utils2
Version:
validator,_,IO,string,date,numer,array
443 lines (425 loc) • 16.6 kB
JavaScript
//TODO: i18n
/**
* √ nullable
* √ required 不能为空
* √ int 整数
* √ float 0 -1 -1.5 2 3.5 +4 +4.3
* √ string
* √ boolean
* √ in
* √ range
* √ min
* √ max
* √ length [0,7] (6,12) [7,9)
* √ email
* √ url
* √ date
* √ id
*
* file exe|image
* custom
*
* requiredif:field|int?
*/
const _ = require('./_');
const moment = require('moment');
class Validator {
constructor(o) {
this.rules = {};
this.messages = {};
if (o) {
this.rules = o.rules;
this.messages = o.messages || this.messages[o.lang || 'cn'];
}
this.parse();
}
error(data) {
let err = new Error();
err.validate = data;
throw err;
}
/**
* 按rules的字段,过滤额外的字段
*/
filter(data) {
let res = {};
for (let k in this.rules) {
let rule = this.rules[k];
if (_.isNumber(data[k]) || this.rules.hasOwnProperty(k) && !_.isEmptyObject(data[k])) {
if (rule.boolean && ['true', '1', 'false', '0'].indexOf(data[k] !== -1)) {
res[k] = data[k] === 'true' || data[k] === '1' ? true : false;
} else {
res[k] = data[k];
}
}
}
return res;
}
/**
* 字符串转规则对象
* @param {string} str
*/
_arr2rule(arr) {
let rule = {
range: { min: -Infinity, max: Infinity, includeBottom: true, includeTop: true },
length: { min: 0, max: 255 }
};
for (let i = 0; i < arr.length; i++) {
let kv = /^([a-z]+)[:]?(.*)$/.exec(arr[i].trim().toLowerCase()), v;
if (kv === null) {
this.error(`${str} 不是有效的规则!`);
}
v = kv[2];
switch (kv[1]) {
case 'nullable':
rule.nullable = true;
break;
case 'required':
rule.required = true;
break;
case 'int':
rule.int = true;
break;
case 'float':
rule.float = true;
break;
case 'boolean':
rule.boolean = true;
break;
case 'date':
rule.date = true;
break;
case 'url':
rule.url = true;
break;
case 'email':
rule.email = true;
break;
case 'file': break;
case 'custom': break;
case 'min':
if (!this.isFloat(v)) {
this.error(`${v} 不是有效的数值`);
}
rule.range.min = v;
break;
case 'max':
if (!this.isFloat(v)) {
this.error(`${v} 不是有效的数值`);
}
rule.range.max = v;
break;
case 'range':
let t = /^(\(|\[)\s*(.+?)\s*,\s*(.+?)\s*(\)|\])$/.exec(v);
if (!(t && this.isFloat(t[2]) && this.isFloat(t[3]))) {
this.error(`${v} 不是有效的range格式!`)
}
rule.range.includeBottom = t[1] === '(' ? false : true;
rule.range.includeTop = t[4] === ')' ? false : true;
rule.range.min = parseFloat(t[2]);
rule.range.max = parseFloat(t[3]);
break;
case 'minlength':
if (!this.isInt(v)) {
this.error(`${v} 不是有效的正整数!`);
}
rule.length.min = parseInt(v);
break;
case 'maxlength':
if (!this.isInt(v)) {
this.error(`${v} 不是有效的正整数!`);
}
rule.length.max = parseInt(v);
break;
case 'length':
if (this.isInt(v)) {
rule.length.min = rule.length.max = parseInt(v);
} else {
let t = /^(\(|\[)(\d+),(\d+)(\)|\])$/.exec(kv[2]);
if (t) {
rule['length']['min'] = parseInt(t[2]);
rule['length']['max'] = parseInt(t[3]);
} else {
this.error('range 不是有效的格式!')
}
}
break;
case 'in':
rule.in = v.split(',').map(function (s) {
if (s.trim() === '') {
this.error(`${k} 是空的枚举!`)
}
return s.trim();
});
break;
case 'required_if':
rule.required_if = v;
break;
default: break;
}
}
// 1.nullable和required不能同时存在
if (rule.required == true && rule.nullable == true) {
this.error('nullable required');
}
if (rule.string === undefined) {
delete rule.length;
} else if (rule.length.min > rule.length.max) {
this.error(`长度范围的下限大于上限!`);
}
if (rule.int === undefined && rule.float === undefined) {
delete rule.range;
} else if (rule.range.min > rule.range.max) {
this.error(`数值范围的下限大于上限!`);
}
//TODO:不好做
// if (rule.required_if) {
// let v = rule.required_if.split(',');
// if (rule[v] === undefined) {
// this.error(`${v[0]}`);
// }
// }
return rule;
}
/**
* required|int|min:100|max:200 --> required: true, int: true, max: 10, max: 200
*/
parse() {
for (let k in this.rules) {
// 可以这里处理required_if
this.rules[k] = this._arr2rule(this.rules[k].split('|'));
}
return this;
}
check(data) {
/**
* k 字段
* v 值
* kk 验证规则
*/
for (let k in this.rules) {
let v = data[k];
let rule = this.rules[k];
if (_.isEmpty(v) && rule.nullable || rule.required_if && _.isEmpty(data[rule.required_if])) {
delete data[k];
continue;
}
if (rule.required) {
if (_.isEmpty(v)) {
this.error({
filed: k,
key: 'required'
});
}
}
if (rule.int) {
if (!this.isInt(v)) {
this.error({
filed: k,
key: 'int',
value: v
});
}
data[k] = parseInt(v);
}
if (rule.float) {
if (!this.isFloat(v)) {
this.error({
filed: k,
key: 'float',
value: v
});
}
data[k] = parseFloat(v);
}
if (rule.range) {
}
if (rule.length) {
if (v.length < rule.min && v.length > rule.max) {
this.error({
filed: k,
key: 'length',
value: v,
rule: rule.length
});
}
}
if (rule.email) {
if (!this.isEmail(v)) {
this.error({
filed: k,
key: 'email',
value: v
});
}
}
if (rule.url) {
if (!this.isUrl(v)) {
this.error({
filed: k,
key: 'url',
value: v
});
}
}
if (rule.file) {
}
if (rule.custom) {
}
if (rule.in) {
if (-1 == rule.in.indexOf(v)) {
this.error({
filed: k,
key: 'in',
value: v,
rule: rule.in
});
}
}
if (rule.boolean) {
if (typeof data[k] !== 'boolean') {
this.error({
filed: k,
key: 'boolean',
value: v
});
}
}
if (rule.date) {
if (!this.isDate(v)) {
this.error({
filed: k,
key: 'date',
value: v
});
} else {
data[k] = moment(v).toISOString();
}
}
}// for end
return data;
}
isUrl(v) {
return /^(https?|ftp):\/\/(((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:)*@)?(((\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5]))|((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?)(:\d*)?)(\/((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)?)?(\?((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|[\uE000-\uF8FF]|\/|\?)*)?(\#((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|\/|\?)*)?$/i.test(v);
}
isDate(v) {
return moment(v).isValid();
}
isInt(v) {
return /^\d+$/.test(v);
}
isFloat(v) {
return /^[-+]?(\d+[.])?\d+$/.test(v);
}
isEmail(v) {
return /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i.test(v)
}
isID(sfzhm_new) {
var sum = 0;
var weight = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
var validate = ['1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'];
for (let m = 0; m < sfzhm_new.length - 1; m++) {
sum += sfzhm_new[m] * weight[m];
}
let mode = sum % 11;
if (sfzhm_new[17] == validate[mode]) {
return true;
} else {
return false;
}
}
/**
* Luhn校验算法校验银行卡号
* Description: 银行卡号Luhm校验
* Luhm校验规则：16位银行卡号（19位通用）:
* 1.将未带校验位的 15（或18）位卡号从右依次编号 1 到 15（18），位于奇数位号上的数字乘以 2。
* 2.将奇位乘积的个十位全部相加，再加上所有偶数位上的数字。
* 3.将加法和加上校验位能被 10 整除。
* 方法步骤很清晰，易理解，需要在页面引用Jquery.js
* bankno为银行卡号
*/
isCredit(bankno) {
var lastNum = bankno.substr(bankno.length - 1, 1);//取出最后一位（与luhm进行比较）
var first15Num = bankno.substr(0, bankno.length - 1);//前15或18位
var newArr = new Array();
for (var i = first15Num.length - 1; i > -1; i--) {//前15或18位倒序存进数组
newArr.push(first15Num.substr(i, 1));
}
var arrJiShu = new Array(); //奇数位*2的积 <9
var arrJiShu2 = new Array(); //奇数位*2的积 >9
var arrOuShu = new Array(); //偶数位数组
for (var j = 0; j < newArr.length; j++) {
if ((j + 1) % 2 == 1) {//奇数位
if (parseInt(newArr[j]) * 2 < 9)
arrJiShu.push(parseInt(newArr[j]) * 2);
else
arrJiShu2.push(parseInt(newArr[j]) * 2);
}
else //偶数位
arrOuShu.push(newArr[j]);
}
var jishu_child1 = new Array();//奇数位*2 >9 的分割之后的数组个位数
var jishu_child2 = new Array();//奇数位*2 >9 的分割之后的数组十位数
for (var h = 0; h < arrJiShu2.length; h++) {
jishu_child1.push(parseInt(arrJiShu2[h]) % 10);
jishu_child2.push(parseInt(arrJiShu2[h]) / 10);
}
var sumJiShu = 0; //奇数位*2 < 9 的数组之和
var sumOuShu = 0; //偶数位数组之和
var sumJiShuChild1 = 0; //奇数位*2 >9 的分割之后的数组个位数之和
var sumJiShuChild2 = 0; //奇数位*2 >9 的分割之后的数组十位数之和
var sumTotal = 0;
for (var m = 0; m < arrJiShu.length; m++) {
sumJiShu = sumJiShu + parseInt(arrJiShu[m]);
}
for (var n = 0; n < arrOuShu.length; n++) {
sumOuShu = sumOuShu + parseInt(arrOuShu[n]);
}
for (var p = 0; p < jishu_child1.length; p++) {
sumJiShuChild1 = sumJiShuChild1 + parseInt(jishu_child1[p]);
sumJiShuChild2 = sumJiShuChild2 + parseInt(jishu_child2[p]);
}
//计算总和
sumTotal = parseInt(sumJiShu) + parseInt(sumOuShu) + parseInt(sumJiShuChild1) + parseInt(sumJiShuChild2);
//计算Luhm值
var k = parseInt(sumTotal) % 10 == 0 ? 10 : parseInt(sumTotal) % 10;
var luhm = 10 - k;
var my = false;
if (lastNum == luhm) {//Luhm验证通过
my = true;
}
else {//银行卡号必须符合Luhm校验
my = false;
}
return my;
}
isString() {
}
isChar() {
}
isFile() {
}
}
//默认required
Validator.prototype.messages = {
cn: {
'required': '{field}字段不能为空!',
'url': '{field}不是有效的url!',
'email': '{field}不是有效的邮件格式!',
'date': '{value}不是有效的时间格式!',
'int': '{field}必须是整数!',
'float': '{value}不是有效的小数格式!',
'boolean': '{field}必须是布尔类型!',
'in': '{field}的值必须是{value}中的一种!',
'range': '{field}的值TODO:',
'min': '{field}的值最小为{value}!',
'max': '{field}的值最大为{value}!',
'length': '{field}的长度必须TODO:',
'minlength': '{field}的长度最小为{value}!',
'maxlength': '{field}的长度最大为{value}!',
'file': '非法的文件格式!'
},
en: {},
fr: {}
};
module.exports = Validator;