mirror of
				https://github.com/go-gitea/gitea.git
				synced 2025-11-03 08:45:18 +01:00 
			
		
		
		
	Change all license headers to comply with REUSE specification. Fix #16132 Co-authored-by: flynnnnnnnnnn <flynnnnnnnnnn@github> Co-authored-by: John Olheiser <john.olheiser@gmail.com>
		
			
				
	
	
		
			43 lines
		
	
	
		
			946 B
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			43 lines
		
	
	
		
			946 B
		
	
	
	
		
			Go
		
	
	
	
	
	
// Copyright 2021 The Gitea Authors. All rights reserved.
 | 
						|
// SPDX-License-Identifier: MIT
 | 
						|
 | 
						|
package v1_14 //nolint
 | 
						|
 | 
						|
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.Sync2(new(IssueLabel)); err != nil {
 | 
						|
		return fmt.Errorf("Sync2: %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()
 | 
						|
}
 |