mirror of
https://github.com/superseriousbusiness/gotosocial.git
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53507ac2a3
* rework mention creation a bit * rework mention creation a bit * tidy up status dereferencing * start adding tests for dereferencing * fixups * fix * review changes
85 lines
2.9 KiB
Go
85 lines
2.9 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package dereferencing
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import (
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"context"
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"fmt"
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"net/url"
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"github.com/sirupsen/logrus"
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"github.com/superseriousbusiness/gotosocial/internal/db"
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"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
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)
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func (d *deref) GetRemoteAttachment(ctx context.Context, requestingUsername string, remoteAttachmentURI *url.URL, ownerAccountID string, statusID string, expectedContentType string) (*gtsmodel.MediaAttachment, error) {
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l := d.log.WithFields(logrus.Fields{
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"username": requestingUsername,
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"remoteAttachmentURI": remoteAttachmentURI,
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})
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maybeAttachment := >smodel.MediaAttachment{}
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where := []db.Where{
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{
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Key: "remote_url",
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Value: remoteAttachmentURI.String(),
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},
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}
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if err := d.db.GetWhere(ctx, where, maybeAttachment); err == nil {
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// we already the attachment in the database
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l.Debugf("GetRemoteAttachment: attachment already exists with id %s", maybeAttachment.ID)
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return maybeAttachment, nil
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}
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a, err := d.RefreshAttachment(ctx, requestingUsername, remoteAttachmentURI, ownerAccountID, expectedContentType)
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if err != nil {
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return nil, fmt.Errorf("GetRemoteAttachment: error refreshing attachment: %s", err)
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}
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a.StatusID = statusID
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if err := d.db.Put(ctx, a); err != nil {
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if err != db.ErrAlreadyExists {
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return nil, fmt.Errorf("GetRemoteAttachment: error inserting attachment: %s", err)
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}
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}
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return a, nil
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}
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func (d *deref) RefreshAttachment(ctx context.Context, requestingUsername string, remoteAttachmentURI *url.URL, ownerAccountID string, expectedContentType string) (*gtsmodel.MediaAttachment, error) {
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// it just doesn't exist or we have to refresh
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t, err := d.transportController.NewTransportForUsername(ctx, requestingUsername)
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if err != nil {
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return nil, fmt.Errorf("RefreshAttachment: error creating transport: %s", err)
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}
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attachmentBytes, err := t.DereferenceMedia(ctx, remoteAttachmentURI, expectedContentType)
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if err != nil {
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return nil, fmt.Errorf("RefreshAttachment: error dereferencing media: %s", err)
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}
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a, err := d.mediaHandler.ProcessAttachment(ctx, attachmentBytes, ownerAccountID, remoteAttachmentURI.String())
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if err != nil {
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return nil, fmt.Errorf("RefreshAttachment: error processing attachment: %s", err)
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}
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return a, nil
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}
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