mirror of https://github.com/go-gitea/gitea.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
42 lines
935 B
42 lines
935 B
// Copyright 2021 The Gitea Authors. All rights reserved. |
|
// SPDX-License-Identifier: MIT |
|
|
|
package v1_14 |
|
|
|
import ( |
|
"fmt" |
|
|
|
"xorm.io/xorm" |
|
) |
|
|
|
// DeleteOrphanedIssueLabels looks through the database for issue_labels where the label no longer exists and deletes them. |
|
func DeleteOrphanedIssueLabels(x *xorm.Engine) error { |
|
type IssueLabel struct { |
|
ID int64 `xorm:"pk autoincr"` |
|
IssueID int64 `xorm:"UNIQUE(s)"` |
|
LabelID int64 `xorm:"UNIQUE(s)"` |
|
} |
|
|
|
sess := x.NewSession() |
|
defer sess.Close() |
|
if err := sess.Begin(); err != nil { |
|
return err |
|
} |
|
|
|
if err := sess.Sync(new(IssueLabel)); err != nil { |
|
return fmt.Errorf("Sync: %w", err) |
|
} |
|
|
|
if _, err := sess.Exec(`DELETE FROM issue_label WHERE issue_label.id IN ( |
|
SELECT ill.id FROM ( |
|
SELECT il.id |
|
FROM issue_label AS il |
|
LEFT JOIN label ON il.label_id = label.id |
|
WHERE |
|
label.id IS NULL |
|
) AS ill)`); err != nil { |
|
return err |
|
} |
|
|
|
return sess.Commit() |
|
}
|
|
|