gf/g/util/gvalid/gvalid.go

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// Copyright 2017 gf Author(https://gitee.com/johng/gf). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://gitee.com/johng/gf.
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// 通用数据验证工具
// 本来打算取名gvalidator的名字太长了缩写一下
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/*
参考https://laravel.com/docs/5.5/validation#available-validation-rules
规则如下
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required 格式required 说明必需参数
required-if 格式required-if:field,value,... 说明必需参数(当任意所给定字段值与所给值相等时当field字段的值为value时当前验证字段为必须参数)
required-unless 格式required-unless:field,value,... 说明必需参数(当所给定字段值与所给值都不相等时当field字段的值不为value时当前验证字段为必须参数)
required-with 格式required-with:field1,field2,... 说明必需参数(当所给定任意字段值不为空时)
required-with-all 格式required-with-all:field1,field2,... 说明必须参数(当所给定所有字段值都不为空时)
required-without 格式required-without:field1,field2,... 说明必需参数(当所给定任意字段值为空时)
required-without-all 格式required-without-all:field1,field2,...说明必须参数(当所给定所有字段值都为空时)
date 格式date 说明参数为常用日期类型格式2006-01-02, 20060102, 2006.01.02
date-format 格式date-format:format 说明判断日期是否为指定的日期格式format为Go日期格式(可以包含时间)
email 格式email 说明EMAIL邮箱地址
phone 格式phone 说明手机号
telephone 格式telephone 说明国内座机电话号码"XXXX-XXXXXXX""XXXX-XXXXXXXX""XXX-XXXXXXX""XXX-XXXXXXXX""XXXXXXX""XXXXXXXX"
passport 格式passport 说明通用帐号规则(字母开头只能包含字母数字和下划线长度在6~18之间)
password 格式password 说明通用密码(任意可见字符长度在6~18之间)
password2 格式password2 说明中等强度密码(在弱密码的基础上必须包含大小写字母和数字)
password3 格式password3 说明强等强度密码(在弱密码的基础上必须包含大小写字母数字和特殊字符)
postcode 格式postcode 说明中国邮政编码
id-number 格式id-number 说明公民身份证号码
qq 格式qq 说明腾讯QQ号码
ip 格式ip 说明IPv4/IPv6地址
ipv4 格式ipv4 说明IPv4地址
ipv6 格式ipv6 说明IPv6地址
mac 格式mac 说明MAC地址
url 格式url 说明URL
domain 格式domain 说明域名
length 格式length:min,max 说明参数长度为min到max(长度参数为整形)
min-length 格式min-length:min 说明参数长度最小为min(长度参数为整形)
max-length 格式max-length:max 说明参数长度最大为max(长度参数为整形)
between 格式between:min,max 说明参数大小为min到max(支持整形和浮点类型参数)
min 格式min:min 说明参数最小为min(支持整形和浮点类型参数)
max 格式max:max 说明参数最大为max(支持整形和浮点类型参数)
json 格式json 说明判断数据格式为JSON
integer 格式integer 说明整数
float 格式float 说明浮点数
boolean 格式boolean 说明布尔值(1,true,on,yes:true | 0,false,off,no,"":false)
same 格式same:field 说明参数值必需与field参数的值相同
different 格式different:field 说明参数值不能与field参数的值相同
in 格式in:value1,value2,... 说明参数值应该在value1,value2,...(字符串匹配)
not-in 格式not-in:value1,value2,... 说明参数值不应该在value1,value2,...(字符串匹配)
regex 格式regex:pattern 说明参数值应当满足正则匹配规则pattern
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*/
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package gvalid
import (
"strings"
"regexp"
"strconv"
"gitee.com/johng/gf/g/os/gtime"
"gitee.com/johng/gf/g/util/gregx"
"gitee.com/johng/gf/g/encoding/gjson"
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"gitee.com/johng/gf/g/container/gmap"
"gitee.com/johng/gf/g/net/gipv6"
"gitee.com/johng/gf/g/net/gipv4"
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)
// 默认规则校验错误消息(可以通过接口自定义错误消息)
var defaultMessages = map[string]string {
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"required" : "字段不能为空",
"required-if" : "字段不能为空",
"required-unless" : "字段不能为空",
"required-with" : "字段不能为空",
"required-with-all" : "字段不能为空",
"required-without" : "字段不能为空",
"required-without-all" : "字段不能为空",
"date" : "日期格式不正确",
"date-format" : "日期格式不正确",
"email" : "邮箱地址格式不正确",
"phone" : "手机号码格式不正确",
"telephone" : "电话号码格式不正确",
"passport" : "账号格式不合法必需以字母开头只能包含字母、数字和下划线长度在6~18之间",
"password" : "密码格式不合法密码格式为任意6-18位的可见字符",
"password2" : "密码格式不合法密码格式为任意6-18位的可见字符必须包含大小写字母和数字",
"password3" : "密码格式不合法密码格式为任意6-18位的可见字符必须包含大小写字母、数字和特殊字符",
"postcode" : "邮政编码不正确",
"id-number" : "身份证号码不正确",
"qq" : "QQ号码格式不正确",
"ip" : "IP地址格式不正确",
"ipv4" : "IPv4地址格式不正确",
"ipv6" : "IPv6地址格式不正确",
"mac" : "MAC地址格式不正确",
"url" : "URL地址格式不正确",
"domain" : "域名格式不正确",
"length" : "字段长度为:min到:max个字符",
"min-length" : "字段最小长度为:min",
"max-length" : "字段最大长度为:max",
"between" : "字段大小为:min到:max",
"min" : "字段最小值为:min",
"max" : "字段最大值为:max",
"json" : "字段应当为JSON格式",
"xml" : "字段应当为XML格式",
"array" : "字段应当为数组",
"integer" : "字段应当为整数",
"float" : "字段应当为浮点数",
"boolean" : "字段应当为布尔值",
"same" : "字段值不合法",
"different" : "字段值不合法",
"in" : "字段值不合法",
"not-in" : "字段值不合法",
"regex" : "字段值不合法",
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}
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const (
gSINGLE_RULE_PATTERN = `^([\w-]+):{0,1}(.*)` // 单条规则匹配正则
)
// 默认错误消息管理对象(并发安全)
var errorMsgMap = gmap.NewStringStringMap()
// 单规则正则对象,这里使用包内部变量存储,不需要多次解析
var ruleRegex, _ = regexp.Compile(gSINGLE_RULE_PATTERN)
// 初始化错误消息管理对象
func init() {
errorMsgMap.BatchSet(defaultMessages)
}
// 替换默认的错误提示为指定的自定义提示
// 主要作用:
// 1、便于多语言错误提示设置
// 2、默认错误提示信息不满意
func SetDefaultErrorMsgs(msgs map[string]string) {
errorMsgMap.BatchSet(msgs)
}
// 判断必须字段
func checkRequired(value, rulekey, ruleval string, params map[string]string) bool {
required := false
switch rulekey {
// 必须字段
case "required":
required = true
// 必须字段(当任意所给定字段值与所给值相等时)
case "required-if":
required = false
array := strings.Split(ruleval, ",")
// 必须为偶数,才能是键值对匹配
if len(array)%2 == 0 {
for i := 0; i < len(array); {
tk := array[i]
tv := array[i+1]
if v, ok := params[tk]; ok {
if strings.Compare(tv, v) == 0 {
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required = true
break
}
}
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i += 2
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}
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}
// 必须字段(当所给定字段值与所给值都不相等时)
case "required-unless":
required = true
array := strings.Split(ruleval, ",")
// 必须为偶数,才能是键值对匹配
if len(array)%2 == 0 {
for i := 0; i < len(array); {
tk := array[i]
tv := array[i+1]
if v, ok := params[tk]; ok {
if strings.Compare(tv, v) == 0 {
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required = false
break
}
}
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i += 2
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}
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}
// 必须字段(当所给定任意字段值不为空时)
case "required-with":
required = false
array := strings.Split(ruleval, ",")
for i := 0; i < len(array); i++ {
if v, ok := params[array[i]]; ok {
if v != "" {
required = true
break
}
}
}
// 必须字段(当所给定所有字段值都不为空时)
case "required-with-all":
required = true
array := strings.Split(ruleval, ",")
for i := 0; i < len(array); i++ {
if v, ok := params[array[i]]; ok {
if v == "" {
required = false
break
}
}
}
// 必须字段(当所给定任意字段值为空时)
case "required-without":
required = false
array := strings.Split(ruleval, ",")
for i := 0; i < len(array); i++ {
if v, ok := params[array[i]]; ok {
if v == "" {
required = true
break
}
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}
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}
// 必须字段(当所给定所有字段值都为空时)
case "required-without-all":
required = true
array := strings.Split(ruleval, ",")
for i := 0; i < len(array); i++ {
if v, ok := params[array[i]]; ok {
if v != "" {
required = false
break
}
}
}
}
if required {
return !(value == "")
} else {
return true
}
}
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// 对字段值长度进行检测
func checkLength(value, rulekey, ruleval string, cmsgs map[string]string) string {
msg := ""
switch rulekey {
// 长度范围
case "length":
array := strings.Split(ruleval, ",")
min := 0
max := 0
if len(array) > 0 {
if v, err := strconv.Atoi(strings.TrimSpace(array[0])); err == nil {
min = v
}
}
if len(array) > 1 {
if v, err := strconv.Atoi(strings.TrimSpace(array[1])); err == nil {
max = v
}
}
if len(value) < min || len(value) > max {
if v, ok := cmsgs[rulekey]; !ok {
msg = errorMsgMap.Get(rulekey)
} else {
msg = v
}
msg = strings.Replace(msg, ":min", strconv.Itoa(min), -1)
msg = strings.Replace(msg, ":max", strconv.Itoa(max), -1)
return msg
}
// 最小长度
case "min-length":
if min, err := strconv.Atoi(ruleval); err == nil {
if len(value) < min {
if v, ok := cmsgs[rulekey]; !ok {
msg = errorMsgMap.Get(rulekey)
} else {
msg = v
}
msg = strings.Replace(msg, ":min", strconv.Itoa(min), -1)
}
} else {
msg = "校验参数[" + ruleval + "]应当为整数类型"
}
// 最大长度
case "max-length":
if max, err := strconv.Atoi(ruleval); err == nil {
if len(value) > max {
if v, ok := cmsgs[rulekey]; !ok {
msg = errorMsgMap.Get(rulekey)
} else {
msg = v
}
msg = strings.Replace(msg, ":max", strconv.Itoa(max), -1)
}
} else {
msg = "校验参数[" + ruleval + "]应当为整数类型"
}
}
return msg
}
// 对字段值大小进行检测
func checkSize(value, rulekey, ruleval string, cmsgs map[string]string) string {
msg := ""
switch rulekey {
// 大小范围
case "between":
array := strings.Split(ruleval, ",")
min := float64(0)
max := float64(0)
if len(array) > 0 {
if v, err := strconv.ParseFloat(strings.TrimSpace(array[0]), 10); err == nil {
min = v
}
}
if len(array) > 1 {
if v, err := strconv.ParseFloat(strings.TrimSpace(array[1]), 10); err == nil {
max = v
}
}
if v, err := strconv.ParseFloat(value, 10); err == nil {
if v < min || v > max {
if v, ok := cmsgs[rulekey]; !ok {
msg = errorMsgMap.Get(rulekey)
} else {
msg = v
}
msg = strings.Replace(msg, ":min", strconv.FormatFloat(min, 'f', -1, 64), -1)
msg = strings.Replace(msg, ":max", strconv.FormatFloat(max, 'f', -1, 64), -1)
}
} else {
msg = "输入参数[" + value + "]应当为数字类型"
}
// 最小值
case "min":
if min, err := strconv.ParseFloat(ruleval, 10); err == nil {
if v, err := strconv.ParseFloat(value, 10); err == nil {
if v < min {
msg, ok := cmsgs[rulekey]
if !ok {
msg = errorMsgMap.Get(rulekey)
}
msg = strings.Replace(msg, ":min", strconv.FormatFloat(min, 'f', -1, 64), -1)
}
} else {
msg = "输入参数[" + value + "]应当为数字类型"
}
} else {
msg = "校验参数[" + ruleval + "]应当为数字类型"
}
// 最大值
case "max":
if max, err := strconv.ParseFloat(ruleval, 10); err == nil {
if v, err := strconv.ParseFloat(value, 10); err == nil {
if v > max {
msg, ok := cmsgs[rulekey]
if !ok {
msg = errorMsgMap.Get(rulekey)
}
msg = strings.Replace(msg, ":max", strconv.FormatFloat(max, 'f', -1, 64), -1)
}
} else {
msg = "输入参数[" + value + "]应当为数字类型"
}
} else {
msg = "校验参数[" + ruleval + "]应当为数字类型"
}
}
return msg
}
// 检测键值对Map注意返回参数是一个2维的关联数组第一维键名为参数键名第二维为带有错误的校验规则名称值为错误信息
func CheckMap(kvmap map[string]string, rules map[string]string, msgs map[string]interface{}) map[string]map[string]string {
emsgs := make(map[string]map[string]string)
for key, value := range kvmap {
if rule, ok := rules[key]; ok {
msg, _ := msgs[key]
if m := Check(value, rule, msg, kvmap); m != nil {
if _, ok := emsgs[key]; !ok {
emsgs[key] = make(map[string]string)
}
for k, v := range m {
emsgs[key][k] = v
}
}
}
}
if len(emsgs) > 0 {
return emsgs
}
return nil
}
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// 检测单条数据的规则其中values参数为非必须参数可以传递所有的校验参数进来进行多参数对比(部分校验规则需要)
// msgs为自定义错误信息由于同一条数据的校验规则可能存在多条为方便调用参数类型支持string/map[string]string允许传递多个自定义的错误信息如果类型为string那么中间使用"|"符号分隔多个自定义错误
// values参数为表单联合校验参数对于需要联合校验的规则有效required-*、same、different
func Check(value, rules string, msgs interface{}, values...map[string]string) map[string]string {
value = strings.TrimSpace(value)
params := make(map[string]string)
errmsgs := make(map[string]string)
if len(values) > 0 {
params = values[0]
}
// 自定义错误消息处理
list := make([]string, 0)
cmsgs := make(map[string]string)
switch msgs.(type) {
case map[string]string:
cmsgs = msgs.(map[string]string)
case string:
list = strings.Split(msgs.(string), "|")
}
items := strings.Split(strings.TrimSpace(rules), "|")
for index := 0; index < len(items); {
item := items[index]
results := ruleRegex.FindStringSubmatch(item)
rulekey := strings.TrimSpace(results[1])
ruleval := strings.TrimSpace(results[2])
match := false
if len(list) > index {
cmsgs[rulekey] = strings.TrimSpace(list[index])
}
switch rulekey {
// 必须字段
case "required": fallthrough
case "required-if": fallthrough
case "required-unless": fallthrough
case "required-with": fallthrough
case "required-with-all": fallthrough
case "required-without": fallthrough
case "required-without-all":
match = checkRequired(value, rulekey, ruleval, params)
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// 长度范围
case "length": fallthrough
case "min-length": fallthrough
case "max-length":
if msg := checkLength(value, rulekey, ruleval, cmsgs); msg != "" {
errmsgs[rulekey] = msg
} else {
match = true
}
// 大小范围
case "min": fallthrough
case "max": fallthrough
case "between":
if msg := checkSize(value, rulekey, ruleval, cmsgs); msg != "" {
errmsgs[rulekey] = msg
} else {
match = true
}
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// 自定义正则判断
case "regex":
// 需要判断是否被|符号截断,如果是,那么需要进行整合
for i := index + 1; i < len(items); i++ {
// 判断下一个规则是否合法,不合法那么和当前正则规则进行整合
if !gregx.IsMatchString(gSINGLE_RULE_PATTERN, items[i]) {
ruleval += "|" + items[i]
index++
}
}
match = gregx.IsMatchString(ruleval, value)
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// 日期格式,
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case "date":
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for _, v := range []string{"2006-01-02", "20060102", "2006.01.02"} {
if _, err := gtime.StrToTime(value, v); err == nil {
match = true
break
}
}
// 日期格式,需要给定日期格式
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case "date-format":
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if _, err := gtime.StrToTime(value, ruleval); err == nil {
match = true
}
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// 两字段值应相同(非敏感字符判断,非类型判断)
case "same":
if v, ok := params[ruleval]; ok {
if strings.Compare(value, v) == 0 {
match = true
}
}
// 两字段值不应相同(非敏感字符判断,非类型判断)
case "different":
match = true
if v, ok := params[ruleval]; ok {
if strings.Compare(value, v) == 0 {
match = false
}
}
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// 字段值应当在指定范围中
case "in":
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array := strings.Split(ruleval, ",")
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for _, v := range array {
if strings.Compare(value, strings.TrimSpace(v)) == 0 {
match = true
break
}
}
// 字段值不应当在指定范围中
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case "not-in":
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match = true
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array := strings.Split(ruleval, ",")
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for _, v := range array {
if strings.Compare(value, strings.TrimSpace(v)) == 0 {
match = false
break
}
}
/*
* 验证所给手机号码是否符合手机号的格式.
* 移动134135136137138139150151152157158159182183184187188178(4G)147(上网卡)
* 联通130131132155156185186176(4G)145(上网卡)175
* 电信133153180181189 177(4G)
* 卫星通信 1349
* 虚拟运营商170173
*/
case "phone":
match = gregx.IsMatchString(`^13[\d]{9}$|^14[5,7]{1}\d{8}$|^15[^4]{1}\d{8}$|^17[0,3,5,6,7,8]{1}\d{8}$|^18[\d]{9}$`, value)
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// 国内座机电话号码:"XXXX-XXXXXXX"、"XXXX-XXXXXXXX"、"XXX-XXXXXXX"、"XXX-XXXXXXXX"、"XXXXXXX"、"XXXXXXXX"
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case "telephone":
match = gregx.IsMatchString(`^((\d{3,4})|\d{3,4}-)?\d{7,8}$`, value)
// 腾讯QQ号从10000开始
case "qq":
match = gregx.IsMatchString(`^[1-9][0-9]{4,}$`, value)
// 中国邮政编码
case "postcode":
match = gregx.IsMatchString(`^[1-9]\d{5}$`, value)
/*
公民身份证号
xxxxxx yyyy MM dd 375 0 十八位
xxxxxx yy MM dd 75 0 十五位
地区[1-9]\d{5}
年的前两位(18|19|([23]\d)) 1800-2399
年的后两位\d{2}
月份((0[1-9])|(10|11|12))
天数(([0-2][1-9])|10|20|30|31) 闰年不能禁止29+
三位顺序码\d{3}
两位顺序码\d{2}
校验码 [0-9Xx]
十八位^[1-9]\d{5}(18|19|([23]\d))\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$
十五位^[1-9]\d{5}\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{2}$
(^[1-9]\d{5}(18|19|([23]\d))\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$)|(^[1-9]\d{5}\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{2}$)
*/
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case "id-number":
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match = gregx.IsMatchString(`(^[1-9]\d{5}(18|19|([23]\d))\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$)|(^[1-9]\d{5}\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{2}$)`, value)
// 通用帐号规则(字母开头只能包含字母、数字和下划线长度在6~18之间)
case "passport":
match = gregx.IsMatchString(`^[a-zA-Z]{1}\w{5,17}$`, value)
// 通用密码(任意可见字符长度在6~18之间)
case "password":
match = gregx.IsMatchString(`^[\w\S]{6,18}$`, value)
// 中等强度密码(在弱密码的基础上,必须包含大小写字母和数字)
case "password2":
if gregx.IsMatchString(`^[\w\S]{6,18}$`, value) && gregx.IsMatchString(`[a-z]+`, value) && gregx.IsMatchString(`[A-Z]+`, value) && gregx.IsMatchString(`\d+`, value) {
match = true
}
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// 强等强度密码(在弱密码的基础上,必须包含大小写字母、数字和特殊字符)
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case "password3":
if gregx.IsMatchString(`^[\w\S]{6,18}$`, value) && gregx.IsMatchString(`[a-z]+`, value) && gregx.IsMatchString(`[A-Z]+`, value) && gregx.IsMatchString(`\d+`, value) && gregx.IsMatchString(`\S+`, value) {
match = true
}
// json
case "json":
if _, err := gjson.Decode([]byte(value)); err == nil {
match = true
}
// 整数
case "integer":
if _, err := strconv.Atoi(value); err == nil {
match = true
}
// 小数
case "float":
if _, err := strconv.ParseFloat(value, 10); err == nil {
match = true
}
// 布尔值(1,true,on,yes:true | 0,false,off,no,"":false)
case "boolean":
if value != "" && value != "0" && value != "false" && value != "off" && value != "no" {
match = true
}
// 邮件
case "email":
match = gregx.IsMatchString(`^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$`, value)
// URL
case "url":
match = gregx.IsMatchString(`^(?:([A-Za-z]+):)?(\/{0,3})([0-9.\-A-Za-z]+)(?::(\d+))?(?:\/([^?#]*))?(?:\?([^#]*))?(?:#(.*))?$`, value)
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// domain
case "domain":
match = gregx.IsMatchString(`^([0-9a-zA-Z][0-9a-zA-Z-]{0,62}\.)+([0-9a-zA-Z][0-9a-zA-Z-]{0,62})\.?$`, value)
// IP(IPv4/IPv6)
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case "ip":
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match = gipv4.Validate(value) || gipv6.Validate(value)
// IPv4
case "ipv4":
match = gipv4.Validate(value)
// IPv6
case "ipv6":
match = gipv6.Validate(value)
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// MAC地址
case "mac":
match = gregx.IsMatchString(`^([0-9A-Fa-f]{2}-){5}[0-9A-Fa-f]{2}$`, value)
default:
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errmsgs[rulekey] = "Invalid rule name:" + rulekey
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}
// 错误消息整合
if !match {
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// 不存在则使用默认的错误信息,
// 如果在校验过程中已经设置了错误信息,那么这里便不作处理
if _, ok := errmsgs[rulekey]; !ok {
if msg, ok := cmsgs[rulekey]; ok {
errmsgs[rulekey] = msg
} else {
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errmsgs[rulekey] = errorMsgMap.Get(rulekey)
}
}
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}
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index++
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}
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if len(errmsgs) > 0 {
return errmsgs
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}
return nil
}