disk.php

<?php
namespace Bitrix\Landing\Connector;
 
class Disk
{
    public const FILE_PREFIX_HREF = '#diskFile';
    public const FILE_MASK_HREF = '(file:)?#diskFile([\d]+)';
 
    public static function sanitizeContent(string $content, ?string $oldContent = null, bool &$replaced = false): string
    {
        if (!\Bitrix\Main\Loader::includeModule('disk'))
        {
            return $content;
        }
 
        $existsFiles = [];
 
        if ($oldContent)
        {
            if (preg_match_all('/' . self::FILE_MASK_HREF . '/i', $oldContent, $matches))
            {
                foreach ($matches[2] as $objectId)
                {
                    $existsFiles[] = $objectId;
                }
            }
        }
 
        if (preg_match_all('/' . self::FILE_MASK_HREF . '/i', $content, $matches))
        {
            foreach ($matches[2] as $i => $objectId)
            {
                if ($oldContent && in_array($objectId, $existsFiles))
                {
                    continue;
                }
 
                $file = \Bitrix\Disk\BaseObject::loadById($objectId);
                if ($file)
                {
                    $securityContext = $file->getStorage()->getCurrentUserSecurityContext();
                    if ($file->canRead($securityContext))
                    {
                        continue;
                    }
                }
 
                $replaced = true;
                $content = str_replace($matches[0][$i], '""', $content);
            }
        }
 
        return $content;
    }
 
    public static function getFileInfo(int $objectId, bool $checkRights = true, bool $copyInLocalStorage = false): ?array
    {
        if ($objectId && \Bitrix\Main\Loader::includeModule('disk'))
        {
            $file = \Bitrix\Disk\BaseObject::loadById($objectId);
            if ($file)
            {
                if ($checkRights)
                {
                    $securityContext = $file->getStorage()->getCurrentUserSecurityContext();
                    if (!$file->canRead($securityContext))
                    {
                        return null;
                    }
                }
 
                if ($copyInLocalStorage)
                {
                    $currentUserId = \Bitrix\Landing\Manager::getUserId();
                    $userStorage = \Bitrix\Disk\Driver::getInstance()->getStorageByUserId($currentUserId);
                    if (!$userStorage)
                    {
                        return null;
                    }
 
                    $folder = $userStorage->getFolderForSavedFiles();
                    if (!$folder)
                    {
                        return null;
                    }
 
                    if (
                        $file->getStorageId() !== $userStorage->getId() ||
                        (int)$file->getCreateUser()->getId() !== $currentUserId
                    )
                    {
                        $newFile = $file->getRealObject()->copyTo($folder, $currentUserId, true);
                        if ($file->getRealObject()->getName() != $file->getName())
                        {
                            $newFile->renameInternal($file->getName(), true);
                        }
                        if (!$newFile)
                        {
                            return null;
                        }
 
                        return [
                            'ID' => $newFile->getRealObject()->getFileId(),
                            'OBJECT_ID' => $newFile->getId(),
                            'NAME' => $newFile->getName()
                        ];
                    }
                }
 
                return [
                    'ID' => $file->getRealObject()->getFileId(),
                    'OBJECT_ID' => $file->getId(),
                    'NAME' => $file->getName()
                ];
            }
        }
 
        return null;
    }
}