144 lines
3.7 KiB
Go
144 lines
3.7 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 web
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import (
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"net/http"
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"net/url"
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"strconv"
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"code.gitea.io/gitea/modules/activitypub"
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"code.gitea.io/gitea/modules/context"
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"code.gitea.io/gitea/modules/forgefed"
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user_service "code.gitea.io/gitea/services/user"
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ap "github.com/go-ap/activitypub"
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)
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func AuthorizeInteraction(ctx *context.Context) {
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uri, err := url.Parse(ctx.Req.URL.Query().Get("uri"))
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if err != nil {
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ctx.ServerError("Parse URI", err)
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return
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}
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resp, err := activitypub.Fetch(uri)
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if err != nil {
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ctx.ServerError("Fetch", err)
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return
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}
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ap.ItemTyperFunc = forgefed.GetItemByType
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ap.JSONItemUnmarshal = forgefed.JSONUnmarshalerFn
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ap.NotEmptyChecker = forgefed.NotEmpty
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object, err := ap.UnmarshalJSON(resp)
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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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switch object.GetType() {
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case ap.PersonType:
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// Federated user
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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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err = user_service.FederatedUserNew(ctx, object.(*ap.Person))
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if err != nil {
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ctx.ServerError("FederatedUserNew", err)
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return
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}
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name, err := activitypub.PersonIRIToName(object.GetLink())
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if err != nil {
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ctx.ServerError("PersonIRIToName", err)
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return
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}
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ctx.Redirect(name)
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case forgefed.RepositoryType:
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// Federated repository
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err = forgefed.OnRepository(object, func(r *forgefed.Repository) error {
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ownerURL, err := url.Parse(r.AttributedTo.GetLink().String())
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if err != nil {
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return err
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}
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// Fetch person object
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resp, err := activitypub.Fetch(ownerURL)
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if err != nil {
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return err
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}
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// Parse person object
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ap.ItemTyperFunc = forgefed.GetItemByType
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ap.JSONItemUnmarshal = forgefed.JSONUnmarshalerFn
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ap.NotEmptyChecker = forgefed.NotEmpty
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object, err := ap.UnmarshalJSON(resp)
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if err != nil {
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return err
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}
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// Create federated user
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err = user_service.FederatedUserNew(ctx, object.(*ap.Person))
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if err != nil {
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return err
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}
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return activitypub.FederatedRepoNew(ctx, r)
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})
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if err != nil {
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ctx.ServerError("FederatedRepoNew", err)
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return
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}
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username, reponame, err := activitypub.RepositoryIRIToName(object.GetLink())
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if err != nil {
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ctx.ServerError("RepositoryIRIToName", err)
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return
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}
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ctx.Redirect(username + "/" + reponame)
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case forgefed.TicketType:
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// Federated ticket
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err = forgefed.OnTicket(object, func(t *forgefed.Ticket) error {
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// TODO: make sure federated user exists
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// Also, refactor this code to reduce the chance of accidentally creating import cycles
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repoURL, err := url.Parse(t.Context.GetLink().String())
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if err != nil {
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return err
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}
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// Fetch repository object
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resp, err := activitypub.Fetch(repoURL)
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if err != nil {
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return err
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}
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// Parse repository object
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ap.ItemTyperFunc = forgefed.GetItemByType
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ap.JSONItemUnmarshal = forgefed.JSONUnmarshalerFn
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ap.NotEmptyChecker = forgefed.NotEmpty
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object, err := ap.UnmarshalJSON(resp)
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if err != nil {
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return err
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}
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// Create federated repo
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err = forgefed.OnRepository(object, func(r *forgefed.Repository) error {
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return activitypub.FederatedRepoNew(ctx, r)
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})
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if err != nil {
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return err
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}
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return activitypub.ReceiveIssue(ctx, t)
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})
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if err != nil {
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ctx.ServerError("ReceiveIssue", err)
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return
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}
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username, reponame, idx, err := activitypub.TicketIRIToName(object.GetLink())
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if err != nil {
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ctx.ServerError("TicketIRIToName", err)
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return
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}
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ctx.Redirect(username + "/" + reponame + "/issues/" + strconv.FormatInt(idx, 10))
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default:
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ctx.ServerError("Not implemented", err)
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return
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}
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ctx.Status(http.StatusOK)
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}
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