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* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* 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.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA
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*/
package org.teiid.resource.adapter.salesforce;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.apache.cxf.jaxrs.client.WebClient;
import org.teiid.OAuthCredential;
import org.teiid.resource.adapter.salesforce.transport.SalesforceConnectorConfig;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.xml.sax.SAXException;
import com.sforce.soap.partner.PartnerConnection;
import com.sforce.ws.ConnectionException;
public class TeiidPartnerConnection extends PartnerConnection {
private static final String AUTHORIZATION = "Authorization"; //$NON-NLS-1$
public TeiidPartnerConnection(SalesforceConnectorConfig config) throws ConnectionException {
super(config);
}
public com.sforce.soap.partner.LoginResult login(java.lang.String username,java.lang.String password)
throws com.sforce.ws.ConnectionException {
SalesforceConnectorConfig config = (SalesforceConnectorConfig)getConfig();
if (config.getCredential(OAuthCredential.class.getName()) == null) {
return super.login(username, password);
}
// for details see
// https://developer.salesforce.com/blogs/developer-relations/2011/03/oauth-and-the-soap-api.html
OAuthCredential credential = (OAuthCredential)config.getCredential(OAuthCredential.class.getName());
String id = credential.getAuthrorizationProperty("id");
if (id == null) {
throw new com.sforce.ws.ConnectionException("Failed to get OAuth based connection");
}
String accessToken = credential.getAuthorizationHeader(null, "POST");
com.sforce.soap.partner.LoginResult loginResult = null;
WebClient client = WebClient.create(id);
client.header(AUTHORIZATION, accessToken);
String response = client.get(String.class);
try {
DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
Document doc = dBuilder.parse(new ByteArrayInputStream(response.getBytes()));
doc.getDocumentElement().normalize();
Element urls = (Element)doc.getDocumentElement().getElementsByTagName("urls").item(0);
loginResult = new com.sforce.soap.partner.LoginResult();
loginResult.setSessionId(accessToken.substring(7)); // remove "Bearer " prefix.
String endpoint = config.getAuthEndpoint();
int index = endpoint.indexOf("Soap/u/"); //$NON-NLS-1$
String apiVersion = endpoint.substring(index+7);
String partnerURL = urls.getElementsByTagName("partner").item(0).getTextContent();
partnerURL = partnerURL.replace("{version}", apiVersion);
loginResult.setServerUrl(partnerURL);
} catch (IOException e) {
throw new com.sforce.ws.ConnectionException("Failed to get OAuth based connection; "
+ "Failed to get user information", e);
} catch (ParserConfigurationException e) {
throw new com.sforce.ws.ConnectionException("Failed to get OAuth based connection; "
+ "Failed to get user information", e);
} catch (IllegalStateException e) {
throw new com.sforce.ws.ConnectionException("Failed to get OAuth based connection; "
+ "Failed to get user information", e);
} catch (SAXException e) {
throw new com.sforce.ws.ConnectionException("Failed to get OAuth based connection; "
+ "Failed to get user information", e);
}
return loginResult;
}
}