will-lib/libs/CaptchaLibrary.js

Library classes

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.CaptchaLibrary = void 0;
const uuid_1 = require("uuid");
const will_sql_1 = require("will-sql");
const will_util_1 = require("will-util");
const Captchar_1 = require("./Captchar");
const EnvironmentVariable_1 = require("./EnvironmentVariable");
class CaptchaLibrary {
    async createCaptcha(conn, capid, mathing = "+") {
        let cap = await (0, Captchar_1.captchar)({ math: mathing });
        cap.id = capid;
        await this.deleteCaptcha(conn, capid);
        cap.id = await this.insertCaptcha(conn, cap);
        return Promise.resolve(cap);
    }
    async insertCaptcha(conn, cap) {
        let now = new Date();
        let expiretimes = now.getTime() + EnvironmentVariable_1.CAPTCHA_EXPIRE_TIMES;
        let expdate = new Date(expiretimes);
        let capid = (0, uuid_1.v4)();
        if (cap.id)
            capid = cap.id;
        let sql = new will_sql_1.KnSQL("insert into tcaptcha(capid,captext,capanswer,createdate,createtime,createmillis,expiretimes,expiredate,expiretime) ");
        sql.append("values(?capid,?captext,?capanswer,?createdate,?createtime,?createmillis,?expiretimes,?expiredate,?expiretime) ");
        sql.set("capid", capid);
        sql.set("captext", cap.text);
        sql.set("capanswer", cap.code);
        sql.set("createdate", now);
        sql.set("createtime", now);
        sql.set("createmillis", will_util_1.Utilities.currentTimeMillis(now));
        sql.set("expiretimes", expiretimes);
        sql.set("expiredate", expdate);
        sql.set("expiretime", expdate);
        let rs = await sql.executeUpdate(conn);
        console.log("affected " + rs.rows.affectedRows + " rows.");
        return Promise.resolve(capid);
    }
    async verifyCaptcha(conn, capid, answer, now) {
        let result = false;
        if (!now)
            now = new Date();
        let sql = new will_sql_1.KnSQL("select capanswer from tcaptcha where capid = ?capid and expiretimes >= ?expiretimes ");
        sql.set("capid", capid);
        sql.set("expiretimes", now.getTime());
        let rs = await sql.executeQuery(conn);
        if (rs.rows && rs.rows.length > 0) {
            let row = rs.rows[0];
            let capanswer = row.capanswer;
            if (capanswer == answer) {
                result = true;
            }
        }
        if (result) {
            this.deleteCaptcha(conn, capid);
        }
        return Promise.resolve(result);
    }
    async deleteCaptcha(conn, capid) {
        if (!capid || capid.trim().length == 0)
            return Promise.resolve(0);
        let result = 0;
        let sql = new will_sql_1.KnSQL("delete from tcaptcha where capid = ?capid ");
        sql.set("capid", capid);
        let rs = await sql.executeQuery(conn);
        result = rs.rows.affectedRows;
        return Promise.resolve(result);
    }
}
exports.CaptchaLibrary = CaptchaLibrary;