291 lines
8.9 KiB
Diff
291 lines
8.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: kashike <kashike@vq.lc>
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Date: Wed, 13 Apr 2016 20:20:18 -0700
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Subject: [PATCH] Add handshake event to allow plugins to handle client
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handshaking logic themselves
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diff --git a/src/main/java/com/destroystokyo/paper/event/player/PlayerHandshakeEvent.java b/src/main/java/com/destroystokyo/paper/event/player/PlayerHandshakeEvent.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..a79aa4834e700f845a625e9ab15760690726e81c
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--- /dev/null
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+++ b/src/main/java/com/destroystokyo/paper/event/player/PlayerHandshakeEvent.java
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@@ -0,0 +1,277 @@
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+package com.destroystokyo.paper.event.player;
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+
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+import net.kyori.adventure.text.Component;
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+import net.kyori.adventure.text.format.NamedTextColor;
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+import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
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+import org.apache.commons.lang.Validate;
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+import org.bukkit.event.Cancellable;
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+import org.bukkit.event.Event;
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+import org.bukkit.event.HandlerList;
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+import org.jetbrains.annotations.NotNull;
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+import org.jetbrains.annotations.Nullable;
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+
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+import java.util.UUID;
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+
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+/**
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+ * This event is fired during a player handshake.
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+ *
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+ * <p>If there are no listeners listening to this event, the logic default
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+ * to your server platform will be ran.</p>
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+ *
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+ * <p>WARNING: TAMPERING WITH THIS EVENT CAN BE DANGEROUS</p>
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+ */
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+public class PlayerHandshakeEvent extends Event implements Cancellable {
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+
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+ private static final HandlerList HANDLERS = new HandlerList();
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+ @NotNull private final String originalHandshake;
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+ @NotNull private final String originalSocketAddressHostname;
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+ private boolean cancelled;
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+ @Nullable private String serverHostname;
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+ @Nullable private String socketAddressHostname;
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+ @Nullable private UUID uniqueId;
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+ @Nullable private String propertiesJson;
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+ private boolean failed;
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+ private Component failMessage = Component.text("If you wish to use IP forwarding, please enable it in your BungeeCord config as well!", NamedTextColor.YELLOW);
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+
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+ /**
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+ * Creates a new {@link PlayerHandshakeEvent}.
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+ *
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+ * @param originalHandshake the original handshake string
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+ * @param cancelled if this event is enabled
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+ *
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+ * @deprecated in favour of {@link PlayerHandshakeEvent(String, String, boolean)}
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+ */
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+ @Deprecated
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+ public PlayerHandshakeEvent(@NotNull String originalHandshake, boolean cancelled) {
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+ this(originalHandshake, "127.0.0.1", cancelled);
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+ }
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+
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+ /**
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+ * Creates a new {@link PlayerHandshakeEvent}.
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+ *
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+ * @param originalHandshake the original handshake string
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+ * @param originalSocketAddressHostname the original socket address hostname
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+ * @param cancelled if this event is enabled
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+ */
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+ public PlayerHandshakeEvent(@NotNull String originalHandshake, @NotNull String originalSocketAddressHostname, boolean cancelled) {
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+ super(true);
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+ this.originalHandshake = originalHandshake;
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+ this.originalSocketAddressHostname = originalSocketAddressHostname;
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+ this.cancelled = cancelled;
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+ }
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+
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+ /**
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+ * Determines if this event is cancelled.
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+ *
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+ * <p>When this event is cancelled, custom handshake logic will not
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+ * be processed.</p>
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+ *
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+ * @return {@code true} if this event is cancelled, {@code false} otherwise
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+ */
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+ @Override
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+ public boolean isCancelled() {
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+ return this.cancelled;
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+ }
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+
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+ /**
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+ * Sets if this event is cancelled.
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+ *
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+ * <p>When this event is cancelled, custom handshake logic will not
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+ * be processed.</p>
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+ *
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+ * @param cancelled {@code true} if this event is cancelled, {@code false} otherwise
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+ */
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+ @Override
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+ public void setCancelled(boolean cancelled) {
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+ this.cancelled = cancelled;
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+ }
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+
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+ /**
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+ * Gets the original handshake string.
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+ *
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+ * @return the original handshake string
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+ */
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+ @NotNull
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+ public String getOriginalHandshake() {
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+ return this.originalHandshake;
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+ }
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+
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+ /**
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+ * Gets the original socket address hostname.
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+ *
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+ * <p>This does not include the port.</p>
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+ * <p>In cases where this event is manually fired and the plugin wasn't updated yet, the default is {@code "127.0.0.1"}.</p>
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+ *
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+ * @return the original socket address hostname
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+ */
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+ @NotNull
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+ public String getOriginalSocketAddressHostname() {
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+ return this.originalSocketAddressHostname;
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+ }
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+
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+ /**
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+ * Gets the server hostname string.
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+ *
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+ * <p>This should not include the port.</p>
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+ *
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+ * @return the server hostname string
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+ */
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+ @Nullable
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+ public String getServerHostname() {
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+ return this.serverHostname;
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+ }
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+
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+ /**
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+ * Sets the server hostname string.
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+ *
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+ * <p>This should not include the port.</p>
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+ *
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+ * @param serverHostname the server hostname string
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+ */
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+ public void setServerHostname(@NotNull String serverHostname) {
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+ this.serverHostname = serverHostname;
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+ }
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+
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+ /**
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+ * Gets the socket address hostname string.
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+ *
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+ * <p>This should not include the port.</p>
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+ *
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+ * @return the socket address hostname string
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+ */
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+ @Nullable
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+ public String getSocketAddressHostname() {
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+ return this.socketAddressHostname;
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+ }
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+
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+ /**
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+ * Sets the socket address hostname string.
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+ *
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+ * <p>This should not include the port.</p>
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+ *
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+ * @param socketAddressHostname the socket address hostname string
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+ */
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+ public void setSocketAddressHostname(@NotNull String socketAddressHostname) {
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+ this.socketAddressHostname = socketAddressHostname;
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+ }
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+
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+ /**
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+ * Gets the unique id.
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+ *
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+ * @return the unique id
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+ */
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+ @Nullable
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+ public UUID getUniqueId() {
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+ return this.uniqueId;
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+ }
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+
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+ /**
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+ * Sets the unique id.
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+ *
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+ * @param uniqueId the unique id
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+ */
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+ public void setUniqueId(@NotNull UUID uniqueId) {
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+ this.uniqueId = uniqueId;
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+ }
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+
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+ /**
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+ * Gets the profile properties.
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+ *
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+ * <p>This should be a valid JSON string.</p>
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+ *
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+ * @return the profile properties, as JSON
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+ */
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+ @Nullable
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+ public String getPropertiesJson() {
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+ return this.propertiesJson;
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+ }
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+
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+ /**
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+ * Determines if authentication failed.
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+ *
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+ * <p>When {@code true}, the client connecting will be disconnected
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+ * with the {@link #getFailMessage() fail message}.</p>
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+ *
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+ * @return {@code true} if authentication failed, {@code false} otherwise
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+ */
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+ public boolean isFailed() {
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+ return this.failed;
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+ }
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+
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+ /**
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+ * Sets if authentication failed and the client should be disconnected.
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+ *
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+ * <p>When {@code true}, the client connecting will be disconnected
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+ * with the {@link #getFailMessage() fail message}.</p>
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+ *
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+ * @param failed {@code true} if authentication failed, {@code false} otherwise
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+ */
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+ public void setFailed(boolean failed) {
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+ this.failed = failed;
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+ }
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+
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+ /**
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+ * Sets the profile properties.
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+ *
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+ * <p>This should be a valid JSON string.</p>
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+ *
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+ * @param propertiesJson the profile properties, as JSON
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+ */
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+ public void setPropertiesJson(@NotNull String propertiesJson) {
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+ this.propertiesJson = propertiesJson;
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+ }
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+
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+ /**
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+ * Gets the message to display to the client when authentication fails.
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+ *
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+ * @return the message to display to the client
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+ */
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+ @NotNull
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+ public Component failMessage() {
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+ return this.failMessage;
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+ }
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+
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+ /**
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+ * Sets the message to display to the client when authentication fails.
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+ *
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+ * @param failMessage the message to display to the client
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+ */
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+ public void failMessage(@NotNull Component failMessage) {
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+ this.failMessage = failMessage;
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+ }
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+
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+ /**
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+ * Gets the message to display to the client when authentication fails.
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+ *
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+ * @return the message to display to the client
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+ * @deprecated use {@link #failMessage()}
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+ */
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+ @NotNull
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+ @Deprecated
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+ public String getFailMessage() {
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+ return LegacyComponentSerializer.legacySection().serialize(this.failMessage());
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+ }
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+
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+ /**
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+ * Sets the message to display to the client when authentication fails.
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+ *
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+ * @param failMessage the message to display to the client
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+ * @deprecated use {@link #failMessage(Component)}
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+ */
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+ @Deprecated
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+ public void setFailMessage(@NotNull String failMessage) {
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+ Validate.notEmpty(failMessage, "fail message cannot be null or empty");
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+ this.failMessage(LegacyComponentSerializer.legacySection().deserialize(failMessage));
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+ }
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+
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+ @NotNull
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+ @Override
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+ public HandlerList getHandlers() {
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+ return HANDLERS;
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+ }
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+
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+ @NotNull
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+ public static HandlerList getHandlerList() {
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+ return HANDLERS;
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+ }
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+}
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