package com.mindskip.xzs.context;
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import com.mindskip.xzs.domain.User;
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import com.mindskip.xzs.service.UserService;
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import lombok.AllArgsConstructor;
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import org.springframework.security.core.context.SecurityContextHolder;
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import org.springframework.stereotype.Component;
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import org.springframework.web.context.request.RequestAttributes;
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import org.springframework.web.context.request.RequestContextHolder;
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/**
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* @version 2.2.0
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* @description: web上下文
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* Copyright (C), 2020-2021, 武汉思维跳跃科技有限公司
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* @date 2021 /9/7 9:45
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*/
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@Component
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@AllArgsConstructor
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public class WebContext {
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private static final String USER_ATTRIBUTES = "USER_ATTRIBUTES";
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private final UserService userService;
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/**
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* 设置当前用户
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*
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* @param user the user
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*/
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public void setCurrentUser(User user) {
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RequestContextHolder.currentRequestAttributes().setAttribute(USER_ATTRIBUTES, user, RequestAttributes.SCOPE_REQUEST);
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}
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/**
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* 获取当前用户
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*
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* @return the current user
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*/
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public User getCurrentUser() {
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User user = (User) RequestContextHolder.currentRequestAttributes().getAttribute(USER_ATTRIBUTES, RequestAttributes.SCOPE_REQUEST);
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if (null != user) {
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return user;
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} else {
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org.springframework.security.core.userdetails.User springUser = (org.springframework.security.core.userdetails.User) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
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if (null == springUser) {
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return null;
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}
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user = userService.getUserByUserName(springUser.getUsername());
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if (null != user) {
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setCurrentUser(user);
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}
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return user;
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}
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}
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}
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