blade-tool/blade-core-tool/src/main/java/org/springblade/core/tool/support/xss/XssFilter.java

64 lines
1.9 KiB
Java

/**
* Copyright (c) 2018-2028, Chill Zhuang 庄骞 (smallchill@163.com).
* <p>
* Licensed under the GNU LESSER GENERAL PUBLIC LICENSE 3.0;
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* <p>
* http://www.gnu.org/licenses/lgpl.html
* <p>
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springblade.core.tool.support.xss;
import lombok.AllArgsConstructor;
import org.springframework.util.AntPathMatcher;
import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;
/**
* XSS过滤
*
* @author Chill
*/
@AllArgsConstructor
public class XssFilter implements Filter {
private final XssProperties xssProperties;
private final XssUrlProperties xssUrlProperties;
private final AntPathMatcher antPathMatcher = new AntPathMatcher();
@Override
public void init(FilterConfig config) {
}
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
String path = ((HttpServletRequest) request).getServletPath();
if (isSkip(path)) {
chain.doFilter(request, response);
} else {
XssHttpServletRequestWrapper xssRequest = new XssHttpServletRequestWrapper((HttpServletRequest) request);
chain.doFilter(xssRequest, response);
}
}
private boolean isSkip(String path) {
return (xssUrlProperties.getExcludePatterns().stream().anyMatch(pattern -> antPathMatcher.match(pattern, path)))
|| (xssProperties.getSkipUrl().stream().anyMatch(pattern -> antPathMatcher.match(pattern, path)));
}
@Override
public void destroy() {
}
}