mindoc/commands/migrate/migrate_v03.go

140 lines
2.8 KiB
Go

package migrate
import (
"errors"
"github.com/astaxie/beego/orm"
"github.com/lifei6671/godoc/models"
"time"
"fmt"
"strings"
)
type MigrationVersion03 struct {
isValid bool
tables []string
}
func NewMigrationVersion03() *MigrationVersion03 {
return &MigrationVersion03{ isValid: false, tables: make([]string,0)}
}
func (m *MigrationVersion03) Version() int64 {
return 201705271114
}
func (m *MigrationVersion03) ValidUpdate(version int64) error {
if m.Version() > version {
m.isValid = true
return nil
}
m.isValid = false
return errors.New("The target version is higher than the current version.")
}
func (m *MigrationVersion03) ValidForBackupTableSchema() error {
if !m.isValid {
return errors.New("The current version failed to verify.")
}
var err error
m.tables,err = ExportDatabaseTable()
return err
}
func (m *MigrationVersion03) ValidForUpdateTableSchema() error {
if !m.isValid {
return errors.New("The current version failed to verify.")
}
err := orm.RunSyncdb("default", false, true)
if err != nil {
return err
}
//_,err = o.Raw("ALTER TABLE md_members ADD auth_method VARCHAR(50) DEFAULT 'local' NULL").Exec()
return err
}
func (m *MigrationVersion03) MigrationOldTableData() error {
if !m.isValid {
return errors.New("The current version failed to verify.")
}
return nil
}
func (m *MigrationVersion03) MigrationNewTableData() error {
if !m.isValid {
return errors.New("The current version failed to verify.")
}
o := orm.NewOrm()
_,err := o.Raw("UPDATE md_members SET auth_method = 'local'").Exec()
if err != nil {
return err
}
_,err = o.Raw("INSERT INTO md_options (option_title, option_name, option_value) SELECT '是否启用文档历史','ENABLE_DOCUMENT_HISTORY','true' WHERE NOT exists(SELECT * FROM md_options WHERE option_name = 'ENABLE_DOCUMENT_HISTORY');").Exec()
if err != nil {
return err
}
return nil
}
func (m *MigrationVersion03) AddMigrationRecord(version int64) error {
o := orm.NewOrm()
tables,err := ExportDatabaseTable()
if err != nil {
return err
}
migration := models.NewMigration()
migration.Version = version
migration.Status = "update"
migration.CreateTime = time.Now()
migration.Name = fmt.Sprintf("update_%d",version)
migration.Statements = strings.Join(tables,"\r\n")
_, err = o.Insert(migration)
return err
}
func (m *MigrationVersion03) MigrationCleanup() error {
return nil
}
func (m *MigrationVersion03) RollbackMigration() error {
if !m.isValid {
return errors.New("The current version failed to verify.")
}
o := orm.NewOrm()
_,err := o.Raw("ALTER TABLE md_members DROP COLUMN auth_method").Exec()
if err != nil {
return err
}
_,err = o.Raw("DROP TABLE md_document_history").Exec()
if err != nil {
return err
}
_,err = o.Raw("DELETE md_options WHERE option_name = 'ENABLE_DOCUMENT_HISTORY'").Exec()
if err != nil {
return err
}
return nil
}