| commit | author | age | ||
| 43dc29 | 1 | package com.odcc.cpzidc.common.xss; |
| Y | 2 | |
| 3 | import com.odcc.cpzidc.common.utils.StringUtils; | |
| 4 | import javax.validation.ConstraintValidator; | |
| 5 | import javax.validation.ConstraintValidatorContext; | |
| 6 | import java.util.regex.Matcher; | |
| 7 | import java.util.regex.Pattern; | |
| 8 | ||
| 9 | /** | |
| 10 | * 自定义xss校验注解实现 | |
| 11 | * | |
| 12 | * @author ruoyi | |
| 13 | */ | |
| 14 | public class XssValidator implements ConstraintValidator<Xss, String> | |
| 15 | { | |
| 16 | private static final String HTML_PATTERN = "<(\\S*?)[^>]*>.*?|<.*? />"; | |
| 17 | ||
| 18 | @Override | |
| 19 | public boolean isValid(String value, ConstraintValidatorContext constraintValidatorContext) | |
| 20 | { | |
| 21 | if (StringUtils.isBlank(value)) | |
| 22 | { | |
| 23 | return true; | |
| 24 | } | |
| 25 | return !containsHtml(value); | |
| 26 | } | |
| 27 | ||
| 28 | public static boolean containsHtml(String value) | |
| 29 | { | |
| 30 | StringBuilder sHtml = new StringBuilder(); | |
| 31 | Pattern pattern = Pattern.compile(HTML_PATTERN); | |
| 32 | Matcher matcher = pattern.matcher(value); | |
| 33 | while (matcher.find()) | |
| 34 | { | |
| 35 | sHtml.append(matcher.group()); | |
| 36 | } | |
| 37 | return pattern.matcher(sHtml).matches(); | |
| 38 | } | |
| 39 | } | |
