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// Copyright 2022 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package activitypub
import (
"io"
"net/http"
"strings"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/models/forgefed"
repo_model "code.gitea.io/gitea/models/repo"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/activitypub"
"code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/routers/api/v1/utils"
ap "github.com/go-ap/activitypub"
)
// Person function returns the Person actor for a user
func Person(ctx *context.APIContext) {
// swagger:operation GET /activitypub/user/{username} activitypub activitypubPerson
// ---
// summary: Returns the Person actor for a user
// produces:
// - application/activity+json
// parameters:
// - name: username
// in: path
// description: username of the user
// type: string
// required: true
// responses:
// "200":
// "$ref": "#/responses/ActivityPub"
link := strings.TrimSuffix(setting.AppURL, "/") + "/api/v1/activitypub/user/" + ctx.ContextUser.Name
person := ap.PersonNew(ap.IRI(link))
person.Name = ap.NaturalLanguageValuesNew()
err := person.Name.Set("en", ap.Content(ctx.ContextUser.FullName))
if err != nil {
ctx.Error(http.StatusInternalServerError, "Set Name", err)
return
}
person.PreferredUsername = ap.NaturalLanguageValuesNew()
err = person.PreferredUsername.Set("en", ap.Content(ctx.ContextUser.Name))
if err != nil {
ctx.Error(http.StatusInternalServerError, "Set PreferredUsername", err)
return
}
person.URL = ap.IRI(ctx.ContextUser.HTMLURL())
person.Icon = ap.Image{
Type: ap.ImageType,
MediaType: "image/png",
URL: ap.IRI(ctx.ContextUser.AvatarLink()),
}
person.Inbox = ap.IRI(link + "/inbox")
person.Outbox = ap.IRI(link + "/outbox")
person.Following = ap.IRI(link + "/following")
person.Followers = ap.IRI(link + "/followers")
person.Liked = ap.IRI(link + "/liked")
person.PublicKey.ID = ap.IRI(link + "#main-key")
person.PublicKey.Owner = ap.IRI(link)
publicKeyPem, err := activitypub.GetPublicKey(ctx.ContextUser)
if err != nil {
ctx.Error(http.StatusInternalServerError, "GetPublicKey", err)
return
}
person.PublicKey.PublicKeyPem = publicKeyPem
response(ctx, person)
}
// PersonInbox function handles the incoming data for a user inbox
func PersonInbox(ctx *context.APIContext) {
// swagger:operation POST /activitypub/user/{username}/inbox activitypub activitypubPersonInbox
// ---
// summary: Send to the inbox
// produces:
// - application/activity+json
// parameters:
// - name: username
// in: path
// description: username of the user
// type: string
// required: true
// responses:
// "204":
// "$ref": "#/responses/empty"
body, err := io.ReadAll(io.LimitReader(ctx.Req.Body, setting.Federation.MaxSize))
if err != nil {
ctx.Error(http.StatusInternalServerError, "Error reading request body", err)
}
var activity ap.Activity
activity.UnmarshalJSON(body)
if activity.Type == ap.FollowType {
activitypub.Follow(ctx, activity)
} else {
log.Warn("ActivityStreams type not supported", activity)
ctx.PlainText(http.StatusNotImplemented, "ActivityStreams type not supported")
return
}
ctx.Status(http.StatusNoContent)
}
// PersonOutbox function returns the user's Outbox OrderedCollection
func PersonOutbox(ctx *context.APIContext) {
// swagger:operation GET /activitypub/user/{username}/outbox activitypub activitypubPersonOutbox
// ---
// summary: Returns the Outbox OrderedCollection
// produces:
// - application/activity+json
// parameters:
// - name: username
// in: path
// description: username of the user
// type: string
// required: true
// responses:
// "200":
// "$ref": "#/responses/ActivityPub"
link := strings.TrimSuffix(setting.AppURL, "/") + strings.TrimSuffix(ctx.Req.URL.EscapedPath(), "/")
feed, err := models.GetFeeds(ctx, models.GetFeedsOptions{
RequestedUser: ctx.ContextUser,
Actor: ctx.ContextUser,
IncludePrivate: false,
OnlyPerformedBy: true,
IncludeDeleted: false,
Date: ctx.FormString("date"),
})
if err != nil {
ctx.Error(http.StatusInternalServerError, "Couldn't fetch outbox", err)
}
outbox := ap.OrderedCollectionNew(ap.IRI(link))
for _, action := range feed {
/*if action.OpType == ExampleType {
activity := ap.ExampleNew()
outbox.OrderedItems.Append(activity)
}*/
log.Debug(action.Content)
}
outbox.TotalItems = uint(len(outbox.OrderedItems))
response(ctx, outbox)
}
// PersonFollowing function returns the user's Following Collection
func PersonFollowing(ctx *context.APIContext) {
// swagger:operation GET /activitypub/user/{username}/following activitypub activitypubPersonFollowing
// ---
// summary: Returns the Following Collection
// produces:
// - application/activity+json
// parameters:
// - name: username
// in: path
// description: username of the user
// type: string
// required: true
// responses:
// "200":
// "$ref": "#/responses/ActivityPub"
link := strings.TrimSuffix(setting.AppURL, "/") + strings.TrimSuffix(ctx.Req.URL.EscapedPath(), "/")
users, err := user_model.GetUserFollowing(ctx.ContextUser, utils.GetListOptions(ctx))
if err != nil {
ctx.Error(http.StatusInternalServerError, "GetUserFollowing", err)
return
}
following := ap.OrderedCollectionNew(ap.IRI(link))
following.TotalItems = uint(len(users))
for _, user := range users {
// TODO: handle non-Federated users
person := ap.PersonNew(ap.IRI(user.Website))
following.OrderedItems.Append(person)
}
response(ctx, following)
}
// PersonFollowers function returns the user's Followers Collection
func PersonFollowers(ctx *context.APIContext) {
// swagger:operation GET /activitypub/user/{username}/followers activitypub activitypubPersonFollowers
// ---
// summary: Returns the Followers Collection
// produces:
// - application/activity+json
// parameters:
// - name: username
// in: path
// description: username of the user
// type: string
// required: true
// responses:
// "200":
// "$ref": "#/responses/ActivityPub"
link := strings.TrimSuffix(setting.AppURL, "/") + strings.TrimSuffix(ctx.Req.URL.EscapedPath(), "/")
users, err := user_model.GetUserFollowers(ctx.ContextUser, utils.GetListOptions(ctx))
if err != nil {
ctx.Error(http.StatusInternalServerError, "GetUserFollowers", err)
return
}
followers := ap.OrderedCollectionNew(ap.IRI(link))
followers.TotalItems = uint(len(users))
for _, user := range users {
person := ap.PersonNew(ap.IRI(user.Website))
followers.OrderedItems.Append(person)
}
response(ctx, followers)
}
// PersonLiked function returns the user's Liked Collection
func PersonLiked(ctx *context.APIContext) {
// swagger:operation GET /activitypub/user/{username}/followers activitypub activitypubPersonLiked
// ---
// summary: Returns the Liked Collection
// produces:
// - application/activity+json
// parameters:
// - name: username
// in: path
// description: username of the user
// type: string
// required: true
// responses:
// "200":
// "$ref": "#/responses/ActivityPub"
link := strings.TrimSuffix(setting.AppURL, "/") + strings.TrimSuffix(ctx.Req.URL.EscapedPath(), "/")
repos, count, err := repo_model.SearchRepository(&repo_model.SearchRepoOptions{
Actor: ctx.Doer,
Private: ctx.IsSigned,
StarredByID: ctx.ContextUser.ID,
})
if err != nil {
ctx.Error(http.StatusInternalServerError, "GetUserStarred", err)
return
}
liked := ap.OrderedCollectionNew(ap.IRI(link))
liked.TotalItems = uint(count)
for _, repo := range repos {
repo := forgefed.RepositoryNew(ap.IRI(strings.TrimSuffix(setting.AppURL, "/") + "/api/v1/activitypub/user/" + repo.OwnerName + "/" + repo.Name))
liked.OrderedItems.Append(repo)
}
response(ctx, liked)
}
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