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3992c7945fa81f0df373f0046348549e9ad586fb
LeavesMC/patches/server/0005-Update-version-fetcher-repo.patch
Bluemangoo 3992c7945f Update Paper (#261)
2024-07-19 20:38:04 +08:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: violetc <58360096+s-yh-china@users.noreply.github.com>
Date: Tue, 26 Oct 2021 14:13:50 +0800
Subject: [PATCH] Update version fetcher repo
diff --git a/src/main/java/com/destroystokyo/paper/PaperVersionFetcher.java b/src/main/java/com/destroystokyo/paper/PaperVersionFetcher.java
index 532306cacd52579cdf37e4aca25887b1ed3ba6a1..917ffaae401f3374d07d7fb7c024234a43ee54e4 100644
--- a/src/main/java/com/destroystokyo/paper/PaperVersionFetcher.java
+++ b/src/main/java/com/destroystokyo/paper/PaperVersionFetcher.java
@@ -107,7 +107,7 @@ public class PaperVersionFetcher implements VersionFetcher {
}
// Contributed by Techcable <Techcable@outlook.com> in GH-65
- private static int fetchDistanceFromGitHub(final String repo, final String branch, final String hash) {
+ protected static int fetchDistanceFromGitHub(final String repo, final String branch, final String hash) { // Leaves - private -> protected
try {
final HttpURLConnection connection = (HttpURLConnection) URI.create("https://api.github.com/repos/%s/compare/%s...%s".formatted(repo, branch, hash)).toURL().openConnection();
connection.connect();
@@ -130,7 +130,7 @@ public class PaperVersionFetcher implements VersionFetcher {
}
}
- private @Nullable Component getHistory() {
+ protected @Nullable Component getHistory() { // Leaves - private -> protected
final VersionHistoryManager.@Nullable VersionData data = VersionHistoryManager.INSTANCE.getVersionData();
if (data == null) {
return null;
diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
index 26762c95769a2aa5adf88a5c5055cffe1150a20c..a52c9347f166631ee0c889a65928bc317285efe2 100644
--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
@@ -480,7 +480,7 @@ public final class CraftMagicNumbers implements UnsafeValues {
@Override
public com.destroystokyo.paper.util.VersionFetcher getVersionFetcher() {
- return new com.destroystokyo.paper.PaperVersionFetcher();
+ return new org.leavesmc.leaves.util.LeavesVersionFetcher(); // Leaves - Leaves version fetcher
}
@Override
diff --git a/src/main/java/org/leavesmc/leaves/util/LeavesVersionFetcher.java b/src/main/java/org/leavesmc/leaves/util/LeavesVersionFetcher.java
new file mode 100644
index 0000000000000000000000000000000000000000..83f9bf9464ded48858b816107b4f14a065d80399
--- /dev/null
+++ b/src/main/java/org/leavesmc/leaves/util/LeavesVersionFetcher.java
@@ -0,0 +1,128 @@
+package org.leavesmc.leaves.util;
+
+import com.destroystokyo.paper.PaperVersionFetcher;
+import com.google.common.base.Charsets;
+import com.google.common.io.Resources;
+import com.google.gson.Gson;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonSyntaxException;
+import com.mojang.logging.LogUtils;
+import io.papermc.paper.ServerBuildInfo;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.event.ClickEvent;
+import net.kyori.adventure.text.format.NamedTextColor;
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.jetbrains.annotations.NotNull;
+import org.slf4j.Logger;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.net.URI;
+import java.util.Optional;
+import java.util.OptionalInt;
+import java.util.stream.StreamSupport;
+
+import static net.kyori.adventure.text.Component.text;
+import static net.kyori.adventure.text.format.TextColor.color;
+
+public class LeavesVersionFetcher extends PaperVersionFetcher {
+
+ private static final Logger LOGGER = LogUtils.getClassLogger();
+
+ private static final int DISTANCE_ERROR = -1;
+ private static final int DISTANCE_UNKNOWN = -2;
+ private static final String DOWNLOAD_PAGE = "https://leavesmc.org/downloads/leaves";
+
+ @NotNull
+ @Override
+ public Component getVersionMessage(@NotNull String serverVersion) {
+ final Component updateMessage;
+ final ServerBuildInfo build = ServerBuildInfo.buildInfo();
+ if (build.buildNumber().isEmpty() && build.gitCommit().isEmpty()) {
+ updateMessage = text("You are running a development version without access to version information", color(0xFF5300));
+ } else if (build.buildNumber().isEmpty()) {
+ updateMessage = text("You are running a development version form CI", color(0xFF5300));
+ } else {
+ updateMessage = getUpdateStatusMessage("LeavesMC/Leaves", build);
+ }
+ final @Nullable Component history = this.getHistory();
+
+ return history != null ? Component.textOfChildren(updateMessage, Component.newline(), history) : updateMessage;
+ }
+
+ private static Component getUpdateStatusMessage(@NotNull final String repo, @NotNull final ServerBuildInfo build) {
+ int distance = fetchDistanceFromLeavesApiV2Build(build);
+
+ if (distance == DISTANCE_ERROR) {
+ distance = fetchDistanceFromLeavesApiV2Hash(build);
+ }
+
+ if (distance == DISTANCE_ERROR) {
+ final Optional<String> gitBranch = build.gitBranch();
+ final Optional<String> gitCommit = build.gitCommit();
+ if (gitBranch.isPresent() && gitCommit.isPresent()) {
+ distance = fetchDistanceFromGitHub(repo, gitBranch.get(), gitCommit.get());
+ }
+ }
+
+ return switch (distance) {
+ case DISTANCE_ERROR -> Component.text("Error obtaining version information", NamedTextColor.YELLOW);
+ case 0 -> Component.text("You are running the latest version", NamedTextColor.GREEN);
+ case DISTANCE_UNKNOWN -> Component.text("Unknown version", NamedTextColor.YELLOW);
+ default -> Component.text("You are " + distance + " version(s) behind", NamedTextColor.YELLOW)
+ .append(Component.newline())
+ .append(Component.text("Download the new version at: ")
+ .append(Component.text(DOWNLOAD_PAGE, NamedTextColor.GOLD)
+ .hoverEvent(Component.text("Click to open", NamedTextColor.WHITE))
+ .clickEvent(ClickEvent.openUrl(DOWNLOAD_PAGE))));
+ };
+ }
+
+ private static int fetchDistanceFromLeavesApiV2Build(final ServerBuildInfo build) {
+ OptionalInt buildNumber = build.buildNumber();
+ if (buildNumber.isEmpty()) {
+ return DISTANCE_ERROR;
+ }
+
+ try {
+ try (final BufferedReader reader = Resources.asCharSource(
+ URI.create("https://api.leavesmc.org/v2/projects/leaves/versions/" + build.minecraftVersionId()).toURL(),
+ Charsets.UTF_8
+ ).openBufferedStream()) {
+ final JsonObject json = new Gson().fromJson(reader, JsonObject.class);
+ final JsonArray builds = json.getAsJsonArray("builds");
+ final int latest = StreamSupport.stream(builds.spliterator(), false)
+ .mapToInt(JsonElement::getAsInt)
+ .max()
+ .orElseThrow();
+ return latest - buildNumber.getAsInt();
+ } catch (final JsonSyntaxException ex) {
+ LOGGER.error("Error parsing json from Leaves's downloads API", ex);
+ return DISTANCE_ERROR;
+ }
+ } catch (final IOException e) {
+ LOGGER.error("Error while parsing version", e);
+ return DISTANCE_ERROR;
+ }
+ }
+
+ private static int fetchDistanceFromLeavesApiV2Hash(final ServerBuildInfo build) {
+ if (build.gitCommit().isEmpty()) {
+ return DISTANCE_ERROR;
+ }
+
+ try {
+ try (BufferedReader reader = Resources.asCharSource(
+ URI.create("https://api.leavesmc.org/v2/projects/leaves/versions/" + build.minecraftVersionId() + "/differ/" + build.gitCommit().get()).toURL(),
+ Charsets.UTF_8
+ ).openBufferedStream()) {
+ return Integer.parseInt(reader.readLine());
+ }
+ } catch (IOException e) {
+ LOGGER.error("Error while parsing version", e);
+ return DISTANCE_ERROR;
+ }
+ }
+}
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