mirror of
https://github.com/superseriousbusiness/gotosocial
synced 2024-12-08 06:32:22 +01:00
5d55e8d920
* add account block DB cache and remove reliance on relational joins * actually include cache key arguments... * add a PutBlock() method which also updates the block cache, update tests accordingly * use `PutBlock` instead of `Put(ctx, block)` * add + use functions for deleting + invalidating blocks Signed-off-by: kim <grufwub@gmail.com> Co-authored-by: tsmethurst <tobi.smethurst@protonmail.com>
494 lines
15 KiB
Go
494 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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"database/sql"
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"errors"
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"fmt"
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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/db"
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"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
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"github.com/uptrace/bun"
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)
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type relationshipDB struct {
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conn *DBConn
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accounts *accountDB
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blockCache *result.Cache[*gtsmodel.Block]
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}
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func (r *relationshipDB) init() {
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// Initialize block result cache
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r.blockCache = result.NewSized([]result.Lookup{
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{Name: "ID"},
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{Name: "AccountID.TargetAccountID"},
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{Name: "URI"},
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}, func(b1 *gtsmodel.Block) *gtsmodel.Block {
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b2 := new(gtsmodel.Block)
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*b2 = *b1
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return b2
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}, 1000)
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// Set cache TTL and start sweep routine
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r.blockCache.SetTTL(time.Minute*5, false)
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r.blockCache.Start(time.Second * 10)
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}
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func (r *relationshipDB) newFollowQ(follow interface{}) *bun.SelectQuery {
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return r.conn.
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NewSelect().
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Model(follow).
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Relation("Account").
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Relation("TargetAccount")
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}
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func (r *relationshipDB) IsBlocked(ctx context.Context, account1 string, account2 string, eitherDirection bool) (bool, db.Error) {
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// Look for a block in direction of account1->account2
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block1, err := r.getBlock(ctx, account1, account2)
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if err != nil && !errors.Is(err, db.ErrNoEntries) {
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return false, err
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}
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if block1 != nil {
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// account1 blocks account2
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return true, nil
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} else if !eitherDirection {
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// Don't check for mutli-directional
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return false, nil
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}
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// Look for a block in direction of account2->account1
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block2, err := r.getBlock(ctx, account2, account1)
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if err != nil && !errors.Is(err, db.ErrNoEntries) {
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return false, err
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}
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return (block2 != nil), nil
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}
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func (r *relationshipDB) GetBlock(ctx context.Context, account1 string, account2 string) (*gtsmodel.Block, db.Error) {
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// Fetch block from database
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block, err := r.getBlock(ctx, account1, account2)
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if err != nil {
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return nil, err
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}
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// Set the block originating account
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block.Account, err = r.accounts.GetAccountByID(ctx, block.AccountID)
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if err != nil {
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return nil, err
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}
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// Set the block target account
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block.TargetAccount, err = r.accounts.GetAccountByID(ctx, block.TargetAccountID)
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if err != nil {
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return nil, err
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}
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return block, nil
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}
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func (r *relationshipDB) getBlock(ctx context.Context, account1 string, account2 string) (*gtsmodel.Block, db.Error) {
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return r.blockCache.Load("AccountID.TargetAccountID", func() (*gtsmodel.Block, error) {
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var block gtsmodel.Block
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q := r.conn.NewSelect().Model(&block).
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Where("? = ?", bun.Ident("block.account_id"), account1).
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Where("? = ?", bun.Ident("block.target_account_id"), account2)
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if err := q.Scan(ctx); err != nil {
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return nil, r.conn.ProcessError(err)
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}
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return &block, nil
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}, account1, account2)
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}
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func (r *relationshipDB) PutBlock(ctx context.Context, block *gtsmodel.Block) db.Error {
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return r.blockCache.Store(block, func() error {
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_, err := r.conn.NewInsert().Model(block).Exec(ctx)
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return r.conn.ProcessError(err)
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})
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}
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func (r *relationshipDB) DeleteBlockByID(ctx context.Context, id string) db.Error {
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if _, err := r.conn.
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NewDelete().
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TableExpr("? AS ?", bun.Ident("blocks"), bun.Ident("block")).
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Where("? = ?", bun.Ident("block.id"), id).
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Exec(ctx); err != nil {
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return r.conn.ProcessError(err)
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}
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// Drop any old value from cache by this ID
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r.blockCache.Invalidate("ID", id)
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return nil
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}
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func (r *relationshipDB) DeleteBlockByURI(ctx context.Context, uri string) db.Error {
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if _, err := r.conn.
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NewDelete().
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TableExpr("? AS ?", bun.Ident("blocks"), bun.Ident("block")).
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Where("? = ?", bun.Ident("block.uri"), uri).
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Exec(ctx); err != nil {
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return r.conn.ProcessError(err)
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}
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// Drop any old value from cache by this URI
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r.blockCache.Invalidate("URI", uri)
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return nil
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}
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func (r *relationshipDB) DeleteBlocksByOriginAccountID(ctx context.Context, originAccountID string) db.Error {
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blockIDs := []string{}
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q := r.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("blocks"), bun.Ident("block")).
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Column("block.id").
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Where("? = ?", bun.Ident("block.account_id"), originAccountID)
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if err := q.Scan(ctx, &blockIDs); err != nil {
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return r.conn.ProcessError(err)
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}
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for _, blockID := range blockIDs {
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if err := r.DeleteBlockByID(ctx, blockID); err != nil {
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return err
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}
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}
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return nil
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}
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func (r *relationshipDB) DeleteBlocksByTargetAccountID(ctx context.Context, targetAccountID string) db.Error {
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blockIDs := []string{}
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q := r.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("blocks"), bun.Ident("block")).
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Column("block.id").
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Where("? = ?", bun.Ident("block.target_account_id"), targetAccountID)
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if err := q.Scan(ctx, &blockIDs); err != nil {
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return r.conn.ProcessError(err)
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}
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for _, blockID := range blockIDs {
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if err := r.DeleteBlockByID(ctx, blockID); err != nil {
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return err
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}
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}
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return nil
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}
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func (r *relationshipDB) GetRelationship(ctx context.Context, requestingAccount string, targetAccount string) (*gtsmodel.Relationship, db.Error) {
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rel := >smodel.Relationship{
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ID: targetAccount,
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}
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// check if the requesting account follows the target account
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follow := >smodel.Follow{}
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if err := r.conn.
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NewSelect().
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Model(follow).
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Column("follow.show_reblogs", "follow.notify").
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Where("? = ?", bun.Ident("follow.account_id"), requestingAccount).
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Where("? = ?", bun.Ident("follow.target_account_id"), targetAccount).
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Limit(1).
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Scan(ctx); err != nil {
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if err := r.conn.ProcessError(err); err != db.ErrNoEntries {
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return nil, fmt.Errorf("GetRelationship: error fetching follow: %s", err)
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}
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// no follow exists so these are all false
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rel.Following = false
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rel.ShowingReblogs = false
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rel.Notifying = false
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} else {
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// follow exists so we can fill these fields out...
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rel.Following = true
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rel.ShowingReblogs = *follow.ShowReblogs
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rel.Notifying = *follow.Notify
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}
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// check if the target account follows the requesting account
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followedByQ := r.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("follows"), bun.Ident("follow")).
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Column("follow.id").
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Where("? = ?", bun.Ident("follow.account_id"), targetAccount).
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Where("? = ?", bun.Ident("follow.target_account_id"), requestingAccount)
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followedBy, err := r.conn.Exists(ctx, followedByQ)
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if err != nil {
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return nil, fmt.Errorf("GetRelationship: error checking followedBy: %s", err)
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}
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rel.FollowedBy = followedBy
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// check if there's a pending following request from requesting account to target account
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requestedQ := r.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("follow_requests"), bun.Ident("follow_request")).
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Column("follow_request.id").
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Where("? = ?", bun.Ident("follow_request.account_id"), requestingAccount).
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Where("? = ?", bun.Ident("follow_request.target_account_id"), targetAccount)
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requested, err := r.conn.Exists(ctx, requestedQ)
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if err != nil {
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return nil, fmt.Errorf("GetRelationship: error checking requested: %s", err)
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}
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rel.Requested = requested
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// check if the requesting account is blocking the target account
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blockA2T, err := r.getBlock(ctx, requestingAccount, targetAccount)
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if err != nil && !errors.Is(err, db.ErrNoEntries) {
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return nil, fmt.Errorf("GetRelationship: error checking blocking: %s", err)
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}
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rel.Blocking = (blockA2T != nil)
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// check if the requesting account is blocked by the target account
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blockT2A, err := r.getBlock(ctx, targetAccount, requestingAccount)
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if err != nil && !errors.Is(err, db.ErrNoEntries) {
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return nil, fmt.Errorf("GetRelationship: error checking blockedBy: %s", err)
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}
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rel.BlockedBy = (blockT2A != nil)
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return rel, nil
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}
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func (r *relationshipDB) IsFollowing(ctx context.Context, sourceAccount *gtsmodel.Account, targetAccount *gtsmodel.Account) (bool, db.Error) {
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if sourceAccount == nil || targetAccount == nil {
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return false, nil
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}
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q := r.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("follows"), bun.Ident("follow")).
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Column("follow.id").
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Where("? = ?", bun.Ident("follow.account_id"), sourceAccount.ID).
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Where("? = ?", bun.Ident("follow.target_account_id"), targetAccount.ID)
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return r.conn.Exists(ctx, q)
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}
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func (r *relationshipDB) IsFollowRequested(ctx context.Context, sourceAccount *gtsmodel.Account, targetAccount *gtsmodel.Account) (bool, db.Error) {
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if sourceAccount == nil || targetAccount == nil {
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return false, nil
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}
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q := r.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("follow_requests"), bun.Ident("follow_request")).
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Column("follow_request.id").
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Where("? = ?", bun.Ident("follow_request.account_id"), sourceAccount.ID).
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Where("? = ?", bun.Ident("follow_request.target_account_id"), targetAccount.ID)
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return r.conn.Exists(ctx, q)
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}
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func (r *relationshipDB) IsMutualFollowing(ctx context.Context, account1 *gtsmodel.Account, account2 *gtsmodel.Account) (bool, db.Error) {
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if account1 == nil || account2 == nil {
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return false, nil
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}
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// make sure account 1 follows account 2
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f1, err := r.IsFollowing(ctx, account1, account2)
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if err != nil {
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return false, err
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}
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// make sure account 2 follows account 1
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f2, err := r.IsFollowing(ctx, account2, account1)
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if err != nil {
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return false, err
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}
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return f1 && f2, nil
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}
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func (r *relationshipDB) AcceptFollowRequest(ctx context.Context, originAccountID string, targetAccountID string) (*gtsmodel.Follow, db.Error) {
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var follow *gtsmodel.Follow
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if err := r.conn.RunInTx(ctx, func(tx bun.Tx) error {
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// get original follow request
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followRequest := >smodel.FollowRequest{}
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if err := tx.
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NewSelect().
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Model(followRequest).
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Where("? = ?", bun.Ident("follow_request.account_id"), originAccountID).
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Where("? = ?", bun.Ident("follow_request.target_account_id"), targetAccountID).
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Scan(ctx); err != nil {
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return err
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}
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// create a new follow to 'replace' the request with
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follow = >smodel.Follow{
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ID: followRequest.ID,
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AccountID: originAccountID,
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TargetAccountID: targetAccountID,
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URI: followRequest.URI,
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}
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// if the follow already exists, just update the URI -- we don't need to do anything else
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if _, err := tx.
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NewInsert().
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Model(follow).
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On("CONFLICT (?,?) DO UPDATE set ? = ?", bun.Ident("account_id"), bun.Ident("target_account_id"), bun.Ident("uri"), follow.URI).
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Exec(ctx); err != nil {
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return err
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}
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// now remove the follow request
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if _, err := tx.
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NewDelete().
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TableExpr("? AS ?", bun.Ident("follow_requests"), bun.Ident("follow_request")).
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Where("? = ?", bun.Ident("follow_request.id"), followRequest.ID).
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Exec(ctx); err != nil {
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return err
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}
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return nil
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}); err != nil {
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return nil, r.conn.ProcessError(err)
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}
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// return the new follow
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return follow, nil
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}
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func (r *relationshipDB) RejectFollowRequest(ctx context.Context, originAccountID string, targetAccountID string) (*gtsmodel.FollowRequest, db.Error) {
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followRequest := >smodel.FollowRequest{}
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if err := r.conn.RunInTx(ctx, func(tx bun.Tx) error {
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// get original follow request
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if err := tx.
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NewSelect().
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Model(followRequest).
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Where("? = ?", bun.Ident("follow_request.account_id"), originAccountID).
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Where("? = ?", bun.Ident("follow_request.target_account_id"), targetAccountID).
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Scan(ctx); err != nil {
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return err
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}
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// now delete it from the database by ID
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if _, err := tx.
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NewDelete().
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TableExpr("? AS ?", bun.Ident("follow_requests"), bun.Ident("follow_request")).
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Where("? = ?", bun.Ident("follow_request.id"), followRequest.ID).
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Exec(ctx); err != nil {
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return err
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}
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return nil
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}); err != nil {
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return nil, r.conn.ProcessError(err)
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}
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// return the deleted follow request
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return followRequest, nil
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}
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func (r *relationshipDB) GetAccountFollowRequests(ctx context.Context, accountID string) ([]*gtsmodel.FollowRequest, db.Error) {
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followRequests := []*gtsmodel.FollowRequest{}
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q := r.newFollowQ(&followRequests).
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Where("? = ?", bun.Ident("follow_request.target_account_id"), accountID).
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Order("follow_request.updated_at DESC")
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if err := q.Scan(ctx); err != nil {
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return nil, r.conn.ProcessError(err)
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}
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return followRequests, nil
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}
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func (r *relationshipDB) GetAccountFollows(ctx context.Context, accountID string) ([]*gtsmodel.Follow, db.Error) {
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follows := []*gtsmodel.Follow{}
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q := r.newFollowQ(&follows).
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Where("? = ?", bun.Ident("follow.account_id"), accountID).
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Order("follow.updated_at DESC")
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if err := q.Scan(ctx); err != nil {
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return nil, r.conn.ProcessError(err)
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}
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return follows, nil
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}
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func (r *relationshipDB) CountAccountFollows(ctx context.Context, accountID string, localOnly bool) (int, db.Error) {
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q := r.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("follows"), bun.Ident("follow"))
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if localOnly {
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q = q.
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Join("JOIN ? AS ? ON ? = ?", bun.Ident("accounts"), bun.Ident("account"), bun.Ident("follow.target_account_id"), bun.Ident("account.id")).
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Where("? = ?", bun.Ident("follow.account_id"), accountID).
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Where("? IS NULL", bun.Ident("account.domain"))
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} else {
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q = q.Where("? = ?", bun.Ident("follow.account_id"), accountID)
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}
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return q.Count(ctx)
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}
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func (r *relationshipDB) GetAccountFollowedBy(ctx context.Context, accountID string, localOnly bool) ([]*gtsmodel.Follow, db.Error) {
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follows := []*gtsmodel.Follow{}
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q := r.conn.
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NewSelect().
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Model(&follows).
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Order("follow.updated_at DESC")
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if localOnly {
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q = q.
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Join("JOIN ? AS ? ON ? = ?", bun.Ident("accounts"), bun.Ident("account"), bun.Ident("follow.account_id"), bun.Ident("account.id")).
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Where("? = ?", bun.Ident("follow.target_account_id"), accountID).
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Where("? IS NULL", bun.Ident("account.domain"))
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} else {
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q = q.Where("? = ?", bun.Ident("follow.target_account_id"), accountID)
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}
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err := q.Scan(ctx)
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if err != nil && err != sql.ErrNoRows {
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return nil, r.conn.ProcessError(err)
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}
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return follows, nil
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}
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func (r *relationshipDB) CountAccountFollowedBy(ctx context.Context, accountID string, localOnly bool) (int, db.Error) {
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q := r.conn.
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NewSelect().
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TableExpr("? AS ?", bun.Ident("follows"), bun.Ident("follow"))
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if localOnly {
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q = q.
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Join("JOIN ? AS ? ON ? = ?", bun.Ident("accounts"), bun.Ident("account"), bun.Ident("follow.account_id"), bun.Ident("account.id")).
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Where("? = ?", bun.Ident("follow.target_account_id"), accountID).
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Where("? IS NULL", bun.Ident("account.domain"))
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} else {
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q = q.Where("? = ?", bun.Ident("follow.target_account_id"), accountID)
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}
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return q.Count(ctx)
|
|
}
|