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forgejo/models/migrations/v112.go

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// Copyright 2019 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 migrations
import (
"os"
"code.gitea.io/gitea/models"
"xorm.io/builder"
"xorm.io/xorm"
)
func removeAttachmentMissedRepo(x *xorm.Engine) error {
type Attachment struct {
UUID string `xorm:"uuid"`
}
var start int
attachments := make([]*Attachment, 0, 50)
for {
err := x.Select("uuid").Where(builder.NotIn("release_id", builder.Select("id").From("`release`"))).
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And("release_id > 0").
OrderBy("id").Limit(50, start).Find(&attachments)
if err != nil {
return err
}
for i := 0; i < len(attachments); i++ {
os.RemoveAll(models.AttachmentLocalPath(attachments[i].UUID))
}
if len(attachments) < 50 {
break
}
start += 50
attachments = attachments[:0]
}
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_, err := x.Exec("DELETE FROM attachment WHERE release_id > 0 AND release_id NOT IN (SELECT id FROM `release`)")
return err
}