85 lines
2.5 KiB
Go
85 lines
2.5 KiB
Go
// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package federatingdb
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import (
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"context"
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"net/url"
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"slices"
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"github.com/superseriousbusiness/activity/streams/vocab"
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"github.com/superseriousbusiness/gotosocial/internal/ap"
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"github.com/superseriousbusiness/gotosocial/internal/gtserror"
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"github.com/superseriousbusiness/gotosocial/internal/log"
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"github.com/superseriousbusiness/gotosocial/internal/messages"
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)
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func (f *federatingDB) Announce(ctx context.Context, announce vocab.ActivityStreamsAnnounce) error {
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log.DebugKV(ctx, "announce", serialize{announce})
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activityContext := getActivityContext(ctx)
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if activityContext.internal {
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return nil // Already processed.
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}
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requestingAcct := activityContext.requestingAcct
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receivingAcct := activityContext.receivingAcct
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if requestingAcct.IsMoving() {
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// A Moving account
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// can't do this.
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return nil
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}
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// Ensure requestingAccount is among
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// the Actors doing the Announce.
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//
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// We don't support Announce forwards.
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actorIRIs := ap.GetActorIRIs(announce)
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if !slices.ContainsFunc(actorIRIs, func(actorIRI *url.URL) bool {
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return actorIRI.String() == requestingAcct.URI
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}) {
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return gtserror.Newf(
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"requestingAccount %s was not among Announce Actors",
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requestingAcct.URI,
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)
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}
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boost, isNew, err := f.converter.ASAnnounceToStatus(ctx, announce)
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if err != nil {
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return gtserror.Newf("error converting announce to boost: %w", err)
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}
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if !isNew {
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// We've already seen this boost;
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// nothing else to do here.
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return nil
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}
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// This is a new boost. Process side effects asynchronously.
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f.state.Workers.Federator.Queue.Push(&messages.FromFediAPI{
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APObjectType: ap.ActivityAnnounce,
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APActivityType: ap.ActivityCreate,
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GTSModel: boost,
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Receiving: receivingAcct,
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Requesting: requestingAcct,
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})
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return nil
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}
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