org.opensocial.explorer.server.security.OSEAuthConfigContributor.java Source code

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Here is the source code for org.opensocial.explorer.server.security.OSEAuthConfigContributor.java

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/*
 * 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.opensocial.explorer.server.security;

import java.util.Map;

import org.apache.shindig.auth.AnonymousSecurityToken;
import org.apache.shindig.auth.AuthenticationMode;
import org.apache.shindig.auth.SecurityToken;
import org.apache.shindig.auth.SecurityTokenCodec;
import org.apache.shindig.auth.SecurityTokenException;
import org.apache.shindig.gadgets.config.ShindigAuthConfigContributor;

import com.google.common.collect.Maps;
import com.google.inject.Inject;

public class OSEAuthConfigContributor extends ShindigAuthConfigContributor {

    private SecurityTokenCodec securityTokenCodec;

    @Inject
    public OSEAuthConfigContributor(SecurityTokenCodec codec) {
        super(codec);
        this.securityTokenCodec = codec;
    }

    @Override
    public void contribute(Map<String, Object> config, String container, String host) {
        // FIXME: Shindig doesn't like feeding AnonymousSecurityTokens to the
        // BlobCrypterSecurityTokenCodec, so I fake it out by setting the authentication mode to
        // something other than UNAUTHENTICATED. Shindig needs to be fixed to remove the tight coupling
        // between codecs and token implementations.
        SecurityToken containerToken = new ContainerAnonymousSecurityToken(container, 0L, "*");

        Map<String, String> authConfig = Maps.newHashMapWithExpectedSize(2);
        try {
            config.put("shindig.auth", authConfig);
            authConfig.put("authToken", securityTokenCodec.encodeToken(containerToken));
        } catch (SecurityTokenException e) {
            // CONSIDER: Ignore?
        }
    }

    private static class ContainerAnonymousSecurityToken extends AnonymousSecurityToken {
        public ContainerAnonymousSecurityToken(String container, long moduleId, String appUrl) {
            super(container, moduleId, appUrl);
        }

        @Override
        public String getAuthenticationMode() {
            return AuthenticationMode.SECURITY_TOKEN_URL_PARAMETER.name();
        }
    }
}