From a43e6e06e086e778e6ac3fdba7b5e8fafa090ed8 Mon Sep 17 00:00:00 2001
From: 疯狂的狮子li <15040126243@163.com>
Date: 星期一, 17 一月 2022 12:03:15 +0800
Subject: [PATCH] update 优化多用户体系处理 更名 LoginUtils 为 LoginHelper 支持 LoginUser 多级缓存

---
 ruoyi-common/src/main/java/com/ruoyi/common/filter/XssHttpServletRequestWrapper.java |   79 ++++++++++++++++++---------------------
 1 files changed, 36 insertions(+), 43 deletions(-)

diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/filter/XssHttpServletRequestWrapper.java b/ruoyi-common/src/main/java/com/ruoyi/common/filter/XssHttpServletRequestWrapper.java
index 17bfec1..a8ffd66 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/filter/XssHttpServletRequestWrapper.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/filter/XssHttpServletRequestWrapper.java
@@ -1,44 +1,41 @@
 package com.ruoyi.common.filter;
 
-import java.io.ByteArrayInputStream;
-import java.io.IOException;
+import cn.hutool.core.io.IoUtil;
+import cn.hutool.http.HtmlUtil;
+import com.ruoyi.common.utils.StringUtils;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+
 import javax.servlet.ReadListener;
 import javax.servlet.ServletInputStream;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletRequestWrapper;
-import org.apache.commons.io.IOUtils;
-import org.springframework.http.HttpHeaders;
-import org.springframework.http.MediaType;
-import com.ruoyi.common.utils.StringUtils;
-import com.ruoyi.common.utils.html.EscapeUtil;
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
 
 /**
  * XSS杩囨护澶勭悊
- * 
+ *
  * @author ruoyi
  */
-public class XssHttpServletRequestWrapper extends HttpServletRequestWrapper
-{
+public class XssHttpServletRequestWrapper extends HttpServletRequestWrapper {
     /**
      * @param request
      */
-    public XssHttpServletRequestWrapper(HttpServletRequest request)
-    {
+    public XssHttpServletRequestWrapper(HttpServletRequest request) {
         super(request);
     }
 
     @Override
-    public String[] getParameterValues(String name)
-    {
+    public String[] getParameterValues(String name) {
         String[] values = super.getParameterValues(name);
-        if (values != null)
-        {
+        if (values != null) {
             int length = values.length;
             String[] escapseValues = new String[length];
-            for (int i = 0; i < length; i++)
-            {
+            for (int i = 0; i < length; i++) {
                 // 闃瞲ss鏀诲嚮鍜岃繃婊ゅ墠鍚庣┖鏍�
-                escapseValues[i] = EscapeUtil.clean(values[i]).trim();
+                escapseValues[i] = HtmlUtil.cleanHtmlTag(values[i]).trim();
             }
             return escapseValues;
         }
@@ -46,46 +43,44 @@
     }
 
     @Override
-    public ServletInputStream getInputStream() throws IOException
-    {
+    public ServletInputStream getInputStream() throws IOException {
         // 闈瀓son绫诲瀷锛岀洿鎺ヨ繑鍥�
-        if (!isJsonRequest())
-        {
+        if (!isJsonRequest()) {
             return super.getInputStream();
         }
 
         // 涓虹┖锛岀洿鎺ヨ繑鍥�
-        String json = IOUtils.toString(super.getInputStream(), "utf-8");
-        if (StringUtils.isEmpty(json))
-        {
+        String json = IoUtil.read(super.getInputStream(), StandardCharsets.UTF_8);
+        if (StringUtils.isEmpty(json)) {
             return super.getInputStream();
         }
 
         // xss杩囨护
-        json = EscapeUtil.clean(json).trim();
-        final ByteArrayInputStream bis = new ByteArrayInputStream(json.getBytes("utf-8"));
-        return new ServletInputStream()
-        {
+        json = HtmlUtil.cleanHtmlTag(json).trim();
+        byte[] jsonBytes = json.getBytes(StandardCharsets.UTF_8);
+        final ByteArrayInputStream bis = IoUtil.toStream(jsonBytes);
+        return new ServletInputStream() {
             @Override
-            public boolean isFinished()
-            {
+            public boolean isFinished() {
                 return true;
             }
 
             @Override
-            public boolean isReady()
-            {
+            public boolean isReady() {
                 return true;
             }
 
             @Override
-            public void setReadListener(ReadListener readListener)
-            {
+            public int available() throws IOException {
+                return jsonBytes.length;
             }
 
             @Override
-            public int read() throws IOException
-            {
+            public void setReadListener(ReadListener readListener) {
+            }
+
+            @Override
+            public int read() throws IOException {
                 return bis.read();
             }
         };
@@ -93,13 +88,11 @@
 
     /**
      * 鏄惁鏄疛son璇锋眰
-     * 
+     *
      * @param request
      */
-    public boolean isJsonRequest()
-    {
+    public boolean isJsonRequest() {
         String header = super.getHeader(HttpHeaders.CONTENT_TYPE);
-        return MediaType.APPLICATION_JSON_VALUE.equalsIgnoreCase(header)
-                || MediaType.APPLICATION_JSON_UTF8_VALUE.equalsIgnoreCase(header);
+        return StringUtils.startsWithIgnoreCase(header, MediaType.APPLICATION_JSON_VALUE);
     }
 }
\ No newline at end of file

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