Refactor/tidy (#261)

* tidy up streaming

* cut down code duplication

* test get followers/following

* test streaming processor

* fix some test models

* add TimeMustParse

* fix uri / url typo

* make trace logging less verbose

* make logging more consistent

* disable quote on logging

* remove context.Background

* remove many extraneous mastodon references

* regenerate swagger

* don't log query on no rows result

* log latency first for easier reading

1 files changed, 14 insertions, 20 deletions

diff --git a/internal/federation/federatingdb/undo.go b/internal/federation/federatingdb/undo.go
index 481c2d787..9fcb6ce1a 100644
--- a/internal/federation/federatingdb/undo.go
+++ b/internal/federation/federatingdb/undo.go
@@ -20,48 +20,42 @@ package federatingdb
 
 import (
 	"context"
-	"encoding/json"
 	"errors"
 	"fmt"
 
-	"github.com/go-fed/activity/streams"
 	"github.com/go-fed/activity/streams/vocab"
 	"github.com/sirupsen/logrus"
 	"github.com/superseriousbusiness/gotosocial/internal/ap"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
-	"github.com/superseriousbusiness/gotosocial/internal/util"
 )
 
 func (f *federatingDB) Undo(ctx context.Context, undo vocab.ActivityStreamsUndo) error {
 	l := f.log.WithFields(
 		logrus.Fields{
-			"func":   "Undo",
-			"asType": undo.GetTypeName(),
+			"func": "Undo",
 		},
 	)
-	m, err := streams.Serialize(undo)
-	if err != nil {
-		return err
+
+	if l.Level >= logrus.DebugLevel {
+		i, err := marshalItem(undo)
+		if err != nil {
+			return err
+		}
+		l = l.WithField("undo", i)
+		l.Debug("entering Undo")
 	}
-	b, err := json.Marshal(m)
+
+	targetAcct, fromFederatorChan, err := extractFromCtx(ctx)
 	if err != nil {
 		return err
 	}
-	l.Debugf("received UNDO asType %s", string(b))
-
-	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,
+	if targetAcct == nil || fromFederatorChan == nil {
+		// If the target account or federator channel 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
 	}
-	targetAcct, ok := targetAcctI.(*gtsmodel.Account)
-	if !ok {
-		l.Error("UNDO: target account was set on context but couldn't be parsed")
-		return nil
-	}
 
 	undoObject := undo.GetActivityStreamsObject()
 	if undoObject == nil {