2020-11-14 18:03:19 +08:00

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JavaScript
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/**
* 通用js方法封装处理
* Copyright (c) 2019 ruoyi
*/
const baseURL = process.env.VUE_APP_BASE_API
// 日期格式化
export function parseTime(time, pattern) {
if (arguments.length === 0 || !time) {
return null
}
const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}'
let date
if (typeof time === 'object') {
date = time
} else {
if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
time = parseInt(time)
} else if (typeof time === 'string') {
time = time.replace(new RegExp(/-/gm), '/');
}
if ((typeof time === 'number') && (time.toString().length === 10)) {
time = time * 1000
}
date = new Date(time)
}
const formatObj = {
y: date.getFullYear(),
m: date.getMonth() + 1,
d: date.getDate(),
h: date.getHours(),
i: date.getMinutes(),
s: date.getSeconds(),
a: date.getDay()
}
const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
let value = formatObj[key]
// Note: getDay() returns 0 on Sunday
if (key === 'a') {
return ['日', '一', '二', '三', '四', '五', '六'][value]
}
if (result.length > 0 && value < 10) {
value = '0' + value
}
return value || 0
})
return time_str
}
// 表单重置
export function resetForm(refName) {
if (this.$refs[refName]) {
this.$refs[refName].resetFields();
}
}
// 添加日期范围
export function addDateRange(params, dateRange) {
var search = params;
search.beginTime = "";
search.endTime = "";
if (null != dateRange && '' != dateRange) {
search.beginTime = dateRange[0];
search.endTime = dateRange[1];
}
return search;
}
// 回显数据字典
export function selectDictLabel(datas, value) {
if (value === null || value === undefined) {
return '';
}
var actions = [];
Object.keys(datas).some((key) => {
if (datas[key].dictValue == ('' + value)) {
actions.push(datas[key].dictLabel);
return true;
}
})
return actions.join('');
}
// 回显数据字典(字符串数组)
export function selectDictLabels(datas, value, separator) {
var actions = [];
var currentSeparator = undefined === separator ? "," : separator;
var temp = value.split(currentSeparator);
Object.keys(value.split(currentSeparator)).some((val) => {
Object.keys(datas).some((key) => {
if (datas[key].dictValue == ('' + temp[val])) {
actions.push(datas[key].dictLabel + currentSeparator);
}
})
})
return actions.join('').substring(0, actions.join('').length - 1);
}
// 通用下载方法
export function download(fileName) {
window.location.href = baseURL + "/common/download?fileName=" + encodeURI(fileName) + "&delete=" + true;
}
// 字符串格式化(%s )
export function sprintf(str) {
var args = arguments, flag = true, i = 1;
str = str.replace(/%s/g, function () {
var arg = args[i++];
if (typeof arg === 'undefined') {
flag = false;
return '';
}
return arg;
});
return flag ? str : '';
}
// 转换字符串undefined,null等转化为""
export function praseStrEmpty(str) {
if (!str || str == "undefined" || str == "null") {
return "";
}
return str;
}
/**
* 构造树型结构数据
* @param {*} data 数据源
* @param {*} id id字段 默认 'id'
* @param {*} parentId 父节点字段 默认 'parentId'
* @param {*} children 孩子节点字段 默认 'children'
* @param {*} rootId 根Id 默认 0
*/
export function handleTree(data, id, parentId, children, rootId) {
id = id || 'id'
parentId = parentId || 'parentId'
children = children || 'children'
rootId = rootId || Math.min.apply(Math, data.map(item => {
return item[parentId]
})) || 0
//对源数据深度克隆
const cloneData = JSON.parse(JSON.stringify(data))
//循环所有项
const treeData = cloneData.filter(father => {
let branchArr = cloneData.filter(child => {
//返回每一项的子级数组
return father[id] === child[parentId]
});
branchArr.length > 0 ? father.children = branchArr : '';
//返回第一层
return father[parentId] === rootId;
});
return treeData != '' ? treeData : data;
}
/** 数字逢三位加逗号 */
export function toThousands(num){
const str = num.toString();
const reg = str.indexOf(".") > -1 ? /(\d)(?=(\d{3})+\.)/g : /(\d)(?=(?:\d{3})+$)/g;
return str.replace(reg,"$1,");
}
export function digitUppercase(n) {
const fraction = ['角', '分'];
const digit = [
'零', '壹', '贰', '叁', '肆',
'伍', '陆', '柒', '捌', '玖'
];
const unit = [
['元', '万', '亿'],
['', '拾', '佰', '仟']
];
const head = n < 0 ? '欠' : '';
n = Math.abs(n);
let s = '';
for (let i = 0; i < fraction.length; i++) {
s += (digit[Math.floor(n * 10 * Math.pow(10, i)) % 10] + fraction[i]).replace(/零./, '');
}
s = s || '整';
n = Math.floor(n);
for (let i = 0; i < unit[0].length && n > 0; i++) {
const p = '';
for (let j = 0; j < unit[1].length && n > 0; j++) {
p = digit[n % 10] + unit[1][j] + p;
n = Math.floor(n / 10);
}
s = p.replace(/(零.)*零$/, '').replace(/^$/, '零') + unit[0][i] + s;
}
return head + s.replace(/(零.)*零元/, '元')
.replace(/(零.)+/g, '零')
.replace(/^整$/, '零元整');
};
/*
*
* @params {string} idcode
*
* 函数参数必须是字符串因为二代身份证号码是十八位而在javascript中十八位的数值会超出计算范围造成不精确的结果
* 导致最后两位和计算的值不一致从而该函数出现错误详情查看javascript的数值范围
* 为了避免这一误差idcode必须是字符串
*
* 正则思路:
* 第一位不可能是0
* 第二位到第六位可以是0-9
* 第七位到第十位是年份所以七八位为19或者20
* 十一位和十二位是月份这两位是01-12之间的数值
* 十三位和十四位是日期是从01-31之间的数值
* 十五十六十七都是数字0-9
* 十八位可能是数字0-9也可能是X
* */
export function validatorIDCard(idcode) {
if (typeof idcode !== 'string') {
return {
code: -1,
msg: "为了避免javascript数值范围误差idcode 必须是字符串"
}
}
const idcard_patter = /^[1-9][0-9]{5}([1][9][0-9]{2}|[2][0][0|1][0-9])([0][1-9]|[1][0|1|2])([0][1-9]|[1|2][0-9]|[3][0|1])[0-9]{3}([0-9]|[X])$/;
// 判断格式是否正确
const format = idcard_patter.test(idcode);
if (!format) {
return {
code: -1,
msg: "身份证号码格式错误"
}
}
// 加权因子
const weight_factor = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
// 校验码
const check_code = ['1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'];
const last = idcode[17];//最后一位
const seventeen = idcode.substring(0, 17);
// ISO 7064:1983.MOD 11-2
// 判断最后一位校验码是否正确
const arr = seventeen.split("");
const len = arr.length;
let num = 0;
for (let i = 0; i < len; i++) {
num += arr[i] * weight_factor[i];
}
// 获取余数
const resisue = num % 11;
const last_no = check_code[resisue];
// 返回验证结果,校验码和格式同时正确才算是合法的身份证号码
const result = last === last_no ? true : false;
return {
code: result ? 1 : -1,
msg: !result ? "身份证号码格式错误" : ""
}
}