212 lines
8.3 KiB
Go
212 lines
8.3 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 status
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import (
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"context"
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"errors"
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"fmt"
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"github.com/superseriousbusiness/gotosocial/internal/ap"
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apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
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"github.com/superseriousbusiness/gotosocial/internal/db"
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"github.com/superseriousbusiness/gotosocial/internal/gtserror"
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"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
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"github.com/superseriousbusiness/gotosocial/internal/messages"
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)
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// BoostCreate processes the boost/reblog of a given status, returning the newly-created boost if all is well.
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func (p *Processor) BoostCreate(ctx context.Context, requestingAccount *gtsmodel.Account, application *gtsmodel.Application, targetStatusID string) (*apimodel.Status, gtserror.WithCode) {
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targetStatus, err := p.state.DB.GetStatusByID(ctx, targetStatusID)
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if err != nil {
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return nil, gtserror.NewErrorNotFound(fmt.Errorf("error fetching status %s: %s", targetStatusID, err))
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}
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if targetStatus.Account == nil {
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return nil, gtserror.NewErrorNotFound(fmt.Errorf("no status owner for status %s", targetStatusID))
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}
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// if targetStatusID refers to a boost, then we should redirect
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// the target to being the status that was boosted; if we don't
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// do this, then we end up in weird situations where people
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// boost boosts, and it looks absolutely bizarre in the UI
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if targetStatus.BoostOfID != "" {
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if targetStatus.BoostOf == nil {
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b, err := p.state.DB.GetStatusByID(ctx, targetStatus.BoostOfID)
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if err != nil {
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return nil, gtserror.NewErrorNotFound(fmt.Errorf("couldn't fetch boosted status %s", targetStatus.BoostOfID))
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}
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targetStatus.BoostOf = b
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}
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targetStatus = targetStatus.BoostOf
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}
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boostable, err := p.filter.StatusBoostable(ctx, requestingAccount, targetStatus)
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if err != nil {
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return nil, gtserror.NewErrorNotFound(fmt.Errorf("error seeing if status %s is boostable: %s", targetStatus.ID, err))
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} else if !boostable {
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return nil, gtserror.NewErrorNotFound(errors.New("status is not boostable"))
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}
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// it's visible! it's boostable! so let's boost the FUCK out of it
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boostWrapperStatus, err := p.converter.StatusToBoost(ctx, targetStatus, requestingAccount)
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if err != nil {
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return nil, gtserror.NewErrorInternalError(err)
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}
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boostWrapperStatus.CreatedWithApplicationID = application.ID
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boostWrapperStatus.BoostOfAccount = targetStatus.Account
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// put the boost in the database
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if err := p.state.DB.PutStatus(ctx, boostWrapperStatus); err != nil {
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return nil, gtserror.NewErrorInternalError(err)
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}
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// send it back to the processor for async processing
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p.state.Workers.EnqueueClientAPI(ctx, messages.FromClientAPI{
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APObjectType: ap.ActivityAnnounce,
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APActivityType: ap.ActivityCreate,
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GTSModel: boostWrapperStatus,
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OriginAccount: requestingAccount,
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TargetAccount: targetStatus.Account,
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})
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return p.c.GetAPIStatus(ctx, requestingAccount, boostWrapperStatus)
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}
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// BoostRemove processes the unboost/unreblog of a given status, returning the status if all is well.
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func (p *Processor) BoostRemove(ctx context.Context, requestingAccount *gtsmodel.Account, application *gtsmodel.Application, targetStatusID string) (*apimodel.Status, gtserror.WithCode) {
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targetStatus, err := p.state.DB.GetStatusByID(ctx, targetStatusID)
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if err != nil {
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return nil, gtserror.NewErrorNotFound(fmt.Errorf("error fetching status %s: %s", targetStatusID, err))
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}
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if targetStatus.Account == nil {
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return nil, gtserror.NewErrorNotFound(fmt.Errorf("no status owner for status %s", targetStatusID))
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}
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visible, err := p.filter.StatusVisible(ctx, requestingAccount, targetStatus)
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if err != nil {
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return nil, gtserror.NewErrorNotFound(fmt.Errorf("error seeing if status %s is visible: %s", targetStatus.ID, err))
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}
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if !visible {
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return nil, gtserror.NewErrorNotFound(errors.New("status is not visible"))
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}
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// Check whether the requesting account has boosted the given status ID.
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boost, err := p.state.DB.GetStatusBoost(ctx, targetStatusID, requestingAccount.ID)
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if err != nil {
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return nil, gtserror.NewErrorNotFound(fmt.Errorf("error checking status boost %s: %w", targetStatusID, err))
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}
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if boost != nil {
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// pin some stuff onto the boost while we have it out of the db
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boost.Account = requestingAccount
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boost.BoostOf = targetStatus
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boost.BoostOfAccount = targetStatus.Account
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boost.BoostOf.Account = targetStatus.Account
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// send it back to the processor for async processing
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p.state.Workers.EnqueueClientAPI(ctx, messages.FromClientAPI{
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APObjectType: ap.ActivityAnnounce,
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APActivityType: ap.ActivityUndo,
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GTSModel: boost,
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OriginAccount: requestingAccount,
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TargetAccount: targetStatus.Account,
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})
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}
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return p.c.GetAPIStatus(ctx, requestingAccount, targetStatus)
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}
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// StatusBoostedBy returns a slice of accounts that have boosted the given status, filtered according to privacy settings.
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func (p *Processor) StatusBoostedBy(ctx context.Context, requestingAccount *gtsmodel.Account, targetStatusID string) ([]*apimodel.Account, gtserror.WithCode) {
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targetStatus, err := p.state.DB.GetStatusByID(ctx, targetStatusID)
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if err != nil {
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wrapped := fmt.Errorf("BoostedBy: error fetching status %s: %s", targetStatusID, err)
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if !errors.Is(err, db.ErrNoEntries) {
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return nil, gtserror.NewErrorInternalError(wrapped)
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}
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return nil, gtserror.NewErrorNotFound(wrapped)
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}
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if boostOfID := targetStatus.BoostOfID; boostOfID != "" {
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// the target status is a boost wrapper, redirect this request to the status it boosts
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boostedStatus, err := p.state.DB.GetStatusByID(ctx, boostOfID)
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if err != nil {
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wrapped := fmt.Errorf("BoostedBy: error fetching status %s: %s", boostOfID, err)
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if !errors.Is(err, db.ErrNoEntries) {
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return nil, gtserror.NewErrorInternalError(wrapped)
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}
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return nil, gtserror.NewErrorNotFound(wrapped)
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}
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targetStatus = boostedStatus
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}
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visible, err := p.filter.StatusVisible(ctx, requestingAccount, targetStatus)
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if err != nil {
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err = fmt.Errorf("BoostedBy: error seeing if status %s is visible: %s", targetStatus.ID, err)
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return nil, gtserror.NewErrorNotFound(err)
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}
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if !visible {
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err = errors.New("BoostedBy: status is not visible")
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return nil, gtserror.NewErrorNotFound(err)
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}
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statusBoosts, err := p.state.DB.GetStatusBoosts(ctx, targetStatus.ID)
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if err != nil {
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err = fmt.Errorf("BoostedBy: error seeing who boosted status: %s", err)
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return nil, gtserror.NewErrorNotFound(err)
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}
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// filter account IDs so the user doesn't see accounts they blocked or which blocked them
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accountIDs := make([]string, 0, len(statusBoosts))
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for _, s := range statusBoosts {
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blocked, err := p.state.DB.IsEitherBlocked(ctx, requestingAccount.ID, s.AccountID)
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if err != nil {
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err = fmt.Errorf("BoostedBy: error checking blocks: %s", err)
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return nil, gtserror.NewErrorNotFound(err)
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}
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if !blocked {
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accountIDs = append(accountIDs, s.AccountID)
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}
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}
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// TODO: filter other things here? suspended? muted? silenced?
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// fetch accounts + create their API representations
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apiAccounts := make([]*apimodel.Account, 0, len(accountIDs))
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for _, accountID := range accountIDs {
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account, err := p.state.DB.GetAccountByID(ctx, accountID)
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if err != nil {
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wrapped := fmt.Errorf("BoostedBy: error fetching account %s: %s", accountID, err)
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if !errors.Is(err, db.ErrNoEntries) {
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return nil, gtserror.NewErrorInternalError(wrapped)
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}
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return nil, gtserror.NewErrorNotFound(wrapped)
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}
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apiAccount, err := p.converter.AccountToAPIAccountPublic(ctx, account)
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if err != nil {
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err = fmt.Errorf("BoostedBy: error converting account to api model: %s", err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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apiAccounts = append(apiAccounts, apiAccount)
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}
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return apiAccounts, nil
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}
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