federate account updates

7 files changed, 135 insertions, 3 deletions

diff --git a/internal/federation/federatingdb/update.go b/internal/federation/federatingdb/update.go
index 3ac5f265a..1a148056b 100644
--- a/internal/federation/federatingdb/update.go
+++ b/internal/federation/federatingdb/update.go
@@ -120,6 +120,12 @@ func (f *federatingDB) Update(ctx context.Context, asType vocab.Type) error {
 			return fmt.Errorf("error converting to account: %s", err)
 		}
 
+		if updatedAcct.Domain == f.config.Host {
+			// no need to update local accounts
+			// in fact, if we do this will break the shit out of things so do NOT
+			return nil
+		}
+
 		if requestingAcct.URI != updatedAcct.URI {
 			return fmt.Errorf("update for account %s was requested by account %s, this is not valid", updatedAcct.URI, requestingAcct.URI)
 		}
diff --git a/internal/federation/federatingdb/util.go b/internal/federation/federatingdb/util.go
index 53fe194a7..ff6ae50a6 100644
--- a/internal/federation/federatingdb/util.go
+++ b/internal/federation/federatingdb/util.go
@@ -143,6 +143,19 @@ func (f *federatingDB) NewID(c context.Context, t vocab.Type) (id *url.URL, err
 				return idProp.GetIRI(), nil
 			}
 		}
+	case gtsmodel.ActivityStreamsUpdate:
+		// UPDATE
+		// ID might already be set on an update we've created, so check it here and return it if it is
+		update, ok := t.(vocab.ActivityStreamsUpdate)
+		if !ok {
+			return nil, errors.New("newid: fave couldn't be parsed into vocab.ActivityStreamsUpdate")
+		}
+		idProp := update.GetJSONLDId()
+		if idProp != nil {
+			if idProp.IsIRI() {
+				return idProp.GetIRI(), nil
+			}
+		}
 	}
 
 	// fallback default behavior: just return a random UUID after our protocol and host
diff --git a/internal/message/accountprocess.go b/internal/message/accountprocess.go
index 8847e5789..ea03ab0ff 100644
--- a/internal/message/accountprocess.go
+++ b/internal/message/accountprocess.go
@@ -188,6 +188,13 @@ func (p *processor) AccountUpdate(authed *oauth.Auth, form *apimodel.UpdateCrede
 		return nil, fmt.Errorf("could not fetch updated account %s: %s", authed.Account.ID, err)
 	}
 
+	p.fromClientAPI <- gtsmodel.FromClientAPI{
+		APObjectType:   gtsmodel.ActivityStreamsProfile,
+		APActivityType: gtsmodel.ActivityStreamsUpdate,
+		GTSModel:       updatedAccount,
+		OriginAccount:  updatedAccount,
+	}
+
 	acctSensitive, err := p.tc.AccountToMastoSensitive(updatedAccount)
 	if err != nil {
 		return nil, fmt.Errorf("could not convert account into mastosensitive account: %s", err)
diff --git a/internal/message/fromclientapiprocess.go b/internal/message/fromclientapiprocess.go
index 1d30b526c..40a2981a8 100644
--- a/internal/message/fromclientapiprocess.go
+++ b/internal/message/fromclientapiprocess.go
@@ -88,6 +88,16 @@ func (p *processor) processFromClientAPI(clientMsg gtsmodel.FromClientAPI) error
 		}
 	case gtsmodel.ActivityStreamsUpdate:
 		// UPDATE
+		switch clientMsg.APObjectType {
+		case gtsmodel.ActivityStreamsProfile, gtsmodel.ActivityStreamsPerson:
+			// UPDATE ACCOUNT/PROFILE
+			account, ok := clientMsg.GTSModel.(*gtsmodel.Account)
+			if !ok {
+				return errors.New("account was not parseable as *gtsmodel.Account")
+			}
+
+			return p.federateAccountUpdate(account, clientMsg.OriginAccount)
+		}
 	case gtsmodel.ActivityStreamsAccept:
 		// ACCEPT
 		switch clientMsg.APObjectType {
@@ -277,7 +287,27 @@ func (p *processor) federateAnnounce(boostWrapperStatus *gtsmodel.Status, boosti
 	if err != nil {
 		return fmt.Errorf("federateAnnounce: error parsing outboxURI %s: %s", boostingAccount.OutboxURI, err)
 	}
-	
+
 	_, err = p.federator.FederatingActor().Send(context.Background(), outboxIRI, announce)
 	return err
 }
+
+func (p *processor) federateAccountUpdate(updatedAccount *gtsmodel.Account, originAccount *gtsmodel.Account) error {
+	person, err := p.tc.AccountToAS(updatedAccount)
+	if err != nil {
+		return fmt.Errorf("federateAccountUpdate: error converting account to person: %s", err)
+	}
+
+	update, err := p.tc.WrapPersonInUpdate(person, originAccount)
+	if err != nil {
+		return fmt.Errorf("federateAccountUpdate: error wrapping person in update: %s", err)
+	}
+
+	outboxIRI, err := url.Parse(originAccount.OutboxURI)
+	if err != nil {
+		return fmt.Errorf("federateAnnounce: error parsing outboxURI %s: %s", originAccount.OutboxURI, err)
+	}
+
+	_, err = p.federator.FederatingActor().Send(context.Background(), outboxIRI, update)
+	return err
+}
diff --git a/internal/typeutils/converter.go b/internal/typeutils/converter.go
index 93ac6bd84..9cd7ad9b4 100644
--- a/internal/typeutils/converter.go
+++ b/internal/typeutils/converter.go
@@ -141,6 +141,13 @@ type TypeConverter interface {
 	FollowRequestToFollow(f *gtsmodel.FollowRequest) *gtsmodel.Follow
 	// StatusToBoost wraps the given status into a boosting status.
 	StatusToBoost(s *gtsmodel.Status, boostingAccount *gtsmodel.Account) (*gtsmodel.Status, error)
+
+	/*
+		WRAPPER CONVENIENCE FUNCTIONS
+	*/
+	
+	// WrapPersonInUpdate
+	WrapPersonInUpdate(person vocab.ActivityStreamsPerson, originAccount *gtsmodel.Account) (vocab.ActivityStreamsUpdate, error)
 }
 
 type converter struct {
diff --git a/internal/typeutils/wrap.go b/internal/typeutils/wrap.go
new file mode 100644
index 000000000..fde6fda79
--- /dev/null
+++ b/internal/typeutils/wrap.go
@@ -0,0 +1,61 @@
+package typeutils
+
+import (
+	"fmt"
+	"net/url"
+
+	"github.com/go-fed/activity/streams"
+	"github.com/go-fed/activity/streams/vocab"
+	"github.com/google/uuid"
+	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/util"
+)
+
+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, fmt.Errorf("WrapPersonInUpdate: error parsing url %s: %s", originAccount.URI, err)
+	}
+	actorProp := streams.NewActivityStreamsActorProperty()
+	actorProp.AppendIRI(actorURI)
+	update.SetActivityStreamsActor(actorProp)
+
+	// set the ID
+	idString := util.GenerateURIForUpdate(originAccount.Username, c.config.Protocol, c.config.Host, uuid.NewString())
+	idURI, err := url.Parse(idString)
+	if err != nil {
+		return nil, fmt.Errorf("WrapPersonInUpdate: error parsing url %s: %s", 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(asPublicURI)
+	if err != nil {
+		return nil, fmt.Errorf("WrapPersonInUpdate: error parsing url %s: %s", asPublicURI, err)
+	}
+	toProp := streams.NewActivityStreamsToProperty()
+	toProp.AppendIRI(toURI)
+	update.SetActivityStreamsTo(toProp)
+
+	// bcc followers
+	followersURI, err := url.Parse(originAccount.FollowersURI)
+	if err != nil {
+		return nil, fmt.Errorf("WrapPersonInUpdate: error parsing url %s: %s", originAccount.FollowersURI, err)
+	}
+	bccProp := streams.NewActivityStreamsBccProperty()
+	bccProp.AppendIRI(followersURI)
+	update.SetActivityStreamsBcc(bccProp)
+
+	return update, nil
+}
diff --git a/internal/util/uri.go b/internal/util/uri.go
index 8d64bdd8e..d8dce803b 100644
--- a/internal/util/uri.go
+++ b/internal/util/uri.go
@@ -49,6 +49,8 @@ const (
 	PublicKeyPath = "main-key"
 	// FollowPath used to generate the URI for an individual follow or follow request
 	FollowPath = "follow"
+	// UpdatePath is used to generate the URI for an account update
+	UpdatePath = "updates"
 )
 
 // APContextKey is a type used specifically for settings values on contexts within go-fed AP request chains
@@ -108,13 +110,19 @@ type UserURIs struct {
 // GenerateURIForFollow returns the AP URI for a new follow -- something like:
 // https://example.org/users/whatever_user/follow/41c7f33f-1060-48d9-84df-38dcb13cf0d8
 func GenerateURIForFollow(username string, protocol string, host string, thisFollowID string) string {
-	return fmt.Sprintf("%s://%s/%s/%s/%s", protocol, host, UsersPath, FollowPath, thisFollowID)
+	return fmt.Sprintf("%s://%s/%s/%s/%s/%s", protocol, host, UsersPath, username, FollowPath, thisFollowID)
 }
 
 // GenerateURIForFollow returns the AP URI for a new like/fave -- something like:
 // https://example.org/users/whatever_user/liked/41c7f33f-1060-48d9-84df-38dcb13cf0d8
 func GenerateURIForLike(username string, protocol string, host string, thisFavedID string) string {
-	return fmt.Sprintf("%s://%s/%s/%s/%s", protocol, host, UsersPath, LikedPath, thisFavedID)
+	return fmt.Sprintf("%s://%s/%s/%s/%s/%s", protocol, host, UsersPath, username, LikedPath, thisFavedID)
+}
+
+// GenerateURIForUpdate returns the AP URI for a new update activity -- something like:
+// https://example.org/users/whatever_user#updates/41c7f33f-1060-48d9-84df-38dcb13cf0d8
+func GenerateURIForUpdate(username string, protocol string, host string, thisUpdateID string) string {
+	return fmt.Sprintf("%s://%s/%s/%s#%s/%s", protocol, host, UsersPath, username, UpdatePath, thisUpdateID)
 }
 
 // GenerateURIsForAccount throws together a bunch of URIs for the given username, with the given protocol and host.