gotosocial/internal/processing/status/boostedby.go

107 lines
3.8 KiB
Go

/*
GoToSocial
Copyright (C) 2021-2023 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 status
import (
"context"
"errors"
"fmt"
apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
)
func (p *processor) BoostedBy(ctx context.Context, requestingAccount *gtsmodel.Account, targetStatusID string) ([]*apimodel.Account, gtserror.WithCode) {
targetStatus, err := p.db.GetStatusByID(ctx, targetStatusID)
if err != nil {
wrapped := fmt.Errorf("BoostedBy: error fetching status %s: %s", targetStatusID, err)
if !errors.Is(err, db.ErrNoEntries) {
return nil, gtserror.NewErrorInternalError(wrapped)
}
return nil, gtserror.NewErrorNotFound(wrapped)
}
if boostOfID := targetStatus.BoostOfID; boostOfID != "" {
// the target status is a boost wrapper, redirect this request to the status it boosts
boostedStatus, err := p.db.GetStatusByID(ctx, boostOfID)
if err != nil {
wrapped := fmt.Errorf("BoostedBy: error fetching status %s: %s", boostOfID, err)
if !errors.Is(err, db.ErrNoEntries) {
return nil, gtserror.NewErrorInternalError(wrapped)
}
return nil, gtserror.NewErrorNotFound(wrapped)
}
targetStatus = boostedStatus
}
visible, err := p.filter.StatusVisible(ctx, targetStatus, requestingAccount)
if err != nil {
err = fmt.Errorf("BoostedBy: error seeing if status %s is visible: %s", targetStatus.ID, err)
return nil, gtserror.NewErrorNotFound(err)
}
if !visible {
err = errors.New("BoostedBy: status is not visible")
return nil, gtserror.NewErrorNotFound(err)
}
statusReblogs, err := p.db.GetStatusReblogs(ctx, targetStatus)
if err != nil {
err = fmt.Errorf("BoostedBy: error seeing who boosted status: %s", err)
return nil, gtserror.NewErrorNotFound(err)
}
// filter account IDs so the user doesn't see accounts they blocked or which blocked them
accountIDs := make([]string, 0, len(statusReblogs))
for _, s := range statusReblogs {
blocked, err := p.db.IsBlocked(ctx, requestingAccount.ID, s.AccountID, true)
if err != nil {
err = fmt.Errorf("BoostedBy: error checking blocks: %s", err)
return nil, gtserror.NewErrorNotFound(err)
}
if !blocked {
accountIDs = append(accountIDs, s.AccountID)
}
}
// TODO: filter other things here? suspended? muted? silenced?
// fetch accounts + create their API representations
apiAccounts := make([]*apimodel.Account, 0, len(accountIDs))
for _, accountID := range accountIDs {
account, err := p.db.GetAccountByID(ctx, accountID)
if err != nil {
wrapped := fmt.Errorf("BoostedBy: error fetching account %s: %s", accountID, err)
if !errors.Is(err, db.ErrNoEntries) {
return nil, gtserror.NewErrorInternalError(wrapped)
}
return nil, gtserror.NewErrorNotFound(wrapped)
}
apiAccount, err := p.tc.AccountToAPIAccountPublic(ctx, account)
if err != nil {
err = fmt.Errorf("BoostedBy: error converting account to api model: %s", err)
return nil, gtserror.NewErrorInternalError(err)
}
apiAccounts = append(apiAccounts, apiAccount)
}
return apiAccounts, nil
}