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/*
===========================================================================
Copyright (c) 2010 BrickRed Technologies Limited
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sub-license, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
===========================================================================
*/
package org.brickred.socialauth.oauthstrategy;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Map;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.brickred.socialauth.Permission;
import org.brickred.socialauth.exception.ProviderStateException;
import org.brickred.socialauth.exception.SocialAuthConfigurationException;
import org.brickred.socialauth.exception.SocialAuthException;
import org.brickred.socialauth.util.AccessGrant;
import org.brickred.socialauth.util.Constants;
import org.brickred.socialauth.util.HttpUtil;
import org.brickred.socialauth.util.MethodType;
import org.brickred.socialauth.util.OAuthConfig;
import org.brickred.socialauth.util.OAuthConsumer;
import org.brickred.socialauth.util.OpenIdConsumer;
import org.brickred.socialauth.util.Response;
public class Hybrid implements OAuthStrategyBase {
private static final long serialVersionUID = -1331047094086589944L;
private final Log LOG = LogFactory.getLog(Hybrid.class);
private AccessGrant requestToken;
private AccessGrant accessToken;
private Map endpoints;
private String scope;
private Permission permission;
private String providerId;
private OAuthConsumer oauth;
private boolean providerState;
public Hybrid(final OAuthConfig config, final Map endpoints) {
oauth = new OAuthConsumer(config);
this.endpoints = endpoints;
permission = Permission.DEFAULT;
providerId = config.getId();
}
@Override
public String getLoginRedirectURL(final String successUrl) throws Exception {
String associationURL = OpenIdConsumer.getAssociationURL(endpoints
.get(Constants.OAUTH_REQUEST_TOKEN_URL));
Response r = HttpUtil.doHttpRequest(associationURL,
MethodType.GET.toString(), null, null);
StringBuffer sb = new StringBuffer();
String assocHandle = "";
try {
BufferedReader reader = new BufferedReader(new InputStreamReader(
r.getInputStream(), "UTF-8"));
String line = null;
while ((line = reader.readLine()) != null) {
sb.append(line).append("\n");
if ("assoc_handle:".equals(line.substring(0, 13))) {
assocHandle = line.substring(13);
break;
}
}
LOG.debug("ASSOCCIATION : " + assocHandle);
} catch (Exception exc) {
throw new SocialAuthException("Failed to read response from ");
}
String realm = successUrl.substring(0, successUrl.indexOf("/", 9));
String consumerURL = realm.replace("http://", "");
consumerURL = consumerURL.replace("https://", "");
consumerURL = consumerURL.replaceAll(":{1}\\d*", "");
providerState = true;
String url = OpenIdConsumer.getRequestTokenURL(
endpoints.get(Constants.OAUTH_REQUEST_TOKEN_URL), successUrl,
realm, assocHandle, consumerURL, scope);
LOG.info("Redirection to following URL should happen : " + url);
return url;
}
@Override
public AccessGrant verifyResponse(final Map requestParams)
throws Exception {
return verifyResponse(requestParams, MethodType.GET.toString());
}
@Override
public AccessGrant verifyResponse(final Map requestParams,
final String methodType) throws Exception {
if (!providerState) {
throw new ProviderStateException();
}
LOG.debug("Running OpenID discovery");
String reqTokenStr = "";
if (Permission.AUTHENTICATE_ONLY.equals(this.permission)) {
accessToken = new AccessGrant();
} else {
if (requestParams.get(OpenIdConsumer.OPENID_REQUEST_TOKEN) != null) {
reqTokenStr = HttpUtil.decodeURIComponent(requestParams
.get(OpenIdConsumer.OPENID_REQUEST_TOKEN));
}
requestToken = new AccessGrant();
requestToken.setKey(reqTokenStr);
LOG.debug("Call to fetch Access Token");
accessToken = oauth.getAccessToken(
endpoints.get(Constants.OAUTH_ACCESS_TOKEN_URL),
requestToken);
if (accessToken == null) {
throw new SocialAuthConfigurationException(
"Application keys may not be correct. "
+ "The server running the application should be same that was registered to get the keys.");
}
}
for (Map.Entry entry : requestParams.entrySet()) {
String key = entry.getKey();
String value = entry.getValue();
accessToken.setAttribute(key, value);
}
if (permission != null) {
accessToken.setPermission(permission);
} else {
accessToken.setPermission(Permission.DEFAULT);
}
accessToken.setProviderId(providerId);
return accessToken;
}
@Override
public Response executeFeed(final String url) throws Exception {
if (accessToken == null) {
throw new SocialAuthException(
"Please call verifyResponse function first to get Access Token");
}
return oauth.httpGet(url, null, accessToken);
}
@Override
public Response executeFeed(final String url, final String methodType,
final Map params,
final Map headerParams, final String body)
throws Exception {
Response response = null;
if (accessToken == null) {
throw new SocialAuthException(
"Please call verifyResponse function first to get Access Token");
}
if (MethodType.GET.toString().equals(methodType)) {
try {
response = oauth.httpGet(url, headerParams, accessToken);
} catch (Exception ie) {
throw new SocialAuthException(
"Error while making request to URL : " + url, ie);
}
} else if (MethodType.PUT.toString().equals(methodType)) {
try {
response = oauth.httpPut(url, params, headerParams, body,
accessToken);
} catch (Exception e) {
throw new SocialAuthException(
"Error while making request to URL : " + url, e);
}
}
return response;
}
@Override
public void setPermission(final Permission permission) {
this.permission = permission;
}
@Override
public void setScope(final String scope) {
this.scope = scope;
}
@Override
public void setAccessGrant(final AccessGrant accessGrant) {
this.accessToken = accessGrant;
}
@Override
public void setAccessTokenParameterName(
final String accessTokenParameterName) {
LOG.warn("It is not implemented for Hybrid");
}
@Override
public void logout() {
accessToken = null;
providerState = false;
}
}
