Plexus/Plex-FAWE
1
0
Fork 0
mirror of https://github.com/plexusorg/Plex-FAWE.git synced 2024-07-01 06:31:45 +00:00
Code Issues Packages Projects Releases Wiki Activity

fix: fix regex block masking (#2242)

Browse Source
This commit is contained in:
Jordan 2023-06-22 11:24:03 +01:00 committed by GitHub
parent 88533118bc
commit d961aa91bc
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 156 additions and 224 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

374
worldedit-core/src/main/java/com/fastasyncworldedit/core/function/mask/BlockMaskBuilder.java
View File

@ -20,12 +20,11 @@ import com.sk89q.worldedit.world.block.BlockType;
import com.sk89q.worldedit.world.block.BlockTypes;
import com.sk89q.worldedit.world.block.BlockTypesCache;
import java.util.AbstractMap;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
@ -36,10 +35,12 @@ import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.function.BiPredicate;
import java.util.function.Predicate;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import static com.google.common.base.Preconditions.checkNotNull;
public class BlockMaskBuilder {
private static final Operator GREATER = (a, b) -> a > b;
@ -63,58 +64,97 @@ public class BlockMaskBuilder {
this.bitSets = bitSets;
}
private boolean filterRegex(BlockType blockType, PropertyKey key, String regex) {
private boolean handleRegex(BlockType blockType, PropertyKey key, String regex, FuzzyStateAllowingBuilder builder) {
Property<Object> property = blockType.getProperty(key);
if (property == null) {
return false;
}
List<Object> values = property.getValues();
boolean result = false;
List<Object> values = property.getValues();
for (int i = 0; i < values.size(); i++) {
Object value = values.get(i);
if (!value.toString().matches(regex) && has(blockType, property, i)) {
filter(blockType, property, i);
if (values.get(i).toString().matches(regex)) {
builder.allow(property, i);
result = true;
}
}
return result;
}
private boolean filterOperator(BlockType blockType, PropertyKey key, Operator operator, CharSequence value) {
private boolean handleOperator(
BlockType blockType,
PropertyKey key,
Operator operator,
CharSequence stringValue,
FuzzyStateAllowingBuilder builder
) {
Property<Object> property = blockType.getProperty(key);
if (property == null) {
return false;
}
int index = property.getIndexFor(value);
int index = property.getIndexFor(stringValue);
List<Object> values = property.getValues();
boolean result = false;
for (int i = 0; i < values.size(); i++) {
if (!operator.test(index, i) && has(blockType, property, i)) {
filter(blockType, property, i);
if (operator.test(index, i)) {
builder.allow(property, i);
result = true;
}
}
return result;
}
private boolean filterRegexOrOperator(BlockType type, PropertyKey key, Operator operator, CharSequence value) {
boolean result = false;
if (!type.hasProperty(key)) {
if (operator == EQUAL) {
result = bitSets[type.getInternalId()] != null;
remove(type);
private boolean handleRegexOrOperator(
BlockType type,
PropertyKey key,
Operator operator,
CharSequence value,
FuzzyStateAllowingBuilder builder
) {
if (!type.hasProperty(key) && operator == EQUAL) {
return false;
}
if (value.length() == 0) {
return false;
}
if ((operator == EQUAL || operator == EQUAL_OR_NULL) && !StringMan.isAlphanumericUnd(value)) {
return handleRegex(type, key, value.toString(), builder);
} else {
return handleOperator(type, key, operator, value, builder);
}
}
private void add(FuzzyStateAllowingBuilder builder) {
long[] states = bitSets[builder.getType().getInternalId()];
if (states == ALL) {
bitSets[builder.getType().getInternalId()] = states = FastBitSet.create(builder.getType().getMaxStateId() + 1);
FastBitSet.unsetAll(states);
}
applyRecursive(0, builder.getType().getInternalId(), builder, states);
}
private void applyRecursive(
int propertiesIndex,
int state,
FuzzyStateAllowingBuilder builder,
long[] states
) {
AbstractProperty<?> current = (AbstractProperty<?>) builder.getType().getProperties().get(propertiesIndex);
List<?> values = current.getValues();
if (propertiesIndex + 1 < builder.getType().getProperties().size()) {
for (int i = 0; i < values.size(); i++) {
if (builder.allows(current) || builder.allows(current, i)) {
int newState = current.modifyIndex(state, i);
applyRecursive(propertiesIndex + 1, newState, builder, states);
}
}
} else {
if (value.length() == 0) {
return result;
}
if ((operator == EQUAL || operator == EQUAL_OR_NULL) && !StringMan.isAlphanumericUnd(value)) {
result = filterRegex(type, key, value.toString());
} else {
result = filterOperator(type, key, operator, value);
for (int i = 0; i < values.size(); i++) {
if (builder.allows(current) || builder.allows(current, i)) {
int index = current.modifyIndex(state, i) >> BlockTypesCache.BIT_OFFSET;
FastBitSet.set(states, index);
}
}
}
return result;
}
public BlockMaskBuilder addRegex(final String input) throws InputParseException {
@ -130,26 +170,28 @@ public class BlockMaskBuilder {
charSequence.setString(input);
charSequence.setSubstring(0, propStart);
BlockType type = null;
List<BlockType> blockTypeList = null;
List<BlockType> blockTypeList;
List<FuzzyStateAllowingBuilder> builders;
if (StringMan.isAlphanumericUnd(charSequence)) {
type = BlockTypes.parse(charSequence.toString());
BlockType type = BlockTypes.parse(charSequence.toString());
blockTypeList = Collections.singletonList(type);
builders = Collections.singletonList(new FuzzyStateAllowingBuilder(type));
add(type);
} else {
String regex = charSequence.toString();
blockTypeList = new ArrayList<>();
for (BlockType myType : BlockTypesCache.values) {
if (myType.getId().matches(regex)) {
blockTypeList.add(myType);
add(myType);
builders = new ArrayList<>();
Pattern pattern = Pattern.compile("(minecraft:)?" + regex);
for (BlockType type : BlockTypesCache.values) {
if (pattern.matcher(type.getId()).find()) {
blockTypeList.add(type);
builders.add(new FuzzyStateAllowingBuilder(type));
add(type);
}
}
if (blockTypeList.isEmpty()) {
throw new InputParseException(Caption.of("fawe.error.no-block-found", TextComponent.of(input)));
}
if (blockTypeList.size() == 1) {
type = blockTypeList.get(0);
}
}
// Empty string
charSequence.setSubstring(0, 0);
@ -169,11 +211,11 @@ public class BlockMaskBuilder {
}
case ']', ',' -> {
charSequence.setSubstring(last, i);
if (key == null && PropertyKey.getByName(charSequence) == null) {
if (key == null && (key = PropertyKey.getByName(charSequence)) == null) {
suggest(
input,
charSequence.toString(),
type != null ? Collections.singleton(type) : blockTypeList
blockTypeList
);
}
if (operator == null) {
@ -182,34 +224,20 @@ public class BlockMaskBuilder {
() -> Arrays.asList("=", "~", "!", "<", ">", "<=", ">=")
);
}
boolean filtered = false;
if (type != null) {
filtered = filterRegexOrOperator(type, key, operator, charSequence);
} else {
for (BlockType myType : blockTypeList) {
filtered |= filterRegexOrOperator(myType, key, operator, charSequence);
for (int index = 0; index < blockTypeList.size(); index++) {
if (!handleRegexOrOperator(
blockTypeList.get(index),
key,
operator,
charSequence,
builders.get(index)
)) {
// If we cannot find a matching property for all to mask, do not mask the block
blockTypeList.remove(index);
builders.remove(index);
index--;
}
}
if (!filtered) {
String value = charSequence.toString();
final PropertyKey fKey = key;
Collection<BlockType> types = type != null ? Collections.singleton(type) : blockTypeList;
throw new SuggestInputParseException(Caption.of("fawe.error.no-value-for-input", input), () -> {
HashSet<String> values = new HashSet<>();
types.stream().filter(t -> t.hasProperty(fKey)).forEach(t -> {
Property<Object> p = t.getProperty(fKey);
for (int j = 0; j < p.getValues().size(); j++) {
if (has(t, p, j)) {
String o = p.getValues().get(j).toString();
if (o.startsWith(value)) {
values.add(o);
}
}
}
});
return new ArrayList<>(values);
});
}
// Reset state
key = null;
operator = null;
@ -235,7 +263,7 @@ public class BlockMaskBuilder {
suggest(
input,
charSequence.toString(),
type != null ? Collections.singleton(type) : blockTypeList
blockTypeList
);
}
}
@ -245,13 +273,18 @@ public class BlockMaskBuilder {
}
}
}
for (FuzzyStateAllowingBuilder builder : builders) {
if (builder.allows()) {
add(builder);
}
}
} else {
if (StringMan.isAlphanumericUnd(input)) {
add(BlockTypes.parse(input));
} else {
boolean success = false;
for (BlockType myType : BlockTypesCache.values) {
if (myType.getId().matches(input)) {
if (myType.getId().matches("(minecraft:)?" + input)) {
add(myType);
success = true;
}
@ -275,16 +308,6 @@ public class BlockMaskBuilder {
return this;
}
private <T> boolean has(BlockType type, Property<T> property, int index) {
AbstractProperty<T> prop = (AbstractProperty<T>) property;
long[] states = bitSets[type.getInternalId()];
if (states == null) {
return false;
}
int localI = index << prop.getBitOffset() >> BlockTypesCache.BIT_OFFSET;
return (states == ALL || FastBitSet.get(states, localI));
}
private void suggest(String input, String property, Collection<BlockType> finalTypes) throws InputParseException {
throw new SuggestInputParseException(Caption.of("worldedit.error.parser.unknown-property", property, input), () -> {
Set<PropertyKey> keys = PropertyKeySet.empty();
@ -381,42 +404,6 @@ public class BlockMaskBuilder {
return this;
}
@SuppressWarnings({"unchecked", "rawtypes"})
public <T> BlockMaskBuilder filter(
Predicate<BlockType> typePredicate,
BiPredicate<BlockType, Map.Entry<Property<T>, T>> allowed
) {
for (int i = 0; i < bitSets.length; i++) {
long[] states = bitSets[i];
if (states == null) {
continue;
}
BlockType type = BlockTypes.get(i);
if (!typePredicate.test(type)) {
bitSets[i] = null;
continue;
}
List<AbstractProperty<?>> properties = (List<AbstractProperty<?>>) type.getProperties();
for (AbstractProperty<?> prop : properties) {
List<?> values = prop.getValues();
for (int j = 0; j < values.size(); j++) {
int localI = j << prop.getBitOffset() >> BlockTypesCache.BIT_OFFSET;
if (states == ALL || FastBitSet.get(states, localI)) {
if (!allowed.test(type, new AbstractMap.SimpleEntry(prop, values.get(j)))) {
if (states == ALL) {
bitSets[i] = states = FastBitSet.create(type.getMaxStateId() + 1);
FastBitSet.setAll(states);
}
FastBitSet.clear(states, localI);
reset(false);
}
}
}
}
}
return this;
}
public BlockMaskBuilder add(BlockType type) {
bitSets[type.getInternalId()] = ALL;
return this;
@ -478,117 +465,6 @@ public class BlockMaskBuilder {
return this;
}
@SuppressWarnings({"unchecked", "rawtypes"})
public BlockMaskBuilder addAll(
Predicate<BlockType> typePredicate,
BiPredicate<BlockType, Map.Entry<Property<?>, ?>> propPredicate
) {
for (int i = 0; i < bitSets.length; i++) {
long[] states = bitSets[i];
if (states == ALL) {
continue;
}
BlockType type = BlockTypes.get(i);
if (!typePredicate.test(type)) {
continue;
}
for (AbstractProperty<?> prop : (List<AbstractProperty<?>>) type.getProperties()) {
List<?> values = prop.getValues();
for (int j = 0; j < values.size(); j++) {
int localI = j << prop.getBitOffset() >> BlockTypesCache.BIT_OFFSET;
if (states == null || !FastBitSet.get(states, localI)) {
if (propPredicate.test(type, new AbstractMap.SimpleEntry(prop, values.get(j)))) {
if (states == null) {
bitSets[i] = states = FastBitSet.create(type.getMaxStateId() + 1);
}
FastBitSet.set(states, localI);
reset(false);
}
}
}
}
}
return this;
}
public <T> BlockMaskBuilder add(BlockType type, Property<T> property, int index) {
AbstractProperty<T> prop = (AbstractProperty<T>) property;
long[] states = bitSets[type.getInternalId()];
if (states == ALL) {
return this;
}
List<T> values = property.getValues();
int localI = index << prop.getBitOffset() >> BlockTypesCache.BIT_OFFSET;
if (states == null || !FastBitSet.get(states, localI)) {
if (states == null) {
bitSets[type.getInternalId()] = states = FastBitSet.create(type.getMaxStateId() + 1);
}
set(type, states, property, index);
reset(false);
}
return this;
}
public <T> BlockMaskBuilder filter(BlockType type, Property<T> property, int index) {
AbstractProperty<T> prop = (AbstractProperty<T>) property;
long[] states = bitSets[type.getInternalId()];
if (states == null) {
return this;
}
List<T> values = property.getValues();
int localI = index << prop.getBitOffset() >> BlockTypesCache.BIT_OFFSET;
if (states == ALL || FastBitSet.get(states, localI)) {
if (states == ALL) {
bitSets[type.getInternalId()] = states = FastBitSet.create(type.getMaxStateId() + 1);
FastBitSet.setAll(states);
}
clear(type, states, property, index);
reset(false);
}
return this;
}
private void applyRecursive(List<Property> properties, int propertiesIndex, int state, long[] states, boolean set) {
AbstractProperty current = (AbstractProperty) properties.get(propertiesIndex);
List values = current.getValues();
if (propertiesIndex + 1 < properties.size()) {
for (int i = 0; i < values.size(); i++) {
int newState = current.modifyIndex(state, i);
applyRecursive(properties, propertiesIndex + 1, newState, states, set);
}
} else {
for (int i = 0; i < values.size(); i++) {
int index = current.modifyIndex(state, i) >> BlockTypesCache.BIT_OFFSET;
if (set) {
FastBitSet.set(states, index);
} else {
FastBitSet.clear(states, index);
}
}
}
}
private void set(BlockType type, long[] bitSet, Property property, int index) {
FastBitSet.set(bitSet, index);
if (type.getProperties().size() > 1) {
ArrayList<Property> properties = new ArrayList<>(type.getProperties());
properties.remove(property);
int state = ((AbstractProperty) property).modifyIndex(type.getInternalId(), index);
applyRecursive(properties, 0, state, bitSet, true);
}
}
private void clear(BlockType type, long[] bitSet, Property property, int index) {
FastBitSet.clear(bitSet, index);
if (type.getProperties().size() > 1) {
ArrayList<Property> properties = new ArrayList<>(type.getProperties());
properties.remove(property);
int state = ((AbstractProperty) property).modifyIndex(type.getInternalId(), index);
applyRecursive(properties, 0, state, bitSet, false);
}
}
public BlockMaskBuilder optimize() {
if (!optimizedStates) {
for (int i = 0; i < bitSets.length; i++) {
@ -667,4 +543,56 @@ public class BlockMaskBuilder {
}
private static class FuzzyStateAllowingBuilder {
private final BlockType type;
private final Map<Property<?>, List<Integer>> masked = new HashMap<>();
private FuzzyStateAllowingBuilder(BlockType type) {
this.type = type;
}
private BlockType getType() {
return this.type;
}
private List<Property<?>> getMaskedProperties() {
return masked
.entrySet()
.stream()
.filter(e -> !e.getValue().isEmpty())
.map(Map.Entry::getKey)
.collect(Collectors.toList());
}
private void allow(Property<?> property, int index) {
checkNotNull(property);
if (!type.hasProperty(property.getKey())) {
throw new IllegalArgumentException(String.format(
"Property %s cannot be applied to block type %s",
property.getName(),
type.getId()
));
}
masked.computeIfAbsent(property, k -> new ArrayList<>()).add(index);
}
private boolean allows() {
//noinspection SimplifyStreamApiCallChains - Marginally faster like this
return !masked.isEmpty() && !masked.values().stream().anyMatch(List::isEmpty);
}
private boolean allows(Property<?> property) {
return !masked.containsKey(property);
}
private boolean allows(Property<?> property, int index) {
if (!masked.containsKey(property)) {
return true;
}
return masked.get(property).contains(index);
}
}
}

4
worldedit-core/src/main/java/com/fastasyncworldedit/core/math/FastBitSet.java
View File

@ -69,6 +69,10 @@ public class FastBitSet {
Arrays.fill(bits, -1L);
}
public static void unsetAll(long[] bits) {
Arrays.fill(bits, 0);
}
public static void and(long[] bits, final long[] other) {
final int end = Math.min(other.length, bits.length);
for (int i = 0; i < end; ++i) {

2
worldedit-core/src/main/java/com/sk89q/worldedit/world/block/FuzzyBlockState.java
View File

@ -182,7 +182,7 @@ public class FuzzyBlockState extends BlockState {
checkNotNull(property);
checkNotNull(value);
checkNotNull(type, "The type must be set before the properties!");
type.getProperty(property.getName()); // Verify the property is valid for this type
checkNotNull(type.getProperty(property.getName())); // Verify the property is valid for this type
values.put(property, value);
return this;
}