/*
* SHERPARoMEOPublisher.java
*
* Version: $Revision: 3705 $
*
* Date: $Date: 2009-04-11 13:02:24 -0400 (Sat, 11 Apr 2009) $
*
* Copyright (c) 2002-2009, The DSpace Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - 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.
*
* - Neither the name of the DSpace Foundation 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
* HOLDERS 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.
*/
package org.dspace.content.authority;
import java.io.IOException;
import java.io.FileNotFoundException;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.FileReader;
import java.io.BufferedReader;
import java.util.Enumeration;
import java.util.List;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import javax.xml.parsers.SAXParserFactory;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.ParserConfigurationException;
import org.xml.sax.XMLReader;
import org.xml.sax.InputSource;
import org.xml.sax.helpers.DefaultHandler;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.SAXNotRecognizedException;
import org.xml.sax.SAXParseException;
import org.apache.log4j.Logger;
import org.dspace.core.ConfigurationManager;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.util.EncodingUtil;
import org.apache.commons.httpclient.NameValuePair;
import org.apache.commons.httpclient.HttpException;
/**
* Sample Publisher name authority based on SHERPA/RoMEO
*
*
* WARNING: This is a very crude and incomplete implementation, done mainly
* as a proof-of-concept. Any site that actually wants to use it will
* probably have to refine it (and give patches back to dspace.org).
*
* @see SHERPARoMEOProtocol
* @author Larry Stone
* @version $Revision $
*/
public class SHERPARoMEOPublisher extends SHERPARoMEOProtocol
{
private static final String RESULT = "publisher";
private static final String LABEL = "name";
// note: the publisher records have nothing we can use as authority code.
private static final String AUTHORITY = null;
public SHERPARoMEOPublisher()
{
super();
}
public Choices getMatches(String text, int collection, int start, int limit, String locale)
{
// punt if there is no query text
if (text == null || text.trim().length() == 0)
return new Choices(true);
// query args to add to SHERPA/RoMEO request URL
NameValuePair args[] = new NameValuePair[2];
args[0] = new NameValuePair("pub", text);
args[1] = new NameValuePair("qtype","all"); // OR: starts, exact
Choices result = query(RESULT, LABEL, AUTHORITY, args, start, limit);
if (result == null)
{
result = new Choices(true);
}
return result;
}
}