org.primefaces.util.SecurityUtils Maven / Gradle / Ivy

/**
 * Copyright 2009-2018 PrimeTek.
 *
 * 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.primefaces.util;

import java.security.Principal;

import javax.faces.context.FacesContext;

public class SecurityUtils {

    private SecurityUtils() {
    }

    public static boolean ifGranted(String role) {
        return FacesContext.getCurrentInstance().getExternalContext().isUserInRole(role);
    }

    public static boolean ifAllGranted(String value) {
        String[] roles = value.split(",");
        boolean isAuthorized = false;

        for (String role : roles) {
            if (ifGranted(role.trim())) {
                isAuthorized = true;
            }
            else {
                isAuthorized = false;
                break;
            }
        }

        return isAuthorized;
    }

    public static boolean ifAnyGranted(String value) {
        String[] roles = value.split(",");
        boolean isAuthorized = false;

        for (String role : roles) {
            if (ifGranted(role.trim())) {
                isAuthorized = true;
                break;
            }
        }

        return isAuthorized;
    }

    public static boolean ifNoneGranted(String value) {
        String[] roles = value.split(",");
        boolean isAuthorized = false;

        for (String role : roles) {
            if (ifGranted(role.trim())) {
                isAuthorized = false;
                break;
            }
            else {
                isAuthorized = true;
            }
        }

        return isAuthorized;
    }

    public static String remoteUser() {
        return FacesContext.getCurrentInstance().getExternalContext().getRemoteUser();
    }

    public static Principal userPrincipal() {
        return FacesContext.getCurrentInstance().getExternalContext().getUserPrincipal();
    }
}