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Code Issues Projects Releases Wiki Activity

Implement Associables to handle non-player region membership checks.

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This commit is contained in:
sk89q 2014-08-17 13:16:45 -07:00
parent ff3fa759d1
commit 41fb8a0722
14 changed files with 590 additions and 236 deletions
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18
src/main/java/com/sk89q/worldguard/LocalPlayer.java
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@ -20,10 +20,13 @@
package com.sk89q.worldguard;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldguard.domains.Association;
import com.sk89q.worldguard.protection.association.RegionAssociable;
import com.sk89q.worldguard.protection.regions.ProtectedRegion;
import java.util.UUID;
public abstract class LocalPlayer {
public abstract class LocalPlayer implements RegionAssociable {
/**
* Get this player's name.
@ -89,7 +92,18 @@ public abstract class LocalPlayer {
* @return Whether this player has {@code perm}
*/
public abstract boolean hasPermission(String perm);
@Override
public Association getAssociation(ProtectedRegion region) {
if (region.isOwner(this)) {
return Association.OWNER;
} else if (region.isMember(this)) {
return Association.MEMBER;
} else {
return Association.NON_MEMBER;
}
}
@Override
public boolean equals(Object obj) {
return obj instanceof LocalPlayer && ((LocalPlayer) obj).getName().equals(getName());

45
src/main/java/com/sk89q/worldguard/bukkit/RegionQuery.java
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@ -22,6 +22,7 @@
import com.sk89q.worldguard.LocalPlayer;
import com.sk89q.worldguard.protection.ApplicableRegionSet;
import com.sk89q.worldguard.protection.GlobalRegionManager;
import com.sk89q.worldguard.protection.association.RegionAssociable;
import com.sk89q.worldguard.protection.flags.DefaultFlag;
import com.sk89q.worldguard.protection.flags.Flag;
import com.sk89q.worldguard.protection.flags.StateFlag;
@ -108,26 +109,46 @@ public ApplicableRegionSet getApplicableRegions(Location location) {
* @param player the player
* @param flags zero or more flags
* @return true if permission is granted
* @see ApplicableRegionSet#testBuild(LocalPlayer, StateFlag...)
* @see ApplicableRegionSet#testBuild(RegionAssociable, StateFlag...)
*/
public boolean testBuild(Location location, Player player, StateFlag... flags) {
checkNotNull(location);
checkNotNull(player);
checkNotNull(flags);
World world = location.getWorld();
WorldConfiguration worldConfig = config.get(world);
if (!worldConfig.useRegions) {
return true;
}
if (player.hasPermission("worldguard.region.bypass." + world.getName())) {
return true;
}
LocalPlayer localPlayer = plugin.wrapPlayer(player);
return getApplicableRegions(location).testBuild(localPlayer, flags);
return testBuild(location, localPlayer, flags);
}
/**
* Test whether the given flags evaluate to {@code ALLOW}, implicitly also
* considering the {@link DefaultFlag#BUILD} flag.
*
* <p>This method is equivalent to calling
* {@link #testState(Location, Player, StateFlag...)} with
* {@code flags} plus the {@code BUILD} flag.</p>
*
* @param location the location
* @param subject the subject
* @param flags zero or more flags
* @return true if permission is granted
* @see ApplicableRegionSet#testBuild(RegionAssociable, StateFlag...)
*/
public boolean testBuild(Location location, RegionAssociable subject, StateFlag... flags) {
checkNotNull(location);
checkNotNull(subject);
checkNotNull(flags);
World world = location.getWorld();
WorldConfiguration worldConfig = config.get(world);
return !worldConfig.useRegions || getApplicableRegions(location).testBuild(subject, flags);
}
/**
@ -144,7 +165,7 @@ public boolean testBuild(Location location, Player player, StateFlag... flags) {
* @param player an optional player, which would be used to determine the region group to apply
* @param flag the flag
* @return true if the result was {@code ALLOW}
* @see ApplicableRegionSet#queryValue(LocalPlayer, Flag)
* @see ApplicableRegionSet#queryValue(RegionAssociable, Flag)
*/
public boolean testState(Location location, @Nullable Player player, StateFlag... flag) {
return StateFlag.test(queryState(location, player, flag));
@ -165,7 +186,7 @@ public boolean testState(Location location, @Nullable Player player, StateFlag..
* @param player an optional player, which would be used to determine the region groups that apply
* @param flags a list of flags to check
* @return a state
* @see ApplicableRegionSet#queryState(LocalPlayer, StateFlag...)
* @see ApplicableRegionSet#queryState(RegionAssociable, StateFlag...)
*/
@Nullable
public State queryState(Location location, @Nullable Player player, StateFlag... flags) {
@ -195,7 +216,7 @@ public State queryState(Location location, @Nullable Player player, StateFlag...
* @param player an optional player, which would be used to determine the region group to apply
* @param flag the flag
* @return a value, which could be {@code null}
* @see ApplicableRegionSet#queryValue(LocalPlayer, Flag)
* @see ApplicableRegionSet#queryValue(RegionAssociable, Flag)
*/
@Nullable
public <V> V queryValue(Location location, @Nullable Player player, Flag<V> flag) {
@ -218,7 +239,7 @@ public <V> V queryValue(Location location, @Nullable Player player, Flag<V> flag
* @param player an optional player, which would be used to determine the region group to apply
* @param flag the flag
* @return a collection of values
* @see ApplicableRegionSet#queryAllValues(LocalPlayer, Flag)
* @see ApplicableRegionSet#queryAllValues(RegionAssociable, Flag)
*/
public <V> Collection<V> queryAllValues(Location location, @Nullable Player player, Flag<V> flag) {
LocalPlayer localPlayer = player != null ? plugin.wrapPlayer(player) : null;

9
src/main/java/com/sk89q/worldguard/bukkit/cause/Cause.java
View File

@ -71,6 +71,15 @@ public boolean isKnown() {
return !causes.isEmpty();
}
@Nullable
public Object getRootCause() {
if (!causes.isEmpty()) {
return causes.get(0);
}
return null;
}
@Nullable
public Player getPlayerRootCause() {
for (Object object : causes) {

51
src/main/java/com/sk89q/worldguard/bukkit/listener/EventAbstractionListener.java
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@ -19,6 +19,7 @@
package com.sk89q.worldguard.bukkit.listener;
import com.google.common.collect.Lists;
import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import com.sk89q.worldguard.bukkit.cause.Cause;
import com.sk89q.worldguard.bukkit.event.block.BreakBlockEvent;
@ -28,6 +29,7 @@
import com.sk89q.worldguard.bukkit.event.entity.SpawnEntityEvent;
import com.sk89q.worldguard.bukkit.event.entity.UseEntityEvent;
import com.sk89q.worldguard.bukkit.event.inventory.UseItemEvent;
import com.sk89q.worldguard.bukkit.util.BlockStateAsBlockFunction;
import com.sk89q.worldguard.bukkit.util.Blocks;
import com.sk89q.worldguard.bukkit.util.Events;
import com.sk89q.worldguard.bukkit.util.Materials;
@ -40,6 +42,7 @@
import org.bukkit.entity.Entity;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.FallingBlock;
import org.bukkit.entity.Item;
import org.bukkit.entity.LivingEntity;
import org.bukkit.entity.Player;
import org.bukkit.entity.ThrownPotion;
@ -84,11 +87,14 @@
import org.bukkit.event.player.PlayerUnleashEntityEvent;
import org.bukkit.event.vehicle.VehicleDamageEvent;
import org.bukkit.event.vehicle.VehicleDestroyEvent;
import org.bukkit.event.world.StructureGrowEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.material.Dispenser;
import org.bukkit.material.MaterialData;
import org.bukkit.util.Vector;
import javax.annotation.Nullable;
import java.util.List;
import static com.sk89q.worldguard.bukkit.cause.Cause.create;
import static com.sk89q.worldguard.bukkit.util.Materials.isBlockModifiedOnClick;
@ -138,6 +144,12 @@ public void onBlockBurn(BlockBurnEvent event) {
Events.fireToCancel(event, new UseBlockEvent(event, Cause.unknown(), event.getBlock()));
}
@EventHandler
public void onStructureGrowEvent(StructureGrowEvent event) {
List<Block> blockList = Lists.transform(event.getBlocks(), new BlockStateAsBlockFunction());
Events.fireBulkEventToCancel(event, new PlaceBlockEvent(event, create(event.getPlayer()), event.getLocation().getWorld(), blockList, Material.AIR));
}
// TODO: Handle EntityCreatePortalEvent?
@EventHandler
@ -162,9 +174,20 @@ public void onEntityChangeBlock(EntityChangeBlockEvent event) {
Events.fireToCancel(event, new BreakBlockEvent(event, create(entity), event.getBlock()));
}
} else {
boolean wasCancelled = event.isCancelled();
Cause cause = create(entity);
Events.fireToCancel(event, new PlaceBlockEvent(event, cause, event.getBlock().getLocation(), to));
if (event.isCancelled() && !wasCancelled && entity instanceof FallingBlock) {
FallingBlock fallingBlock = (FallingBlock) entity;
ItemStack itemStack = new ItemStack(fallingBlock.getMaterial(), 1, fallingBlock.getBlockData());
Item item = block.getWorld().dropItem(fallingBlock.getLocation(), itemStack);
item.setVelocity(new Vector());
if (Events.fireAndTestCancel(new SpawnEntityEvent(event, create(block, entity), item))) {
item.remove();
}
}
}
}
}
@ -331,23 +354,21 @@ public void onPlayerBucketFill(PlayerBucketFillEvent event) {
@EventHandler
public void onBlockFromTo(BlockFromToEvent event) {
if (ABSTRACT_FROM_TO_EVENTS) {
Block from = event.getBlock();
Block to = event.getToBlock();
Block from = event.getBlock();
Block to = event.getToBlock();
// Liquids pass this event when flowing to solid blocks
if (to.getType().isSolid() && Materials.isLiquid(from.getType())) {
return;
}
Cause cause = create(from);
if (from.getType() != Material.AIR) {
Events.fireToCancel(event, new BreakBlockEvent(event, cause, to));
}
Events.fireToCancel(event, new PlaceBlockEvent(event, cause, to.getLocation(), from.getType()));
// Liquids pass this event when flowing to solid blocks
if (to.getType().isSolid() && Materials.isLiquid(from.getType())) {
return;
}
Cause cause = create(from);
if (from.getType() != Material.AIR) {
Events.fireToCancel(event, new BreakBlockEvent(event, cause, to));
}
Events.fireToCancel(event, new PlaceBlockEvent(event, cause, to.getLocation(), from.getType()));
}
//-------------------------------------------------------------------------

257
src/main/java/com/sk89q/worldguard/bukkit/listener/RegionProtectionListener.java
View File

@ -33,12 +33,17 @@
import com.sk89q.worldguard.bukkit.event.entity.UseEntityEvent;
import com.sk89q.worldguard.bukkit.util.Entities;
import com.sk89q.worldguard.bukkit.util.Materials;
import com.sk89q.worldguard.domains.Association;
import com.sk89q.worldguard.protection.ApplicableRegionSet;
import com.sk89q.worldguard.protection.association.Associables;
import com.sk89q.worldguard.protection.association.RegionAssociable;
import com.sk89q.worldguard.protection.association.RegionOverlapAssociation;
import com.sk89q.worldguard.protection.flags.DefaultFlag;
import com.sk89q.worldguard.protection.flags.StateFlag;
import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.command.CommandSender;
import org.bukkit.block.Block;
import org.bukkit.entity.Creeper;
import org.bukkit.entity.EnderDragon;
import org.bukkit.entity.Entity;
@ -65,11 +70,15 @@ public RegionProtectionListener(WorldGuardPlugin plugin) {
/**
* Tell a sender that s/he cannot do something 'here'.
*
* @param sender the sender
* @param cause the cause
* @param subject the subject that the sender was blocked from touching
*/
private void tellErrorMessage(CommandSender sender, Object subject) {
sender.sendMessage(ChatColor.DARK_RED + "Sorry, but you are not allowed to do that here.");
private void tellErrorMessage(Cause cause, Object subject) {
Object rootCause = cause.getRootCause();
if (rootCause instanceof Player) {
((Player) rootCause).sendMessage(ChatColor.DARK_RED + "Sorry, but you are not allowed to do that here.");
}
}
/**
@ -98,6 +107,24 @@ public boolean apply(@Nullable Location location) {
};
}
private RegionAssociable createRegionAssociable(Cause cause) {
Object rootCause = cause.getRootCause();
if (rootCause instanceof Player) {
return getPlugin().wrapPlayer((Player) rootCause);
} else if (rootCause instanceof Entity) {
RegionQuery query = getPlugin().getRegionContainer().createQuery();
ApplicableRegionSet source = query.getApplicableRegions(((Entity) rootCause).getLocation());
return new RegionOverlapAssociation(source.getRegions());
} else if (rootCause instanceof Block) {
RegionQuery query = getPlugin().getRegionContainer().createQuery();
ApplicableRegionSet source = query.getApplicableRegions(((Block) rootCause).getLocation());
return new RegionOverlapAssociation(source.getRegions());
} else {
return Associables.constant(Association.NON_MEMBER);
}
}
@EventHandler(ignoreCancelled = true)
public void onPlaceBlock(final PlaceBlockEvent event) {
if (isWhitelisted(event.getCause())) {
@ -105,36 +132,30 @@ public void onPlaceBlock(final PlaceBlockEvent event) {
}
final Material type = event.getEffectiveMaterial();
final RegionQuery query = getPlugin().getRegionContainer().createQuery();
final RegionAssociable associable = createRegionAssociable(event.getCause());
final Player player;
event.filterBlocks(new Predicate<Location>() {
@Override
public boolean apply(Location target) {
boolean canPlace;
if ((player = event.getCause().getPlayerRootCause()) != null) {
final RegionQuery query = getPlugin().getRegionContainer().createQuery();
// Flint and steel, fire charge
if (type == Material.FIRE) {
canPlace = query.testBuild(target, associable, DefaultFlag.LIGHTER);
event.filterBlocks(new Predicate<Location>() {
@Override
public boolean apply(Location target) {
boolean canPlace;
// Flint and steel, fire charge
if (type == Material.FIRE) {
canPlace = query.testBuild(target, player, DefaultFlag.LIGHTER);
} else {
canPlace = query.testBuild(target, player);
}
if (!canPlace) {
tellErrorMessage(player, target);
return false;
}
return true;
} else {
canPlace = query.testBuild(target, associable);
}
});
} else {
event.setCancelled(true);
}
if (!canPlace) {
tellErrorMessage(event.getCause(), target);
return false;
}
return true;
}
});
}
@EventHandler(ignoreCancelled = true)
@ -143,37 +164,13 @@ public void onBreakBlock(final BreakBlockEvent event) {
return; // Whitelisted cause
}
final RegionQuery query = getPlugin().getRegionContainer().createQuery();
ConfigurationManager globalConfig = getPlugin().getGlobalStateManager();
WorldConfiguration config = globalConfig.get(event.getWorld());
final RegionQuery query = getPlugin().getRegionContainer().createQuery();
final Player player;
final Entity entity;
// ====================================================================
// Player caused
// ====================================================================
if ((player = event.getCause().getPlayerRootCause()) != null) {
event.filterBlocks(new Predicate<Location>() {
@Override
public boolean apply(Location target) {
boolean canBreak = query.testBuild(target, player);
if (!canBreak) {
tellErrorMessage(player, target);
return false;
}
return true;
}
});
// ====================================================================
// Entity caused
// ====================================================================
} else if ((entity = event.getCause().getEntityRootCause()) != null) {
// TODO: Move this to another event handler
Entity entity;
if ((entity = event.getCause().getEntityRootCause()) != null) {
// Creeper
if (entity instanceof Creeper) {
event.filterBlocks(createStateTest(query, DefaultFlag.CREEPER_EXPLOSION), config.explosionFlagCancellation);
@ -187,8 +184,24 @@ public boolean apply(Location target) {
event.filterBlocks(createStateTest(query, DefaultFlag.TNT), config.explosionFlagCancellation);
}
} else {
event.setCancelled(true);
}
if (!event.isCancelled()) {
final RegionAssociable associable = createRegionAssociable(event.getCause());
event.filterBlocks(new Predicate<Location>() {
@Override
public boolean apply(Location target) {
boolean canBreak = query.testBuild(target, associable);
if (!canBreak) {
tellErrorMessage(event.getCause(), target);
return false;
}
return true;
}
});
}
}
@ -199,45 +212,39 @@ public void onUseBlock(final UseBlockEvent event) {
}
final Material type = event.getEffectiveMaterial();
final RegionQuery query = getPlugin().getRegionContainer().createQuery();
final RegionAssociable associable = createRegionAssociable(event.getCause());
final Player player;
event.filterBlocks(new Predicate<Location>() {
@Override
public boolean apply(Location target) {
boolean canUse;
if ((player = event.getCause().getPlayerRootCause()) != null) {
final RegionQuery query = getPlugin().getRegionContainer().createQuery();
// Inventory blocks (CHEST_ACCESS)
if (Materials.isInventoryBlock(type)) {
canUse = query.testBuild(target, associable, DefaultFlag.USE, DefaultFlag.CHEST_ACCESS);
event.filterBlocks(new Predicate<Location>() {
@Override
public boolean apply(Location target) {
boolean canUse;
// Beds (SLEEP)
} else if (type == Material.BED) {
canUse = query.testBuild(target, associable, DefaultFlag.USE, DefaultFlag.SLEEP);
// Inventory blocks (CHEST_ACCESS)
if (Materials.isInventoryBlock(type)) {
canUse = query.testBuild(target, player, DefaultFlag.USE, DefaultFlag.CHEST_ACCESS);
// TNT (TNT)
} else if (type == Material.TNT) {
canUse = query.testBuild(target, associable, DefaultFlag.TNT);
// Beds (SLEEP)
} else if (type == Material.BED) {
canUse = query.testBuild(target, player, DefaultFlag.USE, DefaultFlag.SLEEP);
// TNT (TNT)
} else if (type == Material.TNT) {
canUse = query.testBuild(target, player, DefaultFlag.TNT);
// Everything else
} else {
canUse = query.testBuild(target, player, DefaultFlag.USE);
}
if (!canUse) {
tellErrorMessage(player, target);
return false;
}
return true;
// Everything else
} else {
canUse = query.testBuild(target, associable, DefaultFlag.USE);
}
});
} else {
event.setCancelled(true);
}
if (!canUse) {
tellErrorMessage(event.getCause(), target);
return false;
}
return true;
}
});
}
@EventHandler(ignoreCancelled = true)
@ -249,23 +256,19 @@ public void onSpawnEntity(SpawnEntityEvent event) {
Location target = event.getTarget();
EntityType type = event.getEffectiveType();
Player player;
RegionQuery query = getPlugin().getRegionContainer().createQuery();
RegionAssociable associable = createRegionAssociable(event.getCause());
if ((player = event.getCause().getPlayerRootCause()) != null) {
RegionQuery query = getPlugin().getRegionContainer().createQuery();
boolean canSpawn;
boolean canSpawn;
if (Entities.isVehicle(type)) {
canSpawn = query.testBuild(target, player, DefaultFlag.PLACE_VEHICLE);
} else {
canSpawn = query.testBuild(target, player);
}
if (!canSpawn) {
tellErrorMessage(player, target);
event.setCancelled(true);
}
if (Entities.isVehicle(type)) {
canSpawn = query.testBuild(target, associable, DefaultFlag.PLACE_VEHICLE);
} else {
canSpawn = query.testBuild(target, associable);
}
if (!canSpawn) {
tellErrorMessage(event.getCause(), target);
event.setCancelled(true);
}
}
@ -278,24 +281,19 @@ public void onDestroyEntity(DestroyEntityEvent event) {
Location target = event.getTarget();
EntityType type = event.getEntity().getType();
RegionAssociable associable = createRegionAssociable(event.getCause());
Player player;
RegionQuery query = getPlugin().getRegionContainer().createQuery();
boolean canDestroy;
if ((player = event.getCause().getPlayerRootCause()) != null) {
RegionQuery query = getPlugin().getRegionContainer().createQuery();
boolean canDestroy;
if (Entities.isVehicle(type)) {
canDestroy = query.testBuild(target, player, DefaultFlag.DESTROY_VEHICLE);
} else {
canDestroy = query.testBuild(target, player);
}
if (!canDestroy) {
tellErrorMessage(player, target);
event.setCancelled(true);
}
if (Entities.isVehicle(type)) {
canDestroy = query.testBuild(target, associable, DefaultFlag.DESTROY_VEHICLE);
} else {
canDestroy = query.testBuild(target, associable);
}
if (!canDestroy) {
tellErrorMessage(event.getCause(), target);
event.setCancelled(true);
}
}
@ -307,18 +305,13 @@ public void onUseEntity(UseEntityEvent event) {
}
Location target = event.getTarget();
RegionAssociable associable = createRegionAssociable(event.getCause());
Player player;
RegionQuery query = getPlugin().getRegionContainer().createQuery();
boolean canUse = query.testBuild(target, associable, DefaultFlag.USE);
if ((player = event.getCause().getPlayerRootCause()) != null) {
RegionQuery query = getPlugin().getRegionContainer().createQuery();
boolean canUse = query.testBuild(target, player, DefaultFlag.USE);
if (!canUse) {
tellErrorMessage(player, target);
event.setCancelled(true);
}
} else {
if (!canUse) {
tellErrorMessage(event.getCause(), target);
event.setCancelled(true);
}
}

35
src/main/java/com/sk89q/worldguard/bukkit/util/BlockStateAsBlockFunction.java Normal file
View File

@ -0,0 +1,35 @@
/*
* WorldGuard, a suite of tools for Minecraft
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldGuard team and contributors
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldguard.bukkit.util;
import com.google.common.base.Function;
import org.bukkit.block.Block;
import org.bukkit.block.BlockState;
import javax.annotation.Nullable;
public class BlockStateAsBlockFunction implements Function<BlockState, Block> {
@Override
public Block apply(@Nullable BlockState blockState) {
return blockState != null ? blockState.getBlock() : null;
}
}

31
src/main/java/com/sk89q/worldguard/domains/Association.java Normal file
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@ -0,0 +1,31 @@
/*
* WorldGuard, a suite of tools for Minecraft
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldGuard team and contributors
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldguard.domains;
/**
* Indicates the level of membership.
*/
public enum Association {
OWNER,
MEMBER,
NON_MEMBER
}

77
src/main/java/com/sk89q/worldguard/protection/ApplicableRegionSet.java
View File

@ -21,6 +21,7 @@
import com.google.common.collect.ObjectArrays;
import com.sk89q.worldguard.LocalPlayer;
import com.sk89q.worldguard.protection.association.RegionAssociable;
import com.sk89q.worldguard.protection.flags.DefaultFlag;
import com.sk89q.worldguard.protection.flags.Flag;
import com.sk89q.worldguard.protection.flags.RegionGroup;
@ -34,6 +35,7 @@
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.Set;
import java.util.SortedSet;
import java.util.TreeSet;
@ -88,11 +90,11 @@ public ApplicableRegionSet(SortedSet<ProtectedRegion> applicable, @Nullable Prot
* <p>If there are several relevant flags (i.e. in addition to
* {@code BUILD}, such as {@link DefaultFlag#SLEEP} when the target
* object is a bed), then
* {@link #testBuild(LocalPlayer, StateFlag...)} should be used.</p>
* {@link #testBuild(RegionAssociable, StateFlag...)} should be used.</p>
*
* @param player the player to check
* @return true if permitted
* @deprecated use {@link #testBuild(LocalPlayer, StateFlag...)}
* @deprecated use {@link #testBuild(RegionAssociable, StateFlag...)}
*/
@Deprecated
public boolean canBuild(LocalPlayer player) {
@ -105,36 +107,36 @@ public boolean canBuild(LocalPlayer player) {
* considering the {@link DefaultFlag#BUILD} flag.
*
* <p>This method is equivalent to calling
* {@link #testState(LocalPlayer, StateFlag...)} with {@code flags} plus
* {@link #testState(RegionAssociable, StateFlag...)} with {@code flags} plus
* the {@code BUILD} flag.</p>
*
* @param player the player
* @param subject the subject
* @param flags zero or more flags
* @return true if permission is granted
* @see #queryState(LocalPlayer, StateFlag...)
* @see #queryState(RegionAssociable, StateFlag...)
*/
public boolean testBuild(LocalPlayer player, StateFlag... flags) {
checkNotNull(player);
return test(flagValueCalculator.queryState(player, ObjectArrays.concat(flags, DefaultFlag.BUILD)));
public boolean testBuild(RegionAssociable subject, StateFlag... flags) {
checkNotNull(subject);
return test(flagValueCalculator.queryState(subject, ObjectArrays.concat(flags, DefaultFlag.BUILD)));
}
/**
* Test whether the (effective) value for a list of state flags equals
* {@code ALLOW}.
*
* <p>{@code player} can be non-null to satisfy region group requirements,
* <p>{@code subject} can be non-null to satisfy region group requirements,
* otherwise it will be assumed that the caller that is not a member of any
* regions. (Flags on a region can be changed so that they only apply
* to certain users.) The player argument is required if the
* to certain users.) The subject argument is required if the
* {@link DefaultFlag#BUILD} flag is in the list of flags.</p>
*
* @param player an optional player, which would be used to determine the region groups that apply
* @param subject an optional subject, which would be used to determine the region groups that apply
* @param flags a list of flags to check
* @return true if the result was {@code ALLOW}
* @see #queryState(LocalPlayer, StateFlag...)
* @see #queryState(RegionAssociable, StateFlag...)
*/
public boolean testState(@Nullable LocalPlayer player, StateFlag... flags) {
return test(flagValueCalculator.queryState(player, flags));
public boolean testState(@Nullable RegionAssociable subject, StateFlag... flags) {
return test(flagValueCalculator.queryState(subject, flags));
}
/**
@ -142,19 +144,19 @@ public boolean testState(@Nullable LocalPlayer player, StateFlag... flags) {
* states is observed here; that is, {@code DENY} overrides {@code ALLOW},
* and {@code ALLOW} overrides {@code NONE}. One flag may override another.
*
* <p>{@code player} can be non-null to satisfy region group requirements,
* <p>{@code subject} can be non-null to satisfy region group requirements,
* otherwise it will be assumed that the caller that is not a member of any
* regions. (Flags on a region can be changed so that they only apply
* to certain users.) The player argument is required if the
* to certain users.) The subject argument is required if the
* {@link DefaultFlag#BUILD} flag is in the list of flags.</p>
*
* @param player an optional player, which would be used to determine the region groups that apply
* @param subject an optional subject, which would be used to determine the region groups that apply
* @param flags a list of flags to check
* @return a state
*/
@Nullable
public State queryState(@Nullable LocalPlayer player, StateFlag... flags) {
return flagValueCalculator.queryState(player, flags);
public State queryState(@Nullable RegionAssociable subject, StateFlag... flags) {
return flagValueCalculator.queryState(subject, flags);
}
/**
@ -169,19 +171,19 @@ public State queryState(@Nullable LocalPlayer player, StateFlag... flags) {
* type of flag that actually has a strategy for picking a value is the
* {@link StateFlag}.</p>
*
* <p>{@code player} can be non-null to satisfy region group requirements,
* <p>{@code subject} can be non-null to satisfy region group requirements,
* otherwise it will be assumed that the caller that is not a member of any
* regions. (Flags on a region can be changed so that they only apply
* to certain users.) The player argument is required if the
* to certain users.) The subject argument is required if the
* {@link DefaultFlag#BUILD} flag is the flag being queried.</p>
*
* @param player an optional player, which would be used to determine the region group to apply
* @param subject an optional subject, which would be used to determine the region group to apply
* @param flag the flag
* @return a value, which could be {@code null}
*/
@Nullable
public <V> V queryValue(@Nullable LocalPlayer player, Flag<V> flag) {
return flagValueCalculator.queryValue(player, flag);
public <V> V queryValue(@Nullable RegionAssociable subject, Flag<V> flag) {
return flagValueCalculator.queryValue(subject, flag);
}
/**
@ -189,18 +191,18 @@ public <V> V queryValue(@Nullable LocalPlayer player, Flag<V> flag) {
* values. It is up to the caller to determine which value, if any,
* from the collection will be used.
*
* <p>{@code player} can be non-null to satisfy region group requirements,
* <p>{@code subject} can be non-null to satisfy region group requirements,
* otherwise it will be assumed that the caller that is not a member of any
* regions. (Flags on a region can be changed so that they only apply
* to certain users.) The player argument is required if the
* to certain users.) The subject argument is required if the
* {@link DefaultFlag#BUILD} flag is the flag being queried.</p>
*
* @param player an optional player, which would be used to determine the region group to apply
* @param subject an optional subject, which would be used to determine the region group to apply
* @param flag the flag
* @return a collection of values
*/
public <V> Collection<V> queryAllValues(@Nullable LocalPlayer player, Flag<V> flag) {
return flagValueCalculator.queryAllValues(player, flag);
public <V> Collection<V> queryAllValues(@Nullable RegionAssociable subject, Flag<V> flag) {
return flagValueCalculator.queryAllValues(subject, flag);
}
/**
@ -224,7 +226,7 @@ public boolean canConstruct(LocalPlayer player) {
* @param flag flag to check
* @return whether it is allowed
* @throws IllegalArgumentException if the build flag is given
* @deprecated use {@link #queryState(LocalPlayer, StateFlag...)} instead
* @deprecated use {@link #queryState(RegionAssociable, StateFlag...)} instead
*/
@Deprecated
public boolean allows(StateFlag flag) {
@ -244,7 +246,7 @@ public boolean allows(StateFlag flag) {
* @param player player (used by some flags)
* @return whether the state is allows for it
* @throws IllegalArgumentException if the build flag is given
* @deprecated use {@link #queryState(LocalPlayer, StateFlag...)} instead
* @deprecated use {@link #queryState(RegionAssociable, StateFlag...)} instead
*/
@Deprecated
public boolean allows(StateFlag flag, @Nullable LocalPlayer player) {
@ -299,7 +301,7 @@ public boolean isMemberOfAll(LocalPlayer player) {
*
* @param flag the flag to check
* @return value of the flag, which may be null
* @deprecated Use {@link #queryValue(LocalPlayer, Flag)} instead. There
* @deprecated Use {@link #queryValue(RegionAssociable, Flag)} instead. There
* is no difference in functionality.
*/
@Deprecated
@ -316,7 +318,7 @@ public <T extends Flag<V>, V> V getFlag(T flag) {
* @param groupPlayer player to check {@link RegionGroup}s against
* @return value of the flag, which may be null
* @throws IllegalArgumentException if a StateFlag is given
* @deprecated Use {@link #queryValue(LocalPlayer, Flag)} instead. There
* @deprecated Use {@link #queryValue(RegionAssociable, Flag)} instead. There
* is no difference in functionality.
*/
@Deprecated
@ -334,6 +336,15 @@ public int size() {
return applicable.size();
}
/**
* Get an immutable set of regions that are included in this set.
*
* @return a set of regions
*/
public Set<ProtectedRegion> getRegions() {
return Collections.unmodifiableSet(applicable);
}
@Override
public Iterator<ProtectedRegion> iterator() {
return applicable.iterator();

73
src/main/java/com/sk89q/worldguard/protection/FlagValueCalculator.java
View File

@ -21,11 +21,11 @@
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
import com.sk89q.worldguard.LocalPlayer;
import com.sk89q.worldguard.domains.Association;
import com.sk89q.worldguard.protection.association.RegionAssociable;
import com.sk89q.worldguard.protection.flags.DefaultFlag;
import com.sk89q.worldguard.protection.flags.Flag;
import com.sk89q.worldguard.protection.flags.RegionGroup;
import com.sk89q.worldguard.protection.flags.RegionGroupFlag;
import com.sk89q.worldguard.protection.flags.StateFlag;
import com.sk89q.worldguard.protection.flags.StateFlag.State;
import com.sk89q.worldguard.protection.regions.ProtectedRegion;
@ -84,9 +84,9 @@ private Iterable<ProtectedRegion> getApplicable() {
}
/**
* Return the membership status of the given player, indicating
* Return the membership status of the given subject, indicating
* whether there are no (counted) regions in the list of regions,
* whether the player is a member of all regions, or whether
* whether the subject is a member of all regions, or whether
* the region is not a member of all regions.
*
* <p>A region is "counted" if it doesn't have the
@ -97,20 +97,20 @@ private Iterable<ProtectedRegion> getApplicable() {
* <p>This method is mostly for internal use. It's not particularly
* useful.</p>
*
* @param player the player
* @param subject the subject
* @return the membership result
*/
public Result getMembership(LocalPlayer player) {
checkNotNull(player);
public Result getMembership(RegionAssociable subject) {
checkNotNull(subject);
int minimumPriority = Integer.MIN_VALUE;
boolean foundApplicableRegion = false;
// Say there are two regions in one location: CHILD and PARENT (CHILD
// is a child of PARENT). If there are two overlapping regions in WG, a
// player has to be a member of /both/ (or flags permit) in order to
// subject has to be a member of /both/ (or flags permit) in order to
// build in that location. However, inheritance is supposed
// to allow building if the player is a member of just CHILD. That
// to allow building if the subject is a member of just CHILD. That
// presents a problem.
//
// To rectify this, we keep two sets. When we iterate over the list of
@ -145,7 +145,7 @@ public Result getMembership(LocalPlayer player) {
}
// If PASSTHROUGH is set, ignore this region
if (getEffectiveFlag(region, DefaultFlag.PASSTHROUGH, player) == State.ALLOW) {
if (getEffectiveFlag(region, DefaultFlag.PASSTHROUGH, subject) == State.ALLOW) {
continue;
}
@ -153,7 +153,7 @@ public Result getMembership(LocalPlayer player) {
foundApplicableRegion = true;
if (!hasCleared.contains(region)) {
if (!region.isMember(player)) {
if (!RegionGroup.MEMBERS.contains(subject.getAssociation(region))) {
needsClear.add(region);
} else {
// Need to clear all parents
@ -175,24 +175,24 @@ public Result getMembership(LocalPlayer player) {
* states is observed here; that is, {@code DENY} overrides {@code ALLOW},
* and {@code ALLOW} overrides {@code NONE}.
*
* <p>A player can be provided that is used to determine whether the value
* <p>A subject can be provided that is used to determine whether the value
* of a flag on a particular region should be used. For example, if a
* flag's region group is set to {@link RegionGroup#MEMBERS} and the given
* player is not a member, then the region would be skipped when
* querying that flag. If {@code null} is provided for the player, then
* subject is not a member, then the region would be skipped when
* querying that flag. If {@code null} is provided for the subject, then
* only flags that use {@link RegionGroup#ALL},
* {@link RegionGroup#NON_MEMBERS}, etc. will apply.</p>
*
* @param player an optional player, which would be used to determine the region group to apply
* @param subject an optional subject, which would be used to determine the region group to apply
* @param flags a list of flags to check
* @return a state
*/
@Nullable
public State queryState(@Nullable LocalPlayer player, StateFlag... flags) {
public State queryState(@Nullable RegionAssociable subject, StateFlag... flags) {
State value = null;
for (StateFlag flag : flags) {
value = StateFlag.combine(value, queryValue(player, flag));
value = StateFlag.combine(value, queryValue(subject, flag));
if (value == State.DENY) {
break;
}
@ -214,21 +214,21 @@ public State queryState(@Nullable LocalPlayer player, StateFlag... flags) {
* type of flag that can consistently return the same 'best' value is
* {@link StateFlag}.</p>
*
* <p>A player can be provided that is used to determine whether the value
* <p>A subject can be provided that is used to determine whether the value
* of a flag on a particular region should be used. For example, if a
* flag's region group is set to {@link RegionGroup#MEMBERS} and the given
* player is not a member, then the region would be skipped when
* querying that flag. If {@code null} is provided for the player, then
* subject is not a member, then the region would be skipped when
* querying that flag. If {@code null} is provided for the subject, then
* only flags that use {@link RegionGroup#ALL},
* {@link RegionGroup#NON_MEMBERS}, etc. will apply.</p>
*
* @param player an optional player, which would be used to determine the region group to apply
* @param subject an optional subject, which would be used to determine the region group to apply
* @param flag the flag
* @return a value, which could be {@code null}
*/
@Nullable
public <V> V queryValue(@Nullable LocalPlayer player, Flag<V> flag) {
Collection<V> values = queryAllValues(player, flag);
public <V> V queryValue(@Nullable RegionAssociable subject, Flag<V> flag) {
Collection<V> values = queryAllValues(subject, flag);
return flag.chooseValue(values);
}
@ -237,20 +237,20 @@ public <V> V queryValue(@Nullable LocalPlayer player, Flag<V> flag) {
* values. It is up to the caller to determine which value, if any,
* from the collection will be used.
*
* <p>A player can be provided that is used to determine whether the value
* <p>A subject can be provided that is used to determine whether the value
* of a flag on a particular region should be used. For example, if a
* flag's region group is set to {@link RegionGroup#MEMBERS} and the given
* player is not a member, then the region would be skipped when
* querying that flag. If {@code null} is provided for the player, then
* subject is not a member, then the region would be skipped when
* querying that flag. If {@code null} is provided for the subject, then
* only flags that use {@link RegionGroup#ALL},
* {@link RegionGroup#NON_MEMBERS}, etc. will apply.</p>
*
* @param player an optional player, which would be used to determine the region group to apply
* @param subject an optional subject, which would be used to determine the region group to apply
* @param flag the flag
* @return a collection of values
*/
@SuppressWarnings("unchecked")
public <V> Collection<V> queryAllValues(@Nullable LocalPlayer player, Flag<V> flag) {
public <V> Collection<V> queryAllValues(@Nullable RegionAssociable subject, Flag<V> flag) {
checkNotNull(flag);
int minimumPriority = Integer.MIN_VALUE;
@ -295,7 +295,7 @@ public <V> Collection<V> queryAllValues(@Nullable LocalPlayer player, Flag<V> fl
break;
}
V value = getEffectiveFlag(region, flag, player);
V value = getEffectiveFlag(region, flag, subject);
if (value != null) {
if (!ignoredRegions.contains(region)) {
@ -314,11 +314,11 @@ public <V> Collection<V> queryAllValues(@Nullable LocalPlayer player, Flag<V> fl
}
if (flag == DefaultFlag.BUILD && consideredValues.isEmpty()) {
if (player == null) {
throw new NullPointerException("The BUILD flag is handled in a special fashion and requires a non-null player parameter");
if (subject == null) {
throw new NullPointerException("The BUILD flag is handled in a special fashion and requires a non-null subject parameter");
}
switch (getMembership(player)) {
switch (getMembership(subject)) {
case FAIL:
return ImmutableList.of();
case SUCCESS:
@ -359,10 +359,11 @@ public int getPriority(final ProtectedRegion region) {
*
* @param region the region
* @param flag the flag
* @param subject an subject object
* @return the value
*/
@SuppressWarnings("unchecked")
public <V> V getEffectiveFlag(final ProtectedRegion region, Flag<V> flag, @Nullable LocalPlayer player) {
public <V> V getEffectiveFlag(final ProtectedRegion region, Flag<V> flag, @Nullable RegionAssociable subject) {
if (region == globalRegion) {
if (flag == DefaultFlag.PASSTHROUGH) {
// Has members/owners -> the global region acts like
@ -393,7 +394,9 @@ public <V> V getEffectiveFlag(final ProtectedRegion region, Flag<V> flag, @Nulla
group = flag.getRegionGroupFlag().getDefault();
}
if (!RegionGroupFlag.isMember(region, group, player)) {
if (subject == null) {
use = group.contains(Association.NON_MEMBER);
} else if (!group.contains(subject.getAssociation(region))) {
use = false;
}
}
@ -448,7 +451,7 @@ private void ignoreValuesOfParents(Map<ProtectedRegion, ?> needsClear, Set<Prote
/**
* Describes the membership result from
* {@link #getMembership(LocalPlayer)}.
* {@link #getMembership(RegionAssociable)}.
*/
public static enum Result {
/**

58
src/main/java/com/sk89q/worldguard/protection/association/Associables.java Normal file
View File

@ -0,0 +1,58 @@
/*
* WorldGuard, a suite of tools for Minecraft
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldGuard team and contributors
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldguard.protection.association;
import com.sk89q.worldguard.domains.Association;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* Utility methods to deal with associables.
*/
public final class Associables {
private static final RegionAssociable OWNER_ASSOCIABLE = new ConstantAssociation(Association.OWNER);
private static final RegionAssociable MEMBER_ASSOCIABLE = new ConstantAssociation(Association.MEMBER);
private static final RegionAssociable NON_MEMBER_ASSOCIABLE = new ConstantAssociation(Association.NON_MEMBER);
private Associables() {
}
/**
* Get an instance that always returns the same association.
*
* @param association the association
* @return the instance
*/
public static RegionAssociable constant(Association association) {
checkNotNull(association);
switch (association) {
case OWNER:
return OWNER_ASSOCIABLE;
case MEMBER:
return MEMBER_ASSOCIABLE;
case NON_MEMBER:
return NON_MEMBER_ASSOCIABLE;
default:
return new ConstantAssociation(association);
}
}
}

38
src/main/java/com/sk89q/worldguard/protection/association/ConstantAssociation.java Normal file
View File

@ -0,0 +1,38 @@
/*
* WorldGuard, a suite of tools for Minecraft
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldGuard team and contributors
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldguard.protection.association;
import com.sk89q.worldguard.domains.Association;
import com.sk89q.worldguard.protection.regions.ProtectedRegion;
class ConstantAssociation implements RegionAssociable {
private final Association association;
ConstantAssociation(Association association) {
this.association = association;
}
@Override
public Association getAssociation(ProtectedRegion region) {
return association;
}
}

38
src/main/java/com/sk89q/worldguard/protection/association/RegionAssociable.java Normal file
View File

@ -0,0 +1,38 @@
/*
* WorldGuard, a suite of tools for Minecraft
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldGuard team and contributors
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldguard.protection.association;
import com.sk89q.worldguard.domains.Association;
import com.sk89q.worldguard.protection.regions.ProtectedRegion;
/**
* An object that can have membership in a region.
*/
public interface RegionAssociable {
/**
* Get the most specific association level for the input region.
*
* @param region the input region
* @return the most specific membership level
*/
Association getAssociation(ProtectedRegion region);
}

56
src/main/java/com/sk89q/worldguard/protection/association/RegionOverlapAssociation.java Normal file
View File

@ -0,0 +1,56 @@
/*
* WorldGuard, a suite of tools for Minecraft
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldGuard team and contributors
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldguard.protection.association;
import com.sk89q.worldguard.domains.Association;
import com.sk89q.worldguard.protection.regions.ProtectedRegion;
import java.util.Set;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* Determines that the association to a region is {@code OWNER} if the input
* region is in a set of source regions.
*/
public class RegionOverlapAssociation implements RegionAssociable {
private final Set<ProtectedRegion> source;
/**
* Create a new instance.
*
* @param source set of regions that input regions must be contained within
*/
public RegionOverlapAssociation(Set<ProtectedRegion> source) {
checkNotNull(source);
this.source = source;
}
@Override
public Association getAssociation(ProtectedRegion region) {
if (source.contains(region)) {
return Association.OWNER;
} else {
return Association.NON_MEMBER;
}
}
}

40
src/main/java/com/sk89q/worldguard/protection/flags/RegionGroup.java
View File

@ -19,14 +19,40 @@
package com.sk89q.worldguard.protection.flags;
import com.google.common.collect.ImmutableSet;
import com.sk89q.worldguard.domains.Association;
import java.util.Set;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* A grouping of region membership types
* A grouping of region membership types.
*/
public enum RegionGroup {
MEMBERS,
OWNERS,
NON_MEMBERS,
NON_OWNERS,
ALL,
NONE
MEMBERS(Association.MEMBER, Association.OWNER),
OWNERS(Association.OWNER),
NON_MEMBERS(Association.NON_MEMBER),
NON_OWNERS(Association.MEMBER, Association.NON_MEMBER),
ALL(Association.OWNER, Association.MEMBER, Association.NON_MEMBER),
NONE();
private final Set<Association> contained;
RegionGroup(Association... association) {
this.contained = ImmutableSet.copyOf(association);
}
/**
* Test whether this group contains the given membership status.
*
* @param association membership status
* @return true if contained
*/
public boolean contains(Association association) {
checkNotNull(association);
return contained.contains(association);
}
}