mirror of
https://codeberg.org/superseriousbusiness/gotosocial.git
synced 2024-12-26 10:58:16 +03:00
5faeb4de20
* media manager tidy-up: de-interface and remove unused PostDataFunc Signed-off-by: kim <grufwub@gmail.com> * remove last traces of media.Manager being an interface Signed-off-by: kim <grufwub@gmail.com> * update error to provide caller, allow tuneable via build tags Signed-off-by: kim <grufwub@gmail.com> * remove kim-specific build script changes Signed-off-by: kim <grufwub@gmail.com> * fix merge conflicts Signed-off-by: kim <grufwub@gmail.com> * update build-script to support externally setting build variables Signed-off-by: kim <grufwub@gmail.com> --------- Signed-off-by: kim <grufwub@gmail.com>
419 lines
13 KiB
Go
419 lines
13 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 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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"codeberg.org/gruf/go-kv"
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"codeberg.org/gruf/go-logger/v2/level"
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"github.com/superseriousbusiness/gotosocial/internal/ap"
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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/log"
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"github.com/superseriousbusiness/gotosocial/internal/messages"
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)
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// ProcessFromFederator reads the APActivityType and APObjectType of an incoming message from the federator,
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// and directs the message into the appropriate side effect handler function, or simply does nothing if there's
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// no handler function defined for the combination of Activity and Object.
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func (p *Processor) ProcessFromFederator(ctx context.Context, federatorMsg messages.FromFederator) error {
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// Allocate new log fields slice
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fields := make([]kv.Field, 3, 5)
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fields[0] = kv.Field{"activityType", federatorMsg.APActivityType}
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fields[1] = kv.Field{"objectType", federatorMsg.APObjectType}
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fields[2] = kv.Field{"toAccount", federatorMsg.ReceivingAccount.Username}
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if federatorMsg.APIri != nil {
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// An IRI was supplied, append to log
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fields = append(fields, kv.Field{
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"iri", federatorMsg.APIri,
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})
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}
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if federatorMsg.GTSModel != nil &&
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log.Level() >= level.DEBUG {
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// Append converted model to log
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fields = append(fields, kv.Field{
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"model", federatorMsg.GTSModel,
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})
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}
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// Log this federated message
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l := log.WithContext(ctx).WithFields(fields...)
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l.Info("processing from federator")
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switch federatorMsg.APActivityType {
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case ap.ActivityCreate:
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// CREATE SOMETHING
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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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return p.processCreateStatusFromFederator(ctx, federatorMsg)
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case ap.ActivityLike:
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// CREATE A FAVE
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return p.processCreateFaveFromFederator(ctx, federatorMsg)
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case ap.ActivityFollow:
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// CREATE A FOLLOW REQUEST
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return p.processCreateFollowRequestFromFederator(ctx, federatorMsg)
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case ap.ActivityAnnounce:
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// CREATE AN ANNOUNCE
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return p.processCreateAnnounceFromFederator(ctx, federatorMsg)
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case ap.ActivityBlock:
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// CREATE A BLOCK
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return p.processCreateBlockFromFederator(ctx, federatorMsg)
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case ap.ActivityFlag:
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// CREATE A FLAG / REPORT
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return p.processCreateFlagFromFederator(ctx, federatorMsg)
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}
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case ap.ActivityUpdate:
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// UPDATE SOMETHING
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if federatorMsg.APObjectType == ap.ObjectProfile {
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// UPDATE AN ACCOUNT
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return p.processUpdateAccountFromFederator(ctx, federatorMsg)
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}
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case ap.ActivityDelete:
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// DELETE SOMETHING
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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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return p.processDeleteStatusFromFederator(ctx, federatorMsg)
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case ap.ObjectProfile:
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// DELETE A PROFILE/ACCOUNT
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return p.processDeleteAccountFromFederator(ctx, federatorMsg)
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}
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}
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// not a combination we can/need to process
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return nil
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}
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// processCreateStatusFromFederator handles Activity Create and Object Note
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func (p *Processor) processCreateStatusFromFederator(ctx context.Context, federatorMsg messages.FromFederator) error {
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// check for either an IRI that we still need to dereference, OR an already dereferenced
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// and converted status pinned to the message.
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var (
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status *gtsmodel.Status
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err error
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)
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if federatorMsg.GTSModel != nil {
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var ok bool
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// there's a gts model already pinned to the message, it should be a status
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if status, ok = federatorMsg.GTSModel.(*gtsmodel.Status); !ok {
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return errors.New("ProcessFromFederator: note was not parseable as *gtsmodel.Status")
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}
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// Since this was a create originating AP object
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// statusable may have been set on message (no problem if not).
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statusable, _ := federatorMsg.APObjectModel.(ap.Statusable)
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// Call refresh on status to deref if necessary etc.
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status, _, err = p.federator.RefreshStatus(ctx,
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federatorMsg.ReceivingAccount.Username,
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status,
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statusable,
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false,
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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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} else {
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// no model pinned, we need to dereference based on the IRI
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if federatorMsg.APIri == nil {
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return errors.New("ProcessFromFederator: status was not pinned to federatorMsg, and neither was an IRI for us to dereference")
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}
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status, _, err = p.federator.GetStatusByURI(ctx, federatorMsg.ReceivingAccount.Username, federatorMsg.APIri)
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if err != nil {
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return err
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}
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}
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if status.Account == nil || status.Account.IsRemote() {
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// Either no account attached yet, or a remote account.
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// Both situations we need to parse account URI to fetch it.
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remoteAccURI, err := url.Parse(status.AccountURI)
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if err != nil {
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return err
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}
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// Ensure that account for this status has been deref'd.
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status.Account, _, err = p.federator.GetAccountByURI(ctx,
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federatorMsg.ReceivingAccount.Username,
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remoteAccURI,
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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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}
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if err := p.timelineAndNotifyStatus(ctx, status); err != nil {
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return err
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}
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return nil
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}
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// processCreateFaveFromFederator handles Activity Create and Object Like
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func (p *Processor) processCreateFaveFromFederator(ctx context.Context, federatorMsg messages.FromFederator) error {
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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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// make sure the account is pinned
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if incomingFave.Account == nil {
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a, err := p.state.DB.GetAccountByID(ctx, incomingFave.AccountID)
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if err != nil {
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return err
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}
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incomingFave.Account = a
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}
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// Get the remote account to make sure the avi and header are cached.
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if incomingFave.Account.Domain != "" {
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remoteAccountID, err := url.Parse(incomingFave.Account.URI)
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if err != nil {
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return err
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}
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a, _, err := p.federator.GetAccountByURI(ctx,
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federatorMsg.ReceivingAccount.Username,
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remoteAccountID,
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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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incomingFave.Account = a
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}
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if err := p.notifyFave(ctx, incomingFave); err != nil {
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return err
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}
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return nil
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}
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// processCreateFollowRequestFromFederator handles Activity Create and Object Follow
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func (p *Processor) processCreateFollowRequestFromFederator(ctx context.Context, federatorMsg messages.FromFederator) error {
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followRequest, 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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// make sure the account is pinned
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if followRequest.Account == nil {
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a, err := p.state.DB.GetAccountByID(ctx, followRequest.AccountID)
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if err != nil {
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return err
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}
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followRequest.Account = a
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}
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// Get the remote account to make sure the avi and header are cached.
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if followRequest.Account.Domain != "" {
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remoteAccountID, err := url.Parse(followRequest.Account.URI)
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if err != nil {
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return err
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}
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a, _, err := p.federator.GetAccountByURI(ctx,
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federatorMsg.ReceivingAccount.Username,
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remoteAccountID,
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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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followRequest.Account = a
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}
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if followRequest.TargetAccount == nil {
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a, err := p.state.DB.GetAccountByID(ctx, followRequest.TargetAccountID)
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if err != nil {
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return err
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}
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followRequest.TargetAccount = a
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}
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if *followRequest.TargetAccount.Locked {
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// if the account is locked just notify the follow request and nothing else
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return p.notifyFollowRequest(ctx, followRequest)
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}
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// if the target account isn't locked, we should already accept the follow and notify about the new follower instead
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follow, err := p.state.DB.AcceptFollowRequest(ctx, followRequest.AccountID, followRequest.TargetAccountID)
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if err != nil {
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return err
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}
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if err := p.federateAcceptFollowRequest(ctx, follow); err != nil {
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return err
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}
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return p.notifyFollow(ctx, follow, followRequest.TargetAccount)
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}
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// processCreateAnnounceFromFederator handles Activity Create and Object Announce
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func (p *Processor) processCreateAnnounceFromFederator(ctx context.Context, federatorMsg messages.FromFederator) error {
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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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// make sure the account is pinned
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if incomingAnnounce.Account == nil {
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a, err := p.state.DB.GetAccountByID(ctx, incomingAnnounce.AccountID)
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if err != nil {
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return err
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}
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incomingAnnounce.Account = a
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}
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// Get the remote account to make sure the avi and header are cached.
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if incomingAnnounce.Account.Domain != "" {
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remoteAccountID, err := url.Parse(incomingAnnounce.Account.URI)
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if err != nil {
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return err
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}
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a, _, err := p.federator.GetAccountByURI(ctx,
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federatorMsg.ReceivingAccount.Username,
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remoteAccountID,
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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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incomingAnnounce.Account = a
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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.state.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.timelineAndNotifyStatus(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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return nil
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}
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// processCreateBlockFromFederator handles Activity Create and Object Block
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func (p *Processor) processCreateBlockFromFederator(ctx context.Context, federatorMsg messages.FromFederator) error {
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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.state.Timelines.Home.WipeItemsFromAccountID(ctx, block.AccountID, block.TargetAccountID); err != nil {
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return err
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}
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if err := p.state.Timelines.Home.WipeItemsFromAccountID(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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return nil
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}
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func (p *Processor) processCreateFlagFromFederator(ctx context.Context, federatorMsg messages.FromFederator) error {
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incomingReport, ok := federatorMsg.GTSModel.(*gtsmodel.Report)
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if !ok {
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return errors.New("flag was not parseable as *gtsmodel.Report")
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}
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// TODO: handle additional side effects of flag creation:
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// - notify admins by dm / notification
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return p.emailReport(ctx, incomingReport)
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}
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// processUpdateAccountFromFederator handles Activity Update and Object Profile
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func (p *Processor) processUpdateAccountFromFederator(ctx context.Context, federatorMsg messages.FromFederator) error {
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incomingAccount, ok := federatorMsg.GTSModel.(*gtsmodel.Account)
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if !ok {
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return errors.New("*gtsmodel.Account was not parseable on update account message")
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}
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// Because this was an Update, the new AP Object should be set on the message.
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incomingAccountable, ok := federatorMsg.APObjectModel.(ap.Accountable)
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if !ok {
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return errors.New("Accountable was not parseable on update account message")
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}
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// Fetch up-to-date bio, avatar, header, etc.
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_, _, err := p.federator.RefreshAccount(
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ctx,
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federatorMsg.ReceivingAccount.Username,
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incomingAccount,
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incomingAccountable,
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true,
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)
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if err != nil {
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return fmt.Errorf("error enriching updated account from federator: %s", err)
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}
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return nil
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}
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// processDeleteStatusFromFederator handles Activity Delete and Object Note
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func (p *Processor) processDeleteStatusFromFederator(ctx context.Context, federatorMsg messages.FromFederator) error {
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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 attachments from this status since this request
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// comes from the federating API, and there's no way the
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// poster can do a delete + redraft for it on our instance
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deleteAttachments := true
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return p.wipeStatus(ctx, statusToDelete, deleteAttachments)
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}
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// processDeleteAccountFromFederator handles Activity Delete and Object Profile
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func (p *Processor) processDeleteAccountFromFederator(ctx context.Context, federatorMsg messages.FromFederator) error {
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account, ok := federatorMsg.GTSModel.(*gtsmodel.Account)
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if !ok {
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return errors.New("account delete was not parseable as *gtsmodel.Account")
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}
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return p.account.Delete(ctx, account, account.ID)
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}
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