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@@ -1,136 +0,0 @@
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-package com.gyee.table.jwt.filter;
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-
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-import com.alibaba.fastjson.JSON;
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-import com.auth0.jwt.exceptions.JWTVerificationException;
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-import com.auth0.jwt.exceptions.TokenExpiredException;
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-import com.gyee.table.jwt.auth.JwtToken;
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-import com.gyee.table.utils.StringUtil;
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-import com.gyee.table.vo.AjaxResult;
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-import org.apache.shiro.authc.AuthenticationException;
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-import org.apache.shiro.web.filter.AccessControlFilter;
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-import org.apache.shiro.web.util.WebUtils;
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-import org.slf4j.Logger;
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-import org.slf4j.LoggerFactory;
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-import org.springframework.http.HttpStatus;
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-import org.springframework.web.bind.annotation.RequestMethod;
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-
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-import javax.servlet.ServletRequest;
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-import javax.servlet.ServletResponse;
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-import javax.servlet.http.HttpServletRequest;
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-import javax.servlet.http.HttpServletResponse;
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-import java.io.IOException;
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-import java.io.PrintWriter;
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-
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-
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- * jwt 自定义拦截器
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- *
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- * @author ruoyi
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- */
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-public class JwtFilter extends AccessControlFilter
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-{
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- private static final Logger LOGGER = LoggerFactory.getLogger(JwtFilter.class);
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-
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- private static final String AUTHZ_HEADER = "token";
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-
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- private final ThreadLocal<String> MSG_HOLDER = new ThreadLocal<>();
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-
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- @Override
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- public boolean onPreHandle(ServletRequest request, ServletResponse response, Object mappedValue) throws Exception
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- {
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- return super.onPreHandle(request, response, mappedValue);
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- }
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-
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- @Override
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- protected boolean isAccessAllowed(ServletRequest request, ServletResponse response, Object mappedValue) throws Exception
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- {
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- return this.executeLogin(request, response);
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- }
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-
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-
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- * 执行登录方法(UserRealm判断,异常返回false)
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- */
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- protected boolean executeLogin(ServletRequest request, ServletResponse response) throws Exception
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- {
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- String token = WebUtils.toHttp(request).getHeader(AUTHZ_HEADER);
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- if (StringUtil.isEmpty(token))
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- {
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- MSG_HOLDER.set("消息头不正确,header需要携带token参数");
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- return false;
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- }
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- try
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- {
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-
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- JwtToken jwtToken = new JwtToken(token);
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- this.getSubject(request, response).login(jwtToken);
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- return true;
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- }
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- catch (AuthenticationException e)
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- {
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- if (e.getCause() instanceof TokenExpiredException)
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- {
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- MSG_HOLDER.set("token已过期");
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- }
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- else if (e.getCause() instanceof JWTVerificationException)
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- {
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- MSG_HOLDER.set("用户密码错误");
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- }
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- else
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- {
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- MSG_HOLDER.set("用户信息验证失败:" + e.getMessage());
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- }
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- return false;
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- }
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- }
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-
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-
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- * 请求前处理,处理跨域
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- */
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- @Override
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- protected boolean preHandle(ServletRequest request, ServletResponse response) throws Exception
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- {
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- HttpServletRequest httpServletRequest = (HttpServletRequest) request;
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- HttpServletResponse httpServletResponse = (HttpServletResponse) response;
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- httpServletResponse.setHeader("Access-control-Allow-Origin", httpServletRequest.getHeader("Origin"));
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- httpServletResponse.setHeader("Access-Control-Allow-Methods", "GET,POST,OPTIONS,PUT,DELETE");
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- httpServletResponse.setHeader("Access-Control-Allow-Headers", httpServletRequest.getHeader("Access-Control-Request-Headers"));
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-
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- if (httpServletRequest.getMethod().equals(RequestMethod.OPTIONS.name()))
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- {
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- httpServletResponse.setStatus(HttpStatus.OK.value());
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- return false;
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- }
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- return super.preHandle(request, response);
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- }
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-
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-
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- * 异常处理
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- */
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- @Override
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- protected boolean onAccessDenied(ServletRequest request, ServletResponse response) throws Exception
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- {
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- this.jwtFail(request, response, 401, "对不起,您无权限进行操作!");
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- return false;
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- }
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-
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-
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- * 认证失败,异常返回
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- */
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- protected void jwtFail(ServletRequest request, ServletResponse response, int code, String message)
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- {
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- HttpServletResponse httpResponse = WebUtils.toHttp(response);
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- String contentType = "application/json;charset=UTF-8";
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- httpResponse.setStatus(401);
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- httpResponse.setContentType(contentType);
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- try
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- {
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- String msg = StringUtil.isNotEmpty(MSG_HOLDER.get()) ? MSG_HOLDER.get() : message;
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- AjaxResult ajaxResult = new AjaxResult().put(AjaxResult.CODE_TAG, code).put(AjaxResult.MSG_TAG, msg);
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- PrintWriter printWriter = httpResponse.getWriter();
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- printWriter.append(JSON.toJSONString(ajaxResult));
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- }
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- catch (IOException e)
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- {
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- LOGGER.error("sendChallenge error,can not resolve httpServletResponse");
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- }
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- }
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-}
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