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xvalid_check.go
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xvalid_check.go
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package xvalid
import (
"github.com/go-xe2/x/encoding/xjson"
"github.com/go-xe2/x/net/xipv4"
"github.com/go-xe2/x/net/xipv6"
"github.com/go-xe2/x/sync/xsafeMap"
"github.com/go-xe2/x/type/t"
"github.com/go-xe2/x/type/xtime"
"github.com/go-xe2/x/utils/xregex"
"regexp"
"strconv"
"strings"
)
const (
mSINGLE_RULE_PATTERN = `^([\w-]+):{0,1}(.*)` // 单条规则匹配正则
)
var (
// 默认错误消息管理对象(并发安全)
errorMsgMap = xsafeMap.NewStrStrMap()
// 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
ruleRegex, _ = regexp.Compile(mSINGLE_RULE_PATTERN)
// 即使参数为空(nil|"")也需要校验的规则,主要是必需规则及关联规则
mustCheckRulesEvenValueEmpty = map[string]struct{}{
"required": struct{}{},
"required-if": struct{}{},
"required-unless": struct{}{},
"required-with": struct{}{},
"required-with-all": struct{}{},
"required-without": struct{}{},
"required-without-all": struct{}{},
"same": struct{}{},
"different": struct{}{},
"in": struct{}{},
"not-in": struct{}{},
"regex": struct{}{},
}
// 所有支持的校验规则
allSupportedRules = map[string]struct{}{
"required": struct{}{},
"required-if": struct{}{},
"required-unless": struct{}{},
"required-with": struct{}{},
"required-with-all": struct{}{},
"required-without": struct{}{},
"required-without-all": struct{}{},
"date": struct{}{},
"date-format": struct{}{},
"email": struct{}{},
"phone": struct{}{},
"telephone": struct{}{},
"passport": struct{}{},
"password": struct{}{},
"password2": struct{}{},
"password3": struct{}{},
"postcode": struct{}{},
"id-number": struct{}{},
"qq": struct{}{},
"ip": struct{}{},
"ipv4": struct{}{},
"ipv6": struct{}{},
"mac": struct{}{},
"url": struct{}{},
"domain": struct{}{},
"length": struct{}{},
"min-length": struct{}{},
"max-length": struct{}{},
"between": struct{}{},
"min": struct{}{},
"max": struct{}{},
"json": struct{}{},
"integer": struct{}{},
"float": struct{}{},
"boolean": struct{}{},
"same": struct{}{},
"different": struct{}{},
"in": struct{}{},
"not-in": struct{}{},
"regex": struct{}{},
}
// 布尔Map
boolMap = map[string]struct{}{
// true
"1": struct{}{},
"true": struct{}{},
"on": struct{}{},
"yes": struct{}{},
// false
"": struct{}{},
"0": struct{}{},
"false": struct{}{},
"off": struct{}{},
"no": struct{}{},
}
)
// 检测单条数据的规则:
//
// 1. value为需要校验的数据,可以为任意基本数据类型;
//
// 2. 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/struct/*struct,
// 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;
//
// 3. params参数为联合校验参数,支持任意的map/struct/*struct类型,对于需要联合校验的规则有效,如:required-*、same、different;
func Check(value interface{}, rules string, msgs interface{}, params ...interface{}) *TValidError {
// 内部会将参数全部转换为字符串类型进行校验
val := strings.TrimSpace(t.String(value))
data := make(map[string]string)
errorMsgs := make(map[string]string)
if len(params) > 0 {
for k, v := range t.Map(params[0]) {
data[k] = t.String(v)
}
}
// 自定义错误消息处理
msgArray := make([]string, 0)
customMsgMap := make(map[string]string)
switch v := msgs.(type) {
case string:
msgArray = strings.Split(v, "|")
default:
for k, v := range t.Map(msgs) {
customMsgMap[k] = t.String(v)
}
}
ruleItems := strings.Split(strings.TrimSpace(rules), "|")
// 规则项预处理, 主要解决规则中存在的"|"关键字符号
for i := 0; ; {
array := strings.Split(ruleItems[i], ":")
if _, ok := allSupportedRules[array[0]]; !ok {
if i > 0 && ruleItems[i-1][:5] == "regex" {
ruleItems[i-1] += "|" + ruleItems[i]
ruleItems = append(ruleItems[:i], ruleItems[i+1:]...)
} else {
return newValidErrorStr("parse_error", "invalid rules:"+rules)
}
} else {
i++
}
if i == len(ruleItems) {
break
}
}
for index := 0; index < len(ruleItems); {
item := ruleItems[index]
results := ruleRegex.FindStringSubmatch(item)
ruleKey := strings.TrimSpace(results[1])
ruleVal := strings.TrimSpace(results[2])
match := false
if len(msgArray) > index {
customMsgMap[ruleKey] = strings.TrimSpace(msgArray[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(val, ruleKey, ruleVal, data)
// 长度范围
case "length":
fallthrough
case "min-length":
fallthrough
case "max-length":
if msg := checkLength(val, ruleKey, ruleVal, customMsgMap); msg != "" {
errorMsgs[ruleKey] = msg
} else {
match = true
}
// 大小范围
case "min":
fallthrough
case "max":
fallthrough
case "between":
if msg := checkSize(val, ruleKey, ruleVal, customMsgMap); msg != "" {
errorMsgs[ruleKey] = msg
} else {
match = true
}
// 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(ruleItems); 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 !xregex.IsMatchString(mSINGLE_RULE_PATTERN, ruleItems[i]) {
ruleVal += "|" + ruleItems[i]
index++
}
}
match = xregex.IsMatchString(ruleVal, val)
// 日期格式,
case "date":
// 使用标准日期格式检查,但是日期之间必须带连接符号
if _, err := xtime.StrToTime(val); err == nil {
match = true
break
}
// 检查是否不带日期连接符号的格式
if _, err := xtime.StrToTime(val, "Ymd"); err == nil {
match = true
break
}
// 日期格式,需要给定日期格式
case "date-format":
if _, err := xtime.StrToTimeFormat(val, ruleVal); err == nil {
match = true
}
// 两字段值应相同(非敏感字符判断,非类型判断)
case "same":
if v, ok := data[ruleVal]; ok {
if strings.Compare(val, 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 := data[ruleVal]; ok {
if strings.Compare(val, v) == 0 {
match = false
}
}
// 字段值应当在指定范围中
case "in":
array := strings.Split(ruleVal, ",")
for _, v := range array {
if strings.Compare(val, strings.TrimSpace(v)) == 0 {
match = true
break
}
}
// 字段值不应当在指定范围中
case "not-in":
match = true
array := strings.Split(ruleVal, ",")
for _, v := range array {
if strings.Compare(val, 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: 134、135、136、137、138、139、150、151、152、157、158、159、182、183、184、187、188、178(4G)、147(上网卡);
* 联通: 130、131、132、155、156、185、186、176(4G)、145(上网卡)、175;
* 电信: 133、153、180、181、189 、177(4G);
* 卫星通信: 1349
* 虚拟运营商: 170、173
* 2018新增: 16x, 19x
*/
case "phone":
match = xregex.IsMatchString(`^13[\d]{9}$|^14[5,7]{1}\d{8}$|^15[^4]{1}\d{8}$|^16[\d]{9}$|^17[0,3,5,6,7,8]{1}\d{8}$|^18[\d]{9}$|^19[\d]{9}$`, val)
// 国内座机电话号码:"XXXX-XXXXXXX"、"XXXX-XXXXXXXX"、"XXX-XXXXXXX"、"XXX-XXXXXXXX"、"XXXXXXX"、"XXXXXXXX"
case "telephone":
match = xregex.IsMatchString(`^((\d{3,4})|\d{3,4}-)?\d{7,8}$`, val)
// 腾讯QQ号,从10000开始
case "qq":
match = xregex.IsMatchString(`^[1-9][0-9]{4,}$`, val)
// 中国邮政编码
case "postcode":
match = xregex.IsMatchString(`^\d{6}$`, val)
/*
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{3}$
总:
(^[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]$)|(^[1-9]\d{5}\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{3}$)
*/
case "id-number":
match = xregex.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]$)|(^[1-9]\d{5}\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{3}$)`, val)
// 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 = xregex.IsMatchString(`^[a-zA-Z]{1}\w{5,17}$`, val)
// 通用密码(任意可见字符,长度在6~18之间)
case "password":
match = xregex.IsMatchString(`^[\w\S]{6,18}$`, val)
// 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 xregex.IsMatchString(`^[\w\S]{6,18}$`, val) && xregex.IsMatchString(`[a-z]+`, val) && xregex.IsMatchString(`[A-Z]+`, val) && xregex.IsMatchString(`\d+`, val) {
match = true
}
// 强等强度密码(在弱密码的基础上,必须包含大小写字母、数字和特殊字符)
case "password3":
if xregex.IsMatchString(`^[\w\S]{6,18}$`, val) && xregex.IsMatchString(`[a-z]+`, val) && xregex.IsMatchString(`[A-Z]+`, val) && xregex.IsMatchString(`\d+`, val) && xregex.IsMatchString(`[^a-zA-Z0-9]+`, val) {
match = true
}
// json
case "json":
if _, err := xjson.Decode([]byte(val)); err == nil {
match = true
}
// 整数
case "integer":
if _, err := strconv.Atoi(val); err == nil {
match = true
}
// 小数
case "float":
if _, err := strconv.ParseFloat(val, 10); err == nil {
match = true
}
// 布尔值(1,true,on,yes:true | 0,false,off,no,"":false)
case "boolean":
match = false
if _, ok := boolMap[strings.ToLower(val)]; ok {
match = true
}
// 邮件
case "email":
match = xregex.IsMatchString(`^[a-zA-Z0-9_\-\.]+@[a-zA-Z0-9_\-]+(\.[a-zA-Z0-9_\-]+)+$`, val)
// URL
case "url":
match = xregex.IsMatchString(`(https?|ftp|file)://[-A-Za-z0-9+&@#/%?=~_|!:,.;]+[-A-Za-z0-9+&@#/%=~_|]`, val)
// domain
case "domain":
match = xregex.IsMatchString(`^([0-9a-zA-Z][0-9a-zA-Z-]{0,62}\.)+([0-9a-zA-Z][0-9a-zA-Z-]{0,62})\.?$`, val)
// IP(IPv4/IPv6)
case "ip":
match = xipv4.Validate(val) || xipv6.Validate(val)
// IPv4
case "ipv4":
match = xipv4.Validate(val)
// IPv6
case "ipv6":
match = xipv6.Validate(val)
// MAC地址
case "mac":
match = xregex.IsMatchString(`^([0-9A-Fa-f]{2}[\-:]){5}[0-9A-Fa-f]{2}$`, val)
default:
errorMsgs[ruleKey] = "Invalid rule name:" + ruleKey
}
// 错误消息整合
if !match {
// 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 := errorMsgs[ruleKey]; !ok {
if msg, ok := customMsgMap[ruleKey]; ok {
errorMsgs[ruleKey] = msg
} else {
errorMsgs[ruleKey] = errorMsgMap.Get(ruleKey)
}
}
}
index++
}
if len(errorMsgs) > 0 {
return newValidError([]string{rules}, TValidErrorMap{
// 单条数值校验没有键名
"": errorMsgs,
})
}
return nil
}
// 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 {
required = true
break
}
}
i += 2
}
}
// 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 {
required = false
break
}
}
i += 2
}
}
// 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 params[array[i]] != "" {
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 params[array[i]] == "" {
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 params[array[i]] == "" {
required = true
break
}
}
// 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 params[array[i]] != "" {
required = false
break
}
}
}
if required {
return !(value == "")
} else {
return true
}
}
// 对字段值长度进行检测
func checkLength(value, ruleKey, ruleVal string, customMsgMap 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 := customMsgMap[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 := customMsgMap[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 := customMsgMap[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, customMsgMap 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 := customMsgMap[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 {
if v, ok := customMsgMap[ruleKey]; !ok {
msg = errorMsgMap.Get(ruleKey)
} else {
msg = v
}
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 {
if v, ok := customMsgMap[ruleKey]; !ok {
msg = errorMsgMap.Get(ruleKey)
} else {
msg = v
}
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
}