PaperMC/patches/server/0019-Implement-Paper-VersionChecker.patch
Jason bc127ea819
Updated Upstream (Bukkit/CraftBukkit/Spigot) (#6222)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
eec4aab0 SPIGOT-6657: Add getPlayer to SheepDyeWoolEvent
205213c6 SPIGOT-6656: CauldronLevelChangeEvent is not fired correctly when dripstone fills the cauldron

CraftBukkit Changes:
b8c522d5 SPIGOT-6657: Add getPlayer to SheepDyeWoolEvent
f04a77dc SPIGOT-6656: CauldronLevelChangeEvent is not fired correctly when dripstone fills the cauldron
d1dbcebc SPIGOT-6653: Canceling snow bucket placement removes snow from bucket
4f34a67b #891: Fix scheduler task ID overflow and duplication issues

Spigot Changes:
d03d7f12 BUILDTOOLS-604: Rebuild patches
2021-07-18 09:41:53 +02:00

150 lines
6.6 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Zach Brown <zach@zachbr.io>
Date: Mon, 27 May 2019 03:40:05 -0500
Subject: [PATCH] Implement Paper VersionChecker
diff --git a/src/main/java/com/destroystokyo/paper/PaperVersionFetcher.java b/src/main/java/com/destroystokyo/paper/PaperVersionFetcher.java
new file mode 100644
index 0000000000000000000000000000000000000000..1a1b50e475b9ede544b2f6d0d36632b24b68898c
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/PaperVersionFetcher.java
@@ -0,0 +1,122 @@
+package com.destroystokyo.paper;
+
+import com.destroystokyo.paper.util.VersionFetcher;
+import com.google.common.base.Charsets;
+import com.google.common.io.Resources;
+import com.google.gson.*;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
+
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import java.io.*;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.util.stream.StreamSupport;
+
+public class PaperVersionFetcher implements VersionFetcher {
+ private static final java.util.regex.Pattern VER_PATTERN = java.util.regex.Pattern.compile("^([0-9\\.]*)\\-.*R"); // R is an anchor, will always give '-R' at end
+ private static final String GITHUB_BRANCH_NAME = "master";
+ private static @Nullable String mcVer;
+
+ @Override
+ public long getCacheTime() {
+ return 720000;
+ }
+
+ @Nonnull
+ @Override
+ public Component getVersionMessage(@Nonnull String serverVersion) {
+ String[] parts = serverVersion.substring("git-Paper-".length()).split("[-\\s]");
+ return getUpdateStatusMessage("PaperMC/Paper", GITHUB_BRANCH_NAME, parts[0]);
+ }
+
+ private static @Nullable String getMinecraftVersion() {
+ if (mcVer == null) {
+ java.util.regex.Matcher matcher = VER_PATTERN.matcher(org.bukkit.Bukkit.getBukkitVersion());
+ if (matcher.find()) {
+ String result = matcher.group();
+ mcVer = result.substring(0, result.length() - 2); // strip 'R' anchor and trailing '-'
+ } else {
+ org.bukkit.Bukkit.getLogger().warning("Unable to match version to pattern! Report to PaperMC!");
+ org.bukkit.Bukkit.getLogger().warning("Pattern: " + VER_PATTERN.toString());
+ org.bukkit.Bukkit.getLogger().warning("Version: " + org.bukkit.Bukkit.getBukkitVersion());
+ }
+ }
+
+ return mcVer;
+ }
+
+ private static Component getUpdateStatusMessage(@Nonnull String repo, @Nonnull String branch, @Nonnull String versionInfo) {
+ int distance;
+ try {
+ int jenkinsBuild = Integer.parseInt(versionInfo);
+ distance = fetchDistanceFromSiteApi(jenkinsBuild, getMinecraftVersion());
+ } catch (NumberFormatException ignored) {
+ versionInfo = versionInfo.replace("\"", "");
+ distance = fetchDistanceFromGitHub(repo, branch, versionInfo);
+ }
+
+ switch (distance) {
+ case -1:
+ return Component.text("Error obtaining version information", NamedTextColor.YELLOW);
+ case 0:
+ return Component.text("You are running the latest version", NamedTextColor.GREEN);
+ case -2:
+ return Component.text("Unknown version", NamedTextColor.YELLOW);
+ default:
+ return Component.text("You are " + distance + " version(s) behind", NamedTextColor.YELLOW);
+ }
+ }
+
+ private static int fetchDistanceFromSiteApi(int jenkinsBuild, @Nullable String siteApiVersion) {
+ if (siteApiVersion == null) { return -1; }
+ try {
+ try (BufferedReader reader = Resources.asCharSource(
+ new URL("https://papermc.io/api/v2/projects/paper/versions/" + siteApiVersion),
+ Charsets.UTF_8
+ ).openBufferedStream()) {
+ JsonObject json = new Gson().fromJson(reader, JsonObject.class);
+ JsonArray builds = json.getAsJsonArray("builds");
+ int latest = StreamSupport.stream(builds.spliterator(), false)
+ .mapToInt(e -> e.getAsInt())
+ .max()
+ .getAsInt();
+ return latest - jenkinsBuild;
+ } catch (JsonSyntaxException ex) {
+ ex.printStackTrace();
+ return -1;
+ }
+ } catch (IOException e) {
+ e.printStackTrace();
+ return -1;
+ }
+ }
+
+ // Contributed by Techcable <Techcable@outlook.com> in GH-65
+ private static int fetchDistanceFromGitHub(@Nonnull String repo, @Nonnull String branch, @Nonnull String hash) {
+ try {
+ HttpURLConnection connection = (HttpURLConnection) new URL("https://api.github.com/repos/" + repo + "/compare/" + branch + "..." + hash).openConnection();
+ connection.connect();
+ if (connection.getResponseCode() == HttpURLConnection.HTTP_NOT_FOUND) return -2; // Unknown commit
+ try (BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream(), Charsets.UTF_8))) {
+ JsonObject obj = new Gson().fromJson(reader, JsonObject.class);
+ String status = obj.get("status").getAsString();
+ switch (status) {
+ case "identical":
+ return 0;
+ case "behind":
+ return obj.get("behind_by").getAsInt();
+ default:
+ return -1;
+ }
+ } catch (JsonSyntaxException | NumberFormatException e) {
+ e.printStackTrace();
+ return -1;
+ }
+ } catch (IOException e) {
+ e.printStackTrace();
+ return -1;
+ }
+ }
+}
diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
index fa64a0ea5b6dd9c6031fe54c9030bdb1999ef109..2b54c6980166cb7378e3db42d3a68005ebf451a1 100644
--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
@@ -368,6 +368,11 @@ public final class CraftMagicNumbers implements UnsafeValues {
public String getTimingsServerName() {
return com.destroystokyo.paper.PaperConfig.timingsServerName;
}
+
+ @Override
+ public com.destroystokyo.paper.util.VersionFetcher getVersionFetcher() {
+ return new com.destroystokyo.paper.PaperVersionFetcher();
+ }
// Paper end
/**