74 lines
2.5 KiB
JavaScript
74 lines
2.5 KiB
JavaScript
// let originalString = "北京市（市）";
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// let encodedString = encodeURIComponent(originalString);
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let htmlString = await $.get(`http://xzqh.mca.gov.cn/defaultQuery?shengji=-1&diji=-1&xianji=-1`);
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htmlString = htmlString.replace(/(\r\n|\n|\r)+/g, ' ').trim();
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let parser = new DOMParser();
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let doc = parser.parseFromString(htmlString, "text/html");
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let match = /(?<=var\s+json\s*=\s*)\[.*?\](?=\s*;)/gs;
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let provinceList = JSON.parse(doc.getElementsByTagName('script')[21].textContent.match(match)[0]);
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let baseInfo = JSON.parse(doc.getElementById('pyArr').value);
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let res = [];
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res = res.concat(pushRes(provinceList.map(e => e.quHuaDaiMa), null, 1));
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for (let i = 0; i < provinceList.length; i++) {
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let cityList = await getChildRegion(provinceList[i].quHuaDaiMa);
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if (cityList.length) {
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// 将结果纳入树型数据
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res = res.concat(pushRes(cityList, provinceList[i].quHuaDaiMa, 2));
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for (let j = 0; j < cityList.length; j++) {
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let districtList = await getChildRegion(cityList[j]);
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if (districtList.length) {
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// 将结果纳入树型数据
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res = res.concat(pushRes(districtList, cityList[j], 3));
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} else {
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res.find(e => e.code == cityList[j]).level = 3;
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// 补一个市，与省同名
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if (res.filter(f => f.code == provinceList[i].quHuaDaiMa && f.level == 2).length == 0) {
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res = res.concat(pushRes([provinceList[i].quHuaDaiMa], provinceList[i].quHuaDaiMa, 2));
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}
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}
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}
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}
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}
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// 转换为树形结构
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let resArr = [];
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for (let i = 0; i < 3; i++) {
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if (i == 0) {
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resArr = resArr.concat(res.filter(e => e.level == i + 1));
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continue;
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}
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res.filter(e => e.level == i).forEach(fe => {
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fe.children = res.filter(fl => fl.parentCode == fe.code && fl.level == i + 1);
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});
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}
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console.log(resArr);
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function pushRes(resList, parentCode, level) {
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let res = [];
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resList.forEach(e => {
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let eObj = baseInfo.find(f => f.code == e);
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res.push({
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code: e,
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name: eObj.cName,
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py: eObj.py.match(/[^\s]+/g)[0],
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jp: eObj.jp,
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parentCode: parentCode,
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level: level
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});
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});
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return res;
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}
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async function getChildRegion(parentRegion) {
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let result = await fetch(`http://xzqh.mca.gov.cn/getInfo?code=${parentRegion}&type=2`)
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let child;
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try {
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child = await result.json();
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return Object.keys(child);
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} catch (error) {
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return [];
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}
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} |