package com.tommytony.war.mapper;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.List;
import java.util.logging.Level;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.block.Block;
import org.bukkit.block.BlockState;
import org.bukkit.block.Chest;
import org.bukkit.block.Dispenser;
import org.bukkit.block.Sign;
import org.bukkit.inventory.Inventory;
import org.bukkit.inventory.ItemStack;
import com.tommytony.war.War;
import com.tommytony.war.job.DeferredBlockResetsJob;
import com.tommytony.war.job.ZoneVolumeSaveJob;
import com.tommytony.war.utility.DeferredBlockReset;
import com.tommytony.war.volume.Volume;
import com.tommytony.war.volume.ZoneVolume;
/**
* The ZoneVolumeMapper take the blocks from disk and sets them in the worlds, since the ZoneVolume doesn't hold its blocks in memory like regular Volumes.
*
* @author tommytony, Tim Düsterhus
* @package com.tommytony.war.mappers
*/
@SuppressWarnings("deprecation")
public class PreNimitzZoneVolumeMapper {
/**
* Loads the given volume
*
* @param ZoneVolume
* volume Volume to load
* @param String
* zoneName Zone to load the volume from
* @param World
* world The world the zone is located
* @param boolean onlyLoadCorners Should only the corners be loaded
* @return integer Changed blocks
*/
public static int load(ZoneVolume volume, String zoneName, World world, boolean onlyLoadCorners) {
File cornersFile = new File(War.war.getDataFolder().getPath() + "/dat/warzone-" + zoneName + "/volume-" + volume.getName() + ".corners");
File blocksFile = new File(War.war.getDataFolder().getPath() + "/dat/warzone-" + zoneName + "/volume-" + volume.getName() + ".blocks");
File signsFile = new File(War.war.getDataFolder().getPath() + "/dat/warzone-" + zoneName + "/volume-" + volume.getName() + ".signs");
File invsFile = new File(War.war.getDataFolder().getPath() + "/dat/warzone-" + zoneName + "/volume-" + volume.getName() + ".invs");
int noOfResetBlocks = 0;
boolean failed = false;
if (!blocksFile.exists()) {
// The post 1.6 formatted files haven't been created yet so
// we need to use the old load.
noOfResetBlocks = PreDeGaulleZoneVolumeMapper.load(volume, zoneName, world, onlyLoadCorners);
// The new 1.6 files aren't created yet. We just reset the zone (except deferred blocks which will soon execute on main thread ),
// so let's save to the new format as soon as the zone is fully reset.
PreNimitzZoneVolumeMapper.saveAsJob(volume, zoneName, 2);
War.war.log("Warzone " + zoneName + " file converted!", Level.INFO);
return noOfResetBlocks;
} else {
// 1.6 file exist, so go ahead with reset
BufferedReader cornersReader = null;
FileInputStream blocksStream = null;
BufferedReader signsReader = null;
BufferedReader invsReader = null;
try {
cornersReader = new BufferedReader(new FileReader(cornersFile));
blocksStream = new FileInputStream(blocksFile);
signsReader = new BufferedReader(new FileReader(signsFile));
invsReader = new BufferedReader(new FileReader(invsFile));
// Get the corners
cornersReader.readLine();
int x1 = Integer.parseInt(cornersReader.readLine());
int y1 = Integer.parseInt(cornersReader.readLine());
int z1 = Integer.parseInt(cornersReader.readLine());
cornersReader.readLine();
int x2 = Integer.parseInt(cornersReader.readLine());
int y2 = Integer.parseInt(cornersReader.readLine());
int z2 = Integer.parseInt(cornersReader.readLine());
volume.setCornerOne(world.getBlockAt(x1, y1, z1));
volume.setCornerTwo(world.getBlockAt(x2, y2, z2));
// Allocate block byte arrays
int noOfBlocks = volume.getSizeX() * volume.getSizeY() * volume.getSizeZ();
byte[] blockBytes = new byte[noOfBlocks * 2]; // one byte for type, one for data
blocksStream.read(blockBytes); // read it all
// Now use the block bytes to reset the world blocks
if (!onlyLoadCorners) {
DeferredBlockResetsJob deferred = new DeferredBlockResetsJob(world);
int blockReads = 0, visitedBlocks = 0, x = 0, y = 0, z = 0, i = 0, j = 0, k = 0;
int diskBlockType;
byte diskBlockData;
Block worldBlock;
int worldBlockId;
volume.clearBlocksThatDontFloat();
x = volume.getMinX();
for (i = 0; i < volume.getSizeX(); i++) {
y = volume.getMinY();
for (j = 0; j < volume.getSizeY(); j++) {
z = volume.getMinZ();
for (k = 0; k < volume.getSizeZ(); k++) {
try {
diskBlockType = blockBytes[visitedBlocks * 2];
diskBlockData = blockBytes[visitedBlocks * 2 + 1];
worldBlock = volume.getWorld().getBlockAt(x, y, z);
worldBlockId = worldBlock.getTypeId();
if (worldBlockId != diskBlockType || (worldBlockId == diskBlockType && worldBlock.getData() != diskBlockData) || (worldBlockId == diskBlockType && worldBlock.getData() == diskBlockData && (diskBlockType == Material.WALL_SIGN.getId() || diskBlockType == Material.SIGN_POST.getId() || diskBlockType == Material.CHEST.getId() || diskBlockType == Material.DISPENSER.getId()))) {
if (diskBlockType == Material.WALL_SIGN.getId() || diskBlockType == Material.SIGN_POST.getId()) {
// Signs read
String linesStr = signsReader.readLine();
String[] lines = linesStr.split(";;");
// Signs set
if (diskBlockType == Material.WALL_SIGN.getId() && ((diskBlockData & 0x04) == 0x04) && i + 1 != volume.getSizeX()) {
// A sign post hanging on a wall south of here needs that block to be set first
deferred.add(new DeferredBlockReset(x, y, z, diskBlockType, diskBlockData, lines));
} else {
worldBlock.setType(Material.getMaterial(diskBlockType));
BlockState state = worldBlock.getState();
state.setData(new org.bukkit.material.Sign(diskBlockType, diskBlockData));
if (state instanceof Sign) {
Sign sign = (Sign) state;
if (lines != null && sign.getLines() != null) {
if (lines.length > 0) {
sign.setLine(0, lines[0]);
}
if (lines.length > 1) {
sign.setLine(1, lines[1]);
}
if (lines.length > 2) {
sign.setLine(2, lines[2]);
}
if (lines.length > 3) {
sign.setLine(3, lines[3]);
}
sign.update(true);
}
}
}
} else if (diskBlockType == Material.CHEST.getId()) {
// Chests read
List<ItemStack> items = VolumeMapper.readInventoryString(invsReader.readLine());
// Chests set
worldBlock.setType(Material.getMaterial(diskBlockType));
worldBlock.setData(diskBlockData);
BlockState state = worldBlock.getState();
if (state instanceof Chest) {
Chest chest = (Chest) state;
if (items != null) {
int ii = 0;
chest.getInventory().clear();
for (ItemStack item : items) {
if (item != null) {
chest.getInventory().setItem(ii, item);
ii++;
}
}
chest.update(true);
}
}
} else if (diskBlockType == Material.DISPENSER.getId()) {
// Dispensers read
List<ItemStack> items = VolumeMapper.readInventoryString(invsReader.readLine());
// Dispensers set
worldBlock.setType(Material.getMaterial(diskBlockType));
worldBlock.setData(diskBlockData);
BlockState state = worldBlock.getState();
if (state instanceof Dispenser) {
Dispenser dispenser = (Dispenser) state;
if (items != null) {
int ii = 0;
dispenser.getInventory().clear();
for (ItemStack item : items) {
if (item != null) {
dispenser.getInventory().setItem(ii, item);
ii++;
}
}
dispenser.update(true);
}
}
} else if (diskBlockType == Material.WOODEN_DOOR.getId() || diskBlockType == Material.IRON_DOOR_BLOCK.getId()) {
// Door blocks
deferred.add(new DeferredBlockReset(x, y, z, diskBlockType, diskBlockData));
} else if (((diskBlockType == Material.TORCH.getId() && ((diskBlockData & 0x02) == 0x02)) || (diskBlockType == Material.REDSTONE_TORCH_OFF.getId() && ((diskBlockData & 0x02) == 0x02)) || (diskBlockType == Material.REDSTONE_TORCH_ON.getId() && ((diskBlockData & 0x02) == 0x02)) || (diskBlockType == Material.LEVER.getId() && ((diskBlockData & 0x02) == 0x02)) || (diskBlockType == Material.STONE_BUTTON.getId() && ((diskBlockData & 0x02) == 0x02)) || (diskBlockType == Material.LADDER.getId() && ((diskBlockData & 0x04) == 0x04)) || (diskBlockType == Material.RAILS.getId() && ((diskBlockData & 0x02) == 0x02))) && i + 1 != volume.getSizeX()) {
// Blocks that hang on a block south of themselves need to make sure that block is there before placing themselves... lol
// Change the block itself later on:
deferred.add(new DeferredBlockReset(x, y, z, diskBlockType, diskBlockData));
} else {
// regular block
if (diskBlockType >= 0) {
worldBlock.setType(Material.getMaterial(diskBlockType));
worldBlock.setData(diskBlockData);
} else {
// The larger than 127 block types were stored as bytes,
// but now -128 to -1 are the result of the bad cast from byte
// to int array above. To make matters worse let's make this
// quick a dirty patch. Anyway everything will break horribly
// once block ids get higher than 255.
worldBlock.setType(Material.getMaterial(256 + diskBlockType));
worldBlock.setData(diskBlockData);
}
}
noOfResetBlocks++;
}
visitedBlocks++;
blockReads++;
} catch (Exception e) {
if (!failed) {
// Don't spam the console
War.war.getLogger().warning("Failed to reset block in zone volume " + volume.getName() + ". " + "Blocks read: " + blockReads + ". Visited blocks so far:" + visitedBlocks + ". Blocks reset: " + noOfResetBlocks + ". Error at x:" + x + " y:" + y + " z:" + z + ". Exception:" + e.getClass().toString() + " " + e.getMessage());
e.printStackTrace();
failed = true;
}
} finally {
z++;
}
}
y++;
}
x++;
}
if (!deferred.isEmpty()) {
War.war.getServer().getScheduler().scheduleSyncDelayedTask(War.war, deferred, 2);
}
}
} catch (FileNotFoundException e) {
War.war.log("Failed to find volume file " + volume.getName() + " for warzone " + zoneName + ". " + e.getClass().getName() + " " + e.getMessage(), Level.WARNING);
e.printStackTrace();
} catch (IOException e) {
War.war.log("Failed to read volume file " + volume.getName() + " for warzone " + zoneName + ". " + e.getClass().getName() + " " + e.getMessage(), Level.WARNING);
e.printStackTrace();
} finally {
try {
if (cornersReader != null) {
cornersReader.close();
}
if (blocksStream != null) {
blocksStream.close();
}
if (signsReader != null) {
signsReader.close();
}
if (invsReader != null) {
invsReader.close();
}
} catch (IOException e) {
War.war.log("Failed to close volume file " + volume.getName() + " for warzone " + zoneName + ". " + e.getClass().getName() + " " + e.getMessage(), Level.WARNING);
e.printStackTrace();
}
}
return noOfResetBlocks;
}
}
/**
* Saves the given volume
*
* @param Volume
* volume Volume to save
* @param String
* zoneName The warzone the volume is located
* @return integer Number of written blocks
*/
public static int save(Volume volume, String zoneName) {
int noOfSavedBlocks = 0;
if (volume.hasTwoCorners()) {
BufferedWriter cornersWriter = null;
FileOutputStream blocksOutput = null;
BufferedWriter signsWriter = null;
BufferedWriter invsWriter = null;
try {
(new File(War.war.getDataFolder().getPath() + "/dat/warzone-" + zoneName)).mkdir();
String path = War.war.getDataFolder().getPath() + "/dat/warzone-" + zoneName + "/volume-" + volume.getName();
cornersWriter = new BufferedWriter(new FileWriter(new File(path + ".corners")));
blocksOutput = new FileOutputStream(new File(path + ".blocks"));
signsWriter = new BufferedWriter(new FileWriter(new File(path + ".signs")));
invsWriter = new BufferedWriter(new FileWriter(new File(path + ".invs")));
cornersWriter.write("corner1");
cornersWriter.newLine();
cornersWriter.write(Integer.toString(volume.getCornerOne().getBlockX()));
cornersWriter.newLine();
cornersWriter.write(Integer.toString(volume.getCornerOne().getBlockY()));
cornersWriter.newLine();
cornersWriter.write(Integer.toString(volume.getCornerOne().getBlockZ()));
cornersWriter.newLine();
cornersWriter.write("corner2");
cornersWriter.newLine();
cornersWriter.write(Integer.toString(volume.getCornerTwo().getBlockX()));
cornersWriter.newLine();
cornersWriter.write(Integer.toString(volume.getCornerTwo().getBlockY()));
cornersWriter.newLine();
cornersWriter.write(Integer.toString(volume.getCornerTwo().getBlockZ()));
cornersWriter.newLine();
int x = 0;
int y = 0;
int z = 0;
Block block;
int typeId;
byte data;
BlockState state;
x = volume.getMinX();
for (int i = 0; i < volume.getSizeX(); i++) {
y = volume.getMinY();
for (int j = 0; j < volume.getSizeY(); j++) {
z = volume.getMinZ();
for (int k = 0; k < volume.getSizeZ(); k++) {
try {
block = volume.getWorld().getBlockAt(x, y, z);
typeId = block.getTypeId();
data = block.getData();
state = block.getState();
blocksOutput.write((byte) typeId);
blocksOutput.write(data);
if (state instanceof Sign) {
// Signs
String extra = "";
Sign sign = (Sign) state;
if (sign.getLines() != null) {
for (String line : sign.getLines()) {
extra += line + ";;";
}
signsWriter.write(extra);
signsWriter.newLine();
}
} else if (state instanceof Chest) {
// Chests
Chest chest = (Chest) state;
Inventory inv = chest.getInventory();
List<ItemStack> items = VolumeMapper.getItemListFromInv(inv);
invsWriter.write(VolumeMapper.buildInventoryStringFromItemList(items));
invsWriter.newLine();
} else if (state instanceof Dispenser) {
// Dispensers
Dispenser dispenser = (Dispenser) state;
Inventory inv = dispenser.getInventory();
List<ItemStack> items = VolumeMapper.getItemListFromInv(inv);
invsWriter.write(VolumeMapper.buildInventoryStringFromItemList(items));
invsWriter.newLine();
}
noOfSavedBlocks++;
} catch (Exception e) {
War.war.log("Unexpected error while saving a block to " + " file for zone " + zoneName + ". Blocks saved so far: " + noOfSavedBlocks + "Position: x:" + x + " y:" + y + " z:" + z + ". " + e.getClass().getName() + " " + e.getMessage(), Level.WARNING);
e.printStackTrace();
} finally {
z++;
}
}
y++;
}
x++;
}
} catch (IOException e) {
War.war.log("Failed to write volume file " + zoneName + " for warzone " + volume.getName() + ". " + e.getClass().getName() + " " + e.getMessage(), Level.WARNING);
e.printStackTrace();
} catch (Exception e) {
War.war.log("Unexpected error caused failure to write volume file " + zoneName + " for warzone " + volume.getName() + ". " + e.getClass().getName() + " " + e.getMessage(), Level.WARNING);
e.printStackTrace();
} finally {
try {
if (cornersWriter != null) {
cornersWriter.close();
}
if (blocksOutput != null) {
blocksOutput.close();
}
if (signsWriter != null) {
signsWriter.close();
}
if (invsWriter != null) {
invsWriter.close();
}
} catch (IOException e) {
War.war.log("Failed to close volume file " + volume.getName() + " for warzone " + zoneName + ". " + e.getClass().getName() + " " + e.getMessage(), Level.WARNING);
e.printStackTrace();
}
}
}
return noOfSavedBlocks;
}
/**
* Saves the Volume as a background-job
*
* @param ZoneVolme
* volume volume to save
* @param String
* zoneName The zone the volume is located
* @param War
* war Instance of war
* @param long tickDelay delay before beginning the task
*/
private static void saveAsJob(ZoneVolume volume, String zoneName, long tickDelay) {
ZoneVolumeSaveJob job = new ZoneVolumeSaveJob(volume, zoneName);
War.war.getServer().getScheduler().scheduleSyncDelayedTask(War.war, job, tickDelay);
}
/**
* Deletes the given volume
*
* @param Volume
* volume volume to delete
* @param War
* war Instance of war
*/
public static void delete(Volume volume) {
PreNimitzZoneVolumeMapper.deleteFile(War.war.getDataFolder().getPath() + "/dat/volume-" + volume.getName() + ".dat");
PreNimitzZoneVolumeMapper.deleteFile(War.war.getDataFolder().getPath() + "/dat/volume-" + volume.getName() + ".corners");
PreNimitzZoneVolumeMapper.deleteFile(War.war.getDataFolder().getPath() + "/dat/volume-" + volume.getName() + ".blocks");
PreNimitzZoneVolumeMapper.deleteFile(War.war.getDataFolder().getPath() + "/dat/volume-" + volume.getName() + ".signs");
PreNimitzZoneVolumeMapper.deleteFile(War.war.getDataFolder().getPath() + "/dat/volume-" + volume.getName() + ".invs");
}
/**
* Deletes a volume file
*
* @param String
* path path of file
* @param War
* war Instance of war
*/
private static void deleteFile(String path) {
File volFile = new File(path);
if (volFile.exists()) {
boolean deletedData = volFile.delete();
if (!deletedData) {
War.war.log("Failed to delete file " + volFile.getName(), Level.WARNING);
}
}
}
}