zhibing.pu
2024-08-19 b9522d131e168a92c88f23e2c0a3a2df079926b4
ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/ValidateCodeFilter.java
@@ -3,6 +3,7 @@
import java.nio.CharBuffer;
import java.nio.charset.StandardCharsets;
import java.util.concurrent.atomic.AtomicReference;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.gateway.filter.GatewayFilter;
import org.springframework.cloud.gateway.filter.factory.AbstractGatewayFilterFactory;
@@ -24,56 +25,45 @@
 * @author ruoyi
 */
@Component
public class ValidateCodeFilter extends AbstractGatewayFilterFactory<Object>
{
    private final static String[] VALIDATE_URL = new String[] { "/auth/login", "/auth/register" };
    @Autowired
    private ValidateCodeService validateCodeService;
    @Autowired
    private CaptchaProperties captchaProperties;
    private static final String CODE = "code";
    private static final String UUID = "uuid";
    @Override
    public GatewayFilter apply(Object config)
    {
        return (exchange, chain) -> {
            ServerHttpRequest request = exchange.getRequest();
            // 非登录/注册请求或验证码关闭,不处理
            if (!StringUtils.containsAnyIgnoreCase(request.getURI().getPath(), VALIDATE_URL) || !captchaProperties.getEnabled())
            {
                return chain.filter(exchange);
            }
            try
            {
                String rspStr = resolveBodyFromRequest(request);
                JSONObject obj = JSON.parseObject(rspStr);
                validateCodeService.checkCaptcha(obj.getString(CODE), obj.getString(UUID));
            }
            catch (Exception e)
            {
                return ServletUtils.webFluxResponseWriter(exchange.getResponse(), e.getMessage());
            }
            return chain.filter(exchange);
        };
    }
    private String resolveBodyFromRequest(ServerHttpRequest serverHttpRequest)
    {
        // 获取请求体
        Flux<DataBuffer> body = serverHttpRequest.getBody();
        AtomicReference<String> bodyRef = new AtomicReference<>();
        body.subscribe(buffer -> {
            CharBuffer charBuffer = StandardCharsets.UTF_8.decode(buffer.asByteBuffer());
            DataBufferUtils.release(buffer);
            bodyRef.set(charBuffer.toString());
        });
        return bodyRef.get();
    }
public class ValidateCodeFilter extends AbstractGatewayFilterFactory<Object> {
   private final static String[] VALIDATE_URL = new String[]{"/auth/login", "/auth/register"};
   private static final String CODE = "code";
   private static final String UUID = "uuid";
   @Autowired
   private ValidateCodeService validateCodeService;
   @Autowired
   private CaptchaProperties captchaProperties;
   @Override
   public GatewayFilter apply(Object config) {
      return (exchange, chain) -> {
         ServerHttpRequest request = exchange.getRequest();
         // 非登录/注册请求或验证码关闭,不处理
         if (!StringUtils.containsAnyIgnoreCase(request.getURI().getPath(), VALIDATE_URL) || !captchaProperties.getEnabled()) {
            return chain.filter(exchange);
         }
         try {
            String rspStr = resolveBodyFromRequest(request);
            JSONObject obj = JSON.parseObject(rspStr);
            validateCodeService.checkCaptcha(obj.getString(CODE), obj.getString(UUID));
         } catch (Exception e) {
            return ServletUtils.webFluxResponseWriter(exchange.getResponse(), e.getMessage());
         }
         return chain.filter(exchange);
      };
   }
   private String resolveBodyFromRequest(ServerHttpRequest serverHttpRequest) {
      // 获取请求体
      Flux<DataBuffer> body = serverHttpRequest.getBody();
      AtomicReference<String> bodyRef = new AtomicReference<>();
      body.subscribe(buffer -> {
         CharBuffer charBuffer = StandardCharsets.UTF_8.decode(buffer.asByteBuffer());
         DataBufferUtils.release(buffer);
         bodyRef.set(charBuffer.toString());
      });
      return bodyRef.get();
   }
}