94 lines
3.3 KiB
Go
94 lines
3.3 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 federation
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"net/url"
|
|
|
|
"github.com/superseriousbusiness/activity/streams"
|
|
"github.com/superseriousbusiness/gotosocial/internal/federation/dereferencing"
|
|
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
|
|
)
|
|
|
|
func (p *processor) GetStatus(ctx context.Context, requestedUsername string, requestedStatusID string, requestURL *url.URL) (interface{}, gtserror.WithCode) {
|
|
// get the account the request is referring to
|
|
requestedAccount, err := p.db.GetAccountByUsernameDomain(ctx, requestedUsername, "")
|
|
if err != nil {
|
|
return nil, gtserror.NewErrorNotFound(fmt.Errorf("database error getting account with username %s: %s", requestedUsername, err))
|
|
}
|
|
|
|
// authenticate the request
|
|
requestingAccountURI, errWithCode := p.federator.AuthenticateFederatedRequest(ctx, requestedUsername)
|
|
if errWithCode != nil {
|
|
return nil, errWithCode
|
|
}
|
|
|
|
requestingAccount, err := p.federator.GetRemoteAccount(ctx, dereferencing.GetRemoteAccountParams{
|
|
RequestingUsername: requestedUsername,
|
|
RemoteAccountID: requestingAccountURI,
|
|
})
|
|
if err != nil {
|
|
return nil, gtserror.NewErrorUnauthorized(err)
|
|
}
|
|
|
|
// authorize the request:
|
|
// 1. check if a block exists between the requester and the requestee
|
|
blocked, err := p.db.IsBlocked(ctx, requestedAccount.ID, requestingAccount.ID, true)
|
|
if err != nil {
|
|
return nil, gtserror.NewErrorInternalError(err)
|
|
}
|
|
|
|
if blocked {
|
|
return nil, gtserror.NewErrorUnauthorized(fmt.Errorf("block exists between accounts %s and %s", requestedAccount.ID, requestingAccount.ID))
|
|
}
|
|
|
|
// get the status out of the database here
|
|
s, err := p.db.GetStatusByID(ctx, requestedStatusID)
|
|
if err != nil {
|
|
return nil, gtserror.NewErrorNotFound(fmt.Errorf("database error getting status with id %s and account id %s: %s", requestedStatusID, requestedAccount.ID, err))
|
|
}
|
|
|
|
if s.AccountID != requestedAccount.ID {
|
|
return nil, gtserror.NewErrorNotFound(fmt.Errorf("status with id %s does not belong to account with id %s", s.ID, requestedAccount.ID))
|
|
}
|
|
|
|
visible, err := p.filter.StatusVisible(ctx, s, requestingAccount)
|
|
if err != nil {
|
|
return nil, gtserror.NewErrorInternalError(err)
|
|
}
|
|
if !visible {
|
|
return nil, gtserror.NewErrorNotFound(fmt.Errorf("status with id %s not visible to user with id %s", s.ID, requestingAccount.ID))
|
|
}
|
|
|
|
// requester is authorized to view the status, so convert it to AP representation and serialize it
|
|
asStatus, err := p.tc.StatusToAS(ctx, s)
|
|
if err != nil {
|
|
return nil, gtserror.NewErrorInternalError(err)
|
|
}
|
|
|
|
data, err := streams.Serialize(asStatus)
|
|
if err != nil {
|
|
return nil, gtserror.NewErrorInternalError(err)
|
|
}
|
|
|
|
return data, nil
|
|
}
|