|
|
|
@ -11,6 +11,11 @@ import com.ruoyi.common.core.utils.StringUtils;
@@ -11,6 +11,11 @@ import com.ruoyi.common.core.utils.StringUtils;
|
|
|
|
|
public class SqlUtil |
|
|
|
|
{ |
|
|
|
|
/** |
|
|
|
|
* 定义常用的 sql关键字 |
|
|
|
|
*/ |
|
|
|
|
public static String SQL_REGEX = "select |insert |delete |update |drop |count |exec |chr |mid |master |truncate |char |and |declare "; |
|
|
|
|
|
|
|
|
|
/** |
|
|
|
|
* 仅支持字母、数字、下划线、空格、逗号、小数点(支持多个字段排序) |
|
|
|
|
*/ |
|
|
|
|
public static String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,\\.]+"; |
|
|
|
@ -34,4 +39,23 @@ public class SqlUtil
@@ -34,4 +39,23 @@ public class SqlUtil
|
|
|
|
|
{ |
|
|
|
|
return value.matches(SQL_PATTERN); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/** |
|
|
|
|
* SQL关键字检查 |
|
|
|
|
*/ |
|
|
|
|
public static void filterKeyword(String value) |
|
|
|
|
{ |
|
|
|
|
if (StringUtils.isEmpty(value)) |
|
|
|
|
{ |
|
|
|
|
return; |
|
|
|
|
} |
|
|
|
|
String[] sqlKeywords = StringUtils.split(SQL_REGEX, "\\|"); |
|
|
|
|
for (int i = 0; i < sqlKeywords.length; i++) |
|
|
|
|
{ |
|
|
|
|
if (StringUtils.indexOfIgnoreCase(value, sqlKeywords[i]) > -1) |
|
|
|
|
{ |
|
|
|
|
throw new UtilException("参数存在SQL注入风险"); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|