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OPEN - issue SEC-966: Consider adding escapeXml attribute to security:authentication 

http://jira.springframework.org/browse/SEC-966.  Added escaping of rendered text as default.
This commit is contained in:
Luke Taylor 2008-08-26 16:21:29 +00:00
parent a4e4120443
commit d781deffe7
2 changed files with 12 additions and 7 deletions
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14
core/src/main/java/org/springframework/security/util/TextUtils.java
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@ -2,18 +2,22 @@ package org.springframework.security.util;
/**
* Utilities for working with Strings and text.
*
*
* @author Luke Taylor
* @version $Id$
*/
public abstract class TextUtils {
public static String escapeEntities(String s) {
if (s == null || s.length() == 0) {
return s;
}
StringBuffer sb = new StringBuffer();
for (int i=0; i < s.length(); i++) {
char c = s.charAt(i);
if(c == '<') {
sb.append("&lt;");
} else if (c == '>') {
@ -26,8 +30,8 @@ public abstract class TextUtils {
sb.append(c);
}
}
return sb.toString();
}
}

5
taglibs/src/main/java/org/springframework/security/taglibs/authz/AuthenticationTag.java
View File

@ -19,6 +19,7 @@ import org.springframework.security.Authentication;
import org.springframework.security.context.SecurityContext;
import org.springframework.security.context.SecurityContextHolder;
import org.springframework.security.util.TextUtils;
import org.springframework.beans.BeanWrapperImpl;
import org.springframework.beans.BeansException;
@ -94,7 +95,7 @@ public class AuthenticationTag extends TagSupport {
if (auth.getPrincipal() == null) {
return Tag.EVAL_PAGE;
}
try {
BeanWrapperImpl wrapper = new BeanWrapperImpl(auth);
result = wrapper.getPropertyValue(property);
@ -120,7 +121,7 @@ public class AuthenticationTag extends TagSupport {
}
}
} else {
writeMessage(String.valueOf(result));
writeMessage(TextUtils.escapeEntities(String.valueOf(result)));
}
return EVAL_PAGE;
}