修改
This commit is contained in:
@@ -16,6 +16,7 @@ import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.slf4j.LoggerFactory;
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import jakarta.servlet.http.HttpServletRequest;
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import jakarta.servlet.http.HttpServletRequest;
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import java.io.UnsupportedEncodingException;
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import java.io.UnsupportedEncodingException;
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import java.net.URLDecoder;
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import java.net.URLDecoder;
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import java.net.URLEncoder;
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import java.net.URLEncoder;
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@@ -31,6 +32,7 @@ import java.util.regex.Pattern;
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* 3. Commons-Lang 的 xml/html escape
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* 3. Commons-Lang 的 xml/html escape
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* 4. JDK 提供的 URLEncoder
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* 4. JDK 提供的 URLEncoder
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* 5. XSS、SQL、orderBy 过滤器
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* 5. XSS、SQL、orderBy 过滤器
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*
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* @author calvin、ThinkGem
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* @author calvin、ThinkGem
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* @version 2025-7-9
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* @version 2025-7-9
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*/
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*/
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@@ -70,18 +72,12 @@ public class EncodeUtils {
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* Base64编码.
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* Base64编码.
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*/
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*/
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public static String encodeBase64(String input) {
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public static String encodeBase64(String input) {
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if (StringUtils.isBlank(input)){
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if (StringUtils.isBlank(input)) {
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return StringUtils.EMPTY;
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return StringUtils.EMPTY;
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}
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}
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return new String(Base64.encodeBase64(input.getBytes(StandardCharsets.UTF_8)));
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return new String(Base64.encodeBase64(input.getBytes(StandardCharsets.UTF_8)));
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}
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}
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// /**
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// * Base64编码, URL安全(将Base64中的URL非法字符'+'和'/'转为'-'和'_', 见RFC3548).
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// */
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// public static String encodeUrlSafeBase64(byte[] input) {
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// return Base64.encodeBase64URLSafe(input);
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// }
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/**
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/**
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* Base64解码.
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* Base64解码.
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@@ -94,7 +90,7 @@ public class EncodeUtils {
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* Base64解码.
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* Base64解码.
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*/
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*/
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public static String decodeBase64String(String input) {
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public static String decodeBase64String(String input) {
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if (StringUtils.isBlank(input)){
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if (StringUtils.isBlank(input)) {
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return StringUtils.EMPTY;
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return StringUtils.EMPTY;
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}
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}
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return new String(Base64.decodeBase64(input.getBytes(StandardCharsets.UTF_8)), StandardCharsets.UTF_8);
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return new String(Base64.decodeBase64(input.getBytes(StandardCharsets.UTF_8)), StandardCharsets.UTF_8);
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@@ -150,7 +146,7 @@ public class EncodeUtils {
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* URL 编码, Encode默认为UTF-8.
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* URL 编码, Encode默认为UTF-8.
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*/
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*/
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public static String encodeUrl(String part, String encoding) {
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public static String encodeUrl(String part, String encoding) {
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if (part == null){
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if (part == null) {
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return null;
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return null;
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}
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}
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try {
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try {
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@@ -171,7 +167,7 @@ public class EncodeUtils {
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* URL 解码, Encode默认为UTF-8.
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* URL 解码, Encode默认为UTF-8.
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*/
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*/
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public static String decodeUrl(String part, String encoding) {
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public static String decodeUrl(String part, String encoding) {
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if (part == null){
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if (part == null) {
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return null;
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return null;
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}
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}
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try {
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try {
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@@ -199,6 +195,7 @@ public class EncodeUtils {
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/**
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/**
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* XSS 非法字符过滤,内容以<!--HTML-->开头的用以下规则(保留标签)
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* XSS 非法字符过滤,内容以<!--HTML-->开头的用以下规则(保留标签)
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*
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* @author ThinkGem
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* @author ThinkGem
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*/
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*/
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public static String xssFilter(String text) {
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public static String xssFilter(String text) {
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@@ -207,59 +204,39 @@ public class EncodeUtils {
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/**
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/**
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* XSS 非法字符过滤,内容以<!--HTML-->开头的用以下规则(保留标签)
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* XSS 非法字符过滤,内容以<!--HTML-->开头的用以下规则(保留标签)
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*
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* @author ThinkGem
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* @author ThinkGem
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*/
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*/
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public static String xssFilter(String text, HttpServletRequest request) {
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public static String xssFilter(String text, HttpServletRequest request) {
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request = (request != null ? request : ServletUtils.getRequest());
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// 获取当前请求对象(优先级:入参 > 上下文获取)
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if (request != null && StringUtils.containsAny(request.getRequestURI(), ServletUtils.XSS_FILE_EXCLUDE_URI)) {
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HttpServletRequest currentRequest = (request != null) ? request : ServletUtils.getRequest();
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// 排除指定URI的过滤
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if (currentRequest != null && StringUtils.containsAny(currentRequest.getRequestURI(), ServletUtils.XSS_FILE_EXCLUDE_URI)) {
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return text;
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return text;
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}
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}
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String oriValue = StringUtils.trim(text);
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// 空值处理
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if (text != null){
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if (text == null) {
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String value = oriValue;
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for (Pattern pattern : xssPatterns) {
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Matcher matcher = pattern.matcher(value);
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if (matcher.find()) {
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value = matcher.replaceAll(StringUtils.EMPTY);
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}
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}
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// 如果开始不是HTML,XML,JOSN格式,则再进行HTML的 "、<、> 转码。
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if (!StringUtils.startsWithIgnoreCase(value, "<!--HTML-->") // HTML
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&& !StringUtils.startsWithIgnoreCase(value, "<?xml ") // XML
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&& !(StringUtils.startsWith(value, "{") && StringUtils.endsWith(value, "}")) // JSON Object
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&& !(StringUtils.startsWith(value, "[") && StringUtils.endsWith(value, "]")) // JSON Array
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){
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StringBuilder sb = new StringBuilder();
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for (int i = 0; i < value.length(); i++) {
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char c = value.charAt(i);
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switch (c) {
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case '>':
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sb.append(">");
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break;
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case '<':
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sb.append("<");
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break;
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case '\'':
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sb.append("'");
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break;
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case '\"':
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sb.append(""");
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break;
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default:
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sb.append(c);
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break;
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}
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}
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value = sb.toString();
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}
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if (logger.isInfoEnabled() && !value.equals(oriValue)){
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logger.info("xssFilter: {} <=<=<= {} source: {}", value, text,
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request != null ? request.getRequestURL() : "common");
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}
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return value;
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}
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return null;
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return null;
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}
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}
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// 去除首尾空格,保留原始值用于日志对比
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String originalValue = StringUtils.trim(text);
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String filteredValue = originalValue;
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// 执行XSS正则过滤
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if (!filteredValue.isEmpty()) {
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for (Pattern pattern : xssPatterns) {
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Matcher matcher = pattern.matcher(filteredValue);
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if (matcher.find()) {
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filteredValue = matcher.replaceAll(StringUtils.EMPTY);
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}
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}
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}
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// 记录过滤日志(仅当内容有变化时)
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if (logger.isInfoEnabled() && !filteredValue.equals(originalValue)) {
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String requestUrl = currentRequest != null ? currentRequest.getRequestURL().toString() : "common";
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logger.info("xssFilter: {} <=<=<= {} source: {}", filteredValue, text, requestUrl);
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}
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return filteredValue;
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}
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// 预编译SQL过滤正则表达式
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// 预编译SQL过滤正则表达式
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private static final Pattern sqlPattern = Pattern.compile(
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private static final Pattern sqlPattern = Pattern.compile(
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@@ -271,18 +248,20 @@ public class EncodeUtils {
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/**
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/**
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* SQL过滤,防止注入,传入参数输入有select相关代码,替换空。
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* SQL过滤,防止注入,传入参数输入有select相关代码,替换空。
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*
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* @author ThinkGem
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* @author ThinkGem
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*/
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*/
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public static String sqlFilter(String text){
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public static String sqlFilter(String text) {
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return sqlFilter(text, "common");
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return sqlFilter(text, "common");
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}
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}
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/**
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/**
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* SQL过滤,防止注入,传入参数输入有select相关代码,替换空。
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* SQL过滤,防止注入,传入参数输入有select相关代码,替换空。
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*
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* @author ThinkGem
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* @author ThinkGem
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*/
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*/
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public static String sqlFilter(String text, String source){
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public static String sqlFilter(String text, String source) {
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if (text != null){
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if (text != null) {
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String value = text;
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String value = text;
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if (StringUtils.inString(source, "simple", "orderBy")) {
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if (StringUtils.inString(source, "simple", "orderBy")) {
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Matcher matcher = simplePattern.matcher(value);
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Matcher matcher = simplePattern.matcher(value);
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@@ -300,7 +279,7 @@ public class EncodeUtils {
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value = matcher.replaceAll(StringUtils.EMPTY);
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value = matcher.replaceAll(StringUtils.EMPTY);
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}
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}
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}
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}
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if (logger.isWarnEnabled() && !value.equals(text)){
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if (logger.isWarnEnabled() && !value.equals(text)) {
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logger.info("sqlFilter: {} <=<=<= {} source: {}", value, text, source);
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logger.info("sqlFilter: {} <=<=<= {} source: {}", value, text, source);
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return StringUtils.EMPTY;
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return StringUtils.EMPTY;
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}
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}
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@@ -316,8 +295,8 @@ public class EncodeUtils {
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/**
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/**
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* 手机号码进行掩码处理
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* 手机号码进行掩码处理
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*/
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*/
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public static String mobileMask(String mobile){
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public static String mobileMask(String mobile) {
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if (StringUtils.isBlank(mobile)){
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if (StringUtils.isBlank(mobile)) {
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return mobile;
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return mobile;
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}
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}
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return mobilePattern.matcher(mobile).replaceAll("$1****$3");
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return mobilePattern.matcher(mobile).replaceAll("$1****$3");
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@@ -326,8 +305,8 @@ public class EncodeUtils {
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/**
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/**
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* 对电子邮箱进行掩码处理
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* 对电子邮箱进行掩码处理
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*/
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*/
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public static String emailMask(String email){
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public static String emailMask(String email) {
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if (StringUtils.isBlank(email)){
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if (StringUtils.isBlank(email)) {
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return email;
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return email;
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}
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}
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return emailPattern.matcher(email).replaceAll("$1****$3$4");
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return emailPattern.matcher(email).replaceAll("$1****$3$4");
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@@ -214,8 +214,8 @@ public class MysqlUtils {
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public static ExecResult getExecResult(BizDbConfig dbConfig, String sql) {
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public static ExecResult getExecResult(BizDbConfig dbConfig, String sql) {
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try {
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try {
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EXEC_FILE = null;
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Connection conn = getConnection(dbConfig.getDbIp(), dbConfig.getDbPort(), dbConfig.getDbUsername(), dbConfig.getDbPassword());
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Connection conn = getConnection(dbConfig.getDbIp(), dbConfig.getDbPort(), dbConfig.getDbUsername(), dbConfig.getDbPassword());
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Statement statement = conn.createStatement();
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Statement statement = conn.createStatement();
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boolean isQuery = sql.trim().toUpperCase().startsWith("SELECT");
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boolean isQuery = sql.trim().toUpperCase().startsWith("SELECT");
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