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We're going on an Adventure! (#4842)

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Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>
Co-authored-by: zml <zml@stellardrift.ca>
Co-authored-by: Mariell Hoversholm <proximyst@proximyst.com>
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Riley Park 2021-02-21 11:45:33 -08:00 • committed by GitHub
parent 1a97356116
commit 4e958e229f
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948 changed files with 7844 additions and 1589 deletions
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176
Spigot-API-Patches/0009-Version-Command-2.0.patch Normal file
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@ -0,0 +1,176 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Zach Brown <zach@zachbr.io>
Date: Mon, 27 May 2019 01:10:06 -0500
Subject: [PATCH] Version Command 2.0
diff --git a/src/main/java/com/destroystokyo/paper/util/VersionFetcher.java b/src/main/java/com/destroystokyo/paper/util/VersionFetcher.java
new file mode 100644
index 0000000000000000000000000000000000000000..2a2651299e8dc631938ba4b4078dc694764d784c
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/util/VersionFetcher.java
@@ -0,0 +1,44 @@
+package com.destroystokyo.paper.util;
+
+import org.bukkit.Bukkit;
+import org.jetbrains.annotations.NotNull;
+
+public interface VersionFetcher {
+ /**
+ * Amount of time to cache results for in milliseconds
+ * <p>
+ * Negative values will never cache.
+ *
+ * @return cache time
+ */
+ long getCacheTime();
+
+ /**
+ * Gets the version message to cache and show to command senders. Multiple messages can be sent using newlines (\n)
+ * in the string. The string will be split on these newlines and sent as individual messages.
+ * <p>
+ * NOTE: This is run in a new thread separate from that of the command processing thread
+ *
+ * @param serverVersion the current version of the server (will match {@link Bukkit#getVersion()})
+ * @return the message to show when requesting a version
+ */
+ @NotNull
+ String getVersionMessage(@NotNull String serverVersion);
+
+ class DummyVersionFetcher implements VersionFetcher {
+
+ @Override
+ public long getCacheTime() {
+ return -1;
+ }
+
+ @NotNull
+ @Override
+ public String getVersionMessage(@NotNull String serverVersion) {
+ Bukkit.getLogger().warning("Version provider has not been set, cannot check for updates!");
+ Bukkit.getLogger().info("Override the default implementation of org.bukkit.UnsafeValues#getVersionFetcher()");
+ new Throwable().printStackTrace();
+ return "Unable to check for updates. No version provider set.";
+ }
+ }
+}
diff --git a/src/main/java/org/bukkit/UnsafeValues.java b/src/main/java/org/bukkit/UnsafeValues.java
index 945b8b030d1b2a13afc0c4efad76997eb7bf00ba..1b6d737046646c102b0d519ab3f67c3fbd503979 100644
--- a/src/main/java/org/bukkit/UnsafeValues.java
+++ b/src/main/java/org/bukkit/UnsafeValues.java
@@ -77,5 +77,12 @@ public interface UnsafeValues {
* @return name
*/
String getTimingsServerName();
+
+ /**
+ * Called once by the version command on first use, then cached.
+ */
+ default com.destroystokyo.paper.util.VersionFetcher getVersionFetcher() {
+ return new com.destroystokyo.paper.util.VersionFetcher.DummyVersionFetcher();
+ }
// Paper end
}
diff --git a/src/main/java/org/bukkit/command/defaults/VersionCommand.java b/src/main/java/org/bukkit/command/defaults/VersionCommand.java
index 2305eb40832a82159cd89162934870cf57e1aa0e..c1f64d31835bd9cd86f807c77cdb86190f4709b0 100644
--- a/src/main/java/org/bukkit/command/defaults/VersionCommand.java
+++ b/src/main/java/org/bukkit/command/defaults/VersionCommand.java
@@ -1,5 +1,6 @@
package org.bukkit.command.defaults;
+import com.destroystokyo.paper.util.VersionFetcher; // Paper - version supplier
import com.google.common.base.Charsets;
import com.google.common.collect.ImmutableList;
import com.google.common.io.Resources;
@@ -26,6 +27,15 @@ import org.bukkit.util.StringUtil;
import org.jetbrains.annotations.NotNull;
public class VersionCommand extends BukkitCommand {
+ private VersionFetcher versionFetcher;
+ private VersionFetcher getVersionFetcher() { // lazy load because unsafe isn't available at command registration
+ if (versionFetcher == null) {
+ versionFetcher = Bukkit.getUnsafe().getVersionFetcher();
+ }
+
+ return versionFetcher;
+ }
+
public VersionCommand(@NotNull String name) {
super(name);
@@ -153,18 +163,18 @@ public class VersionCommand extends BukkitCommand {
private void sendVersion(@NotNull CommandSender sender) {
if (hasVersion) {
- if (System.currentTimeMillis() - lastCheck > 21600000) {
+ if (System.currentTimeMillis() - lastCheck > getVersionFetcher().getCacheTime()) { // Paper - use version supplier
lastCheck = System.currentTimeMillis();
hasVersion = false;
} else {
- sender.sendMessage(versionMessage);
+ sendMessages(versionMessage, sender); // Paper - allow \n for multiple messages
return;
}
}
versionLock.lock();
try {
if (hasVersion) {
- sender.sendMessage(versionMessage);
+ sendMessages(versionMessage, sender); // Paper - allow \n for multiple messages
return;
}
versionWaiters.add(sender);
@@ -186,6 +196,12 @@ public class VersionCommand extends BukkitCommand {
private void obtainVersion() {
String version = Bukkit.getVersion();
+ // Paper start
+ if (version.startsWith("null")) { // running from ide?
+ setVersionMessage("Unknown version, custom build?");
+ return;
+ }
+ /*
if (version == null) version = "Custom";
String[] parts = version.substring(0, version.indexOf(' ')).split("-");
if (parts.length == 4) {
@@ -215,6 +231,9 @@ public class VersionCommand extends BukkitCommand {
} else {
setVersionMessage("Unknown version, custom build?");
}
+ */
+ setVersionMessage(getVersionFetcher().getVersionMessage(version));
+ // Paper end
}
private void setVersionMessage(@NotNull String msg) {
@@ -224,8 +243,13 @@ public class VersionCommand extends BukkitCommand {
try {
hasVersion = true;
versionTaskStarted = false;
+ // Paper - allow \n for multiple messages
+ String[] messages = versionMessage.split("\n");
for (CommandSender sender : versionWaiters) {
- sender.sendMessage(versionMessage);
+ for (String message : messages) {
+ sender.sendMessage(message);
+ }
+ // Paper end
}
versionWaiters.clear();
} finally {
@@ -233,6 +257,15 @@ public class VersionCommand extends BukkitCommand {
}
}
+ // Paper start
+ private void sendMessages(String toSplit, CommandSender target) {
+ String[] messages = toSplit.split("\n");
+ for (String message : messages) {
+ target.sendMessage(message);
+ }
+ }
+ // Paper end
+
private static int getDistance(@NotNull String repo, @NotNull String hash) {
try {
BufferedReader reader = Resources.asCharSource(