将生成数据转换成 JSON 返回给调用者
// json
var JoinOparatorSymbol = "3.1415926";
function encode(rawData, ruleType) {
if (!isNotEmptyStr(rawData)) {
return "";
}
var date = new Date();
var year = date.getFullYear();
var month = date.getMonth() + 1;
var day = date.getDate();
var encodeData = "";
for (var index = 0; index < rawData.length; index++) {
var datacomponent = rawData[index];
if (!isNaN(datacomponent)) {
if (ruleType < 3) {
var currentNumber = rawDataMap(String(datacomponent), ruleType);
encodeData += (currentNumber * month + day) + JoinOparatorSymbol;
}
else if (ruleType == 4) {
encodeData += rawDataMap(String(datacomponent), ruleType);
}
else {
encodeData += rawDataMap(String(datacomponent), ruleType) + JoinOparatorSymbol;
}
}
else if (ruleType == 4) {
encodeData += rawDataMap(String(datacomponent), ruleType);
}
}
if (encodeData.length >= JoinOparatorSymbol.length) {
var lastTwoString = encodeData.substring(encodeData.length - JoinOparatorSymbol.length, encodeData.length);
if (lastTwoString == JoinOparatorSymbol) {
encodeData = encodeData.substring(0, encodeData.length - JoinOparatorSymbol.length);
}
}
//字体映射处理
function rawDataMap(rawData, ruleType) {
if (!isNotEmptyStr(rawData) || !isNotEmptyStr(ruleType)) {
return;
}
var mapData;
var rawNumber = parseInt(rawData);
var ruleTypeNumber = parseInt(ruleType);
if (!isNaN(rawData)) {
lastNumberCategory = ruleTypeNumber;
//字体文件1下的数据加密规则
if (ruleTypeNumber == 1) {
if (rawNumber == 1) {
mapData = 1;
}
else if (rawNumber == 2) {
mapData = 2;
}
else if (rawNumber == 3) {
mapData = 4;
}
else if (rawNumber == 4) {
mapData = 5;
}
else if (rawNumber == 5) {
mapData = 3;
}
else if (rawNumber == 6) {
mapData = 8;
}
else if (rawNumber == 7) {
mapData = 6;
}
else if (rawNumber == 8) {
mapData = 9;
}
else if (rawNumber == 9) {
mapData = 7;
}
else if (rawNumber == 0) {
mapData = 0;
}
}
//字体文件2下的数据加密规则
else if (ruleTypeNumber == 0) {
if (rawNumber == 1) {
mapData = 4;
}
else if (rawNumber == 2) {
mapData = 2;
}
else if (rawNumber == 3) {
mapData = 3;
}
else if (rawNumber == 4) {
mapData = 1;
}
else if (rawNumber == 5) {
mapData = 8;
}
else if (rawNumber == 6) {
mapData = 5;
}
else if (rawNumber == 7) {
mapData = 6;
}
else if (rawNumber == 8) {
mapData = 7;
}
else if (rawNumber == 9) {
mapData = 9;
}
else if (rawNumber == 0) {
mapData = 0;
}
}
//字体文件3下的数据加密规则
else if (ruleTypeNumber == 2) {
if (rawNumber == 1) {
mapData = 6;
}
else if (rawNumber == 2) {
mapData = 2;
}
else if (rawNumber == 3) {
mapData = 1;
}
else if (rawNumber == 4) {
mapData = 3;
}
else if (rawNumber == 5) {
mapData = 4;
}
else if (rawNumber == 6) {
mapData = 8;
}
else if (rawNumber == 7) {
mapData = 3;
}
else if (rawNumber == 8) {
mapData = 7;
}
else if (rawNumber == 9) {
mapData = 9;
}
else if (rawNumber == 0) {
mapData = 0;
}
}
else if (ruleTypeNumber == 3) {
if (rawNumber == 1) {
mapData = "";
}
else if (rawNumber == 2) {
mapData = "";
}
else if (rawNumber == 3) {
mapData = "";
}
else if (rawNumber == 4) {
mapData = "";
}
else if (rawNumber == 5) {
mapData = "";
}
else if (rawNumber == 6) {
mapData = "";
}
else if (rawNumber == 7) {
mapData = "";
}
else if (rawNumber == 8) {
mapData = "";
}
else if (rawNumber == 9) {
mapData = "";
}
else if (rawNumber == 0) {
mapData = "";
}
}
else{
mapData = rawNumber;
}
} else if (ruleTypeNumber == 4) {
var sources = ["年", "万", "业", "人", "信", "元", "千", "司", "州", "资", "造", "钱"];
//判断字符串为汉字
if (/^[\u4e00-\u9fa5]*$/.test(rawData)) {
if (sources.indexOf(rawData) > -1) {
var currentChineseHexcod = rawData.charCodeAt(0).toString(16);
var lastCompoent;
var mapComponetnt;
var numbers = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9"];
var characters = ["a", "b", "c", "d", "e", "f", "g", "h", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"];
if (currentChineseHexcod.length == 4) {
lastCompoent = currentChineseHexcod.substr(3, 1);
var locationInComponents = 0;
if (/[0-9]/.test(lastCompoent)) {
locationInComponents = numbers.indexOf(lastCompoent);
mapComponetnt = numbers[(locationInComponents + 1) % 10];
}
else if (/[a-z]/.test(lastCompoent)) {
locationInComponents = characters.indexOf(lastCompoent);
mapComponetnt = characters[(locationInComponents + 1) % 26];
}
mapData = "&#x" + currentChineseHexcod.substr(0, 3) + mapComponetnt + ";";
}
} else {
mapData = rawData;
}
}
else if (/[0-9]/.test(rawData)) {
mapData = rawDataMap(rawData, 2);
}
else {
mapData = rawData;
}
}
return mapData;
}
//api
module.exports = {
"GET /api/products": async (ctx, next) => {
ctx.response.type = "application/json";
ctx.response.body = {
products: products
};
},
"GET /api/solution1": async (ctx, next) => {
try {
var data = fs.readFileSync(pathname, "utf-8");
ruleJson = JSON.parse(data);
rule = ruleJson.data.rule;
} catch (error) {
console.log("fail: " + error);
}
var data = {
code: 200,
message: "success",
data: {
name: "@杭城小刘",
year: LBPEncode("1995", rule),
month: LBPEncode("02", rule),
day: LBPEncode("20", rule),
analysis : rule
}
}
ctx.set("Access-Control-Allow-Origin", "*");
ctx.response.type = "application/json";
ctx.response.body = data;
},
"GET /api/solution2": async (ctx, next) => {
try {
var data = fs.readFileSync(pathname, "utf-8");
ruleJson = JSON.parse(data);
rule = ruleJson.data.rule;
} catch (error) {
console.log("fail: " + error);
}
var data = {
code: 200,
message: "success",
data: {
name: LBPEncode("建造师",rule),
birthday: LBPEncode("1995年02月20日",rule),
company: LBPEncode("中天公司",rule),
address: LBPEncode("浙江省杭州市拱墅区石祥路",rule),
bidprice: LBPEncode("2万元",rule),
negative: LBPEncode("2018年办事效率太高、负面基本没有",rule),
title: LBPEncode("建造师",rule),
honor: LBPEncode("最佳奖",rule),
analysis : rule
}
}
ctx.set("Access-Control-Allow-Origin", "*");
ctx.response.type = "application/json";
ctx.response.body = data;
},
"POST /api/products": async (ctx, next) => {
var p = {
name: ctx.request.body.name,
price: ctx.request.body.price
};
products.push(p);
ctx.response.type = "application/json";
ctx.response.body = p;
}
};
//路由
const fs = require("fs");
function addMapping(router, mapping){
for(var url in mapping){
if (url.startsWith("GET")) {
var path = url.substring(4);
router.get(path,mapping[url]);
console.log(`Register URL mapping: GET: ${path}`);
}else if (url.startsWith('POST ')) {
var path = url.substring(5);
router.post(path, mapping[url]);
console.log(`Register URL mapping: POST ${path}`);
} else if (url.startsWith('PUT ')) {
var path = url.substring(4);
router.put(path, mapping[url]);
console.log(`Register URL mapping: PUT ${path}`);
} else if (url.startsWith('DELETE ')) {
var path = url.substring(7);
router.del(path, mapping[url]);
console.log(`Register URL mapping: DELETE ${path}`);
} else {
console.log(`Invalid URL: ${url}`);
}
}
}
function addControllers(router, dir){
fs.readdirSync(__dirname + "/" + dir).filter( (f) => {
return f.endsWith(".js");
}).forEach( (f) => {
console.log(`Process controllers:${f}...`);
let mapping = require(__dirname + "/" + dir + "/" + f);
addMapping(router,mapping);
});
}
module.exports = function(dir){
let controllers = dir || "controller";
let router = require("koa-router")();
addControllers(router,controllers);
return router.routes();
};