org/sonews/web/SonewsServlet.java
author chris <chris@marvin>
Wed, 01 Jul 2009 10:48:22 +0200
changeset 2 1090e2141798
parent 1 6fceb66e1ad7
permissions -rw-r--r--
sonews/0.5.1 fixes merged
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/*
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 *   SONEWS News Server
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 *   see AUTHORS for the list of contributors
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 *
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 *   This program is free software: you can redistribute it and/or modify
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 *   it under the terms of the GNU General Public License as published by
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 *   the Free Software Foundation, either version 3 of the License, or
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 *   (at your option) any later version.
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 *
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 *   This program is distributed in the hope that it will be useful,
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 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *   GNU General Public License for more details.
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 *
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 *   You should have received a copy of the GNU General Public License
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 *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
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 */
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package org.sonews.web;
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import java.io.IOException;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import org.sonews.daemon.Main;
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import org.sonews.util.StringTemplate;
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/**
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 * Main sonews webpage servlet.
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 * @author Christian Lins
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 * @since sonews/0.5.0
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 */
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public class SonewsServlet extends AbstractSonewsServlet
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{
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  private static final long serialVersionUID = 2392837459834L;
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  @Override
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  public void doGet(HttpServletRequest res, HttpServletResponse resp)
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    throws IOException
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  {
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    synchronized(this)
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    {
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      connectToNewsserver();
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      String line;
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      int    connectedClients = 0;
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      int    hostedGroups     = 0;
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      int    hostedNews       = 0;
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      printlnToNewsserver("XDAEMON LOG CONNECTED_CLIENTS");
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      line = readlnFromNewsserver();
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      if(!line.startsWith("200 "))
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      {
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        throw new IOException("XDAEMON command not allowed by server");
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      }
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      line = readlnFromNewsserver();
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      connectedClients = Integer.parseInt(line);
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      line = readlnFromNewsserver(); // Read the "."
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      printlnToNewsserver("XDAEMON LOG HOSTED_NEWS");
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      line = readlnFromNewsserver();
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      if(!line.startsWith("200 "))
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      {
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        throw new IOException("XDAEMON command not allowed by server");
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      }
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      line = readlnFromNewsserver();
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      hostedNews = Integer.parseInt(line);
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      line = readlnFromNewsserver(); // read the "."
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      printlnToNewsserver("XDAEMON LOG HOSTED_GROUPS");
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      line = readlnFromNewsserver();
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      if(!line.startsWith("200 "))
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      {
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        throw new IOException("XDAEMON command not allowed by server");
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      }
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      line = readlnFromNewsserver();
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      hostedGroups = Integer.parseInt(line);
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      line = readlnFromNewsserver(); // read the "."
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      printlnToNewsserver("XDAEMON LOG POSTED_NEWS_PER_HOUR");
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      line = readlnFromNewsserver();
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      if(!line.startsWith("200 "))
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      {
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        throw new IOException("XDAEMON command not allowed by server");
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      }
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      String postedNewsPerHour = readlnFromNewsserver();
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      readlnFromNewsserver();
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      printlnToNewsserver("XDAEMON LOG GATEWAYED_NEWS_PER_HOUR");
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      line = readlnFromNewsserver();
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      if(!line.startsWith("200 "))
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      {
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        throw new IOException("XDAEMON command not allowed by server");
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      }
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      String gatewayedNewsPerHour = readlnFromNewsserver();
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      line = readlnFromNewsserver();
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      printlnToNewsserver("XDAEMON LOG FEEDED_NEWS_PER_HOUR");
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      line = readlnFromNewsserver();
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      if(!line.startsWith("200 "))
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      {
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        throw new IOException("XDAEMON command not allowed by server");
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      }
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      String feededNewsPerHour = readlnFromNewsserver();
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      line = readlnFromNewsserver();
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      StringTemplate tmpl = getTemplate("SonewsServlet.tmpl");
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      tmpl.set("SERVERNAME", hello.split(" ")[2]);
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      tmpl.set("STARTDATE", Main.STARTDATE);
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      tmpl.set("ACTIVE_CONNECTIONS", connectedClients);
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      tmpl.set("STORED_NEWS", hostedNews);
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      tmpl.set("SERVED_NEWSGROUPS", hostedGroups);
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      tmpl.set("POSTED_NEWS", postedNewsPerHour);
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      tmpl.set("GATEWAYED_NEWS", gatewayedNewsPerHour);
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      tmpl.set("FEEDED_NEWS", feededNewsPerHour);
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      tmpl.set("TITLE", "Overview");
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      resp.getWriter().println(tmpl.toString());
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      resp.getWriter().flush();
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      resp.setStatus(HttpServletResponse.SC_OK);
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      disconnectFromNewsserver();
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    }
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  }
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}