You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
350 lines
12 KiB
350 lines
12 KiB
// wikiBoard.java
|
|
// -------------------------------------
|
|
// (C) by Michael Peter Christen; mc@anomic.de
|
|
// first published on http://www.anomic.de
|
|
// Frankfurt, Germany, 2004
|
|
// last major change: 20.07.2004
|
|
//
|
|
// This program is free software; you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation; either version 2 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with this program; if not, write to the Free Software
|
|
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
//
|
|
// Using this software in any meaning (reading, learning, copying, compiling,
|
|
// running) means that you agree that the Author(s) is (are) not responsible
|
|
// for cost, loss of data or any harm that may be caused directly or indirectly
|
|
// by usage of this softare or this documentation. The usage of this software
|
|
// is on your own risk. The installation and usage (starting/running) of this
|
|
// software may allow other people or application to access your computer and
|
|
// any attached devices and is highly dependent on the configuration of the
|
|
// software which must be done by the user of the software; the author(s) is
|
|
// (are) also not responsible for proper configuration and usage of the
|
|
// software, even if provoked by documentation provided together with
|
|
// the software.
|
|
//
|
|
// Any changes to this file according to the GPL as documented in the file
|
|
// gpl.txt aside this file in the shipment you received can be done to the
|
|
// lines that follows this copyright notice here, but changes must not be
|
|
// done inside the copyright notive above. A re-distribution must contain
|
|
// the intact and unchanged copyright notice.
|
|
// Contributions and changes to the program code must be marked as such.
|
|
|
|
// This file is contributed by Jan Sandbrink
|
|
// based on the Code of wikiBoard.java
|
|
|
|
package de.anomic.data;
|
|
|
|
import java.io.ByteArrayInputStream;
|
|
import java.io.File;
|
|
import java.io.IOException;
|
|
import java.io.UnsupportedEncodingException;
|
|
import java.text.ParseException;
|
|
import java.util.ArrayList;
|
|
import java.util.Date;
|
|
import java.util.HashMap;
|
|
import java.util.Iterator;
|
|
import java.util.Map;
|
|
|
|
import javax.xml.parsers.DocumentBuilder;
|
|
import javax.xml.parsers.DocumentBuilderFactory;
|
|
import javax.xml.parsers.ParserConfigurationException;
|
|
|
|
import org.w3c.dom.Document;
|
|
import org.w3c.dom.Node;
|
|
import org.w3c.dom.NodeList;
|
|
import org.xml.sax.SAXException;
|
|
|
|
import de.anomic.kelondro.kelondroBase64Order;
|
|
import de.anomic.kelondro.kelondroDyn;
|
|
import de.anomic.kelondro.kelondroMapObjects;
|
|
import de.anomic.kelondro.kelondroNaturalOrder;
|
|
import de.anomic.server.serverDate;
|
|
|
|
public class blogBoard {
|
|
|
|
public static final int keyLength = 64;
|
|
private static final int recordSize = 512;
|
|
|
|
private kelondroMapObjects datbase = null;
|
|
|
|
public blogBoard(File actpath, long preloadTime) {
|
|
new File(actpath.getParent()).mkdir();
|
|
if (datbase == null) {
|
|
datbase = new kelondroMapObjects(new kelondroDyn(actpath, true, true, preloadTime, keyLength, recordSize, '_', kelondroNaturalOrder.naturalOrder, true, false, false), 500);
|
|
}
|
|
}
|
|
|
|
public int size() {
|
|
return datbase.size();
|
|
}
|
|
|
|
public void close() {
|
|
datbase.close();
|
|
}
|
|
|
|
private static String normalize(String key) {
|
|
if (key == null) return "null";
|
|
return key.trim().toLowerCase();
|
|
}
|
|
|
|
public static String webalize(String key) {
|
|
if (key == null) return "null";
|
|
key = key.trim().toLowerCase();
|
|
int p;
|
|
while ((p = key.indexOf(" ")) >= 0)
|
|
key = key.substring(0, p) + "%20" + key.substring(p +1);
|
|
return key;
|
|
}
|
|
|
|
public String guessAuthor(String ip) {
|
|
return wikiBoard.guessAuthor(ip);
|
|
}
|
|
|
|
public entry newEntry(String key, byte[] subject, byte[] author, String ip, Date date, byte[] page, ArrayList comments, String commentMode) {
|
|
return new entry(normalize(key), subject, author, ip, date, page, comments, commentMode);
|
|
}
|
|
|
|
public class entry {
|
|
|
|
String key;
|
|
Map record;
|
|
|
|
public entry(String nkey, byte[] subject, byte[] author, String ip, Date date, byte[] page, ArrayList comments, String commentMode) {
|
|
record = new HashMap();
|
|
key = nkey;
|
|
if (key.length() > keyLength) key = key.substring(0, keyLength);
|
|
if(date == null) date = serverDate.nowDate();
|
|
record.put("date", serverDate.shortSecondTime(date));
|
|
if (subject == null) record.put("subject","");
|
|
else record.put("subject", kelondroBase64Order.enhancedCoder.encode(subject));
|
|
if (author == null) record.put("author","");
|
|
else record.put("author", kelondroBase64Order.enhancedCoder.encode(author));
|
|
if ((ip == null) || (ip.length() == 0)) ip = "";
|
|
record.put("ip", ip);
|
|
if (page == null) record.put("page", "");
|
|
else record.put("page", kelondroBase64Order.enhancedCoder.encode(page));
|
|
if (comments == null) record.put("comments", listManager.collection2string(new ArrayList()));
|
|
else record.put("comments", listManager.collection2string(comments));
|
|
if (commentMode == null) record.put("commentMode", "1");
|
|
else record.put("commentMode", commentMode);
|
|
|
|
wikiBoard.setAuthor(ip, new String(author));
|
|
//System.out.println("DEBUG: setting author " + author + " for ip = " + ip + ", authors = " + authors.toString());
|
|
}
|
|
|
|
private entry(String key, Map record) {
|
|
this.key = key;
|
|
this.record = record;
|
|
if (this.record.get("comments")==null) this.record.put("comments", listManager.collection2string(new ArrayList()));
|
|
if (this.record.get("commentMode")==null || this.record.get("commentMode").equals("")) this.record.put("commentMode", "1");
|
|
}
|
|
|
|
public String key() {
|
|
return key;
|
|
}
|
|
|
|
public byte[] subject() {
|
|
String m = (String) record.get("subject");
|
|
if (m == null) return new byte[0];
|
|
byte[] b = kelondroBase64Order.enhancedCoder.decode(m);
|
|
if (b == null) return "".getBytes();
|
|
return b;
|
|
}
|
|
|
|
public Date date() {
|
|
try {
|
|
String c = (String) record.get("date");
|
|
if (c == null) {
|
|
System.out.println("DEBUG - ERROR: date field missing in blogBoard");
|
|
return new Date();
|
|
}
|
|
return serverDate.shortSecondFormatter.parse(c);
|
|
} catch (ParseException e) {
|
|
return new Date();
|
|
}
|
|
}
|
|
|
|
public String timestamp() {
|
|
String c = (String) record.get("date");
|
|
if (c == null) {
|
|
System.out.println("DEBUG - ERROR: date field missing in blogBoard");
|
|
return serverDate.shortSecondTime();
|
|
}
|
|
return c;
|
|
}
|
|
|
|
public byte[] author() {
|
|
String m = (String) record.get("author");
|
|
if (m == null) return new byte[0];
|
|
byte[] b = kelondroBase64Order.enhancedCoder.decode(m);
|
|
if (b == null) return "".getBytes();
|
|
return b;
|
|
}
|
|
|
|
public byte[] commentsSize() {
|
|
ArrayList m = listManager.string2arraylist((String) record.get("comments"));
|
|
if (m == null) return new byte[0];
|
|
byte[] b = Integer.toString(m.size()).getBytes();
|
|
if (b == null) return "".getBytes();
|
|
return b;
|
|
}
|
|
|
|
public ArrayList comments() {
|
|
ArrayList m = listManager.string2arraylist((String) record.get("comments"));
|
|
if (m == null) return new ArrayList();
|
|
return m;
|
|
}
|
|
|
|
public String ip() {
|
|
String a = (String) record.get("ip");
|
|
if (a == null) return "127.0.0.1";
|
|
return a;
|
|
}
|
|
|
|
public byte[] page() {
|
|
String m = (String) record.get("page");
|
|
if (m == null) return new byte[0];
|
|
byte[] b = kelondroBase64Order.enhancedCoder.decode(m);
|
|
if (b == null) return "".getBytes();
|
|
return b;
|
|
}
|
|
|
|
public void addComment(String commentID) {
|
|
ArrayList comments = listManager.string2arraylist((String) record.get("comments"));
|
|
comments.add(commentID);
|
|
record.put("comments", listManager.collection2string(comments));
|
|
}
|
|
|
|
public boolean removeComment(String commentID) {
|
|
ArrayList comments = listManager.string2arraylist((String) record.get("comments"));
|
|
boolean success = comments.remove(commentID);
|
|
record.put("comments", listManager.collection2string(comments));
|
|
return success;
|
|
}
|
|
|
|
public int getCommentMode(){
|
|
return Integer.parseInt((String) record.get("commentMode"));
|
|
}
|
|
}
|
|
|
|
public String write(entry page) {
|
|
// writes a new page and returns key
|
|
try {
|
|
datbase.set(page.key, page.record);
|
|
return page.key;
|
|
} catch (IOException e) {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public entry read(String key) {
|
|
return read(key, datbase);
|
|
}
|
|
|
|
private entry read(String key, kelondroMapObjects base) {
|
|
key = normalize(key);
|
|
if (key.length() > keyLength) key = key.substring(0, keyLength);
|
|
Map record = base.getMap(key);
|
|
if (record == null) return newEntry(key, "".getBytes(), "anonymous".getBytes(), "127.0.0.1", serverDate.nowDate(), "".getBytes(), null, null);
|
|
return new entry(key, record);
|
|
}
|
|
|
|
public boolean importXML(String input) {
|
|
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
|
|
try {
|
|
DocumentBuilder builder = factory.newDocumentBuilder();
|
|
Document doc = builder.parse(new ByteArrayInputStream(input.getBytes()));
|
|
return parseXMLimport(doc);
|
|
} catch (ParserConfigurationException e) {
|
|
} catch (SAXException e) {
|
|
} catch (IOException e) {}
|
|
|
|
return false;
|
|
}
|
|
|
|
private boolean parseXMLimport(Document doc) {
|
|
if(!doc.getDocumentElement().getTagName().equals("blog"))
|
|
return false;
|
|
|
|
NodeList items = doc.getDocumentElement().getElementsByTagName("item");
|
|
if(items.getLength() == 0)
|
|
return false;
|
|
|
|
for(int i=0;i<items.getLength();++i) {
|
|
String key = null, ip = null, StrSubject = null, StrAuthor = null, StrPage = null, StrDate = null;
|
|
Date date = null;
|
|
|
|
if(!items.item(i).getNodeName().equals("item"))
|
|
continue;
|
|
|
|
NodeList currentNodeChildren = items.item(i).getChildNodes();
|
|
|
|
for(int j=0;j<currentNodeChildren.getLength();++j) {
|
|
Node currentNode = currentNodeChildren.item(j);
|
|
if(currentNode.getNodeName().equals("id"))
|
|
key = currentNode.getFirstChild().getNodeValue();
|
|
else if(currentNode.getNodeName().equals("ip"))
|
|
ip = currentNode.getFirstChild().getNodeValue();
|
|
else if(currentNode.getNodeName().equals("timestamp"))
|
|
StrDate = currentNode.getFirstChild().getNodeValue();
|
|
else if(currentNode.getNodeName().equals("subject"))
|
|
StrSubject = currentNode.getFirstChild().getNodeValue();
|
|
else if(currentNode.getNodeName().equals("author"))
|
|
StrAuthor = currentNode.getFirstChild().getNodeValue();
|
|
else if(currentNode.getNodeName().equals("content"))
|
|
StrPage = currentNode.getFirstChild().getNodeValue();
|
|
}
|
|
|
|
try {
|
|
date = serverDate.shortSecondFormatter.parse(StrDate);
|
|
} catch (ParseException e1) {
|
|
date = new Date();
|
|
}
|
|
|
|
if(key == null || ip == null || StrSubject == null || StrAuthor == null || StrPage == null || date == null)
|
|
return false;
|
|
|
|
byte[] subject,author,page;
|
|
try {
|
|
subject = StrSubject.getBytes("UTF-8");
|
|
} catch (UnsupportedEncodingException e1) {
|
|
subject = StrSubject.getBytes();
|
|
}
|
|
try {
|
|
author = StrAuthor.getBytes("UTF-8");
|
|
} catch (UnsupportedEncodingException e1) {
|
|
author = StrAuthor.getBytes();
|
|
}
|
|
try {
|
|
page = StrPage.getBytes("UTF-8");
|
|
} catch (UnsupportedEncodingException e1) {
|
|
page = StrPage.getBytes();
|
|
}
|
|
|
|
write (newEntry(key, subject, author, ip, date, page, null, null));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
public void delete(String key) {
|
|
key = normalize(key);
|
|
try {
|
|
datbase.remove(key);
|
|
} catch (IOException e) { }
|
|
}
|
|
|
|
public Iterator keys(boolean up) throws IOException {
|
|
return datbase.keys(up, false);
|
|
}
|
|
|
|
}
|