gotosocial/internal/processing/common/media.go
kim 497ebd8c4e
[bugfix] fix media limit reader check (#3363)
* return nicer errors for frontend when media / emoji upload limit reached

* fix reader limit check

* add code comment
2024-09-27 13:15:53 +02:00

112 lines
3.4 KiB
Go

// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// 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 <http://www.gnu.org/licenses/>.
package common
import (
"context"
"errors"
"fmt"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/media"
)
// StoreLocalMedia is a wrapper around CreateMedia() and
// ProcessingMedia{}.Load() with appropriate error responses.
func (p *Processor) StoreLocalMedia(
ctx context.Context,
accountID string,
data media.DataFunc,
info media.AdditionalMediaInfo,
) (
*gtsmodel.MediaAttachment,
gtserror.WithCode,
) {
// Create a new processing media attachment.
processing, err := p.media.CreateMedia(ctx,
accountID,
data,
info,
)
if err != nil {
err := gtserror.Newf("error creating media: %w", err)
return nil, gtserror.NewErrorInternalError(err)
}
// Immediately trigger write to storage.
attachment, err := processing.Load(ctx)
switch {
case gtserror.LimitReached(err):
limit := config.GetMediaLocalMaxSize()
text := fmt.Sprintf("local media size limit reached: %s", limit)
return nil, gtserror.NewErrorUnprocessableEntity(err, text)
case err != nil:
const text = "error processing media"
err := gtserror.Newf("error processing media: %w", err)
return nil, gtserror.NewErrorUnprocessableEntity(err, text)
case attachment.Type == gtsmodel.FileTypeUnknown:
text := fmt.Sprintf("could not process %s type media", attachment.File.ContentType)
return nil, gtserror.NewErrorUnprocessableEntity(errors.New(text), text)
}
return attachment, nil
}
// StoreLocalMedia is a wrapper around CreateMedia() and
// ProcessingMedia{}.Load() with appropriate error responses.
func (p *Processor) StoreLocalEmoji(
ctx context.Context,
shortcode string,
data media.DataFunc,
info media.AdditionalEmojiInfo,
) (
*gtsmodel.Emoji,
gtserror.WithCode,
) {
// Create a new processing emoji media.
processing, err := p.media.CreateEmoji(ctx,
shortcode,
"", // domain = "" -> local
data,
info,
)
if err != nil {
err := gtserror.Newf("error creating emoji: %w", err)
return nil, gtserror.NewErrorInternalError(err)
}
// Immediately trigger write to storage.
emoji, err := processing.Load(ctx)
switch {
case gtserror.LimitReached(err):
limit := config.GetMediaEmojiLocalMaxSize()
text := fmt.Sprintf("local emoji size limit reached: %s", limit)
return nil, gtserror.NewErrorUnprocessableEntity(err, text)
case err != nil:
const text = "error processing emoji"
err := gtserror.Newf("error processing emoji %s: %w", shortcode, err)
return nil, gtserror.NewErrorUnprocessableEntity(err, text)
}
return emoji, nil
}