $fields['ENTITY_TYPE'];
        }
        if (isset($fields['ENTITY_ID']))
        {
            $update['ENTITY_ID'] = $fields['ENTITY_ID'];
        }
 
        if (empty($update))
            return false;
 
        \Bitrix\Im\Model\AliasTable::update($id, $update);
 
        return true;
    }
 
    public static function delete($id, $filter = self::FILTER_BY_ID)
    {
        if ($filter == self::FILTER_BY_ALIAS)
        {
            $aliasData = self::get($id);
            if (!$aliasData)
                return false;
        }
        else
        {
            $aliasData['ID'] = intval($id);
        }
 
        \Bitrix\Im\Model\AliasTable::delete($aliasData['ID']);
 
        return true;
    }
 
    public static function get($alias)
    {
        $alias = self::prepareAlias($alias);
        if (empty($alias))
        {
            return false;
        }
 
        $query = \Bitrix\Im\Model\AliasTable::query();
 
        $connection = \Bitrix\Main\Application::getConnection();
        if ($connection instanceof \Bitrix\Main\DB\PgsqlConnection)
        {
            $alias = $connection->getSqlHelper()->forSql($alias);
            $query
                ->setSelect(['*'])
                ->whereExpr("LOWER(%s) = LOWER('{$alias}')", ['ALIAS'])
            ;
        }
        else
        {
            $query
                ->setSelect(['*'])
                ->where('ALIAS', $alias)
            ;
        }
 
        $result = $query->exec()->fetch();
 
        if (!$result)
        {
            return false;
        }
 
        $result['LINK'] = self::getPublicLink($result['ENTITY_TYPE'], $result['ALIAS']);
 
        return $result;
    }
 
    public static function getByIdAndCode($id, $code)
    {
        $query = \Bitrix\Im\Model\AliasTable::query();
        $query
            ->setSelect(['*'])
            ->where('ID', $id)
        ;
 
        $connection = \Bitrix\Main\Application::getConnection();
        if ($connection instanceof \Bitrix\Main\DB\PgsqlConnection)
        {
            $code = $connection->getSqlHelper()->forSql($code);
            $query->whereExpr("LOWER(%s) = LOWER('{$code}')", ['ALIAS']);
        }
        else
        {
            $query->where('ALIAS', $code);
        }
 
        return $query->exec()->fetch();
    }
 
    public static function getByEntity($entityType, $entityId)
    {
        $result = \Bitrix\Im\Model\AliasTable::getList(Array(
            'filter' => ['=ENTITY_TYPE' => $entityType, '=ENTITY_ID' => $entityId]
        ))->fetch();
 
        if (!$result)
        {
            return false;
        }
 
        $result['LINK'] = self::getPublicLink($result['ENTITY_TYPE'], $result['ALIAS']);
 
        return $result;
    }
 
    public static function prepareAlias($alias)
    {
        $alias = preg_replace("/[^\.\-0-9a-zA-Z]+/", "", $alias);
        $alias = mb_substr($alias, 0, 255);
 
        return $alias;
    }
 
    public static function getPublicLink($type, $alias)
    {
        $path = '/online/';
 
        if ($type === self::ENTITY_TYPE_VIDEOCONF || $type === self::ENTITY_TYPE_JITSICONF)
        {
            $path = '/video/';
        }
        else if ($type === self::ENTITY_TYPE_LIVECHAT)
        {
            return '';
        }
 
        return \Bitrix\Im\Common::getPublicDomain() . $path . $alias;
    }
 
    public static function generateUnique()
    {
        if (\Bitrix\Main\Loader::includeModule('security'))
        {
            return \Bitrix\Main\Security\Random::getString(8, true);
        }
        else
        {
            return mb_substr(uniqid(),-8);
        }
    }
}