/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH (http://www.alkacon.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* For further information about Alkacon Software GmbH, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.opencms.jsp.decorator;
import org.opencms.file.CmsFile;
import org.opencms.file.CmsObject;
import org.opencms.file.CmsResource;
import org.opencms.i18n.CmsLocaleManager;
import org.opencms.main.CmsException;
import org.opencms.main.CmsLog;
import org.opencms.util.CmsStringUtil;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import org.apache.commons.logging.Log;
/**
* The CmsDecorationMap is the object representation of a single decoartion file.<p>
*
* The semicolon seperated elements of the decoartion file are stored in a map. <p>
* The map uses the decoration as keys and CmsDecorationObjects as values.<p>
* Multiple CmsDecorationMaps form a CmsDecorationBundle.
*
* @since 6.1.3
*/
public class CmsDecorationMap implements Comparable {
/** The seperator for the CSV file. */
public static final String CSV_SEPERATOR = "|";
/** The log object for this class. */
private static final Log LOG = CmsLog.getLog(CmsDecorationMap.class);
/** The map to store all elements in. */
private Map m_decorationMap;
/** The decorator defintion to be used for this decoration map. */
private CmsDecorationDefintion m_decoratorDefinition;
/** The locale of this decoration map. */
private Locale m_locale;
/** The name of the decoration map. */
private String m_name;
/**
* Constructor, creates a new, empty CmsDecorationMap.<p>
*
* @param decDef the CmsDecorationDefintion to be used in this decoration map
* @param name The name of the decoration map
* @param locale the locale for this decoration map
*/
public CmsDecorationMap(CmsDecorationDefintion decDef, String name, Locale locale) {
m_decoratorDefinition = decDef;
m_name = name;
m_locale = locale;
m_decorationMap = new HashMap();
}
/**
* Constructor, creates a new CmsDecorationMap.<p>
*
* @param cms the CmsObject
* @param res the resource to extrace the decorations from
* @param decDef the CmsDecorationDefintion to be used in this decoration map
* @throws CmsException if something goes wrong
*/
public CmsDecorationMap(CmsObject cms, CmsResource res, CmsDecorationDefintion decDef)
throws CmsException {
m_decoratorDefinition = decDef;
m_name = res.getName();
m_locale = extractLocale();
m_decorationMap = fillMap(cms, res);
}
/**
* @see java.lang.Comparable#compareTo(java.lang.Object)
*/
public int compareTo(Object o) {
int compValue = 0;
if (o instanceof CmsDecorationMap) {
compValue = m_name.compareTo(((CmsDecorationMap)o).getName());
}
return compValue;
}
/**
* @see java.lang.Object#equals(java.lang.Object)
*/
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (obj instanceof CmsDecorationMap) {
return ((CmsDecorationMap)obj).m_name.equals(m_name);
}
return false;
}
/**
* Returns the decorationMap.<p>
*
* @return the decorationMap
*/
public Map getDecorationMap() {
return m_decorationMap;
}
/**
* Returns the locale.<p>
*
* @return the locale
*/
public Locale getLocale() {
return m_locale;
}
/**
* Returns the name.<p>
*
* @return the name
*/
public String getName() {
return m_name;
}
/**
* @see java.lang.Object#hashCode()
*/
public int hashCode() {
return m_name.hashCode();
}
/**
* Sets the decorationMap.<p>
*
* @param decorationMap the decorationMap to set
*/
public void setDecorationMap(Map decorationMap) {
m_decorationMap = decorationMap;
}
/**
* @see java.lang.Object#toString()
*/
public String toString() {
StringBuffer buf = new StringBuffer();
buf.append(this.getClass().getName());
buf.append(" [name = '");
buf.append(m_name);
buf.append("' locale=");
buf.append(m_locale);
buf.append("' mapsize=");
buf.append(m_decorationMap.size());
buf.append("]");
return buf.toString();
}
/**
* Extracts the locale from the decoration filename.<p>
*
*@return locale extraced form filename or null
*/
private Locale extractLocale() {
Locale loc = null;
int underscore = m_name.lastIndexOf("_");
if (underscore > -1) {
String localeName = m_name.substring(underscore + 1);
if (localeName.lastIndexOf(".") > -1) {
localeName = localeName.substring(0, localeName.lastIndexOf("."));
}
loc = CmsLocaleManager.getLocale(localeName);
}
return loc;
}
/**
* Fills the decoration map with values from the decoation file.<p>
*
* @param cms the CmsObject
* @param res the decoration file
* @return decoration map, using decoration as key and decoration description as value
* @throws CmsException if something goes wrong
*/
private Map fillMap(CmsObject cms, CmsResource res) throws CmsException {
if (LOG.isDebugEnabled()) {
LOG.debug(Messages.get().getBundle().key(
Messages.LOG_DECORATION_MAP_FILL_MAP_2,
m_name,
m_decoratorDefinition));
}
Map decMap = new HashMap();
// upgrade the resource to get the file content
CmsFile file = cms.readFile(res);
// get all the entries
String unparsedContent = new String(file.getContents());
String delimiter = "\r\n";
if (unparsedContent.indexOf(delimiter) == -1) {
// there was no \r\n delimiter in the csv file, so check if the lines are seperated by
// \n only
if (unparsedContent.indexOf("\n") > -1) {
delimiter = "\n";
}
}
if (LOG.isDebugEnabled()) {
LOG.debug(Messages.get().getBundle().key(
Messages.LOG_DECORATION_MAP_FILL_MAP_DELIMITER_2,
res.getName(),
CmsStringUtil.escapeJavaScript(delimiter)));
}
List entries = CmsStringUtil.splitAsList(unparsedContent, delimiter);
if (LOG.isDebugEnabled()) {
LOG.debug(Messages.get().getBundle().key(
Messages.LOG_DECORATION_MAP_FILL_MAP_SPLIT_LIST_2,
res.getName(),
entries));
}
Iterator i = entries.iterator();
while (i.hasNext()) {
try {
String entry = (String)i.next();
// extract key and value
if (CmsStringUtil.isNotEmpty(entry)) {
int speratator = entry.indexOf(CSV_SEPERATOR);
if (speratator > -1) {
String key = entry.substring(0, speratator).trim();
String value = entry.substring(speratator + 1).trim();
if (CmsStringUtil.isNotEmpty(key) && CmsStringUtil.isNotEmpty(value)) {
CmsDecorationObject decObj = new CmsDecorationObject(
key,
value,
m_decoratorDefinition,
m_locale);
decMap.put(key, decObj);
if (LOG.isDebugEnabled()) {
LOG.debug(Messages.get().getBundle().key(
Messages.LOG_DECORATION_MAP_ADD_DECORATION_OBJECT_2,
decObj,
key));
}
}
}
}
} catch (Exception e) {
if (LOG.isErrorEnabled()) {
LOG.error(Messages.get().getBundle().key(Messages.LOG_DECORATION_MAP_FILL_2, m_name, e));
}
}
}
return decMap;
}
}