gotosocial/internal/processing/timeline.go

123 lines
4.2 KiB
Go
Raw Normal View History

/*
GoToSocial
Copyright (C) 2021 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 processing
import (
"fmt"
apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/oauth"
)
func (p *processor) HomeTimelineGet(authed *oauth.Auth, maxID string, sinceID string, minID string, limit int, local bool) ([]apimodel.Status, ErrorWithCode) {
statuses, err := p.db.GetHomeTimelineForAccount(authed.Account.ID, maxID, sinceID, minID, limit, local)
if err != nil {
return nil, NewErrorInternalError(err)
}
s, err := p.filterStatuses(authed, statuses)
if err != nil {
return nil, NewErrorInternalError(err)
}
return s, nil
}
func (p *processor) PublicTimelineGet(authed *oauth.Auth, maxID string, sinceID string, minID string, limit int, local bool) ([]apimodel.Status, ErrorWithCode) {
statuses, err := p.db.GetPublicTimelineForAccount(authed.Account.ID, maxID, sinceID, minID, limit, local)
if err != nil {
return nil, NewErrorInternalError(err)
}
s, err := p.filterStatuses(authed, statuses)
if err != nil {
return nil, NewErrorInternalError(err)
}
return s, nil
}
func (p *processor) filterStatuses(authed *oauth.Auth, statuses []*gtsmodel.Status) ([]apimodel.Status, error) {
l := p.log.WithField("func", "filterStatuses")
apiStatuses := []apimodel.Status{}
for _, s := range statuses {
targetAccount := &gtsmodel.Account{}
if err := p.db.GetByID(s.AccountID, targetAccount); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
l.Debugf("skipping status %s because account %s can't be found in the db", s.ID, s.AccountID)
continue
}
return nil, NewErrorInternalError(fmt.Errorf("HomeTimelineGet: error getting status author: %s", err))
}
relevantAccounts, err := p.db.PullRelevantAccountsFromStatus(s)
if err != nil {
l.Debugf("skipping status %s because we couldn't pull relevant accounts from the db", s.ID)
continue
}
visible, err := p.db.StatusVisible(s, targetAccount, authed.Account, relevantAccounts)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("HomeTimelineGet: error checking status visibility: %s", err))
}
if !visible {
continue
}
var boostedStatus *gtsmodel.Status
if s.BoostOfID != "" {
bs := &gtsmodel.Status{}
if err := p.db.GetByID(s.BoostOfID, bs); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
l.Debugf("skipping status %s because status %s can't be found in the db", s.ID, s.BoostOfID)
continue
}
return nil, NewErrorInternalError(fmt.Errorf("HomeTimelineGet: error getting boosted status: %s", err))
}
boostedRelevantAccounts, err := p.db.PullRelevantAccountsFromStatus(bs)
if err != nil {
l.Debugf("skipping status %s because we couldn't pull relevant accounts from the db", s.ID)
continue
}
boostedVisible, err := p.db.StatusVisible(bs, relevantAccounts.BoostedAccount, authed.Account, boostedRelevantAccounts)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("HomeTimelineGet: error checking boosted status visibility: %s", err))
}
if boostedVisible {
boostedStatus = bs
}
}
apiStatus, err := p.tc.StatusToMasto(s, targetAccount, authed.Account, relevantAccounts.BoostedAccount, relevantAccounts.ReplyToAccount, boostedStatus)
if err != nil {
l.Debugf("skipping status %s because it couldn't be converted to its mastodon representation: %s", s.ID, err)
continue
}
apiStatuses = append(apiStatuses, *apiStatus)
}
return apiStatuses, nil
}