mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-06-02 21:39:25 +00:00
c54510bc74
* start fannying about * finish up Normalize * tidy up * pin to tag * move errors about just a little bit
117 lines
3.2 KiB
Go
117 lines
3.2 KiB
Go
// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package ap
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import (
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"github.com/superseriousbusiness/activity/pub"
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"github.com/superseriousbusiness/activity/streams"
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)
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// NormalizeActivityObject normalizes the 'object'.'content' field of the given Activity.
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//
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// The rawActivity map should the freshly deserialized json representation of the Activity.
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//
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// This function is a noop if the type passed in is anything except a Create with a Statusable as its Object.
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func NormalizeActivityObject(activity pub.Activity, rawActivity map[string]interface{}) {
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if activity.GetTypeName() != ActivityCreate {
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// Only interested in Create right now.
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return
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}
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withObject, ok := activity.(WithObject)
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if !ok {
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// Create was not a WithObject.
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return
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}
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createObject := withObject.GetActivityStreamsObject()
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if createObject == nil {
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// No object set.
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return
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}
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if createObject.Len() != 1 {
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// Not interested in Object arrays.
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return
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}
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// We now know length is 1 so get the first
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// item from the iter. We need this to be
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// a Statusable if we're to continue.
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i := createObject.At(0)
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if i == nil {
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// This is awkward.
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return
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}
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t := i.GetType()
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if t == nil {
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// This is also awkward.
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return
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}
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statusable, ok := t.(Statusable)
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if !ok {
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// Object is not Statusable;
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// we're not interested.
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return
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}
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object, ok := rawActivity["object"]
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if !ok {
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// No object in raw map.
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return
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}
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rawStatusable, ok := object.(map[string]interface{})
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if !ok {
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// Object wasn't a json object.
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return
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}
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// Pass in the statusable and its raw JSON representation.
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NormalizeStatusableContent(statusable, rawStatusable)
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}
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// NormalizeStatusableContent replaces the Content of the given statusable
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// with the raw 'content' value from the given json object map.
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//
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// noop if there was no content in the json object map or the content was
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// not a plain string.
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func NormalizeStatusableContent(statusable Statusable, rawStatusable map[string]interface{}) {
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content, ok := rawStatusable["content"]
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if !ok {
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// No content in rawStatusable.
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// TODO: In future we might also
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// look for "contentMap" property.
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return
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}
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rawContent, ok := content.(string)
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if !ok {
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// Not interested in content arrays.
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return
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}
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// Set normalized content property from the raw string; this
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// will replace any existing content property on the statusable.
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contentProp := streams.NewActivityStreamsContentProperty()
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contentProp.AppendXMLSchemaString(rawContent)
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statusable.SetActivityStreamsContent(contentProp)
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}
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