gotosocial/internal/federation/dereferencing/attachment.go
Forest Johnson 6ed368cbeb
[feature] add authorization to the already-existing authentication (#365)
* add ensureUserIsAuthorizedOrRedirect to /oauth/authorize

* adding authorization (email confirm, account approve, etc) to TokenCheck

* revert un-needed changes to signin.go

* oops what happened here

* error css

* add account.SuspendedAt check

* remove redundant checks from oauth util Authed function

* wip tests

* tests passing

* stop stripping useful information from ErrAlreadyExists

* that feeling of scraping the dryer LINT off the screen

* oops I didn't mean to get rid of this NewTestRouter function

* make tests work with recorder

* re-add ConfigureTemplatesWithGin to handle template path err

Co-authored-by: tsmethurst <tobi.smethurst@protonmail.com>
2022-02-07 12:04:31 +01:00

105 lines
3.4 KiB
Go

/*
GoToSocial
Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
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 dereferencing
import (
"context"
"errors"
"fmt"
"net/url"
"github.com/sirupsen/logrus"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
)
func (d *deref) GetRemoteAttachment(ctx context.Context, requestingUsername string, minAttachment *gtsmodel.MediaAttachment) (*gtsmodel.MediaAttachment, error) {
if minAttachment.RemoteURL == "" {
return nil, fmt.Errorf("GetRemoteAttachment: minAttachment remote URL was empty")
}
remoteAttachmentURL := minAttachment.RemoteURL
l := logrus.WithFields(logrus.Fields{
"username": requestingUsername,
"remoteAttachmentURL": remoteAttachmentURL,
})
// return early if we already have the attachment somewhere
maybeAttachment := &gtsmodel.MediaAttachment{}
where := []db.Where{
{
Key: "remote_url",
Value: remoteAttachmentURL,
},
}
if err := d.db.GetWhere(ctx, where, maybeAttachment); err == nil {
// we already the attachment in the database
l.Debugf("GetRemoteAttachment: attachment already exists with id %s", maybeAttachment.ID)
return maybeAttachment, nil
}
a, err := d.RefreshAttachment(ctx, requestingUsername, minAttachment)
if err != nil {
return nil, fmt.Errorf("GetRemoteAttachment: error refreshing attachment: %s", err)
}
if err := d.db.Put(ctx, a); err != nil {
var alreadyExistsError *db.ErrAlreadyExists
if !errors.As(err, &alreadyExistsError) {
return nil, fmt.Errorf("GetRemoteAttachment: error inserting attachment: %s", err)
}
}
return a, nil
}
func (d *deref) RefreshAttachment(ctx context.Context, requestingUsername string, minAttachment *gtsmodel.MediaAttachment) (*gtsmodel.MediaAttachment, error) {
// it just doesn't exist or we have to refresh
if minAttachment.AccountID == "" {
return nil, fmt.Errorf("RefreshAttachment: minAttachment account ID was empty")
}
if minAttachment.File.ContentType == "" {
return nil, fmt.Errorf("RefreshAttachment: minAttachment.file.contentType was empty")
}
t, err := d.transportController.NewTransportForUsername(ctx, requestingUsername)
if err != nil {
return nil, fmt.Errorf("RefreshAttachment: error creating transport: %s", err)
}
derefURI, err := url.Parse(minAttachment.RemoteURL)
if err != nil {
return nil, err
}
attachmentBytes, err := t.DereferenceMedia(ctx, derefURI, minAttachment.File.ContentType)
if err != nil {
return nil, fmt.Errorf("RefreshAttachment: error dereferencing media: %s", err)
}
a, err := d.mediaHandler.ProcessAttachment(ctx, attachmentBytes, minAttachment)
if err != nil {
return nil, fmt.Errorf("RefreshAttachment: error processing attachment: %s", err)
}
return a, nil
}