// 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.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.GregorianCalendar; import java.util.HashMap; import java.util.Iterator; import java.util.Map; import java.util.TimeZone; 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; public class blogBoardComments { public static final int keyLength = 64; private static final String dateFormat = "yyyyMMddHHmmss"; private static final int recordSize = 512; private static TimeZone GMTTimeZone = TimeZone.getTimeZone("PST"); private static SimpleDateFormat SimpleFormatter = new SimpleDateFormat(dateFormat); private kelondroMapObjects datbase = null; public blogBoardComments(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, false, false, false), 500); } } public int size() { return datbase.size(); } public void close() { datbase.close(); } private static String dateString(Date date) { return SimpleFormatter.format(date); } 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 CommentEntry newEntry(String key, byte[] subject, byte[] author, String ip, Date date, byte[] page) { return new CommentEntry(normalize(key), subject, author, ip, date, page); } public class CommentEntry { String key; Map record; public CommentEntry(String nkey, byte[] subject, byte[] author, String ip, Date date, byte[] page) { record = new HashMap(); key = nkey; if (key.length() > keyLength) key = key.substring(0, keyLength); if(date == null) date = new GregorianCalendar(GMTTimeZone).getTime(); record.put("date", dateString(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)); wikiBoard.setAuthor(ip, new String(author)); //System.out.println("DEBUG: setting author " + author + " for ip = " + ip + ", authors = " + authors.toString()); } private CommentEntry(String key, Map record) { this.key = key; this.record = record; if (this.record.get("comments")==null) this.record.put("comments", listManager.arraylist2string(new ArrayList())); } 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 SimpleFormatter.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 dateString(new Date()); } 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 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 boolean isAllowed() { Boolean moderated = (Boolean) record.get("moderated"); if (moderated == null) return false; return moderated.booleanValue(); } public void allow() { record.put("moderated", new Boolean(true)); } } public String write(CommentEntry page) { // writes a new page and returns key try { datbase.set(page.key, page.record); return page.key; } catch (IOException e) { return null; } } public CommentEntry read(String key) { //System.out.println("DEBUG: read from blogBoardComments"); return read(key, datbase); } private CommentEntry 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", new GregorianCalendar(GMTTimeZone).getTime(), "".getBytes()); return new CommentEntry(key, record); } /* private CommentEntry read(String key, kelondroMapObjects base) { key = normalize(key); if (key.length() > keyLength) key = key.substring(0, keyLength); CommentEntry record = null; try { record = (CommentEntry) base.get(key); } catch (IOException e) { e.printStackTrace(); } if (record == null) return newEntry(key, "".getBytes(), "anonymous".getBytes(), "127.0.0.1", new GregorianCalendar(GMTTimeZone).getTime(), "".getBytes()); return new CommentEntry(key, record.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