package com.thinkgem.jeesite.modules.sys.interceptor;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.springframework.web.servlet.HandlerInterceptor;

import org.springframework.web.servlet.ModelAndView;

import com.thinkgem.jeesite.common.service.BaseService;

import com.thinkgem.jeesite.common.utils.StringUtils;

import com.thinkgem.jeesite.common.utils.UserAgentUtils;

/**

 * 手机端视图拦截器

 * @author

 * @version 2014-9-1

 */

public class MobileInterceptor extends BaseService implements HandlerInterceptor {

	@Override

	public boolean preHandle(HttpServletRequest request, HttpServletResponse response,

			Object handler) throws Exception {

		return true;

	}

	@Override

	public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler,

			ModelAndView modelAndView) throws Exception {

		if (modelAndView != null){

			// 如果是手机或平板访问的话，则跳转到手机视图页面。

			if(UserAgentUtils.isMobileOrTablet(request) && !StringUtils.startsWithIgnoreCase(modelAndView.getViewName(), "redirect:")){

				modelAndView.setViewName("mobile/" + modelAndView.getViewName());

			}

		}

	}

	@Override

	public void afterCompletion(HttpServletRequest request, HttpServletResponse response,

			Object handler, Exception ex) throws Exception {

	}

}