Files
WechatTicketSystem/src/main/java/love/sola/netsupport/api/Register.java
2015-12-16 02:36:09 +08:00

113 lines
3.9 KiB
Java

package love.sola.netsupport.api;
import com.google.gson.Gson;
import love.sola.netsupport.enums.Attribute;
import love.sola.netsupport.enums.ISP;
import love.sola.netsupport.pojo.User;
import love.sola.netsupport.sql.SQLCore;
import love.sola.netsupport.sql.TableUser;
import love.sola.netsupport.util.Checker;
import love.sola.netsupport.util.ParseUtil;
import love.sola.netsupport.wechat.Command;
import me.chanjar.weixin.common.session.WxSession;
import org.hibernate.exception.ConstraintViolationException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import static love.sola.netsupport.util.Checker.*;
/**
* ***********************************************
* Created by Sola on 2015/11/29.
* Don't modify this source without my agreement
* ***********************************************
*/
@WebServlet(name = "Register", urlPatterns = "/api/register", loadOnStartup = 21)
public class Register extends HttpServlet {
private Gson gson = SQLCore.gson;
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
request.setCharacterEncoding("utf-8");
response.setCharacterEncoding("utf-8");
response.addHeader("Content-type", "application/json;charset=utf-8");
PrintWriter out = response.getWriter();
WxSession session = Checker.isAuthorized(request, Command.REGISTER);
if (session == null) {
printAuthorizeFailed(request, out);
return;
}
String wechat = (String) session.getAttribute(Attribute.WECHAT);
if (wechat == null) {
printAuthorizeFailed(request, out);
return;
}
ISP isp = checkISP(request.getParameter("isp"));
int block = checkBlock(request.getParameter("block"));
String result = register(
checkStudentId(request.getParameter("sid")),
request.getParameter("name"),
isp,
checkNetAccount(request.getParameter("username"), isp),
block,
checkRoom(request.getParameter("room"), block),
checkPhoneNumber(request.getParameter("phone")),
wechat
);
boolean isSuccess = result.equals("Register_Success");
if (isSuccess) {
session.invalidate();
out.println(ParseUtil.parseJsonP(request, gson.toJson(new Response(Response.ResponseCode.OK, result))));
} else {
out.println(ParseUtil.parseJsonP(request, gson.toJson(new Response(Response.ResponseCode.REQUEST_FAILED, result))));
}
out.close();
}
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doPost(request, response);
}
private String register(long sid, String name, ISP isp, String netAccount, int block, int room, long phone, String wechat) {
if (sid == -1) return "Invalid_Student_Id";
if (name == null) return "Invalid_Name";
if (isp == null) return "Invalid_ISP";
if (netAccount == null) return "Invalid_Account";
if (block == -1) return "Invalid_Block";
if (room == -1) return "Invalid_Room";
if (phone == -1) return "Invalid_Phone_Number";
User user = TableUser.getById(sid);
if (user == null) return "Invalid_Student_Id";
if (!user.getName().equals(name)) return "Invalid_Name";
if (user.getWechatId() != null) return "User_Already_Registered";
user.setIsp(isp);
user.setNetAccount(netAccount);
user.setBlock(block);
user.setRoom(room);
user.setPhone(phone);
user.setWechatId(wechat);
try {
TableUser.update(user);
} catch (ConstraintViolationException e) {
String dupKey = e.getConstraintName();
return "Duplicated_" + dupKey.toUpperCase(); // PHONE ACCOUNT WECHAT
}
return "Register_Success";
}
private void printAuthorizeFailed(HttpServletRequest request, PrintWriter out) {
out.println(ParseUtil.parseJsonP(request, gson.toJson(new Response(Response.ResponseCode.UNAUTHORIZED))));
out.close();
return;
}
}