com.cognifide.cq.cqsm.foundation.actions.check.notexists.CheckNotExists Maven / Gradle / Ivy

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/*-
 * ========================LICENSE_START=================================
 * AEM Permission Management
 * %%
 * Copyright (C) 2013 Cognifide Limited
 * %%
 * 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.
 * =========================LICENSE_END==================================
 */
package com.cognifide.cq.cqsm.foundation.actions.check.notexists;

import com.cognifide.cq.cqsm.api.actions.Action;
import com.cognifide.cq.cqsm.api.actions.ActionResult;
import com.cognifide.cq.cqsm.api.executors.Context;
import com.cognifide.cq.cqsm.api.utils.AuthorizablesUtils;
import com.cognifide.cq.cqsm.core.actions.ActionUtils;
import com.cognifide.cq.cqsm.core.utils.MessagingUtils;

import org.apache.jackrabbit.api.security.user.Authorizable;

import java.util.ArrayList;
import java.util.List;

import javax.jcr.RepositoryException;

public class CheckNotExists implements Action {

	private final List ids;

	public CheckNotExists(final List ids) {
		this.ids = ids;
	}

	@Override
	public ActionResult simulate(Context context) {
		return process(context, false);
	}

	@Override
	public ActionResult execute(final Context context) {
		return process(context, true);
	}

	private ActionResult process(final Context context, boolean execute) {

		ActionResult actionResult = new ActionResult();
		List errors = new ArrayList<>();

		boolean checkFailed = checkAuthorizables(context, actionResult, errors);

		if (execute && checkFailed) {
			actionResult.logError(ActionUtils.ASSERTION_FAILED_MSG);
			return actionResult;
		}

		logErrors(actionResult, errors);

		return actionResult;
	}

	private boolean checkAuthorizables(final Context context, ActionResult actionResult,
			List errors) {
		boolean checkFailed = false;
		for (String authorizableId : ids) {
			try {
				Authorizable authorizable = AuthorizablesUtils
						.getAuthorizableIfExists(context, authorizableId);
				if (authorizable != null) {
					actionResult.logError("Authorizable " + authorizableId + " exists");
					checkFailed = true;
				}
			} catch (final RepositoryException e) {
				errors.add(MessagingUtils.createMessage(e));
			}
		}
		return checkFailed;
	}

	private void logErrors(ActionResult actionResult, List errors) {
		for (String error : errors) {
			actionResult.logError(error);
		}
	}

	@Override
	public boolean isGeneric() {
		return true;
	}
}