[bugfix] Fix incorrect json-ld @context serialization (#3243)

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tobi 2024-08-26 19:17:45 +02:00 committed by GitHub
parent f4d69db36a
commit 8a34e4c28f
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6 changed files with 325 additions and 80 deletions

2
go.mod
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@ -51,7 +51,7 @@ require (
github.com/spf13/cobra v1.8.1
github.com/spf13/viper v1.19.0
github.com/stretchr/testify v1.9.0
github.com/superseriousbusiness/activity v1.8.0-gts
github.com/superseriousbusiness/activity v1.9.0-gts
github.com/superseriousbusiness/httpsig v1.2.0-SSB
github.com/superseriousbusiness/oauth2/v4 v4.3.2-SSB.0.20230227143000-f4900831d6c8
github.com/tdewolff/minify/v2 v2.20.37

4
go.sum
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@ -537,8 +537,8 @@ github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsT
github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
github.com/subosito/gotenv v1.6.0 h1:9NlTDc1FTs4qu0DDq7AEtTPNw6SVm7uBMsUCUjABIf8=
github.com/subosito/gotenv v1.6.0/go.mod h1:Dk4QP5c2W3ibzajGcXpNraDfq2IrhjMIvMSWPKKo0FU=
github.com/superseriousbusiness/activity v1.8.0-gts h1:CMSN1eZUwNfIX1DFo4YxRCzSeT4jmGoIdakt/ZuDkQM=
github.com/superseriousbusiness/activity v1.8.0-gts/go.mod h1:AZw0Xb4Oju8rmaJCZ21gc5CPg47MmNgyac+Hx5jo8VM=
github.com/superseriousbusiness/activity v1.9.0-gts h1:qWMDeiGdnVi+XG7CfuM7ET87qe9adousU6utWItBX/o=
github.com/superseriousbusiness/activity v1.9.0-gts/go.mod h1:9l74ZCv8zw07vipNMzahq8oQZt2xPaJZ+L+gLicQntQ=
github.com/superseriousbusiness/go-jpeg-image-structure/v2 v2.0.0-20220321154430-d89a106fdabe h1:ksl2oCx/Qo8sNDc3Grb8WGKBM9nkvhCm25uvlT86azE=
github.com/superseriousbusiness/go-jpeg-image-structure/v2 v2.0.0-20220321154430-d89a106fdabe/go.mod h1:gH4P6gN1V+wmIw5o97KGaa1RgXB/tVpC2UNzijhg3E4=
github.com/superseriousbusiness/go-png-image-structure/v2 v2.0.1-SSB h1:8psprYSK1KdOSH7yQ4PbJq0YYaGQY+gzdW/B0ExDb/8=

View file

@ -44,14 +44,23 @@ func (suite *InternalToASTestSuite) TestAccountToAS() {
ser, err := ap.Serialize(asPerson)
suite.NoError(err)
// Drop "@context" property as
// the ordering is non-determinate.
delete(ser, "@context")
bytes, err := json.MarshalIndent(ser, "", " ")
suite.NoError(err)
suite.Equal(`{
"@context": [
"https://w3id.org/security/v1",
"https://www.w3.org/ns/activitystreams",
{
"discoverable": "toot:discoverable",
"featured": {
"@id": "toot:featured",
"@type": "@id"
},
"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
"toot": "http://joinmastodon.org/ns#"
}
],
"discoverable": true,
"featured": "http://localhost:8080/users/the_mighty_zork/collections/featured",
"followers": "http://localhost:8080/users/the_mighty_zork/followers",
@ -94,14 +103,26 @@ func (suite *InternalToASTestSuite) TestAccountToASWithFields() {
ser, err := ap.Serialize(asPerson)
suite.NoError(err)
// Drop "@context" property as
// the ordering is non-determinate.
delete(ser, "@context")
bytes, err := json.MarshalIndent(ser, "", " ")
suite.NoError(err)
suite.Equal(`{
"@context": [
"https://w3id.org/security/v1",
"https://www.w3.org/ns/activitystreams",
{
"PropertyValue": "schema:PropertyValue",
"discoverable": "toot:discoverable",
"featured": {
"@id": "toot:featured",
"@type": "@id"
},
"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
"schema": "http://schema.org#",
"toot": "http://joinmastodon.org/ns#",
"value": "schema:value"
}
],
"attachment": [
{
"name": "should you follow me?",
@ -159,14 +180,28 @@ func (suite *InternalToASTestSuite) TestAccountToASAliasedAndMoved() {
ser, err := ap.Serialize(asPerson)
suite.NoError(err)
// Drop "@context" property as
// the ordering is non-determinate.
delete(ser, "@context")
bytes, err := json.MarshalIndent(ser, "", " ")
suite.NoError(err)
suite.Equal(`{
"@context": [
"https://w3id.org/security/v1",
"https://www.w3.org/ns/activitystreams",
{
"alsoKnownAs": "as:alsoKnownAs",
"discoverable": "toot:discoverable",
"featured": {
"@id": "toot:featured",
"@type": "@id"
},
"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
"movedTo": {
"@id": "as:movedTo",
"@type": "@id"
},
"toot": "http://joinmastodon.org/ns#"
}
],
"alsoKnownAs": [
"http://localhost:8080/users/1happyturtle"
],
@ -214,15 +249,27 @@ func (suite *InternalToASTestSuite) TestAccountToASWithOneField() {
ser, err := ap.Serialize(asPerson)
suite.NoError(err)
// Drop "@context" property as
// the ordering is non-determinate.
delete(ser, "@context")
bytes, err := json.MarshalIndent(ser, "", " ")
suite.NoError(err)
// Despite only one field being set, attachments should still be a slice/array.
suite.Equal(`{
"@context": [
"https://w3id.org/security/v1",
"https://www.w3.org/ns/activitystreams",
{
"PropertyValue": "schema:PropertyValue",
"discoverable": "toot:discoverable",
"featured": {
"@id": "toot:featured",
"@type": "@id"
},
"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
"schema": "http://schema.org#",
"toot": "http://joinmastodon.org/ns#",
"value": "schema:value"
}
],
"attachment": [
{
"name": "should you follow me?",
@ -263,14 +310,24 @@ func (suite *InternalToASTestSuite) TestAccountToASWithEmoji() {
ser, err := ap.Serialize(asPerson)
suite.NoError(err)
// Drop "@context" property as
// the ordering is non-determinate.
delete(ser, "@context")
bytes, err := json.MarshalIndent(ser, "", " ")
suite.NoError(err)
suite.Equal(`{
"@context": [
"https://w3id.org/security/v1",
"https://www.w3.org/ns/activitystreams",
{
"Emoji": "toot:Emoji",
"discoverable": "toot:discoverable",
"featured": {
"@id": "toot:featured",
"@type": "@id"
},
"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
"toot": "http://joinmastodon.org/ns#"
}
],
"discoverable": true,
"featured": "http://localhost:8080/users/the_mighty_zork/collections/featured",
"followers": "http://localhost:8080/users/the_mighty_zork/followers",
@ -325,14 +382,23 @@ func (suite *InternalToASTestSuite) TestAccountToASWithSharedInbox() {
ser, err := ap.Serialize(asPerson)
suite.NoError(err)
// Drop "@context" property as
// the ordering is non-determinate.
delete(ser, "@context")
bytes, err := json.MarshalIndent(ser, "", " ")
suite.NoError(err)
suite.Equal(`{
"@context": [
"https://w3id.org/security/v1",
"https://www.w3.org/ns/activitystreams",
{
"discoverable": "toot:discoverable",
"featured": {
"@id": "toot:featured",
"@type": "@id"
},
"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
"toot": "http://joinmastodon.org/ns#"
}
],
"discoverable": true,
"endpoints": {
"sharedInbox": "http://localhost:8080/sharedInbox"
@ -378,14 +444,17 @@ func (suite *InternalToASTestSuite) TestStatusToAS() {
ser, err := ap.Serialize(asStatus)
suite.NoError(err)
// Drop "@context" property as
// the ordering is non-determinate.
delete(ser, "@context")
bytes, err := json.MarshalIndent(ser, "", " ")
suite.NoError(err)
suite.Equal(`{
"@context": [
"https://gotosocial.org/ns",
"https://www.w3.org/ns/activitystreams",
{
"sensitive": "as:sensitive"
}
],
"attachment": [],
"attributedTo": "http://localhost:8080/users/the_mighty_zork",
"cc": "http://localhost:8080/users/the_mighty_zork/followers",
@ -445,14 +514,21 @@ func (suite *InternalToASTestSuite) TestStatusWithTagsToASWithIDs() {
ser, err := ap.Serialize(asStatus)
suite.NoError(err)
// Drop "@context" property as
// the ordering is non-determinate.
delete(ser, "@context")
bytes, err := json.MarshalIndent(ser, "", " ")
suite.NoError(err)
suite.Equal(`{
"@context": [
"https://gotosocial.org/ns",
"https://www.w3.org/ns/activitystreams",
{
"Emoji": "toot:Emoji",
"Hashtag": "as:Hashtag",
"blurhash": "toot:blurhash",
"sensitive": "as:sensitive",
"toot": "http://joinmastodon.org/ns#"
}
],
"attachment": [
{
"blurhash": "LIIE|gRj00WB-;j[t7j[4nWBj[Rj",
@ -538,14 +614,21 @@ func (suite *InternalToASTestSuite) TestStatusWithTagsToASFromDB() {
ser, err := ap.Serialize(asStatus)
suite.NoError(err)
// Drop "@context" property as
// the ordering is non-determinate.
delete(ser, "@context")
bytes, err := json.MarshalIndent(ser, "", " ")
suite.NoError(err)
suite.Equal(`{
"@context": [
"https://gotosocial.org/ns",
"https://www.w3.org/ns/activitystreams",
{
"Emoji": "toot:Emoji",
"Hashtag": "as:Hashtag",
"blurhash": "toot:blurhash",
"sensitive": "as:sensitive",
"toot": "http://joinmastodon.org/ns#"
}
],
"attachment": [
{
"blurhash": "LIIE|gRj00WB-;j[t7j[4nWBj[Rj",
@ -632,14 +715,17 @@ func (suite *InternalToASTestSuite) TestStatusToASWithMentions() {
ser, err := ap.Serialize(asStatus)
suite.NoError(err)
// Drop "@context" property as
// the ordering is non-determinate.
delete(ser, "@context")
bytes, err := json.MarshalIndent(ser, "", " ")
suite.NoError(err)
suite.Equal(`{
"@context": [
"https://gotosocial.org/ns",
"https://www.w3.org/ns/activitystreams",
{
"sensitive": "as:sensitive"
}
],
"attachment": [],
"attributedTo": "http://localhost:8080/users/admin",
"cc": [

View file

@ -72,14 +72,17 @@ func (suite *WrapTestSuite) TestWrapNoteInCreate() {
createI, err := ap.Serialize(create)
suite.NoError(err)
// Chop off @context since
// ordering is non-determinate.
delete(createI, "@context")
bytes, err := json.MarshalIndent(createI, "", " ")
suite.NoError(err)
suite.Equal(`{
"@context": [
"https://gotosocial.org/ns",
"https://www.w3.org/ns/activitystreams",
{
"sensitive": "as:sensitive"
}
],
"actor": "http://localhost:8080/users/the_mighty_zork",
"cc": "http://localhost:8080/users/the_mighty_zork/followers",
"id": "http://localhost:8080/users/the_mighty_zork/statuses/01F8MHAMCHF6Y650WCRSCP4WMY/activity#Create",

View file

@ -1,6 +1,9 @@
package streams
import (
"maps"
"slices"
"github.com/superseriousbusiness/activity/streams/vocab"
)
@ -10,47 +13,200 @@
// rest of the payload. Important for linked-data representations, but
// only applicable to go-fed at code-generation time.
jsonLDContext = "@context"
asNS = "https://www.w3.org/ns/activitystreams"
tootNS = "http://joinmastodon.org/ns"
schemaNS = "http://schema.org"
)
// Map of inlines @context entries that may need to be added
// when vocabs include "https://www.w3.org/ns/activitystreams".
var asInlines = map[string]any{
"Hashtag": "as:Hashtag",
"alsoKnownAs": "as:alsoKnownAs",
"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
"sensitive": "as:sensitive",
"movedTo": map[string]string{
"@id": "as:movedTo",
"@type": "@id",
},
}
// Map of inlines @context entries that may need to be
// added when vocabs include "http://joinmastodon.org/ns".
var tootInlines = map[string]any{
"Emoji": "toot:Emoji",
"blurhash": "toot:blurhash",
"discoverable": "toot:discoverable",
"indexable": "toot:indexable",
"memorial": "toot:memorial",
"suspended": "toot:suspended",
"votersCount": "toot:votersCount",
"featured": map[string]string{
"@id": "toot:featured",
"@type": "@id",
},
"featuredTags": map[string]string{
"@id": "toot:featuredTags",
"@type": "@id",
},
"focalPoint": map[string]string{
"@container": "@list",
"@id": "toot:focalPoint",
},
}
// Map of inlines @context entries that may need to
// be added when vocabs include "http://schema.org".
var schemaInlines = map[string]any{
"PropertyValue": "schema:PropertyValue",
"value": "schema:value",
}
// getLookup returns a lookup map of all interesting field names
// + type names on the given "in" map that may need to be inlined.
func getLookup(in map[string]any) map[string]struct{} {
out := make(map[string]struct{})
for k, v := range in {
// Pull out keys from any nested maps.
if nested, ok := v.(map[string]any); ok {
maps.Copy(out, getLookup(nested))
continue
}
// Pull out keys from any
// arrays of nested maps.
if nestedIs, ok := v.([]any); ok {
for _, nestedI := range nestedIs {
if nested, ok := nestedI.(map[string]any); ok {
maps.Copy(out, getLookup(nested))
continue
}
}
}
// For types, we actually care about
// the *value*, ie., the name of the
// type, not the type key itself.
if k == "type" {
out[v.(string)] = struct{}{}
continue
}
out[k] = struct{}{}
}
return out
}
func copyInlines(
src map[string]any,
dst map[string]any,
lookup map[string]struct{},
) {
for k, v := range src {
_, ok := lookup[k]
if ok {
dst[k] = v
}
}
}
// Serialize adds the context vocabularies contained within the type
// into the JSON-LD @context field, and aliases them appropriately.
func Serialize(a vocab.Type) (m map[string]interface{}, e error) {
func Serialize(a vocab.Type) (m map[string]any, e error) {
m, e = a.Serialize()
if e != nil {
return
}
v := a.JSONLDContext()
// Transform the map of vocabulary-to-aliases into a context payload,
// but do so in a way that at least keeps it readable for other humans.
var contextValue interface{}
if len(v) == 1 {
for vocab, alias := range v {
if len(alias) == 0 {
contextValue = vocab
var (
// Slice of vocab URIs
// used in this vocab.Type.
vocabs = a.JSONLDContext()
// Slice of vocab URIs to add
// to the base @context slice.
includeVocabs []string
// Object to inline as an extra
// entry in the @context slice.
inlinedContext = make(map[string]any)
)
// Get a lookup of all field and
// type names we need to care about.
lookup := getLookup(m)
// Go through each used vocab and see
// if we need to special case it.
for vocab := range vocabs {
switch vocab {
case asNS:
// ActivityStreams vocab.
//
// The namespace URI already points to
// a proper @context document but we
// need to add some extra inlines.
includeVocabs = append(includeVocabs, asNS)
copyInlines(asInlines, inlinedContext, lookup)
case schemaNS:
// Schema vocab.
//
// The URI doesn't point to a @context
// document so we need to inline everything.
inlinedContext["schema"] = schemaNS + "#"
copyInlines(schemaInlines, inlinedContext, lookup)
case tootNS:
// Toot/Mastodon vocab.
//
// The URI doesn't point to a @context
// document so we need to inline everything.
inlinedContext["toot"] = tootNS + "#"
copyInlines(tootInlines, inlinedContext, lookup)
default:
// No special case.
includeVocabs = append(includeVocabs, vocab)
}
}
// Sort used vocab entries alphabetically
// to make their ordering predictable.
slices.Sort(includeVocabs)
// Create final slice of @context
// entries we'll need to include.
contextEntries := make([]any, 0, len(includeVocabs)+1)
// Append each included vocab to the slice.
for _, vocab := range includeVocabs {
contextEntries = append(contextEntries, vocab)
}
// Append any inlinedContext to the slice.
if len(inlinedContext) != 0 {
contextEntries = append(contextEntries, inlinedContext)
}
// Include @context on the final output,
// using an array if there's more than
// one entry, just a property otherwise.
if len(contextEntries) != 1 {
m[jsonLDContext] = contextEntries
} else {
contextValue = map[string]string{
alias: vocab,
m[jsonLDContext] = contextEntries[0]
}
}
}
} else {
var arr []interface{}
aliases := make(map[string]string)
for vocab, alias := range v {
if len(alias) == 0 {
arr = append(arr, vocab)
} else {
aliases[alias] = vocab
}
}
if len(aliases) > 0 {
arr = append(arr, aliases)
}
contextValue = arr
}
// TODO: Update the context instead if it already exists
m[jsonLDContext] = contextValue
// TODO: Sort the context based on arbitrary order.
// Delete any existing `@context` in child maps.
var cleanFnRecur func(map[string]interface{})
cleanFnRecur = func(r map[string]interface{}) {

4
vendor/modules.txt vendored
View file

@ -647,8 +647,8 @@ github.com/stretchr/testify/suite
# github.com/subosito/gotenv v1.6.0
## explicit; go 1.18
github.com/subosito/gotenv
# github.com/superseriousbusiness/activity v1.8.0-gts
## explicit; go 1.18
# github.com/superseriousbusiness/activity v1.9.0-gts
## explicit; go 1.21
github.com/superseriousbusiness/activity/pub
github.com/superseriousbusiness/activity/streams
github.com/superseriousbusiness/activity/streams/impl/activitystreams/property_accuracy