[bugfix] Always serialize orderedItems as array (#1673)

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tobi 2023-04-06 13:16:53 +02:00 committed by GitHub
parent 8d2a76c58c
commit 4f322f527f
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4 changed files with 77 additions and 7 deletions

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@ -236,13 +236,15 @@ Example of a featured collection of a user who has pinned multiple `Note`s:
}
```
Example of a user who has pinned one `Note` (`orderedItems` is just a URL string now!):
Example of a user who has pinned one `Note`:
```json
{
"@context": "https://www.w3.org/ns/activitystreams",
"id": "https://example.org/users/some_user/collections/featured",
"orderedItems": "https://example.org/users/some_user/statuses/01GS7VTYH0S77NNXTP6W4G9EAG",
"orderedItems": [
"https://example.org/users/some_user/statuses/01GS7VTYH0S77NNXTP6W4G9EAG"
],
"totalItems": 1,
"type": "OrderedCollection"
}

64
internal/ap/serialize.go Normal file
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@ -0,0 +1,64 @@
// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// 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 ap
import (
"errors"
"github.com/superseriousbusiness/activity/streams"
"github.com/superseriousbusiness/activity/streams/vocab"
)
// SerializeOrderedCollection is a custom serializer for an ActivityStreamsOrderedCollection.
// Unlike the standard streams.Serialize function, this serializer normalizes the orderedItems
// value to always be an array/slice, regardless of how many items are contained therein.
//
// TODO: Remove this function if we can fix the underlying issue in Go-Fed.
//
// See:
// - https://github.com/go-fed/activity/issues/139
// - https://github.com/mastodon/mastodon/issues/24225
func SerializeOrderedCollection(orderedCollection vocab.ActivityStreamsOrderedCollection) (map[string]interface{}, error) {
data, err := streams.Serialize(orderedCollection)
if err != nil {
return nil, err
}
return data, normalizeOrderedCollectionData(data)
}
func normalizeOrderedCollectionData(rawOrderedCollection map[string]interface{}) error {
orderedItems, ok := rawOrderedCollection["orderedItems"]
if !ok {
return errors.New("no orderedItems set on OrderedCollection")
}
if _, ok := orderedItems.([]interface{}); ok {
// Already slice.
return nil
}
orderedItemsString, ok := orderedItems.(string)
if !ok {
return errors.New("orderedItems was neither slice nor string")
}
rawOrderedCollection["orderedItems"] = []string{orderedItemsString}
return nil
}

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@ -25,6 +25,7 @@ import (
"net/url"
"github.com/superseriousbusiness/activity/streams"
"github.com/superseriousbusiness/gotosocial/internal/ap"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
)
@ -172,7 +173,7 @@ func (p *Processor) FeaturedCollectionGet(ctx context.Context, requestedUsername
return nil, gtserror.NewErrorInternalError(err)
}
data, err := streams.Serialize(collection)
data, err := ap.SerializeOrderedCollection(collection)
if err != nil {
return nil, gtserror.NewErrorInternalError(err)
}

View file

@ -26,6 +26,7 @@ import (
"github.com/stretchr/testify/suite"
"github.com/superseriousbusiness/activity/streams"
"github.com/superseriousbusiness/gotosocial/internal/ap"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/testrig"
@ -669,7 +670,7 @@ func (suite *InternalToASTestSuite) TestPinnedStatusesToASSomeItems() {
suite.FailNow(err.Error())
}
ser, err := streams.Serialize(collection)
ser, err := ap.SerializeOrderedCollection(collection)
suite.NoError(err)
bytes, err := json.MarshalIndent(ser, "", " ")
@ -701,7 +702,7 @@ func (suite *InternalToASTestSuite) TestPinnedStatusesToASNoItems() {
suite.FailNow(err.Error())
}
ser, err := streams.Serialize(collection)
ser, err := ap.SerializeOrderedCollection(collection)
suite.NoError(err)
bytes, err := json.MarshalIndent(ser, "", " ")
@ -730,7 +731,7 @@ func (suite *InternalToASTestSuite) TestPinnedStatusesToASOneItem() {
suite.FailNow(err.Error())
}
ser, err := streams.Serialize(collection)
ser, err := ap.SerializeOrderedCollection(collection)
suite.NoError(err)
bytes, err := json.MarshalIndent(ser, "", " ")
@ -739,7 +740,9 @@ func (suite *InternalToASTestSuite) TestPinnedStatusesToASOneItem() {
suite.Equal(`{
"@context": "https://www.w3.org/ns/activitystreams",
"id": "http://localhost:8080/users/1happyturtle/collections/featured",
"orderedItems": "http://localhost:8080/users/1happyturtle/statuses/01G20ZM733MGN8J344T4ZDDFY1",
"orderedItems": [
"http://localhost:8080/users/1happyturtle/statuses/01G20ZM733MGN8J344T4ZDDFY1"
],
"totalItems": 1,
"type": "OrderedCollection"
}`, string(bytes))