Login.java

package com.photon.phresco.service.admin.actions;

import org.apache.commons.codec.binary.Base64;
import org.apache.commons.lang.StringUtils;
import org.apache.log4j.Logger;

import com.photon.phresco.commons.model.User;

public class Login extends ServiceBaseAction {

	private static final long serialVersionUID = -1858839078372821734L;
	private static final Logger S_LOGGER = Logger.getLogger(Login.class);
	private static Boolean isDebugEnabled = S_LOGGER.isDebugEnabled();
	
	private String username = null;
	private String password = null;
	private boolean loginFirst = true;
	
	public String login() {
	    if (isDebugEnabled) {
	        S_LOGGER.debug("Entering Method  Login.login()");
	    }

		if (loginFirst) {
		
        	return LOGIN_RESULT;	
		}

		if (validateLogin()) {
			return authenticate();
		}
		
		return LOGIN_FAILURE;
	}
	
	private String authenticate() {
	    if (isDebugEnabled) {
	        S_LOGGER.debug("Entering Method  Login.authenticate()");
	    }
		
		User user = null;
			try {
				byte[] encodeBase64 = Base64.encodeBase64(password.getBytes());
				String encodedPassword = new String(encodeBase64);
				
				user = doLogin(username, encodedPassword);
				if (StringUtils.isEmpty(user.getDisplayName())) {
					getHttpRequest().setAttribute(REQ_LOGIN_ERROR, getText(KEY_I18N_ERROR_LOGIN));
					return LOGIN_FAILURE;
				}
				if (!user.isPhrescoEnabled()) {
					getHttpRequest().setAttribute(REQ_LOGIN_ERROR, getText(KEY_I18N_ERROR_LOGIN_ACCESS_DENIED));
					return LOGIN_FAILURE;
				}
				getHttpSession().setAttribute(SESSION_USER_INFO, user);
			} catch (Exception e) {
				return LOGIN_FAILURE;
			}
			
		return LOGIN_SUCCESS;
	}

	private boolean validateLogin() {
	    if (isDebugEnabled) {
	        S_LOGGER.debug("Entering Method  Login.validateLogin()");
	    }
		
		if(StringUtils.isEmpty(username) || StringUtils.isEmpty(password)) {
			getHttpRequest().setAttribute(REQ_LOGIN_ERROR, getText(KEY_I18N_LOGIN_EMPTY_CRED));
			return false;
		}
		
		return true;
	}
	
	public String getUsername() {
		return username;
	}

	public void setUsername(String username) {
		this.username = username;
	}

	public String getPassword() {
		return password;
	}

	public void setPassword(String password) {
		this.password = password;
	}

	public boolean isLoginFirst() {
		return loginFirst;
	}

	public void setLoginFirst(boolean loginFirst) {
		this.loginFirst = loginFirst;
	}
}