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Pg to bun (#148)

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* start moving to bun

* changing more stuff

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* more big changes

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* little fixes
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tobi 2021-08-25 15:34:33 +02:00 • committed by GitHub
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internal/db/pg/relationship.go
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@ -1,276 +0,0 @@
/*
GoToSocial
Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
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 pg
import (
"context"
"fmt"
"github.com/go-pg/pg/v10"
"github.com/go-pg/pg/v10/orm"
"github.com/sirupsen/logrus"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
)
type relationshipDB struct {
config *config.Config
conn *pg.DB
log *logrus.Logger
cancel context.CancelFunc
}
func (r *relationshipDB) newBlockQ(block *gtsmodel.Block) *orm.Query {
return r.conn.Model(block).
Relation("Account").
Relation("TargetAccount")
}
func (r *relationshipDB) newFollowQ(follow interface{}) *orm.Query {
return r.conn.Model(follow).
Relation("Account").
Relation("TargetAccount")
}
func (r *relationshipDB) IsBlocked(account1 string, account2 string, eitherDirection bool) (bool, db.Error) {
q := r.conn.
Model(&gtsmodel.Block{}).
Where("account_id = ?", account1).
Where("target_account_id = ?", account2)
if eitherDirection {
q = q.
WhereOr("target_account_id = ?", account1).
Where("account_id = ?", account2)
}
return q.Exists()
}
func (r *relationshipDB) GetBlock(account1 string, account2 string) (*gtsmodel.Block, db.Error) {
block := &gtsmodel.Block{}
q := r.newBlockQ(block).
Where("block.account_id = ?", account1).
Where("block.target_account_id = ?", account2)
err := processErrorResponse(q.Select())
return block, err
}
func (r *relationshipDB) GetRelationship(requestingAccount string, targetAccount string) (*gtsmodel.Relationship, db.Error) {
rel := &gtsmodel.Relationship{
ID: targetAccount,
}
// check if the requesting account follows the target account
follow := &gtsmodel.Follow{}
if err := r.conn.Model(follow).Where("account_id = ?", requestingAccount).Where("target_account_id = ?", targetAccount).Select(); err != nil {
if err != pg.ErrNoRows {
// a proper error
return nil, fmt.Errorf("getrelationship: error checking follow existence: %s", err)
}
// no follow exists so these are all false
rel.Following = false
rel.ShowingReblogs = false
rel.Notifying = false
} else {
// follow exists so we can fill these fields out...
rel.Following = true
rel.ShowingReblogs = follow.ShowReblogs
rel.Notifying = follow.Notify
}
// check if the target account follows the requesting account
followedBy, err := r.conn.Model(&gtsmodel.Follow{}).Where("account_id = ?", targetAccount).Where("target_account_id = ?", requestingAccount).Exists()
if err != nil {
return nil, fmt.Errorf("getrelationship: error checking followed_by existence: %s", err)
}
rel.FollowedBy = followedBy
// check if the requesting account blocks the target account
blocking, err := r.conn.Model(&gtsmodel.Block{}).Where("account_id = ?", requestingAccount).Where("target_account_id = ?", targetAccount).Exists()
if err != nil {
return nil, fmt.Errorf("getrelationship: error checking blocking existence: %s", err)
}
rel.Blocking = blocking
// check if the target account blocks the requesting account
blockedBy, err := r.conn.Model(&gtsmodel.Block{}).Where("account_id = ?", targetAccount).Where("target_account_id = ?", requestingAccount).Exists()
if err != nil {
return nil, fmt.Errorf("getrelationship: error checking blocked existence: %s", err)
}
rel.BlockedBy = blockedBy
// check if there's a pending following request from requesting account to target account
requested, err := r.conn.Model(&gtsmodel.FollowRequest{}).Where("account_id = ?", requestingAccount).Where("target_account_id = ?", targetAccount).Exists()
if err != nil {
return nil, fmt.Errorf("getrelationship: error checking blocked existence: %s", err)
}
rel.Requested = requested
return rel, nil
}
func (r *relationshipDB) IsFollowing(sourceAccount *gtsmodel.Account, targetAccount *gtsmodel.Account) (bool, db.Error) {
if sourceAccount == nil || targetAccount == nil {
return false, nil
}
q := r.conn.
Model(&gtsmodel.Follow{}).
Where("account_id = ?", sourceAccount.ID).
Where("target_account_id = ?", targetAccount.ID)
return q.Exists()
}
func (r *relationshipDB) IsFollowRequested(sourceAccount *gtsmodel.Account, targetAccount *gtsmodel.Account) (bool, db.Error) {
if sourceAccount == nil || targetAccount == nil {
return false, nil
}
q := r.conn.
Model(&gtsmodel.FollowRequest{}).
Where("account_id = ?", sourceAccount.ID).
Where("target_account_id = ?", targetAccount.ID)
return q.Exists()
}
func (r *relationshipDB) IsMutualFollowing(account1 *gtsmodel.Account, account2 *gtsmodel.Account) (bool, db.Error) {
if account1 == nil || account2 == nil {
return false, nil
}
// make sure account 1 follows account 2
f1, err := r.IsFollowing(account1, account2)
if err != nil {
return false, processErrorResponse(err)
}
// make sure account 2 follows account 1
f2, err := r.IsFollowing(account2, account1)
if err != nil {
return false, processErrorResponse(err)
}
return f1 && f2, nil
}
func (r *relationshipDB) AcceptFollowRequest(originAccountID string, targetAccountID string) (*gtsmodel.Follow, db.Error) {
// make sure the original follow request exists
fr := &gtsmodel.FollowRequest{}
if err := r.conn.Model(fr).Where("account_id = ?", originAccountID).Where("target_account_id = ?", targetAccountID).Select(); err != nil {
if err == pg.ErrMultiRows {
return nil, db.ErrNoEntries
}
return nil, err
}
// create a new follow to 'replace' the request with
follow := &gtsmodel.Follow{
ID: fr.ID,
AccountID: originAccountID,
TargetAccountID: targetAccountID,
URI: fr.URI,
}
// if the follow already exists, just update the URI -- we don't need to do anything else
if _, err := r.conn.Model(follow).OnConflict("ON CONSTRAINT follows_account_id_target_account_id_key DO UPDATE set uri = ?", follow.URI).Insert(); err != nil {
return nil, err
}
// now remove the follow request
if _, err := r.conn.Model(&gtsmodel.FollowRequest{}).Where("account_id = ?", originAccountID).Where("target_account_id = ?", targetAccountID).Delete(); err != nil {
return nil, err
}
return follow, nil
}
func (r *relationshipDB) GetAccountFollowRequests(accountID string) ([]*gtsmodel.FollowRequest, db.Error) {
followRequests := []*gtsmodel.FollowRequest{}
q := r.newFollowQ(&followRequests).
Where("target_account_id = ?", accountID)
err := processErrorResponse(q.Select())
return followRequests, err
}
func (r *relationshipDB) GetAccountFollows(accountID string) ([]*gtsmodel.Follow, db.Error) {
follows := []*gtsmodel.Follow{}
q := r.newFollowQ(&follows).
Where("account_id = ?", accountID)
err := processErrorResponse(q.Select())
return follows, err
}
func (r *relationshipDB) CountAccountFollows(accountID string, localOnly bool) (int, db.Error) {
return r.conn.
Model(&[]*gtsmodel.Follow{}).
Where("account_id = ?", accountID).
Count()
}
func (r *relationshipDB) GetAccountFollowedBy(accountID string, localOnly bool) ([]*gtsmodel.Follow, db.Error) {
follows := []*gtsmodel.Follow{}
q := r.conn.Model(&follows)
if localOnly {
// for local accounts let's get where domain is null OR where domain is an empty string, just to be safe
whereGroup := func(q *pg.Query) (*pg.Query, error) {
q = q.
WhereOr("? IS NULL", pg.Ident("a.domain")).
WhereOr("a.domain = ?", "")
return q, nil
}
q = q.ColumnExpr("follow.*").
Join("JOIN accounts AS a ON follow.account_id = TEXT(a.id)").
Where("follow.target_account_id = ?", accountID).
WhereGroup(whereGroup)
} else {
q = q.Where("target_account_id = ?", accountID)
}
if err := q.Select(); err != nil {
if err == pg.ErrNoRows {
return follows, nil
}
return nil, err
}
return follows, nil
}
func (r *relationshipDB) CountAccountFollowedBy(accountID string, localOnly bool) (int, db.Error) {
return r.conn.
Model(&[]*gtsmodel.Follow{}).
Where("target_account_id = ?", accountID).
Count()
}