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Update LightAntiCheat's hook implementation (fixes #120)
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69 changes: 23 additions & 46 deletions
69
...miner-bukkit/src/main/java/wtf/choco/veinminer/anticheat/AntiCheatHookLightAntiCheat.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,75 +1,52 @@ | ||
| package wtf.choco.veinminer.anticheat; | ||
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| import java.lang.reflect.Method; | ||
| import java.util.HashSet; | ||
| import java.util.Set; | ||
| import com.google.common.collect.Multimap; | ||
| import com.google.common.collect.MultimapBuilder; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import java.util.UUID; | ||
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| import org.apache.commons.lang.reflect.MethodUtils; | ||
| import me.vekster.lightanticheat.api.CheckType; | ||
| import me.vekster.lightanticheat.api.DetectionStatus; | ||
| import me.vekster.lightanticheat.api.LACApi; | ||
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| import org.bukkit.entity.Player; | ||
| import org.jetbrains.annotations.NotNull; | ||
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| import wtf.choco.veinminer.VeinMinerPlugin; | ||
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| /** | ||
| * The default LightAntiCheat hook implementation. | ||
| */ | ||
| public final class AntiCheatHookLightAntiCheat implements AntiCheatHook { | ||
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| private Class<?> lightAntiCheatApiClass; | ||
| private Method methodIsApiBypass, methodSetApiBypass; | ||
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| private boolean supported; | ||
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| private final Set<UUID> exempt = new HashSet<>(); | ||
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| public AntiCheatHookLightAntiCheat(@NotNull VeinMinerPlugin plugin) { | ||
| try { | ||
| this.lightAntiCheatApiClass = Class.forName("vekster.lightanticheat.api.Utils"); | ||
| this.methodIsApiBypass = MethodUtils.getAccessibleMethod(lightAntiCheatApiClass, "isApiBypass", Player.class); | ||
| this.methodSetApiBypass = MethodUtils.getAccessibleMethod(lightAntiCheatApiClass, "setApiBypass", new Class[] { | ||
| Player.class, Boolean.TYPE | ||
| }); | ||
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| this.supported = (methodIsApiBypass != null && methodSetApiBypass != null); | ||
| } catch (ReflectiveOperationException e) { | ||
| plugin.getLogger().severe("The version of LightAntiCheat on this server is incompatible with Veinminer. Please post information on the spigot resource discussion page."); | ||
| e.printStackTrace(); | ||
| } | ||
| } | ||
| private final Multimap<UUID, String> exempt = MultimapBuilder.hashKeys().arrayListValues().build(); | ||
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| @Override | ||
| public void exempt(@NotNull Player player) { | ||
| try { | ||
| if (Boolean.TRUE.equals(methodIsApiBypass.invoke(null, player))) { | ||
| return; | ||
| } | ||
| List<String> checks = new ArrayList<>(); | ||
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| if (exempt.add(player.getUniqueId())) { | ||
| this.methodSetApiBypass.invoke(null, player, true); | ||
| LACApi api = LACApi.getInstance(); | ||
| for (String checkName : api.getCheckNames(CheckType.ALL)) { | ||
| if (api.getDetectionStatus(player, checkName) == DetectionStatus.ENABLED) { | ||
| api.disableDetection(player, checkName); | ||
| checks.add(checkName); | ||
| } | ||
| } catch (ReflectiveOperationException e) { } // Ignore | ||
| } | ||
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| this.exempt.putAll(player.getUniqueId(), checks); | ||
| } | ||
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| @Override | ||
| public void unexempt(@NotNull Player player) { | ||
| if (!exempt.remove(player.getUniqueId())) { | ||
| return; | ||
| LACApi api = LACApi.getInstance(); | ||
| for (String checkName : exempt.removeAll(player.getUniqueId())) { | ||
| api.enableDetection(player, checkName); | ||
| } | ||
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| try { | ||
| this.methodSetApiBypass.invoke(null, player, false); | ||
| } catch (ReflectiveOperationException e) { } // Ignore | ||
| } | ||
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| @Override | ||
| public boolean shouldUnexempt(@NotNull Player player) { | ||
| return exempt.contains(player.getUniqueId()); | ||
| } | ||
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| @Override | ||
| public boolean isSupported() { | ||
| return supported; | ||
| return exempt.containsKey(player.getUniqueId()); | ||
| } | ||
|
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| } |