mirror of https://github.com/go-gitea/gitea.git
58 lines
1.4 KiB
Go
58 lines
1.4 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package db
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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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"xorm.io/xorm/schemas"
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)
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// ConvertUtf8ToUtf8mb4 converts database and tables from utf8 to utf8mb4 if it's mysql and set ROW_FORMAT=dynamic
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func ConvertUtf8ToUtf8mb4() error {
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if x.Dialect().URI().DBType != schemas.MYSQL {
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return nil
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}
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_, err := x.Exec(fmt.Sprintf("ALTER DATABASE `%s` CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci", setting.Database.Name))
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if err != nil {
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return err
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}
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tables, err := x.DBMetas()
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if err != nil {
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return err
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}
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for _, table := range tables {
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if _, err := x.Exec(fmt.Sprintf("ALTER TABLE `%s` ROW_FORMAT=dynamic;", table.Name)); err != nil {
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return err
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}
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if _, err := x.Exec(fmt.Sprintf("ALTER TABLE `%s` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci;", table.Name)); 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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// Cell2Int64 converts a xorm.Cell type to int64,
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// and handles possible irregular cases.
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func Cell2Int64(val xorm.Cell) int64 {
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switch (*val).(type) {
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case []uint8:
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log.Trace("Cell2Int64 ([]uint8): %v", *val)
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v, _ := strconv.ParseInt(string((*val).([]uint8)), 10, 64)
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return v
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}
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return (*val).(int64)
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}
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