forgejo/models/lfs_lock.go
Lunny Xiao 99b2858e62
Move unit into models/unit/ (#17576)
* Move unit into models/unit/

* Rename unit.UnitType as unit.Type
2021-11-09 20:57:58 +01:00

160 lines
4.1 KiB
Go

// Copyright 2017 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package models
import (
"fmt"
"path"
"strings"
"time"
"code.gitea.io/gitea/models/db"
"code.gitea.io/gitea/models/unit"
"code.gitea.io/gitea/modules/log"
"xorm.io/xorm"
)
// LFSLock represents a git lfs lock of repository.
type LFSLock struct {
ID int64 `xorm:"pk autoincr"`
Repo *Repository `xorm:"-"`
RepoID int64 `xorm:"INDEX NOT NULL"`
Owner *User `xorm:"-"`
OwnerID int64 `xorm:"INDEX NOT NULL"`
Path string `xorm:"TEXT"`
Created time.Time `xorm:"created"`
}
func init() {
db.RegisterModel(new(LFSLock))
}
// BeforeInsert is invoked from XORM before inserting an object of this type.
func (l *LFSLock) BeforeInsert() {
l.OwnerID = l.Owner.ID
l.RepoID = l.Repo.ID
l.Path = cleanPath(l.Path)
}
// AfterLoad is invoked from XORM after setting the values of all fields of this object.
func (l *LFSLock) AfterLoad(session *xorm.Session) {
var err error
l.Owner, err = getUserByID(session, l.OwnerID)
if err != nil {
log.Error("LFS lock AfterLoad failed OwnerId[%d] not found: %v", l.OwnerID, err)
}
l.Repo, err = getRepositoryByID(session, l.RepoID)
if err != nil {
log.Error("LFS lock AfterLoad failed RepoId[%d] not found: %v", l.RepoID, err)
}
}
func cleanPath(p string) string {
return path.Clean("/" + p)[1:]
}
// CreateLFSLock creates a new lock.
func CreateLFSLock(lock *LFSLock) (*LFSLock, error) {
err := CheckLFSAccessForRepo(lock.Owner, lock.Repo, AccessModeWrite)
if err != nil {
return nil, err
}
lock.Path = cleanPath(lock.Path)
l, err := GetLFSLock(lock.Repo, lock.Path)
if err == nil {
return l, ErrLFSLockAlreadyExist{lock.RepoID, lock.Path}
}
if !IsErrLFSLockNotExist(err) {
return nil, err
}
_, err = db.GetEngine(db.DefaultContext).InsertOne(lock)
return lock, err
}
// GetLFSLock returns release by given path.
func GetLFSLock(repo *Repository, path string) (*LFSLock, error) {
path = cleanPath(path)
rel := &LFSLock{RepoID: repo.ID}
has, err := db.GetEngine(db.DefaultContext).Where("lower(path) = ?", strings.ToLower(path)).Get(rel)
if err != nil {
return nil, err
}
if !has {
return nil, ErrLFSLockNotExist{0, repo.ID, path}
}
return rel, nil
}
// GetLFSLockByID returns release by given id.
func GetLFSLockByID(id int64) (*LFSLock, error) {
lock := new(LFSLock)
has, err := db.GetEngine(db.DefaultContext).ID(id).Get(lock)
if err != nil {
return nil, err
} else if !has {
return nil, ErrLFSLockNotExist{id, 0, ""}
}
return lock, nil
}
// GetLFSLockByRepoID returns a list of locks of repository.
func GetLFSLockByRepoID(repoID int64, page, pageSize int) ([]*LFSLock, error) {
sess := db.NewSession(db.DefaultContext)
defer sess.Close()
if page >= 0 && pageSize > 0 {
start := 0
if page > 0 {
start = (page - 1) * pageSize
}
sess.Limit(pageSize, start)
}
lfsLocks := make([]*LFSLock, 0, pageSize)
return lfsLocks, sess.Find(&lfsLocks, &LFSLock{RepoID: repoID})
}
// CountLFSLockByRepoID returns a count of all LFSLocks associated with a repository.
func CountLFSLockByRepoID(repoID int64) (int64, error) {
return db.GetEngine(db.DefaultContext).Count(&LFSLock{RepoID: repoID})
}
// DeleteLFSLockByID deletes a lock by given ID.
func DeleteLFSLockByID(id int64, u *User, force bool) (*LFSLock, error) {
lock, err := GetLFSLockByID(id)
if err != nil {
return nil, err
}
err = CheckLFSAccessForRepo(u, lock.Repo, AccessModeWrite)
if err != nil {
return nil, err
}
if !force && u.ID != lock.OwnerID {
return nil, fmt.Errorf("user doesn't own lock and force flag is not set")
}
_, err = db.GetEngine(db.DefaultContext).ID(id).Delete(new(LFSLock))
return lock, err
}
// CheckLFSAccessForRepo check needed access mode base on action
func CheckLFSAccessForRepo(u *User, repo *Repository, mode AccessMode) error {
if u == nil {
return ErrLFSUnauthorizedAction{repo.ID, "undefined", mode}
}
perm, err := GetUserRepoPermission(repo, u)
if err != nil {
return err
}
if !perm.CanAccess(mode, unit.TypeCode) {
return ErrLFSUnauthorizedAction{repo.ID, u.DisplayName(), mode}
}
return nil
}