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// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// 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 typeutils
import (
"net/url"
"github.com/superseriousbusiness/activity/pub"
"github.com/superseriousbusiness/activity/streams"
"github.com/superseriousbusiness/activity/streams/vocab"
"github.com/superseriousbusiness/gotosocial/internal/ap"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/id"
"github.com/superseriousbusiness/gotosocial/internal/uris"
)
// WrapPersonInUpdate ...
func (c *Converter) WrapPersonInUpdate(person vocab.ActivityStreamsPerson, originAccount *gtsmodel.Account) (vocab.ActivityStreamsUpdate, error) {
update := streams.NewActivityStreamsUpdate()
// set the actor
actorURI, err := url.Parse(originAccount.URI)
if err != nil {
return nil, gtserror.Newf("error parsing url %s: %w", originAccount.URI, err)
}
actorProp := streams.NewActivityStreamsActorProperty()
actorProp.AppendIRI(actorURI)
update.SetActivityStreamsActor(actorProp)
// set the ID
newID, err := id.NewRandomULID()
if err != nil {
return nil, err
}
idString := uris.GenerateURIForUpdate(originAccount.Username, newID)
idURI, err := url.Parse(idString)
if err != nil {
return nil, gtserror.Newf("error parsing url %s: %w", idString, err)
}
idProp := streams.NewJSONLDIdProperty()
idProp.SetIRI(idURI)
update.SetJSONLDId(idProp)
// set the person as the object here
objectProp := streams.NewActivityStreamsObjectProperty()
objectProp.AppendActivityStreamsPerson(person)
update.SetActivityStreamsObject(objectProp)
// to should be public
toURI, err := url.Parse(pub.PublicActivityPubIRI)
if err != nil {
return nil, gtserror.Newf("error parsing url %s: %w", pub.PublicActivityPubIRI, err)
}
toProp := streams.NewActivityStreamsToProperty()
toProp.AppendIRI(toURI)
update.SetActivityStreamsTo(toProp)
// bcc followers
followersURI, err := url.Parse(originAccount.FollowersURI)
if err != nil {
return nil, gtserror.Newf("error parsing url %s: %w", originAccount.FollowersURI, err)
}
bccProp := streams.NewActivityStreamsBccProperty()
bccProp.AppendIRI(followersURI)
update.SetActivityStreamsBcc(bccProp)
return update, nil
}
// WrapNoteInCreate wraps a Statusable with a Create activity.
//
// If objectIRIOnly is set to true, then the function won't put the *entire* note in the Object field of the Create,
// but just the AP URI of the note. This is useful in cases where you want to give a remote server something to dereference,
// and still have control over whether or not they're allowed to actually see the contents.
func (c *Converter) WrapStatusableInCreate(status ap.Statusable, objectIRIOnly bool) (vocab.ActivityStreamsCreate, error) {
create := streams.NewActivityStreamsCreate()
// Object property
objectProp := streams.NewActivityStreamsObjectProperty()
if objectIRIOnly {
// Only append the object IRI to objectProp.
objectProp.AppendIRI(status.GetJSONLDId().GetIRI())
} else {
// Our statusable's are always note types.
asNote := status.(vocab.ActivityStreamsNote)
objectProp.AppendActivityStreamsNote(asNote)
}
create.SetActivityStreamsObject(objectProp)
// ID property
idProp := streams.NewJSONLDIdProperty()
createID := status.GetJSONLDId().GetIRI().String() + "/activity"
createIDIRI, err := url.Parse(createID)
if err != nil {
return nil, err
}
idProp.SetIRI(createIDIRI)
create.SetJSONLDId(idProp)
// Actor Property
actorProp := streams.NewActivityStreamsActorProperty()
actorIRI, err := ap.ExtractAttributedToURI(status)
if err != nil {
return nil, gtserror.Newf("couldn't extract AttributedTo: %w", err)
}
actorProp.AppendIRI(actorIRI)
create.SetActivityStreamsActor(actorProp)
// Published Property
publishedProp := streams.NewActivityStreamsPublishedProperty()
published, err := ap.ExtractPublished(status)
if err != nil {
return nil, gtserror.Newf("couldn't extract Published: %w", err)
}
publishedProp.Set(published)
create.SetActivityStreamsPublished(publishedProp)
// To Property
toProp := streams.NewActivityStreamsToProperty()
if toURIs := ap.ExtractToURIs(status); len(toURIs) != 0 {
for _, toURI := range toURIs {
toProp.AppendIRI(toURI)
}
create.SetActivityStreamsTo(toProp)
}
// Cc Property
ccProp := streams.NewActivityStreamsCcProperty()
if ccURIs := ap.ExtractCcURIs(status); len(ccURIs) != 0 {
for _, ccURI := range ccURIs {
ccProp.AppendIRI(ccURI)
}
create.SetActivityStreamsCc(ccProp)
}
return create, nil
}
// WrapStatusableInUpdate wraps a Statusable with an Update activity.
//
// If objectIRIOnly is set to true, then the function won't put the *entire* note in the Object field of the Create,
// but just the AP URI of the note. This is useful in cases where you want to give a remote server something to dereference,
// and still have control over whether or not they're allowed to actually see the contents.
func (c *Converter) WrapStatusableInUpdate(status ap.Statusable, objectIRIOnly bool) (vocab.ActivityStreamsUpdate, error) {
update := streams.NewActivityStreamsUpdate()
// Object property
objectProp := streams.NewActivityStreamsObjectProperty()
if objectIRIOnly {
objectProp.AppendIRI(status.GetJSONLDId().GetIRI())
} else if _, ok := status.(ap.Pollable); ok {
asQuestion := status.(vocab.ActivityStreamsQuestion)
objectProp.AppendActivityStreamsQuestion(asQuestion)
} else {
asNote := status.(vocab.ActivityStreamsNote)
objectProp.AppendActivityStreamsNote(asNote)
}
update.SetActivityStreamsObject(objectProp)
// ID property
idProp := streams.NewJSONLDIdProperty()
createID := status.GetJSONLDId().GetIRI().String() + "/activity"
createIDIRI, err := url.Parse(createID)
if err != nil {
return nil, err
}
idProp.SetIRI(createIDIRI)
update.SetJSONLDId(idProp)
// Actor Property
actorProp := streams.NewActivityStreamsActorProperty()
actorIRI, err := ap.ExtractAttributedToURI(status)
if err != nil {
return nil, gtserror.Newf("couldn't extract AttributedTo: %w", err)
}
actorProp.AppendIRI(actorIRI)
update.SetActivityStreamsActor(actorProp)
// To Property
toProp := streams.NewActivityStreamsToProperty()
if toURIs := ap.ExtractToURIs(status); len(toURIs) != 0 {
for _, toURI := range toURIs {
toProp.AppendIRI(toURI)
}
update.SetActivityStreamsTo(toProp)
}
// Cc Property
ccProp := streams.NewActivityStreamsCcProperty()
if ccURIs := ap.ExtractCcURIs(status); len(ccURIs) != 0 {
for _, ccURI := range ccURIs {
ccProp.AppendIRI(ccURI)
}
update.SetActivityStreamsCc(ccProp)
}
return update, nil
}
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