diff options
Diffstat (limited to 'models/activity_streams_object.go')
-rw-r--r-- | models/activity_streams_object.go | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/models/activity_streams_object.go b/models/activity_streams_object.go new file mode 100644 index 0000000..85a7d09 --- /dev/null +++ b/models/activity_streams_object.go @@ -0,0 +1,53 @@ +package models + +import ( + "fmt" + "time" + + "git.capotej.com/capotej/communique/config" + "github.com/dgraph-io/badger/v3" + "github.com/go-fed/activity/streams/vocab" + "github.com/segmentio/ksuid" +) + +// ActivityStreamsObject is our internal model for storing activity streams objects +// For every object we receive, we create 2+N copies of it in Badger: +// - the original object +// - a copy for dedupe with an optional TTL (specified by handler response) TODO +// - a temporary copy for every subscriber until it is delivered TODO +type ActivityStreamsObject struct { + wrappedObject vocab.ActivityStreamsNote // OPTIONAL, not always wrapped (think .count) + handler config.Handler +} + +func NewActivityStreamsObject(obj vocab.ActivityStreamsNote, h config.Handler) *ActivityStreamsObject { + aso := &ActivityStreamsObject{wrappedObject: obj, handler: h} + return aso +} + +func (a *ActivityStreamsObject) keyName() []byte { + k, _ := ksuid.NewRandomWithTime(time.Now()) + key := fmt.Sprintf("%s:%s", a.Keybase(), k.String()) + return []byte(key) +} + +func (a *ActivityStreamsObject) Keybase() string { + keyBase := fmt.Sprintf("outboxes:%s", a.handler.Name) + return keyBase +} + +func (a *ActivityStreamsObject) content() []byte { + var contentVal string + if a.wrappedObject.GetActivityStreamsContent() != nil { + content := a.wrappedObject.GetActivityStreamsContent() + for contentIter := content.Begin(); contentIter != content.End(); contentIter = contentIter.Next() { + contentVal = contentIter.GetXMLSchemaString() + } + } + return []byte(contentVal) +} + +func (a *ActivityStreamsObject) Save(txn *badger.Txn) error { + e := badger.NewEntry(a.keyName(), a.content()) + return txn.SetEntry(e) +} |