mirror of
https://github.com/go-gitea/gitea.git
synced 2024-12-04 14:46:57 -05:00
674 lines
20 KiB
Go
674 lines
20 KiB
Go
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// Copyright 2017 The Xorm Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package xorm
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import (
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"database/sql"
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"database/sql/driver"
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"encoding/json"
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"errors"
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"fmt"
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"reflect"
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"strconv"
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"strings"
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"time"
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"github.com/go-xorm/core"
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)
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func (session *Session) str2Time(col *core.Column, data string) (outTime time.Time, outErr error) {
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sdata := strings.TrimSpace(data)
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var x time.Time
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var err error
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if sdata == "0000-00-00 00:00:00" ||
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sdata == "0001-01-01 00:00:00" {
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} else if !strings.ContainsAny(sdata, "- :") { // !nashtsai! has only found that mymysql driver is using this for time type column
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// time stamp
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sd, err := strconv.ParseInt(sdata, 10, 64)
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if err == nil {
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x = time.Unix(sd, 0)
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// !nashtsai! HACK mymysql driver is causing Local location being change to CHAT and cause wrong time conversion
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if col.TimeZone == nil {
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x = x.In(session.Engine.TZLocation)
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} else {
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x = x.In(col.TimeZone)
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}
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session.Engine.logger.Debugf("time(0) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
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} else {
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session.Engine.logger.Debugf("time(0) err key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
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}
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} else if len(sdata) > 19 && strings.Contains(sdata, "-") {
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x, err = time.ParseInLocation(time.RFC3339Nano, sdata, session.Engine.TZLocation)
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session.Engine.logger.Debugf("time(1) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
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if err != nil {
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x, err = time.ParseInLocation("2006-01-02 15:04:05.999999999", sdata, session.Engine.TZLocation)
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session.Engine.logger.Debugf("time(2) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
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}
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if err != nil {
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x, err = time.ParseInLocation("2006-01-02 15:04:05.9999999 Z07:00", sdata, session.Engine.TZLocation)
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session.Engine.logger.Debugf("time(3) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
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}
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} else if len(sdata) == 19 && strings.Contains(sdata, "-") {
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x, err = time.ParseInLocation("2006-01-02 15:04:05", sdata, session.Engine.TZLocation)
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session.Engine.logger.Debugf("time(4) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
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} else if len(sdata) == 10 && sdata[4] == '-' && sdata[7] == '-' {
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x, err = time.ParseInLocation("2006-01-02", sdata, session.Engine.TZLocation)
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session.Engine.logger.Debugf("time(5) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
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} else if col.SQLType.Name == core.Time {
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if strings.Contains(sdata, " ") {
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ssd := strings.Split(sdata, " ")
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sdata = ssd[1]
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}
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sdata = strings.TrimSpace(sdata)
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if session.Engine.dialect.DBType() == core.MYSQL && len(sdata) > 8 {
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sdata = sdata[len(sdata)-8:]
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}
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st := fmt.Sprintf("2006-01-02 %v", sdata)
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x, err = time.ParseInLocation("2006-01-02 15:04:05", st, session.Engine.TZLocation)
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session.Engine.logger.Debugf("time(6) key[%v]: %+v | sdata: [%v]\n", col.FieldName, x, sdata)
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} else {
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outErr = fmt.Errorf("unsupported time format %v", sdata)
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return
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}
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if err != nil {
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outErr = fmt.Errorf("unsupported time format %v: %v", sdata, err)
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return
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}
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outTime = x
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return
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}
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func (session *Session) byte2Time(col *core.Column, data []byte) (outTime time.Time, outErr error) {
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return session.str2Time(col, string(data))
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}
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// convert a db data([]byte) to a field value
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func (session *Session) bytes2Value(col *core.Column, fieldValue *reflect.Value, data []byte) error {
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if structConvert, ok := fieldValue.Addr().Interface().(core.Conversion); ok {
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return structConvert.FromDB(data)
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}
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if structConvert, ok := fieldValue.Interface().(core.Conversion); ok {
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return structConvert.FromDB(data)
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}
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var v interface{}
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key := col.Name
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fieldType := fieldValue.Type()
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switch fieldType.Kind() {
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case reflect.Complex64, reflect.Complex128:
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x := reflect.New(fieldType)
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if len(data) > 0 {
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err := json.Unmarshal(data, x.Interface())
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if err != nil {
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session.Engine.logger.Error(err)
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return err
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}
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fieldValue.Set(x.Elem())
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}
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case reflect.Slice, reflect.Array, reflect.Map:
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v = data
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t := fieldType.Elem()
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k := t.Kind()
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if col.SQLType.IsText() {
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x := reflect.New(fieldType)
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if len(data) > 0 {
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err := json.Unmarshal(data, x.Interface())
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if err != nil {
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session.Engine.logger.Error(err)
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return err
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}
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fieldValue.Set(x.Elem())
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}
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} else if col.SQLType.IsBlob() {
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if k == reflect.Uint8 {
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fieldValue.Set(reflect.ValueOf(v))
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} else {
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x := reflect.New(fieldType)
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if len(data) > 0 {
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err := json.Unmarshal(data, x.Interface())
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if err != nil {
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session.Engine.logger.Error(err)
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return err
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}
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fieldValue.Set(x.Elem())
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}
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}
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} else {
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return ErrUnSupportedType
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}
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case reflect.String:
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fieldValue.SetString(string(data))
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case reflect.Bool:
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d := string(data)
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v, err := strconv.ParseBool(d)
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if err != nil {
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return fmt.Errorf("arg %v as bool: %s", key, err.Error())
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}
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fieldValue.Set(reflect.ValueOf(v))
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case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
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sdata := string(data)
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var x int64
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var err error
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// for mysql, when use bit, it returned \x01
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if col.SQLType.Name == core.Bit &&
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session.Engine.dialect.DBType() == core.MYSQL { // !nashtsai! TODO dialect needs to provide conversion interface API
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if len(data) == 1 {
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x = int64(data[0])
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} else {
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x = 0
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}
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} else if strings.HasPrefix(sdata, "0x") {
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x, err = strconv.ParseInt(sdata, 16, 64)
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} else if strings.HasPrefix(sdata, "0") {
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x, err = strconv.ParseInt(sdata, 8, 64)
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} else if strings.EqualFold(sdata, "true") {
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x = 1
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} else if strings.EqualFold(sdata, "false") {
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x = 0
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} else {
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x, err = strconv.ParseInt(sdata, 10, 64)
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}
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if err != nil {
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return fmt.Errorf("arg %v as int: %s", key, err.Error())
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}
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fieldValue.SetInt(x)
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case reflect.Float32, reflect.Float64:
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x, err := strconv.ParseFloat(string(data), 64)
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if err != nil {
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return fmt.Errorf("arg %v as float64: %s", key, err.Error())
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}
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fieldValue.SetFloat(x)
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case reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uint:
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x, err := strconv.ParseUint(string(data), 10, 64)
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if err != nil {
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return fmt.Errorf("arg %v as int: %s", key, err.Error())
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}
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fieldValue.SetUint(x)
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//Currently only support Time type
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case reflect.Struct:
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// !<winxxp>! 增加支持sql.Scanner接口的结构，如sql.NullString
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if nulVal, ok := fieldValue.Addr().Interface().(sql.Scanner); ok {
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if err := nulVal.Scan(data); err != nil {
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return fmt.Errorf("sql.Scan(%v) failed: %s ", data, err.Error())
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}
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} else {
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if fieldType.ConvertibleTo(core.TimeType) {
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x, err := session.byte2Time(col, data)
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if err != nil {
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return err
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}
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v = x
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fieldValue.Set(reflect.ValueOf(v).Convert(fieldType))
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} else if session.Statement.UseCascade {
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table, err := session.Engine.autoMapType(*fieldValue)
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if err != nil {
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return err
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}
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// TODO: current only support 1 primary key
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if len(table.PrimaryKeys) > 1 {
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panic("unsupported composited primary key cascade")
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}
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var pk = make(core.PK, len(table.PrimaryKeys))
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rawValueType := table.ColumnType(table.PKColumns()[0].FieldName)
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pk[0], err = str2PK(string(data), rawValueType)
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if err != nil {
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return err
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}
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if !isPKZero(pk) {
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// !nashtsai! TODO for hasOne relationship, it's preferred to use join query for eager fetch
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// however, also need to consider adding a 'lazy' attribute to xorm tag which allow hasOne
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// property to be fetched lazily
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structInter := reflect.New(fieldValue.Type())
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newsession := session.Engine.NewSession()
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defer newsession.Close()
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has, err := newsession.Id(pk).NoCascade().Get(structInter.Interface())
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if err != nil {
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return err
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}
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if has {
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v = structInter.Elem().Interface()
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fieldValue.Set(reflect.ValueOf(v))
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} else {
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return errors.New("cascade obj is not exist")
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}
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}
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}
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}
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case reflect.Ptr:
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// !nashtsai! TODO merge duplicated codes above
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//typeStr := fieldType.String()
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switch fieldType.Elem().Kind() {
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// case "*string":
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case core.StringType.Kind():
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x := string(data)
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fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
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// case "*bool":
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case core.BoolType.Kind():
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d := string(data)
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v, err := strconv.ParseBool(d)
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if err != nil {
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return fmt.Errorf("arg %v as bool: %s", key, err.Error())
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}
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fieldValue.Set(reflect.ValueOf(&v).Convert(fieldType))
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// case "*complex64":
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case core.Complex64Type.Kind():
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var x complex64
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if len(data) > 0 {
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err := json.Unmarshal(data, &x)
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if err != nil {
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session.Engine.logger.Error(err)
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return err
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}
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fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
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}
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// case "*complex128":
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case core.Complex128Type.Kind():
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var x complex128
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if len(data) > 0 {
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err := json.Unmarshal(data, &x)
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if err != nil {
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session.Engine.logger.Error(err)
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return err
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}
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fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
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}
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// case "*float64":
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case core.Float64Type.Kind():
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x, err := strconv.ParseFloat(string(data), 64)
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if err != nil {
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return fmt.Errorf("arg %v as float64: %s", key, err.Error())
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}
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fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
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// case "*float32":
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case core.Float32Type.Kind():
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var x float32
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x1, err := strconv.ParseFloat(string(data), 32)
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if err != nil {
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return fmt.Errorf("arg %v as float32: %s", key, err.Error())
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}
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x = float32(x1)
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fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
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// case "*uint64":
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case core.Uint64Type.Kind():
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var x uint64
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x, err := strconv.ParseUint(string(data), 10, 64)
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if err != nil {
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return fmt.Errorf("arg %v as int: %s", key, err.Error())
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}
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fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
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// case "*uint":
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case core.UintType.Kind():
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var x uint
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x1, err := strconv.ParseUint(string(data), 10, 64)
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if err != nil {
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return fmt.Errorf("arg %v as int: %s", key, err.Error())
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}
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x = uint(x1)
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fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
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// case "*uint32":
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case core.Uint32Type.Kind():
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var x uint32
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x1, err := strconv.ParseUint(string(data), 10, 64)
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if err != nil {
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return fmt.Errorf("arg %v as int: %s", key, err.Error())
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}
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|||
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x = uint32(x1)
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fieldValue.Set(reflect.ValueOf(&x).Convert(fieldType))
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// case "*uint8":
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|||
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case core.Uint8Type.Kind():
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var x uint8
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|
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
|
|||
|
|
}
|
|||
|
|
}
|