mirror of
https://github.com/go-gitea/gitea
synced 2024-12-23 14:44:29 +01:00
4e79adf6b5
This commit does a lot of the work of refactoring the access table in a table with id's instead of strings. The result does compile, but has not been tested. It may eat your kittens.
166 lines
3.6 KiB
Go
166 lines
3.6 KiB
Go
package migrations
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import (
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"errors"
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"strconv"
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"strings"
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"time"
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"github.com/go-xorm/xorm"
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)
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type migration func(*xorm.Engine) error
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// The version table. Should have only one row with id==1
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type Version struct {
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Id int64
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Version int64
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}
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// This is a sequence of migrations. Add new migrations to the bottom of the list.
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// If you want to "retire" a migration, replace it with "expiredMigration"
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var migrations = []migration{
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accessToCollaboration,
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accessRefactor,
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}
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// Migrate database to current version
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func Migrate(x *xorm.Engine) error {
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if err := x.Sync(new(Version)); err != nil {
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return err
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}
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currentVersion := &Version{Id: 1}
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has, err := x.Get(currentVersion)
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if err != nil {
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return err
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} else if !has {
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needsMigration, err := x.IsTableExist("user")
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if err != nil {
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return err
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}
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if needsMigration {
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isEmpty, err := x.IsTableEmpty("user")
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if err != nil {
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return err
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}
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needsMigration = !isEmpty
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}
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if !needsMigration {
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currentVersion.Version = int64(len(migrations))
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}
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if _, err = x.InsertOne(currentVersion); err != nil {
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return err
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}
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}
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v := currentVersion.Version
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for i, migration := range migrations[v:] {
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if err = migration(x); err != nil {
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return err
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}
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currentVersion.Version = v + int64(i) + 1
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if _, err = x.Id(1).Update(currentVersion); err != nil {
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return err
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}
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}
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return nil
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}
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func expiredMigration(x *xorm.Engine) error {
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return errors.New("You are migrating from a too old gogs version")
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}
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func mustParseInt64(in []byte) int64 {
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i, err := strconv.ParseInt(string(in), 10, 64)
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if err != nil {
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i = 0
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}
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return i
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}
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func accessToCollaboration(x *xorm.Engine) error {
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type Collaboration struct {
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ID int64 `xorm:"pk autoincr"`
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RepoID int64 `xorm:"UNIQUE(s) INDEX NOT NULL"`
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UserID int64 `xorm:"UNIQUE(s) INDEX NOT NULL"`
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Created time.Time `xorm:"CREATED"`
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}
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x.Sync(new(Collaboration))
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sql := `SELECT u.id AS uid, a.repo_name AS repo, a.mode AS mode, a.created as created FROM access a JOIN user u ON a.user_name=u.lower_name`
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results, err := x.Query(sql)
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if err != nil {
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return err
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}
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for _, result := range results {
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userID := mustParseInt64(result["uid"])
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repoRefName := string(result["repo"])
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mode := mustParseInt64(result["mode"])
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created := result["created"]
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//Collaborators must have write access
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if mode < 2 {
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continue
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}
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// find owner of repository
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parts := strings.SplitN(repoRefName, "/", 2)
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ownerName := parts[0]
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repoName := parts[1]
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sql = `SELECT u.id as uid, ou.uid as memberid FROM user u LEFT JOIN org_user ou ON ou.org_id=u.id WHERE u.lower_name=?`
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results, err := x.Query(sql, ownerName)
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if err != nil {
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return err
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}
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if len(results) < 1 {
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continue
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}
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ownerID := mustParseInt64(results[0]["uid"])
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if ownerID == userID {
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continue
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}
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// test if user is member of owning organization
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isMember := false
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for _, member := range results {
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memberID := mustParseInt64(member["memberid"])
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// We can skip all cases that a user is member of the owning organization
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if memberID == userID {
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isMember = true
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}
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}
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if isMember {
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continue
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}
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sql = `SELECT id FROM repository WHERE owner_id=? AND lower_name=?`
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results, err = x.Query(sql, ownerID, repoName)
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if err != nil {
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return err
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}
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if len(results) < 1 {
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continue
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}
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repoID := results[0]["id"]
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sql = `INSERT INTO collaboration (user_id, repo_id, created) VALUES (?,?,?)`
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_, err = x.Exec(sql, userID, repoID, created)
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if err != nil {
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return err
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}
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}
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return nil
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}
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func accessRefactor(x *xorm.Engine) error {
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//TODO
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return nil
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}
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