UrlPreview.php

См. документацию.

<?php
 
namespace Bitrix\Vote\Integration\Main;
 
use Bitrix\Main\ArgumentTypeException;
use Bitrix\Main\Loader;
use Bitrix\Main\Localization\Loc;
use Bitrix\Main\ObjectNotFoundException;
use Bitrix\Main\Security\Sign\BadSignatureException;
use Bitrix\Main\UserTable;
use Bitrix\Vote\Attach;
use Bitrix\Vote\Service\AttachedVoteResultUrlService;
use Bitrix\Vote\Vote\Anonymity;
use Bitrix\Vote\Vote\Option;
 
final class UrlPreview
{
    public static function checkUserReadAccess(array $params, int $userId): bool
    {
        $signedAttachId = (string)($params['signedAttachId'] ?? '');
        if (!$signedAttachId || !$userId)
        {
            return false;
        }
 
        try
        {
            (new AttachedVoteResultUrlService())->getAttachByUrlId($signedAttachId);
 
            return true;
        }
        catch (ArgumentTypeException|BadSignatureException|ObjectNotFoundException)
        {
            return false;
        }
    }
 
    public static function getImAttach(array $params): \CIMMessageParamAttach|false
    {
        $signedAttachId = (string)($params['signedAttachId'] ?? '');
        if (!$signedAttachId || !Loader::includeModule('im'))
        {
            return false;
        }
 
        try
        {
            $attach = (new AttachedVoteResultUrlService())->getAttachByUrlId($signedAttachId);
 
            $messageAttach = new \CIMMessageParamAttach();
            $messageAttach->AddUser([
                'NAME' => Loc::getMessage('VOTE_INTEGRATION_MAIN_URL_PREVIEW_TITLE'),
                'LINK' => (new AttachedVoteResultUrlService())->getAbsoluteResultUrl($signedAttachId),
            ]);
            $messageAttach->AddDelimiter();
            $messageAttach->AddGrid(self::getAttachGrid($attach));
 
            return $messageAttach;
        }
        catch (ArgumentTypeException|BadSignatureException|ObjectNotFoundException)
        {
            return false;
        }
    }
 
    private static function getAttachGrid(Attach $attach): array
    {
        $rows = [];
        $authorName = self::getAuthorFormattedName($attach);
        if ($authorName)
        {
            $rows[] = self::getGridRow(
                name: Loc::getMessage('VOTE_INTEGRATION_MAIN_URL_PREVIEW_OWNER'),
                value: $authorName
            );
        }
 
        $rows[] = self::getGridRow(
            name: Loc::getMessage('VOTE_INTEGRATION_MAIN_URL_PREVIEW_QUESTION'),
            value: self::getFirstQuestion($attach),
        );
 
        $rows[] = self::getGridRow(
            name: Loc::getMessage('VOTE_INTEGRATION_MAIN_URL_PREVIEW_INFO'),
            value: self::getInfo($attach),
        );
 
        return $rows;
    }
 
    private static function getGridRow(?string $name, ?string $value): array
    {
        return [
            'NAME' => $name,
            'VALUE' => $value,
            'DISPLAY' => 'COLUMN',
            'WIDTH' => 120,
        ];
    }
 
    private static function getAuthorFormattedName(Attach $attach): ?string
    {
        $authorId = (int)($attach['AUTHOR_ID'] ?? 0);
        if ($authorId <= 0)
        {
            return null;
        }
 
        $userFields = UserTable::query()
            ->whereIn('ID', $authorId)
            ->setSelect([
               'ID',
               'NAME',
               'LAST_NAME',
               'SECOND_NAME',
               'LOGIN',
            ])
            ->setLimit(1)
            ->exec()
            ->fetch()
        ;
 
        if (empty($userFields))
        {
            return null;
        }
 
        return \CUser::FormatName(
            \CSite::GetNameFormat(false),
            $userFields,
            true, false
        );
    }
 
    private static function getFirstQuestion(Attach $attach): string
    {
        $firstKey = array_key_first($attach['QUESTIONS']);
 
        return (string)($attach['QUESTIONS'][$firstKey]['QUESTION'] ?? '');
    }
 
    private static function getInfo(Attach $attach): ?string
    {
        $anonymity = $attach->isPublicVote()
            ? Loc::getMessage('VOTE_INTEGRATION_MAIN_URL_PREVIEW_PUBLIC')
            : Loc::getMessage('VOTE_INTEGRATION_MAIN_URL_PREVIEW_ANONYMOUS')
        ;
 
        if ($attach->isFinished())
        {
            return Loc::getMessage('VOTE_INTEGRATION_MAIN_URL_PREVIEW_FINISHED_MGSVER1', ['#ANONYMITY#' => $anonymity]);
        }
 
        $options = (int)($attach['OPTIONS'] ?? 0);
        $allowRevote = $options & Option::ALLOW_REVOTE;
 
        return $allowRevote
            ? $anonymity
            : Loc::getMessage('VOTE_INTEGRATION_MAIN_URL_PREVIEW_RESTRICT_REVOTE', ['#ANONYMITY#' => $anonymity])
        ;
    }
}