com.commerce4j.storefront.controllers.HomeController.java Source code

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Here is the source code for com.commerce4j.storefront.controllers.HomeController.java

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/**
 * Copyright 2010 Commerce4J.
 *
 * 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 com.commerce4j.storefront.controllers;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.lang.StringUtils;
import org.springframework.web.servlet.ModelAndView;

import com.commerce4j.model.dao.UserDAO;
import com.commerce4j.model.dto.CategoryDTO;
import com.commerce4j.model.dto.HelpDTO;
import com.commerce4j.model.dto.UserDTO;

import com.mysql.jdbc.*;

/**
 * Home Page MultiAction Controller.
 *
 * @author carlos.quijano
 * @version $Revision$ $Date$
 */
public class HomeController extends BaseController {

    /* (non-Javadoc)
     * @see com.commerce4j.storefront.controllers.BaseController#unspecified(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
     */
    public ModelAndView unspecified(HttpServletRequest request, HttpServletResponse response) {
        return home(request, response);
    }

    /**
     * Home Action, this is the default action.
     *
     * @param request The {@link HttpServletRequest} object for this action.
     * @param response The {@link HttpServletResponse} object for this action.
     * @return The {@link ModelAndView} instance for this action.
     */
    public ModelAndView home(HttpServletRequest request, HttpServletResponse response) {

        // declare locales
        Map<String, Object> model;
        List<CategoryDTO> categories;

        // init locals
        model = new HashMap<String, Object>();
        categories = getCategoryDSO().findRootCategories(1);

        // find the store categories
        if (categories != null && !categories.isEmpty()) {
            model.put("categories", categories);
        }

        // return mav
        return new ModelAndView("home", model);
    }

    /**
     * Welcome Action, welcomes new users to the store
     *
     * @param request
     * @param response
     * @return
     */
    public ModelAndView welcome(HttpServletRequest request, HttpServletResponse response) {

        // declare locales
        ModelAndView mav = home(request, response);

        // init locals
        String uid = request.getParameter("uid");
        if (StringUtils.isNotEmpty(uid) && StringUtils.isNumeric(uid)) {
            Integer userId = new Integer(uid);
            UserDAO userDAO = (UserDAO) getBean("userDAO");
            UserDTO userDTO = userDAO.findById(userId);
            mav.addObject("user", userDTO);
        }

        // return mav
        return mav;
    }

    /**
     * Help Action, Helps the new User or Viewer by FAQ's
     *
     */
    public ModelAndView help(HttpServletRequest request, HttpServletResponse response) {
        Map<String, Object> model;

        model = new HashMap<String, Object>();
        List<HelpDTO> help = getHelpDso().findAllFaqs();
        if (help != null && !help.isEmpty()) {
            model.put("help", help);
        }
        return new ModelAndView("help", model);

    }

}