vikunja/pkg/modules/migration/todoist/todoist.go

539 lines
17 KiB
Go

// Vikunja is a to-do list application to facilitate your life.
// Copyright 2018-2020 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 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package todoist
import (
"bytes"
"context"
"encoding/json"
"fmt"
"net/http"
"net/url"
"sort"
"strings"
"time"
"code.vikunja.io/api/pkg/config"
"code.vikunja.io/api/pkg/files"
"code.vikunja.io/api/pkg/log"
"code.vikunja.io/api/pkg/models"
"code.vikunja.io/api/pkg/modules/migration"
"code.vikunja.io/api/pkg/user"
"code.vikunja.io/api/pkg/utils"
)
// Migration is the todoist migration struct
type Migration struct {
Code string `json:"code"`
}
type apiTokenResponse struct {
AccessToken string `json:"access_token"`
TokenType string `json:"token_type"`
}
type label struct {
ID int64 `json:"id"`
Name string `json:"name"`
Color int64 `json:"color"`
ItemOrder int64 `json:"item_order"`
IsDeleted int64 `json:"is_deleted"`
IsFavorite int64 `json:"is_favorite"`
}
type project struct {
ID int64 `json:"id"`
LegacyID int64 `json:"legacy_id"`
Name string `json:"name"`
Color int64 `json:"color"`
ParentID int64 `json:"parent_id"`
ChildOrder int64 `json:"child_order"`
Collapsed int64 `json:"collapsed"`
Shared bool `json:"shared"`
LegacyParentID int64 `json:"legacy_parent_id"`
SyncID int64 `json:"sync_id"`
IsDeleted int64 `json:"is_deleted"`
IsArchived int64 `json:"is_archived"`
IsFavorite int64 `json:"is_favorite"`
}
type dueDate struct {
Date string `json:"date"`
Timezone interface{} `json:"timezone"`
String string `json:"string"`
Lang string `json:"lang"`
IsRecurring bool `json:"is_recurring"`
}
type item struct {
ID int64 `json:"id"`
LegacyID int64 `json:"legacy_id"`
UserID int64 `json:"user_id"`
ProjectID int64 `json:"project_id"`
LegacyProjectID int64 `json:"legacy_project_id"`
Content string `json:"content"`
Priority int64 `json:"priority"`
Due *dueDate `json:"due"`
ParentID int64 `json:"parent_id"`
LegacyParentID int64 `json:"legacy_parent_id"`
ChildOrder int64 `json:"child_order"`
SectionID int64 `json:"section_id"`
DayOrder int64 `json:"day_order"`
Collapsed int64 `json:"collapsed"`
Children interface{} `json:"children"`
Labels []int64 `json:"labels"`
AddedByUID int64 `json:"added_by_uid"`
AssignedByUID int64 `json:"assigned_by_uid"`
ResponsibleUID int64 `json:"responsible_uid"`
Checked int64 `json:"checked"`
InHistory int64 `json:"in_history"`
IsDeleted int64 `json:"is_deleted"`
DateAdded time.Time `json:"date_added"`
HasMoreNotes bool `json:"has_more_notes"`
DateCompleted time.Time `json:"date_completed"`
}
type fileAttachment struct {
FileType string `json:"file_type"`
FileName string `json:"file_name"`
FileSize int64 `json:"file_size"`
FileURL string `json:"file_url"`
UploadState string `json:"upload_state"`
}
type note struct {
ID int64 `json:"id"`
LegacyID int64 `json:"legacy_id"`
PostedUID int64 `json:"posted_uid"`
ProjectID int64 `json:"project_id"`
LegacyProjectID int64 `json:"legacy_project_id"`
ItemID int64 `json:"item_id"`
LegacyItemID int64 `json:"legacy_item_id"`
Content string `json:"content"`
FileAttachment *fileAttachment `json:"file_attachment"`
UidsToNotify []int64 `json:"uids_to_notify"`
IsDeleted int64 `json:"is_deleted"`
Posted time.Time `json:"posted"`
}
type projectNote struct {
Content string `json:"content"`
FileAttachment *fileAttachment `json:"file_attachment"`
ID int64 `json:"id"`
IsDeleted int64 `json:"is_deleted"`
Posted time.Time `json:"posted"`
PostedUID int64 `json:"posted_uid"`
ProjectID int64 `json:"project_id"`
UidsToNotify []int64 `json:"uids_to_notify"`
}
type reminder struct {
ID int64 `json:"id"`
NotifyUID int64 `json:"notify_uid"`
ItemID int64 `json:"item_id"`
Service string `json:"service"`
Type string `json:"type"`
Due *dueDate `json:"due"`
MmOffset int64 `json:"mm_offset"`
IsDeleted int64 `json:"is_deleted"`
}
type section struct {
ID int64 `json:"id"`
DateAdded time.Time `json:"date_added"`
IsDeleted bool `json:"is_deleted"`
Name string `json:"name"`
ProjectID int64 `json:"project_id"`
SectionOrder int64 `json:"section_order"`
}
type sync struct {
Projects []*project `json:"projects"`
Items []*item `json:"items"`
Labels []*label `json:"labels"`
Notes []*note `json:"notes"`
ProjectNotes []*projectNote `json:"project_notes"`
Reminders []*reminder `json:"reminders"`
Sections []*section `json:"sections"`
}
var todoistColors = map[int64]string{}
func init() {
todoistColors = make(map[int64]string, 19)
// The todoists colors are static, taken from https://developer.todoist.com/sync/v8/#colors
todoistColors = map[int64]string{
30: "b8256f",
31: "db4035",
32: "ff9933",
33: "fad000",
34: "afb83b",
35: "7ecc49",
36: "299438",
37: "6accbc",
38: "158fad",
39: "14aaf5",
40: "96c3eb",
41: "4073ff",
42: "884dff",
43: "af38eb",
44: "eb96eb",
45: "e05194",
46: "ff8d85",
47: "808080",
48: "b8b8b8",
49: "ccac93",
}
}
// Name is used to get the name of the todoist migration - we're using the docs here to annotate the status route.
// @Summary Get migration status
// @Description Returns if the current user already did the migation or not. This is useful to show a confirmation message in the frontend if the user is trying to do the same migration again.
// @tags migration
// @Produce json
// @Security JWTKeyAuth
// @Success 200 {object} migration.Status "The migration status"
// @Failure 500 {object} models.Message "Internal server error"
// @Router /migration/todoist/status [get]
func (m *Migration) Name() string {
return "todoist"
}
// AuthURL returns the url users need to authenticate against
// @Summary Get the auth url from todoist
// @Description Returns the auth url where the user needs to get its auth code. This code can then be used to migrate everything from todoist to Vikunja.
// @tags migration
// @Produce json
// @Security JWTKeyAuth
// @Success 200 {object} handler.AuthURL "The auth url."
// @Failure 500 {object} models.Message "Internal server error"
// @Router /migration/todoist/auth [get]
func (m *Migration) AuthURL() string {
return "https://todoist.com/oauth/authorize" +
"?client_id=" + config.MigrationTodoistClientID.GetString() +
"&scope=data:read" +
"&state=" + utils.MakeRandomString(32)
}
func doPost(url string, form url.Values) (resp *http.Response, err error) {
req, err := http.NewRequestWithContext(context.Background(), http.MethodPost, url, strings.NewReader(form.Encode()))
if err != nil {
return
}
req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
hc := http.Client{}
return hc.Do(req)
}
func convertTodoistToVikunja(sync *sync) (fullVikunjaHierachie []*models.NamespaceWithLists, err error) {
newNamespace := &models.NamespaceWithLists{
Namespace: models.Namespace{
Title: "Migrated from todoist",
},
}
// A map for all vikunja lists with the project id they're coming from as key
lists := make(map[int64]*models.List, len(sync.Projects))
// A map for all vikunja tasks with the todoist task id as key to find them easily and add more data
tasks := make(map[int64]*models.Task, len(sync.Items))
// A map for all vikunja labels with the todoist id as key to find them easier
labels := make(map[int64]*models.Label, len(sync.Labels))
for _, p := range sync.Projects {
list := &models.List{
Title: p.Name,
HexColor: todoistColors[p.Color],
IsArchived: p.IsArchived == 1,
}
lists[p.ID] = list
newNamespace.Lists = append(newNamespace.Lists, list)
}
sort.Slice(sync.Sections, func(i, j int) bool {
return sync.Sections[i].SectionOrder < sync.Sections[j].SectionOrder
})
for _, section := range sync.Sections {
if section.IsDeleted || section.ProjectID == 0 {
continue
}
lists[section.ProjectID].Buckets = append(lists[section.ProjectID].Buckets, &models.Bucket{
ID: section.ID,
Title: section.Name,
Created: section.DateAdded,
})
}
for _, label := range sync.Labels {
labels[label.ID] = &models.Label{
Title: label.Name,
HexColor: todoistColors[label.Color],
}
}
for _, i := range sync.Items {
task := &models.Task{
Title: i.Content,
Created: i.DateAdded.In(config.GetTimeZone()),
Done: i.Checked == 1,
BucketID: i.SectionID,
}
// Only try to parse the task done at date if the task is actually done
// Sometimes weired things happen if we try to parse nil dates.
if task.Done {
task.DoneAt = i.DateCompleted.In(config.GetTimeZone())
}
// Todoist priorities only range from 1 (lowest) and max 4 (highest), so we need to make slight adjustments
if i.Priority > 1 {
task.Priority = i.Priority
}
// Put the due date together
if i.Due != nil {
dueDate, err := time.Parse("2006-01-02", i.Due.Date)
if err != nil {
return nil, err
}
task.DueDate = dueDate.In(config.GetTimeZone())
}
// Put all labels together from earlier
for _, lID := range i.Labels {
task.Labels = append(task.Labels, labels[lID])
}
tasks[i.ID] = task
lists[i.ProjectID].Tasks = append(lists[i.ProjectID].Tasks, task)
}
// If the parenId of a task is not 0, create a task relation
// We're looping again here to make sure we have seem all tasks before and have them in our map
for _, i := range sync.Items {
if i.ParentID == 0 {
continue
}
if _, exists := tasks[i.ParentID]; !exists {
log.Debugf("[Todoist Migration] Could not find task %d in tasks map while trying to get resolve subtasks for task %d", i.ParentID, i.ID)
continue
}
// Prevent all those nil errors
if tasks[i.ParentID].RelatedTasks == nil {
tasks[i.ParentID].RelatedTasks = make(models.RelatedTaskMap)
}
tasks[i.ParentID].RelatedTasks[models.RelationKindSubtask] = append(tasks[i.ParentID].RelatedTasks[models.RelationKindSubtask], tasks[i.ID])
// Remove the task from the top level structure, otherwise it is added twice
outer:
for _, list := range lists {
for in, t := range list.Tasks {
if t == tasks[i.ID] {
list.Tasks = append(list.Tasks[:in], list.Tasks[in+1:]...)
break outer
}
}
}
delete(tasks, i.ID)
}
// Task Notes -> Task Descriptions
// FIXME: Should be comments
for _, n := range sync.Notes {
if _, exists := tasks[n.ItemID]; !exists {
log.Debugf("[Todoist Migration] Could not find task %d for note %d", n.ItemID, n.ID)
continue
}
if tasks[n.ItemID].Description != "" {
tasks[n.ItemID].Description += "\n"
}
tasks[n.ItemID].Description += n.Content
if n.FileAttachment == nil {
continue
}
// Only add the attachment if there's something to download
if len(n.FileAttachment.FileURL) > 0 {
// Download the attachment and put it in the file
buf, err := migration.DownloadFile(n.FileAttachment.FileURL)
if err != nil {
return nil, err
}
tasks[n.ItemID].Attachments = append(tasks[n.ItemID].Attachments, &models.TaskAttachment{
File: &files.File{
Name: n.FileAttachment.FileName,
Mime: n.FileAttachment.FileType,
Size: uint64(n.FileAttachment.FileSize),
Created: n.Posted,
// We directly pass the file contents here to have a way to link the attachment to the file later.
// Because we don't have an ID for our task at this point of the migration, we cannot just throw all
// attachments in a slice and do the work of downloading and properly storing them later.
FileContent: buf.Bytes(),
},
Created: n.Posted,
})
}
}
// Project Notes -> List Descriptions
for _, pn := range sync.ProjectNotes {
if lists[pn.ProjectID].Description != "" {
lists[pn.ProjectID].Description += "\n"
}
lists[pn.ProjectID].Description += pn.Content
}
// Reminders -> vikunja reminders
for _, r := range sync.Reminders {
if r.Due == nil {
continue
}
if _, exists := tasks[r.ItemID]; !exists {
log.Debugf("Could not find task %d for reminder %d while trying to resolve reminders", r.ItemID, r.ID)
}
var err error
var date time.Time
date, err = time.Parse("2006-01-02T15:04:05Z", r.Due.Date)
if err != nil {
date, err = time.Parse("2006-01-02T15:04:05", r.Due.Date)
}
if err != nil {
date, err = time.Parse("2006-01-02", r.Due.Date)
}
if err != nil {
return nil, err
}
tasks[r.ItemID].Reminders = append(tasks[r.ItemID].Reminders, date.In(config.GetTimeZone()))
}
return []*models.NamespaceWithLists{
newNamespace,
}, err
}
func getAccessTokenFromAuthToken(authToken string) (accessToken string, err error) {
form := url.Values{
"client_id": []string{config.MigrationTodoistClientID.GetString()},
"client_secret": []string{config.MigrationTodoistClientSecret.GetString()},
"code": []string{authToken},
"redirect_uri": []string{config.MigrationTodoistRedirectURL.GetString()},
}
resp, err := doPost("https://todoist.com/oauth/access_token", form)
if err != nil {
return
}
defer resp.Body.Close()
if resp.StatusCode > 399 {
buf := &bytes.Buffer{}
_, _ = buf.ReadFrom(resp.Body)
return "", fmt.Errorf("got http status %d while trying to get token, error was %s", resp.StatusCode, buf.String())
}
token := &apiTokenResponse{}
err = json.NewDecoder(resp.Body).Decode(token)
return token.AccessToken, err
}
// Migrate gets all tasks from todoist for a user and puts them into vikunja
// @Summary Migrate all lists, tasks etc. from todoist
// @Description Migrates all projects, tasks, notes, reminders, subtasks and files from todoist to vikunja.
// @tags migration
// @Accept json
// @Produce json
// @Security JWTKeyAuth
// @Param migrationCode body todoist.Migration true "The auth code previously obtained from the auth url. See the docs for /migration/todoist/auth."
// @Success 200 {object} models.Message "A message telling you everything was migrated successfully."
// @Failure 500 {object} models.Message "Internal server error"
// @Router /migration/todoist/migrate [post]
func (m *Migration) Migrate(u *user.User) (err error) {
log.Debugf("[Todoist Migration] Starting migration for user %d", u.ID)
// 0. Get an api token from the obtained auth token
token, err := getAccessTokenFromAuthToken(m.Code)
if err != nil {
return
}
if token == "" {
log.Debugf("[Todoist Migration] Could not get token")
return
}
log.Debugf("[Todoist Migration] Got user token for user %d", u.ID)
log.Debugf("[Todoist Migration] Getting todoist data for user %d", u.ID)
// Get everything with the sync api
form := url.Values{
"token": []string{token},
"sync_token": []string{"*"},
"resource_types": []string{"[\"all\"]"},
}
resp, err := doPost("https://api.todoist.com/sync/v8/sync", form)
if err != nil {
return
}
defer resp.Body.Close()
syncResponse := &sync{}
err = json.NewDecoder(resp.Body).Decode(syncResponse)
if err != nil {
return
}
log.Debugf("[Todoist Migration] Got all todoist user data for user %d", u.ID)
log.Debugf("[Todoist Migration] Start converting data for user %d", u.ID)
fullVikunjaHierachie, err := convertTodoistToVikunja(syncResponse)
if err != nil {
return
}
log.Debugf("[Todoist Migration] Done converting data for user %d", u.ID)
log.Debugf("[Todoist Migration] Start inserting data for user %d", u.ID)
err = migration.InsertFromStructure(fullVikunjaHierachie, u)
if err != nil {
return
}
log.Debugf("[Todoist Migration] Done inserting data for user %d", u.ID)
log.Debugf("[Todoist Migration] Todoist migration done for user %d", u.ID)
return nil
}