fd4d0e730e
This is to follow https://docs.gitea.io/en-us/guidelines-backend/ and avoid import cycles.
360 lines
10 KiB
Go
360 lines
10 KiB
Go
// Copyright 2022 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package activitypub
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import (
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"fmt"
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"io"
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"net/http"
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"strings"
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"code.gitea.io/gitea/models/activities"
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"code.gitea.io/gitea/models/db"
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repo_model "code.gitea.io/gitea/models/repo"
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user_model "code.gitea.io/gitea/models/user"
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"code.gitea.io/gitea/modules/context"
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"code.gitea.io/gitea/modules/convert"
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"code.gitea.io/gitea/modules/forgefed"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/routers/api/v1/utils"
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"code.gitea.io/gitea/services/activitypub"
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ap "github.com/go-ap/activitypub"
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)
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// Person function returns the Person actor for a user
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func Person(ctx *context.APIContext) {
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// swagger:operation GET /activitypub/user/{username} activitypub activitypubPerson
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// ---
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// summary: Returns the Person actor for a user
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// produces:
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// - application/activity+json
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// parameters:
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// - name: username
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// in: path
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// description: username of the user
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// type: string
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// required: true
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// responses:
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// "200":
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// "$ref": "#/responses/ActivityPub"
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link := setting.AppURL + "api/v1/activitypub/user/" + ctx.ContextUser.Name
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person := ap.PersonNew(ap.IRI(link))
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person.Name = ap.NaturalLanguageValuesNew()
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err := person.Name.Set("en", ap.Content(ctx.ContextUser.FullName))
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if err != nil {
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ctx.ServerError("Set Name", err)
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return
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}
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person.PreferredUsername = ap.NaturalLanguageValuesNew()
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err = person.PreferredUsername.Set("en", ap.Content(ctx.ContextUser.Name))
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if err != nil {
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ctx.ServerError("Set PreferredUsername", err)
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return
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}
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person.URL = ap.IRI(ctx.ContextUser.HTMLURL())
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person.Location = ap.IRI(ctx.ContextUser.GetEmail())
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person.Icon = ap.Image{
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Type: ap.ImageType,
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MediaType: "image/png",
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URL: ap.IRI(ctx.ContextUser.AvatarFullLinkWithSize(2048)),
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}
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person.Inbox = ap.IRI(link + "/inbox")
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person.Outbox = ap.IRI(link + "/outbox")
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person.Following = ap.IRI(link + "/following")
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person.Followers = ap.IRI(link + "/followers")
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person.Liked = ap.IRI(link + "/liked")
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person.PublicKey.ID = ap.IRI(link + "#main-key")
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person.PublicKey.Owner = ap.IRI(link)
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publicKeyPem, err := activitypub.GetPublicKey(ctx.ContextUser)
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if err != nil {
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ctx.ServerError("GetPublicKey", err)
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return
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}
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person.PublicKey.PublicKeyPem = publicKeyPem
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response(ctx, person)
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}
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// PersonInbox function handles the incoming data for a user inbox
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func PersonInbox(ctx *context.APIContext) {
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// swagger:operation POST /activitypub/user/{username}/inbox activitypub activitypubPersonInbox
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// ---
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// summary: Send to the inbox
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// produces:
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// - application/activity+json
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// parameters:
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// - name: username
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// in: path
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// description: username of the user
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// type: string
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// required: true
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// responses:
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// "204":
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// "$ref": "#/responses/empty"
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body, err := io.ReadAll(io.LimitReader(ctx.Req.Body, setting.Federation.MaxSize))
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if err != nil {
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ctx.ServerError("Error reading request body", err)
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return
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}
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var activity ap.Activity
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err = activity.UnmarshalJSON(body)
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if err != nil {
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ctx.ServerError("UnmarshalJSON", err)
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return
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}
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// Make sure keyID matches the user doing the activity
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_, keyID, _ := getKeyID(ctx.Req)
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if activity.Actor != nil && !strings.HasPrefix(keyID, activity.Actor.GetLink().String()) {
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ctx.ServerError("Actor does not match HTTP signature keyID", nil)
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return
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}
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if activity.AttributedTo != nil && !strings.HasPrefix(keyID, activity.AttributedTo.GetLink().String()) {
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ctx.ServerError("AttributedTo does not match HTTP signature keyID", nil)
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return
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}
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// TODO: Check activity.Object actor and attributedTo
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// Process activity
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switch activity.Type {
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case ap.FollowType:
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err = follow(ctx, activity)
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case ap.UndoType:
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err = unfollow(ctx, activity)
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default:
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log.Info("Incoming unsupported ActivityStreams type: %s", activity.GetType())
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ctx.PlainText(http.StatusNotImplemented, "ActivityStreams type not supported")
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return
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}
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if err != nil {
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ctx.ServerError("Could not process activity", err)
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return
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}
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ctx.Status(http.StatusNoContent)
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}
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// PersonOutbox function returns the user's Outbox OrderedCollection
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func PersonOutbox(ctx *context.APIContext) {
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// swagger:operation GET /activitypub/user/{username}/outbox activitypub activitypubPersonOutbox
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// ---
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// summary: Returns the Outbox OrderedCollection
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// produces:
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// - application/activity+json
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// parameters:
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// - name: username
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// in: path
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// description: username of the user
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// type: string
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// required: true
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// responses:
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// "200":
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// "$ref": "#/responses/ActivityPub"
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link := setting.AppURL + "api/v1/activitypub/user/" + ctx.ContextUser.Name
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orderedCollection := ap.OrderedCollectionNew(ap.IRI(link + "/outbox"))
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orderedCollection.First = ap.IRI(link + "/outbox?page=1")
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outbox := ap.OrderedCollectionPageNew(orderedCollection)
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outbox.First = ap.IRI(link + "/outbox?page=1")
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feed, err := activities.GetFeeds(ctx, activities.GetFeedsOptions{
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RequestedUser: ctx.ContextUser,
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RequestedActionType: activities.ActionCreateRepo,
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Actor: ctx.Doer,
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IncludePrivate: false,
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IncludeDeleted: false,
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ListOptions: utils.GetListOptions(ctx),
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})
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// Only specify next if this amount of feed corresponds to the calculated limit.
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if len(feed) == convert.ToCorrectPageSize(ctx.FormInt("limit")) {
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outbox.Next = ap.IRI(fmt.Sprintf("%s/outbox?page=%d", link, ctx.FormInt("page")+1))
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}
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// Only specify previous page when there is one.
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if ctx.FormInt("page") > 1 {
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outbox.Prev = ap.IRI(fmt.Sprintf("%s/outbox?page=%d", link, ctx.FormInt("page")-1))
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}
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if err != nil {
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ctx.ServerError("Couldn't fetch feed", err)
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return
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}
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for _, action := range feed {
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// Created a repo
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object := ap.Note{Type: ap.NoteType, Content: ap.NaturalLanguageValuesNew()}
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_ = object.Content.Set("en", ap.Content(action.GetRepoName()))
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create := ap.Create{Type: ap.CreateType, Object: object}
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err := outbox.OrderedItems.Append(create)
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if err != nil {
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ctx.ServerError("OrderedItems.Append", err)
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return
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}
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}
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// TODO: Remove this code and implement an ActionStarRepo type, so `GetFeeds`
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// can handle this with correct pagination and ordering.
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stars, err := repo_model.GetStarredRepos(ctx.ContextUser.ID, false, db.ListOptions{Page: 1, PageSize: 1000000})
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if err != nil {
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ctx.ServerError("Couldn't fetch stars", err)
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return
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}
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for _, star := range stars {
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object := ap.Note{Type: ap.NoteType, Content: ap.NaturalLanguageValuesNew()}
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_ = object.Content.Set("en", ap.Content("Starred "+star.Name))
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create := ap.Create{Type: ap.CreateType, Object: object}
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err := outbox.OrderedItems.Append(create)
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if err != nil {
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ctx.ServerError("OrderedItems.Append", err)
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return
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}
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}
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outbox.TotalItems = uint(len(outbox.OrderedItems))
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response(ctx, outbox)
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}
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// PersonFollowing function returns the user's Following Collection
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func PersonFollowing(ctx *context.APIContext) {
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// swagger:operation GET /activitypub/user/{username}/following activitypub activitypubPersonFollowing
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// ---
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// summary: Returns the Following Collection
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// produces:
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// - application/activity+json
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// parameters:
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// - name: username
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// in: path
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// description: username of the user
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// type: string
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// required: true
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// responses:
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// "200":
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// "$ref": "#/responses/ActivityPub"
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link := setting.AppURL + "api/v1/activitypub/user/" + ctx.ContextUser.Name
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users, _, err := user_model.GetUserFollowing(ctx, ctx.ContextUser, ctx.Doer, utils.GetListOptions(ctx))
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if err != nil {
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ctx.ServerError("GetUserFollowing", err)
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return
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}
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following := ap.OrderedCollectionNew(ap.IRI(link + "/following"))
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following.TotalItems = uint(len(users))
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for _, user := range users {
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// TODO: handle non-Federated users
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person := ap.PersonNew(ap.IRI(user.Website))
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err := following.OrderedItems.Append(person)
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if err != nil {
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ctx.ServerError("OrderedItems.Append", err)
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return
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}
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}
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response(ctx, following)
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}
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// PersonFollowers function returns the user's Followers Collection
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func PersonFollowers(ctx *context.APIContext) {
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// swagger:operation GET /activitypub/user/{username}/followers activitypub activitypubPersonFollowers
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// ---
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// summary: Returns the Followers Collection
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// produces:
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// - application/activity+json
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// parameters:
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// - name: username
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// in: path
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// description: username of the user
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// type: string
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// required: true
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// responses:
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// "200":
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// "$ref": "#/responses/ActivityPub"
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link := setting.AppURL + "api/v1/activitypub/user/" + ctx.ContextUser.Name
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users, _, err := user_model.GetUserFollowers(ctx, ctx.ContextUser, ctx.Doer, utils.GetListOptions(ctx))
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if err != nil {
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ctx.ServerError("GetUserFollowers", err)
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return
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}
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followers := ap.OrderedCollectionNew(ap.IRI(link + "/followers"))
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followers.TotalItems = uint(len(users))
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for _, user := range users {
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// TODO: handle non-Federated users
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person := ap.PersonNew(ap.IRI(user.Website))
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err := followers.OrderedItems.Append(person)
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if err != nil {
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ctx.ServerError("OrderedItems.Append", err)
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return
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}
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}
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response(ctx, followers)
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}
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// PersonLiked function returns the user's Liked Collection
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func PersonLiked(ctx *context.APIContext) {
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// swagger:operation GET /activitypub/user/{username}/followers activitypub activitypubPersonLiked
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// ---
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// summary: Returns the Liked Collection
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// produces:
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// - application/activity+json
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// parameters:
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// - name: username
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// in: path
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// description: username of the user
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// type: string
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// required: true
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// responses:
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// "200":
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// "$ref": "#/responses/ActivityPub"
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link := setting.AppURL + "api/v1/activitypub/user/" + ctx.ContextUser.Name
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repos, count, err := repo_model.SearchRepository(&repo_model.SearchRepoOptions{
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Actor: ctx.Doer,
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Private: ctx.IsSigned,
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StarredByID: ctx.ContextUser.ID,
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})
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if err != nil {
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ctx.ServerError("GetUserStarred", err)
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return
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}
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liked := ap.OrderedCollectionNew(ap.IRI(link + "/liked"))
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liked.TotalItems = uint(count)
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for _, repo := range repos {
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// TODO: Handle remote starred repos
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repo := forgefed.RepositoryNew(ap.IRI(setting.AppURL + "api/v1/activitypub/repo/" + repo.OwnerName + "/" + repo.Name))
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err := liked.OrderedItems.Append(repo)
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if err != nil {
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ctx.ServerError("OrderedItems.Append", err)
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return
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}
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}
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response(ctx, liked)
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}
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