/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.shindig.gadgets.config;
import com.google.common.collect.Maps;
import com.google.inject.Singleton;
import org.apache.shindig.common.uri.Uri;
import org.apache.shindig.gadgets.AuthType;
import org.apache.shindig.gadgets.Gadget;
import org.apache.shindig.gadgets.GadgetException;
import org.apache.shindig.gadgets.oauth.OAuthArguments;
import org.apache.shindig.gadgets.oauth2.OAuth2Arguments;
import org.apache.shindig.gadgets.spec.View;
import java.util.Map;
/**
* Provides config support for the xhrwrapper feature.
*
* @since 2.0.0
*/
@Singleton
public class XhrwrapperConfigContributor implements ConfigContributor {
/** {@inheritDoc} */
public void contribute(Map<String, Object> config, Gadget gadget) {
Map<String, String> xhrWrapperConfig = Maps.newHashMapWithExpectedSize(2);
View view = gadget.getCurrentView();
Uri contentsUri = view.getHref();
xhrWrapperConfig.put("contentUrl", contentsUri == null ? "" : contentsUri.toString());
if (AuthType.OAUTH.equals(view.getAuthType())) {
addOAuthConfig(xhrWrapperConfig, view);
} else if (AuthType.SIGNED.equals(view.getAuthType())) {
xhrWrapperConfig.put("authorization", "signed");
} else if (AuthType.OAUTH2.equals(view.getAuthType())) {
addOAuth2Config(xhrWrapperConfig, view);
}
config.put("shindig.xhrwrapper", xhrWrapperConfig);
}
/** {@inheritDoc} */
private void addOAuthConfig(Map<String, String> xhrWrapperConfig, View view) {
Map<String, String> oAuthConfig = Maps.newHashMapWithExpectedSize(3);
try {
OAuthArguments oAuthArguments = new OAuthArguments(view);
oAuthConfig.put("authorization", "oauth");
oAuthConfig.put("oauthService", oAuthArguments.getServiceName());
if (!"".equals(oAuthArguments.getTokenName())) {
oAuthConfig.put("oauthTokenName", oAuthArguments.getTokenName());
}
xhrWrapperConfig.putAll(oAuthConfig);
} catch (GadgetException e) {
// Do not add any OAuth configuration if an exception was thrown
}
}
private void addOAuth2Config(Map<String, String> xhrWrapperConfig, View view) {
Map<String, String> oAuth2Config = Maps.newHashMapWithExpectedSize(3);
OAuth2Arguments oAuth2Arguments = new OAuth2Arguments(view);
oAuth2Config.put("authorization", "oauth2");
oAuth2Config.put("oauthService", oAuth2Arguments.getServiceName());
xhrWrapperConfig.putAll(oAuth2Config);
}
public void contribute(Map<String, Object> config, String container, String host) {
// no-op, no container specific configuration
}
}