Foxnouns.NET/Foxnouns.Backend/Controllers/ExportsController.cs
sam 661c3eab0f
fix(backend): save data exports as data-export.zip
change the random base 64 to a directory rather than part of the
filename, so that users downloading their exports aren't greeted with a
completely incomprehensible file in their downloads folder
2024-12-19 16:19:27 +01:00

89 lines
3 KiB
C#

// Copyright (C) 2023-present sam/u1f320 (vulpine.solutions)
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
using Coravel.Queuing.Interfaces;
using Foxnouns.Backend.Database;
using Foxnouns.Backend.Database.Models;
using Foxnouns.Backend.Dto;
using Foxnouns.Backend.Jobs;
using Foxnouns.Backend.Middleware;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using NodaTime;
namespace Foxnouns.Backend.Controllers;
[Route("/api/internal/data-exports")]
[Authorize("identify")]
[Limit(UsableByDeletedUsers = true)]
[ApiExplorerSettings(IgnoreApi = true)]
public class ExportsController(
ILogger logger,
Config config,
IClock clock,
DatabaseContext db,
IQueue queue
) : ApiControllerBase
{
private static readonly Duration MinimumTimeBetween = Duration.FromDays(1);
private readonly ILogger _logger = logger.ForContext<ExportsController>();
[HttpGet]
public async Task<IActionResult> GetDataExportsAsync()
{
DataExport? export = await db
.DataExports.Where(d => d.UserId == CurrentUser!.Id)
.OrderByDescending(d => d.Id)
.FirstOrDefaultAsync();
if (export == null)
return Ok(new DataExportResponse(null, null));
return Ok(
new DataExportResponse(
ExportUrl(CurrentUser!.Id, export.Filename),
export.Id.Time + DataExport.Expiration
)
);
}
private string ExportUrl(Snowflake userId, string filename) =>
$"{config.MediaBaseUrl}/data-exports/{userId}/{filename}/data-export.zip";
[HttpPost]
public async Task<IActionResult> QueueDataExportAsync()
{
var snowflakeToCheck = Snowflake.FromInstant(
clock.GetCurrentInstant() - MinimumTimeBetween
);
_logger.Debug(
"Checking if user {UserId} has data exports newer than {Snowflake}",
CurrentUser!.Id,
snowflakeToCheck
);
if (
await db.DataExports.AnyAsync(d =>
d.UserId == CurrentUser.Id && d.Id > snowflakeToCheck
)
)
{
throw new ApiError.BadRequest("You can't request a new data export so soon.");
}
queue.QueueInvocableWithPayload<CreateDataExportInvocable, CreateDataExportPayload>(
new CreateDataExportPayload(CurrentUser.Id)
);
return NoContent();
}
}