gotosocial/internal/federation/dereferencing/media.go

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/*
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"
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"io"
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"net/url"
"github.com/superseriousbusiness/gotosocial/internal/media"
)
func (d *deref) GetRemoteMedia(ctx context.Context, requestingUsername string, accountID string, remoteURL string, ai *media.AdditionalMediaInfo) (*media.ProcessingMedia, error) {
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if accountID == "" {
return nil, fmt.Errorf("GetRemoteMedia: account ID was empty")
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}
t, err := d.transportController.NewTransportForUsername(ctx, requestingUsername)
if err != nil {
return nil, fmt.Errorf("GetRemoteMedia: error creating transport: %s", err)
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}
derefURI, err := url.Parse(remoteURL)
if err != nil {
return nil, fmt.Errorf("GetRemoteMedia: error parsing url: %s", err)
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}
dataFunc := func(innerCtx context.Context) (io.Reader, int, error) {
return t.DereferenceMedia(innerCtx, derefURI)
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}
processingMedia, err := d.mediaManager.ProcessMedia(ctx, dataFunc, nil, accountID, ai)
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if err != nil {
return nil, fmt.Errorf("GetRemoteMedia: error processing attachment: %s", err)
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}
return processingMedia, nil
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}