Function findLocalFile

apps/sim/app/api/files/utils.ts:123–153

(filename: string)

}

export async function findLocalFile(filename: string): Promise<string | null> {
  try {
    const sanitizedFilename = sanitizeFileKey(filename)

    if (!sanitizedFilename || !sanitizedFilename.trim() || /^[/\\.\s]+$/.test(sanitizedFilename)) {
      return null
    }

    const { existsSync } = await import('fs')
    const path = await import('path')
    const { UPLOAD_DIR_SERVER } = await import('@/lib/uploads/core/setup.server')

    const resolvedPath = path.join(UPLOAD_DIR_SERVER, sanitizedFilename)

    if (
      !resolvedPath.startsWith(UPLOAD_DIR_SERVER + path.sep) ||
      resolvedPath === UPLOAD_DIR_SERVER
    ) {
      return null
    }

    if (existsSync(resolvedPath)) {
      return resolvedPath
    }

    return null
  } catch (error) {
    logger.error('Error in findLocalFile:', error)
    return null
  }
}

const SAFE_INLINE_TYPES = new Set([
  'image/png',