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Unbreak CssSchema.withProperties(Map) #313

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merged 1 commit into from
Feb 2, 2024
Merged

Unbreak CssSchema.withProperties(Map) #313

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5 changes: 3 additions & 2 deletions src/main/java/org/owasp/html/CssSchema.java
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Original file line number Diff line number Diff line change
Expand Up @@ -164,15 +164,16 @@ public static CssSchema withProperties(
Map<String, Property> propertyMap =
new HashMap<>();
// check that all fnKeys are defined in properties.
for (Map.Entry<String, Property> e : propertyMap.entrySet()) {
for (Map.Entry<? extends String, ? extends Property> e : properties.entrySet()) {
Property property = e.getValue();
for (String fnKey : property.fnKeys.values()) {
if (!propertyMap.containsKey(fnKey)) {
if (!properties.containsKey(fnKey)) {
throw new IllegalArgumentException(
"Property map is not self contained. " + e.getValue()
+ " depends on undefined function key " + fnKey);
}
}
propertyMap.put(e.getKey(), e.getValue());
}
return new CssSchema(Map.copyOf(propertyMap));
}
Expand Down
52 changes: 51 additions & 1 deletion src/test/java/org/owasp/html/HtmlPolicyBuilderTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -29,8 +29,10 @@
package org.owasp.html;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
Expand Down Expand Up @@ -250,7 +252,31 @@ public void testSpecificStyleFilterung() {
}

@Test
public void testUnionStyleFilterung() {
public void testCustomPropertyStyleFiltering() {
assertEquals(
Arrays.stream(new String[] {
"<h1>Header</h1>",
"<p>Paragraph 1</p>",
"<p>Click me out</p>",
"<p></p>",
"<p><b>Fancy</b> with <i><b>soupy</b></i><b> tags</b>.",
"</p><p style=\"text-align:center\">Stylish Para 1</p>",
"<p>Stylish Para 2</p>",
""}).collect(Collectors.joining("\n")),
apply(new HtmlPolicyBuilder()
.allowCommonInlineFormattingElements()
.allowCommonBlockElements()
.allowStyling(
CssSchema.withProperties(
Map.of("text-align",
new CssSchema.Property(0,
Set.of("center"),
Collections.emptyMap()))))
.allowStandardUrlProtocols()));
}

@Test
public void testUnionStyleFiltering() {
assertEquals(
Arrays.stream(new String[] {
"<h1>Header</h1>",
Expand All @@ -271,6 +297,30 @@ public void testUnionStyleFilterung() {
.allowStandardUrlProtocols()));
}

@Test
public void testCustomPropertyStyleFilteringDisallowed() {
assertEquals(
Arrays.stream(new String[] {
"<h1>Header</h1>",
"<p>Paragraph 1</p>",
"<p>Click me out</p>",
"<p></p>",
"<p><b>Fancy</b> with <i><b>soupy</b></i><b> tags</b>.",
"</p><p>Stylish Para 1</p>",
"<p>Stylish Para 2</p>",
""}).collect(Collectors.joining("\n")),
apply(new HtmlPolicyBuilder()
.allowCommonInlineFormattingElements()
.allowCommonBlockElements()
.allowStyling(
CssSchema.withProperties(
Map.of("text-align",
new CssSchema.Property(0,
Set.of("left", "right"),
Collections.emptyMap()))))
.allowStandardUrlProtocols()));
}

@Test
public static final void testElementTransforming() {
assertEquals(
Expand Down
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