/*
* Copyright (c) JForum Team
* All rights reserved.
*
* Redistribution and use in source and binary forms,
* with or without modification, are permitted provided
* that the following conditions are met:
*
* 1) Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* 2) Redistributions in binary form must reproduce the
* above copyright notice, this list of conditions and
* the following disclaimer in the documentation and/or
* other materials provided with the distribution.
* 3) Neither the name of "Rafael Steil" nor
* the names of its contributors may be used to endorse
* or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
* HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
*
* This file creation date: 03/08/2003 / 05:28:03
* The JForum Project
* http://www.jforum.net
*/
package net.jforum.util.bbcode;
import java.io.File;
import java.io.Serializable;
import java.util.Collection;
import java.util.LinkedHashMap;
import java.util.Map;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import net.jforum.exceptions.ForumException;
import net.jforum.util.preferences.ConfigKeys;
import net.jforum.util.preferences.SystemGlobals;
import org.xml.sax.Attributes;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
import org.xml.sax.helpers.DefaultHandler;
/**
* @author Rafael Steil
* @version $Id: BBCodeHandler.java,v 1.19 2007/07/28 14:17:09 rafaelsteil Exp $
*/
public class BBCodeHandler extends DefaultHandler implements Serializable
{
private Map bbMap = new LinkedHashMap();
private Map alwaysProcessMap = new LinkedHashMap();
private String tagName = "";
private StringBuffer sb;
private BBCode bb;
public BBCodeHandler() { }
public BBCodeHandler parse()
{
try
{
SAXParser parser = SAXParserFactory.newInstance().newSAXParser();
BBCodeHandler bbParser = new BBCodeHandler();
String path = SystemGlobals.getValue(ConfigKeys.CONFIG_DIR) + "/bb_config.xml";
File fileInput = new File(path);
if (fileInput.exists()) {
parser.parse(fileInput, bbParser);
}
else {
InputSource input = new InputSource(path);
parser.parse(input, bbParser);
}
return bbParser;
}
catch (Exception e)
{
throw new ForumException(e);
}
}
public void addBb(BBCode bb)
{
if (bb.alwaysProcess()) {
this.alwaysProcessMap.put(bb.getTagName(), bb);
}
else {
this.bbMap.put(bb.getTagName(), bb);
}
}
public Collection getBbList()
{
return this.bbMap.values();
}
public Collection getAlwaysProcessList()
{
return this.alwaysProcessMap.values();
}
public BBCode findByName(String tagName)
{
return (BBCode)this.bbMap.get(tagName);
}
public void startElement(String uri, String localName, String tag, Attributes attrs)
{
if (tag.equals("match")) {
this.sb = new StringBuffer();
this.bb = new BBCode();
String tagName = attrs.getValue("name");
if (tagName != null) {
this.bb.setTagName(tagName);
}
// Shall we remove the infamous quotes?
String removeQuotes = attrs.getValue("removeQuotes");
if (removeQuotes != null && removeQuotes.equals("true")) {
this.bb.enableRemoveQuotes();
}
String alwaysProcess = attrs.getValue("alwaysProcess");
if (alwaysProcess != null && "true".equals(alwaysProcess)) {
this.bb.enableAlwaysProcess();
}
}
this.tagName = tag;
}
public void endElement(String uri, String localName, String tag)
{
if (tag.equals("match")) {
this.addBb(this.bb);
}
else if (this.tagName.equals("replace")) {
this.bb.setReplace(this.sb.toString().trim());
this.sb.delete(0, this.sb.length());
}
else if (this.tagName.equals("regex")) {
this.bb.setRegex(this.sb.toString().trim());
this.sb.delete(0, this.sb.length());
}
this.tagName = "";
}
public void characters(char ch[], int start, int length)
{
if (this.tagName.equals("replace") || this.tagName.equals("regex"))
this.sb.append(ch, start, length);
}
public void error(SAXParseException exception) throws SAXException
{
throw exception;
}
}