Cleanup, make copy/paste flags consistent, add status messages.

worldedit-core/src/main/java/com/sk89q/worldedit/command/ClipboardCommands.java

@@ -23,6 +23,7 @@ import static com.google.common.base.Preconditions.checkNotNull;
 import static com.sk89q.minecraft.util.commands.Logging.LogMode.PLACEMENT;
 import static com.sk89q.minecraft.util.commands.Logging.LogMode.REGION;
 
+import com.google.common.collect.Lists;
 import com.sk89q.minecraft.util.commands.Command;
 import com.sk89q.minecraft.util.commands.CommandPermissions;
 import com.sk89q.minecraft.util.commands.Logging;
@@ -52,6 +53,8 @@ import com.sk89q.worldedit.session.PasteBuilder;
 import com.sk89q.worldedit.util.command.binding.Switch;
 import com.sk89q.worldedit.util.command.parametric.Optional;
 
+import java.util.List;
+
 /**
  * Clipboard commands.
  */
@@ -76,8 +79,8 @@ public class ClipboardCommands {
         help = "Copy the selection to the clipboard\n" +
                 "Flags:\n" +
                 "  -e will also copy entities\n" +
-                "  -m sets a source mask so that excluded blocks become air\n" +
+                "  -b will also copy biomes\n" +
-                "  -b will also copy biomes",
+                "  -m sets a source mask so that excluded blocks become air",
         min = 0,
         max = 0
     )
@@ -97,17 +100,21 @@ public class ClipboardCommands {
         Operations.completeLegacy(copy);
         session.setClipboard(new ClipboardHolder(clipboard));
 
-        player.print(region.getArea() + " block(s) were copied.");
+        List<String> messages = Lists.newArrayList();
+        copy.addStatusMessages(messages);
+        messages.forEach(player::print);
     }
 
     @Command(
         aliases = { "/cut" },
         flags = "em",
-        usage = "[leave-id]",
+        usage = "[leave-pattern]",
         desc = "Cut the selection to the clipboard",
         help = "Copy the selection to the clipboard\n" +
+                "The space will be filled with the leave pattern if specified, otherwise air." +
                 "Flags:\n" +
                 "  -e will also cut entities\n" +
+                "  -b will also copy biomes (source biomes unaffected)\n" +
                 "  -m sets a source mask so that excluded blocks become air\n" +
                 "WARNING: Cutting and pasting entities cannot yet be undone!",
         max = 1
@@ -116,7 +123,7 @@ public class ClipboardCommands {
     @Logging(REGION)
     public void cut(Player player, LocalSession session, EditSession editSession,
                     @Selection Region region, @Optional("air") Pattern leavePattern, @Switch('e') boolean copyEntities,
-                    @Switch('m') Mask mask) throws WorldEditException {
+                    @Switch('m') Mask mask, @Switch('b') boolean copyBiomes) throws WorldEditException {
 
         BlockArrayClipboard clipboard = new BlockArrayClipboard(region);
         clipboard.setOrigin(session.getPlacementPosition(player));
@@ -124,20 +131,20 @@ public class ClipboardCommands {
         copy.setSourceFunction(new BlockReplace(editSession, leavePattern));
         copy.setCopyingEntities(copyEntities);
         copy.setRemovingEntities(true);
-        // doesn't really make sense to "cut" biomes? so copy anyway and let them choose when pasting
+        copy.setCopyingBiomes(copyBiomes);
-        copy.setCopyingBiomes(true);
         if (mask != null) {
             copy.setSourceMask(mask);
         }
         Operations.completeLegacy(copy);
         session.setClipboard(new ClipboardHolder(clipboard));
 
-        player.print(region.getArea() + " block(s) were cut.");
+        List<String> messages = Lists.newArrayList();
+        copy.addStatusMessages(messages);
+        messages.forEach(player::print);
     }
 
     @Command(
         aliases = { "/paste" },
-        usage = "",
         flags = "saobem:",
         desc = "Paste the clipboard's contents",
         help =
@@ -145,18 +152,17 @@ public class ClipboardCommands {
             "Flags:\n" +
             "  -a skips air blocks\n" +
             "  -b pastes biomes if available\n" +
-            "  -e skips entities (default is don't skip!)\n" +
+            "  -e pastes entities if available\n" +
             "  -m [<mask>] skips matching blocks in the clipboard\n" +
             "  -o pastes at the original position\n" +
             "  -s selects the region after pasting\n",
-        min = 0,
         max = 0
     )
     @CommandPermissions("worldedit.clipboard.paste")
     @Logging(PLACEMENT)
     public void paste(Player player, LocalSession session, EditSession editSession,
                       @Switch('a') boolean ignoreAirBlocks, @Switch('o') boolean atOrigin,
-                      @Switch('s') boolean selectPasted, @Switch('e') boolean skipEntities,
+                      @Switch('s') boolean selectPasted, @Switch('e') boolean pasteEntities,
                       @Switch('b') boolean pasteBiomes, @Switch('m') Mask sourceMask) throws WorldEditException {
 
         ClipboardHolder holder = session.getClipboard();
@@ -169,7 +175,7 @@ public class ClipboardCommands {
                 .to(to)
                 .ignoreAirBlocks(ignoreAirBlocks)
                 .copyBiomes(pasteBiomes)
-                .copyEntities(!skipEntities);
+                .copyEntities(pasteEntities);
         if (sourceMask != null) {
             builder.maskSource(sourceMask);
         }
@@ -187,6 +193,9 @@ public class ClipboardCommands {
         }
 
         player.print("The clipboard has been pasted at " + to);
+        List<String> messages = Lists.newArrayList();
+        operation.addStatusMessages(messages);
+        messages.forEach(player::print);
     }
 
     @Command(

worldedit-core/src/main/java/com/sk89q/worldedit/extent/clipboard/io/SpongeSchematicReader.java

@@ -39,6 +39,7 @@ import com.sk89q.worldedit.extension.platform.Capability;
 import com.sk89q.worldedit.extent.clipboard.BlockArrayClipboard;
 import com.sk89q.worldedit.extent.clipboard.Clipboard;
 import com.sk89q.worldedit.extent.clipboard.io.legacycompat.NBTCompatibilityHandler;
+import com.sk89q.worldedit.math.BlockVector2;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.regions.CuboidRegion;
 import com.sk89q.worldedit.regions.Region;
@@ -57,6 +58,7 @@ import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Map.Entry;
 import java.util.stream.Collectors;
 
 import static com.google.common.base.Preconditions.checkNotNull;
@@ -141,7 +143,6 @@ public class SpongeSchematicReader extends NBTSchematicReader {
             region = new CuboidRegion(origin, origin.add(width, height, length).subtract(BlockVector3.ONE));
         }
 
-        // Note: these aren't actually required by the spec, but we require them I guess?
         int paletteMax = requireTag(schematic, "PaletteMax", IntTag.class).getValue();
         Map<String, Tag> paletteObject = requireTag(schematic, "Palette", CompoundTag.class).getValue();
         if (paletteObject.size() != paletteMax) {
@@ -161,7 +162,8 @@ public class SpongeSchematicReader extends NBTSchematicReader {
             try {
                 state = WorldEdit.getInstance().getBlockFactory().parseFromInput(palettePart, parserContext).toImmutableState();
             } catch (InputParseException e) {
-                throw new IOException("Invalid BlockState in schematic: " + palettePart + ". Are you missing a mod or using a schematic made in a newer version of Minecraft?");
+                throw new IOException("Invalid BlockState in palette: " + palettePart +
+                        ". Are you missing a mod or using a schematic made in a newer version of Minecraft?");
             }
             palette.put(id, state);
         }
@@ -251,8 +253,6 @@ public class SpongeSchematicReader extends NBTSchematicReader {
 
     private void readBiomes(BlockArrayClipboard clipboard, Map<String, Tag> schematic) throws IOException {
         ByteArrayTag dataTag = requireTag(schematic, "BiomeData", ByteArrayTag.class);
-        // TODO for now, we just assume if biomedata is present, palette will be as well.
-        // atm the spec doesn't actually require palettes
         IntTag maxTag = requireTag(schematic, "BiomePaletteMax", IntTag.class);
         CompoundTag paletteTag = requireTag(schematic, "BiomePalette", CompoundTag.class);
 
@@ -262,10 +262,11 @@ public class SpongeSchematicReader extends NBTSchematicReader {
         }
         Map<String, Tag> paletteEntries = paletteTag.getValue();
 
-        for (Map.Entry<String, Tag> palettePart : paletteEntries.entrySet()) {
+        for (Entry<String, Tag> palettePart : paletteEntries.entrySet()) {
             BiomeType biome = BiomeTypes.get(palettePart.getKey());
             if (biome == null) {
-                log.warn("Unknown biome type '" + palettePart.getKey() + "' in palette. Are you missing a mod or using a schematic made in a newer version of Minecraft?");
+                log.warn("Unknown biome type :" + palettePart.getKey() +
+                        " in palette. Are you missing a mod or using a schematic made in a newer version of Minecraft?");
             }
             Tag idTag = palettePart.getValue();
             if (!(idTag instanceof IntTag)) {
@@ -281,6 +282,7 @@ public class SpongeSchematicReader extends NBTSchematicReader {
         int biomeJ = 0;
         int bVal;
         int varIntLength;
+        BlockVector2 min = clipboard.getMinimumPoint().toBlockVector2();
         while (biomeJ < biomes.length) {
             bVal = 0;
             varIntLength = 0;
@@ -299,7 +301,7 @@ public class SpongeSchematicReader extends NBTSchematicReader {
             int z = biomeIndex / width;
             int x = biomeIndex % width;
             BiomeType type = palette.get(bVal);
-            clipboard.setBiome(clipboard.getMinimumPoint().toBlockVector2().add(x, z), type);
+            clipboard.setBiome(min.add(x, z), type);
             biomeIndex++;
         }
     }

worldedit-core/src/main/java/com/sk89q/worldedit/function/operation/ForwardExtentCopy.java

@@ -41,7 +41,6 @@ import com.sk89q.worldedit.function.mask.Masks;
 import com.sk89q.worldedit.function.visitor.EntityVisitor;
 import com.sk89q.worldedit.function.visitor.FlatRegionVisitor;
 import com.sk89q.worldedit.function.visitor.RegionVisitor;
-import com.sk89q.worldedit.math.BlockVector2;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.transform.Identity;
 import com.sk89q.worldedit.math.transform.Transform;
@@ -72,8 +71,14 @@ public class ForwardExtentCopy implements Operation {
     private RegionFunction sourceFunction = null;
     private Transform transform = new Identity();
     private Transform currentTransform = null;
+
     private RegionVisitor lastVisitor;
-    private int affected;
+    private FlatRegionVisitor lastBiomeVisitor;
+    private EntityVisitor lastEntityVisitor;
+
+    private int affectedBlocks;
+    private int affectedBiomeCols;
+    private int affectedEntities;
 
     /**
      * Create a new copy using the region's lowest minimum point as the
@@ -257,15 +262,23 @@ public class ForwardExtentCopy implements Operation {
      * @return the number of affected
      */
     public int getAffected() {
-        return affected;
+        return affectedBlocks + affectedBiomeCols + affectedEntities;
     }
 
     @Override
     public Operation resume(RunContext run) throws WorldEditException {
         if (lastVisitor != null) {
-            affected += lastVisitor.getAffected();
+            affectedBlocks += lastVisitor.getAffected();
             lastVisitor = null;
         }
+        if (lastBiomeVisitor != null) {
+            affectedBiomeCols += lastBiomeVisitor.getAffected();
+            lastBiomeVisitor = null;
+        }
+        if (lastEntityVisitor != null) {
+            affectedEntities += lastEntityVisitor.getAffected();
+            lastEntityVisitor = null;
+        }
 
         if (repetitions > 0) {
             repetitions--;
@@ -293,13 +306,11 @@ public class ForwardExtentCopy implements Operation {
                 ExtentBiomeCopy biomeCopy = new ExtentBiomeCopy(source, from.toBlockVector2(),
                         destination, to.toBlockVector2(), currentTransform);
                 Mask2D biomeMask = sourceMask.toMask2D();
-                if (biomeMask != null) {
+                FlatRegionFunction biomeFunction = biomeMask == null ? biomeCopy
-                    FlatRegionMaskingFilter filteredBiomeCopy = new FlatRegionMaskingFilter(biomeMask, biomeCopy);
+                        : new FlatRegionMaskingFilter(biomeMask, biomeCopy);
-                    FlatRegionVisitor biomeVisitor = new FlatRegionVisitor(((FlatRegion) region), filteredBiomeCopy);
+                FlatRegionVisitor biomeVisitor = new FlatRegionVisitor(((FlatRegion) region), biomeFunction);
-                    ops.add(biomeVisitor);
+                ops.add(biomeVisitor);
-                } else {
+                lastBiomeVisitor = biomeVisitor;
-                    ops.add(new FlatRegionVisitor(((FlatRegion) region), biomeCopy));
-                }
             }
 
             if (copyingEntities) {
@@ -312,6 +323,7 @@ public class ForwardExtentCopy implements Operation {
                 });
                 EntityVisitor entityVisitor = new EntityVisitor(entities.iterator(), entityCopy);
                 ops.add(entityVisitor);
+                lastEntityVisitor = entityVisitor;
             }
 
             return new DelegateOperation(this, new OperationQueue(ops));
@@ -326,6 +338,24 @@ public class ForwardExtentCopy implements Operation {
 
     @Override
     public void addStatusMessages(List<String> messages) {
+        StringBuilder msg = new StringBuilder();
+        msg.append(affectedBlocks).append(" block(s)");
+        if (affectedBiomeCols > 0) {
+            if (affectedEntities > 0) {
+                msg.append(", ");
+            } else {
+                msg.append(" and ");
+            }
+            msg.append(affectedBiomeCols).append(" biome(s)");
+        }
+        if (affectedEntities > 0) {
+            if (affectedBiomeCols > 0) {
+                msg.append(",");
+            }
+            msg.append(" and ").append(affectedEntities).append(" entities(s)");
+        }
+        msg.append(" affected.");
+        messages.add(msg.toString());
     }
 
 }