com.google.wave.splash.rpc.StartupRpc.java Source code

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Here is the source code for com.google.wave.splash.rpc.StartupRpc.java

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/**
 * Copyright 2010 Google Inc.
 *
 * 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 com.google.wave.splash.rpc;

import com.google.common.base.Preconditions;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import com.google.wave.api.JsonRpcConstant.ParamsProperty;
import com.google.wave.api.OperationType;
import com.google.wave.api.ParticipantProfile;
import com.google.wave.api.ProtocolVersion;
import com.google.wave.splash.auth.SessionContext;

/**
 * Rpc that should be called at startup when rpcs are meant to be made on
 * behalf of a new user.
 *
 * @author David Byttow
 */
@Singleton
public class StartupRpc {
    private final OperationRequestClient requestClient;

    @Inject
    public StartupRpc(OperationRequestClient requestClient) {
        this.requestClient = requestClient;
    }

    public ParticipantProfile startup(SessionContext session) {
        Preconditions.checkState(ProtocolVersion.DEFAULT.isGreaterThanOrEqual(ProtocolVersion.V2_2),
                "Robot Protocol version must be at least 0.22 or higher");

        OperationRequestClient.OperationRequestBatch batch = requestClient.newRequestBatch();
        batch.addRobotRequest(OperationType.ROBOT_NOTIFY,
                RpcParam.of(ParamsProperty.PROTOCOL_VERSION.key(), ProtocolVersion.DEFAULT.getVersionString()),
                RpcParam.of(ParamsProperty.CAPABILITIES_HASH.key(), ""));
        if (session.isAuthenticated()) {
            // TODO: Fetch the user profile.
        } else {
            // Anonymous user.
        }

        // TODO: Make this completely asynchronous.
        batch.apply();
        return new ParticipantProfile("nobody", "", "");
    }
}