net.urosk.mifss.services.ApiKeyServiceImpl Maven / Gradle / Ivy

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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.
 *
 **************************************************************************
 * MIFSS  - content storage system
 * 
 *
 * @uthors: [email protected] (Uroš Kristan ) Urosk.NET
 *         [email protected] (Jernej Švigelj) 
 */
package net.urosk.mifss.services;

import net.urosk.mifss.configurations.pojos.ApiKey;
import net.urosk.mifss.configurations.pojos.ApiMode;
import net.urosk.mifss.lib.exceptions.ApiKeyHandlerException;
import net.urosk.mifss.services.interfaces.ApiKeyService;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Component;
import org.springframework.transaction.annotation.Transactional;

import java.util.Date;
import java.util.Set;
import java.util.UUID;

@Component
public class ApiKeyServiceImpl implements ApiKeyService {

	@Override
	@Transactional
	public ApiKey verifyApiKey(Set availableKeys, String apiKeyHashToBeVefified, ApiMode apiMode) throws ApiKeyHandlerException {

		ApiKey apiKey = null;
		for (ApiKey ak : availableKeys) {
			if (apiKeyHashToBeVefified.equals(ak.getHash())) {
				apiKey = ak;
				break;
			}
		}

		if (apiKey == null) {
			throw new ApiKeyHandlerException("Api key " + apiKeyHashToBeVefified + " not found!");
		} else if (apiMode != apiKey.getApiMode()) {
			throw new ApiKeyHandlerException("Api key " + apiKeyHashToBeVefified + " has incorrect api mode!");
		}

		return apiKey;

	}

	@Override
	public ApiKey generateNewApiKey(String name, String description, ApiMode apiMode) throws ApiKeyHandlerException {

		// api key name is mandatory
		if (StringUtils.isEmpty(name)) {
			throw new ApiKeyHandlerException("Name must be entered");
		}
		// api mode must be explicitly entered
		if (apiMode == null) {
			throw new ApiKeyHandlerException("Api mode must be entered! Possible values are: " + ApiMode.values());
		}

		String hash = DigestUtils.sha1Hex("secret x" + (new Date().getTime()) + "mifss" + UUID.randomUUID() + Math.random());

		ApiKey apiKey = new ApiKey();

		apiKey.setApiMode(apiMode);
		apiKey.setDescription(description);
		apiKey.setHash(hash);
		apiKey.setName(name);

		return apiKey;
	}

}