Move recent changes into 1 branch

Bukkit/build.gradle

@@ -22,7 +22,6 @@ dependencies {
     implementation("org.spigotmc:spigot-api:1.15.2-R0.1-SNAPSHOT")
     compile(group: "com.sk89q.worldedit", name: "worldedit-bukkit", version: "7.0.1")
     compile("io.papermc:paperlib:1.0.2")
-    compile(group: "com.squareup.retrofit2", name: "retrofit", version: "2.4.0")
     implementation("net.kyori:text-adapter-bukkit:3.0.3")
     compile("com.github.MilkBowl:VaultAPI:1.7") {
         exclude(module: "bukkit")
@@ -79,12 +78,6 @@ task copyFiles {
 shadowJar {
     dependencies {
         include(dependency(":Core"))
-        // update notification stuff
-        include(dependency("com.github.Sauilitired:Jenkins4J:2.0-SNAPSHOT"))
-        include(dependency("com.squareup.retrofit2:retrofit:2.4.0"))
-        include(dependency("com.squareup.okhttp3:okhttp:4.2.2"))
-        include(dependency("com.squareup.okio:okio:2.4.1"))
-        include(dependency("org.jetbrains.kotlin:kotlin-stdlib:1.3.61"))
         include(dependency("io.papermc:paperlib:1.0.2"))
         include(dependency("net.kyori:text-adapter-bukkit:3.0.3"))
     }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/BukkitMain.java

@@ -60,7 +60,7 @@ import com.github.intellectualsites.plotsquared.plot.util.StringMan;
 import com.github.intellectualsites.plotsquared.plot.util.TaskManager;
 import com.github.intellectualsites.plotsquared.plot.util.UUIDHandler;
 import com.github.intellectualsites.plotsquared.plot.util.UUIDHandlerImplementation;
-import com.github.intellectualsites.plotsquared.plot.util.UpdateUtility;
+import com.github.intellectualsites.plotsquared.bukkit.util.UpdateUtility;
 import com.github.intellectualsites.plotsquared.plot.util.WorldUtil;
 import com.github.intellectualsites.plotsquared.plot.util.block.QueueProvider;
 import com.github.intellectualsites.plotsquared.plot.uuid.UUIDWrapper;
@@ -161,37 +161,7 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
             return;
         }
 
-        // Check for updates
+        new UpdateUtility(this).updateChecker();
-        if (PlotSquared.get().getUpdateUtility() != null) {
-            final UpdateUtility updateUtility = PlotSquared.get().getUpdateUtility();
-            updateUtility.checkForUpdate(PlotSquared.get().getVersion().versionString(),
-                ((updateDescription, throwable) -> {
-                    Bukkit.getScheduler().runTask(BukkitMain.this, () -> {
-                        getLogger().info("-------- PlotSquared Update Check --------");
-                        if (throwable != null) {
-                            getLogger().severe(String
-                                .format("Could not check for updates. Reason: %s",
-                                    throwable.getMessage()));
-                        } else {
-                            if (updateDescription == null) {
-                                getLogger().info(
-                                    "You appear to be running the latest version of PlotSquared. Congratulations!");
-                            } else {
-                                getLogger()
-                                    .info("There appears to be a PlotSquared update available!");
-                                getLogger().info(String.format(
-                                    "You are running version %s, the newest available version is %s",
-                                    getPluginVersionString(), updateDescription.getVersion()));
-                                getLogger().info(
-                                    String.format("Update URL: %s", updateDescription.getUrl()));
-                            }
-                        }
-                        getLogger().info("-------- PlotSquared Update Check --------");
-                    });
-                }));
-        } else {
-            getLogger().warning("Update checking disabled. Skipping.");
-        }
 
         this.startMetrics();
         if (Settings.Enabled_Components.WORLDS) {

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/listeners/PlayerEvents.java

@@ -1,25 +1,16 @@
 package com.github.intellectualsites.plotsquared.bukkit.listeners;
 
 import com.destroystokyo.paper.MaterialTags;
-import com.github.intellectualsites.plotsquared.bukkit.BukkitMain;
-import com.github.intellectualsites.plotsquared.bukkit.object.BukkitBlockUtil;
 import com.github.intellectualsites.plotsquared.bukkit.object.BukkitPlayer;
 import com.github.intellectualsites.plotsquared.bukkit.util.BukkitUtil;
+import com.github.intellectualsites.plotsquared.bukkit.util.UpdateUtility;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
 import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.flag.Flags;
 import com.github.intellectualsites.plotsquared.plot.listener.PlayerBlockEventType;
 import com.github.intellectualsites.plotsquared.plot.listener.PlotListener;
-import com.github.intellectualsites.plotsquared.plot.object.Location;
+import com.github.intellectualsites.plotsquared.plot.object.*;
-import com.github.intellectualsites.plotsquared.plot.object.Plot;
-import com.github.intellectualsites.plotsquared.plot.object.PlotArea;
-import com.github.intellectualsites.plotsquared.plot.object.PlotHandler;
-import com.github.intellectualsites.plotsquared.plot.object.PlotId;
-import com.github.intellectualsites.plotsquared.plot.object.PlotInventory;
-import com.github.intellectualsites.plotsquared.plot.object.PlotMessage;
-import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
-import com.github.intellectualsites.plotsquared.plot.object.StringWrapper;
 import com.github.intellectualsites.plotsquared.plot.util.EntityUtil;
 import com.github.intellectualsites.plotsquared.plot.util.EventUtil;
 import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
@@ -28,16 +19,13 @@ import com.github.intellectualsites.plotsquared.plot.util.Permissions;
 import com.github.intellectualsites.plotsquared.plot.util.RegExUtil;
 import com.github.intellectualsites.plotsquared.plot.util.TaskManager;
 import com.github.intellectualsites.plotsquared.plot.util.UUIDHandler;
-import com.github.intellectualsites.plotsquared.plot.util.UpdateUtility;
 import com.sk89q.worldedit.bukkit.BukkitAdapter;
 import com.sk89q.worldedit.world.block.BlockType;
-import com.sk89q.worldedit.world.item.ItemType;
 import io.papermc.lib.PaperLib;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.FluidCollisionMode;
 import org.bukkit.Material;
-import org.bukkit.Tag;
 import org.bukkit.World;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
@@ -135,7 +123,12 @@ import org.bukkit.projectiles.BlockProjectileSource;
 import org.bukkit.projectiles.ProjectileSource;
 import org.bukkit.util.Vector;
 
+import javax.net.ssl.HttpsURLConnection;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
 import java.lang.reflect.Field;
+import java.net.URL;
 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.Iterator;
@@ -145,7 +138,6 @@ import java.util.Objects;
 import java.util.Optional;
 import java.util.Set;
 import java.util.UUID;
-import java.util.function.Supplier;
 import java.util.regex.Pattern;
 
 /**
@@ -159,6 +151,8 @@ import java.util.regex.Pattern;
     private boolean tmpTeleport = true;
     private Field fieldPlayer;
     private PlayerMoveEvent moveTmp;
+    private String internalVersion;
+    private String spigotVersion;
 
     {
         try {
@@ -729,35 +723,24 @@ import java.util.regex.Pattern;
         }, 20);
 
         if (pp.hasPermission(Captions.PERMISSION_ADMIN_UPDATE_NOTIFICATION.getTranslated())
-            && PlotSquared.get().getUpdateUtility() != null) {
+                && Settings.Enabled_Components.UPDATE_NOTIFICATIONS) {
-            final UpdateUtility updateUtility = PlotSquared.get().getUpdateUtility();
+            try {
-            final BukkitMain bukkitMain = BukkitMain.getPlugin(BukkitMain.class);
+                HttpsURLConnection connection = (HttpsURLConnection) new URL("https://api.spigotmc.org/legacy/update.php?resource=1177").openConnection();
-            updateUtility.checkForUpdate(PlotSquared.get().getVersion().versionString(),
+                connection.setRequestMethod("GET");
-                ((updateDescription, throwable) -> {
+                spigotVersion = (new BufferedReader(new InputStreamReader(connection.getInputStream()))).readLine();
-                    if (throwable != null) {
+            } catch (IOException e) {
-                        bukkitMain.getLogger().severe(String
+                new PlotMessage(Captions.PREFIX + "Unable to check for updates, check console for further information.").color("$13");
-                            .format("Could not check for update. Reason: %s",
+                PlotSquared.log(Captions.PREFIX + "&cUnable to check for updates because: " + e);
-                                throwable.getMessage()));
+                return;
-                    } else {
-                        if (updateDescription != null) {
-                            new PlotMessage("-------- ").color("$2")
-                                .text("PlotSquared Update Notification").color("$1")
-                                .text(" --------").color("$2").send(pp);
-                            new PlotMessage("There appears to be a PlotSquared update available!")
-                                .color("$1").send(pp);
-                            new PlotMessage(String.format(
-                                "You are running version %s, the newest available version is %s",
-                                bukkitMain.getPluginVersionString(),
-                                updateDescription.getVersion())).color("$1").send(pp);
-                            new PlotMessage("Update URL").color("$1").text(": ").color("$2")
-                                .text(updateDescription.getUrl()).tooltip("Download update")
-                                .send(pp);
-                            new PlotMessage("-------- ").color("$2")
-                                .text("PlotSquared Update Notification").color("$1")
-                                .text(" --------").color("$2").send(pp);
             }
+
+            if (!UpdateUtility.internalVersion.equals(UpdateUtility.spigotVersion)) {
+                new PlotMessage("-----------------------------------").send(pp);
+                new PlotMessage(Captions.PREFIX + "There appears to be a PlotSquared update available!").color("$1").tooltip("https://www.spigotmc.org/resources/1177/updates").send(pp);
+                new PlotMessage(Captions.PREFIX + "The latest version is " + spigotVersion).color("$1").tooltip("https://www.spigotmc.org/resources/1177/updates").send(pp);
+                new PlotMessage(Captions.PREFIX + "https://www.spigotmc.org/resources/1177/updates").color("$1").tooltip("https://www.spigotmc.org/resources/1177/updates").send(pp);
+                new PlotMessage("-----------------------------------").send(pp);
             }
-                }));
         }
     }
 

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/UpdateUtility.java

@@ -0,0 +1,56 @@
+package com.github.intellectualsites.plotsquared.bukkit.util;
+
+import com.github.intellectualsites.plotsquared.plot.PlotSquared;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
+import com.github.intellectualsites.plotsquared.plot.config.Settings;
+import org.bukkit.Bukkit;
+import org.bukkit.event.Listener;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.bukkit.scheduler.BukkitRunnable;
+
+import javax.net.ssl.HttpsURLConnection;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.URL;
+
+public class UpdateUtility implements Listener {
+
+    public static String internalVersion;
+    public static String spigotVersion;
+    public final JavaPlugin javaPlugin;
+
+    public UpdateUtility(final JavaPlugin javaPlugin) {
+        this.javaPlugin = javaPlugin;
+        internalVersion = javaPlugin.getDescription().getVersion();
+    }
+
+    public void updateChecker() {
+        new BukkitRunnable() {
+            public void run() {
+                Bukkit.getScheduler().runTaskAsynchronously(UpdateUtility.this.javaPlugin, () -> {
+                    if (Settings.Enabled_Components.UPDATE_NOTIFICATIONS) {
+                        try {
+                            HttpsURLConnection connection = (HttpsURLConnection) new URL("https://api.spigotmc.org/legacy/update.php?resource=1177").openConnection();
+                            connection.setRequestMethod("GET");
+                            spigotVersion = (new BufferedReader(new InputStreamReader(connection.getInputStream()))).readLine();
+                        } catch (IOException e) {
+                            PlotSquared.log(Captions.PREFIX + "&cUnable to check for updates because: " + e);
+                            this.cancel();
+                            return;
+                        }
+
+                        if (!internalVersion.equals(spigotVersion)) {
+                            PlotSquared.log(Captions.PREFIX + "&6There appears to be a PlotSquared update available!");
+                            PlotSquared.log(Captions.PREFIX + "&6You are running version " + internalVersion + ", &6latest version is " + spigotVersion);
+                            PlotSquared.log(Captions.PREFIX + "&6https://www.spigotmc.org/resources/1177/updates");
+                        } else {
+                            PlotSquared.log(Captions.PREFIX + "Congratulations! You are running the latest PlotSquared version.");
+                        }
+                    }
+                    this.cancel();
+                });
+            }
+        }.runTaskTimer(this.javaPlugin, 0L, 12000L);
+    }
+}

Core/build.gradle

@@ -14,9 +14,6 @@ dependencies {
     testCompileOnly("org.projectlombok:lombok:1.18.8")
     annotationProcessor("org.projectlombok:lombok:1.18.8")
     testAnnotationProcessor("org.projectlombok:lombok:1.18.8")
-    implementation("com.github.Sauilitired:Jenkins4J:2.0-SNAPSHOT")
-    implementation("com.squareup.okhttp3:okhttp:4.2.2")
-    implementation("com.squareup.okio:okio:2.4.1")
     implementation("org.jetbrains.kotlin:kotlin-stdlib:1.3.61")
 }
 

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/PlotSquared.java

@@ -49,7 +49,6 @@ import com.github.intellectualsites.plotsquared.plot.util.SetupUtils;
 import com.github.intellectualsites.plotsquared.plot.util.StringMan;
 import com.github.intellectualsites.plotsquared.plot.util.TaskManager;
 import com.github.intellectualsites.plotsquared.plot.util.UUIDHandler;
-import com.github.intellectualsites.plotsquared.plot.util.UpdateUtility;
 import com.github.intellectualsites.plotsquared.plot.util.WorldUtil;
 import com.github.intellectualsites.plotsquared.plot.util.block.GlobalBlockQueue;
 import com.github.intellectualsites.plotsquared.plot.util.expiry.ExpireManager;
@@ -89,7 +88,6 @@ import java.util.Locale;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Objects;
-import java.util.Properties;
 import java.util.Set;
 import java.util.UUID;
 import java.util.function.Consumer;
@@ -127,7 +125,6 @@ import java.util.zip.ZipInputStream;
     @Setter @Getter private ILogger logger;
     // Platform / Version / Update URL
     private PlotVersion version;
-    @Nullable @Getter private UpdateUtility updateUtility;
     // Files and configuration
     @Getter private File jarFile = null; // This file
     private File storageFile;
@@ -1440,38 +1437,6 @@ import java.util.zip.ZipInputStream;
         return Arrays.stream(split).map(s -> String.format("%4s", s)).collect(Collectors.joining());
     }
 
-    private boolean update(PlotPlayer sender, URL url) {
-        try {
-            String name = this.jarFile.getName();
-            MainUtil.sendMessage(sender, "$1Downloading from provided URL: &7" + url);
-            URLConnection con = url.openConnection();
-            try (InputStream stream = con.getInputStream()) {
-                File newJar = new File("plugins/update/" + name);
-                File parent = newJar.getParentFile();
-                if (!parent.exists()) {
-                    parent.mkdirs();
-                }
-                MainUtil.sendMessage(sender, "$2 - Output: " + newJar);
-                if (!newJar.delete()) {
-                    MainUtil.sendMessage(sender, "Failed to update " + IMP.getPluginName() + "");
-                    MainUtil.sendMessage(sender, "Jar file failed to delete.");
-                    MainUtil.sendMessage(sender, " - Please update manually");
-                }
-                Files.copy(stream, newJar.toPath());
-            }
-            MainUtil.sendMessage(sender,
-                "$1The update will take effect when the server is restarted next");
-            return true;
-        } catch (IOException e) {
-            MainUtil.sendMessage(sender, "Failed to update " + IMP.getPluginName() + "");
-            MainUtil.sendMessage(sender, " - Please update manually");
-            PlotSquared.log("============ Stacktrace ============");
-            e.printStackTrace();
-            PlotSquared.log("====================================");
-        }
-        return false;
-    }
-
     /**
      * Copies a file from inside the jar to a location
      *
@@ -1641,7 +1606,6 @@ import java.util.zip.ZipInputStream;
             }
         }
         Settings.load(configFile);
-        setupUpdateUtility();
         //Sets the version information for the settings.yml file
         try (InputStream stream = getClass().getResourceAsStream("/plugin.properties")) {
             try (BufferedReader br = new BufferedReader(new InputStreamReader(stream))) {
@@ -1658,28 +1622,6 @@ import java.util.zip.ZipInputStream;
         config = YamlConfiguration.loadConfiguration(configFile);
     }
 
-    private void setupUpdateUtility() {
-        try {
-            copyFile("updater.properties", "config");
-            try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(
-                new FileInputStream(new File(new File(this.IMP.getDirectory(), "config"),
-                    "updater.properties"))))) {
-                final Properties properties = new Properties();
-                properties.load(bufferedReader);
-                final boolean enabled =
-                    Boolean.parseBoolean(properties.getOrDefault("enabled", true).toString());
-                if (enabled) {
-                    this.updateUtility = new UpdateUtility(properties.getProperty("path"),
-                        properties.getProperty("job"), properties.getProperty("artifact"));
-                }
-            } catch (final IOException throwable) {
-                throwable.printStackTrace();
-            }
-        } catch (final Throwable throwable) {
-            throwable.printStackTrace();
-        }
-    }
-
     /**
      * Setup all configuration files<br>
      * - Config: settings.yml<br>

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/PlotVersion.java

@@ -34,18 +34,14 @@ public class PlotVersion {
         if (hash == 0 && build == 0) {
             return "NoVer-SNAPSHOT";
         } else {
-            return "4." + build;
+            return "5." + build;
         }
     }
     @Override public String toString() {
         if (hash == 0 && build == 0) {
             return "PlotSquared-NoVer-SNAPSHOT";
         } else {
-            return "PlotSquared-4." + build;
+            return "PlotSquared-5." + build;
         }
     }
-
-    public boolean isNewer(PlotVersion other) {
-        return other.build < this.build;
-    }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/PluginCmd.java

@@ -1,10 +1,8 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.json.JSONObject;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
-import com.github.intellectualsites.plotsquared.plot.util.HttpUtil;
 import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
 import com.github.intellectualsites.plotsquared.plot.util.TaskManager;
 
@@ -22,17 +20,8 @@ import com.github.intellectualsites.plotsquared.plot.util.TaskManager;
                     "$2>> $1&lAuthors$2: $1Citymonstret $2& $1Empire92 $2& $1MattBDev $2& $1dordsor21 $2& $1NotMyFault");
                 MainUtil.sendMessage(player,
                     "$2>> $1&lWiki$2: $1https://github.com/IntellectualSites/PlotSquared/wiki");
-                //                MainUtil.sendMessage(player,
-                //                    "$2>> $1&lNewest Version$2: $1" + getNewestVersionString());
             }
         });
         return true;
     }
-
-    public String getNewestVersionString() {
-        String str = HttpUtil
-            .readUrl("https://api.github.com/repos/IntellectualSites/PlotSquared/releases/latest");
-        JSONObject release = new JSONObject(str);
-        return release.getString("name");
-    }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/config/Settings.java

@@ -123,6 +123,9 @@ public class Settings extends Config {
         // Titles
         TITLES = config.getBoolean("titles", TITLES);
 
+        // Update Notifications
+        Enabled_Components.UPDATE_NOTIFICATIONS = config.getBoolean("update-notifications", Enabled_Components.UPDATE_NOTIFICATIONS);
+
         // Teleportation
         Teleport.DELAY = config.getInt("teleport.delay", Teleport.DELAY);
         Teleport.ON_LOGIN = config.getBoolean("teleport.on_login", Teleport.ON_LOGIN);
@@ -157,8 +160,6 @@ public class Settings extends Config {
         Chat.CONSOLE_COLOR = config.getBoolean("console.color", Chat.CONSOLE_COLOR);
         Chat.INTERACTIVE = config.getBoolean("chat.fancy", Chat.INTERACTIVE);
 
-        Enabled_Components.UPDATER =
-            config.getBoolean("update-notifications", Enabled_Components.UPDATER);
         Enabled_Components.DATABASE_PURGER =
             config.getBoolean("auto-purge", Enabled_Components.DATABASE_PURGER);
         return true;
@@ -321,7 +322,7 @@ public class Settings extends Config {
             true;
         @Comment("The UUID cacher is used to resolve player names") public static boolean
             UUID_CACHE = true;
-        @Comment("The plugin auto updater will notify you if updates are available.") public static boolean UPDATER = true;
+        @Comment("Whether we should notify you about updates or not.") public static boolean UPDATE_NOTIFICATIONS = true;
         @Comment("Stores user metadata in a database") public static boolean PERSISTENT_META = true;
         @Comment("Optimizes permission checks") public static boolean PERMISSION_CACHE = true;
         @Comment("Optimizes block changing code") public static boolean BLOCK_CACHE = true;

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/util/MainUtil.java

@@ -67,7 +67,7 @@ public class MainUtil {
     public static boolean canSendChunk = false;
     /**
      * Cache of mapping x,y,z coordinates to the chunk array<br>
-     * - Used for efficent world generation<br>
+     * - Used for efficient world generation<br>
      */
     public static short[][] x_loc;
     public static short[][] y_loc;

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/util/UpdateUtility.java

@@ -1,157 +0,0 @@
-package com.github.intellectualsites.plotsquared.plot.util;
-
-import lombok.Getter;
-import lombok.NonNull;
-import lombok.RequiredArgsConstructor;
-import org.incendo.jenkins.Jenkins;
-import org.incendo.jenkins.objects.ArtifactDescription;
-import org.incendo.jenkins.objects.BuildInfo;
-
-import java.util.Collection;
-import java.util.Optional;
-import java.util.function.BiConsumer;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-public class UpdateUtility {
-
-    private final String jobName;
-    private final Pattern artifactPattern;
-
-    private final Jenkins jenkins;
-
-    public UpdateUtility(@NonNull final String jenkinsPath, @NonNull final String jobName,
-        @NonNull final String artifactPattern) {
-        this.jobName = jobName;
-        this.artifactPattern = Pattern.compile(artifactPattern);
-        this.jenkins = Jenkins.newBuilder().withPath(jenkinsPath).build();
-    }
-
-    private void fetchLatestBuildInfo(final BiConsumer<BuildInfo, Throwable> whenDone) {
-        this.jenkins.getJobInfo(jobName).whenCompleteAsync((jobInfo, exception) -> {
-            if (jobInfo == null && exception != null) {
-                whenDone.accept(null, exception);
-            } else if (jobInfo != null) {
-                jobInfo.getLastSuccessfulBuild().getBuildInfo().whenComplete(whenDone);
-            } else {
-                whenDone.accept(null, new IllegalStateException(
-                    String.format("Could not fetch job info for job %s", this.jobName)));
-            }
-        });
-    }
-
-    private void getMatchingArtifact(final BiConsumer<ArtifactDescription, Throwable> whenDone) {
-        this.fetchLatestBuildInfo((buildInfo, throwable) -> {
-            if (throwable != null) {
-                whenDone.accept(null, throwable);
-            } else {
-                final Collection<ArtifactDescription> artifacts = buildInfo.getArtifacts();
-                final Optional<ArtifactDescription> artifact =
-                    artifacts.stream().filter(artifactDescription -> {
-                        final String name = artifactDescription.getFileName();
-                        final Matcher matcher = artifactPattern.matcher(name);
-                        return matcher.matches();
-                    }).findAny();
-                if (artifact.isPresent()) {
-                    final ArtifactDescription artifactDescription = artifact.get();
-                    whenDone.accept(artifactDescription, null);
-                } else {
-                    whenDone.accept(null, new NullPointerException(String
-                        .format("Could not find any matching artifacts in build %d",
-                            buildInfo.getId())));
-                }
-            }
-        });
-    }
-
-    public void checkForUpdate(final String currentVersion,
-        final BiConsumer<UpdateDescription, Throwable> whenDone) {
-        this.getMatchingArtifact(((artifactDescription, throwable) -> {
-            if (throwable != null) {
-                whenDone.accept(null, new RuntimeException(String
-                    .format("Failed to read artifact description: %s", throwable.getMessage()),
-                    throwable));
-            } else {
-                try {
-                    final String version = this.isNewer(currentVersion, artifactDescription);
-                    if (version != null) {
-                        whenDone
-                            .accept(new UpdateDescription(version, artifactDescription.getUrl()),
-                                null);
-                    } else {
-                        whenDone.accept(null, null);
-                    }
-                } catch (final Throwable exception) {
-                    whenDone.accept(null, new RuntimeException(
-                        String.format("Failed to compare versions: %s", exception.getMessage()),
-                        exception));
-                }
-            }
-        }));
-    }
-
-    private String isNewer(@NonNull final String currentVersion,
-        @NonNull final ArtifactDescription artifact) {
-        final Matcher matcher = artifactPattern.matcher(artifact.getFileName());
-        if (!matcher.matches()) {
-            throw new IllegalArgumentException(
-                "Artifact file name does not match artifact pattern");
-        }
-        final String version = matcher.group("version");
-        if (version == null) {
-            throw new IllegalArgumentException("Given artifact does not contain version");
-        }
-        return compareVersions(currentVersion, version) < 0 ? version : null;
-    }
-
-    /**
-     * Compare two given versions in the format $major.$minor
-     *
-     * @param oldVersion current version
-     * @param newVersion other version
-     * @return -1 if the current version is older, 1 is the versions are the same,
-     * and 1 if the current version is newer
-     */
-    private int compareVersions(@NonNull final String oldVersion,
-        @NonNull final String newVersion) {
-        // Versions look this this: major.minor :P
-        final int[] oldNums = splitVersion(oldVersion);
-        final int[] newNums = splitVersion(newVersion);
-
-        if (oldNums == null || newNums == null) {
-            throw new IllegalArgumentException("Could not extract version data");
-        }
-
-        // Compare major version
-        if (oldNums[0] != -1 && newNums[0] != -1) {
-            if (oldNums[0] < newNums[0]) {
-                return -1;
-            } else if (oldNums[0] > newNums[0]) {
-                return 1;
-            }
-        }
-
-        // Compare minor versions
-        return Integer.compare(oldNums[1], newNums[1]);
-    }
-
-    private int[] splitVersion(@NonNull final String versionString) {
-        final String[] parts = versionString.split("\\.");
-        switch (parts.length) {
-            case 0:
-                return new int[] {-1, -1};
-            case 1:
-                return new int[] {-1, Integer.parseInt(parts[0])};
-            case 2:
-                return new int[] {Integer.parseInt(parts[0]), Integer.parseInt(parts[1])};
-            default:
-                return null;
-        }
-    }
-
-    @Getter @RequiredArgsConstructor public static class UpdateDescription {
-        private final String version;
-        private final String url;
-    }
-
-}

Core/src/main/resources/updater.properties

@@ -1,8 +0,0 @@
-# Whether update notifications are enabled
-enabled=true
-# CI path
-path=https://ci.athion.net/
-# Job name
-job=PlotSquared-Releases
-# Artifact pattern
-artifact=^PlotSquared-Bukkit-(?<version>[0-9.]+).jar$

build.gradle

@@ -24,7 +24,7 @@ plugins {
 
 group = "com.github.intellectualsites.plotsquared"
 
-def rootVersion = "4"
+def rootVersion = "5"
 def revision = ""
 def buildNumber = ""
 def date = ""