hoeruputils/web/BanListener.java

package dk.thoerup.bukkit.hoeruputils.web;

import java.io.IOException;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.text.SimpleDateFormat;
import java.util.Date;

import org.bukkit.OfflinePlayer;
import org.bukkit.Server;
import org.bukkit.plugin.Plugin;

import com.sun.net.httpserver.HttpExchange;
import com.sun.net.httpserver.HttpHandler;


public class BanListener implements HttpHandler {

        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

        Server server;

        long cachedTime = 0;
        String cachedText = "";

        public BanListener(Plugin plugin, Server server) {

                this.server = server;
        }

        String formatTime(String input) {
                return formatTime( Long.parseLong(input) );
        }
        String formatTime(long input) {
                Date d = new Date( input );
                return format.format(d );
        }
        
        
        @Override
        public void handle(HttpExchange http) throws IOException {              

                String text;

                synchronized(this) { //is this necessary ?
                        long now = System.currentTimeMillis();
                        if ( (now-cachedTime) > 5000) {
                                text = buildText();
                                cachedText = text;
                                cachedTime = now;
                        } else {
                                text = cachedText;
                        }
                }

                byte bytes[] = text.getBytes();
                http.getResponseHeaders().add("Content-Type", "text/plain");
                http.sendResponseHeaders(HttpURLConnection.HTTP_OK, bytes.length );
                final OutputStream os = http.getResponseBody();
                os.write(bytes);
                os.close();
                http.close();
                
        }
        
        private String buildText() {
                StringBuilder sb = new StringBuilder();

                sb.append("<h2>Banned Players</h2>");
                sb.append("<ul>\n");
                for(OfflinePlayer player : server.getBannedPlayers() ) {
                        sb.append("<li>").append( player.getName() ).append("</li>\n");
                }
                sb.append("</ul>\n");


                sb.append("<h2>Banned IPs</h2>");
                sb.append("<ul>\n");
                for(String ip : server.getIPBans() ) {
                        sb.append("<li>").append( ip ).append("</li>\n");
                }
                sb.append("</ul>\n");
                

                return sb.toString();
                
        }


}
1	torben	1803	package dk.thoerup.bukkit.hoeruputils.web;
2
3	torben	1935	import java.io.IOException;
4	torben	1938	import java.io.OutputStream;
5			import java.net.HttpURLConnection;
6	torben	1803	import java.text.SimpleDateFormat;
7			import java.util.Date;
8	torben	1935
9			import org.bukkit.OfflinePlayer;
10	torben	1803	import org.bukkit.Server;
11			import org.bukkit.plugin.Plugin;
12
13	torben	1935	import com.sun.net.httpserver.HttpExchange;
14			import com.sun.net.httpserver.HttpHandler;
15	torben	1803
16
17
18	torben	1935	public class BanListener implements HttpHandler {
19	torben	1803
20			SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
21
22			Server server;
23
24			long cachedTime = 0;
25			String cachedText = "";
26
27			public BanListener(Plugin plugin, Server server) {
28
29			this.server = server;
30			}
31
32			String formatTime(String input) {
33			return formatTime( Long.parseLong(input) );
34			}
35			String formatTime(long input) {
36			Date d = new Date( input );
37			return format.format(d );
38			}
39
40	torben	1935
41
42	torben	1803	@Override
43	torben	1935	public void handle(HttpExchange http) throws IOException {
44	torben	1803
45			String text;
46
47			synchronized(this) { //is this necessary ?
48			long now = System.currentTimeMillis();
49			if ( (now-cachedTime) > 5000) {
50			text = buildText();
51			cachedText = text;
52			cachedTime = now;
53			} else {
54			text = cachedText;
55			}
56			}
57
58	torben	1938	byte bytes[] = text.getBytes();
59	torben	1941	http.getResponseHeaders().add("Content-Type", "text/plain");
60	torben	1938	http.sendResponseHeaders(HttpURLConnection.HTTP_OK, bytes.length );
61			final OutputStream os = http.getResponseBody();
62			os.write(bytes);
63			os.close();
64	torben	1940	http.close();
65	torben	1938
66	torben	1803	}
67
68			private String buildText() {
69			StringBuilder sb = new StringBuilder();
70
71			sb.append("<h2>Banned Players</h2>");
72			sb.append("<ul>\n");
73			for(OfflinePlayer player : server.getBannedPlayers() ) {
74			sb.append("<li>").append( player.getName() ).append("</li>\n");
75			}
76			sb.append("</ul>\n");
77
78
79			sb.append("<h2>Banned IPs</h2>");
80			sb.append("<ul>\n");
81			for(String ip : server.getIPBans() ) {
82			sb.append("<li>").append( ip ).append("</li>\n");
83			}
84			sb.append("</ul>\n");
85
86
87			return sb.toString();
88
89			}
90
91	torben	1935
92
93	torben	1803	}