210 lines
6.5 KiB
Go
210 lines
6.5 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
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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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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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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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*/
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package processing
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import (
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"context"
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"errors"
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"fmt"
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"net/url"
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"github.com/sirupsen/logrus"
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"github.com/superseriousbusiness/gotosocial/internal/ap"
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"github.com/superseriousbusiness/gotosocial/internal/db"
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"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
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"github.com/superseriousbusiness/gotosocial/internal/id"
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"github.com/superseriousbusiness/gotosocial/internal/messages"
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)
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func (p *processor) ProcessFromFederator(ctx context.Context, federatorMsg messages.FromFederator) error {
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l := p.log.WithFields(logrus.Fields{
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"func": "processFromFederator",
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"federatorMsg": fmt.Sprintf("%+v", federatorMsg),
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})
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l.Trace("entering function PROCESS FROM FEDERATOR")
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switch federatorMsg.APActivityType {
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case ap.ActivityCreate:
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// CREATE
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switch federatorMsg.APObjectType {
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case ap.ObjectNote:
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// CREATE A STATUS
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incomingStatus, ok := federatorMsg.GTSModel.(*gtsmodel.Status)
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if !ok {
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return errors.New("note was not parseable as *gtsmodel.Status")
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}
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status, err := p.federator.EnrichRemoteStatus(ctx, federatorMsg.ReceivingAccount.Username, incomingStatus, false, false)
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if err != nil {
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return err
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}
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if err := p.timelineStatus(ctx, status); err != nil {
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return err
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}
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if err := p.notifyStatus(ctx, status); err != nil {
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return err
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}
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case ap.ObjectProfile:
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// CREATE AN ACCOUNT
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// nothing to do here
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case ap.ActivityLike:
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// CREATE A FAVE
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incomingFave, ok := federatorMsg.GTSModel.(*gtsmodel.StatusFave)
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if !ok {
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return errors.New("like was not parseable as *gtsmodel.StatusFave")
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}
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if err := p.notifyFave(ctx, incomingFave, federatorMsg.ReceivingAccount); err != nil {
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return err
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}
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case ap.ActivityFollow:
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// CREATE A FOLLOW REQUEST
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incomingFollowRequest, ok := federatorMsg.GTSModel.(*gtsmodel.FollowRequest)
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if !ok {
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return errors.New("incomingFollowRequest was not parseable as *gtsmodel.FollowRequest")
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}
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if err := p.notifyFollowRequest(ctx, incomingFollowRequest, federatorMsg.ReceivingAccount); err != nil {
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return err
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}
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case ap.ActivityAnnounce:
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// CREATE AN ANNOUNCE
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incomingAnnounce, ok := federatorMsg.GTSModel.(*gtsmodel.Status)
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if !ok {
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return errors.New("announce was not parseable as *gtsmodel.Status")
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}
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if err := p.federator.DereferenceAnnounce(ctx, incomingAnnounce, federatorMsg.ReceivingAccount.Username); err != nil {
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return fmt.Errorf("error dereferencing announce from federator: %s", err)
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}
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incomingAnnounceID, err := id.NewULIDFromTime(incomingAnnounce.CreatedAt)
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if err != nil {
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return err
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}
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incomingAnnounce.ID = incomingAnnounceID
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if err := p.db.PutStatus(ctx, incomingAnnounce); err != nil {
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return fmt.Errorf("error adding dereferenced announce to the db: %s", err)
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}
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if err := p.timelineStatus(ctx, incomingAnnounce); err != nil {
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return err
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}
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if err := p.notifyAnnounce(ctx, incomingAnnounce); err != nil {
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return err
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}
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case ap.ActivityBlock:
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// CREATE A BLOCK
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block, ok := federatorMsg.GTSModel.(*gtsmodel.Block)
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if !ok {
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return errors.New("block was not parseable as *gtsmodel.Block")
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}
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// remove any of the blocking account's statuses from the blocked account's timeline, and vice versa
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if err := p.timelineManager.WipeStatusesFromAccountID(ctx, block.AccountID, block.TargetAccountID); err != nil {
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return err
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}
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if err := p.timelineManager.WipeStatusesFromAccountID(ctx, block.TargetAccountID, block.AccountID); err != nil {
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return err
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}
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// TODO: same with notifications
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// TODO: same with bookmarks
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}
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case ap.ActivityUpdate:
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// UPDATE
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switch federatorMsg.APObjectType {
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case ap.ObjectProfile:
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// UPDATE AN ACCOUNT
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incomingAccount, ok := federatorMsg.GTSModel.(*gtsmodel.Account)
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if !ok {
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return errors.New("profile was not parseable as *gtsmodel.Account")
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}
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incomingAccountURI, err := url.Parse(incomingAccount.URI)
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if err != nil {
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return err
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}
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if _, _, err := p.federator.GetRemoteAccount(ctx, federatorMsg.ReceivingAccount.Username, incomingAccountURI, true); err != nil {
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return fmt.Errorf("error dereferencing account from federator: %s", err)
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}
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}
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case ap.ActivityDelete:
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// DELETE
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switch federatorMsg.APObjectType {
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case ap.ObjectNote:
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// DELETE A STATUS
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// TODO: handle side effects of status deletion here:
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// 1. delete all media associated with status
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// 2. delete boosts of status
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// 3. etc etc etc
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statusToDelete, ok := federatorMsg.GTSModel.(*gtsmodel.Status)
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if !ok {
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return errors.New("note was not parseable as *gtsmodel.Status")
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}
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// delete all attachments for this status
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for _, a := range statusToDelete.AttachmentIDs {
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if err := p.mediaProcessor.Delete(ctx, a); err != nil {
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return err
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}
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}
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// delete all mentions for this status
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for _, m := range statusToDelete.MentionIDs {
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if err := p.db.DeleteByID(ctx, m, >smodel.Mention{}); err != nil {
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return err
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}
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}
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// delete all notifications for this status
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if err := p.db.DeleteWhere(ctx, []db.Where{{Key: "status_id", Value: statusToDelete.ID}}, &[]*gtsmodel.Notification{}); err != nil {
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return err
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}
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// remove this status from any and all timelines
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return p.deleteStatusFromTimelines(ctx, statusToDelete)
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case ap.ObjectProfile:
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// DELETE A PROFILE/ACCOUNT
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// TODO: handle side effects of account deletion here: delete all objects, statuses, media etc associated with account
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}
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case ap.ActivityAccept:
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// ACCEPT
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switch federatorMsg.APObjectType {
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case ap.ActivityFollow:
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// ACCEPT A FOLLOW
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follow, ok := federatorMsg.GTSModel.(*gtsmodel.Follow)
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if !ok {
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return errors.New("follow was not parseable as *gtsmodel.Follow")
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}
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if err := p.notifyFollow(ctx, follow, federatorMsg.ReceivingAccount); err != nil {
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return err
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}
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}
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}
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return nil
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}
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