微信接口開發 控制層代碼

@Controller
public class UserController {
	String scope1 = "snsapi_base"; //不彈受權頁面
	String scope2 = "snsapi_userinfo"; //彈出受權頁面
	String scope = scope1;
	@RequestMapping("/login.do")
	public String login(HttpServletRequest request){
		String path = request.getContextPath();
		String basePath = request.getScheme()+"://"+request.getServerName()+path+"/";
		String url1 = "https"+"://open.weixin.qq.com/connect/oauth2/authorize?appid=APPID&redirect_uri=";
		url1= url1.replace("APPID", Param.APPID);
		String url2 = basePath+"index.do&response_type=code&scope="+scope+"&state=STATE#wechat_redirect";
		return "redirect:"+url1+url2;
	}

	@RequestMapping("/index.do")
	public String index(String code,ModelMap model,HttpSession session) {
		System.out.println("code:"+code);
		try {
			if(code==null){
				return "/login.do";
			}
			model.addAttribute("ticket",Param.TICKET);
			User user = (User) session.getAttribute("user");
			if(user==null){
				OAuthInfo auth = WeiXinUtil.getAccess_token(code);
				if(scope.equals(scope1)){
					user = WeiXinUtil.getUser(Param.TOKEN.getAccess_token(), auth.getOpenid(),false);
					if(user.getSubscribe().equals("0")){
						scope = scope2;
						return "/login.do";
					}else{
						scope = scope1;
					}
				}else{
					user = WeiXinUtil.getUser(auth.getAccess_token(), auth.getOpenid(),true);
				}
			}
			model.addAttribute("user", user);
			scope = scope1;
			session.setAttribute("user", user);
		} catch (Exception e) {
			session.removeAttribute("user");
			e.printStackTrace();
		}
		return "index.jsp";
	}
	
}