mirror of
https://github.com/moparisthebest/mailiverse
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105 lines
3.2 KiB
Java
105 lines
3.2 KiB
Java
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/**
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* Author: Timothy Prepscius
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* License: GPLv3 Affero + keep my name in the code!
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*/
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package mail.web;
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import java.io.IOException;
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import java.sql.SQLException;
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import javax.servlet.ServletException;
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import javax.servlet.annotation.WebServlet;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import core.constants.ConstantsServer;
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import core.server.captcha.Captcha;
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import core.util.LogNull;
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import core.util.LogOut;
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import net.tanesha.recaptcha.ReCaptchaImpl;
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import net.tanesha.recaptcha.ReCaptchaResponse;
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/**
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* Servlet implementation class CaptchaResponse
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*/
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@WebServlet("/CaptchaResponse")
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public class CaptchaResponse extends HttpServlet {
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private static final long serialVersionUID = 1L;
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static LogOut log = new LogOut(CaptchaResponse.class);
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Captcha captcha;
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/**
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* @throws ClassNotFoundException
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* @throws IOException
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* @throws SQLException
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* @see HttpServlet#HttpServlet()
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*/
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public CaptchaResponse() throws ClassNotFoundException, SQLException, IOException
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{
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super();
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Class.forName("com.mysql.jdbc.Driver");
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captcha = new Captcha();
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captcha.ensureTables();
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}
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void doCors(HttpServletResponse response)
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{
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response.setHeader("Access-Control-Allow-Origin", ConstantsWeb.WEB_SERVER_URL);
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response.setHeader("Access-Control-Allow-Methods", "GET, POST, OPTIONS");
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response.setHeader("Access-Control-Allow-Headers", "X-Requested-With");
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}
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protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
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{
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log.debug("doGet");
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doPost(request, response);
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}
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/**
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* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
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*/
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protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
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{
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log.debug("doPost");
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doCors(response);
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response.setContentType("application/json");
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String remoteAddr = request.getRemoteAddr();
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ReCaptchaImpl reCaptcha = new ReCaptchaImpl();
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reCaptcha.setPrivateKey("YOUR_PRIVATE_KEY");
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String challenge = request.getParameter("recaptcha_challenge_field");
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String uresponse = request.getParameter("recaptcha_response_field");
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ReCaptchaResponse reCaptchaResponse = reCaptcha.checkAnswer(remoteAddr, challenge, uresponse);
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if (reCaptchaResponse.isValid())
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{
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try
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{
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String token = captcha.captchaSucceeded();
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response.getWriter().write(("{'succeeded':true,'token':'" + token + "'}").replaceAll("'", "\""));
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}
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catch (Exception e)
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{
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response.getWriter().write("{'succeeded':false,'reason':'System error'}".replaceAll("'", "\""));
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}
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}
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else
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{
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response.getWriter().write("{'succeeded':false,'reason':'User error'}".replaceAll("'", "\""));
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}
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}
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@Override
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protected void doOptions (HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
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{
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log.debug("doOptions");
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doCors(response);
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super.doOptions(request, response);
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}
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}
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