mirror of
https://github.com/superseriousbusiness/gotosocial
synced 2024-12-08 14:36:32 +01:00
2eea3d57e0
Signed-off-by: kim <grufwub@gmail.com> Signed-off-by: kim <grufwub@gmail.com>
528 lines
15 KiB
Go
528 lines
15 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021-2022 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 bundb
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import (
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"context"
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"errors"
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"fmt"
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"strings"
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"time"
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"codeberg.org/gruf/go-cache/v3/result"
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"github.com/superseriousbusiness/gotosocial/internal/config"
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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/log"
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"github.com/uptrace/bun"
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"github.com/uptrace/bun/dialect"
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)
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type accountDB struct {
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conn *DBConn
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cache *result.Cache[*gtsmodel.Account]
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emojis *emojiDB
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status *statusDB
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}
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func (a *accountDB) init() {
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// Initialize account result cache
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a.cache = result.NewSized([]result.Lookup{
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{Name: "ID"},
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{Name: "URI"},
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{Name: "URL"},
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{Name: "Username.Domain"},
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{Name: "PublicKeyURI"},
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}, func(a1 *gtsmodel.Account) *gtsmodel.Account {
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a2 := new(gtsmodel.Account)
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*a2 = *a1
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return a2
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}, 1000)
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// Set cache TTL and start sweep routine
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a.cache.SetTTL(time.Minute*5, false)
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a.cache.Start(time.Second * 10)
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}
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func (a *accountDB) newAccountQ(account *gtsmodel.Account) *bun.SelectQuery {
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return a.conn.
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NewSelect().
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Model(account).
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Relation("AvatarMediaAttachment").
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Relation("HeaderMediaAttachment")
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}
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func (a *accountDB) GetAccountByID(ctx context.Context, id string) (*gtsmodel.Account, db.Error) {
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return a.getAccount(
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ctx,
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"ID",
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func(account *gtsmodel.Account) error {
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return a.newAccountQ(account).Where("? = ?", bun.Ident("account.id"), id).Scan(ctx)
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},
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id,
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)
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}
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func (a *accountDB) GetAccountByURI(ctx context.Context, uri string) (*gtsmodel.Account, db.Error) {
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return a.getAccount(
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ctx,
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"URI",
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func(account *gtsmodel.Account) error {
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return a.newAccountQ(account).Where("? = ?", bun.Ident("account.uri"), uri).Scan(ctx)
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},
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uri,
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)
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}
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func (a *accountDB) GetAccountByURL(ctx context.Context, url string) (*gtsmodel.Account, db.Error) {
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return a.getAccount(
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ctx,
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"URL",
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func(account *gtsmodel.Account) error {
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return a.newAccountQ(account).Where("? = ?", bun.Ident("account.url"), url).Scan(ctx)
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},
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url,
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)
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}
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func (a *accountDB) GetAccountByUsernameDomain(ctx context.Context, username string, domain string) (*gtsmodel.Account, db.Error) {
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username = strings.ToLower(username)
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return a.getAccount(
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ctx,
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"Username.Domain",
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func(account *gtsmodel.Account) error {
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q := a.newAccountQ(account)
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if domain != "" {
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q = q.Where("? = ?", bun.Ident("account.username"), username)
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q = q.Where("? = ?", bun.Ident("account.domain"), domain)
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} else {
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q = q.Where("? = ?", bun.Ident("account.username"), username)
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q = q.Where("? IS NULL", bun.Ident("account.domain"))
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}
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return q.Scan(ctx)
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},
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username,
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domain,
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)
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}
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func (a *accountDB) GetAccountByPubkeyID(ctx context.Context, id string) (*gtsmodel.Account, db.Error) {
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return a.getAccount(
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ctx,
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"PublicKeyURI",
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func(account *gtsmodel.Account) error {
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return a.newAccountQ(account).Where("? = ?", bun.Ident("account.public_key_uri"), id).Scan(ctx)
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},
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id,
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)
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}
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func (a *accountDB) GetInstanceAccount(ctx context.Context, domain string) (*gtsmodel.Account, db.Error) {
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var username string
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if domain == "" {
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// I.e. our local instance account
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username = config.GetHost()
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} else {
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// A remote instance account
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username = domain
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}
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return a.GetAccountByUsernameDomain(ctx, username, domain)
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}
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func (a *accountDB) getAccount(ctx context.Context, lookup string, dbQuery func(*gtsmodel.Account) error, keyParts ...any) (*gtsmodel.Account, db.Error) {
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// Fetch account from database cache with loader callback
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account, err := a.cache.Load(lookup, func() (*gtsmodel.Account, error) {
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var account gtsmodel.Account
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// Not cached! Perform database query
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if err := dbQuery(&account); err != nil {
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return nil, a.conn.ProcessError(err)
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}
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return &account, nil
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}, keyParts...)
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if err != nil {
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return nil, err
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}
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if len(account.EmojiIDs) > 0 {
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// Set the account's related emojis
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account.Emojis, err = a.emojis.emojisFromIDs(ctx, account.EmojiIDs)
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if err != nil {
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return nil, fmt.Errorf("error getting account emojis: %w", err)
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}
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}
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return account, nil
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}
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func (a *accountDB) PutAccount(ctx context.Context, account *gtsmodel.Account) db.Error {
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return a.cache.Store(account, func() error {
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// It is safe to run this database transaction within cache.Store
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// as the cache does not attempt a mutex lock until AFTER hook.
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//
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return a.conn.RunInTx(ctx, func(tx bun.Tx) error {
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// create links between this account and any emojis it uses
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for _, i := range account.EmojiIDs {
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if _, err := tx.NewInsert().Model(>smodel.AccountToEmoji{
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AccountID: account.ID,
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EmojiID: i,
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}).Exec(ctx); err != nil {
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return err
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}
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}
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// insert the account
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_, err := tx.NewInsert().Model(account).Exec(ctx)
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return err
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})
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})
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}
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func (a *accountDB) UpdateAccount(ctx context.Context, account *gtsmodel.Account) db.Error {
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// Update the account's last-updated
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account.UpdatedAt = time.Now()
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return a.cache.Store(account, func() error {
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// It is safe to run this database transaction within cache.Store
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// as the cache does not attempt a mutex lock until AFTER hook.
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//
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return a.conn.RunInTx(ctx, func(tx bun.Tx) error {
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// create links between this account and any emojis it uses
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// first clear out any old emoji links
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if _, err := tx.
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NewDelete().
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TableExpr("? AS ?", bun.Ident("account_to_emojis"), bun.Ident("account_to_emoji")).
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Where("? = ?", bun.Ident("account_to_emoji.account_id"), account.ID).
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Exec(ctx); err != nil {
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return err
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}
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// now populate new emoji links
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for _, i := range account.EmojiIDs {
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if _, err := tx.
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NewInsert().
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Model(>smodel.AccountToEmoji{
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AccountID: account.ID,
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EmojiID: i,
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}).Exec(ctx); err != nil {
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return err
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}
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}
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// update the account
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_, err := tx.NewUpdate().
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Model(account).
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Where("? = ?", bun.Ident("account.id"), account.ID).
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Exec(ctx)
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return err
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})
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})
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}
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func (a *accountDB) DeleteAccount(ctx context.Context, id string) db.Error {
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if err := a.conn.RunInTx(ctx, func(tx bun.Tx) error {
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// clear out any emoji links
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if _, err := tx.
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NewDelete().
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TableExpr("? AS ?", bun.Ident("account_to_emojis"), bun.Ident("account_to_emoji")).
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Where("? = ?", bun.Ident("account_to_emoji.account_id"), id).
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Exec(ctx); err != nil {
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return err
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}
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// delete the account
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_, err := tx.
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NewDelete().
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TableExpr("? AS ?", bun.Ident("accounts"), bun.Ident("account")).
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Where("? = ?", bun.Ident("account.id"), id).
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Exec(ctx)
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return err
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}); err != nil {
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return err
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}
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a.cache.Invalidate("ID", id)
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return nil
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}
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func (a *accountDB) GetAccountLastPosted(ctx context.Context, accountID string, webOnly bool) (time.Time, db.Error) {
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createdAt := time.Time{}
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q := a.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("statuses"), bun.Ident("status")).
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Column("status.created_at").
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Where("? = ?", bun.Ident("status.account_id"), accountID).
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Order("status.id DESC").
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Limit(1)
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if webOnly {
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q = q.
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WhereGroup(" AND ", whereEmptyOrNull("status.in_reply_to_uri")).
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WhereGroup(" AND ", whereEmptyOrNull("status.boost_of_id")).
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Where("? = ?", bun.Ident("status.visibility"), gtsmodel.VisibilityPublic).
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Where("? = ?", bun.Ident("status.federated"), true)
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}
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if err := q.Scan(ctx, &createdAt); err != nil {
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return time.Time{}, a.conn.ProcessError(err)
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}
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return createdAt, nil
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}
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func (a *accountDB) SetAccountHeaderOrAvatar(ctx context.Context, mediaAttachment *gtsmodel.MediaAttachment, accountID string) db.Error {
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if *mediaAttachment.Avatar && *mediaAttachment.Header {
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return errors.New("one media attachment cannot be both header and avatar")
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}
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var column bun.Ident
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switch {
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case *mediaAttachment.Avatar:
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column = bun.Ident("account.avatar_media_attachment_id")
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case *mediaAttachment.Header:
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column = bun.Ident("account.header_media_attachment_id")
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default:
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return errors.New("given media attachment was neither a header nor an avatar")
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}
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// TODO: there are probably more side effects here that need to be handled
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if _, err := a.conn.
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NewInsert().
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Model(mediaAttachment).
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Exec(ctx); err != nil {
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return a.conn.ProcessError(err)
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}
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if _, err := a.conn.
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NewUpdate().
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TableExpr("? AS ?", bun.Ident("accounts"), bun.Ident("account")).
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Set("? = ?", column, mediaAttachment.ID).
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Where("? = ?", bun.Ident("account.id"), accountID).
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Exec(ctx); err != nil {
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return a.conn.ProcessError(err)
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}
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return nil
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}
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func (a *accountDB) GetAccountCustomCSSByUsername(ctx context.Context, username string) (string, db.Error) {
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account, err := a.GetAccountByUsernameDomain(ctx, username, "")
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if err != nil {
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return "", err
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}
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return account.CustomCSS, nil
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}
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func (a *accountDB) GetAccountFaves(ctx context.Context, accountID string) ([]*gtsmodel.StatusFave, db.Error) {
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faves := new([]*gtsmodel.StatusFave)
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if err := a.conn.
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NewSelect().
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Model(faves).
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Where("? = ?", bun.Ident("status_fave.account_id"), accountID).
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Scan(ctx); err != nil {
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return nil, a.conn.ProcessError(err)
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}
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return *faves, nil
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}
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func (a *accountDB) CountAccountStatuses(ctx context.Context, accountID string) (int, db.Error) {
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return a.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("statuses"), bun.Ident("status")).
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Where("? = ?", bun.Ident("status.account_id"), accountID).
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Count(ctx)
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}
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func (a *accountDB) GetAccountStatuses(ctx context.Context, accountID string, limit int, excludeReplies bool, excludeReblogs bool, maxID string, minID string, pinnedOnly bool, mediaOnly bool, publicOnly bool) ([]*gtsmodel.Status, db.Error) {
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statusIDs := []string{}
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q := a.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("statuses"), bun.Ident("status")).
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Column("status.id").
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Order("status.id DESC")
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if accountID != "" {
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q = q.Where("? = ?", bun.Ident("status.account_id"), accountID)
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}
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if limit != 0 {
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q = q.Limit(limit)
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}
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if excludeReplies {
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// include self-replies (threads)
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whereGroup := func(*bun.SelectQuery) *bun.SelectQuery {
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return q.
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WhereOr("? = ?", bun.Ident("status.in_reply_to_account_id"), accountID).
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WhereGroup(" OR ", whereEmptyOrNull("status.in_reply_to_uri"))
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}
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q = q.WhereGroup(" AND ", whereGroup)
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}
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if excludeReblogs {
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q = q.WhereGroup(" AND ", whereEmptyOrNull("status.boost_of_id"))
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}
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if maxID != "" {
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q = q.Where("? < ?", bun.Ident("status.id"), maxID)
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}
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if minID != "" {
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q = q.Where("? > ?", bun.Ident("status.id"), minID)
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}
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if pinnedOnly {
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q = q.Where("? = ?", bun.Ident("status.pinned"), true)
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}
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if mediaOnly {
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// attachments are stored as a json object;
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// this implementation differs between sqlite and postgres,
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// so we have to be thorough to cover all eventualities
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q = q.WhereGroup(" AND ", func(q *bun.SelectQuery) *bun.SelectQuery {
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switch a.conn.Dialect().Name() {
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case dialect.PG:
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return q.
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Where("? IS NOT NULL", bun.Ident("status.attachments")).
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Where("? != '{}'", bun.Ident("status.attachments"))
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case dialect.SQLite:
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return q.
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Where("? IS NOT NULL", bun.Ident("status.attachments")).
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Where("? != ''", bun.Ident("status.attachments")).
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Where("? != 'null'", bun.Ident("status.attachments")).
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Where("? != '{}'", bun.Ident("status.attachments")).
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Where("? != '[]'", bun.Ident("status.attachments"))
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default:
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log.Panic("db dialect was neither pg nor sqlite")
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return q
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}
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})
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}
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if publicOnly {
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q = q.Where("? = ?", bun.Ident("status.visibility"), gtsmodel.VisibilityPublic)
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}
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if err := q.Scan(ctx, &statusIDs); err != nil {
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return nil, a.conn.ProcessError(err)
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}
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return a.statusesFromIDs(ctx, statusIDs)
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}
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func (a *accountDB) GetAccountWebStatuses(ctx context.Context, accountID string, limit int, maxID string) ([]*gtsmodel.Status, db.Error) {
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statusIDs := []string{}
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q := a.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("statuses"), bun.Ident("status")).
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Column("status.id").
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Where("? = ?", bun.Ident("status.account_id"), accountID).
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WhereGroup(" AND ", whereEmptyOrNull("status.in_reply_to_uri")).
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WhereGroup(" AND ", whereEmptyOrNull("status.boost_of_id")).
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Where("? = ?", bun.Ident("status.visibility"), gtsmodel.VisibilityPublic).
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Where("? = ?", bun.Ident("status.federated"), true)
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if maxID != "" {
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q = q.Where("? < ?", bun.Ident("status.id"), maxID)
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}
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q = q.Limit(limit).Order("status.id DESC")
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if err := q.Scan(ctx, &statusIDs); err != nil {
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return nil, a.conn.ProcessError(err)
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}
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return a.statusesFromIDs(ctx, statusIDs)
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}
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func (a *accountDB) GetAccountBlocks(ctx context.Context, accountID string, maxID string, sinceID string, limit int) ([]*gtsmodel.Account, string, string, db.Error) {
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blocks := []*gtsmodel.Block{}
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fq := a.conn.
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NewSelect().
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Model(&blocks).
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Where("? = ?", bun.Ident("block.account_id"), accountID).
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Relation("TargetAccount").
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Order("block.id DESC")
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if maxID != "" {
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fq = fq.Where("? < ?", bun.Ident("block.id"), maxID)
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}
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if sinceID != "" {
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fq = fq.Where("? > ?", bun.Ident("block.id"), sinceID)
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}
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if limit > 0 {
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fq = fq.Limit(limit)
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}
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if err := fq.Scan(ctx); err != nil {
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return nil, "", "", a.conn.ProcessError(err)
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}
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if len(blocks) == 0 {
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return nil, "", "", db.ErrNoEntries
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}
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accounts := []*gtsmodel.Account{}
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for _, b := range blocks {
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accounts = append(accounts, b.TargetAccount)
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}
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nextMaxID := blocks[len(blocks)-1].ID
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prevMinID := blocks[0].ID
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return accounts, nextMaxID, prevMinID, nil
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}
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func (a *accountDB) statusesFromIDs(ctx context.Context, statusIDs []string) ([]*gtsmodel.Status, db.Error) {
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// Catch case of no statuses early
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if len(statusIDs) == 0 {
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return nil, db.ErrNoEntries
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}
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|
|
// Allocate return slice (will be at most len statusIDS)
|
|
statuses := make([]*gtsmodel.Status, 0, len(statusIDs))
|
|
|
|
for _, id := range statusIDs {
|
|
// Fetch from status from database by ID
|
|
status, err := a.status.GetStatusByID(ctx, id)
|
|
if err != nil {
|
|
log.Errorf("statusesFromIDs: error getting status %q: %v", id, err)
|
|
continue
|
|
}
|
|
|
|
// Append to return slice
|
|
statuses = append(statuses, status)
|
|
}
|
|
|
|
return statuses, nil
|
|
}
|