gotosocial/internal/message/fromcommonprocess.go
Tobi Smethurst 40add68691
Notifications (#34)
Notifications working for:

* Mentions
* Faves
* New follow requests
* New followers
2021-05-27 16:06:24 +02:00

161 lines
5.2 KiB
Go

/*
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 message
import (
"fmt"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
)
func (p *processor) notifyStatus(status *gtsmodel.Status) error {
// if there are no mentions in this status then just bail
if len(status.Mentions) == 0 {
return nil
}
if status.GTSMentions == nil {
// there are mentions but they're not fully populated on the status yet so do this
menchies := []*gtsmodel.Mention{}
for _, m := range status.Mentions {
gtsm := &gtsmodel.Mention{}
if err := p.db.GetByID(m, gtsm); err != nil {
return fmt.Errorf("notifyStatus: error getting mention with id %s from the db: %s", m, err)
}
menchies = append(menchies, gtsm)
}
status.GTSMentions = menchies
}
// now we have mentions as full gtsmodel.Mention structs on the status we can continue
for _, m := range status.GTSMentions {
// make sure this is a local account, otherwise we don't need to create a notification for it
if m.GTSAccount == nil {
a := &gtsmodel.Account{}
if err := p.db.GetByID(m.TargetAccountID, a); err != nil {
// we don't have the account or there's been an error
return fmt.Errorf("notifyStatus: error getting account with id %s from the db: %s", m.TargetAccountID, err)
}
m.GTSAccount = a
}
if m.GTSAccount.Domain != "" {
// not a local account so skip it
continue
}
// make sure a notif doesn't already exist for this mention
err := p.db.GetWhere([]db.Where{
{Key: "notification_type", Value: gtsmodel.NotificationMention},
{Key: "target_account_id", Value: m.TargetAccountID},
{Key: "origin_account_id", Value: status.AccountID},
{Key: "status_id", Value: status.ID},
}, &gtsmodel.Notification{})
if err == nil {
// notification exists already so just continue
continue
}
if _, ok := err.(db.ErrNoEntries); !ok {
// there's a real error in the db
return fmt.Errorf("notifyStatus: error checking existence of notification for mention with id %s : %s", m.ID, err)
}
// if we've reached this point we know the mention is for a local account, and the notification doesn't exist, so create it
notif := &gtsmodel.Notification{
NotificationType: gtsmodel.NotificationMention,
TargetAccountID: m.TargetAccountID,
OriginAccountID: status.AccountID,
StatusID: status.ID,
}
if err := p.db.Put(notif); err != nil {
return fmt.Errorf("notifyStatus: error putting notification in database: %s", err)
}
}
return nil
}
func (p *processor) notifyFollowRequest(followRequest *gtsmodel.FollowRequest, receivingAccount *gtsmodel.Account) error {
// return if this isn't a local account
if receivingAccount.Domain != "" {
return nil
}
notif := &gtsmodel.Notification{
NotificationType: gtsmodel.NotificationFollowRequest,
TargetAccountID: followRequest.TargetAccountID,
OriginAccountID: followRequest.AccountID,
}
if err := p.db.Put(notif); err != nil {
return fmt.Errorf("notifyFollowRequest: error putting notification in database: %s", err)
}
return nil
}
func (p *processor) notifyFollow(follow *gtsmodel.Follow, receivingAccount *gtsmodel.Account) error {
// return if this isn't a local account
if receivingAccount.Domain != "" {
return nil
}
// first remove the follow request notification
if err := p.db.DeleteWhere([]db.Where{
{Key: "notification_type", Value: gtsmodel.NotificationFollowRequest},
{Key: "target_account_id", Value: follow.TargetAccountID},
{Key: "origin_account_id", Value: follow.AccountID},
}, &gtsmodel.Notification{}); err != nil {
return fmt.Errorf("notifyFollow: error removing old follow request notification from database: %s", err)
}
// now create the new follow notification
notif := &gtsmodel.Notification{
NotificationType: gtsmodel.NotificationFollow,
TargetAccountID: follow.TargetAccountID,
OriginAccountID: follow.AccountID,
}
if err := p.db.Put(notif); err != nil {
return fmt.Errorf("notifyFollow: error putting notification in database: %s", err)
}
return nil
}
func (p *processor) notifyFave(fave *gtsmodel.StatusFave, receivingAccount *gtsmodel.Account) error {
// return if this isn't a local account
if receivingAccount.Domain != "" {
return nil
}
notif := &gtsmodel.Notification{
NotificationType: gtsmodel.NotificationFave,
TargetAccountID: fave.TargetAccountID,
OriginAccountID: fave.AccountID,
StatusID: fave.StatusID,
}
if err := p.db.Put(notif); err != nil {
return fmt.Errorf("notifyFave: error putting notification in database: %s", err)
}
return nil
}