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179 lines
7.7 KiB
179 lines
7.7 KiB
// Messages_p.java
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// -----------------------
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// part of the AnomicHTTPD caching proxy
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// (C) by Michael Peter Christen; mc@yacy.net
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// first published on http://www.anomic.de
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// Frankfurt, Germany, 2004
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// last major change: 28.06.2003
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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 2 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, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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// You must compile this file with
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// javac -classpath .:../Classes Message.java
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// if the shell's current path is HTROOT
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import java.io.File;
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import java.io.IOException;
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import java.io.UnsupportedEncodingException;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.Iterator;
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import java.util.TreeMap;
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import de.anomic.data.messageBoard;
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import de.anomic.http.HttpClient;
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import de.anomic.http.httpRequestHeader;
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import de.anomic.plasma.plasmaSwitchboard;
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import de.anomic.server.serverFileUtils;
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import de.anomic.server.serverObjects;
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import de.anomic.server.serverSwitch;
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import de.anomic.yacy.yacySeed;
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public class Messages_p {
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private static SimpleDateFormat SimpleFormatter = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
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private static final String PEERSKNOWN = "peersKnown_";
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public static String dateString(final Date date) {
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return SimpleFormatter.format(date);
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}
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public static serverObjects respond(final httpRequestHeader header, final serverObjects post, final serverSwitch<?> env) {
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final plasmaSwitchboard sb = (plasmaSwitchboard) env;
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final serverObjects prop = new serverObjects();
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// set peer address / name
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final String peerAddress = sb.webIndex.seedDB.mySeed().getPublicAddress();
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final String peerName = sb.webIndex.seedDB.mySeed().getName();
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prop.put("peerAddress", peerAddress);
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prop.putXML("peerName", peerName);
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// List known hosts for message sending (from Blacklist_p.java)
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if (sb.webIndex.seedDB != null && sb.webIndex.seedDB.sizeConnected() > 0) {
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prop.put("peersKnown", "1");
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int peerCount = 0;
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try {
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final TreeMap<String, String> hostList = new TreeMap<String, String>();
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final Iterator<yacySeed> e = sb.webIndex.seedDB.seedsConnected(true, false, null, (float) 0.0);
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while (e.hasNext()) {
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final yacySeed seed = e.next();
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if (seed != null) hostList.put(seed.get(yacySeed.NAME, "nameless"),seed.hash);
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}
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String peername;
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while ((peername = hostList.firstKey()) != null) {
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final String Hash = hostList.get(peername);
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prop.put(PEERSKNOWN + "peers_" + peerCount + "_hash", Hash);
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prop.putXML(PEERSKNOWN + "peers_" + peerCount + "_name", peername);
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hostList.remove(peername);
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peerCount++;
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}
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} catch (final Exception e) {/* */}
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prop.put(PEERSKNOWN + "peers", peerCount);
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} else {
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prop.put("peersKnown", "0");
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}
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prop.put("mode", "0");
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prop.put("mode_error", "0");
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String action = ((post == null) ? "list" : post.get("action", "list"));
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messageBoard.entry message;
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// first reset notification
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final File notifierSource = new File(sb.getRootPath(), sb.getConfig("htRootPath", "htroot") + "/env/grafics/empty.gif");
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final File notifierDest = new File(sb.getConfigPath("htDocsPath", "DATA/HTDOCS"), "notifier.gif");
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try {
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serverFileUtils.copy(notifierSource, notifierDest);
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} catch (final IOException e) {
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}
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if (action.equals("delete")) {
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final String key = (post == null ? "" : post.get("object", ""));
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sb.messageDB.remove(key);
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action = "list";
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}
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if (action.equals("list")) {
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prop.put("mode", "0"); //list
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try {
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final Iterator<String> i = sb.messageDB.keys(null, true);
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String key;
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boolean dark = true;
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int count=0;
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while (i.hasNext()) {
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key = i.next();
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message = sb.messageDB.read(key);
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prop.put("mode_messages_"+count+"_dark", ((dark) ? "1" : "0") );
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prop.put("mode_messages_"+count+"_date", dateString(message.date()));
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prop.putXML("mode_messages_"+count+"_from", message.author());
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prop.putXML("mode_messages_"+count+"_to", message.recipient());
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prop.putXML("mode_messages_"+count+"_subject", message.subject());
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prop.putXML("mode_messages_"+count+"_category", message.category());
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prop.putXML("mode_messages_"+count+"_key", key);
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prop.put("mode_messages_"+count+"_hash", message.authorHash());
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if ((header.get(httpRequestHeader.CONNECTION_PROP_PATH)).endsWith(".rss")) {
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// set the peer address
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prop.put("mode_messages_"+count+"_peerAddress", peerAddress);
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// set the rfc822 date
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prop.put("mode_messages_"+count+"_rfc822Date",HttpClient.dateString(message.date()));
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// also write out the message body (needed for the RSS feed)
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try {
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prop.putXML("mode_messages_"+count+"_body",new String(message.message(), "UTF-8"));
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} catch (final UnsupportedEncodingException e) {
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// can not happen, because UTF-8 must be supported by every JVM
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}
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}
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dark = !dark;
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count++;
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}
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prop.put("mode_messages", count);
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} catch (final IOException e) {
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prop.put("mode_error", "1");//I/O error reading message table
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prop.putHTML("mode_error_message", e.getMessage());
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}
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}
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if (action.equals("view")) {
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prop.put("mode", "1"); //view
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final String key = (post == null ? "" : post.get("object", ""));
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message = sb.messageDB.read(key);
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if (message == null) throw new NullPointerException("Message with ID " + key + " does not exist");
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prop.putXML("mode_from", message.author());
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prop.putXML("mode_to", message.recipient());
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prop.put("mode_date", dateString(message.date()));
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prop.putXML("mode_subject", message.subject());
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String theMessage = null;
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try {
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theMessage = new String(message.message(), "UTF-8");
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} catch (final UnsupportedEncodingException e) {
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// can not happen, because UTF-8 must be supported by every JVM
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}
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prop.putWiki("mode_message", theMessage);
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prop.put("mode_hash", message.authorHash());
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prop.putXML("mode_key", key);
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}
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// return rewrite properties
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return prop;
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}
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}
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