gotosocial/internal/federation/dereferencing/emoji.go
tobi 268f252e0d
[feature] Fetch + display custom emoji in statuses from remote instances (#807)
* start implementing remote emoji fetcher

* update status where pk

* aaa

* tidy up a little

* check size limits for emojis

* thank you linter, i love you <3

* update swagger docs

* add emoji dereference test

* make emoji max sizes configurable

* normalize db.ErrAlreadyExists
2022-09-12 13:03:23 +02:00

52 lines
1.7 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"
"fmt"
"io"
"net/url"
"github.com/superseriousbusiness/gotosocial/internal/media"
)
func (d *deref) GetRemoteEmoji(ctx context.Context, requestingUsername string, remoteURL string, shortcode string, id string, emojiURI string, ai *media.AdditionalEmojiInfo) (*media.ProcessingEmoji, error) {
t, err := d.transportController.NewTransportForUsername(ctx, requestingUsername)
if err != nil {
return nil, fmt.Errorf("GetRemoteEmoji: error creating transport: %s", err)
}
derefURI, err := url.Parse(remoteURL)
if err != nil {
return nil, fmt.Errorf("GetRemoteEmoji: error parsing url: %s", err)
}
dataFunc := func(innerCtx context.Context) (io.Reader, int, error) {
return t.DereferenceMedia(innerCtx, derefURI)
}
processingMedia, err := d.mediaManager.ProcessEmoji(ctx, dataFunc, nil, shortcode, id, emojiURI, ai)
if err != nil {
return nil, fmt.Errorf("GetRemoteEmoji: error processing emoji: %s", err)
}
return processingMedia, nil
}