/*
 * Copyright 2005 the original author or authors.
 *
 * 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 org.wamblee.security.authorization;

import junit.framework.TestCase;

import org.wamblee.security.encryption.Md5HexMessageDigester;

import org.wamblee.usermgt.Group;
import org.wamblee.usermgt.InMemoryGroupSet;
import org.wamblee.usermgt.InMemoryUserSet;
import org.wamblee.usermgt.RegexpNameValidator;
import org.wamblee.usermgt.User;
import org.wamblee.usermgt.UserAccessor;
import org.wamblee.usermgt.UserAdministration;
import org.wamblee.usermgt.UserAdministrationImpl;
import org.wamblee.usermgt.UserMgtException;
import org.wamblee.usermgt.UserMgtException.Reason;


/**
 * User access that always returns a user that belongs to a fixed group.
 *
 * @author Erik Brakkee
 */
public class TestUserAccessor implements UserAccessor {
    /**
     * DOCUMENT ME!
     */
    private static final String USER = "erik";

    /**
     * DOCUMENT ME!
     */
    private static final String PASSWORD = "abc123";

    /**
     * DOCUMENT ME!
     */
    private static final String GROUP = "users";

    /*
     * (non-Javadoc)
     *
     * @see org.wamblee.usermgt.UserAccessor#getCurrentUser()
     */
    /**
     * DOCUMENT ME!
     *
     * @return DOCUMENT ME!
     *
     * @throws RuntimeException DOCUMENT ME!
     */
    public User getCurrentUser() {
        UserAdministration admin = new UserAdministrationImpl(new InMemoryUserSet(
                    new RegexpNameValidator(
                        RegexpNameValidator.PASSWORD_PATTERN,
                        Reason.INVALID_PASSWORD,
                        "Password must contain at least 6 characters"),
                    new Md5HexMessageDigester()), new InMemoryGroupSet(),
                new RegexpNameValidator(RegexpNameValidator.ID_PATTERN,
                    Reason.INVALID_USERNAME, "Invalid user"),
                new RegexpNameValidator(RegexpNameValidator.ID_PATTERN,
                    Reason.INVALID_GROUPNAME, "Invalid group"));

        try {
            Group group = admin.createGroup(GROUP);

            return admin.createUser(USER, PASSWORD, group);
        } catch (UserMgtException e) {
            TestCase.fail(e.getMessage());
            throw new RuntimeException(e);
        }
    }
}