e4539ef232
Use db sessions for task-related things Co-authored-by: kolaente <k@knt.li> Reviewed-on: https://kolaente.dev/vikunja/api/pulls/621
338 lines
9.4 KiB
Go
338 lines
9.4 KiB
Go
// Vikunja is a to-do list application to facilitate your life.
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// Copyright 2018-2020 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 General Public License 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 General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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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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"code.vikunja.io/api/pkg/files"
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"code.vikunja.io/api/pkg/log"
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"code.vikunja.io/api/pkg/utils"
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"code.vikunja.io/web"
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)
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// ListDuplicate holds everything needed to duplicate a list
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type ListDuplicate struct {
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// The list id of the list to duplicate
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ListID int64 `json:"-" param:"listid"`
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// The target namespace ID
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NamespaceID int64 `json:"namespace_id,omitempty"`
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// The copied list
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List *List `json:",omitempty"`
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web.Rights `json:"-"`
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web.CRUDable `json:"-"`
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}
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// CanCreate checks if a user has the right to duplicate a list
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func (ld *ListDuplicate) CanCreate(a web.Auth) (canCreate bool, err error) {
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// List Exists + user has read access to list
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ld.List = &List{ID: ld.ListID}
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canRead, err := ld.List.CanRead(a)
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if err != nil || !canRead {
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return canRead, err
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}
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// Namespace exists + user has write access to is (-> can create new lists)
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ld.List.NamespaceID = ld.NamespaceID
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return ld.List.CanCreate(a)
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}
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// Create duplicates a list
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// @Summary Duplicate an existing list
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// @Description Copies the list, tasks, files, kanban data, assignees, comments, attachments, lables, relations, backgrounds, user/team rights and link shares from one list to a new namespace. The user needs read access in the list and write access in the namespace of the new list.
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// @tags list
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// @Accept json
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// @Produce json
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// @Security JWTKeyAuth
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// @Param listID path int true "The list ID to duplicate"
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// @Param list body models.ListDuplicate true "The target namespace which should hold the copied list."
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// @Success 200 {object} models.ListDuplicate "The created list."
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// @Failure 400 {object} web.HTTPError "Invalid list duplicate object provided."
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// @Failure 403 {object} web.HTTPError "The user does not have access to the list or namespace"
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// @Failure 500 {object} models.Message "Internal error"
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// @Router /lists/{listID}/duplicate [put]
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func (ld *ListDuplicate) Create(a web.Auth) (err error) {
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log.Debugf("Duplicating list %d", ld.ListID)
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ld.List.ID = 0
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ld.List.Identifier = "" // Reset the identifier to trigger regenerating a new one
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// Set the owner to the current user
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ld.List.OwnerID = a.GetID()
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if err := CreateOrUpdateList(ld.List); err != nil {
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// If there is no available unique list identifier, just reset it.
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if IsErrListIdentifierIsNotUnique(err) {
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ld.List.Identifier = ""
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} else {
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return err
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}
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}
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log.Debugf("Duplicated list %d into new list %d", ld.ListID, ld.List.ID)
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// Duplicate kanban buckets
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// Old bucket ID as key, new id as value
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// Used to map the newly created tasks to their new buckets
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bucketMap := make(map[int64]int64)
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buckets := []*Bucket{}
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err = x.Where("list_id = ?", ld.ListID).Find(&buckets)
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if err != nil {
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return
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}
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for _, b := range buckets {
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oldID := b.ID
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b.ID = 0
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b.ListID = ld.List.ID
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if err := b.Create(a); err != nil {
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return err
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}
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bucketMap[oldID] = b.ID
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}
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log.Debugf("Duplicated all buckets from list %d into %d", ld.ListID, ld.List.ID)
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// Get all tasks + all task details
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tasks, _, _, err := getTasksForLists([]*List{{ID: ld.ListID}}, &taskOptions{})
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if err != nil {
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return err
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}
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taskMap := make(map[int64]int64)
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// Create + update all tasks (includes reminders)
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oldTaskIDs := make([]int64, len(tasks))
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for _, t := range tasks {
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oldID := t.ID
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t.ID = 0
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t.ListID = ld.List.ID
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t.BucketID = bucketMap[t.BucketID]
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t.UID = ""
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s := x.NewSession()
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err := createTask(s, t, a, false)
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if err != nil {
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_ = s.Rollback()
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return err
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}
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taskMap[oldID] = t.ID
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oldTaskIDs = append(oldTaskIDs, oldID)
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}
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log.Debugf("Duplicated all tasks from list %d into %d", ld.ListID, ld.List.ID)
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// Save all attachments
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// We also duplicate all underlying files since they could be modified in one list which would result in
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// file changes in the other list which is not something we want.
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attachments, err := getTaskAttachmentsByTaskIDs(oldTaskIDs)
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if err != nil {
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return err
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}
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for _, attachment := range attachments {
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oldAttachmentID := attachment.ID
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attachment.ID = 0
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attachment.TaskID = oldTaskIDs[attachment.TaskID]
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attachment.File = &files.File{ID: attachment.FileID}
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if err := attachment.File.LoadFileMetaByID(); err != nil {
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if files.IsErrFileDoesNotExist(err) {
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log.Debugf("Not duplicating attachment %d (file %d) because it does not exist from list %d into %d", oldAttachmentID, attachment.FileID, ld.ListID, ld.List.ID)
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continue
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}
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return err
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}
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if err := attachment.File.LoadFileByID(); err != nil {
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return err
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}
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err := attachment.NewAttachment(attachment.File.File, attachment.File.Name, attachment.File.Size, a)
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if err != nil {
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return err
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}
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if attachment.File.File != nil {
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_ = attachment.File.File.Close()
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}
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log.Debugf("Duplicated attachment %d into %d from list %d into %d", oldAttachmentID, attachment.ID, ld.ListID, ld.List.ID)
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}
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log.Debugf("Duplicated all attachments from list %d into %d", ld.ListID, ld.List.ID)
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// Copy label tasks (not the labels)
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labelTasks := []*LabelTask{}
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err = x.In("task_id", oldTaskIDs).Find(&labelTasks)
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if err != nil {
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return
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}
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for _, lt := range labelTasks {
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lt.ID = 0
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lt.TaskID = taskMap[lt.TaskID]
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if _, err := x.Insert(lt); err != nil {
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return err
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}
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}
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log.Debugf("Duplicated all labels from list %d into %d", ld.ListID, ld.List.ID)
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// Assignees
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// Only copy those assignees who have access to the task
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assignees := []*TaskAssginee{}
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err = x.In("task_id", oldTaskIDs).Find(&assignees)
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if err != nil {
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return
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}
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for _, a := range assignees {
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t := &Task{
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ID: taskMap[a.TaskID],
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ListID: ld.List.ID,
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}
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if err := t.addNewAssigneeByID(a.UserID, ld.List); err != nil {
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if IsErrUserDoesNotHaveAccessToList(err) {
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continue
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}
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return err
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}
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}
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log.Debugf("Duplicated all assignees from list %d into %d", ld.ListID, ld.List.ID)
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// Comments
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comments := []*TaskComment{}
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err = x.In("task_id", oldTaskIDs).Find(&comments)
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if err != nil {
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return
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}
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for _, c := range comments {
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c.ID = 0
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c.TaskID = taskMap[c.TaskID]
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if _, err := x.Insert(c); err != nil {
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return err
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}
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}
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log.Debugf("Duplicated all comments from list %d into %d", ld.ListID, ld.List.ID)
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// Relations in that list
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// Low-Effort: Only copy those relations which are between tasks in the same list
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// because we can do that without a lot of hassle
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relations := []*TaskRelation{}
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err = x.In("task_id", oldTaskIDs).Find(&relations)
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if err != nil {
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return
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}
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for _, r := range relations {
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otherTaskID, exists := taskMap[r.OtherTaskID]
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if !exists {
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continue
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}
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r.ID = 0
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r.OtherTaskID = otherTaskID
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r.TaskID = taskMap[r.TaskID]
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if _, err := x.Insert(r); err != nil {
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return err
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}
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}
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log.Debugf("Duplicated all task relations from list %d into %d", ld.ListID, ld.List.ID)
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// Background files + unsplash info
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if ld.List.BackgroundFileID != 0 {
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log.Debugf("Duplicating background %d from list %d into %d", ld.List.BackgroundFileID, ld.ListID, ld.List.ID)
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f := &files.File{ID: ld.List.BackgroundFileID}
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if err := f.LoadFileMetaByID(); err != nil {
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return err
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}
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if err := f.LoadFileByID(); err != nil {
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return err
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}
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defer f.File.Close()
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file, err := files.Create(f.File, f.Name, f.Size, a)
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if err != nil {
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return err
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}
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// Get unsplash info if applicable
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up, err := GetUnsplashPhotoByFileID(ld.List.BackgroundFileID)
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if err != nil && files.IsErrFileIsNotUnsplashFile(err) {
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return err
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}
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if up != nil {
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up.ID = 0
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up.FileID = file.ID
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if err := up.Save(); err != nil {
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return err
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}
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}
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if err := SetListBackground(ld.List.ID, file); err != nil {
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return err
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}
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log.Debugf("Duplicated list background from list %d into %d", ld.ListID, ld.List.ID)
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}
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// Rights / Shares
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// To keep it simple(r) we will only copy rights which are directly used with the list, no namespace changes.
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users := []*ListUser{}
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err = x.Where("list_id = ?", ld.ListID).Find(&users)
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if err != nil {
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return
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}
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for _, u := range users {
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u.ID = 0
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u.ListID = ld.List.ID
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if _, err := x.Insert(u); err != nil {
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return err
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}
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}
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log.Debugf("Duplicated user shares from list %d into %d", ld.ListID, ld.List.ID)
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teams := []*TeamList{}
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err = x.Where("list_id = ?", ld.ListID).Find(&teams)
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if err != nil {
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return
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}
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for _, t := range teams {
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t.ID = 0
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t.ListID = ld.List.ID
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if _, err := x.Insert(t); err != nil {
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return err
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}
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}
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// Generate new link shares if any are available
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linkShares := []*LinkSharing{}
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err = x.Where("list_id = ?", ld.ListID).Find(&linkShares)
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if err != nil {
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return
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}
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for _, share := range linkShares {
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share.ID = 0
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share.ListID = ld.List.ID
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share.Hash = utils.MakeRandomString(40)
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if _, err := x.Insert(share); err != nil {
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return err
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}
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}
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log.Debugf("Duplicated all link shares from list %d into %d", ld.ListID, ld.List.ID)
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return
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}
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