Merge branch 'master' of https://github.com/Anuken/Mindustry into mech-rework

# Conflicts:
#	core/assets/sprites/sprites.atlas
#	core/assets/sprites/sprites.png

core/assets/bundles/bundle.properties

@@ -16,6 +16,7 @@ screenshot.invalid = Map too large, potentially not enough memory for screenshot
 gameover = Game Over
 gameover.pvp = The[accent] {0}[] team is victorious!
 highscore = [accent]New highscore!
+copied = Copied.
 
 load.sound = Sounds
 load.map = Maps
@@ -24,6 +25,22 @@ load.content = Content
 load.system = System
 load.mod = Mods
 
+schematic = Schematic
+schematic.add = Save Schematic...
+schematics = Schematics
+schematic.import = Import Schematic...
+schematic.exportfile = Export File
+schematic.importfile = Import File
+schematic.browseworkshop = Browse Workshop
+schematic.copy = Copy to Clipboard
+schematic.copy.import = Import from Clipboard
+schematic.shareworkshop = Share on Workshop
+schematic.flip = [accent][[{0}][]/[accent][[{1}][]: Flip Schematic
+schematic.saved = Schematic saved.
+schematic.delete.confirm = This schematic will be utterly eradicated.
+schematic.rename = Rename Schematic
+schematic.info = {0}x{1}, {2} blocks
+
 stat.wave = Waves Defeated:[accent] {0}
 stat.enemiesDestroyed = Enemies Destroyed:[accent] {0}
 stat.built = Buildings Built:[accent] {0}
@@ -83,6 +100,8 @@ mod.import.github = Import Github Mod
 mod.remove.confirm = This mod will be deleted.
 mod.author = [LIGHT_GRAY]Author:[] {0}
 mod.missing = This save contains mods that you have recently updated or no longer have installed. Save corruption may occur. Are you sure you want to load it?\n[lightgray]Mods:\n{0}
+mod.preview.missing = Before publishing this mod in the workshop, you must add an image preview.\nPlace an image named[accent] preview.png[] into the mod's folder and try again.
+mod.folder.missing = Only mods in folder form can be published on the workshop.\nTo convert any mod into a folder, simply unzip its file into a folder and delete the old zip, then restart your game or reload your mods.
 
 about.button = About
 name = Name:
@@ -218,6 +237,7 @@ loading = [accent]Loading...
 reloading = [accent]Reloading Mods...
 saving = [accent]Saving...
 cancelbuilding = [accent][[{0}][] to clear plan
+selectschematic = [accent][[{0}][] to select+copy
 pausebuilding = [accent][[{0}][] to pause building
 resumebuilding = [scarlet][[{0}][] to resume building
 wave = [accent]Wave {0}
@@ -238,16 +258,17 @@ map.nospawn = This map does not have any cores for the player to spawn in! Add a
 map.nospawn.pvp = This map does not have any enemy cores for player to spawn into! Add[SCARLET] non-orange[] cores to this map in the editor.
 map.nospawn.attack = This map does not have any enemy cores for player to attack! Add[SCARLET] red[] cores to this map in the editor.
 map.invalid = Error loading map: corrupted or invalid map file.
-map.publish.error = Error publishing map: {0}
+workshop.update = Update Item
-map.update = Update Map
+workshop.error = Error fetching workshop details: {0}
-map.load.error = Error fetching workshop details: {0}
-map.missing = This map has been deleted or moved.\n[lightgray]The workshop listing has now been automatically un-linked from the map.
 map.publish.confirm = Are you sure you want to publish this map?\n\n[lightgray]Make sure you agree to the Workshop EULA first, or your maps will not show up!
 map.menu = Select what you would like to do with this map.
-map.changelog = Changelog (optional):
+changelog = Changelog (optional):
 eula = Steam EULA
-map.publish = Map published.
+missing = This item has been deleted or moved.\n[lightgray]The workshop listing has now been automatically un-linked.
-map.publishing = [accent]Publishing map...
+publishing = [accent]Publishing...
+publish.confirm = Are you sure you want to publish this?\n\n[lightgray]Make sure you agree to the Workshop EULA first, or your items will not show up!
+publish.error = Error publishing item: {0}
+
 editor.brush = Brush
 editor.openin = Open In Editor
 editor.oregen = Ore Generation
@@ -627,6 +648,10 @@ keybind.press.axis = Press an axis or key...
 keybind.screenshot.name = Map Screenshot
 keybind.move_x.name = Move x
 keybind.move_y.name = Move y
+keybind.schematic_select.name = Select Region
+keybind.schematic_menu.name = Schematic Menu
+keybind.schematic_flip_x.name = Flip Schematic X
+keybind.schematic_flip_y.name = Flip Schematic Y
 keybind.fullscreen.name = Toggle Fullscreen
 keybind.select.name = Select/Shoot
 keybind.diagonal_placement.name = Diagonal Placement

core/assets/sprites/sprites.atlas

@@ -1348,6 +1348,13 @@ spore-press-top
   orig: 64, 64
   offset: 0, 0
   index: -1
+unloader-center
+  rotate: false
+  xy: 1735, 855
+  size: 32, 32
+  orig: 32, 32
+  offset: 0, 0
+  index: -1
 arc-heat
   rotate: false
   xy: 609, 1262
@@ -1770,14 +1777,14 @@ scale_marker
   index: -1
 scorch1
   rotate: false
-  xy: 1735, 787
+  xy: 1735, 753
   size: 28, 100
   orig: 28, 100
   offset: 0, 0
   index: -1
 scorch2
   rotate: false
-  xy: 1765, 787
+  xy: 1765, 753
   size: 28, 100
   orig: 28, 100
   offset: 0, 0
@@ -4332,7 +4339,7 @@ item-copper-small
   index: -1
 item-copper-tiny
   rotate: false
-  xy: 1735, 769
+  xy: 1017, 691
   size: 16, 16
   orig: 16, 16
   offset: 0, 0
@@ -4367,7 +4374,7 @@ item-graphite-small
   index: -1
 item-graphite-tiny
   rotate: false
-  xy: 1017, 691
+  xy: 1533, 777
   size: 16, 16
   orig: 16, 16
   offset: 0, 0
@@ -4402,7 +4409,7 @@ item-lead-small
   index: -1
 item-lead-tiny
   rotate: false
-  xy: 1533, 777
+  xy: 1769, 879
   size: 16, 16
   orig: 16, 16
   offset: 0, 0
@@ -4752,7 +4759,7 @@ item-thorium-small
   index: -1
 item-thorium-tiny
   rotate: false
-  xy: 1753, 769
+  xy: 1035, 683
   size: 16, 16
   orig: 16, 16
   offset: 0, 0
@@ -4787,7 +4794,7 @@ item-titanium-small
   index: -1
 item-titanium-tiny
   rotate: false
-  xy: 1035, 683
+  xy: 1769, 861
   size: 16, 16
   orig: 16, 16
   offset: 0, 0

core/src/io/anuke/mindustry/ClientLauncher.java

@@ -9,6 +9,7 @@ import io.anuke.arc.graphics.g2d.*;
 import io.anuke.arc.math.*;
 import io.anuke.arc.scene.ui.layout.*;
 import io.anuke.arc.util.*;
+import io.anuke.arc.util.async.*;
 import io.anuke.mindustry.core.*;
 import io.anuke.mindustry.game.*;
 import io.anuke.mindustry.game.EventType.*;
@@ -81,6 +82,7 @@ public abstract class ClientLauncher extends ApplicationCore implements Platform
         add(netClient = new NetClient());
 
         assets.load(mods);
+        assets.load(schematics);
 
         assets.loadRun("contentinit", ContentLoader.class, () -> {
             content.init();
@@ -118,10 +120,11 @@ public abstract class ClientLauncher extends ApplicationCore implements Platform
                 for(ApplicationListener listener : modules){
                     listener.init();
                 }
-                super.resize(graphics.getWidth(), graphics.getHeight());
                 mods.each(Mod::init);
                 finished = true;
                 Events.fire(new ClientLoadEvent());
+                super.resize(graphics.getWidth(), graphics.getHeight());
+                app.post(() -> app.post(() -> app.post(() -> app.post(() -> super.resize(graphics.getWidth(), graphics.getHeight())))));
             }
         }else{
             super.update();
@@ -133,11 +136,7 @@ public abstract class ClientLauncher extends ApplicationCore implements Platform
             long target = (1000 * 1000000) / targetfps; //target in nanos
             long elapsed = Time.timeSinceNanos(lastTime);
             if(elapsed < target){
-                try{
+                Threads.sleep((target - elapsed) / 1000000, (int)((target - elapsed) % 1000000));
-                    Thread.sleep((target - elapsed) / 1000000, (int)((target - elapsed) % 1000000));
-                }catch(InterruptedException ignored){
-                    //ignore
-                }
             }
         }
 

core/src/io/anuke/mindustry/Vars.java

@@ -33,6 +33,10 @@ public class Vars implements Loadable{
     public static boolean loadLocales = true;
     /** Maximum number of broken blocks. TODO implement or remove.*/
     public static final int maxBrokenBlocks = 256;
+    /** Maximum schematic size.*/
+    public static final int maxSchematicSize = 32;
+    /** All schematic base64 starts with this string.*/
+    public static final String schematicBaseStart ="bXNjaAB";
     /** IO buffer size. */
     public static final int bufferSize = 8192;
     /** global charset, since Android doesn't support the Charsets class */
@@ -128,10 +132,14 @@ public class Vars implements Loadable{
     public static FileHandle saveDirectory;
     /** data subdirectory used for mods */
     public static FileHandle modDirectory;
+    /** data subdirectory used for schematics */
+    public static FileHandle schematicDirectory;
     /** map file extension */
     public static final String mapExtension = "msav";
     /** save file extension */
     public static final String saveExtension = "msav";
+    /** schematic file extension */
+    public static final String schematicExtension = "msch";
 
     /** list of all locales that can be switched to */
     public static Locale[] locales;
@@ -146,6 +154,7 @@ public class Vars implements Loadable{
     public static LoopControl loops;
     public static Platform platform = new Platform(){};
     public static Mods mods;
+    public static Schematics schematics = new Schematics();
 
     public static World world;
     public static Maps maps;
@@ -251,6 +260,7 @@ public class Vars implements Loadable{
         saveDirectory = dataDirectory.child("saves/");
         tmpDirectory = dataDirectory.child("tmp/");
         modDirectory = dataDirectory.child("mods/");
+        schematicDirectory = dataDirectory.child("schematics/");
 
         modDirectory.mkdirs();
 

core/src/io/anuke/mindustry/content/Blocks.java

@@ -1344,7 +1344,8 @@ public class Blocks implements ContentList{
             Items.pyratite, Bullets.pyraFlame
             );
             recoil = 0f;
-            reload = 4f;
+            reload = 5f;
+            coolantMultiplier = 2f;
             range = 60f;
             shootCone = 50f;
             targetAir = false;

core/src/io/anuke/mindustry/content/Bullets.java

@@ -99,8 +99,7 @@ public class Bullets implements ContentList{
             collidesTiles = false;
             splashDamageRadius = 25f;
             splashDamage = 30f;
-            incendAmount = 4;
+            status = StatusEffects.burning;
-            incendSpread = 11f;
             frontColor = Pal.lightishOrange;
             backColor = Pal.lightOrange;
             trailEffect = Fx.incendTrail;
@@ -228,8 +227,7 @@ public class Bullets implements ContentList{
             splashDamage = 10f;
             lifetime = 160f;
             hitEffect = Fx.blastExplosion;
-            incendSpread = 10f;
+            status = StatusEffects.burning;
-            incendAmount = 3;
         }};
 
         missileSurge = new MissileBulletType(4.4f, 15, "bullet"){{
@@ -342,9 +340,7 @@ public class Bullets implements ContentList{
             bulletHeight = 12f;
             frontColor = Pal.lightishOrange;
             backColor = Pal.lightOrange;
-            incendSpread = 3f;
+            status = StatusEffects.burning;
-            incendAmount = 1;
-            incendChance = 0.3f;
             inaccuracy = 3f;
             lifetime = 60f;
         }};
@@ -354,9 +350,7 @@ public class Bullets implements ContentList{
             bulletHeight = 12f;
             frontColor = Color.valueOf("feb380");
             backColor = Color.valueOf("ea8878");
-            incendSpread = 3f;
+            status = StatusEffects.burning;
-            incendAmount = 1;
-            incendChance = 0.3f;
             lifetime = 60f;
         }};
 
@@ -385,9 +379,7 @@ public class Bullets implements ContentList{
             bulletHeight = 21f;
             frontColor = Pal.lightishOrange;
             backColor = Pal.lightOrange;
-            incendSpread = 3f;
+            status = StatusEffects.burning;
-            incendAmount = 2;
-            incendChance = 0.3f;
             shootEffect = Fx.shootBig;
         }};
 

core/src/io/anuke/mindustry/content/StatusEffects.java

@@ -18,7 +18,7 @@ public class StatusEffects implements ContentList{
         none = new StatusEffect();
 
         burning = new StatusEffect(){{
-            damage = 0.04f;
+            damage = 0.06f;
             effect = Fx.burning;
 
             opposite(() -> wet, () -> freezing);

core/src/io/anuke/mindustry/content/TechTree.java

@@ -317,9 +317,9 @@ public class TechTree implements ContentList{
         return node(block, () -> {});
     }
 
-    public static void create(Block parent, Block block){
+    public static TechNode create(Block parent, Block block){
         TechNode.context = all.find(t -> t.block == parent);
-        node(block, () -> {});
+        return node(block, () -> {});
     }
 
     public static class TechNode{

core/src/io/anuke/mindustry/core/Platform.java

@@ -8,9 +8,9 @@ import io.anuke.arc.function.*;
 import io.anuke.arc.math.*;
 import io.anuke.arc.scene.ui.*;
 import io.anuke.arc.util.serialization.*;
-import io.anuke.mindustry.maps.*;
 import io.anuke.mindustry.net.*;
 import io.anuke.mindustry.net.Net.*;
+import io.anuke.mindustry.type.*;
 import io.anuke.mindustry.ui.dialogs.*;
 
 import static io.anuke.mindustry.Vars.mobile;
@@ -24,27 +24,18 @@ public interface Platform{
     default void inviteFriends(){}
 
     /** Steam: Share a map on the workshop.*/
-    default void publishMap(Map map){}
+    default void publish(Publishable pub){}
-
-    /** Steam: Return external workshop maps to be loaded.*/
-    default Array<FileHandle> getExternalMaps(){
-        return Array.with();
-    }
-
-    /** Steam: Return external workshop mods to be loaded.*/
-    default Array<FileHandle> getExternalMods(){
-        return Array.with();
-    }
-
-    /** Steam: View a map listing on the workshop.*/
-    default void viewMapListing(Map map){}
 
     /** Steam: View a listing on the workshop.*/
-    default void viewListing(String mapid){}
+    default void viewListing(Publishable pub){}
 
-    /** Steam: View map workshop info, removing the map ID tag if its listing is deleted.
+    /** Steam: View a listing on the workshop by an ID.*/
-     * Also presents the option to update the map. */
+    default void viewListingID(String mapid){}
-    default void viewMapListingInfo(Map map){}
+
+    /** Steam: Return external workshop maps to be loaded.*/
+    default Array<FileHandle> getWorkshopContent(Class<? extends Publishable> type){
+        return new Array<>(0);
+    }
 
     /** Steam: Open workshop for maps.*/
     default void openWorkshop(){}

core/src/io/anuke/mindustry/core/UI.java

@@ -68,6 +68,7 @@ public class UI implements ApplicationListener, Loadable{
     public DeployDialog deploy;
     public TechTreeDialog tech;
     public MinimapDialog minimap;
+    public SchematicsDialog schematics;
     public ModsDialog mods;
 
     public Cursor drillCursor, unloadCursor;
@@ -185,6 +186,13 @@ public class UI implements ApplicationListener, Loadable{
         Core.scene.act();
         Core.scene.draw();
 
+        if(Core.input.keyTap(KeyCode.MOUSE_LEFT) && Core.scene.getKeyboardFocus() instanceof TextField){
+            Element e = Core.scene.hit(Core.input.mouseX(), Core.input.mouseY(), true);
+            if(!(e instanceof TextField)){
+                Core.scene.setKeyboardFocus(null);
+            }
+        }
+
         //draw overlay for buttons
         if(state.rules.tutorial){
             control.tutorial.draw();
@@ -225,6 +233,7 @@ public class UI implements ApplicationListener, Loadable{
         tech = new TechTreeDialog();
         minimap = new MinimapDialog();
         mods = new ModsDialog();
+        schematics = new SchematicsDialog();
 
         Group group = Core.scene.root;
 
@@ -296,7 +305,7 @@ public class UI implements ApplicationListener, Loadable{
     }
 
     public void showTextInput(String title, String text, String def, Consumer<String> confirmed){
-        showTextInput(title, text, 24, def, confirmed);
+        showTextInput(title, text, 32, def, confirmed);
     }
 
     public void showTextInput(String titleText, String text, int textLength, String def, Consumer<String> confirmed){
@@ -307,7 +316,7 @@ public class UI implements ApplicationListener, Loadable{
         Table table = new Table();
         table.setFillParent(true);
         table.actions(Actions.fadeOut(7f, Interpolation.fade), Actions.remove());
-        table.top().add(info).padTop(10);
+        table.top().add(info).style(Styles.outlineLabel).padTop(10);
         Core.scene.add(table);
     }
 

core/src/io/anuke/mindustry/editor/MapEditorDialog.java

@@ -149,15 +149,16 @@ public class MapEditorDialog extends Dialog implements Disposable{
         if(steam){
             menu.cont.addImageTextButton("$editor.publish.workshop", Icon.linkSmall, () -> {
                 Map builtin = maps.all().find(m -> m.name().equals(editor.getTags().get("name", "").trim()));
+
                 if(editor.getTags().containsKey("steamid") && builtin != null && !builtin.custom){
-                    platform.viewListing(editor.getTags().get("steamid"));
+                    platform.viewListingID(editor.getTags().get("steamid"));
                     return;
                 }
 
                 Map map = save();
 
                 if(editor.getTags().containsKey("steamid") && map != null){
-                    platform.viewMapListingInfo(map);
+                    platform.viewListing(map);
                     return;
                 }
 
@@ -173,7 +174,7 @@ public class MapEditorDialog extends Dialog implements Disposable{
                     return;
                 }
 
-                platform.publishMap(map);
+                platform.publish(map);
             }).padTop(-3).size(swidth * 2f + 10, 60f).update(b -> b.setText(editor.getTags().containsKey("steamid") ? editor.getTags().get("author").equals(player.name) ? "$workshop.listing" : "$view.workshop" : "$editor.publish.workshop"));
 
             menu.cont.row();

core/src/io/anuke/mindustry/entities/bullet/BulletType.java

@@ -47,7 +47,7 @@ public abstract class BulletType extends Content{
     /** Status effect applied on hit. */
     public StatusEffect status = StatusEffects.none;
     /** Intensity of applied status effect in terms of duration. */
-    public float statusDuration = 60 * 1f;
+    public float statusDuration = 60 * 10f;
     /** Whether this bullet type collides with tiles. */
     public boolean collidesTiles = true;
     /** Whether this bullet type collides with tiles that are of the same team. */

core/src/io/anuke/mindustry/entities/traits/BuilderTrait.java

@@ -104,7 +104,7 @@ public interface BuilderTrait extends Entity, TeamTrait{
         if(current.breaking){
             entity.deconstruct(unit, core, 1f / entity.buildCost * Time.delta() * getBuildPower(tile) * state.rules.buildSpeedMultiplier);
         }else{
-            if(entity.construct(unit, core, 1f / entity.buildCost * Time.delta() * getBuildPower(tile) * state.rules.buildSpeedMultiplier)){
+            if(entity.construct(unit, core, 1f / entity.buildCost * Time.delta() * getBuildPower(tile) * state.rules.buildSpeedMultiplier, current.hasConfig)){
                 if(current.hasConfig){
                     Call.onTileConfig(null, tile, current.config);
                 }
@@ -267,18 +267,26 @@ public interface BuilderTrait extends Entity, TeamTrait{
 
     /** Class for storing build requests. Can be either a place or remove request. */
     class BuildRequest{
+        /** Position and rotation of this request. */
         public int x, y, rotation;
+        /** Block being placed. If null, this is a breaking request.*/
         public @Nullable Block block;
+        /** Whether this is a break request.*/
         public boolean breaking;
+        /** Whether this request comes with a config int. If yes, any blocks placed with this request will not call playerPlaced.*/
         public boolean hasConfig;
+        /** Config int. Not used unless hasConfig is true.*/
         public int config;
+        /** Original position, only used in schematics.*/
+        public int originalX, originalY, originalWidth, originalHeight;
 
+        /** Last progress.*/
         public float progress;
+        /** Whether construction has started for this request.*/
         public boolean initialized;
 
-        //animation variables
+        /** Visual scale. Used only for rendering.*/
         public float animScale = 0f;
-        public float animInvalid;
 
         /** This creates a build request. */
         public BuildRequest(int x, int y, int rotation, Block block){
@@ -302,6 +310,31 @@ public interface BuilderTrait extends Entity, TeamTrait{
 
         }
 
+        public BuildRequest copy(){
+            BuildRequest copy = new BuildRequest();
+            copy.x = x;
+            copy.y = y;
+            copy.rotation = rotation;
+            copy.block = block;
+            copy.breaking = breaking;
+            copy.hasConfig = hasConfig;
+            copy.config = config;
+            copy.originalX = originalX;
+            copy.originalY = originalY;
+            copy.progress = progress;
+            copy.initialized = initialized;
+            copy.animScale = animScale;
+            return copy;
+        }
+
+        public BuildRequest original(int x, int y, int originalWidth, int originalHeight){
+            originalX = x;
+            originalY = y;
+            this.originalWidth = originalWidth;
+            this.originalHeight = originalHeight;
+            return this;
+        }
+
         public Rectangle bounds(Rectangle rect){
             if(breaking){
                 return rect.set(-100f, -100f, 0f, 0f);

core/src/io/anuke/mindustry/entities/type/BaseEntity.java

@@ -1,5 +1,6 @@
 package io.anuke.mindustry.entities.type;
 
+import io.anuke.mindustry.*;
 import io.anuke.mindustry.entities.EntityGroup;
 import io.anuke.mindustry.entities.traits.Entity;
 
@@ -14,6 +15,14 @@ public abstract class BaseEntity implements Entity{
         id = lastid++;
     }
 
+    public int tileX(){
+        return Vars.world.toTile(x);
+    }
+
+    public int tileY(){
+        return Vars.world.toTile(y);
+    }
+
     @Override
     public int getID(){
         return id;

core/src/io/anuke/mindustry/entities/type/Player.java

@@ -801,6 +801,7 @@ public class Player extends Unit implements BuilderMinerTrait, ShooterTrait{
         textFadeTime = 0f;
         target = null;
         moveTarget = null;
+        isShooting = isBoosting = isTransferring = isTyping = false;
         spawner = lastSpawner = null;
         health = maxHealth();
         mining = null;

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

@@ -39,6 +39,9 @@ public class GlobalData{
         files.add(Core.settings.getSettingsFile());
         files.addAll(customMapDirectory.list());
         files.addAll(saveDirectory.list());
+        files.addAll(screenshotDirectory.list());
+        files.addAll(modDirectory.list());
+        files.addAll(schematicDirectory.list());
         String base = Core.settings.getDataDirectory().path();
 
         try(OutputStream fos = file.write(false, 2048); ZipOutputStream zos = new ZipOutputStream(fos)){

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

@@ -0,0 +1,111 @@
+package io.anuke.mindustry.game;
+
+import io.anuke.arc.collection.*;
+import io.anuke.arc.collection.IntIntMap.*;
+import io.anuke.arc.files.*;
+import io.anuke.arc.util.ArcAnnotate.*;
+import io.anuke.mindustry.*;
+import io.anuke.mindustry.game.Schematics.*;
+import io.anuke.mindustry.type.*;
+import io.anuke.mindustry.world.*;
+
+import static io.anuke.mindustry.Vars.*;
+
+public class Schematic implements Publishable{
+    public final Array<Stile> tiles;
+    public StringMap tags;
+    public int width, height;
+    public @Nullable FileHandle file;
+
+    public Schematic(Array<Stile> tiles, StringMap tags, int width, int height){
+        this.tiles = tiles;
+        this.tags = tags;
+        this.width = width;
+        this.height = height;
+    }
+
+    public Array<ItemStack> requirements(){
+        IntIntMap amounts = new IntIntMap();
+
+        tiles.each(t -> {
+            for(ItemStack stack : t.block.requirements){
+                amounts.getAndIncrement(stack.item.id, 0, stack.amount);
+            }
+        });
+        Array<ItemStack> stacks = new Array<>();
+        for(Entry ent : amounts.entries()){
+            stacks.add(new ItemStack(Vars.content.item(ent.key), ent.value));
+        }
+        stacks.sort();
+        return stacks;
+    }
+
+    public String name(){
+        return tags.get("name", "unknown");
+    }
+
+    public void save(){
+        schematics.saveChanges(this);
+    }
+
+    @Override
+    public String getSteamID(){
+        return tags.get("steamid");
+    }
+
+    @Override
+    public void addSteamID(String id){
+        tags.put("steamid", id);
+        save();
+    }
+
+    @Override
+    public void removeSteamID(){
+        tags.remove("steamid");
+        save();
+    }
+
+    @Override
+    public String steamTitle(){
+        return name();
+    }
+
+    @Override
+    public String steamDescription(){
+        return null;
+    }
+
+    @Override
+    public String steamTag(){
+        return "schematic";
+    }
+
+    @Override
+    public FileHandle createSteamFolder(String id){
+        FileHandle directory = tmpDirectory.child("schematic_" + id).child("schematic." + schematicExtension);
+        file.copyTo(directory);
+        return directory;
+    }
+
+    @Override
+    public FileHandle createSteamPreview(String id){
+        FileHandle preview = tmpDirectory.child("schematic_preview_" + id + ".png");
+        schematics.savePreview(this, PreviewRes.high, preview);
+        return preview;
+    }
+
+    public static class Stile{
+        public @NonNull Block block;
+        public short x, y;
+        public int config;
+        public byte rotation;
+
+        public Stile(Block block, int x, int y, int config, byte rotation){
+            this.block = block;
+            this.x = (short)x;
+            this.y = (short)y;
+            this.config = config;
+            this.rotation = rotation;
+        }
+    }
+}

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

@@ -0,0 +1,380 @@
+package io.anuke.mindustry.game;
+
+import io.anuke.arc.*;
+import io.anuke.arc.assets.*;
+import io.anuke.arc.collection.*;
+import io.anuke.arc.files.*;
+import io.anuke.arc.graphics.*;
+import io.anuke.arc.graphics.g2d.*;
+import io.anuke.arc.graphics.glutils.*;
+import io.anuke.arc.util.*;
+import io.anuke.arc.util.io.Streams.*;
+import io.anuke.arc.util.serialization.*;
+import io.anuke.mindustry.*;
+import io.anuke.mindustry.content.*;
+import io.anuke.mindustry.entities.traits.BuilderTrait.*;
+import io.anuke.mindustry.game.EventType.*;
+import io.anuke.mindustry.game.Schematic.*;
+import io.anuke.mindustry.input.*;
+import io.anuke.mindustry.input.PlaceUtils.*;
+import io.anuke.mindustry.type.*;
+import io.anuke.mindustry.world.*;
+
+import java.io.*;
+import java.util.zip.*;
+
+import static io.anuke.mindustry.Vars.*;
+
+/** Handles schematics.*/
+public class Schematics implements Loadable{
+    private static final byte[] header = {'m', 's', 'c', 'h'};
+    private static final byte version = 0;
+
+    private static final int padding = 2;
+
+    private OptimizedByteArrayOutputStream out = new OptimizedByteArrayOutputStream(1024);
+    private Array<Schematic> all = new Array<>();
+    private OrderedMap<Schematic, ObjectMap<PreviewRes, FrameBuffer>> previews = new OrderedMap<>();
+    private FrameBuffer shadowBuffer;
+
+    public Schematics(){
+        Events.on(DisposeEvent.class, e -> {
+            previews.each((schem, m) -> m.each((res, buffer) -> buffer.dispose()));
+            previews.clear();
+            shadowBuffer.dispose();
+        });
+    }
+
+    @Override
+    public void loadSync(){
+        load();
+    }
+
+    /** Load all schematics in the folder immediately.*/
+    public void load(){
+        all.clear();
+
+        for(FileHandle file : schematicDirectory.list()){
+            loadFile(file);
+        }
+
+        platform.getWorkshopContent(Schematic.class).each(this::loadFile);
+
+        Core.app.post(() -> {
+            shadowBuffer = new FrameBuffer(maxSchematicSize + padding + 2, maxSchematicSize + padding + 2);
+        });
+    }
+
+    private void loadFile(FileHandle file){
+        if(!file.extension().equals(schematicExtension)) return;
+
+        try{
+            Schematic s = read(file);
+            all.add(s);
+
+            //external file from workshop
+            if(!s.file.parent().equals(schematicDirectory)){
+                s.tags.put("steamid", s.file.parent().name());
+            }
+        }catch(IOException e){
+            Log.err(e);
+        }
+    }
+
+    public Array<Schematic> all(){
+        return all;
+    }
+
+    public void saveChanges(Schematic s){
+        if(s.file != null){
+            try{
+                write(s, s.file);
+            }catch(Exception e){
+                ui.showException(e);
+            }
+        }
+    }
+
+    public void savePreview(Schematic schematic, PreviewRes res, FileHandle file){
+        FrameBuffer buffer = getBuffer(schematic, res);
+        Draw.flush();
+        buffer.begin();
+        Pixmap pixmap = ScreenUtils.getFrameBufferPixmap(0, 0, buffer.getWidth(), buffer.getHeight());
+        file.writePNG(pixmap);
+        buffer.end();
+    }
+
+    public Texture getPreview(Schematic schematic, PreviewRes res){
+        return getBuffer(schematic, res).getTexture();
+    }
+
+    public FrameBuffer getBuffer(Schematic schematic, PreviewRes res){
+        if(!previews.getOr(schematic, ObjectMap::new).containsKey(res)){
+            int resolution = res.resolution;
+            Draw.blend();
+            Draw.reset();
+            Time.mark();
+            Tmp.m1.set(Draw.proj());
+            Tmp.m2.set(Draw.trans());
+            FrameBuffer buffer = new FrameBuffer((schematic.width + padding) * resolution, (schematic.height + padding) * resolution);
+
+            shadowBuffer.beginDraw(Color.clear);
+
+            Draw.trans().idt();
+            Draw.proj().setOrtho(0, 0, shadowBuffer.getWidth(), shadowBuffer.getHeight());
+
+            Draw.color();
+            schematic.tiles.each(t -> {
+                int size = t.block.size;
+                int offsetx = -(size - 1) / 2;
+                int offsety = -(size - 1) / 2;
+                for(int dx = 0; dx < size; dx++){
+                    for(int dy = 0; dy < size; dy++){
+                        int wx = t.x + dx + offsetx;
+                        int wy = t.y + dy + offsety;
+                        Fill.square(padding/2f + wx + 0.5f, padding/2f + wy + 0.5f, 0.5f);
+                    }
+                }
+            });
+
+            shadowBuffer.endDraw();
+
+            buffer.beginDraw(Color.clear);
+
+            Draw.proj().setOrtho(0, buffer.getHeight(), buffer.getWidth(), -buffer.getHeight());
+
+            Tmp.tr1.set(shadowBuffer.getTexture(), 0, 0, schematic.width + padding, schematic.height + padding);
+            Draw.color(0f, 0f, 0f, 1f);
+            Draw.rect(Tmp.tr1, buffer.getWidth()/2f, buffer.getHeight()/2f, buffer.getWidth(), -buffer.getHeight());
+            Draw.color();
+
+            Array<BuildRequest> requests = schematic.tiles.map(t -> new BuildRequest(t.x, t.y, t.rotation, t.block).configure(t.config));
+
+            Draw.flush();
+            //scale each request to fit schematic
+            Draw.trans().scale(resolution / tilesize, resolution / tilesize).translate(tilesize*1.5f, tilesize*1.5f);
+
+            //draw requests
+            requests.each(req -> {
+                req.animScale = 1f;
+                req.block.drawRequestRegion(req, requests::each);
+            });
+
+            requests.each(req -> req.block.drawRequestConfigTop(req, requests::each));
+
+            Draw.flush();
+            Draw.trans().idt();
+
+            buffer.endDraw();
+
+            Draw.proj(Tmp.m1);
+            Draw.trans(Tmp.m2);
+
+            previews.getOr(schematic, ObjectMap::new).put(res, buffer);
+            Log.info("Time taken: {0}", Time.elapsed());
+        }
+
+        return previews.get(schematic).get(res);
+    }
+
+    /** Creates an array of build requests from a schematic's data, centered on the provided x+y coordinates. */
+    public Array<BuildRequest> toRequests(Schematic schem, int x, int y){
+        return schem.tiles.map(t -> new BuildRequest(t.x + x - schem.width/2, t.y + y - schem.height/2, t.rotation, t.block).original(t.x, t.y, schem.width, schem.height).configure(t.config)).removeAll(s -> !s.block.isVisible());
+    }
+
+    /** Adds a schematic to the list, also copying it into the files.*/
+    public void add(Schematic schematic){
+        all.add(schematic);
+        try{
+            write(schematic, schematicDirectory.child(Time.millis() + "." + schematicExtension));
+        }catch(IOException e){
+            Log.err(e);
+        }
+    }
+
+    public void remove(Schematic s){
+        all.remove(s);
+        if(s.file != null){
+            s.file.delete();
+        }
+    }
+
+    /** Creates a schematic from a world selection. */
+    public Schematic create(int x, int y, int x2, int y2){
+        NormalizeResult result = PlaceUtils.normalizeArea(x, y, x2, y2, 0, false, maxSchematicSize);
+        x = result.x;
+        y = result.y;
+        x2 = result.x2;
+        y2 = result.y2;
+
+        Array<Stile> tiles = new Array<>();
+
+        int minx = x2, miny = y2, maxx = x, maxy = y;
+        boolean found = false;
+        for(int cx = x; cx <= x2; cx++){
+            for(int cy = y; cy <= y2; cy++){
+                Tile linked = world.ltile(cx, cy);
+
+                if(linked != null && linked.entity != null && linked.entity.block.isVisible()){
+                    int top = linked.block().size/2;
+                    int bot = linked.block().size % 2 == 1 ? -linked.block().size/2 : -(linked.block().size - 1)/2;
+                    minx = Math.min(linked.x + bot, minx);
+                    miny = Math.min(linked.y + bot, miny);
+                    maxx = Math.max(linked.x + top, maxx);
+                    maxy = Math.max(linked.y + top, maxy);
+                    found = true;
+                }
+            }
+        }
+
+        if(found){
+            x = minx;
+            y = miny;
+            x2 = maxx;
+            y2 = maxy;
+        }else{
+            return new Schematic(new Array<>(), new StringMap(), 1, 1);
+        }
+
+        int width = x2 - x + 1, height = y2 - y + 1;
+        int offsetX = -x, offsetY = -y;
+        for(int cx = x; cx <= x2; cx++){
+            for(int cy = y; cy <= y2; cy++){
+                Tile tile = world.tile(cx, cy);
+
+                if(tile != null && tile.entity != null){
+                    int config = tile.entity.config();
+                    if(tile.block().posConfig){
+                        config = Pos.get(Pos.x(config) + offsetX, Pos.y(config) + offsetY);
+                    }
+
+                    tiles.add(new Stile(tile.block(), cx + offsetX, cy + offsetY, config, tile.rotation()));
+                }
+            }
+        }
+
+        return new Schematic(tiles, new StringMap(), width, height);
+    }
+
+    /** Converts a schematic to base64. Note that the result of this will always start with 'bXNjaAB'.*/
+    public String writeBase64(Schematic schematic){
+        try{
+            out.reset();
+            write(schematic, out);
+            return new String(Base64Coder.encode(out.getBuffer(), out.size()));
+        }catch(IOException e){
+            throw new RuntimeException(e);
+        }
+    }
+
+    /** Loads a schematic from base64. May throw an exception. */
+    public Schematic readBase64(String schematic) throws IOException{
+        return read(new ByteArrayInputStream(Base64Coder.decode(schematic)));
+    }
+
+    //region IO methods
+
+    public static Schematic read(FileHandle file) throws IOException{
+        Schematic s = read(new DataInputStream(file.read(1024)));
+        if(!s.tags.containsKey("name")){
+            s.tags.put("name", file.nameWithoutExtension());
+        }
+        s.file = file;
+        return s;
+    }
+
+    public static Schematic read(InputStream input) throws IOException{
+        for(byte b : header){
+            if(input.read() != b){
+                throw new IOException("Not a schematic file (missing header).");
+            }
+        }
+
+        int ver;
+        if((ver = input.read()) != version){
+            throw new IOException("Unknown version: " + ver);
+        }
+
+        try(DataInputStream stream = new DataInputStream(new InflaterInputStream(input))){
+            short width = stream.readShort(), height = stream.readShort();
+
+            StringMap map = new StringMap();
+            byte tags = stream.readByte();
+            for(int i = 0; i < tags; i++){
+                map.put(stream.readUTF(), stream.readUTF());
+            }
+
+            IntMap<Block> blocks = new IntMap<>();
+            byte length = stream.readByte();
+            for(int i = 0; i < length; i++){
+                Block block = Vars.content.getByName(ContentType.block, stream.readUTF());
+                blocks.put(i, block == null ? Blocks.air : block);
+            }
+
+            int total = stream.readInt();
+            Array<Stile> tiles = new Array<>(total);
+            for(int i = 0; i < total; i++){
+                Block block = blocks.get(stream.readByte());
+                int position = stream.readInt();
+                int config = stream.readInt();
+                byte rotation = stream.readByte();
+                if(block != Blocks.air){
+                    tiles.add(new Stile(block, Pos.x(position), Pos.y(position), config, rotation));
+                }
+            }
+
+            return new Schematic(tiles, map, width, height);
+        }
+    }
+
+    public static void write(Schematic schematic, FileHandle file) throws IOException{
+        write(schematic, file.write(false, 1024));
+    }
+
+    public static void write(Schematic schematic, OutputStream output) throws IOException{
+        output.write(header);
+        output.write(version);
+
+        try(DataOutputStream stream = new DataOutputStream(new DeflaterOutputStream(output))){
+
+            stream.writeShort(schematic.width);
+            stream.writeShort(schematic.height);
+
+            stream.writeByte(schematic.tags.size);
+            for(ObjectMap.Entry<String, String> e : schematic.tags.entries()){
+                stream.writeUTF(e.key);
+                stream.writeUTF(e.value);
+            }
+
+            OrderedSet<Block> blocks = new OrderedSet<>();
+            schematic.tiles.each(t -> blocks.add(t.block));
+
+            //create dictionary
+            stream.writeByte(blocks.size);
+            for(int i = 0; i < blocks.size; i++){
+                stream.writeUTF(blocks.orderedItems().get(i).name);
+            }
+
+            stream.writeInt(schematic.tiles.size);
+            //write each tile
+            for(Stile tile : schematic.tiles){
+                stream.writeByte(blocks.orderedItems().indexOf(tile.block));
+                stream.writeInt(Pos.get(tile.x, tile.y));
+                stream.writeInt(tile.config);
+                stream.writeByte(tile.rotation);
+            }
+        }
+    }
+
+    //endregion
+
+    public enum PreviewRes{
+        low(8), med(8), high(32);
+
+        public final int resolution;
+
+        PreviewRes(int resolution){
+            this.resolution = resolution;
+        }
+    }
+}

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

@@ -40,6 +40,10 @@ public class Tutorial{
         Events.on(BlockInfoEvent.class, event -> events.add("blockinfo"));
         Events.on(DepositEvent.class, event -> events.add("deposit"));
         Events.on(WithdrawEvent.class, event -> events.add("withdraw"));
+
+        for(TutorialStage stage : TutorialStage.values()){
+            stage.load();
+        }
     }
 
     /** update tutorial state, transition if needed */
@@ -204,13 +208,17 @@ public class Tutorial{
         /** displayed tutorial stage text.*/
         public String text(){
             if(sentences == null){
-               this.line = Core.bundle.has("tutorial." + name() + ".mobile") && mobile ? "tutorial." + name() + ".mobile" : "tutorial." + name();
+               load();
-               this.sentences = Array.select(Core.bundle.get(line).split("\n"), s -> !s.isEmpty());
             }
             String line = sentences.get(control.tutorial.sentence);
             return line.contains("{") ? text.get(line) : line;
         }
 
+        void load(){
+            this.line = Core.bundle.has("tutorial." + name() + ".mobile") && mobile ? "tutorial." + name() + ".mobile" : "tutorial." + name();
+            this.sentences = Array.select(Core.bundle.get(line).split("\n"), s -> !s.isEmpty());
+        }
+
         /** called every frame when this stage is active.*/
         void update(){
 

core/src/io/anuke/mindustry/input/Binding.java

@@ -18,6 +18,10 @@ public enum Binding implements KeyBind{
     rotateplaced(KeyCode.R),
     diagonal_placement(KeyCode.CONTROL_LEFT),
     pick(KeyCode.MOUSE_MIDDLE),
+    schematic_select(KeyCode.F),
+    schematic_flip_x(KeyCode.Z),
+    schematic_flip_y(KeyCode.X),
+    schematic_menu(KeyCode.T),
     dash(KeyCode.SHIFT_LEFT),
     gridMode(KeyCode.BACKTICK),
     gridModeShift(KeyCode.ALT_LEFT),

core/src/io/anuke/mindustry/input/DesktopInput.java

@@ -6,11 +6,15 @@ import io.anuke.arc.Graphics.Cursor.*;
 import io.anuke.arc.graphics.g2d.*;
 import io.anuke.arc.math.*;
 import io.anuke.arc.scene.*;
+import io.anuke.arc.scene.event.*;
 import io.anuke.arc.scene.ui.*;
+import io.anuke.arc.scene.ui.layout.*;
 import io.anuke.arc.util.ArcAnnotate.*;
+import io.anuke.mindustry.*;
 import io.anuke.mindustry.core.GameState.*;
 import io.anuke.mindustry.entities.traits.BuilderTrait.*;
 import io.anuke.mindustry.game.EventType.*;
+import io.anuke.mindustry.game.*;
 import io.anuke.mindustry.gen.*;
 import io.anuke.mindustry.graphics.*;
 import io.anuke.mindustry.ui.*;
@@ -24,9 +28,9 @@ public class DesktopInput extends InputHandler{
     /** Current cursor type. */
     private Cursor cursorType = SystemCursor.arrow;
     /** Position where the player started dragging a line. */
-    private int selectX, selectY;
+    private int selectX, selectY, schemX, schemY;
     /** Last known line positions.*/
-    private int lastLineX, lastLineY;
+    private int lastLineX, lastLineY, schematicX, schematicY;
     /** Whether selecting mode is active. */
     private PlaceMode mode;
     /** Animation scale for line. */
@@ -40,14 +44,39 @@ public class DesktopInput extends InputHandler{
     public void buildUI(Group group){
         group.fill(t -> {
             t.bottom().update(() -> t.getColor().a = Mathf.lerpDelta(t.getColor().a, player.isBuilding() ? 1f : 0f, 0.15f));
-            t.visible(() -> Core.settings.getBool("hints"));
+            t.visible(() -> Core.settings.getBool("hints") && selectRequests.isEmpty());
             t.table(Styles.black6, b -> {
                 b.defaults().left();
                 b.label(() -> Core.bundle.format(!player.isBuilding ?  "resumebuilding" : "pausebuilding", Core.keybinds.get(Binding.pause_building).key.name())).style(Styles.outlineLabel);
                 b.row();
                 b.add(Core.bundle.format("cancelbuilding", Core.keybinds.get(Binding.clear_building).key.name())).style(Styles.outlineLabel);
+                b.row();
+                b.add(Core.bundle.format("selectschematic", Core.keybinds.get(Binding.schematic_select).key.name())).style(Styles.outlineLabel);
             }).margin(10f);
         });
+
+        group.fill(t -> {
+            t.visible(() -> lastSchematic != null && !selectRequests.isEmpty());
+            t.bottom();
+            t.table(Styles.black6, b -> {
+                b.touchable(Touchable.enabled);
+                b.defaults().left();
+                b.add(Core.bundle.format("schematic.flip",
+                Core.keybinds.get(Binding.schematic_flip_x).key.name(),
+                Core.keybinds.get(Binding.schematic_flip_y).key.name())).style(Styles.outlineLabel);
+                b.row();
+                b.table(a -> {
+                    a.addImageTextButton("$schematic.add", Icon.saveSmall, () -> {
+                        ui.showTextInput("$schematic.add", "$name", "", text -> {
+                            lastSchematic.tags.put("name", text);
+                            schematics.add(lastSchematic);
+                            ui.showInfoFade("$schematic.saved");
+                            ui.schematics.showInfo(lastSchematic);
+                        });
+                    }).colspan(2).size(250f, 50f);
+                });
+            }).margin(6f);
+        });
     }
 
     @Override
@@ -66,7 +95,7 @@ public class DesktopInput extends InputHandler{
                 drawRequest(lineRequests.get(i));
             }
         }else if(mode == breaking){
-            drawSelection(selectX, selectY, cursorX, cursorY);
+            drawBreakSelection(selectX, selectY, cursorX, cursorY);
         }else if(isPlacing()){
             if(block.rotate){
                 drawArrow(block, cursorX, cursorY, rotation);
@@ -83,6 +112,12 @@ public class DesktopInput extends InputHandler{
             }
         }
 
+        //draw schematic requests
+        for(BuildRequest request : selectRequests){
+            request.animScale = 1f;
+            drawRequest(request);
+        }
+
         if(sreq != null){
             boolean valid = validPlace(sreq.x, sreq.y, sreq.block, sreq.rotation, sreq);
             if(sreq.block.rotate){
@@ -94,6 +129,10 @@ public class DesktopInput extends InputHandler{
             drawSelected(sreq.x, sreq.y, sreq.block, getRequest(sreq.x, sreq.y, sreq.block.size, sreq) != null ? Pal.remove : Pal.accent);
         }
 
+        if(Core.input.keyDown(Binding.schematic_select)){
+            drawSelection(schemX, schemY, cursorX, cursorY, Vars.maxSchematicSize);
+        }
+
         Draw.reset();
     }
 
@@ -118,7 +157,7 @@ public class DesktopInput extends InputHandler{
         if(state.is(State.menu) || Core.scene.hasDialog()) return;
 
         //zoom things
-        if(Math.abs(Core.input.axisTap(Binding.zoom)) > 0 && (Core.input.keyDown(Binding.zoom_hold))){
+        if(Math.abs(Core.input.axisTap(Binding.zoom)) > 0 && Core.input.keyDown(Binding.zoom_hold)){
             renderer.scaleCamera(Core.input.axisTap(Binding.zoom));
         }
 
@@ -134,6 +173,10 @@ public class DesktopInput extends InputHandler{
             mode = none;
         }
 
+        if(mode != none){
+            selectRequests.clear();
+        }
+
         if(player.isShooting && !canShoot()){
             player.isShooting = false;
         }
@@ -151,8 +194,12 @@ public class DesktopInput extends InputHandler{
             sreq.rotation = Mathf.mod(sreq.rotation + (int)Core.input.axisTap(Binding.rotate), 4);
         }
 
-        if(Math.abs((int)Core.input.axisTap(Binding.rotate)) > 0 && isPlacing() && mode == placing){
+        if(!Core.input.keyDown(Binding.zoom_hold) && Math.abs((int)Core.input.axisTap(Binding.rotate)) > 0){
-            updateLine(selectX, selectY);
+            if(isPlacing() && mode == placing){
+                updateLine(selectX, selectY);
+            }else if(!selectRequests.isEmpty()){
+                rotateRequests(selectRequests, (int)Core.input.axisTap(Binding.rotate));
+            }
         }
 
         Tile cursor = tileAt(Core.input.mouseX(), Core.input.mouseY());
@@ -162,7 +209,7 @@ public class DesktopInput extends InputHandler{
 
             cursorType = cursor.block().getCursor(cursor);
 
-            if(isPlacing()){
+            if(isPlacing() || !selectRequests.isEmpty()){
                 cursorType = SystemCursor.hand;
             }
 
@@ -190,15 +237,49 @@ public class DesktopInput extends InputHandler{
         cursorType = SystemCursor.arrow;
     }
 
+    @Override
+    public void useSchematic(Schematic schem){
+        block = null;
+        schematicX = tileX(getMouseX());
+        schematicY = tileY(getMouseY());
+
+        selectRequests.addAll(schematics.toRequests(schem, schematicX, schematicY));
+        mode = none;
+    }
+
     @Override
     public boolean isBreaking(){
         return mode == breaking;
     }
 
+    @Override
+    public void buildPlacementUI(Table table){
+        table.addImage().color(Pal.gray).height(4f).colspan(4).growX();
+        table.row();
+        table.left().margin(0f).defaults().size(48f).left();
+
+        table.addImageButton(Icon.wikiSmall, Styles.clearPartiali, () -> {
+            ui.schematics.show();
+        });
+    }
+
     void pollInput(){
         Tile selected = tileAt(Core.input.mouseX(), Core.input.mouseY());
         int cursorX = tileX(Core.input.mouseX());
         int cursorY = tileY(Core.input.mouseY());
+        int rawCursorX = world.toTile(Core.input.mouseWorld().x), rawCursorY = world.toTile(Core.input.mouseWorld().y);
+
+        if(!selectRequests.isEmpty()){
+            int shiftX = rawCursorX - schematicX, shiftY = rawCursorY - schematicY;
+
+            selectRequests.each(s -> {
+                s.x += shiftX;
+                s.y += shiftY;
+            });
+
+            schematicX += shiftX;
+            schematicY += shiftY;
+        }
 
         if(Core.input.keyTap(Binding.deselect)){
             player.setMineTile(null);
@@ -208,6 +289,38 @@ public class DesktopInput extends InputHandler{
             player.clearBuilding();
         }
 
+        if(Core.input.keyTap(Binding.schematic_select)){
+            schemX = rawCursorX;
+            schemY = rawCursorY;
+        }
+
+        if(Core.input.keyTap(Binding.schematic_menu)){
+            ui.schematics.show();
+        }
+
+        if(Core.input.keyTap(Binding.clear_building)){
+            lastSchematic = null;
+            selectRequests.clear();
+        }
+
+        if(Core.input.keyRelease(Binding.schematic_select)){
+            lastSchematic = schematics.create(schemX, schemY, rawCursorX, rawCursorY);
+            useSchematic(lastSchematic);
+            if(selectRequests.isEmpty()){
+                lastSchematic = null;
+            }
+        }
+
+        if(!selectRequests.isEmpty()){
+            if(Core.input.keyTap(Binding.schematic_flip_x)){
+                flipRequests(selectRequests, true);
+            }
+
+            if(Core.input.keyTap(Binding.schematic_flip_y)){
+                flipRequests(selectRequests, false);
+            }
+        }
+
         if(sreq != null){
             float offset = ((sreq.block.size + 2) % 2) * tilesize / 2f;
             float x = Core.input.mouseWorld().x + offset;
@@ -233,7 +346,10 @@ public class DesktopInput extends InputHandler{
         if(Core.input.keyTap(Binding.select) && !Core.scene.hasMouse()){
             BuildRequest req = getRequest(cursorX, cursorY);
 
-            if(isPlacing()){
+            if(!selectRequests.isEmpty()){
+                flushRequests(selectRequests);
+                //selectRequests.clear();
+            }else if(isPlacing()){
                 selectX = cursorX;
                 selectY = cursorY;
                 lastLineX = cursorX;
@@ -329,6 +445,7 @@ public class DesktopInput extends InputHandler{
             mode = none;
             block = null;
             sreq = null;
+            selectRequests.clear();
         }
     }
 }

core/src/io/anuke/mindustry/input/InputHandler.java

@@ -14,12 +14,14 @@ import io.anuke.arc.scene.*;
 import io.anuke.arc.scene.event.*;
 import io.anuke.arc.scene.ui.layout.*;
 import io.anuke.arc.util.*;
+import io.anuke.arc.util.ArcAnnotate.*;
 import io.anuke.mindustry.content.*;
 import io.anuke.mindustry.entities.*;
 import io.anuke.mindustry.entities.effect.*;
 import io.anuke.mindustry.entities.traits.BuilderTrait.*;
 import io.anuke.mindustry.entities.type.*;
 import io.anuke.mindustry.game.EventType.*;
+import io.anuke.mindustry.game.*;
 import io.anuke.mindustry.game.Teams.*;
 import io.anuke.mindustry.gen.*;
 import io.anuke.mindustry.graphics.*;
@@ -51,6 +53,7 @@ public abstract class InputHandler implements InputProcessor, GestureListener{
     public boolean droppingItem;
     public Group uiGroup;
 
+    protected @Nullable Schematic lastSchematic;
     protected GestureDetector detector;
     protected PlaceLine line = new PlaceLine();
     protected BuildRequest resultreq;
@@ -207,7 +210,7 @@ public abstract class InputHandler implements InputProcessor, GestureListener{
         if(request.breaking){
             drawBreaking(request.x, request.y);
         }else{
-            drawSelected(request.x, request.y, request.tile().block(), Pal.remove);
+            drawSelected(request.x, request.y, request.block, Pal.remove);
         }
     }
 
@@ -219,6 +222,76 @@ public abstract class InputHandler implements InputProcessor, GestureListener{
         drawSelected(x, y, block, Pal.remove);
     }
 
+    public void useSchematic(Schematic schem){
+        selectRequests.addAll(schematics.toRequests(schem, world.toTile(player.x), world.toTile(player.y)));
+    }
+
+    public void rotateRequests(Array<BuildRequest> requests, int direction){
+        int ox = rawTileX(), oy = rawTileY();
+
+        requests.each(req -> {
+            //rotate config position
+            if(req.block.posConfig){
+                int cx = Pos.x(req.config) - req.originalX, cy = Pos.y(req.config) - req.originalY;
+                int lx = cx;
+
+                if(direction >= 0){
+                    cx = -cy;
+                    cy = lx;
+                }else{
+                    cx = cy;
+                    cy = -lx;
+                }
+                req.config = Pos.get(cx + req.originalX, cy + req.originalY);
+            }
+
+            //rotate actual request, centered on its multiblock position
+            float wx = (req.x - ox) * tilesize + req.block.offset(), wy = (req.y - oy) * tilesize + req.block.offset();
+            float x = wx;
+            if(direction >= 0){
+                wx = -wy;
+                wy = x;
+            }else{
+                wx = wy;
+                wy = -x;
+            }
+            req.x = world.toTile(wx - req.block.offset()) + ox;
+            req.y = world.toTile(wy - req.block.offset()) + oy;
+            req.rotation = Mathf.mod(req.rotation + direction, 4);
+        });
+    }
+
+    public void flipRequests(Array<BuildRequest> requests, boolean x){
+        int origin = x ? rawTileX() : rawTileY();
+
+        requests.each(req -> {
+            int value = -((x ? req.x : req.y) - origin) + origin;
+
+            if(x){
+                req.x = value;
+            }else{
+                req.y = value;
+            }
+
+            if(req.block.posConfig){
+                int corigin = x ? req.originalWidth/2 : req.originalHeight/2;
+                int nvalue = -((x ? Pos.x(req.config) : Pos.y(req.config)) - corigin) + corigin;
+                if(x){
+                    req.originalX = -(req.originalX - corigin) + corigin;
+                    req.config = Pos.get(nvalue, Pos.y(req.config));
+                }else{
+                    req.originalY = -(req.originalY - corigin) + corigin;
+                    req.config = Pos.get(Pos.x(req.config), nvalue);
+                }
+            }
+
+            //flip rotation
+            if(x == (req.rotation % 2 == 0)){
+                req.rotation = Mathf.mod(req.rotation + 2, 4);
+            }
+        });
+    }
+
     /** Returns the selection request that overlaps this position, or null. */
     protected BuildRequest getRequest(int x, int y){
         return getRequest(x, y, 1, null);
@@ -259,7 +332,7 @@ public abstract class InputHandler implements InputProcessor, GestureListener{
         return null;
     }
 
-    protected void drawSelection(int x1, int y1, int x2, int y2){
+    protected void drawBreakSelection(int x1, int y1, int x2, int y2){
         NormalizeDrawResult result = PlaceUtils.normalizeDrawArea(Blocks.air, x1, y1, x2, y2, false, maxLength, 1f);
         NormalizeResult dresult = PlaceUtils.normalizeArea(x1, y1, x2, y2, rotation, false, maxLength);
 
@@ -307,10 +380,21 @@ public abstract class InputHandler implements InputProcessor, GestureListener{
         Lines.rect(result.x, result.y, result.x2 - result.x, result.y2 - result.y);
     }
 
+    protected void drawSelection(int x1, int y1, int x2, int y2, int maxLength){
+        NormalizeDrawResult result = PlaceUtils.normalizeDrawArea(Blocks.air, x1, y1, x2, y2, false, maxLength, 1f);
+
+        Lines.stroke(2f);
+
+        Draw.color(Pal.accentBack);
+        Lines.rect(result.x, result.y - 1, result.x2 - result.x, result.y2 - result.y);
+        Draw.color(Pal.accent);
+        Lines.rect(result.x, result.y, result.x2 - result.x, result.y2 - result.y);
+    }
+
     protected void flushSelectRequests(Array<BuildRequest> requests){
         for(BuildRequest req : requests){
             if(req.block != null && validPlace(req.x, req.y, req.block, req.rotation)){
-                selectRequests.add(req);
+                selectRequests.add(req.copy());
             }
         }
     }
@@ -318,7 +402,11 @@ public abstract class InputHandler implements InputProcessor, GestureListener{
     protected void flushRequests(Array<BuildRequest> requests){
         for(BuildRequest req : requests){
             if(req.block != null && validPlace(req.x, req.y, req.block, req.rotation)){
-                player.addBuildRequest(req);
+                BuildRequest copy = req.copy();
+                if(copy.hasConfig && copy.block.posConfig){
+                    copy.config = Pos.get(Pos.x(copy.config) + copy.x - copy.originalX, Pos.y(copy.config) + copy.y - copy.originalY);
+                }
+                player.addBuildRequest(copy);
             }
         }
     }
@@ -448,14 +536,6 @@ public abstract class InputHandler implements InputProcessor, GestureListener{
             }
         }
 
-        /*
-        //clear when the player taps on something else
-        if(!consumed && !mobile && player.isBuilding() && block == null){
-            //player.clearBuilding();
-            block = null;
-            return true;
-        }*/
-
         if(!showedInventory){
             frag.inv.hide();
         }
@@ -499,6 +579,14 @@ public abstract class InputHandler implements InputProcessor, GestureListener{
         return world.tile(tileX(x), tileY(y));
     }
 
+    int rawTileX(){
+        return world.toTile(Core.input.mouseWorld().x);
+    }
+
+    int rawTileY(){
+        return world.toTile(Core.input.mouseWorld().y);
+    }
+
     int tileX(float cursorX){
         Vector2 vec = Core.input.mouseWorld(cursorX, 0);
         if(selectedBlock()){

core/src/io/anuke/mindustry/input/MobileInput.java

@@ -208,7 +208,7 @@ public class MobileInput extends InputHandler implements GestureListener{
             }
 
             //move all current requests to removal array so they fade out
-            removals.addAll(selectRequests.find(r -> !r.breaking));
+            removals.addAll(selectRequests.select(r -> !r.breaking));
             selectRequests.clear();
             selecting = false;
         }).visible(() -> !selectRequests.isEmpty()).name("confirmplace");
@@ -243,7 +243,6 @@ public class MobileInput extends InputHandler implements GestureListener{
             if(tile == null) continue;
 
             request.animScale = Mathf.lerpDelta(request.animScale, 0f, 0.2f);
-            request.animInvalid = Mathf.lerpDelta(request.animInvalid, 0f, 0.2f);
 
             if(request.breaking){
                 drawSelected(request.x, request.y, tile.block(), Pal.remove);
@@ -263,10 +262,8 @@ public class MobileInput extends InputHandler implements GestureListener{
             if((!request.breaking && validPlace(tile.x, tile.y, request.block, request.rotation))
             || (request.breaking && validBreak(tile.x, tile.y))){
                 request.animScale = Mathf.lerpDelta(request.animScale, 1f, 0.2f);
-                request.animInvalid = Mathf.lerpDelta(request.animInvalid, 0f, 0.2f);
             }else{
                 request.animScale = Mathf.lerpDelta(request.animScale, 0.6f, 0.1f);
-                request.animInvalid = Mathf.lerpDelta(request.animInvalid, 0.9f, 0.2f);
             }
 
             Tmp.c1.set(Draw.getMixColor());
@@ -305,7 +302,7 @@ public class MobileInput extends InputHandler implements GestureListener{
                     drawRequest(lineRequests.get(i));
                 }
             }else if(mode == breaking){
-                drawSelection(lineStartX, lineStartY, tileX, tileY);
+                drawBreakSelection(lineStartX, lineStartY, tileX, tileY);
             }
         }
 
@@ -340,7 +337,7 @@ public class MobileInput extends InputHandler implements GestureListener{
         if(request.breaking){
             drawSelected(request.x, request.y, request.tile().block(), Pal.remove);
         }else{
-            drawRequest(request.x, request.y, request.block, request.rotation);
+            request.block.drawRequest(request, allRequests(), validPlace(request.x, request.y, request.block, request.rotation));
             drawSelected(request.x, request.y, request.block, Pal.accent);
         }
     }

core/src/io/anuke/mindustry/input/PlaceUtils.java

@@ -95,14 +95,14 @@ public class PlaceUtils{
             }else{
                 endx = tilex;
             }
+        }
 
-            if(Math.abs(endx - tilex) > maxLength){
+        if(Math.abs(endx - tilex) > maxLength){
-                endx = Mathf.sign(endx - tilex) * maxLength + tilex;
+            endx = Mathf.sign(endx - tilex) * maxLength + tilex;
-            }
+        }
 
-            if(Math.abs(endy - tiley) > maxLength){
+        if(Math.abs(endy - tiley) > maxLength){
-                endy = Mathf.sign(endy - tiley) * maxLength + tiley;
+            endy = Mathf.sign(endy - tiley) * maxLength + tiley;
-            }
         }
 
         int dx = endx - tilex, dy = endy - tiley;
@@ -141,12 +141,12 @@ public class PlaceUtils{
         return result;
     }
 
-    static class NormalizeDrawResult{
+    public static class NormalizeDrawResult{
         float x, y, x2, y2;
     }
 
-    static class NormalizeResult{
+    public static class NormalizeResult{
-        int x, y, x2, y2, rotation;
+        public int x, y, x2, y2, rotation;
 
         boolean isX(){
             return Math.abs(x2 - x) > Math.abs(y2 - y);

core/src/io/anuke/mindustry/maps/Map.java

@@ -4,14 +4,17 @@ import io.anuke.arc.*;
 import io.anuke.arc.collection.*;
 import io.anuke.arc.files.*;
 import io.anuke.arc.graphics.*;
+import io.anuke.arc.util.*;
 import io.anuke.mindustry.*;
+import io.anuke.mindustry.game.EventType.*;
 import io.anuke.mindustry.game.*;
 import io.anuke.mindustry.io.*;
 import io.anuke.mindustry.maps.filters.*;
+import io.anuke.mindustry.type.*;
 
-import static io.anuke.mindustry.Vars.maps;
+import static io.anuke.mindustry.Vars.*;
 
-public class Map implements Comparable<Map>{
+public class Map implements Comparable<Map>, Publishable{
     /** Whether this is a custom map. */
     public final boolean custom;
     /** Metadata. Author description, display name, etc. */
@@ -131,6 +134,76 @@ public class Map implements Comparable<Map>{
         return tags.containsKey(name);
     }
 
+    @Override
+    public String getSteamID(){
+        return tags.get("steamid");
+    }
+
+    @Override
+    public void addSteamID(String id){
+        tags.put("steamid", id);
+
+        ui.editor.editor.getTags().put("steamid", id);
+        try{
+            ui.editor.save();
+        }catch(Exception e){
+            Log.err(e);
+        }
+        Events.fire(new MapPublishEvent());
+    }
+
+    @Override
+    public void removeSteamID(){
+        tags.remove("steamid");
+
+        ui.editor.editor.getTags().remove("steamid");
+        try{
+            ui.editor.save();
+        }catch(Exception e){
+            Log.err(e);
+        }
+    }
+
+    @Override
+    public String steamTitle(){
+        return name();
+    }
+
+    @Override
+    public String steamDescription(){
+        return description();
+    }
+
+    @Override
+    public String steamTag(){
+        return "map";
+    }
+
+    @Override
+    public FileHandle createSteamFolder(String id){
+        return null;
+    }
+
+    @Override
+    public FileHandle createSteamPreview(String id){
+        return null;
+    }
+
+    @Override
+    public Array<String> extraTags(){
+        Gamemode mode = Gamemode.attack.valid(this) ? Gamemode.attack : Gamemode.survival;
+        return Array.with(mode.name());
+    }
+
+    @Override
+    public boolean prePublish(){
+        tags.put("author", player.name);
+        ui.editor.editor.getTags().put("author", tags.get("author"));
+        ui.editor.save();
+
+        return true;
+    }
+
     @Override
     public int compareTo(Map map){
         int work = -Boolean.compare(workshop, map.workshop);

core/src/io/anuke/mindustry/maps/Maps.java

@@ -104,7 +104,7 @@ public class Maps{
         }
 
         //workshop
-        for(FileHandle file : platform.getExternalMaps()){
+        for(FileHandle file : platform.getWorkshopContent(Map.class)){
             try{
                 Map map = loadMap(file, false);
                 map.workshop = true;

core/src/io/anuke/mindustry/mod/ContentParser.java

@@ -15,6 +15,7 @@ import io.anuke.arc.util.serialization.*;
 import io.anuke.arc.util.serialization.Json.*;
 import io.anuke.mindustry.*;
 import io.anuke.mindustry.content.*;
+import io.anuke.mindustry.content.TechTree.*;
 import io.anuke.mindustry.entities.Effects.*;
 import io.anuke.mindustry.entities.bullet.*;
 import io.anuke.mindustry.entities.type.*;
@@ -42,21 +43,12 @@ public class ContentParser{
             if(data.isString()){
                 return field(Bullets.class, data);
             }
-            Class<? extends BulletType> bc = data.has("type") ? resolve(data.getString("type"), "io.anuke.mindustry.entities.bullets") : BasicBulletType.class;
+            Class<? extends BulletType> bc = data.has("type") ? resolve(data.getString("type"), "io.anuke.mindustry.entities.bullet") : BasicBulletType.class;
             data.remove("type");
             BulletType result = make(bc);
             readFields(result, data);
             return result;
         });
-        /*
-        put(Music.class, (type, data) -> {
-            if(fieldOpt(Musics.class, data) != null) return fieldOpt(Musics.class, data);
-
-            String path = "music/" + data.asString() + (Vars.ios ? ".mp3" : ".ogg");
-            Core.assets.load(path, Music.class);
-            Core.assets.finishLoadingAsset(path);
-            return Core.assets.get(path);
-        });*/
         put(Sound.class, (type, data) -> {
             if(fieldOpt(Sounds.class, data) != null) return fieldOpt(Sounds.class, data);
 
@@ -78,6 +70,7 @@ public class ContentParser{
     /** Stores things that need to be parsed fully, e.g. reading fields of content.
      * This is done to accomodate binding of content names first.*/
     private Array<Runnable> reads = new Array<>();
+    private Array<Runnable> postreads = new Array<>();
     private LoadedMod currentMod;
     private Content currentContent;
 
@@ -147,6 +140,15 @@ public class ContentParser{
             }
 
             currentContent = block;
+
+            String[] research = {null};
+
+            //add research tech node
+            if(value.has("research")){
+                research[0] = value.get("research").asString();
+                value.remove("research");
+            }
+
             read(() -> {
                 if(value.has("consumes")){
                     for(JsonValue child : value.get("consumes")){
@@ -174,8 +176,16 @@ public class ContentParser{
                 readFields(block, value, true);
 
                 //add research tech node
-                if(value.has("research")){
+                if(research[0] != null){
-                    TechTree.create(find(ContentType.block, value.get("research").asString()), block);
+                    Block parent = find(ContentType.block, research[0]);
+                    TechNode baseNode = TechTree.create(parent, block);
+
+                    postreads.add(() -> {
+                        TechNode parnode = TechTree.all.find(t -> t.block == parent);
+                        if(!parnode.children.contains(baseNode)){
+                            parnode.children.add(baseNode);
+                        }
+                    });
                 }
 
                 //make block visible by default if there are requirements and no visibility set
@@ -275,10 +285,12 @@ public class ContentParser{
     public void finishParsing(){
         try{
             reads.each(Runnable::run);
+            postreads.each(Runnable::run);
         }catch(Exception e){
             Vars.mods.handleError(new ModLoadException("Error occurred parsing content: " + currentContent, currentContent, e), currentMod);
         }
         reads.clear();
+        postreads.clear();
     }
 
     /**
@@ -395,9 +407,7 @@ public class ContentParser{
             FieldMetadata metadata = fields.get(child.name().replace(" ", "_"));
             if(metadata == null){
                 if(ignoreUnknownFields){
-                    if(!child.name.equals("research")){
+                    Log.err("{0}: Ignoring unknown field: " + child.name + " (" + type.getName() + ")", object);
-                        Log.err("{0}: Ignoring unknown field: " + child.name + " (" + type.getName() + ")", object);
-                    }
                     continue;
                 }else{
                     SerializationException ex = new SerializationException("Field not found: " + child.name + " (" + type.getName() + ")");

core/src/io/anuke/mindustry/mod/Mods.java

@@ -60,7 +60,7 @@ public class Mods implements Loadable{
 
         file.copyTo(dest);
         try{
-            loaded.add(loadMod(file, false));
+            loaded.add(loadMod(dest, false));
             requiresReload = true;
         }catch(IOException e){
             dest.delete();
@@ -180,7 +180,7 @@ public class Mods implements Loadable{
         }
 
         //load workshop mods now
-        for(FileHandle file : platform.getExternalMods()){
+        for(FileHandle file : platform.getWorkshopContent(LoadedMod.class)){
             try{
                 LoadedMod mod = loadMod(file, true);
                 if(mod.enabled()){
@@ -442,7 +442,7 @@ public class Mods implements Loadable{
     }
 
     /** Represents a plugin that has been loaded from a jar file.*/
-    public static class LoadedMod{
+    public static class LoadedMod implements Publishable{
         /** The location of this mod's zip file/folder on the disk. */
         public final FileHandle file;
         /** The root zip file; points to the contents of this mod. In the case of folders, this is the same as the mod's file. */
@@ -453,8 +453,6 @@ public class Mods implements Loadable{
         public final String name;
         /** This mod's metadata. */
         public final ModMeta meta;
-        /** The ID of this mod in the workshop.*/
-        public @Nullable String workshopID;
 
         public LoadedMod(FileHandle file, FileHandle root, Mod mod, ModMeta meta){
             this.root = root;
@@ -468,6 +466,63 @@ public class Mods implements Loadable{
             return Core.settings.getBool(name + "-enabled", true);
         }
 
+        @Override
+        public String getSteamID(){
+            return Core.settings.getString(name + "-steamid", null);
+        }
+
+        @Override
+        public void addSteamID(String id){
+            Core.settings.put(name + "-steamid", id);
+            Core.settings.save();
+        }
+
+        @Override
+        public void removeSteamID(){
+            Core.settings.remove(name + "-steamid");
+            Core.settings.save();
+        }
+
+        @Override
+        public String steamTitle(){
+            return meta.name;
+        }
+
+        @Override
+        public String steamDescription(){
+            return meta.description;
+        }
+
+        @Override
+        public String steamTag(){
+            return "mod";
+        }
+
+        @Override
+        public FileHandle createSteamFolder(String id){
+            return file;
+        }
+
+        @Override
+        public FileHandle createSteamPreview(String id){
+            return file.child("preview.png");
+        }
+
+        @Override
+        public boolean prePublish(){
+            if(!file.isDirectory()){
+                ui.showErrorMessage("$mod.folder.missing");
+                return false;
+            }
+
+            if(!file.child("preview.png").exists()){
+                ui.showErrorMessage("$mod.preview.missing");
+                return false;
+            }
+
+            return true;
+        }
+
         @Override
         public String toString(){
             return "LoadedMod{" +

core/src/io/anuke/mindustry/type/Publishable.java

@@ -0,0 +1,40 @@
+package io.anuke.mindustry.type;
+
+import io.anuke.arc.collection.*;
+import io.anuke.arc.files.*;
+import io.anuke.arc.util.ArcAnnotate.*;
+import io.anuke.mindustry.*;
+
+/** Defines a piece of content that can be published on the Workshop. */
+public interface Publishable{
+    /** @return workshop item ID, or null if this isn't on the workshop. */
+    @Nullable String getSteamID();
+    /** adds a steam ID to this item once it's published. should save the item to make sure this change is persisted. */
+    void addSteamID(String id);
+    /** removes the item ID; called when the item isn't found. */
+    void removeSteamID();
+    /** @return default title of the listing. */
+    String steamTitle();
+    /** @return standard steam listing description, may be null. this is editable by users after release.*/
+    @Nullable String steamDescription();
+    /** @return the tag that this content has. e.g. 'schematic' or 'map'. */
+    String steamTag();
+    /** @return a folder with everything needed for this piece of content in it; does not need to be a copy. */
+    FileHandle createSteamFolder(String id);
+    /** @return a preview file PNG. */
+    FileHandle createSteamPreview(String id);
+    /** @return any extra tags to add to this item.*/
+    default Array<String> extraTags(){
+        return new Array<>(0);
+    }
+    /** @return whether this item is or was once on the workshop.*/
+    default boolean hasSteamID(){
+        return getSteamID() != null && Vars.steam;
+    }
+    /** called before this item is published.
+     * @return true to signify that everything is cool and good, or false to significy that the user has done something wrong.
+     * if false is returned, make sure to show a dialog explaining the error. */
+    default boolean prePublish(){
+        return true;
+    }
+}

core/src/io/anuke/mindustry/ui/dialogs/FloatingDialog.java

@@ -55,6 +55,7 @@ public class FloatingDialog extends Dialog{
 
     @Override
     public void addCloseButton(){
+        buttons.defaults().size(210f, 64f);
         buttons.addImageTextButton("$back", Icon.arrowLeft, this::hide).size(210f, 64f);
 
         keyDown(key -> {

core/src/io/anuke/mindustry/ui/dialogs/MapsDialog.java

@@ -205,7 +205,7 @@ public class MapsDialog extends FloatingDialog{
 
         table.addImageTextButton(map.workshop && steam ? "$view.workshop" : "$delete", map.workshop && steam ? Icon.linkSmall : Icon.trash16Small, () -> {
             if(map.workshop && steam){
-                platform.viewMapListing(map);
+                platform.viewListing(map);
             }else{
                 ui.showConfirm("$confirm", Core.bundle.format("map.delete", map.name()), () -> {
                     maps.removeMap(map);

core/src/io/anuke/mindustry/ui/dialogs/ModsDialog.java

@@ -41,11 +41,11 @@ public class ModsDialog extends FloatingDialog{
                                     mods.reloadContent();
                                     setup();
                                     ui.loadfrag.hide();
-                                }catch(Exception e){
+                                }catch(Throwable e){
                                     ui.showException(e);
                                 }
                             });
-                        }catch(Exception e){
+                        }catch(Throwable e){
                             ui.showException(e);
                         }
                     }, t -> Core.app.post(() -> ui.showException(t)));
@@ -101,14 +101,20 @@ public class ModsDialog extends FloatingDialog{
                                 setup();
                             }).height(50f).margin(8f).width(130f);
 
-                            title.addImageButton(mod.workshopID != null ? Icon.linkSmall : Icon.trash16Small, Styles.cleari, () -> {
+                            if(steam && !mod.hasSteamID()){
-                                if(mod.workshopID == null){
+                                title.addImageButton(Icon.loadMapSmall, Styles.cleari, () -> {
+                                    platform.publish(mod);
+                                }).size(50f);
+                            }
+
+                            title.addImageButton(mod.hasSteamID() ? Icon.linkSmall : Icon.trash16Small, Styles.cleari, () -> {
+                                if(!mod.hasSteamID()){
                                     ui.showConfirm("$confirm", "$mod.remove.confirm", () -> {
                                         mods.removeMod(mod);
                                         setup();
                                     });
                                 }else{
-                                    platform.viewListing(mod.workshopID);
+                                    platform.viewListing(mod);
                                 }
                             }).size(50f);
                         }).growX().left().padTop(-14f).padRight(-14f);

core/src/io/anuke/mindustry/ui/dialogs/SchematicsDialog.java

@@ -0,0 +1,287 @@
+package io.anuke.mindustry.ui.dialogs;
+
+import io.anuke.arc.*;
+import io.anuke.arc.collection.*;
+import io.anuke.arc.graphics.*;
+import io.anuke.arc.graphics.Texture.*;
+import io.anuke.arc.graphics.g2d.*;
+import io.anuke.arc.scene.ui.*;
+import io.anuke.arc.scene.ui.ImageButton.*;
+import io.anuke.arc.scene.ui.TextButton.*;
+import io.anuke.arc.scene.ui.layout.*;
+import io.anuke.arc.util.*;
+import io.anuke.mindustry.game.*;
+import io.anuke.mindustry.game.Schematics.*;
+import io.anuke.mindustry.gen.*;
+import io.anuke.mindustry.graphics.*;
+import io.anuke.mindustry.type.*;
+import io.anuke.mindustry.ui.*;
+
+import static io.anuke.mindustry.Vars.*;
+
+public class SchematicsDialog extends FloatingDialog{
+    private SchematicInfoDialog info = new SchematicInfoDialog();
+    private String search = "";
+
+    public SchematicsDialog(){
+        super("$schematics");
+        Core.assets.load("sprites/schematic-background.png", Texture.class).loaded = t -> {
+            ((Texture)t).setWrap(TextureWrap.Repeat);
+        };
+
+        shouldPause = true;
+        addCloseButton();
+        buttons.addImageTextButton("$schematic.import", Icon.loadMapSmall, this::showImport);
+        shown(this::setup);
+    }
+
+    void setup(){
+        search = "";
+        Runnable[] rebuildPane = {null};
+
+        cont.top();
+        cont.clear();
+
+        cont.table(s -> {
+            s.left();
+            s.addImage(Icon.zoom);
+            s.addField(search, res -> {
+                search = res;
+                rebuildPane[0].run();
+            }).growX();
+        }).fillX().padBottom(4);
+
+        cont.row();
+
+        cont.pane(t -> {
+            t.top();
+            t.margin(20f);
+            rebuildPane[0] = () -> {
+                t.clear();
+                int i = 0;
+
+                if(!schematics.all().contains(s -> search.isEmpty() || s.name().contains(search))){
+                    t.add("$none");
+                }
+
+                for(Schematic s : schematics.all()){
+                    if(!search.isEmpty() && !s.name().contains(search)) continue;
+
+                    Button[] sel = {null};
+                    sel[0] = t.addButton(b -> {
+                        b.top();
+                        b.margin(0f);
+                        b.table(buttons -> {
+                            buttons.left();
+                            buttons.defaults().size(50f);
+
+                            ImageButtonStyle style = Styles.clearPartiali;
+
+                            buttons.addImageButton(Icon.infoSmall, style, () -> {
+                                showInfo(s);
+                            });
+
+                            buttons.addImageButton(Icon.loadMapSmall, style, () -> {
+                                showExport(s);
+                            });
+
+                            buttons.addImageButton(Icon.pencilSmall, style, () -> {
+                                ui.showTextInput("$schematic.rename", "$name", s.name(), res -> {
+                                    s.tags.put("name", res);
+                                    s.save();
+                                    rebuildPane[0].run();
+                                });
+                            });
+
+                            if(s.hasSteamID()){
+                                buttons.addImageButton(Icon.linkSmall, style, () -> platform.viewListing(s));
+                            }else{
+                                buttons.addImageButton(Icon.trash16Small, style, () -> {
+                                    ui.showConfirm("$confirm", "$schematic.delete.confirm", () -> {
+                                        schematics.remove(s);
+                                        rebuildPane[0].run();
+                                    });
+                                });
+                            }
+
+                        }).growX().height(50f);
+                        b.row();
+                        b.stack(new SchematicImage(s).setScaling(Scaling.fit), new Table(n -> {
+                            n.top();
+                            n.table(Styles.black3, c -> {
+                                Label label = c.add(s.name()).style(Styles.outlineLabel).color(Color.white).top().growX().get();
+                                label.setEllipsis(true);
+                                label.setAlignment(Align.center);
+                            }).growX().margin(1).pad(4).padBottom(0);
+                        })).size(200f);
+                    }, () -> {
+                        if(sel[0].childrenPressed()) return;
+                        control.input.useSchematic(s);
+                        hide();
+                    }).pad(4).style(Styles.cleari).get();
+
+                    sel[0].getStyle().up = Tex.pane;
+
+                    if(++i % 4 == 0){
+                        t.row();
+                    }
+                }
+            };
+
+            rebuildPane[0].run();
+        }).get().setScrollingDisabled(true, false);
+    }
+
+    public void showInfo(Schematic schematic){
+        info.show(schematic);
+    }
+
+    public void showImport(){
+        FloatingDialog dialog = new FloatingDialog("$editor.export");
+        dialog.cont.pane(p -> {
+            p.margin(10f);
+            p.table(Tex.button, t -> {
+                TextButtonStyle style = Styles.cleart;
+                t.defaults().size(280f, 60f).left();
+                t.row();
+                t.addImageTextButton("$schematic.copy.import", Icon.copySmall, style, () -> {
+                    dialog.hide();
+                    try{
+                        Schematic s = schematics.readBase64(Core.app.getClipboardText());
+                        schematics.add(s);
+                        setup();
+                        ui.showInfoFade("$schematic.saved");
+                        showInfo(s);
+                    }catch(Exception e){
+                        ui.showException(e);
+                    }
+                }).marginLeft(12f).disabled(b -> Core.app.getClipboardText() == null || !Core.app.getClipboardText().startsWith(schematicBaseStart));
+                t.row();
+                t.addImageTextButton("$schematic.importfile", Icon.saveMapSmall, style, () -> platform.showFileChooser(true, schematicExtension, file -> {
+                    dialog.hide();
+
+                    try{
+                        Schematic s = Schematics.read(file);
+                        schematics.add(s);
+                        setup();
+                        showInfo(s);
+                    }catch(Exception e){
+                        ui.showException(e);
+                    }
+                })).marginLeft(12f);
+                t.row();
+                if(steam){
+                    t.addImageTextButton("$schematic.browseworkshop", Icon.wikiSmall, style, () -> {
+                        dialog.hide();
+                        platform.openWorkshop();
+                    }).marginLeft(12f);
+                }
+            });
+        });
+
+        dialog.addCloseButton();
+        dialog.show();
+    }
+
+    public void showExport(Schematic s){
+        FloatingDialog dialog = new FloatingDialog("$editor.export");
+        dialog.cont.pane(p -> {
+           p.margin(10f);
+           p.table(Tex.button, t -> {
+               TextButtonStyle style = Styles.cleart;
+                t.defaults().size(280f, 60f).left();
+                if(steam && !s.hasSteamID()){
+                    t.addImageTextButton("$schematic.shareworkshop", Icon.wikiSmall, style,
+                        () -> platform.publish(s)).marginLeft(12f);
+                    t.row();
+                }
+                t.addImageTextButton("$schematic.copy", Icon.copySmall, style, () -> {
+                    dialog.hide();
+                    ui.showInfoFade("$copied");
+                    Core.app.setClipboardText(schematics.writeBase64(s));
+                }).marginLeft(12f);
+                t.row();
+                t.addImageTextButton("$schematic.exportfile", Icon.saveMapSmall, style, () -> platform.showFileChooser(false, schematicExtension, file -> {
+                    dialog.hide();
+                    try{
+                        Schematics.write(s, file);
+                    }catch(Exception e){
+                        ui.showException(e);
+                    }
+                })).marginLeft(12f);
+            });
+        });
+
+        dialog.addCloseButton();
+        dialog.show();
+    }
+
+    public static class SchematicImage extends Image{
+        public float scaling = 16f;
+        public float thickness = 4f;
+        public Color borderColor = Pal.gray;
+
+        public SchematicImage(Schematic s){
+            super(schematics.getPreview(s, PreviewRes.high));
+            setScaling(Scaling.fit);
+        }
+
+        @Override
+        public void draw(){
+            boolean checked = getParent().getParent() instanceof Button
+                && ((Button)getParent().getParent()).isOver();
+
+            Texture background = Core.assets.get("sprites/schematic-background.png", Texture.class);
+            TextureRegion region = Draw.wrap(background);
+            float xr = width / scaling;
+            float yr = height / scaling;
+            region.setU2(xr);
+            region.setV2(yr);
+            Draw.color();
+            Draw.alpha(parentAlpha);
+            Draw.rect(region, x + width/2f, y + height/2f, width, height);
+
+            super.draw();
+
+            Draw.color(checked ? Pal.accent : borderColor);
+            Draw.alpha(parentAlpha);
+            Lines.stroke(Scl.scl(thickness));
+            Lines.rect(x, y, width, height);
+            Draw.reset();
+        }
+    }
+
+    public static class SchematicInfoDialog extends FloatingDialog{
+
+        SchematicInfoDialog(){
+            super("");
+            setFillParent(true);
+            addCloseButton();
+        }
+
+        public void show(Schematic schem){
+            cont.clear();
+            title.setText("[[" + Core.bundle.get("schematic") + "] " +schem.name());
+
+            cont.add(Core.bundle.format("schematic.info", schem.width, schem.height, schem.tiles.size)).color(Color.lightGray);
+            cont.row();
+            cont.add(new SchematicImage(schem)).maxSize(800f);
+            cont.row();
+
+            Array<ItemStack> arr = schem.requirements();
+            cont.table(r -> {
+                int i = 0;
+                for(ItemStack s : arr){
+                    r.addImage(s.item.icon(Cicon.small)).left();
+                    r.add(s.amount + "").padLeft(2).left().color(Color.lightGray).padRight(4);
+
+                    if(++i % 4 == 0){
+                        r.row();
+                    }
+                }
+            });
+
+            show();
+        }
+    }
+}

core/src/io/anuke/mindustry/ui/dialogs/TechTreeDialog.java

@@ -42,6 +42,10 @@ public class TechTreeDialog extends FloatingDialog{
         margin(0f).marginBottom(8);
         cont.stack(view = new View(), items = new ItemsDisplay()).grow();
 
+        Events.on(ContentReloadEvent.class, e -> {
+            root = new TechTreeNode(TechTree.root, null);
+        });
+
         shown(() -> {
             checkNodes(root);
             treeLayout();
@@ -105,8 +109,18 @@ public class TechTreeDialog extends FloatingDialog{
         RadialTreeLayout layout = new RadialTreeLayout();
         LayoutNode node = new LayoutNode(root, null);
         layout.layout(node);
-        //bounds.y += nodeSize*1.5f;
+        float minx = 0f, miny = 0f, maxx = 0f, maxy = 0f;
         copyInfo(node);
+
+        for(TechTreeNode n : nodes){
+            if(!n.visible) continue;
+            minx = Math.min(n.x - n.width/2f, minx);
+            maxx = Math.max(n.x + n.width/2f, maxx);
+            miny = Math.min(n.y - n.height/2f, miny);
+            maxy = Math.max(n.y + n.height/2f, maxy);
+        }
+        bounds = new Rectangle(minx, miny, maxx - minx, maxy - miny);
+        bounds.y += nodeSize*1.5f;
     }
 
     void copyInfo(LayoutNode node){
@@ -262,7 +276,7 @@ public class TechTreeDialog extends FloatingDialog{
             float rx = bounds.x + panX + ox, ry = panY + oy + bounds.y;
             float rw = bounds.width, rh = bounds.height;
             rx = Mathf.clamp(rx, -rw + pad, Core.graphics.getWidth() - pad);
-            ry = Mathf.clamp(ry, pad, Core.graphics.getHeight() - rh - pad);
+            ry = Mathf.clamp(ry, -rh + pad, Core.graphics.getHeight() - pad);
             panX = rx - bounds.x - ox;
             panY = ry - bounds.y - oy;
         }

core/src/io/anuke/mindustry/ui/fragments/HudFragment.java

@@ -250,8 +250,9 @@ public class HudFragment extends Fragment{
         });
         
         parent.fill(t -> {
+            t.visible(() -> Core.settings.getBool("minimap") && !state.rules.tutorial);
             //minimap
-            t.add(new Minimap().visible(() -> Core.settings.getBool("minimap") && !state.rules.tutorial));
+            t.add(new Minimap());
             t.row();
             //position
             t.label(() -> world.toTile(player.x) + "," + world.toTile(player.y)).style(Styles.outlineLabel)

core/src/io/anuke/mindustry/ui/fragments/LoadingFragment.java

@@ -22,7 +22,6 @@ public class LoadingFragment extends Fragment{
             t.visible(false);
             t.touchable(Touchable.enabled);
             t.add().height(133f).row();
-
             t.addImage().growX().height(3f).pad(4f).growX().get().setColor(Pal.accent);
             t.row();
             t.add("$loading").name("namelabel").pad(10f);

core/src/io/anuke/mindustry/world/Block.java

@@ -87,6 +87,8 @@ public class Block extends BlockStorage{
     public boolean configurable;
     /** Whether this block consumes touchDown events when tapped. */
     public boolean consumesTap;
+    /** Whether the config is positional and needs to be shifted. */
+    public boolean posConfig;
     /**
      * The color of this block when displayed on the minimap or map preview.
      * Do not set manually! This is overriden when loading for most blocks.
@@ -116,7 +118,7 @@ public class Block extends BlockStorage{
     public float idleSoundVolume = 0.5f;
 
     /** Cost of constructing this block. */
-    public ItemStack[] requirements = new ItemStack[]{};
+    public ItemStack[] requirements = {};
     /** Category in place menu. */
     public Category category = Category.distribution;
     /** Cost of building this block; do not modify directly! */
@@ -676,8 +678,32 @@ public class Block extends BlockStorage{
     public void drawRequestRegion(BuildRequest req, Eachable<BuildRequest> list){
         TextureRegion reg = icon(Cicon.full);
         Draw.rect(icon(Cicon.full), req.drawx(), req.drawy(),
-            reg.getWidth() * req.animScale * Draw.scl, reg.getHeight() * req.animScale * Draw.scl,
+            reg.getWidth() * req.animScale * Draw.scl,
-                !rotate ? 0 : req.rotation * 90);
+            reg.getHeight() * req.animScale * Draw.scl,
+            !rotate ? 0 : req.rotation * 90);
+
+        if(req.hasConfig){
+            drawRequestConfig(req, list);
+        }
+    }
+
+    public void drawRequestConfig(BuildRequest req, Eachable<BuildRequest> list){
+
+    }
+
+    public void drawRequestConfigCenter(BuildRequest req, Content content, String region){
+        Color color = content instanceof Item ? ((Item)content).color : content instanceof Liquid ? ((Liquid)content).color : null;
+        if(color == null) return;
+
+        Draw.color(color);
+        Draw.scl *= req.animScale;
+        Draw.rect(region, req.drawx(), req.drawy());
+        Draw.scl /= req.animScale;
+        Draw.color();
+    }
+
+    public void drawRequestConfigTop(BuildRequest req, Eachable<BuildRequest> list){
+
     }
 
     @Override

core/src/io/anuke/mindustry/world/blocks/BuildBlock.java

@@ -56,7 +56,7 @@ public class BuildBlock extends Block{
     }
 
     @Remote(called = Loc.server)
-    public static void onConstructFinish(Tile tile, Block block, int builderID, byte rotation, Team team){
+    public static void onConstructFinish(Tile tile, Block block, int builderID, byte rotation, Team team, boolean skipConfig){
         if(tile == null) return;
         float healthf = tile.entity == null ? 1f : tile.entity.healthf();
         world.setBlock(tile, block, team, rotation);
@@ -70,7 +70,9 @@ public class BuildBlock extends Block{
         if(!headless && builderID == player.id){
             //this is run delayed, since if this is called on the server, all clients need to recieve the onBuildFinish()
             //event first before they can recieve the placed() event modification results
-            Core.app.post(() -> tile.block().playerPlaced(tile));
+            if(!skipConfig){
+                Core.app.post(() -> tile.block().playerPlaced(tile));
+            }
         }
         Core.app.post(() -> Events.fire(new BlockBuildEndEvent(tile, playerGroup.getByID(builderID), team, false)));
         Sounds.place.at(tile, Mathf.random(0.7f, 1.4f));
@@ -185,7 +187,7 @@ public class BuildBlock extends Block{
         private float[] accumulator;
         private float[] totalAccumulator;
 
-        public boolean construct(Unit builder, @Nullable TileEntity core, float amount){
+        public boolean construct(Unit builder, @Nullable TileEntity core, float amount, boolean configured){
             if(cblock == null){
                 kill();
                 return false;
@@ -208,7 +210,7 @@ public class BuildBlock extends Block{
             }
 
             if(progress >= 1f || state.rules.infiniteResources){
-                Call.onConstructFinish(tile, cblock, builderID, tile.rotation(), builder.getTeam());
+                Call.onConstructFinish(tile, cblock, builderID, tile.rotation(), builder.getTeam(), configured);
                 return true;
             }
             return false;

core/src/io/anuke/mindustry/world/blocks/distribution/Conduit.java

@@ -52,11 +52,13 @@ public class Conduit extends LiquidBlock implements Autotiler{
 
         Draw.colorl(0.34f);
         Draw.alpha(0.5f);
-        Draw.rect(botRegions[bits[0]], req.drawx(), req.drawy(), req.rotation * 90);
+        Draw.rect(botRegions[bits[0]], req.drawx(), req.drawy(),
+            botRegions[bits[0]].getWidth() * Draw.scl * req.animScale, botRegions[bits[0]].getHeight() * Draw.scl * req.animScale,
+            req.rotation * 90);
         Draw.color();
 
 
-        Draw.rect(topRegions[bits[0]], req.drawx(), req.drawy(), req.rotation * 90);
+        Draw.rect(topRegions[bits[0]], req.drawx(), req.drawy(), topRegions[bits[0]].getWidth() * Draw.scl * req.animScale, topRegions[bits[0]].getHeight() * Draw.scl * req.animScale, req.rotation * 90);
     }
 
     @Override

core/src/io/anuke/mindustry/world/blocks/distribution/Conveyor.java

@@ -107,7 +107,7 @@ public class Conveyor extends Block implements Autotiler{
         if(bits == null) return;
 
         TextureRegion region = regions[bits[0]][0];
-        Draw.rect(region, req.drawx(), req.drawy(), region.getWidth() * bits[1] * Draw.scl, region.getHeight() * bits[2] * Draw.scl, req.rotation * 90);
+        Draw.rect(region, req.drawx(), req.drawy(), region.getWidth() * bits[1] * Draw.scl * req.animScale, region.getHeight() * bits[2] * Draw.scl * req.animScale, req.rotation * 90);
     }
 
     @Override

core/src/io/anuke/mindustry/world/blocks/distribution/ItemBridge.java

@@ -3,11 +3,13 @@ package io.anuke.mindustry.world.blocks.distribution;
 import io.anuke.arc.*;
 import io.anuke.arc.collection.*;
 import io.anuke.arc.collection.IntSet.*;
+import io.anuke.arc.function.*;
 import io.anuke.arc.graphics.*;
 import io.anuke.arc.graphics.g2d.*;
 import io.anuke.arc.math.*;
 import io.anuke.arc.math.geom.*;
 import io.anuke.arc.util.*;
+import io.anuke.mindustry.entities.traits.BuilderTrait.*;
 import io.anuke.mindustry.entities.type.*;
 import io.anuke.mindustry.graphics.*;
 import io.anuke.mindustry.type.*;
@@ -23,6 +25,7 @@ public class ItemBridge extends Block{
     protected int range;
     protected float transportTime = 2f;
     protected TextureRegion endRegion, bridgeRegion, arrowRegion;
+    protected BuildRequest otherReq;
 
     private static int lastPlaced = Pos.invalid;
 
@@ -34,6 +37,7 @@ public class ItemBridge extends Block{
         layer = Layer.power;
         expanded = true;
         itemCapacity = 10;
+        posConfig = true;
         configurable = true;
         hasItems = true;
         unloadable = false;
@@ -65,6 +69,27 @@ public class ItemBridge extends Block{
         arrowRegion = Core.atlas.find(name + "-arrow");
     }
 
+    @Override
+    public void drawRequestConfigTop(BuildRequest req, Eachable<BuildRequest> list){
+        otherReq = null;
+        list.each(other -> {
+            if(other.block == this && req.config == Pos.get(other.x, other.y)){
+                otherReq = other;
+            }
+        });
+
+        if(otherReq == null) return;
+
+        Lines.stroke(8f);
+        Lines.line(bridgeRegion,
+        req.drawx(),
+        req.drawy(),
+        otherReq.drawx(),
+        otherReq.drawy(), CapStyle.none, -tilesize / 2f);
+        Draw.rect(arrowRegion, (req.drawx() + otherReq.drawx()) / 2f, (req.drawy() + otherReq.drawy()) / 2f,
+            Angles.angle(req.drawx(), req.drawy(), otherReq.drawx(), otherReq.drawy()));
+    }
+
     @Override
     public void playerPlaced(Tile tile){
         Tile link = findLink(tile.x, tile.y);

core/src/io/anuke/mindustry/world/blocks/distribution/MassDriver.java

@@ -36,6 +36,7 @@ public class MassDriver extends Block{
         super(name);
         update = true;
         solid = true;
+        posConfig = true;
         configurable = true;
         hasItems = true;
         layer = Layer.turret;

core/src/io/anuke/mindustry/world/blocks/distribution/Sorter.java

@@ -1,10 +1,12 @@
 package io.anuke.mindustry.world.blocks.distribution;
 
 import io.anuke.arc.*;
+import io.anuke.arc.function.*;
 import io.anuke.arc.graphics.g2d.*;
 import io.anuke.arc.math.*;
 import io.anuke.arc.scene.ui.layout.*;
 import io.anuke.arc.util.ArcAnnotate.*;
+import io.anuke.mindustry.entities.traits.BuilderTrait.*;
 import io.anuke.mindustry.entities.type.*;
 import io.anuke.mindustry.type.*;
 import io.anuke.mindustry.world.*;
@@ -46,6 +48,11 @@ public class Sorter extends Block{
         tile.<SorterEntity>entity().sortItem = content.item(value);
     }
 
+    @Override
+    public void drawRequestConfig(BuildRequest req, Eachable<BuildRequest> list){
+        drawRequestConfigCenter(req, content.item(req.config), "center");
+    }
+
     @Override
     public void draw(Tile tile){
         super.draw(tile);

core/src/io/anuke/mindustry/world/blocks/power/PowerNode.java

@@ -33,53 +33,6 @@ public class PowerNode extends PowerBlock{
         consumesPower = false;
         outputsPower = false;
     }
-/*
-    @Remote(targets = Loc.both, called = Loc.server, forward = true)
-    public static void linkPowerNodes(Player player, Tile tile, Tile other){
-        if(tile.entity == null || other == null || tile.entity.power == null || !((PowerNode)tile.block()).linkValid(tile, other)
-        || tile.entity.power.links.size >= ((PowerNode)tile.block()).maxNodes) return;
-        if(!Units.canInteract(player, tile)) return;
-
-        TileEntity entity = tile.entity();
-
-        if(!entity.power.links.contains(other.pos())){
-            entity.power.links.add(other.pos());
-        }
-
-        if(other.getTeamID() == tile.getTeamID()){
-
-            if(!other.entity.power.links.contains(tile.pos())){
-                other.entity.power.links.add(tile.pos());
-            }
-        }
-
-        entity.power.graph.add(other.entity.power.graph);
-    }
-
-    @Remote(targets = Loc.both, called = Loc.server, forward = true)
-    public static void unlinkPowerNodes(Player player, Tile tile, Tile other){
-        if(tile.entity.power == null || other.entity == null || other.entity.power == null) return;
-        if(!Units.canInteract(player, tile)) return;
-
-        TileEntity entity = tile.entity();
-
-        entity.power.links.removeValue(other.pos());
-        other.entity.power.links.removeValue(tile.pos());
-
-        PowerGraph newgraph = new PowerGraph();
-
-        //reflow from this point, covering all tiles on this side
-        newgraph.reflow(tile);
-
-        if(other.entity.power.graph != newgraph){
-            //create new graph for other end
-            PowerGraph og = new PowerGraph();
-            //reflow from other end
-            og.reflow(other);
-        }
-    }
-
- */
 
     @Override
     public void configured(Tile tile, Player player, int value){

core/src/io/anuke/mindustry/world/blocks/production/Fracker.java

@@ -34,6 +34,11 @@ public class Fracker extends SolidPump{
         topRegion = Core.atlas.find(name + "-top");
     }
 
+    @Override
+    public boolean outputsItems(){
+        return false;
+    }
+
     @Override
     public void drawCracks(Tile tile){}
 

core/src/io/anuke/mindustry/world/blocks/sandbox/ItemSource.java

@@ -1,8 +1,10 @@
 package io.anuke.mindustry.world.blocks.sandbox;
 
 import io.anuke.arc.*;
+import io.anuke.arc.function.*;
 import io.anuke.arc.graphics.g2d.*;
 import io.anuke.arc.scene.ui.layout.*;
+import io.anuke.mindustry.entities.traits.BuilderTrait.*;
 import io.anuke.mindustry.entities.type.*;
 import io.anuke.mindustry.type.*;
 import io.anuke.mindustry.world.*;
@@ -43,6 +45,11 @@ public class ItemSource extends Block{
         bars.remove("items");
     }
 
+    @Override
+    public void drawRequestConfig(BuildRequest req, Eachable<BuildRequest> list){
+        drawRequestConfigCenter(req, content.item(req.config), "center");
+    }
+
     @Override
     public boolean outputsItems(){
         return true;

core/src/io/anuke/mindustry/world/blocks/sandbox/LiquidSource.java

@@ -2,11 +2,13 @@ package io.anuke.mindustry.world.blocks.sandbox;
 
 import io.anuke.arc.*;
 import io.anuke.arc.collection.*;
+import io.anuke.arc.function.*;
 import io.anuke.arc.graphics.g2d.*;
 import io.anuke.arc.scene.style.*;
 import io.anuke.arc.scene.ui.*;
 import io.anuke.arc.scene.ui.layout.*;
 import io.anuke.arc.util.ArcAnnotate.*;
+import io.anuke.mindustry.entities.traits.BuilderTrait.*;
 import io.anuke.mindustry.entities.type.*;
 import io.anuke.mindustry.game.*;
 import io.anuke.mindustry.gen.*;
@@ -57,6 +59,11 @@ public class LiquidSource extends Block{
         }
     }
 
+    @Override
+    public void drawRequestConfig(BuildRequest req, Eachable<BuildRequest> list){
+        drawRequestConfigCenter(req, content.liquid(req.config), "center");
+    }
+
     @Override
     public void draw(Tile tile){
         super.draw(tile);

core/src/io/anuke/mindustry/world/blocks/storage/Unloader.java

@@ -1,9 +1,11 @@
 package io.anuke.mindustry.world.blocks.storage;
 
 import io.anuke.arc.*;
+import io.anuke.arc.function.*;
 import io.anuke.arc.graphics.*;
 import io.anuke.arc.graphics.g2d.*;
 import io.anuke.arc.scene.ui.layout.*;
+import io.anuke.mindustry.entities.traits.BuilderTrait.*;
 import io.anuke.mindustry.entities.type.*;
 import io.anuke.mindustry.type.*;
 import io.anuke.mindustry.world.*;
@@ -28,6 +30,11 @@ public class Unloader extends Block{
         configurable = true;
     }
 
+    @Override
+    public void drawRequestConfig(BuildRequest req, Eachable<BuildRequest> list){
+        drawRequestConfigCenter(req, content.item(req.config), "unloader-center");
+    }
+
     @Override
     public boolean canDump(Tile tile, Tile to, Item item){
         return !(to.block() instanceof StorageBlock);
@@ -109,7 +116,7 @@ public class Unloader extends Block{
         UnloaderEntity entity = tile.entity();
 
         Draw.color(entity.sortItem == null ? Color.clear : entity.sortItem.color);
-        Fill.square(tile.worldx(), tile.worldy(), 1f);
+        Draw.rect("unloader-center", tile.worldx(), tile.worldy());
         Draw.color();
     }
 

desktop/src/io/anuke/mindustry/desktop/DesktopLauncher.java

@@ -22,10 +22,10 @@ import io.anuke.mindustry.core.GameState.*;
 import io.anuke.mindustry.desktop.steam.*;
 import io.anuke.mindustry.game.EventType.*;
 import io.anuke.mindustry.game.Version;
-import io.anuke.mindustry.maps.Map;
 import io.anuke.mindustry.mod.Mods.*;
 import io.anuke.mindustry.net.*;
 import io.anuke.mindustry.net.Net.*;
+import io.anuke.mindustry.type.*;
 import io.anuke.mindustry.ui.*;
 
 import java.io.*;
@@ -249,28 +249,18 @@ public class DesktopLauncher extends ClientLauncher{
     }
 
     @Override
-    public Array<FileHandle> getExternalMaps(){
+    public Array<FileHandle> getWorkshopContent(Class<? extends Publishable> type){
-        return !steam ? super.getExternalMaps() : SVars.workshop.getMapFiles();
+        return !steam ? super.getWorkshopContent(type) : SVars.workshop.getWorkshopFiles(type);
     }
 
     @Override
-    public Array<FileHandle> getExternalMods(){
+    public void viewListing(Publishable pub){
-        return !steam ? super.getExternalMods() : SVars.workshop.getModFiles();
+        SVars.workshop.viewListing(pub);
     }
 
     @Override
-    public void viewMapListing(Map map){
+    public void viewListingID(String id){
-        viewListing(map.file.parent().name());
+        SVars.net.friends.activateGameOverlayToWebPage("steam://url/CommunityFilePage/" + id);
-    }
-
-    @Override
-    public void viewListing(String mapid){
-        SVars.net.friends.activateGameOverlayToWebPage("steam://url/CommunityFilePage/" + mapid);
-    }
-
-    @Override
-    public void viewMapListingInfo(Map map){
-        SVars.workshop.viewMapListingInfo(map);
     }
 
     @Override
@@ -284,8 +274,8 @@ public class DesktopLauncher extends ClientLauncher{
     }
 
     @Override
-    public void publishMap(Map map){
+    public void publish(Publishable pub){
-        SVars.workshop.publishMap(map);
+        SVars.workshop.publish(pub);
     }
 
     @Override

desktop/src/io/anuke/mindustry/desktop/steam/SWorkshop.java

@@ -9,10 +9,11 @@ import io.anuke.arc.files.*;
 import io.anuke.arc.function.*;
 import io.anuke.arc.scene.ui.*;
 import io.anuke.arc.util.*;
-import io.anuke.mindustry.game.EventType.*;
 import io.anuke.mindustry.game.*;
 import io.anuke.mindustry.gen.*;
 import io.anuke.mindustry.maps.*;
+import io.anuke.mindustry.mod.Mods.*;
+import io.anuke.mindustry.type.*;
 import io.anuke.mindustry.ui.dialogs.*;
 
 import static io.anuke.mindustry.Vars.*;
@@ -20,10 +21,10 @@ import static io.anuke.mindustry.Vars.*;
 public class SWorkshop implements SteamUGCCallback{
     public final SteamUGC ugc = new SteamUGC(this);
 
-    private Map lastMap;
+    private ObjectMap<Class<? extends Publishable>, Array<FileHandle>> workshopFiles = new ObjectMap<>();
-    private Array<FileHandle> mapFiles;
-    private Array<FileHandle> modFiles;
     private ObjectMap<SteamUGCQuery, BiConsumer<Array<SteamUGCDetails>, SteamResult>> detailHandlers = new ObjectMap<>();
+    private Array<Consumer<SteamPublishedFileID>> itemHandlers = new Array<>();
+    private ObjectMap<SteamPublishedFileID, Runnable> updatedHandlers = new ObjectMap<>();
 
     public SWorkshop(){
         int items = ugc.getNumSubscribedItems();
@@ -36,71 +37,56 @@ public class SWorkshop implements SteamUGCCallback{
             return new FileHandle(info.getFolder());
         }).select(f -> f != null && f.list().length > 0);
 
-        mapFiles = folders.select(f -> f.list().length == 1 && f.list()[0].extension().equals(mapExtension)).map(f -> f.list()[0]);
+        workshopFiles.put(Map.class, folders.select(f -> f.list().length == 1 && f.list()[0].extension().equals(mapExtension)).map(f -> f.list()[0]));
-        modFiles = folders.select(f -> f.child("mod.json").exists());
+        workshopFiles.put(Schematic.class, folders.select(f -> f.list().length == 1 && f.list()[0].extension().equals(schematicExtension)).map(f -> f.list()[0]));
+        workshopFiles.put(LoadedMod.class, folders.select(f -> f.child("mod.json").exists()));
 
-        if(!mapFiles.isEmpty()){
+        if(!workshopFiles.get(Map.class).isEmpty()){
             SAchievement.downloadMapWorkshop.complete();
         }
 
-        Log.info("Fetching {0} subscribed maps.", mapFiles.size);
+        workshopFiles.each((type, list) -> {
-        Log.info("Fetching {0} subscribed mods.", modFiles.size);
+            Log.info("Fetched content ({0}): {1}", type.getSimpleName(), list.size);
+        });
     }
 
-    public Array<FileHandle> getMapFiles(){
+    public Array<FileHandle> getWorkshopFiles(Class<? extends Publishable> type){
-        return mapFiles;
+        return workshopFiles.getOr(type, () -> new Array<>(0));
     }
 
-    public Array<FileHandle> getModFiles(){
+    /** Publish a new item and submit an update for it.
-        return modFiles;
+     * If it is already published, redirects to its page.*/
-    }
+    public void publish(Publishable p){
-
+        if(p.hasSteamID()){
-    public void publishMap(Map map){
+            Log.info("Content already published, redirecting to ID.");
-        if(map.tags.containsKey("steamid")){
+            viewListing(p);
-            Log.info("Map already published, redirecting to ID.");
-            SVars.net.friends.activateGameOverlayToWebPage("steam://url/CommunityFilePage/" + map.tags.get("steamid"));
             return;
         }
 
-        //update author name when publishing
+        if(!p.prePublish()){
-        map.tags.put("author", SVars.net.friends.getPersonaName());
+            return;
-        ui.editor.editor.getTags().put("author", map.tags.get("author"));
+        }
-        ui.editor.save();
 
-        FloatingDialog dialog = new FloatingDialog("$confirm");
+        showPublish(id -> update(p, id, null));
-        dialog.setFillParent(false);
-        dialog.cont.add("$map.publish.confirm").width(600f).wrap();
-        dialog.addCloseButton();
-        dialog.buttons.addImageTextButton("$eula", Icon.linkSmall, () -> {
-            SVars.net.friends.activateGameOverlayToWebPage("https://steamcommunity.com/sharedfiles/workshoplegalagreement");
-        }).size(210f, 64f);
-
-        dialog.buttons.addImageTextButton("$ok", Icon.checkSmall, () -> {
-            this.lastMap = map;
-            ugc.createItem(SVars.steamID, WorkshopFileType.Community);
-            ui.loadfrag.show("$map.publishing");
-            Log.info("Publish map " + map.name());
-            dialog.hide();
-        }).size(170f, 64f);
-        dialog.show();
     }
 
-    public void viewMapListingInfo(Map map){
+    /** Update an existing item with a changelog. */
-        String id = map.tags.get("steamid");
+    public void updateItem(Publishable p, String changelog){
+        String id = p.getSteamID();
         long handle = Strings.parseLong(id, -1);
         SteamPublishedFileID fid = new SteamPublishedFileID(handle);
+        update(p, fid, changelog);
+    }
 
-        Log.info("Requesting map listing view; id = " + id);
+    /** Fetches info for an item, checking to make sure that it exists.*/
+    public void viewListing(Publishable p){
+        long handle = Strings.parseLong(p.getSteamID(), -1);
+        SteamPublishedFileID id = new SteamPublishedFileID(handle);
 
         ui.loadfrag.show();
-        SteamUGCQuery query = ugc.createQueryUGCDetailsRequest(fid);
+        query(ugc.createQueryUGCDetailsRequest(id), (detailsList, result) -> {
-        Log.info("POST " + query);
-
-        detailHandlers.put(query, (detailsList, result) -> {
             ui.loadfrag.hide();
 
-            Log.info("Map listing result: " + result + " " + detailsList);
-
             if(result == SteamResult.OK){
                 SteamUGCDetails details = detailsList.first();
                 if(details.getResult() == SteamResult.OK){
@@ -112,54 +98,114 @@ public class SWorkshop implements SteamUGCCallback{
                         dialog.addCloseButton();
 
                         dialog.buttons.addImageTextButton("$view.workshop", Icon.linkSmall, () -> {
-                            platform.viewListing(id);
+                            viewListingID(id);
                             dialog.hide();
                         }).size(210f, 64f);
 
-                        dialog.buttons.addImageTextButton("$map.update", Icon.upgradeSmall, () -> {
+                        dialog.buttons.addImageTextButton("$workshop.update", Icon.upgradeSmall, () -> {
-                            new FloatingDialog("$map.update"){{
+                            new FloatingDialog("$workshop.update"){{
                                 setFillParent(false);
-                                cont.margin(10).add("$map.changelog").padRight(6f);
+                                cont.margin(10).add("$changelog").padRight(6f);
                                 cont.row();
                                 TextArea field = cont.addArea("", t -> {}).size(500f, 160f).get();
                                 field.setMaxLength(400);
                                 buttons.defaults().size(120, 54).pad(4);
                                 buttons.addButton("$ok", () -> {
-                                    ui.loadfrag.show("$map.publishing");
+                                    ui.loadfrag.show("$publishing");
-                                    lastMap = map;
+                                    updateItem(p, field.getText().replace("\r", "\n"));
-                                    updateMap(map, details.getPublishedFileID(), field.getText().replace("\r", "\n"));
                                     dialog.hide();
                                     hide();
-
-                                    Log.info("Update map " + map.name());
                                 });
                                 buttons.addButton("$cancel", this::hide);
                             }}.show();
 
                         }).size(210f, 64f);
                         dialog.show();
-
                     }else{
                         SVars.net.friends.activateGameOverlayToWebPage("steam://url/CommunityFilePage/" + SteamNativeHandle.getNativeHandle(details.getPublishedFileID()));
                     }
                 }else if(details.getResult() == SteamResult.FileNotFound){
-                    //force-remove tags
+                    p.removeSteamID();
-                    ui.editor.editor.getTags().remove("steamid");
+                    ui.showErrorMessage("$missing");
-                    map.tags.remove("steamid");
-                    ui.editor.save();
-
-                    ui.showErrorMessage("$map.missing");
                 }else{
-                    ui.showErrorMessage(Core.bundle.format("map.load.error", result.name()));
+                    ui.showErrorMessage(Core.bundle.format("workshop.error", result.name()));
                 }
             }else{
-                ui.showErrorMessage(Core.bundle.format("map.load.error", result.name()));
+                ui.showErrorMessage(Core.bundle.format("workshop.error", result.name()));
             }
         });
+    }
 
+    void viewListingID(SteamPublishedFileID id){
+        SVars.net.friends.activateGameOverlayToWebPage("steam://url/CommunityFilePage/" + SteamNativeHandle.getNativeHandle(id));
+    }
+
+    void update(Publishable p, SteamPublishedFileID id, String changelog){
+        String sid = SteamNativeHandle.getNativeHandle(id) + "";
+
+        updateItem(id, h -> {
+            if(p.steamDescription() != null){
+                ugc.setItemDescription(h, p.steamDescription());
+            }
+
+            Array<String> tags = p.extraTags();
+            tags.add(p.steamTag());
+
+            ugc.setItemTitle(h, p.steamTitle());
+            ugc.setItemTags(h, tags.toArray(String.class));
+            ugc.setItemPreview(h, p.createSteamPreview(sid).absolutePath());
+            ugc.setItemContent(h, p.createSteamFolder(sid).absolutePath());
+            if(changelog == null){
+                ugc.setItemVisibility(h, PublishedFileVisibility.Private);
+            }
+            ugc.submitItemUpdate(h, changelog == null ? "<Created>" : changelog);
+        }, () -> p.addSteamID(sid));
+    }
+
+    void showPublish(Consumer<SteamPublishedFileID> published){
+        FloatingDialog dialog = new FloatingDialog("$confirm");
+        dialog.setFillParent(false);
+        dialog.cont.add("$publish.confirm").width(600f).wrap();
+        dialog.addCloseButton();
+        dialog.buttons.addImageTextButton("$eula", Icon.linkSmall,
+            () -> SVars.net.friends.activateGameOverlayToWebPage("https://steamcommunity.com/sharedfiles/workshoplegalagreement"))
+            .size(210f, 64f);
+
+        dialog.buttons.addImageTextButton("$ok", Icon.checkSmall, () -> {
+            ugc.createItem(SVars.steamID, WorkshopFileType.Community);
+            ui.loadfrag.show("$publishing");
+            dialog.hide();
+            itemHandlers.add(published);
+        }).size(170f, 64f);
+        dialog.show();
+    }
+
+    void query(SteamUGCQuery query, BiConsumer<Array<SteamUGCDetails>, SteamResult> handler){
+        Log.info("POST QUERY " + query);
+        detailHandlers.put(query, handler);
         ugc.sendQueryUGCRequest(query);
     }
 
+    void updateItem(SteamPublishedFileID publishedFileID, Consumer<SteamUGCUpdateHandle> tagger, Runnable updated){
+        SteamUGCUpdateHandle h = ugc.startItemUpdate(SVars.steamID, publishedFileID);
+
+        tagger.accept(h);
+
+        ItemUpdateInfo info = new ItemUpdateInfo();
+
+        ui.loadfrag.setProgress(() -> {
+            ItemUpdateStatus status = ugc.getItemUpdateProgress(h, info);
+            ui.loadfrag.setText("$" + status.name().toLowerCase());
+            if(status == ItemUpdateStatus.Invalid){
+                ui.loadfrag.setText("$done");
+                return 1f;
+            }
+            return (float)status.ordinal() / (float)ItemUpdateStatus.values().length;
+        });
+
+        updatedHandlers.put(publishedFileID, updated);
+    }
+
     @Override
     public void onRequestUGCDetails(SteamUGCDetails details, SteamResult result){
 
@@ -167,7 +213,7 @@ public class SWorkshop implements SteamUGCCallback{
 
     @Override
     public void onUGCQueryCompleted(SteamUGCQuery query, int numResultsReturned, int totalMatchingResults, boolean isCachedData, SteamResult result){
-        Log.info("GET " + query);
+        Log.info("GET QUERY " + query);
 
         if(detailHandlers.containsKey(query)){
             if(numResultsReturned > 0){
@@ -202,55 +248,15 @@ public class SWorkshop implements SteamUGCCallback{
 
     @Override
     public void onCreateItem(SteamPublishedFileID publishedFileID, boolean needsToAcceptWLA, SteamResult result){
-        if(lastMap == null){
+        if(!itemHandlers.isEmpty()){
-            Log.err("No map to publish?");
+            if(result == SteamResult.OK){
-            return;
+                itemHandlers.first().accept(publishedFileID);
-        }
+            }else{
-
+                ui.showErrorMessage(Core.bundle.format("publish.error ", result.name()));
-        //SVars.net.friends.activateGameOverlayToWebPage("steam://url/CommunityFilePage/" + publishedFileID.toString());
-
-        Map map = lastMap;
-        Log.info("Create item {0} result {1} {2}", SteamNativeHandle.getNativeHandle(publishedFileID), result, needsToAcceptWLA);
-
-        if(result == SteamResult.OK){
-            updateMap(map, publishedFileID, "<Map Created>");
-        }else{
-            ui.showErrorMessage(Core.bundle.format("map.publish.error ", result.name()));
-        }
-
-        lastMap = null;
-    }
-
-    void updateMap(Map map, SteamPublishedFileID publishedFileID, String changelog){
-        SteamUGCUpdateHandle h = ugc.startItemUpdate(SVars.steamID, publishedFileID);
-
-        Gamemode mode = Gamemode.attack.valid(map) ? Gamemode.attack : Gamemode.survival;
-        FileHandle mapFile = tmpDirectory.child("map_" + publishedFileID.toString()).child("map.msav");
-        lastMap.file.copyTo(mapFile);
-
-        Log.info(mapFile.parent().absolutePath());
-        Log.info(map.previewFile().absolutePath());
-
-        ugc.setItemTitle(h, map.name());
-        ugc.setItemDescription(h, map.description());
-        ugc.setItemTags(h, new String[]{"map", mode.name()});
-        ugc.setItemVisibility(h, PublishedFileVisibility.Private);
-        ugc.setItemPreview(h, map.previewFile().absolutePath());
-        ugc.setItemContent(h, mapFile.parent().absolutePath());
-        ugc.addItemKeyValueTag(h, "mode", mode.name());
-        ugc.submitItemUpdate(h, changelog);
-
-        ItemUpdateInfo info = new ItemUpdateInfo();
-
-        ui.loadfrag.setProgress(() -> {
-            ItemUpdateStatus status = ugc.getItemUpdateProgress(h, info);
-            ui.loadfrag.setText("$" + status.name().toLowerCase());
-            if(status == ItemUpdateStatus.Invalid){
-                ui.loadfrag.setText("$done");
-                return 1f;
             }
-            return (float)status.ordinal() / (float)ItemUpdateStatus.values().length;
+
-        });
+            itemHandlers.remove(0);
+        }
     }
 
     @Override
@@ -263,15 +269,12 @@ public class SWorkshop implements SteamUGCCallback{
             if(needsToAcceptWLA){
                 SVars.net.friends.activateGameOverlayToWebPage("https://steamcommunity.com/sharedfiles/workshoplegalagreement");
             }
-            ui.editor.editor.getTags().put("steamid", SteamNativeHandle.getNativeHandle(publishedFileID) + "");
+
-            try{
+            if(updatedHandlers.containsKey(publishedFileID)){
-                ui.editor.save();
+                updatedHandlers.get(publishedFileID).run();
-            }catch(Exception e){
-                Log.err(e);
             }
-            Events.fire(new MapPublishEvent());
         }else{
-            ui.showErrorMessage(Core.bundle.format("map.publish.error ", result.name()));
+            ui.showErrorMessage(Core.bundle.format("publish.error ", result.name()));
         }
 
     }

gradle.properties

@@ -1,3 +1,3 @@
 org.gradle.daemon=true
 org.gradle.jvmargs=-Xms256m -Xmx1024m
-archash=983942d521c1e1714fac3ddfc54ee7248734b2ed
+archash=e82f446a81abba5d6f712b9053c1b84ec9a73156