/*
* Copyright 2013 Red Hat Inc. and/or its affiliates and other contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.switchyard.security.jboss.credential.extractor;
import java.security.Principal;
import java.util.HashSet;
import java.util.Set;
import org.jboss.com.sun.net.httpserver.HttpExchange;
import org.switchyard.common.lang.Strings;
import org.switchyard.security.credential.ConfidentialityCredential;
import org.switchyard.security.credential.Credential;
import org.switchyard.security.credential.PrincipalCredential;
import org.switchyard.security.credential.extractor.AuthorizationHeaderCredentialExtractor;
import org.switchyard.security.credential.extractor.CredentialExtractor;
/**
* HttpExchangeCredentialExtractor.
*
* @author David Ward <<a href="mailto:dward@jboss.org">dward@jboss.org</a>> © 2012 Red Hat Inc.
*/
public class HttpExchangeCredentialExtractor implements CredentialExtractor<HttpExchange> {
/**
* Constructs a new HttpExchangeCredentialsExtractor.
*/
public HttpExchangeCredentialExtractor() {}
/**
* {@inheritDoc}
*/
@Override
public Set<Credential> extract(HttpExchange source) {
Set<Credential> credentials = new HashSet<Credential>();
if (source != null) {
String protocol = source.getProtocol();
if (protocol != null) {
credentials.add(new ConfidentialityCredential(protocol.toLowerCase().startsWith("https")));
}
Principal principal = source.getPrincipal();
if (principal != null) {
credentials.add(new PrincipalCredential(principal, true));
}
// TODO: Should we go after this?
/*
String remoteUser = source.getRequestHeaders().getFirst("REMOTE_USER");
if (remoteUser != null) {
credentials.add(new PrincipalCredential(new User(remoteUser), false)); // true?
}
*/
String charsetName = null;
String contentType = source.getRequestHeaders().getFirst("Content-Type");
if (contentType != null) {
int pos = contentType.lastIndexOf("charset=");
if (pos > -1) {
charsetName = Strings.trimToNull(contentType.substring(pos+8, contentType.length()));
}
}
AuthorizationHeaderCredentialExtractor ahce;
if (charsetName != null) {
ahce = new AuthorizationHeaderCredentialExtractor(charsetName);
} else {
ahce = new AuthorizationHeaderCredentialExtractor();
}
credentials.addAll(ahce.extract(source.getRequestHeaders().getFirst("Authorization")));
}
return credentials;
}
}