com.blackducksoftware.integration.hub.service.HubOAuthTokenService Maven / Gradle / Ivy

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/**
 * Hub Common Rest
 *
 * Copyright (C) 2017 Black Duck Software, Inc.
 * http://www.blackducksoftware.com/
 *
 * 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 com.blackducksoftware.integration.hub.service;

import java.io.IOException;
import java.util.LinkedHashMap;
import java.util.Map;

import org.apache.commons.lang3.StringUtils;

import com.blackducksoftware.integration.exception.IntegrationException;
import com.blackducksoftware.integration.hub.api.oauth.Token;
import com.blackducksoftware.integration.hub.request.HubRequest;
import com.blackducksoftware.integration.hub.request.HubRequestFactory;
import com.blackducksoftware.integration.hub.rest.RestConnection;
import com.google.gson.Gson;

import okhttp3.Response;

public class HubOAuthTokenService {
    private final Gson gson;

    private final HubRequestFactory hubRequestFactory;

    public HubOAuthTokenService(final RestConnection restConnection) {
        this.gson = restConnection.gson;
        this.hubRequestFactory = new HubRequestFactory(restConnection);
    }

    public Token requestUserToken(final String clientId, final String authCode, final String redirectUri)
            throws IntegrationException {
        return requestUserToken(clientId, null, authCode, redirectUri);
    }

    public Token requestUserToken(final String clientId, final String clientSecret, final String authCode, final String redirectUri)
            throws IntegrationException {
        final Map formDataMap = new LinkedHashMap<>();
        formDataMap.put("grant_type", "authorization_code");
        formDataMap.put("redirect_uri", redirectUri);
        formDataMap.put("client_id", clientId);
        formDataMap.put("code", authCode);

        if (StringUtils.isNotBlank(clientSecret)) {
            formDataMap.put("client_secret", clientSecret);
        }
        return getTokenFromEncodedPost(formDataMap);
    }

    public Token refreshClientToken(final String clientId) throws IntegrationException {
        return refreshClientToken(clientId, null);
    }

    public Token refreshClientToken(final String clientId, final String clientSecret) throws IntegrationException {
        final Map formDataMap = new LinkedHashMap<>();
        formDataMap.put("grant_type", "client_credentials");
        formDataMap.put("scope", "read write");
        formDataMap.put("client_id", clientId);

        if (StringUtils.isNotBlank(clientSecret)) {
            formDataMap.put("client_secret", clientSecret);
        }

        return getTokenFromEncodedPost(formDataMap);
    }

    public Token refreshUserToken(final String clientId, final String refreshToken) throws IntegrationException {
        return refreshUserToken(clientId, null, refreshToken);
    }

    public Token refreshUserToken(final String clientId, final String clientSecret, final String refreshToken) throws IntegrationException {
        final Map formDataMap = new LinkedHashMap<>();
        formDataMap.put("grant_type", "refresh_token");
        formDataMap.put("refresh_token", refreshToken);
        formDataMap.put("client_id", clientId);

        if (StringUtils.isNotBlank(clientSecret)) {
            formDataMap.put("client_secret", clientSecret);
        }
        return getTokenFromEncodedPost(formDataMap);
    }

    private Token getTokenFromEncodedPost(final Map formDataMap) throws IntegrationException {
        final HubRequest request = hubRequestFactory.createRequest();
        try (Response response = request.executeEncodedFormPost(formDataMap)) {
            final String jsonToken = response.body().string();
            return gson.fromJson(jsonToken, Token.class);
        } catch (final IOException e) {
            throw new IntegrationException(e);
        }
    }

}