gotosocial/internal/db/bundb/relationship_follow_req.go

291 lines
8.5 KiB
Go

// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package bundb
import (
"context"
"errors"
"fmt"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtscontext"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/log"
"github.com/uptrace/bun"
)
func (r *relationshipDB) GetFollowRequestByID(ctx context.Context, id string) (*gtsmodel.FollowRequest, error) {
return r.getFollowRequest(
ctx,
"ID",
func(followReq *gtsmodel.FollowRequest) error {
return r.conn.NewSelect().
Model(followReq).
Where("? = ?", bun.Ident("id"), id).
Scan(ctx)
},
id,
)
}
func (r *relationshipDB) GetFollowRequestByURI(ctx context.Context, uri string) (*gtsmodel.FollowRequest, error) {
return r.getFollowRequest(
ctx,
"URI",
func(followReq *gtsmodel.FollowRequest) error {
return r.conn.NewSelect().
Model(followReq).
Where("? = ?", bun.Ident("uri"), uri).
Scan(ctx)
},
uri,
)
}
func (r *relationshipDB) GetFollowRequest(ctx context.Context, sourceAccountID string, targetAccountID string) (*gtsmodel.FollowRequest, error) {
return r.getFollowRequest(
ctx,
"AccountID.TargetAccountID",
func(followReq *gtsmodel.FollowRequest) error {
return r.conn.NewSelect().
Model(followReq).
Where("? = ?", bun.Ident("account_id"), sourceAccountID).
Where("? = ?", bun.Ident("target_account_id"), targetAccountID).
Scan(ctx)
},
sourceAccountID,
targetAccountID,
)
}
func (r *relationshipDB) GetFollowRequestsByIDs(ctx context.Context, ids []string) ([]*gtsmodel.FollowRequest, error) {
// Preallocate slice of expected length.
followReqs := make([]*gtsmodel.FollowRequest, 0, len(ids))
for _, id := range ids {
// Fetch follow request model for this ID.
followReq, err := r.GetFollowRequestByID(ctx, id)
if err != nil {
log.Errorf(ctx, "error getting follow request %q: %v", id, err)
continue
}
// Append to return slice.
followReqs = append(followReqs, followReq)
}
return followReqs, nil
}
func (r *relationshipDB) IsFollowRequested(ctx context.Context, sourceAccountID string, targetAccountID string) (bool, db.Error) {
followReq, err := r.GetFollowRequest(
gtscontext.SetBarebones(ctx),
sourceAccountID,
targetAccountID,
)
if err != nil && !errors.Is(err, db.ErrNoEntries) {
return false, err
}
return (followReq != nil), nil
}
func (r *relationshipDB) getFollowRequest(ctx context.Context, lookup string, dbQuery func(*gtsmodel.FollowRequest) error, keyParts ...any) (*gtsmodel.FollowRequest, error) {
// Fetch follow request from database cache with loader callback
followReq, err := r.state.Caches.GTS.FollowRequest().Load(lookup, func() (*gtsmodel.FollowRequest, error) {
var followReq gtsmodel.FollowRequest
// Not cached! Perform database query
if err := dbQuery(&followReq); err != nil {
return nil, r.conn.ProcessError(err)
}
return &followReq, nil
}, keyParts...)
if err != nil {
// error already processed
return nil, err
}
if gtscontext.Barebones(ctx) {
// Only a barebones model was requested.
return followReq, nil
}
// Set the follow request source account
followReq.Account, err = r.state.DB.GetAccountByID(
gtscontext.SetBarebones(ctx),
followReq.AccountID,
)
if err != nil {
return nil, fmt.Errorf("error getting follow request source account: %w", err)
}
// Set the follow request target account
followReq.TargetAccount, err = r.state.DB.GetAccountByID(
gtscontext.SetBarebones(ctx),
followReq.TargetAccountID,
)
if err != nil {
return nil, fmt.Errorf("error getting follow request target account: %w", err)
}
return followReq, nil
}
func (r *relationshipDB) PutFollowRequest(ctx context.Context, follow *gtsmodel.FollowRequest) error {
err := r.state.Caches.GTS.FollowRequest().Store(follow, func() error {
_, err := r.conn.NewInsert().Model(follow).Exec(ctx)
return r.conn.ProcessError(err)
})
if err != nil {
return err
}
// Invalidate follow request origin account ID cached visibility.
r.state.Caches.Visibility.Invalidate("ItemID", follow.AccountID)
r.state.Caches.Visibility.Invalidate("RequesterID", follow.AccountID)
// Invalidate follow request target account ID cached visibility.
r.state.Caches.Visibility.Invalidate("ItemID", follow.TargetAccountID)
r.state.Caches.Visibility.Invalidate("RequesterID", follow.TargetAccountID)
return nil
}
func (r *relationshipDB) AcceptFollowRequest(ctx context.Context, sourceAccountID string, targetAccountID string) (*gtsmodel.Follow, db.Error) {
// Get original follow request.
followReq, err := r.GetFollowRequest(ctx, sourceAccountID, targetAccountID)
if err != nil {
return nil, err
}
// Create a new follow to 'replace'
// the original follow request with.
follow := &gtsmodel.Follow{
ID: followReq.ID,
AccountID: sourceAccountID,
Account: followReq.Account,
TargetAccountID: targetAccountID,
TargetAccount: followReq.TargetAccount,
URI: followReq.URI,
}
// If the follow already exists, just
// replace the URI with the new one.
if _, err := r.conn.
NewInsert().
Model(follow).
On("CONFLICT (?,?) DO UPDATE set ? = ?", bun.Ident("account_id"), bun.Ident("target_account_id"), bun.Ident("uri"), follow.URI).
Exec(ctx); err != nil {
return nil, r.conn.ProcessError(err)
}
// Delete original follow request.
if _, err := r.conn.
NewDelete().
Table("follow_requests").
Where("? = ?", bun.Ident("id"), followReq.ID).
Exec(ctx); err != nil {
return nil, r.conn.ProcessError(err)
}
// Invalidate follow request from cache lookups; this will
// invalidate the follow as well via the invalidate hook.
r.state.Caches.GTS.FollowRequest().Invalidate("ID", followReq.ID)
// Delete original follow request notification
if err := r.state.DB.DeleteNotifications(ctx, []string{
string(gtsmodel.NotificationFollowRequest),
}, targetAccountID, sourceAccountID); err != nil {
return nil, err
}
return follow, nil
}
func (r *relationshipDB) RejectFollowRequest(ctx context.Context, sourceAccountID string, targetAccountID string) db.Error {
// Get original follow request.
followReq, err := r.GetFollowRequest(ctx, sourceAccountID, targetAccountID)
if err != nil {
return err
}
// Delete original follow request.
if err := r.DeleteFollowRequestByID(ctx, followReq.ID); err != nil {
return err
}
// Delete original follow request notification
return r.state.DB.DeleteNotifications(ctx, []string{
string(gtsmodel.NotificationFollowRequest),
}, targetAccountID, sourceAccountID)
}
func (r *relationshipDB) DeleteFollowRequestByID(ctx context.Context, id string) error {
if _, err := r.conn.NewDelete().
Table("follow_requests").
Where("? = ?", bun.Ident("id"), id).
Exec(ctx); err != nil {
return r.conn.ProcessError(err)
}
// Invalidate follow request from cache lookups.
r.state.Caches.GTS.FollowRequest().Invalidate("ID", id)
return nil
}
func (r *relationshipDB) DeleteFollowRequestByURI(ctx context.Context, uri string) error {
if _, err := r.conn.NewDelete().
Table("follow_requests").
Where("? = ?", bun.Ident("uri"), uri).
Exec(ctx); err != nil {
return r.conn.ProcessError(err)
}
// Invalidate follow request from cache lookups.
r.state.Caches.GTS.FollowRequest().Invalidate("URI", uri)
return nil
}
func (r *relationshipDB) DeleteAccountFollowRequests(ctx context.Context, accountID string) error {
var followIDs []string
if _, err := r.conn.
NewDelete().
Table("follow_requests").
WhereOr("? = ? OR ? = ?",
bun.Ident("account_id"),
accountID,
bun.Ident("target_account_id"),
accountID,
).
Returning("?", bun.Ident("id")).
Exec(ctx, &followIDs); err != nil {
return r.conn.ProcessError(err)
}
// Invalidate each returned ID.
for _, id := range followIDs {
r.state.Caches.GTS.FollowRequest().Invalidate("ID", id)
}
return nil
}