gotosocial/internal/processing/media/create.go

87 lines
2.9 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 media
import (
"context"
"errors"
"fmt"
"io"
"codeberg.org/gruf/go-iotools"
apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/media"
)
// Create creates a new media attachment belonging to the given account, using the request form.
func (p *Processor) Create(ctx context.Context, account *gtsmodel.Account, form *apimodel.AttachmentRequest) (*apimodel.Attachment, gtserror.WithCode) {
// Get maximum supported local media size.
maxsz := config.GetMediaLocalMaxSize()
// Ensure media within size bounds.
if form.File.Size > int64(maxsz) {
text := fmt.Sprintf("media exceeds configured max size: %s", maxsz)
return nil, gtserror.NewErrorBadRequest(errors.New(text), text)
}
// Parse focus details from API form input.
focusX, focusY, err := parseFocus(form.Focus)
if err != nil {
text := fmt.Sprintf("could not parse focus value %s: %s", form.Focus, err)
return nil, gtserror.NewErrorBadRequest(errors.New(text), text)
}
// Open multipart file reader.
mpfile, err := form.File.Open()
if err != nil {
err := gtserror.Newf("error opening multipart file: %w", err)
return nil, gtserror.NewErrorInternalError(err)
}
// Wrap the multipart file reader to ensure is limited to max.
rc, _, _ := iotools.UpdateReadCloserLimit(mpfile, int64(maxsz))
// Create local media and write to instance storage.
attachment, errWithCode := p.c.StoreLocalMedia(ctx,
account.ID,
func(ctx context.Context) (reader io.ReadCloser, err error) {
return rc, nil
},
media.AdditionalMediaInfo{
Description: &form.Description,
FocusX: &focusX,
FocusY: &focusY,
},
)
if errWithCode != nil {
return nil, errWithCode
}
apiAttachment, err := p.converter.AttachmentToAPIAttachment(ctx, attachment)
if err != nil {
err := fmt.Errorf("error parsing media attachment to frontend type: %s", err)
return nil, gtserror.NewErrorInternalError(err)
}
return &apiAttachment, nil
}