mirror of
https://github.com/go-gitea/gitea.git
synced 2025-10-31 21:28:11 +09:00
fix migrate failed and org dashboard failed on MSSQL database (#1448)
This commit is contained in:
Lunny Xiao
GitHub
673
vendor/github.com/go-xorm/xorm/session_convert.go
generated
vendored
Normal file
673
vendor/github.com/go-xorm/xorm/session_convert.go
generated
vendored
Normal file
@@ -0,0 +1,673 @@
|
||||
// Copyright 2017 The Xorm Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
package xorm
|
||||
|
||||
import (
|
||||
"database/sql"
|
||||
"database/sql/driver"
|
||||
"encoding/json"
|
||||
"errors"
|
||||
"fmt"
|
||||
"reflect"
|
||||
"strconv"
|
||||
"strings"
|
||||
"time"
|
||||
|
||||
"github.com/go-xorm/core"
|
||||
)
|
||||
|
||||
func (session *Session) str2Time(col *core.Column, data string) (outTime time.Time, outErr error) {
|
||||
sdata := strings.TrimSpace(data)
|
||||
var x time.Time
|
||||
var err error
|
||||
|
||||
if sdata == "0000-00-00 00:00:00" ||
|
||||
sdata == "0001-01-01 00:00:00" {
|
||||
} else if !strings.ContainsAny(sdata, "- :") { // !nashtsai! has only found that mymysql driver is using this for time type column
|
||||
// time stamp
|
||||
sd, err := strconv.ParseInt(sdata, 10, 64)
|
||||
if err == nil {
|
||||
x = time.Unix(sd, 0)
|
||||
// !nashtsai! HACK mymysql driver is causing Local location being change to CHAT and cause wrong time conversion
|
||||
if col.TimeZone == nil {
|
||||
x = x.In(session.Engine.TZLocation)
|
||||
} else {
|
||||
x = x.In(col.TimeZone)
|
||||
}
|
||||
session.Engine.logger.Debugf("time(0) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
|
||||
} else {
|
||||
session.Engine.logger.Debugf("time(0) err key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
|
||||
}
|
||||
} else if len(sdata) > 19 && strings.Contains(sdata, "-") {
|
||||
x, err = time.ParseInLocation(time.RFC3339Nano, sdata, session.Engine.TZLocation)
|
||||
session.Engine.logger.Debugf("time(1) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
|
||||
if err != nil {
|
||||
x, err = time.ParseInLocation("2006-01-02 15:04:05.999999999", sdata, session.Engine.TZLocation)
|
||||
session.Engine.logger.Debugf("time(2) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
|
||||
}
|
||||
if err != nil {
|
||||
x, err = time.ParseInLocation("2006-01-02 15:04:05.9999999 Z07:00", sdata, session.Engine.TZLocation)
|
||||
session.Engine.logger.Debugf("time(3) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
|
||||
}
|
||||
|
||||
} else if len(sdata) == 19 && strings.Contains(sdata, "-") {
|
||||
x, err = time.ParseInLocation("2006-01-02 15:04:05", sdata, session.Engine.TZLocation)
|
||||
session.Engine.logger.Debugf("time(4) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
|
||||
} else if len(sdata) == 10 && sdata[4] == '-' && sdata[7] == '-' {
|
||||
x, err = time.ParseInLocation("2006-01-02", sdata, session.Engine.TZLocation)
|
||||
session.Engine.logger.Debugf("time(5) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
|
||||
} else if col.SQLType.Name == core.Time {
|
||||
if strings.Contains(sdata, " ") {
|
||||
ssd := strings.Split(sdata, " ")
|
||||
sdata = ssd[1]
|
||||
}
|
||||
|
||||
sdata = strings.TrimSpace(sdata)
|
||||
if session.Engine.dialect.DBType() == core.MYSQL && len(sdata) > 8 {
|
||||
sdata = sdata[len(sdata)-8:]
|
||||
}
|
||||
|
||||
st := fmt.Sprintf("2006-01-02 %v", sdata)
|
||||
x, err = time.ParseInLocation("2006-01-02 15:04:05", st, session.Engine.TZLocation)
|
||||
session.Engine.logger.Debugf("time(6) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
|
||||
} else {
|
||||
outErr = fmt.Errorf("unsupported time format %v", sdata)
|
||||
return
|
||||
}
|
||||
if err != nil {
|
||||
outErr = fmt.Errorf("unsupported time format %v: %v", sdata, err)
|
||||
return
|
||||
}
|
||||
outTime = x
|
||||
return
|
||||
}
|
||||
|
||||
func (session *Session) byte2Time(col *core.Column, data []byte) (outTime time.Time, outErr error) {
|
||||
return session.str2Time(col, string(data))
|
||||
}
|
||||
|
||||
// convert a db data([]byte) to a field value
|
||||
func (session *Session) bytes2Value(col *core.Column, fieldValue *reflect.Value, data []byte) error {
|
||||
if structConvert, ok := fieldValue.Addr().Interface().(core.Conversion); ok {
|
||||
return structConvert.FromDB(data)
|
||||
}
|
||||
|
||||
if structConvert, ok := fieldValue.Interface().(core.Conversion); ok {
|
||||
return structConvert.FromDB(data)
|
||||
}
|
||||
|
||||
var v interface{}
|
||||
key := col.Name
|
||||
fieldType := fieldValue.Type()
|
||||
|
||||
switch fieldType.Kind() {
|
||||
case reflect.Complex64, reflect.Complex128:
|
||||
x := reflect.New(fieldType)
|
||||
if len(data) > 0 {
|
||||
err := json.Unmarshal(data, x.Interface())
|
||||
if err != nil {
|
||||
session.Engine.logger.Error(err)
|
||||
return err
|
||||
}
|
||||
fieldValue.Set(x.Elem())
|
||||
}
|
||||
case reflect.Slice, reflect.Array, reflect.Map:
|
||||
v = data
|
||||
t := fieldType.Elem()
|
||||
k := t.Kind()
|
||||
if col.SQLType.IsText() {
|
||||
x := reflect.New(fieldType)
|
||||
if len(data) > 0 {
|
||||
err := json.Unmarshal(data, x.Interface())
|
||||
if err != nil {
|
||||
session.Engine.logger.Error(err)
|
||||
return err
|
||||
}
|
||||
fieldValue.Set(x.Elem())
|
||||
}
|
||||
} else if col.SQLType.IsBlob() {
|
||||
if k == reflect.Uint8 {
|
||||
fieldValue.Set(reflect.ValueOf(v))
|
||||
} else {
|
||||
x := reflect.New(fieldType)
|
||||
if len(data) > 0 {
|
||||
err := json.Unmarshal(data, x.Interface())
|
||||
if err != nil {
|
||||
session.Engine.logger.Error(err)
|
||||
return err
|
||||
}
|
||||
fieldValue.Set(x.Elem())
|
||||
}
|
||||
}
|
||||
} else {
|
||||
return ErrUnSupportedType
|
||||
}
|
||||
case reflect.String:
|
||||
fieldValue.SetString(string(data))
|
||||
case reflect.Bool:
|
||||
d := string(data)
|
||||
v, err := strconv.ParseBool(d)
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as bool: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.Set(reflect.ValueOf(v))
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
sdata := string(data)
|
||||
var x int64
|
||||
var err error
|
||||
// for mysql, when use bit, it returned \x01
|
||||
if col.SQLType.Name == core.Bit &&
|
||||
session.Engine.dialect.DBType() == core.MYSQL { // !nashtsai! TODO dialect needs to provide conversion interface API
|
||||
if len(data) == 1 {
|
||||
x = int64(data[0])
|
||||
} else {
|
||||
x = 0
|
||||
}
|
||||
} else if strings.HasPrefix(sdata, "0x") {
|
||||
x, err = strconv.ParseInt(sdata, 16, 64)
|
||||
} else if strings.HasPrefix(sdata, "0") {
|
||||
x, err = strconv.ParseInt(sdata, 8, 64)
|
||||
} else if strings.EqualFold(sdata, "true") {
|
||||
x = 1
|
||||
} else if strings.EqualFold(sdata, "false") {
|
||||
x = 0
|
||||
} else {
|
||||
x, err = strconv.ParseInt(sdata, 10, 64)
|
||||
}
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.SetInt(x)
|
||||
case reflect.Float32, reflect.Float64:
|
||||
x, err := strconv.ParseFloat(string(data), 64)
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as float64: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.SetFloat(x)
|
||||
case reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uint:
|
||||
x, err := strconv.ParseUint(string(data), 10, 64)
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.SetUint(x)
|
||||
//Currently only support Time type
|
||||
case reflect.Struct:
|
||||
// !<winxxp>! 增加支持sql.Scanner接口的结构，如sql.NullString
|
||||
if nulVal, ok := fieldValue.Addr().Interface().(sql.Scanner); ok {
|
||||
if err := nulVal.Scan(data); err != nil {
|
||||
return fmt.Errorf("sql.Scan(%v) failed: %s ", data, err.Error())
|
||||
}
|
||||
} else {
|
||||
if fieldType.ConvertibleTo(core.TimeType) {
|
||||
x, err := session.byte2Time(col, data)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
v = x
|
||||
fieldValue.Set(reflect.ValueOf(v).Convert(fieldType))
|
||||
} else if session.Statement.UseCascade {
|
||||
table, err := session.Engine.autoMapType(*fieldValue)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
// TODO: current only support 1 primary key
|
||||
if len(table.PrimaryKeys) > 1 {
|
||||
panic("unsupported composited primary key cascade")
|
||||
}
|
||||
var pk = make(core.PK, len(table.PrimaryKeys))
|
||||
rawValueType := table.ColumnType(table.PKColumns()[0].FieldName)
|
||||
pk[0], err = str2PK(string(data), rawValueType)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
if !isPKZero(pk) {
|
||||
// !nashtsai! TODO for hasOne relationship, it's preferred to use join query for eager fetch
|
||||
// however, also need to consider adding a 'lazy' attribute to xorm tag which allow hasOne
|
||||
// property to be fetched lazily
|
||||
structInter := reflect.New(fieldValue.Type())
|
||||
newsession := session.Engine.NewSession()
|
||||
defer newsession.Close()
|
||||
has, err := newsession.Id(pk).NoCascade().Get(structInter.Interface())
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
if has {
|
||||
v = structInter.Elem().Interface()
|
||||
fieldValue.Set(reflect.ValueOf(v))
|
||||
} else {
|
||||
return errors.New("cascade obj is not exist")
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
case reflect.Ptr:
|
||||
// !nashtsai! TODO merge duplicated codes above
|
||||
//typeStr := fieldType.String()
|
||||
switch fieldType.Elem().Kind() {
|
||||
// case "*string":
|
||||
case core.StringType.Kind():
|
||||
x := string(data)
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*bool":
|
||||
case core.BoolType.Kind():
|
||||
d := string(data)
|
||||
v, err := strconv.ParseBool(d)
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as bool: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.Set(reflect.ValueOf(&v).Convert(fieldType))
|
||||
// case "*complex64":
|
||||
case core.Complex64Type.Kind():
|
||||
var x complex64
|
||||
if len(data) > 0 {
|
||||
err := json.Unmarshal(data, &x)
|
||||
if err != nil {
|
||||
session.Engine.logger.Error(err)
|
||||
return err
|
||||
}
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
}
|
||||
// case "*complex128":
|
||||
case core.Complex128Type.Kind():
|
||||
var x complex128
|
||||
if len(data) > 0 {
|
||||
err := json.Unmarshal(data, &x)
|
||||
if err != nil {
|
||||
session.Engine.logger.Error(err)
|
||||
return err
|
||||
}
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
}
|
||||
// case "*float64":
|
||||
case core.Float64Type.Kind():
|
||||
x, err := strconv.ParseFloat(string(data), 64)
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as float64: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*float32":
|
||||
case core.Float32Type.Kind():
|
||||
var x float32
|
||||
x1, err := strconv.ParseFloat(string(data), 32)
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as float32: %s", key, err.Error())
|
||||
}
|
||||
x = float32(x1)
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*uint64":
|
||||
case core.Uint64Type.Kind():
|
||||
var x uint64
|
||||
x, err := strconv.ParseUint(string(data), 10, 64)
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*uint":
|
||||
case core.UintType.Kind():
|
||||
var x uint
|
||||
x1, err := strconv.ParseUint(string(data), 10, 64)
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
x = uint(x1)
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*uint32":
|
||||
case core.Uint32Type.Kind():
|
||||
var x uint32
|
||||
x1, err := strconv.ParseUint(string(data), 10, 64)
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
x = uint32(x1)
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*uint8":
|
||||
case core.Uint8Type.Kind():
|
||||
var x uint8
|
||||
x1, err := strconv.ParseUint(string(data), 10, 64)
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
x = uint8(x1)
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*uint16":
|
||||
case core.Uint16Type.Kind():
|
||||
var x uint16
|
||||
x1, err := strconv.ParseUint(string(data), 10, 64)
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
x = uint16(x1)
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*int64":
|
||||
case core.Int64Type.Kind():
|
||||
sdata := string(data)
|
||||
var x int64
|
||||
var err error
|
||||
// for mysql, when use bit, it returned \x01
|
||||
if col.SQLType.Name == core.Bit &&
|
||||
strings.Contains(session.Engine.DriverName(), "mysql") {
|
||||
if len(data) == 1 {
|
||||
x = int64(data[0])
|
||||
} else {
|
||||
x = 0
|
||||
}
|
||||
} else if strings.HasPrefix(sdata, "0x") {
|
||||
x, err = strconv.ParseInt(sdata, 16, 64)
|
||||
} else if strings.HasPrefix(sdata, "0") {
|
||||
x, err = strconv.ParseInt(sdata, 8, 64)
|
||||
} else {
|
||||
x, err = strconv.ParseInt(sdata, 10, 64)
|
||||
}
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*int":
|
||||
case core.IntType.Kind():
|
||||
sdata := string(data)
|
||||
var x int
|
||||
var x1 int64
|
||||
var err error
|
||||
// for mysql, when use bit, it returned \x01
|
||||
if col.SQLType.Name == core.Bit &&
|
||||
strings.Contains(session.Engine.DriverName(), "mysql") {
|
||||
if len(data) == 1 {
|
||||
x = int(data[0])
|
||||
} else {
|
||||
x = 0
|
||||
}
|
||||
} else if strings.HasPrefix(sdata, "0x") {
|
||||
x1, err = strconv.ParseInt(sdata, 16, 64)
|
||||
x = int(x1)
|
||||
} else if strings.HasPrefix(sdata, "0") {
|
||||
x1, err = strconv.ParseInt(sdata, 8, 64)
|
||||
x = int(x1)
|
||||
} else {
|
||||
x1, err = strconv.ParseInt(sdata, 10, 64)
|
||||
x = int(x1)
|
||||
}
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*int32":
|
||||
case core.Int32Type.Kind():
|
||||
sdata := string(data)
|
||||
var x int32
|
||||
var x1 int64
|
||||
var err error
|
||||
// for mysql, when use bit, it returned \x01
|
||||
if col.SQLType.Name == core.Bit &&
|
||||
session.Engine.dialect.DBType() == core.MYSQL {
|
||||
if len(data) == 1 {
|
||||
x = int32(data[0])
|
||||
} else {
|
||||
x = 0
|
||||
}
|
||||
} else if strings.HasPrefix(sdata, "0x") {
|
||||
x1, err = strconv.ParseInt(sdata, 16, 64)
|
||||
x = int32(x1)
|
||||
} else if strings.HasPrefix(sdata, "0") {
|
||||
x1, err = strconv.ParseInt(sdata, 8, 64)
|
||||
x = int32(x1)
|
||||
} else {
|
||||
x1, err = strconv.ParseInt(sdata, 10, 64)
|
||||
x = int32(x1)
|
||||
}
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*int8":
|
||||
case core.Int8Type.Kind():
|
||||
sdata := string(data)
|
||||
var x int8
|
||||
var x1 int64
|
||||
var err error
|
||||
// for mysql, when use bit, it returned \x01
|
||||
if col.SQLType.Name == core.Bit &&
|
||||
strings.Contains(session.Engine.DriverName(), "mysql") {
|
||||
if len(data) == 1 {
|
||||
x = int8(data[0])
|
||||
} else {
|
||||
x = 0
|
||||
}
|
||||
} else if strings.HasPrefix(sdata, "0x") {
|
||||
x1, err = strconv.ParseInt(sdata, 16, 64)
|
||||
x = int8(x1)
|
||||
} else if strings.HasPrefix(sdata, "0") {
|
||||
x1, err = strconv.ParseInt(sdata, 8, 64)
|
||||
x = int8(x1)
|
||||
} else {
|
||||
x1, err = strconv.ParseInt(sdata, 10, 64)
|
||||
x = int8(x1)
|
||||
}
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*int16":
|
||||
case core.Int16Type.Kind():
|
||||
sdata := string(data)
|
||||
var x int16
|
||||
var x1 int64
|
||||
var err error
|
||||
// for mysql, when use bit, it returned \x01
|
||||
if col.SQLType.Name == core.Bit &&
|
||||
strings.Contains(session.Engine.DriverName(), "mysql") {
|
||||
if len(data) == 1 {
|
||||
x = int16(data[0])
|
||||
} else {
|
||||
x = 0
|
||||
}
|
||||
} else if strings.HasPrefix(sdata, "0x") {
|
||||
x1, err = strconv.ParseInt(sdata, 16, 64)
|
||||
x = int16(x1)
|
||||
} else if strings.HasPrefix(sdata, "0") {
|
||||
x1, err = strconv.ParseInt(sdata, 8, 64)
|
||||
x = int16(x1)
|
||||
} else {
|
||||
x1, err = strconv.ParseInt(sdata, 10, 64)
|
||||
x = int16(x1)
|
||||
}
|
||||
if err != nil {
|
||||
return fmt.Errorf("arg %v as int: %s", key, err.Error())
|
||||
}
|
||||
fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
|
||||
// case "*SomeStruct":
|
||||
case reflect.Struct:
|
||||
switch fieldType {
|
||||
// case "*.time.Time":
|
||||
case core.PtrTimeType:
|
||||
x, err := session.byte2Time(col, data)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
v = x
|
||||
fieldValue.Set(reflect.ValueOf(&x))
|
||||
default:
|
||||
if session.Statement.UseCascade {
|
||||
structInter := reflect.New(fieldType.Elem())
|
||||
table, err := session.Engine.autoMapType(structInter.Elem())
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
if len(table.PrimaryKeys) > 1 {
|
||||
panic("unsupported composited primary key cascade")
|
||||
}
|
||||
var pk = make(core.PK, len(table.PrimaryKeys))
|
||||
rawValueType := table.ColumnType(table.PKColumns()[0].FieldName)
|
||||
pk[0], err = str2PK(string(data), rawValueType)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
if !isPKZero(pk) {
|
||||
// !nashtsai! TODO for hasOne relationship, it's preferred to use join query for eager fetch
|
||||
// however, also need to consider adding a 'lazy' attribute to xorm tag which allow hasOne
|
||||
// property to be fetched lazily
|
||||
newsession := session.Engine.NewSession()
|
||||
defer newsession.Close()
|
||||
has, err := newsession.Id(pk).NoCascade().Get(structInter.Interface())
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
if has {
|
||||
v = structInter.Interface()
|
||||
fieldValue.Set(reflect.ValueOf(v))
|
||||
} else {
|
||||
return errors.New("cascade obj is not exist")
|
||||
}
|
||||
}
|
||||
} else {
|
||||
return fmt.Errorf("unsupported struct type in Scan: %s", fieldValue.Type().String())
|
||||
}
|
||||
}
|
||||
default:
|
||||
return fmt.Errorf("unsupported type in Scan: %s", fieldValue.Type().String())
|
||||
}
|
||||
default:
|
||||
return fmt.Errorf("unsupported type in Scan: %s", fieldValue.Type().String())
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// convert a field value of a struct to interface for put into db
|
||||
func (session *Session) value2Interface(col *core.Column, fieldValue reflect.Value) (interface{}, error) {
|
||||
if fieldValue.CanAddr() {
|
||||
if fieldConvert, ok := fieldValue.Addr().Interface().(core.Conversion); ok {
|
||||
data, err := fieldConvert.ToDB()
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
if col.SQLType.IsBlob() {
|
||||
return data, nil
|
||||
}
|
||||
return string(data), nil
|
||||
}
|
||||
}
|
||||
|
||||
if fieldConvert, ok := fieldValue.Interface().(core.Conversion); ok {
|
||||
data, err := fieldConvert.ToDB()
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
if col.SQLType.IsBlob() {
|
||||
return data, nil
|
||||
}
|
||||
return string(data), nil
|
||||
}
|
||||
|
||||
fieldType := fieldValue.Type()
|
||||
k := fieldType.Kind()
|
||||
if k == reflect.Ptr {
|
||||
if fieldValue.IsNil() {
|
||||
return nil, nil
|
||||
} else if !fieldValue.IsValid() {
|
||||
session.Engine.logger.Warn("the field[", col.FieldName, "] is invalid")
|
||||
return nil, nil
|
||||
} else {
|
||||
// !nashtsai! deference pointer type to instance type
|
||||
fieldValue = fieldValue.Elem()
|
||||
fieldType = fieldValue.Type()
|
||||
k = fieldType.Kind()
|
||||
}
|
||||
}
|
||||
|
||||
switch k {
|
||||
case reflect.Bool:
|
||||
return fieldValue.Bool(), nil
|
||||
case reflect.String:
|
||||
return fieldValue.String(), nil
|
||||
case reflect.Struct:
|
||||
if fieldType.ConvertibleTo(core.TimeType) {
|
||||
t := fieldValue.Convert(core.TimeType).Interface().(time.Time)
|
||||
if session.Engine.dialect.DBType() == core.MSSQL {
|
||||
if t.IsZero() {
|
||||
return nil, nil
|
||||
}
|
||||
}
|
||||
tf := session.Engine.FormatTime(col.SQLType.Name, t)
|
||||
return tf, nil
|
||||
}
|
||||
|
||||
if !col.SQLType.IsJson() {
|
||||
// !<winxxp>! 增加支持driver.Valuer接口的结构，如sql.NullString
|
||||
if v, ok := fieldValue.Interface().(driver.Valuer); ok {
|
||||
return v.Value()
|
||||
}
|
||||
|
||||
fieldTable, err := session.Engine.autoMapType(fieldValue)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if len(fieldTable.PrimaryKeys) == 1 {
|
||||
pkField := reflect.Indirect(fieldValue).FieldByName(fieldTable.PKColumns()[0].FieldName)
|
||||
return pkField.Interface(), nil
|
||||
}
|
||||
return 0, fmt.Errorf("no primary key for col %v", col.Name)
|
||||
}
|
||||
|
||||
if col.SQLType.IsText() {
|
||||
bytes, err := json.Marshal(fieldValue.Interface())
|
||||
if err != nil {
|
||||
session.Engine.logger.Error(err)
|
||||
return 0, err
|
||||
}
|
||||
return string(bytes), nil
|
||||
} else if col.SQLType.IsBlob() {
|
||||
bytes, err := json.Marshal(fieldValue.Interface())
|
||||
if err != nil {
|
||||
session.Engine.logger.Error(err)
|
||||
return 0, err
|
||||
}
|
||||
return bytes, nil
|
||||
}
|
||||
return nil, fmt.Errorf("Unsupported type %v", fieldValue.Type())
|
||||
case reflect.Complex64, reflect.Complex128:
|
||||
bytes, err := json.Marshal(fieldValue.Interface())
|
||||
if err != nil {
|
||||
session.Engine.logger.Error(err)
|
||||
return 0, err
|
||||
}
|
||||
return string(bytes), nil
|
||||
case reflect.Array, reflect.Slice, reflect.Map:
|
||||
if !fieldValue.IsValid() {
|
||||
return fieldValue.Interface(), nil
|
||||
}
|
||||
|
||||
if col.SQLType.IsText() {
|
||||
bytes, err := json.Marshal(fieldValue.Interface())
|
||||
if err != nil {
|
||||
session.Engine.logger.Error(err)
|
||||
return 0, err
|
||||
}
|
||||
return string(bytes), nil
|
||||
} else if col.SQLType.IsBlob() {
|
||||
var bytes []byte
|
||||
var err error
|
||||
if (k == reflect.Array || k == reflect.Slice) &&
|
||||
(fieldValue.Type().Elem().Kind() == reflect.Uint8) {
|
||||
bytes = fieldValue.Bytes()
|
||||
} else {
|
||||
bytes, err = json.Marshal(fieldValue.Interface())
|
||||
if err != nil {
|
||||
session.Engine.logger.Error(err)
|
||||
return 0, err
|
||||
}
|
||||
}
|
||||
return bytes, nil
|
||||
}
|
||||
return nil, ErrUnSupportedType
|
||||
case reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uint:
|
||||
return int64(fieldValue.Uint()), nil
|
||||
default:
|
||||
return fieldValue.Interface(), nil
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user