src/org/cacert/gigi/Gigi.java

   1 package org.cacert.gigi;
   2
   3 import java.io.BufferedReader;
   4 import java.io.File;
   5 import java.io.FileInputStream;
   6 import java.io.IOException;
   7 import java.io.InputStreamReader;
   8 import java.util.Calendar;
   9 import java.util.HashMap;
  10 import java.util.Properties;
  11
  12 import javax.servlet.ServletException;
  13 import javax.servlet.http.HttpServlet;
  14 import javax.servlet.http.HttpServletRequest;
  15 import javax.servlet.http.HttpServletResponse;
  16 import javax.servlet.http.HttpSession;
  17
  18 import org.cacert.gigi.database.DatabaseConnection;
  19 import org.cacert.gigi.email.EmailProvider;
  20 import org.cacert.gigi.pages.LoginPage;
  21 import org.cacert.gigi.pages.MainPage;
  22 import org.cacert.gigi.pages.Page;
  23 import org.cacert.gigi.pages.TestSecure;
  24 import org.cacert.gigi.pages.account.MailCertificates;
  25 import org.cacert.gigi.pages.account.MyDetails;
  26 import org.cacert.gigi.pages.main.RegisterPage;
  27 import org.eclipse.jetty.util.log.Log;
  28
  29 public class Gigi extends HttpServlet {
  30         public static final String LOGGEDIN = "loggedin";
  31         public static final String USER = "user";
  32         private static final long serialVersionUID = -6386785421902852904L;
  33         private String[] baseTemplate;
  34         private HashMap<String, Page> pages = new HashMap<String, Page>();
  35
  36         public Gigi(Properties conf) {
  37                 EmailProvider.init(conf);
  38                 DatabaseConnection.init(conf);
  39         }
  40         @Override
  41         public void init() throws ServletException {
  42                 pages.put("/login", new LoginPage("CACert - Login"));
  43                 pages.put("/", new MainPage("CACert - Home"));
  44                 pages.put("/secure", new TestSecure());
  45                 pages.put(MailCertificates.PATH, new MailCertificates());
  46                 pages.put(MyDetails.PATH, new MyDetails());
  47                 pages.put(RegisterPage.PATH, new RegisterPage());
  48                 String templ = "";
  49                 try (BufferedReader reader = new BufferedReader(new InputStreamReader(
  50                                 new FileInputStream(new File("templates/base.html"))))) {
  51                         String tmp;
  52                         while ((tmp = reader.readLine()) != null) {
  53                                 templ += tmp;
  54                         }
  55                         baseTemplate = templ.split("\\$content\\$");
  56                 } catch (Exception e) {
  57                         Log.getLogger(Gigi.class).warn("Error loading template!", e);
  58                 }
  59                 super.init();
  60
  61         }
  62         @Override
  63         protected void service(HttpServletRequest req, HttpServletResponse resp)
  64                         throws ServletException, IOException {
  65                 HttpSession hs = req.getSession();
  66                 if (req.getPathInfo() != null && req.getPathInfo().equals("/logout")) {
  67                         if (hs != null) {
  68                                 hs.setAttribute(LOGGEDIN, null);
  69                                 hs.invalidate();
  70                         }
  71                         resp.sendRedirect("/");
  72                         return;
  73                 }
  74
  75                 if (pages.containsKey(req.getPathInfo())) {
  76                         Page p = pages.get(req.getPathInfo());
  77                         if (p.needsLogin() && hs.getAttribute("loggedin") == null) {
  78                                 String request = req.getPathInfo();
  79                                 request = request.split("\\?")[0];
  80                                 hs.setAttribute(LoginPage.LOGIN_RETURNPATH, request);
  81                                 resp.sendRedirect("/login");
  82                                 return;
  83                         }
  84                         if (p.beforeTemplate(req, resp)) {
  85                                 return;
  86                         }
  87
  88                         String b0 = baseTemplate[0];
  89                         b0 = makeDynTempl(b0, p);
  90                         resp.setContentType("text/html; charset=utf-8");
  91                         resp.getWriter().print(b0);
  92                         if (req.getMethod().equals("POST")) {
  93                                 p.doPost(req, resp);
  94                         } else {
  95                                 p.doGet(req, resp);
  96                         }
  97                         String b1 = baseTemplate[1];
  98                         b1 = makeDynTempl(b1, p);
  99                         resp.getWriter().print(b1);
 100                 } else {
 101                         resp.sendError(404, "Page not found.");
 102                 }
 103
 104         }
 105         private String makeDynTempl(String in, Page p) {
 106                 int year = Calendar.getInstance().get(Calendar.YEAR);
 107                 in = in.replaceAll("\\$title\\$", p.getTitle());
 108                 in = in.replaceAll("\\$year\\$", year + "");
 109                 return in;
 110         }
 111
 112 }