// Vikunja is a to-do list application to facilitate your life. // Copyright 2018-2021 Vikunja and contributors. All rights reserved. // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU Affero General Public Licensee 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 Licensee for more details. // // You should have received a copy of the GNU Affero General Public Licensee // along with this program. If not, see <https://www.gnu.org/licenses/>. package models import ( "time" "code.vikunja.io/api/pkg/user" "code.vikunja.io/api/pkg/config" "code.vikunja.io/api/pkg/cron" "code.vikunja.io/api/pkg/db" "code.vikunja.io/api/pkg/log" "code.vikunja.io/api/pkg/notifications" "code.vikunja.io/api/pkg/utils" "xorm.io/builder" "xorm.io/xorm" ) func getUndoneOverdueTasks(s *xorm.Session, now time.Time) (taskIDs []int64, err error) { now = utils.GetTimeWithoutNanoSeconds(now) var tasks []*Task err = s. Where("due_date is not null and due_date < ?", now.Format(dbTimeFormat)). And("done = false"). Find(&tasks) if err != nil { return } for _, task := range tasks { taskIDs = append(taskIDs, task.ID) } return } type userWithTasks struct { user *user.User tasks []*Task } // RegisterOverdueReminderCron registers a function which checks once a day for tasks that are overdue and not done. func RegisterOverdueReminderCron() { if !config.ServiceEnableEmailReminders.GetBool() { return } if !config.MailerEnabled.GetBool() { log.Info("Mailer is disabled, not sending overdue per mail") return } err := cron.Schedule("0 8 * * *", func() { s := db.NewSession() defer s.Close() now := time.Now() taskIDs, err := getUndoneOverdueTasks(s, now) if err != nil { log.Errorf("[Undone Overdue Tasks Reminder] Could not get tasks with reminders in the next minute: %s", err) return } users, err := getTaskUsersForTasks(s, taskIDs, builder.Eq{"users.overdue_tasks_reminders_enabled": true}) if err != nil { log.Errorf("[Undone Overdue Tasks Reminder] Could not get task users to send them reminders: %s", err) return } uts := make(map[int64]*userWithTasks) for _, t := range users { _, exists := uts[t.User.ID] if !exists { uts[t.User.ID] = &userWithTasks{ user: t.User, tasks: []*Task{}, } } uts[t.User.ID].tasks = append(uts[t.User.ID].tasks, t.Task) } log.Debugf("[Undone Overdue Tasks Reminder] Sending reminders to %d users", len(users)) for _, ut := range uts { var n notifications.Notification = &UndoneTasksOverdueNotification{ User: ut.user, Tasks: ut.tasks, } if len(ut.tasks) == 1 { n = &UndoneTaskOverdueNotification{ User: ut.user, Task: ut.tasks[0], } } err = notifications.Notify(ut.user, n) if err != nil { log.Errorf("[Undone Overdue Tasks Reminder] Could not notify user %d: %s", ut.user.ID, err) return } log.Debugf("[Undone Overdue Tasks Reminder] Sent reminder email for %d tasks to user %d", len(ut.tasks), ut.user.ID) continue } }) if err != nil { log.Fatalf("Could not register undone overdue tasks reminder cron: %s", err) } }