forked from vikunja/vikunja
565 lines
15 KiB
Go
565 lines
15 KiB
Go
// Vikunja is a to-do list application to facilitate your life.
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// Copyright 2018-2021 Vikunja and contributors. All rights reserved.
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//
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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 Licensee 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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//
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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 Licensee for more details.
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//
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// You should have received a copy of the GNU Affero General Public Licensee
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package models
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import (
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"encoding/json"
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"code.vikunja.io/api/pkg/db"
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"code.vikunja.io/api/pkg/events"
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"code.vikunja.io/api/pkg/log"
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"code.vikunja.io/api/pkg/metrics"
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"code.vikunja.io/api/pkg/modules/keyvalue"
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"code.vikunja.io/api/pkg/notifications"
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"code.vikunja.io/api/pkg/user"
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"github.com/ThreeDotsLabs/watermill/message"
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"xorm.io/xorm"
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)
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// RegisterListeners registers all event listeners
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func RegisterListeners() {
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events.RegisterListener((&ListCreatedEvent{}).Name(), &IncreaseListCounter{})
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events.RegisterListener((&ListDeletedEvent{}).Name(), &DecreaseListCounter{})
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events.RegisterListener((&NamespaceCreatedEvent{}).Name(), &IncreaseNamespaceCounter{})
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events.RegisterListener((&NamespaceDeletedEvent{}).Name(), &DecreaseNamespaceCounter{})
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events.RegisterListener((&TaskCreatedEvent{}).Name(), &IncreaseTaskCounter{})
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events.RegisterListener((&TaskDeletedEvent{}).Name(), &DecreaseTaskCounter{})
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events.RegisterListener((&TeamDeletedEvent{}).Name(), &DecreaseTeamCounter{})
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events.RegisterListener((&TeamCreatedEvent{}).Name(), &IncreaseTeamCounter{})
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events.RegisterListener((&TaskCommentCreatedEvent{}).Name(), &SendTaskCommentNotification{})
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events.RegisterListener((&TaskAssigneeCreatedEvent{}).Name(), &SendTaskAssignedNotification{})
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events.RegisterListener((&TaskDeletedEvent{}).Name(), &SendTaskDeletedNotification{})
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events.RegisterListener((&ListCreatedEvent{}).Name(), &SendListCreatedNotification{})
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events.RegisterListener((&TaskAssigneeCreatedEvent{}).Name(), &SubscribeAssigneeToTask{})
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events.RegisterListener((&TeamMemberAddedEvent{}).Name(), &SendTeamMemberAddedNotification{})
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events.RegisterListener((&TaskCommentUpdatedEvent{}).Name(), &HandleTaskCommentEditMentions{})
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events.RegisterListener((&TaskCreatedEvent{}).Name(), &HandleTaskCreateMentions{})
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events.RegisterListener((&TaskUpdatedEvent{}).Name(), &HandleTaskUpdatedMentions{})
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}
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//////
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// Task Events
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// IncreaseTaskCounter represents a listener
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type IncreaseTaskCounter struct {
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}
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// Name defines the name for the IncreaseTaskCounter listener
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func (s *IncreaseTaskCounter) Name() string {
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return "task.counter.increase"
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}
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// Handle is executed when the event IncreaseTaskCounter listens on is fired
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func (s *IncreaseTaskCounter) Handle(msg *message.Message) (err error) {
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return keyvalue.IncrBy(metrics.TaskCountKey, 1)
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}
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// DecreaseTaskCounter represents a listener
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type DecreaseTaskCounter struct {
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}
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// Name defines the name for the DecreaseTaskCounter listener
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func (s *DecreaseTaskCounter) Name() string {
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return "task.counter.decrease"
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}
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// Handle is executed when the event DecreaseTaskCounter listens on is fired
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func (s *DecreaseTaskCounter) Handle(msg *message.Message) (err error) {
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return keyvalue.DecrBy(metrics.TaskCountKey, 1)
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}
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func notifyMentionedUsers(sess *xorm.Session, task *Task, text string, n notifications.NotificationWithSubject) (users map[int64]*user.User, err error) {
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users, err = FindMentionedUsersInText(sess, text)
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if err != nil {
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return
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}
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if len(users) == 0 {
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return
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}
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log.Debugf("Processing %d mentioned users for text %d", len(users), n.SubjectID())
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var notified int
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for _, u := range users {
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can, _, err := task.CanRead(sess, u)
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if err != nil {
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return users, err
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}
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if !can {
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continue
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}
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// Don't notify a user if they were already notified
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dbn, err := notifications.GetNotificationsForNameAndUser(sess, u.ID, n.Name(), n.SubjectID())
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if err != nil {
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return users, err
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}
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if len(dbn) > 0 {
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continue
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}
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err = notifications.Notify(u, n)
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if err != nil {
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return users, err
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}
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notified++
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}
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log.Debugf("Notified %d mentioned users for text %d", notified, n.SubjectID())
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return
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}
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// SendTaskCommentNotification represents a listener
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type SendTaskCommentNotification struct {
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}
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// Name defines the name for the SendTaskCommentNotification listener
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func (s *SendTaskCommentNotification) Name() string {
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return "task.comment.notification.send"
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}
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// Handle is executed when the event SendTaskCommentNotification listens on is fired
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func (s *SendTaskCommentNotification) Handle(msg *message.Message) (err error) {
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event := &TaskCommentCreatedEvent{}
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err = json.Unmarshal(msg.Payload, event)
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if err != nil {
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return err
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}
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sess := db.NewSession()
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defer sess.Close()
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n := &TaskCommentNotification{
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Doer: event.Doer,
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Task: event.Task,
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Comment: event.Comment,
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Mentioned: true,
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}
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mentionedUsers, err := notifyMentionedUsers(sess, event.Task, event.Comment.Comment, n)
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if err != nil {
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return err
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}
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subscribers, err := getSubscribersForEntity(sess, SubscriptionEntityTask, event.Task.ID)
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if err != nil {
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return err
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}
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log.Debugf("Sending task comment notifications to %d subscribers for task %d", len(subscribers), event.Task.ID)
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for _, subscriber := range subscribers {
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if subscriber.UserID == event.Doer.ID {
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continue
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}
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if _, has := mentionedUsers[subscriber.UserID]; has {
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continue
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}
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n := &TaskCommentNotification{
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Doer: event.Doer,
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Task: event.Task,
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Comment: event.Comment,
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}
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err = notifications.Notify(subscriber.User, n)
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if err != nil {
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return
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}
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}
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return
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}
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// HandleTaskCommentEditMentions represents a listener
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type HandleTaskCommentEditMentions struct {
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}
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// Name defines the name for the HandleTaskCommentEditMentions listener
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func (s *HandleTaskCommentEditMentions) Name() string {
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return "handle.task.comment.edit.mentions"
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}
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// Handle is executed when the event HandleTaskCommentEditMentions listens on is fired
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func (s *HandleTaskCommentEditMentions) Handle(msg *message.Message) (err error) {
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event := &TaskCommentUpdatedEvent{}
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err = json.Unmarshal(msg.Payload, event)
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if err != nil {
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return err
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}
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sess := db.NewSession()
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defer sess.Close()
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n := &TaskCommentNotification{
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Doer: event.Doer,
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Task: event.Task,
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Comment: event.Comment,
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Mentioned: true,
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}
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_, err = notifyMentionedUsers(sess, event.Task, event.Comment.Comment, n)
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return err
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}
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// SendTaskAssignedNotification represents a listener
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type SendTaskAssignedNotification struct {
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}
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// Name defines the name for the SendTaskAssignedNotification listener
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func (s *SendTaskAssignedNotification) Name() string {
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return "task.assigned.notification.send"
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}
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// Handle is executed when the event SendTaskAssignedNotification listens on is fired
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func (s *SendTaskAssignedNotification) Handle(msg *message.Message) (err error) {
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event := &TaskAssigneeCreatedEvent{}
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err = json.Unmarshal(msg.Payload, event)
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if err != nil {
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return err
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}
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sess := db.NewSession()
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defer sess.Close()
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subscribers, err := getSubscribersForEntity(sess, SubscriptionEntityTask, event.Task.ID)
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if err != nil {
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return err
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}
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log.Debugf("Sending task assigned notifications to %d subscribers for task %d", len(subscribers), event.Task.ID)
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for _, subscriber := range subscribers {
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if subscriber.UserID == event.Doer.ID {
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continue
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}
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n := &TaskAssignedNotification{
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Doer: event.Doer,
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Task: event.Task,
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Assignee: event.Assignee,
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}
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err = notifications.Notify(subscriber.User, n)
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if err != nil {
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return
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}
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}
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return nil
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}
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// SendTaskDeletedNotification represents a listener
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type SendTaskDeletedNotification struct {
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}
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// Name defines the name for the SendTaskDeletedNotification listener
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func (s *SendTaskDeletedNotification) Name() string {
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return "task.deleted.notification.send"
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}
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// Handle is executed when the event SendTaskDeletedNotification listens on is fired
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func (s *SendTaskDeletedNotification) Handle(msg *message.Message) (err error) {
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event := &TaskDeletedEvent{}
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err = json.Unmarshal(msg.Payload, event)
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if err != nil {
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return err
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}
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sess := db.NewSession()
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defer sess.Close()
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subscribers, err := getSubscribersForEntity(sess, SubscriptionEntityTask, event.Task.ID)
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if err != nil {
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return err
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}
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log.Debugf("Sending task deleted notifications to %d subscribers for task %d", len(subscribers), event.Task.ID)
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for _, subscriber := range subscribers {
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if subscriber.UserID == event.Doer.ID {
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continue
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}
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n := &TaskDeletedNotification{
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Doer: event.Doer,
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Task: event.Task,
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}
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err = notifications.Notify(subscriber.User, n)
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if err != nil {
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return
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}
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}
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return nil
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}
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type SubscribeAssigneeToTask struct {
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}
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// Name defines the name for the SubscribeAssigneeToTask listener
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func (s *SubscribeAssigneeToTask) Name() string {
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return "task.assignee.subscribe"
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}
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// Handle is executed when the event SubscribeAssigneeToTask listens on is fired
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func (s *SubscribeAssigneeToTask) Handle(msg *message.Message) (err error) {
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event := &TaskAssigneeCreatedEvent{}
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err = json.Unmarshal(msg.Payload, event)
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if err != nil {
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return err
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}
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sub := &Subscription{
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UserID: event.Assignee.ID,
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EntityType: SubscriptionEntityTask,
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EntityID: event.Task.ID,
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}
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sess := db.NewSession()
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defer sess.Close()
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err = sub.Create(sess, event.Assignee)
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if err != nil && !IsErrSubscriptionAlreadyExists(err) {
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return err
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}
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return sess.Commit()
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}
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// HandleTaskCreateMentions represents a listener
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type HandleTaskCreateMentions struct {
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}
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// Name defines the name for the HandleTaskCreateMentions listener
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func (s *HandleTaskCreateMentions) Name() string {
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return "task.created.mentions"
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}
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// Handle is executed when the event HandleTaskCreateMentions listens on is fired
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func (s *HandleTaskCreateMentions) Handle(msg *message.Message) (err error) {
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event := &TaskCreatedEvent{}
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err = json.Unmarshal(msg.Payload, event)
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if err != nil {
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return err
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}
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sess := db.NewSession()
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defer sess.Close()
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n := &UserMentionedInTaskNotification{
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Task: event.Task,
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Doer: event.Doer,
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IsNew: true,
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}
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_, err = notifyMentionedUsers(sess, event.Task, event.Task.Description, n)
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return err
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}
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// HandleTaskUpdatedMentions represents a listener
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type HandleTaskUpdatedMentions struct {
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}
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// Name defines the name for the HandleTaskUpdatedMentions listener
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func (s *HandleTaskUpdatedMentions) Name() string {
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return "task.updated.mentions"
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}
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// Handle is executed when the event HandleTaskUpdatedMentions listens on is fired
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func (s *HandleTaskUpdatedMentions) Handle(msg *message.Message) (err error) {
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event := &TaskUpdatedEvent{}
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err = json.Unmarshal(msg.Payload, event)
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if err != nil {
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return err
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}
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sess := db.NewSession()
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defer sess.Close()
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n := &UserMentionedInTaskNotification{
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Task: event.Task,
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Doer: event.Doer,
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IsNew: false,
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}
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_, err = notifyMentionedUsers(sess, event.Task, event.Task.Description, n)
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return err
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}
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///////
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// List Event Listeners
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type IncreaseListCounter struct {
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}
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func (s *IncreaseListCounter) Name() string {
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return "list.counter.increase"
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}
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func (s *IncreaseListCounter) Handle(msg *message.Message) (err error) {
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return keyvalue.IncrBy(metrics.ListCountKey, 1)
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}
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type DecreaseListCounter struct {
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}
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func (s *DecreaseListCounter) Name() string {
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return "list.counter.decrease"
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}
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func (s *DecreaseListCounter) Handle(msg *message.Message) (err error) {
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return keyvalue.DecrBy(metrics.ListCountKey, 1)
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}
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// SendListCreatedNotification represents a listener
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type SendListCreatedNotification struct {
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}
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// Name defines the name for the SendListCreatedNotification listener
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func (s *SendListCreatedNotification) Name() string {
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return "send.list.created.notification"
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}
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// Handle is executed when the event SendListCreatedNotification listens on is fired
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func (s *SendListCreatedNotification) Handle(msg *message.Message) (err error) {
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event := &ListCreatedEvent{}
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err = json.Unmarshal(msg.Payload, event)
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if err != nil {
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return err
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}
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sess := db.NewSession()
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defer sess.Close()
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subscribers, err := getSubscribersForEntity(sess, SubscriptionEntityList, event.List.ID)
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if err != nil {
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return err
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}
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log.Debugf("Sending list created notifications to %d subscribers for list %d", len(subscribers), event.List.ID)
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for _, subscriber := range subscribers {
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if subscriber.UserID == event.Doer.ID {
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continue
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}
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n := &ListCreatedNotification{
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Doer: event.Doer,
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List: event.List,
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}
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err = notifications.Notify(subscriber.User, n)
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if err != nil {
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return
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}
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}
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return nil
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}
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//////
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// Namespace events
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// IncreaseNamespaceCounter represents a listener
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type IncreaseNamespaceCounter struct {
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}
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// Name defines the name for the IncreaseNamespaceCounter listener
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func (s *IncreaseNamespaceCounter) Name() string {
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return "namespace.counter.increase"
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}
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// Hanlde is executed when the event IncreaseNamespaceCounter listens on is fired
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func (s *IncreaseNamespaceCounter) Handle(msg *message.Message) (err error) {
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return keyvalue.IncrBy(metrics.NamespaceCountKey, 1)
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}
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// DecreaseNamespaceCounter represents a listener
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type DecreaseNamespaceCounter struct {
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}
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// Name defines the name for the DecreaseNamespaceCounter listener
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func (s *DecreaseNamespaceCounter) Name() string {
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return "namespace.counter.decrease"
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}
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// Hanlde is executed when the event DecreaseNamespaceCounter listens on is fired
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func (s *DecreaseNamespaceCounter) Handle(msg *message.Message) (err error) {
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return keyvalue.DecrBy(metrics.NamespaceCountKey, 1)
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}
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///////
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// Team Events
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// IncreaseTeamCounter represents a listener
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type IncreaseTeamCounter struct {
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}
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// Name defines the name for the IncreaseTeamCounter listener
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func (s *IncreaseTeamCounter) Name() string {
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return "team.counter.increase"
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}
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// Hanlde is executed when the event IncreaseTeamCounter listens on is fired
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func (s *IncreaseTeamCounter) Handle(msg *message.Message) (err error) {
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return keyvalue.IncrBy(metrics.TeamCountKey, 1)
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}
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// DecreaseTeamCounter represents a listener
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type DecreaseTeamCounter struct {
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}
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// Name defines the name for the DecreaseTeamCounter listener
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func (s *DecreaseTeamCounter) Name() string {
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return "team.counter.decrease"
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}
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// Hanlde is executed when the event DecreaseTeamCounter listens on is fired
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func (s *DecreaseTeamCounter) Handle(msg *message.Message) (err error) {
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return keyvalue.DecrBy(metrics.TeamCountKey, 1)
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}
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// SendTeamMemberAddedNotification represents a listener
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type SendTeamMemberAddedNotification struct {
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}
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// Name defines the name for the SendTeamMemberAddedNotification listener
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func (s *SendTeamMemberAddedNotification) Name() string {
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return "team.member.added.notification"
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}
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// Handle is executed when the event SendTeamMemberAddedNotification listens on is fired
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func (s *SendTeamMemberAddedNotification) Handle(msg *message.Message) (err error) {
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event := &TeamMemberAddedEvent{}
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err = json.Unmarshal(msg.Payload, event)
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if err != nil {
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return err
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}
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// Don't notify the user themselves
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if event.Doer.ID == event.Member.ID {
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return nil
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}
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return notifications.Notify(event.Member, &TeamMemberAddedNotification{
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Member: event.Member,
|
|
Doer: event.Doer,
|
|
Team: event.Team,
|
|
})
|
|
}
|