org.uhp.portlets.news.web.validator.PermissionValidator.java Source code

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Here is the source code for org.uhp.portlets.news.web.validator.PermissionValidator.java

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package org.uhp.portlets.news.web.validator;

/**
 * @Project NewsPortlet : http://sourcesup.cru.fr/newsportlet/ 
 * Copyright (C) 2007-2008 University Nancy 1
 * 
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation version 2 of the License.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.esco.portlets.news.services.UserManager;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.Errors;
import org.springframework.validation.ValidationUtils;
import org.uhp.portlets.news.web.PermForm;

public class PermissionValidator extends AbstractValidator {
    private static final Log LOGGER = LogFactory.getLog(PermissionValidator.class);
    @Autowired
    private UserManager userManager;

    public void validateTokenAndRole(final PermForm permForm, final Errors errors) {
        ValidationUtils.rejectIfEmpty(errors, "token", "TOKEN_REQUIRED", "Token is required.");
        ValidationUtils.rejectIfEmpty(errors, "role", "ROLE_REQUIRED", "Role should be selected.");
    }

    public void validateUser(final PermForm permForm, final Errors errors) {
        ValidationUtils.rejectIfEmpty(errors, "user.userId", "USERID_REQUIRED", "User should be selected.");

    }

    public void checkUserRoleExistInCtx(final PermForm permForm, final Errors errors) {
        if (this.userManager.isUserRoleExistForContext(permForm.getCtxId(), permForm.getCtxType(),
                permForm.getUser().getUserId())) {
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("PermissionValdate::checkUserRoleExistInCtx : user exist in ctx");
            }
            errors.rejectValue("user.userId", "USER_EXIST_IN_CONTEXT_WITH_A_ROLE",
                    "User has yet a role in this context");
        }
    }

    @SuppressWarnings("unchecked")
    @Override
    protected Class getValidatorSupportClass() {
        return PermForm.class;
    }

    @Override
    public void validate(Object obj, Errors errors) {
        PermForm permForm = (PermForm) obj;
        validateTokenAndRole(permForm, errors);
        validateUser(permForm, errors);
        checkUserRoleExistInCtx(permForm, errors);
    }

}