Data export/import

core/src/io/anuke/mindustry/game/GlobalData.java

@@ -2,11 +2,16 @@ package io.anuke.mindustry.game;
 
 import io.anuke.arc.*;
 import io.anuke.arc.collection.*;
+import io.anuke.arc.files.*;
+import io.anuke.arc.util.io.*;
 import io.anuke.mindustry.*;
 import io.anuke.mindustry.content.*;
 import io.anuke.mindustry.game.EventType.*;
 import io.anuke.mindustry.type.*;
 
+import java.io.*;
+import java.util.zip.*;
+
 import static io.anuke.mindustry.Vars.*;
 
 /** Stores player unlocks. Clientside only. */
@@ -29,6 +34,43 @@ public class GlobalData{
         });
     }
 
+    public void exportData(FileHandle file) throws IOException{
+        Array<FileHandle> files = new Array<>();
+        files.add(Core.settings.getSettingsFile());
+        files.addAll(customMapDirectory.list());
+        files.addAll(saveDirectory.list());
+        String base = Core.settings.getDataDirectory().path();
+
+        try(OutputStream fos = file.write(false, 2048); ZipOutputStream zos = new ZipOutputStream(fos)){
+            for(FileHandle add : files){
+                zos.putNextEntry(new ZipEntry(add.path().substring(base.length())));
+                Streams.copyStream(add.read(), zos);
+                zos.closeEntry();
+            }
+
+        }
+    }
+
+    public void importData(FileHandle file){
+        FileHandle zipped = new ZipFileHandle(file);
+
+        FileHandle base = Core.settings.getDataDirectory();
+        if(!base.child("settings.bin").exists()){
+            throw new IllegalArgumentException("Not valid save data.");
+        }
+
+        //purge existing data
+        for(FileHandle f : base.list()){
+            if(f.isDirectory()){
+                f.deleteDirectory();
+            }else{
+                f.delete();
+            }
+        }
+
+        zipped.walk(f -> f.copyTo(base.child(f.path())));
+    }
+
     public void modified(){
         modified = true;
     }