mirror of
https://github.com/go-gitea/gitea.git
synced 2024-11-01 08:47:40 -04:00
333 lines
6.8 KiB
Go
333 lines
6.8 KiB
Go
// Copyright 2015 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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"errors"
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"fmt"
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"reflect"
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"sort"
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"strconv"
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"strings"
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"xorm.io/core"
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)
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// str2PK convert string value to primary key value according to tp
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func str2PKValue(s string, tp reflect.Type) (reflect.Value, error) {
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var err error
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var result interface{}
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var defReturn = reflect.Zero(tp)
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switch tp.Kind() {
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case reflect.Int:
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result, err = strconv.Atoi(s)
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if err != nil {
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return defReturn, fmt.Errorf("convert %s as int: %s", s, err.Error())
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}
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case reflect.Int8:
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x, err := strconv.Atoi(s)
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if err != nil {
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return defReturn, fmt.Errorf("convert %s as int8: %s", s, err.Error())
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}
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result = int8(x)
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case reflect.Int16:
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x, err := strconv.Atoi(s)
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if err != nil {
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return defReturn, fmt.Errorf("convert %s as int16: %s", s, err.Error())
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}
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result = int16(x)
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case reflect.Int32:
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x, err := strconv.Atoi(s)
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if err != nil {
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return defReturn, fmt.Errorf("convert %s as int32: %s", s, err.Error())
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}
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result = int32(x)
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case reflect.Int64:
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result, err = strconv.ParseInt(s, 10, 64)
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if err != nil {
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return defReturn, fmt.Errorf("convert %s as int64: %s", s, err.Error())
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}
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case reflect.Uint:
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x, err := strconv.ParseUint(s, 10, 64)
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if err != nil {
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return defReturn, fmt.Errorf("convert %s as uint: %s", s, err.Error())
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}
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result = uint(x)
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case reflect.Uint8:
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x, err := strconv.ParseUint(s, 10, 64)
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if err != nil {
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return defReturn, fmt.Errorf("convert %s as uint8: %s", s, err.Error())
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}
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result = uint8(x)
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case reflect.Uint16:
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x, err := strconv.ParseUint(s, 10, 64)
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if err != nil {
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return defReturn, fmt.Errorf("convert %s as uint16: %s", s, err.Error())
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}
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result = uint16(x)
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case reflect.Uint32:
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x, err := strconv.ParseUint(s, 10, 64)
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if err != nil {
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return defReturn, fmt.Errorf("convert %s as uint32: %s", s, err.Error())
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}
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result = uint32(x)
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case reflect.Uint64:
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result, err = strconv.ParseUint(s, 10, 64)
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if err != nil {
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return defReturn, fmt.Errorf("convert %s as uint64: %s", s, err.Error())
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}
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case reflect.String:
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result = s
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default:
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return defReturn, errors.New("unsupported convert type")
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}
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return reflect.ValueOf(result).Convert(tp), nil
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}
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func str2PK(s string, tp reflect.Type) (interface{}, error) {
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v, err := str2PKValue(s, tp)
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if err != nil {
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return nil, err
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}
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return v.Interface(), nil
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}
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func splitTag(tag string) (tags []string) {
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tag = strings.TrimSpace(tag)
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var hasQuote = false
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var lastIdx = 0
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for i, t := range tag {
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if t == '\'' {
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hasQuote = !hasQuote
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} else if t == ' ' {
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if lastIdx < i && !hasQuote {
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tags = append(tags, strings.TrimSpace(tag[lastIdx:i]))
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lastIdx = i + 1
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}
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}
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}
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if lastIdx < len(tag) {
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tags = append(tags, strings.TrimSpace(tag[lastIdx:]))
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}
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return
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}
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type zeroable interface {
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IsZero() bool
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}
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func isZero(k interface{}) bool {
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switch k.(type) {
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case int:
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return k.(int) == 0
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case int8:
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return k.(int8) == 0
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case int16:
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return k.(int16) == 0
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case int32:
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return k.(int32) == 0
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case int64:
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return k.(int64) == 0
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case uint:
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return k.(uint) == 0
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case uint8:
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return k.(uint8) == 0
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case uint16:
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return k.(uint16) == 0
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case uint32:
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return k.(uint32) == 0
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case uint64:
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return k.(uint64) == 0
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case float32:
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return k.(float32) == 0
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case float64:
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return k.(float64) == 0
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case bool:
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return k.(bool) == false
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case string:
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return k.(string) == ""
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case zeroable:
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return k.(zeroable).IsZero()
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}
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return false
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}
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func isStructZero(v reflect.Value) bool {
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if !v.IsValid() {
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return true
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}
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for i := 0; i < v.NumField(); i++ {
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field := v.Field(i)
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switch field.Kind() {
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case reflect.Ptr:
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field = field.Elem()
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fallthrough
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case reflect.Struct:
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if !isStructZero(field) {
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return false
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}
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default:
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if field.CanInterface() && !isZero(field.Interface()) {
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return false
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}
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}
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}
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return true
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}
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func isArrayValueZero(v reflect.Value) bool {
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if !v.IsValid() || v.Len() == 0 {
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return true
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}
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for i := 0; i < v.Len(); i++ {
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if !isZero(v.Index(i).Interface()) {
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return false
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}
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}
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return true
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}
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func int64ToIntValue(id int64, tp reflect.Type) reflect.Value {
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var v interface{}
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kind := tp.Kind()
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if kind == reflect.Ptr {
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kind = tp.Elem().Kind()
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}
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switch kind {
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case reflect.Int16:
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temp := int16(id)
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v = &temp
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case reflect.Int32:
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temp := int32(id)
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v = &temp
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case reflect.Int:
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temp := int(id)
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v = &temp
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case reflect.Int64:
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temp := id
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v = &temp
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case reflect.Uint16:
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temp := uint16(id)
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v = &temp
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case reflect.Uint32:
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temp := uint32(id)
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v = &temp
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case reflect.Uint64:
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temp := uint64(id)
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v = &temp
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case reflect.Uint:
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temp := uint(id)
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v = &temp
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}
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if tp.Kind() == reflect.Ptr {
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return reflect.ValueOf(v).Convert(tp)
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}
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return reflect.ValueOf(v).Elem().Convert(tp)
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}
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func int64ToInt(id int64, tp reflect.Type) interface{} {
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return int64ToIntValue(id, tp).Interface()
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}
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func isPKZero(pk core.PK) bool {
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for _, k := range pk {
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if isZero(k) {
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return true
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}
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}
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return false
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}
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func indexNoCase(s, sep string) int {
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return strings.Index(strings.ToLower(s), strings.ToLower(sep))
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}
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func splitNoCase(s, sep string) []string {
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idx := indexNoCase(s, sep)
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if idx < 0 {
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return []string{s}
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}
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return strings.Split(s, s[idx:idx+len(sep)])
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}
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func splitNNoCase(s, sep string, n int) []string {
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idx := indexNoCase(s, sep)
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if idx < 0 {
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return []string{s}
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}
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return strings.SplitN(s, s[idx:idx+len(sep)], n)
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}
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func makeArray(elem string, count int) []string {
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res := make([]string, count)
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for i := 0; i < count; i++ {
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res[i] = elem
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}
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return res
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}
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func rValue(bean interface{}) reflect.Value {
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return reflect.Indirect(reflect.ValueOf(bean))
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}
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func rType(bean interface{}) reflect.Type {
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sliceValue := reflect.Indirect(reflect.ValueOf(bean))
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// return reflect.TypeOf(sliceValue.Interface())
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return sliceValue.Type()
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}
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func structName(v reflect.Type) string {
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for v.Kind() == reflect.Ptr {
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v = v.Elem()
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}
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return v.Name()
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}
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func sliceEq(left, right []string) bool {
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if len(left) != len(right) {
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return false
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}
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sort.Sort(sort.StringSlice(left))
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sort.Sort(sort.StringSlice(right))
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for i := 0; i < len(left); i++ {
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if left[i] != right[i] {
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return false
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}
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}
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return true
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}
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func indexName(tableName, idxName string) string {
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return fmt.Sprintf("IDX_%v_%v", tableName, idxName)
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}
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func eraseAny(value string, strToErase ...string) string {
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if len(strToErase) == 0 {
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return value
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}
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var replaceSeq []string
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for _, s := range strToErase {
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replaceSeq = append(replaceSeq, s, "")
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}
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replacer := strings.NewReplacer(replaceSeq...)
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return replacer.Replace(value)
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}
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func quoteColumns(cols []string, quoteFunc func(string) string, sep string) string {
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for i := range cols {
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cols[i] = quoteFunc(cols[i])
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}
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return strings.Join(cols, sep+" ")
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}
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