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/*
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 stream
import (
"errors"
"sync"
"github.com/superseriousbusiness/gotosocial/internal/oauth"
"github.com/superseriousbusiness/gotosocial/internal/state"
"github.com/superseriousbusiness/gotosocial/internal/stream"
)
type Processor struct {
state *state.State
oauthServer oauth.Server
streamMap sync.Map
}
func New(state *state.State, oauthServer oauth.Server) Processor {
return Processor{
state: state,
oauthServer: oauthServer,
}
}
// toAccount streams the given payload with the given event type to any streams currently open for the given account ID.
func (p *Processor) toAccount(payload string, event string, timelines []string, accountID string) error {
v, ok := p.streamMap.Load(accountID)
if !ok {
// no open connections so nothing to stream
return nil
}
streamsForAccount, ok := v.(*stream.StreamsForAccount)
if !ok {
return errors.New("stream map error")
}
streamsForAccount.Lock()
defer streamsForAccount.Unlock()
for _, s := range streamsForAccount.Streams {
s.Lock()
defer s.Unlock()
if !s.Connected {
continue
}
for _, t := range timelines {
if _, found := s.Timelines[t]; found {
s.Messages <- &stream.Message{
Stream: []string{string(t)},
Event: string(event),
Payload: payload,
}
// break out to the outer loop, to avoid sending duplicates
// of the same event to the same stream
break
}
}
}
return nil
}
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