forked from Shiloh/githaven
c84238800b
Replace #23350. Refactor `setting.Database.UseMySQL` to `setting.Database.Type.IsMySQL()`. To avoid mismatching between `Type` and `UseXXX`. This refactor can fix the bug mentioned in #23350, so it should be backported.
112 lines
3.0 KiB
Go
112 lines
3.0 KiB
Go
// Copyright 2020 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package v1_14 //nolint
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import (
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"fmt"
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"strconv"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/setting"
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"xorm.io/xorm"
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)
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func UpdateCodeCommentReplies(x *xorm.Engine) error {
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type Comment struct {
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ID int64 `xorm:"pk autoincr"`
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CommitSHA string `xorm:"VARCHAR(40)"`
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Patch string `xorm:"TEXT patch"`
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Invalidated bool
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// Not extracted but used in the below query
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Type int `xorm:"INDEX"`
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Line int64 // - previous line / + proposed line
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TreePath string
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ReviewID int64 `xorm:"index"`
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}
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if err := x.Sync2(new(Comment)); err != nil {
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return err
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}
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sqlSelect := `SELECT comment.id as id, first.commit_sha as commit_sha, first.patch as patch, first.invalidated as invalidated`
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sqlTail := ` FROM comment INNER JOIN (
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SELECT C.id, C.review_id, C.line, C.tree_path, C.patch, C.commit_sha, C.invalidated
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FROM comment AS C
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WHERE C.type = 21
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AND C.created_unix =
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(SELECT MIN(comment.created_unix)
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FROM comment
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WHERE comment.review_id = C.review_id
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AND comment.type = 21
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AND comment.line = C.line
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AND comment.tree_path = C.tree_path)
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) AS first
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ON comment.review_id = first.review_id
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AND comment.tree_path = first.tree_path AND comment.line = first.line
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WHERE comment.type = 21
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AND comment.id != first.id
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AND comment.commit_sha != first.commit_sha`
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var (
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sqlCmd string
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start = 0
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batchSize = 100
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sess = x.NewSession()
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)
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defer sess.Close()
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for {
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if err := sess.Begin(); err != nil {
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return err
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}
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if setting.Database.Type.IsMSSQL() {
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if _, err := sess.Exec(sqlSelect + " INTO #temp_comments" + sqlTail); err != nil {
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log.Error("unable to create temporary table")
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return err
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}
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}
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comments := make([]*Comment, 0, batchSize)
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switch {
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case setting.Database.Type.IsMySQL():
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sqlCmd = sqlSelect + sqlTail + " LIMIT " + strconv.Itoa(batchSize) + ", " + strconv.Itoa(start)
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case setting.Database.Type.IsPostgreSQL():
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fallthrough
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case setting.Database.Type.IsSQLite3():
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sqlCmd = sqlSelect + sqlTail + " LIMIT " + strconv.Itoa(batchSize) + " OFFSET " + strconv.Itoa(start)
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case setting.Database.Type.IsMSSQL():
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sqlCmd = "SELECT TOP " + strconv.Itoa(batchSize) + " * FROM #temp_comments WHERE " +
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"(id NOT IN ( SELECT TOP " + strconv.Itoa(start) + " id FROM #temp_comments ORDER BY id )) ORDER BY id"
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default:
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return fmt.Errorf("Unsupported database type")
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}
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if err := sess.SQL(sqlCmd).Find(&comments); err != nil {
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log.Error("failed to select: %v", err)
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return err
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}
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for _, comment := range comments {
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if _, err := sess.Table("comment").ID(comment.ID).Cols("commit_sha", "patch", "invalidated").Update(comment); err != nil {
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log.Error("failed to update comment[%d]: %v %v", comment.ID, comment, err)
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return err
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}
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}
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start += len(comments)
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if err := sess.Commit(); err != nil {
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return err
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}
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if len(comments) < batchSize {
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break
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}
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}
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return nil
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}
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