auto updater

bukkit/src/main/java/com/boydti/fawe/bukkit/FaweBukkit.java

@@ -350,7 +350,7 @@ public class FaweBukkit implements IFawe, Listener {
 
     @Override
     public String getPlatform() {
-        return Bukkit.getVersion();
+        return "bukkit";
     }
 
     @Override

core/src/main/java/com/boydti/fawe/Fawe.java

@@ -14,6 +14,7 @@ import com.boydti.fawe.util.MainUtil;
 import com.boydti.fawe.util.MemUtil;
 import com.boydti.fawe.util.StringMan;
 import com.boydti.fawe.util.TaskManager;
+import com.boydti.fawe.util.Updater;
 import com.boydti.fawe.util.WEManager;
 import com.boydti.fawe.util.WESubscriber;
 import com.sk89q.jnbt.NBTInputStream;
@@ -244,6 +245,14 @@ public class Fawe {
          */
         this.setupInjector();
         this.setupMemoryListener();
+
+        // Update
+        TaskManager.IMP.async(new Runnable() {
+            @Override
+            public void run() {
+                Updater.update(implementation.getPlatform(), getVersion());
+            }
+        });
     }
 
     private boolean isJava8 = MainUtil.getJavaVersion() >= 1.8;
@@ -295,7 +304,7 @@ public class Fawe {
             scanner.close();
             this.version = new FaweVersion(versionString);
             Settings.DATE = new Date(100 + version.year, version.month, version.day).toGMTString();
-            Settings.BUILD = "http://ci.athion.net/job/FastAsyncWorldEdit/" + version.build;
+            Settings.BUILD = "https://ci.athion.net/job/FastAsyncWorldEdit/" + version.build;
             Settings.COMMIT = "https://github.com/boy0001/FastAsyncWorldedit/commit/" + Integer.toHexString(version.hash);
         } catch (Throwable ignore) {}
         Settings.load(file);

core/src/main/java/com/boydti/fawe/FaweVersion.java

@@ -21,4 +21,8 @@ public class FaweVersion {
     public String toString() {
         return "FastAsyncWorldEdit-" + year + "." + month + "." + day + "-" + Integer.toHexString(hash) + "-" + build;
     }
+
+    public boolean isNewer(FaweVersion other) {
+        return other.build < this.build && (this.major > other.major || (this.major == other.major && this.minor > other.minor) || (this.major == other.major && this.minor == other.minor && this.patch > other.patch));
+    }
 }

core/src/main/java/com/boydti/fawe/util/Updater.java

@@ -0,0 +1,42 @@
+package com.boydti.fawe.util;
+
+import com.boydti.fawe.Fawe;
+import com.boydti.fawe.FaweVersion;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.net.URL;
+import java.nio.channels.Channels;
+import java.nio.channels.ReadableByteChannel;
+import java.util.Scanner;
+
+public class Updater {
+    public static void update(String platform, FaweVersion currentVersion) {
+        if (currentVersion == null || platform == null) {
+            return;
+        }
+        try {
+            String downloadUrl = "http://ci.athion.net/job/FastAsyncWorldEdit/lastSuccessfulBuild/artifact/target/FastAsyncWorldEdit-%platform%-%version%.jar";
+            String versionUrl = "http://empcraft.com/fawe/version.php?%platform%";
+            URL url = new URL(versionUrl.replace("%platform%", platform));
+            try (Scanner reader = new Scanner(url.openStream())) {
+                String versionString = reader.next();
+                FaweVersion version = new FaweVersion(versionString);
+                if (currentVersion == null || version.isNewer(currentVersion)) {
+                    URL download = new URL(downloadUrl.replaceAll("%platform%", platform).replaceAll("%version%", versionString));
+                    try (ReadableByteChannel rbc = Channels.newChannel(download.openStream())) {
+                        File jarFile = MainUtil.getJarFile();
+                        File outFile = new File(jarFile.getParent(), "update" + File.separator + jarFile.getName());
+                        File outFileParent = outFile.getParentFile();
+                        if (!outFileParent.exists()) {
+                            outFileParent.mkdirs();
+                        }
+                        try (FileOutputStream fos = new FileOutputStream(outFile)) {
+                            fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
+                        }
+                        Fawe.debug("Updated FAWE to " + versionString);
+                    }
+                }
+            }
+        } catch (Throwable ignore) {}
+    }
+}

nukkit/src/main/java/com/boydti/fawe/nukkit/optimization/FaweNukkit.java

@@ -125,7 +125,7 @@ public class FaweNukkit implements IFawe, Listener {
 
     @Override
     public String getPlatform() {
-        return "Nukkit-" + plugin.getServer().getNukkitVersion();
+        return "nukkit";
     }
 
     @Override