GoToSocial/internal/federation/federatingdb/delete.go

89 lines
2.8 KiB
Go
Raw Normal View History

package federatingdb
import (
"context"
"fmt"
"net/url"
"github.com/sirupsen/logrus"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/util"
)
// Delete removes the entry with the given id.
//
// Delete is only called for federated objects. Deletes from the Social
// Protocol instead call Update to create a Tombstone.
//
// The library makes this call only after acquiring a lock first.
func (f *federatingDB) Delete(ctx context.Context, id *url.URL) error {
l := f.log.WithFields(
logrus.Fields{
"func": "Delete",
"id": id.String(),
},
)
l.Debugf("received DELETE id %s", id.String())
2021-07-27 10:45:22 +02:00
targetAcctI := ctx.Value(util.APAccount)
if targetAcctI == nil {
// If the target account wasn't set on the context, that means this request didn't pass through the
// API, but came from inside GtS as the result of another activity on this instance. That being so,
// we can safely just ignore this activity, since we know we've already processed it elsewhere.
return nil
}
2021-07-27 10:45:22 +02:00
targetAcct, ok := targetAcctI.(*gtsmodel.Account)
if !ok {
2021-07-27 10:45:22 +02:00
l.Error("DELETE: target account was set on context but couldn't be parsed")
return nil
}
fromFederatorChanI := ctx.Value(util.APFromFederatorChanKey)
if fromFederatorChanI == nil {
2021-07-27 10:45:22 +02:00
l.Error("DELETE: from federator channel wasn't set on context")
return nil
}
fromFederatorChan, ok := fromFederatorChanI.(chan gtsmodel.FromFederator)
if !ok {
2021-07-27 10:45:22 +02:00
l.Error("DELETE: from federator channel was set on context but couldn't be parsed")
return nil
}
// in a delete we only get the URI, we can't know if we have a status or a profile or something else,
// so we have to try a few different things...
where := []db.Where{{Key: "uri", Value: id.String()}}
s := &gtsmodel.Status{}
if err := f.db.GetWhere(where, s); err == nil {
// it's a status
l.Debugf("uri is for status with id: %s", s.ID)
if err := f.db.DeleteByID(s.ID, &gtsmodel.Status{}); err != nil {
2021-07-27 10:45:22 +02:00
return fmt.Errorf("DELETE: err deleting status: %s", err)
}
fromFederatorChan <- gtsmodel.FromFederator{
APObjectType: gtsmodel.ActivityStreamsNote,
APActivityType: gtsmodel.ActivityStreamsDelete,
GTSModel: s,
2021-07-27 10:45:22 +02:00
ReceivingAccount: targetAcct,
}
}
a := &gtsmodel.Account{}
if err := f.db.GetWhere(where, a); err == nil {
// it's an account
l.Debugf("uri is for an account with id: %s", s.ID)
if err := f.db.DeleteByID(a.ID, &gtsmodel.Account{}); err != nil {
2021-07-27 10:45:22 +02:00
return fmt.Errorf("DELETE: err deleting account: %s", err)
}
fromFederatorChan <- gtsmodel.FromFederator{
APObjectType: gtsmodel.ActivityStreamsProfile,
APActivityType: gtsmodel.ActivityStreamsDelete,
GTSModel: a,
2021-07-27 10:45:22 +02:00
ReceivingAccount: targetAcct,
}
}
return nil
}