Merge pull request #29 from Trivernis/develop

Release Beta 0.15

README.md

@@ -6,7 +6,28 @@ and resumes when the server is empty again. The generation also auto-resumes aft
 restart. The plugin tracks the ticks per second and pauses the generation when the tps
 is lower than 2 (configurable).
 
-## Commands
+## Built with
+
+- [Gradle](https://gradle.org/) - Dependency Management and Build Tool
+- [Sqlite JDBC](https://bitbucket.org/xerial/sqlite-jdbc/) - Database Driver for JDBC
+- [bStats](https://bstats.org/) - Statistical Insights
+
+## Features
+
+- Pregeneration of a specific area around the world center
+- Configuration of world centers
+- Integration into dynmap
+- Teleportation to chunks
+- Auto-Pause/Resume on player join/leave
+- Highly configurable
+
+## Installing
+
+Just download the jar from the latest release and place it into the servers plugins folder.
+
+## Usage and Configuration
+
+### Commands
 
 All features can be accessed with the command `/chunkmaster` or the aliases `/chm`, `chunkm`, `cmaster`.
 
@@ -17,8 +38,31 @@ All features can be accessed with the command `/chunkmaster` or the aliases `/ch
 - `/chunkmaster resume` Resumes all paused generation tasks.
 - `/chunkmaster reload` Reloads the configuration file.
 - `/chunkmaster tpchunk <X> <Z>` Teleports you to the specified chunk coordinates.
+- `/<command> setCenter [<world>] <chunkX> <chunkZ>` - sets the center chunk of the world
+- `/<command> getCenter [<world>]` - returns the center chunk of the world
+
+#### Examples
+**Generate a 100 chunks * 100 chunks square around the spawn:**
+
+`/chm generate [world] 100 diameter`
+
+**Generate a 100 blocks * 100 blocks square around the spawn:**
+
+`/chm generate [world] 50 blockradius`
 
-## Config
+**Generate 100 Blocks in every direction from the spawn:**
+
+`/chm generate [world] 100 blockradius`
+
+**Generate 200 Chunks in every direction from the spawn:**
+
+`/chm generate [world] 200 radius`
+
+**Generate 1000 Chunks in total around the spawn:**
+
+`/chm generate [world] 1000`
+
+### Config
 
 ```yaml
 
@@ -31,6 +75,14 @@ All features can be accessed with the command `/chunkmaster` or the aliases `/ch
 # For built-in support please create a PullRequest with your translation.
 language: en
 
+# Actiates/deactivates the dynmap integration.
+# With the setting set to 'true' the plugin tries to trigger the rendering
+# of generated chunks right before unloading them. It also adds an area
+# marker to the dynmap to show the area that will be pregenerated.
+# The marker is removed automatically when the task is finished or canceled.
+# The value should be a boolean <true/false>
+dynmap: true
+
 generation:
 
   # If set to true the plugin ignores the vanilla world border and doesn't stop
@@ -83,8 +135,16 @@ generation:
   pause-on-join: true
 ```
 
-## Spigot and Paper
+### Spigot and Paper
 
 The plugin works on spigot and paper servers but is significantly faster on paper servers
 (because it profits from asynchronous chunk loading an the better implementation of the
-isChunkGenerated method).
+isChunkGenerated method).
+
+## License
+
+This project is licensed under the GPLv3.0 License - see the [License.md](https://github.com/Trivernis/spigot-chunkmaster/blob/master/LICENSE) for details.
+
+## bStats
+
+[![Plugin statistics](https://bstats.org/signatures/bukkit/chunkmaster.svg)](https://bstats.org/plugin/bukkit/Chunkmaster/5639)

build.gradle

@@ -22,7 +22,7 @@ idea {
 }
 
 group "net.trivernis"
-version "0.14-beta"
+version "0.15-beta"
 
 sourceCompatibility = 1.8
 
@@ -42,14 +42,19 @@ repositories {
         name 'CodeMc'
         url 'https://repo.codemc.org/repository/maven-public'
     }
+
+    maven {
+        name 'mikeprimm'
+        url 'http://repo.mikeprimm.com'
+    }
 }
 
 dependencies {
     compile "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
     testCompile group: 'junit', name: 'junit', version: '4.12'
-    //compileOnly "org.spigotmc:spigot-api:1.14.4-R0.1-SNAPSHOT"
     compileOnly "com.destroystokyo.paper:paper-api:1.14.4-R0.1-SNAPSHOT"
+    compileOnly "org.dynmap:dynmap-api:2.0"
     compile group: 'org.xerial', name: 'sqlite-jdbc', version: '3.28.0'
     compile "io.papermc:paperlib:1.0.2"
     compile "org.bstats:bstats-bukkit:1.5"

src/main/kotlin/net/trivernis/chunkmaster/Chunkmaster.kt

@@ -8,6 +8,8 @@ import net.trivernis.chunkmaster.lib.SqliteManager
 import org.bstats.bukkit.Metrics
 import org.bukkit.plugin.java.JavaPlugin
 import org.bukkit.scheduler.BukkitTask
+import org.dynmap.DynmapAPI
+import org.dynmap.DynmapCommonAPI
 import java.lang.Exception
 
 class Chunkmaster: JavaPlugin() {
@@ -15,6 +17,8 @@ class Chunkmaster: JavaPlugin() {
     lateinit var generationManager: GenerationManager
     lateinit var langManager: LanguageManager
     private lateinit var tpsTask: BukkitTask
+    var dynmapApi: DynmapAPI? = null
+        private set
     var mspt = 20      // keep track of the milliseconds per tick
         private set
 
@@ -29,6 +33,9 @@ class Chunkmaster: JavaPlugin() {
 
         langManager = LanguageManager(this)
         langManager.loadProperties()
+
+        this.dynmapApi = getDynmap()
+
         initDatabase()
         generationManager = GenerationManager(this, server)
         generationManager.init()
@@ -75,6 +82,7 @@ class Chunkmaster: JavaPlugin() {
         config.addDefault("generation.ignore-worldborder", false)
         config.addDefault("database.filename", "chunkmaster.db")
         config.addDefault("language", "en")
+        config.addDefault("dynmap", true)
         config.options().copyDefaults(true)
         saveConfig()
     }
@@ -92,4 +100,14 @@ class Chunkmaster: JavaPlugin() {
             logger.warning(langManager.getLocalized("DB_INIT_EROR", e.message!!))
         }
     }
+
+    private fun getDynmap(): DynmapAPI? {
+        val dynmap = server.pluginManager.getPlugin("dynmap")
+        return if (dynmap != null && dynmap is DynmapAPI) {
+            logger.info(langManager.getLocalized("PLUGIN_DETECTED", "dynmap", dynmap.dynmapVersion))
+            dynmap
+        } else {
+            null
+        }
+    }
 }

src/main/kotlin/net/trivernis/chunkmaster/commands/CmdGetCenter.kt

@@ -0,0 +1,65 @@
+package net.trivernis.chunkmaster.commands
+
+import net.trivernis.chunkmaster.Chunkmaster
+import net.trivernis.chunkmaster.lib.Subcommand
+import org.bukkit.command.Command
+import org.bukkit.command.CommandSender
+import org.bukkit.entity.Player
+
+class CmdGetCenter(private val chunkmaster: Chunkmaster): Subcommand {
+    override val name = "getCenter";
+
+    override fun onTabComplete(
+        sender: CommandSender,
+        command: Command,
+        alias: String,
+        args: List<String>
+    ): MutableList<String> {
+        if (args.size == 1) {
+            return sender.server.worlds.filter { it.name.indexOf(args[0]) == 0 }
+                .map {it.name}.toMutableList()
+        }
+        return emptyList<String>().toMutableList()
+    }
+
+    override fun execute(sender: CommandSender, args: List<String>): Boolean {
+        val worldName: String = if (sender is Player) {
+            if (args.isNotEmpty()) {
+                args[0]
+            } else {
+                sender.world.name;
+            }
+        } else {
+            if (args.isEmpty()) {
+                sender.sendMessage(chunkmaster.langManager.getLocalized("WORLD_NAME_REQUIRED"))
+                return false
+            } else {
+                args[0]
+            }
+        }
+        if (chunkmaster.generationManager.worldCenters.isEmpty()) {
+            chunkmaster.generationManager.loadWorldCenters() {
+                sendCenterInfo(sender, worldName)
+            }
+            return true
+        }
+        sendCenterInfo(sender, worldName)
+        return true
+    }
+
+    /**
+     * Sends the center information
+     */
+    private fun sendCenterInfo(sender: CommandSender, worldName: String) {
+        var center = chunkmaster.generationManager.worldCenters[worldName]
+        if (center == null) {
+            val world = sender.server.worlds.find { it.name == worldName }
+            if (world == null) {
+                sender.sendMessage(chunkmaster.langManager.getLocalized("WORLD_NOT_FOUND", worldName))
+                return
+            }
+            center = Pair(world.spawnLocation.chunk.x, world.spawnLocation.chunk.z)
+        }
+        sender.sendMessage(chunkmaster.langManager.getLocalized("CENTER_INFO", worldName, center.first, center.second))
+    }
+}

src/main/kotlin/net/trivernis/chunkmaster/commands/CmdReload.kt

@@ -27,6 +27,7 @@ class CmdReload(private val chunkmaster: Chunkmaster): Subcommand {
         chunkmaster.generationManager.stopAll()
         chunkmaster.reloadConfig()
         chunkmaster.generationManager.startAll()
+        chunkmaster.langManager.loadProperties()
         sender.sendMessage(chunkmaster.langManager.getLocalized("CONFIG_RELOADED"))
         return true
     }

src/main/kotlin/net/trivernis/chunkmaster/commands/CmdSetCenter.kt

@@ -0,0 +1,85 @@
+package net.trivernis.chunkmaster.commands
+
+import net.trivernis.chunkmaster.Chunkmaster
+import net.trivernis.chunkmaster.lib.Subcommand
+import org.bukkit.command.Command
+import org.bukkit.command.CommandSender
+import org.bukkit.entity.Player
+
+class CmdSetCenter(private val chunkmaster: Chunkmaster): Subcommand {
+    override val name = "setCenter";
+
+    override fun onTabComplete(
+        sender: CommandSender,
+        command: Command,
+        alias: String,
+        args: List<String>
+    ): MutableList<String> {
+        if (args.size == 1) {
+            if (args[0].toIntOrNull() == null) {
+                return sender.server.worlds.filter { it.name.indexOf(args[0]) == 0 }
+                    .map {it.name}.toMutableList()
+            }
+        }
+        return emptyList<String>().toMutableList();
+    }
+
+    override fun execute(sender: CommandSender, args: List<String>): Boolean {
+        val world: String
+        val centerX: Int
+        val centerZ: Int
+
+        if (args.size < 2) {
+            sender.sendMessage(chunkmaster.langManager.getLocalized("TOO_FEW_ARGUMENTS"))
+            return false
+        }
+        if (sender is Player) {
+            if (args.size == 2) {
+                world = sender.world.name
+                if (args[0].toIntOrNull() == null || args[1].toIntOrNull() == null) {
+                    sender.sendMessage(chunkmaster.langManager.getLocalized("COORD_INVALID", args[0], args[1]))
+                    return false
+                }
+                centerX = args[0].toInt()
+                centerZ = args[1].toInt()
+            } else {
+                if (!validateThreeArgs(sender, args)) {
+                    return false
+                }
+                world = args[0]
+                centerX = args[1].toInt()
+                centerZ = args[2].toInt()
+            }
+        } else {
+            if (args.size < 3) {
+                sender.sendMessage(chunkmaster.langManager.getLocalized("TOO_FEW_ARGUMENTS"))
+                return false
+            } else {
+                if (!validateThreeArgs(sender, args)) {
+                    return false
+                }
+                world = args[0]
+                centerX = args[1].toInt()
+                centerZ = args[2].toInt()
+            }
+        }
+        chunkmaster.generationManager.updateWorldCenter(world, Pair(centerX, centerZ))
+        sender.sendMessage(chunkmaster.langManager.getLocalized("CENTER_UPDATED", world, centerX, centerZ))
+        return true
+    }
+
+    /**
+     * Validates the command values with three arguments
+     */
+    private fun validateThreeArgs(sender: CommandSender, args: List<String>): Boolean {
+        return if (sender.server.worlds.none { it.name == args[0] }) {
+            sender.sendMessage(chunkmaster.langManager.getLocalized("WORLD_NOT_FOUND", args[0]))
+            false
+        } else if (args[1].toIntOrNull() == null || args[2].toIntOrNull() == null) {
+            sender.sendMessage(chunkmaster.langManager.getLocalized("COORD_INVALID", args[1], args[2]))
+            false
+        } else {
+            true
+        }
+    }
+}

src/main/kotlin/net/trivernis/chunkmaster/commands/CommandChunkmaster.kt

@@ -40,7 +40,7 @@ class CommandChunkmaster(private val chunkmaster: Chunkmaster, private val serve
      */
     override fun onCommand(sender: CommandSender, command: Command, label: String, args: Array<out String>): Boolean {
         if (args.isNotEmpty()) {
-            if (sender.hasPermission("chunkmaster.${args[0]}")) {
+            if (sender.hasPermission("chunkmaster.${args[0].toLowerCase()}")) {
                 return if (commands.containsKey(args[0])) {
                     commands[args[0]]!!.execute(sender, args.slice(1 until args.size))
                 } else {
@@ -80,5 +80,11 @@ class CommandChunkmaster(private val chunkmaster: Chunkmaster, private val serve
 
         val cmdTpChunk = CmdTpChunk(chunkmaster)
         commands[cmdTpChunk.name] = cmdTpChunk
+
+        val cmdSetCenter = CmdSetCenter(chunkmaster)
+        commands[cmdSetCenter.name] = cmdSetCenter
+
+        val cmdGetCenter = CmdGetCenter(chunkmaster)
+        commands[cmdGetCenter.name] = cmdGetCenter
     }
 }

src/main/kotlin/net/trivernis/chunkmaster/lib/LanguageManager.kt

@@ -1,9 +1,8 @@
 package net.trivernis.chunkmaster.lib
 import net.trivernis.chunkmaster.Chunkmaster
-import java.io.BufferedReader
-import java.io.File
 import java.lang.Exception
 import java.util.Properties
+import java.io.*
 
 class LanguageManager(private val plugin: Chunkmaster) {
     private val langProps = Properties()
@@ -22,7 +21,7 @@ class LanguageManager(private val plugin: Chunkmaster) {
         val loader = Thread.currentThread().contextClassLoader
         val defaultStream = this.javaClass.getResourceAsStream("/i18n/DEFAULT.i18n.properties")
         if (defaultStream != null) {
-            langProps.load(defaultStream)
+            langProps.load(getReaderForProperties(defaultStream))
             defaultStream.close()
         } else {
             plugin.logger.severe("Couldn't load default language properties.")
@@ -31,7 +30,7 @@ class LanguageManager(private val plugin: Chunkmaster) {
             try {
                 val inputStream = loader.getResourceAsStream(langFile)
                 if (inputStream != null) {
-                    langProps.load(inputStream)
+                    langProps.load(getReaderForProperties(inputStream))
                     langFileLoaded = true
                     inputStream.close()
                 }
@@ -42,7 +41,7 @@ class LanguageManager(private val plugin: Chunkmaster) {
         } else {
             val inputStream = this.javaClass.getResourceAsStream("/i18n/$language.i18n.properties")
             if (inputStream != null) {
-                langProps.load(inputStream)
+                langProps.load(getReaderForProperties(inputStream))
                 langFileLoaded = true
                 inputStream.close()
             } else {
@@ -58,4 +57,11 @@ class LanguageManager(private val plugin: Chunkmaster) {
         val localizedString = langProps.getProperty(key)
         return String.format(localizedString, *replacements)
     }
+
+    /**
+     * Reads a properties file as utf-8 and returns a string reader for the contents
+     */
+    private fun getReaderForProperties(stream: InputStream): Reader {
+        return BufferedReader(InputStreamReader(stream, "UTF-8"))
+    }
 }

src/main/kotlin/net/trivernis/chunkmaster/lib/SqliteManager.kt

@@ -22,19 +22,33 @@ class SqliteManager(private val chunkmaster: Chunkmaster) {
                 Pair("world", "text UNIQUE NOT NULL DEFAULT 'world'"),
                 Pair("stop_after", "integer DEFAULT -1")
             )
+        ),
+        Pair(
+            "world_properties",
+            listOf(
+                Pair("name", "text PRIMARY KEY"),
+                Pair("center_x", "integer NOT NULL DEFAULT 0"),
+                Pair("center_z", "integer NOT NULL DEFAULT 0")
+            )
         )
     )
     private val needUpdate = HashSet<Pair<String, Pair<String, String>>>()
     private val needCreation = HashSet<String>()
+    private var connection: Connection? = null
+    private var activeTasks = 0
 
     /**
      * Returns the connection to the database
      */
     fun getConnection(): Connection? {
+        if (this.connection != null) {
+            return this.connection
+        }
         try {
             Class.forName("org.sqlite.JDBC")
-            return DriverManager.getConnection("jdbc:sqlite:${chunkmaster.dataFolder.absolutePath}/" +
+            this.connection = DriverManager.getConnection("jdbc:sqlite:${chunkmaster.dataFolder.absolutePath}/" +
                     "${chunkmaster.config.getString("database.filename")}")
+            return this.connection
         } catch (e: Exception) {
             chunkmaster.logger.severe(chunkmaster.langManager.getLocalized("DATABASE_CONNECTION_ERROR"))
             chunkmaster.logger.severe(e.message)
@@ -79,6 +93,7 @@ class SqliteManager(private val chunkmaster: Chunkmaster) {
      */
     fun executeStatement(sql: String, values: HashMap<Int, Any>, callback: ((ResultSet) -> Unit)?) {
         val connection = getConnection()
+        activeTasks++
         if (connection != null) {
             try {
                 val statement = connection.prepareStatement(sql)
@@ -92,10 +107,14 @@ class SqliteManager(private val chunkmaster: Chunkmaster) {
                 }
                 statement.close()
             } catch (e: Exception) {
-                chunkmaster.logger.severe(chunkmaster.langManager.getLocalized("SQL_ERROR", e.message!!))
+                chunkmaster.logger.severe(chunkmaster.langManager.getLocalized("SQL_ERROR", e.toString()))
                 chunkmaster.logger.info(ExceptionUtils.getStackTrace(e))
             } finally {
-                connection.close()
+                activeTasks--
+                if (activeTasks == 0) {
+                    connection.close()
+                    this.connection = null
+                }
             }
         } else {
             chunkmaster.logger.severe(chunkmaster.langManager.getLocalized("NO_DATABASE_CONNECTION"))

src/main/kotlin/net/trivernis/chunkmaster/lib/generation/GenerationManager.kt

@@ -2,6 +2,7 @@ package net.trivernis.chunkmaster.lib.generation
 
 import io.papermc.lib.PaperLib
 import net.trivernis.chunkmaster.Chunkmaster
+import org.bukkit.Chunk
 import org.bukkit.Server
 import org.bukkit.World
 
@@ -9,8 +10,18 @@ class GenerationManager(private val chunkmaster: Chunkmaster, private val server
 
     val tasks: HashSet<RunningTaskEntry> = HashSet()
     val pausedTasks: HashSet<PausedTaskEntry> = HashSet()
+    val worldCenters: HashMap<String, Pair<Int, Int>> = HashMap()
     val allTasks: HashSet<TaskEntry>
         get() {
+            if (this.tasks.isEmpty() && this.pausedTasks.isEmpty()) {
+                if (this.worldCenters.isEmpty()) {
+                    this.loadWorldCenters()
+                }
+                this.startAll()
+                if (!server.onlinePlayers.isEmpty()) {
+                    this.pauseAll()
+                }
+            }
             val all = HashSet<TaskEntry>()
             all.addAll(pausedTasks)
             all.addAll(tasks)
@@ -25,7 +36,12 @@ class GenerationManager(private val chunkmaster: Chunkmaster, private val server
     fun addTask(world: World, stopAfter: Int = -1): Int {
         val foundTask = allTasks.find { it.generationTask.world == world }
         if (foundTask == null) {
-            val centerChunk = ChunkCoordinates(world.spawnLocation.chunk.x, world.spawnLocation.chunk.z)
+            val centerChunk = if (worldCenters[world.name] == null) {
+                ChunkCoordinates(world.spawnLocation.chunk.x, world.spawnLocation.chunk.z)
+            } else {
+                val center = worldCenters[world.name]!!
+                ChunkCoordinates(center.first, center.second)
+            }
             val generationTask = createGenerationTask(world, centerChunk, centerChunk, stopAfter)
 
             chunkmaster.sqliteManager.executeStatement(
@@ -83,13 +99,14 @@ class GenerationManager(private val chunkmaster: Chunkmaster, private val server
         center: ChunkCoordinates,
         last: ChunkCoordinates,
         id: Int,
-        stopAfter: Int = -1
+        stopAfter: Int = -1,
+        delay: Long = 200L
     ) {
         if (!paused) {
             chunkmaster.logger.info(chunkmaster.langManager.getLocalized("RESUME_FOR_WORLD", world.name))
             val generationTask = createGenerationTask(world, center, last, stopAfter)
             val task = server.scheduler.runTaskTimer(
-                chunkmaster, generationTask, 200,  // 10 sec delay
+                chunkmaster, generationTask, delay,  // 10 sec delay
                 chunkmaster.config.getLong("generation.period")
             )
             tasks.add(RunningTaskEntry(id, task, generationTask))
@@ -139,8 +156,10 @@ class GenerationManager(private val chunkmaster: Chunkmaster, private val server
             saveProgress()      // save progress every 30 seconds
         }, 600, 600)
         server.scheduler.runTaskLater(chunkmaster, Runnable {
-            if (server.onlinePlayers.isEmpty()) {
+            this.loadWorldCenters()
-                startAll()     // run startAll after 10 seconds if empty
+            this.startAll()
+            if (!server.onlinePlayers.isEmpty()) {
+                this.pauseAll()
             }
         }, 600)
     }
@@ -149,11 +168,14 @@ class GenerationManager(private val chunkmaster: Chunkmaster, private val server
      * Stops all generation tasks
      */
     fun stopAll() {
-        saveProgress()
         val removalSet = HashSet<RunningTaskEntry>()
         for (task in tasks) {
-            task.generationTask.cancel()
+            val lastChunk = task.generationTask.lastChunkCoords
+            val id = task.id
+            chunkmaster.logger.info(chunkmaster.langManager.getLocalized("SAVING_TASK_PROGRESS", task.id))
+            saveProgressToDatabase(lastChunk, id)
             task.task.cancel()
+            task.generationTask.cancel()
             if (task.task.isCancelled) {
                 removalSet.add(task)
             }
@@ -167,7 +189,9 @@ class GenerationManager(private val chunkmaster: Chunkmaster, private val server
      */
     fun startAll() {
         chunkmaster.sqliteManager.executeStatement("SELECT * FROM generation_tasks", HashMap()) { res ->
+            var count = 0
             while (res.next()) {
+                count++
                 try {
                     val id = res.getInt("id")
                     val world = server.getWorld(res.getString("world"))
@@ -175,7 +199,7 @@ class GenerationManager(private val chunkmaster: Chunkmaster, private val server
                     val last = ChunkCoordinates(res.getInt("last_x"), res.getInt("last_z"))
                     val stopAfter = res.getInt("stop_after")
                     if (this.tasks.find { it.id == id } == null) {
-                        resumeTask(world!!, center, last, id, stopAfter)
+                        resumeTask(world!!, center, last, id, stopAfter, 200L + count)
                     }
                 } catch (error: NullPointerException) {
                     chunkmaster.logger.severe(chunkmaster.langManager.getLocalized("TASK_LOAD_FAILED", res.getInt("id")))
@@ -208,6 +232,51 @@ class GenerationManager(private val chunkmaster: Chunkmaster, private val server
         startAll()
     }
 
+    /**
+     * Overload that doesn't need an argument
+     */
+    fun loadWorldCenters() {
+        loadWorldCenters(null)
+    }
+
+    /**
+     * Loads the world centers from the database
+     */
+    fun loadWorldCenters(cb: (() -> Unit)?) {
+        chunkmaster.sqliteManager.executeStatement("SELECT * FROM world_properties", HashMap()) {
+            while (it.next()) {
+                worldCenters[it.getString("name")] = Pair(it.getInt("center_x"), it.getInt("center_z"))
+            }
+            cb?.invoke()
+        }
+    }
+
+    /**
+     * Updates the center of a world
+     */
+    fun updateWorldCenter(worldName: String, center: Pair<Int, Int>) {
+        chunkmaster.sqliteManager.executeStatement("SELECT * FROM world_properties WHERE name = ?", HashMap(mapOf(1 to worldName))) {
+            if (it.next()) {
+                chunkmaster.sqliteManager.executeStatement("UPDATE world_properties SET center_x = ?, center_z = ? WHERE name = ?", HashMap(
+                    mapOf(
+                        1 to center.first,
+                        2 to center.second,
+                        3 to worldName
+                    )
+                ), null)
+            } else {
+                chunkmaster.sqliteManager.executeStatement("INSERT INTO world_properties (name, center_x, center_z) VALUES (?, ?, ?)", HashMap(
+                    mapOf(
+                        1 to worldName,
+                        2 to center.first,
+                        3 to center.second
+                    )
+                ), null)
+            }
+        }
+        worldCenters[worldName] = center
+    }
+
     /**
      * Saves the task progress
      */
@@ -221,7 +290,6 @@ class GenerationManager(private val chunkmaster: Chunkmaster, private val server
                 )}%)" else ""
                 val eta = if (genTask.stopAfter > 0 && speed > 0) {
                     val etaSeconds = (genTask.stopAfter - genTask.count).toDouble()/speed
-                    chunkmaster.logger.info(""+etaSeconds)
                     val hours: Int = (etaSeconds/3600).toInt()
                     val minutes: Int = ((etaSeconds % 3600) / 60).toInt()
                     val seconds: Int = (etaSeconds % 60).toInt()
@@ -239,20 +307,27 @@ class GenerationManager(private val chunkmaster: Chunkmaster, private val server
                     speed,
                     genTask.lastChunk.x,
                     genTask.lastChunk.z))
-                chunkmaster.sqliteManager.executeStatement(
+                saveProgressToDatabase(genTask.lastChunkCoords, task.id)
-                    """
-                    UPDATE generation_tasks SET last_x = ?, last_z = ?
-                    WHERE id = ?
-                    """.trimIndent(),
-                    HashMap(mapOf(1 to genTask.lastChunk.x, 2 to genTask.lastChunk.z, 3 to task.id)),
-                    null
-                )
             } catch (error: Exception) {
                 chunkmaster.logger.warning(chunkmaster.langManager.getLocalized("TASK_SAVE_FAILED", error.toString()))
             }
         }
     }
 
+    /**
+     * Saves the generation progress to the database
+     */
+    private fun saveProgressToDatabase(lastChunk: ChunkCoordinates, id: Int) {
+        chunkmaster.sqliteManager.executeStatement(
+            """
+                    UPDATE generation_tasks SET last_x = ?, last_z = ?
+                    WHERE id = ?
+                    """.trimIndent(),
+            HashMap(mapOf(1 to lastChunk.x, 2 to lastChunk.z, 3 to id)),
+            null
+        )
+    }
+
     /**
      * Creates a new generation task. This method is used to create a task depending
      * on the server type (Paper/Spigot).

src/main/kotlin/net/trivernis/chunkmaster/lib/generation/GenerationTask.kt

@@ -3,30 +3,39 @@ package net.trivernis.chunkmaster.lib.generation
 import net.trivernis.chunkmaster.Chunkmaster
 import net.trivernis.chunkmaster.lib.Spiral
 import org.bukkit.Chunk
+import org.bukkit.Location
 import org.bukkit.World
+import kotlin.math.*
+
 /**
  * Interface for generation tasks.
  */
-abstract class GenerationTask(plugin: Chunkmaster, centerChunk: ChunkCoordinates, startChunk: ChunkCoordinates) :
+abstract class GenerationTask(plugin: Chunkmaster, private val centerChunk: ChunkCoordinates, startChunk: ChunkCoordinates) :
     Runnable {
+
     abstract val stopAfter: Int
     abstract val world: World
     abstract val count: Int
-    abstract val endReached: Boolean
+    abstract var endReached: Boolean
 
     protected val spiral: Spiral =
         Spiral(Pair(centerChunk.x, centerChunk.z), Pair(startChunk.x, startChunk.z))
     protected val loadedChunks: HashSet<Chunk> = HashSet()
-    protected var lastChunkCoords = ChunkCoordinates(startChunk.x, startChunk.z)
+    var lastChunkCoords = ChunkCoordinates(startChunk.x, startChunk.z)
+        protected set
     protected val chunkSkips = plugin.config.getInt("generation.chunk-skips-per-step")
     protected val msptThreshold = plugin.config.getLong("generation.mspt-pause-threshold")
     protected val maxLoadedChunks = plugin.config.getInt("generation.max-loaded-chunks")
     protected val chunksPerStep = plugin.config.getInt("generation.chunks-per-step")
-    protected val ignoreWorldborder = plugin.config.getBoolean("generation.ignore-worldborder")
+    protected val dynmapIntegration = plugin.config.getBoolean("dynmap")
-
+    protected val dynmap = plugin.dynmapApi
     protected var endReachedCallback: ((GenerationTask) -> Unit)? = null
         private set
 
+    private val markerId = "chunkmaster_genarea"
+    private val markerName = "Chunkmaster Generation Area"
+    private val ignoreWorldborder = plugin.config.getBoolean("generation.ignore-worldborder")
+
     abstract override fun run()
     abstract fun cancel()
 
@@ -55,6 +64,77 @@ abstract class GenerationTask(plugin: Chunkmaster, centerChunk: ChunkCoordinates
                 || (stopAfter in 1..count)
     }
 
+    /**
+     * Unloads all chunks that have been loaded
+     */
+    protected fun unloadLoadedChunks() {
+        for (chunk in loadedChunks) {
+            if (chunk.isLoaded) {
+                chunk.unload(true)
+            }
+            if (dynmapIntegration) {
+                dynmap?.triggerRenderOfVolume(chunk.getBlock(0, 0, 0).location, chunk.getBlock(15, 255, 15).location)
+            }
+        }
+
+        loadedChunks.clear()
+    }
+
+    /**
+     * Updates the dynmap marker for the generation radius
+     */
+    protected fun updateDynmapMarker(clear: Boolean = false) {
+        val markerSet = dynmap?.markerAPI?.getMarkerSet("markers")
+        var marker = markerSet?.findAreaMarker(markerId)
+        if (clear) {
+            marker?.deleteMarker()
+        } else if (dynmapIntegration && stopAfter > 0) {
+            val (topLeft, bottomRight) = this.getAreaCorners()
+            if (marker != null) {
+                marker.setCornerLocations(
+                    doubleArrayOf((topLeft.x * 16).toDouble(), (bottomRight.x * 16).toDouble()),
+                    doubleArrayOf((topLeft.z * 16).toDouble(), (bottomRight.z * 16).toDouble())
+                )
+            } else {
+                marker = markerSet?.createAreaMarker(
+                    markerId,
+                    markerName,
+                    false,
+                    world.name,
+                    doubleArrayOf((topLeft.x * 16).toDouble(), (bottomRight.x * 16).toDouble()),
+                    doubleArrayOf((topLeft.z * 16).toDouble(), (bottomRight.z * 16).toDouble()),
+                    true
+                )
+            }
+            marker?.setFillStyle(.0, 0)
+            marker?.setLineStyle(2, 1.0, 0x0000FF)
+        }
+    }
+
+    /**
+     * Returns an approximation of cornders of the generation area
+     */
+    protected fun getAreaCorners(): Pair<ChunkCoordinates, ChunkCoordinates> {
+        val width = sqrt(stopAfter.toFloat())
+        return Pair(
+            ChunkCoordinates(centerChunk.x - floor(width/2).toInt(), centerChunk.z - floor(width/2).toInt()),
+            ChunkCoordinates(centerChunk.x + ceil(width/2).toInt(), centerChunk.z + ceil(width/2).toInt())
+        )
+    }
+
+    /**
+     * Handles the invocation of the end reached callback and additional logic
+     */
+    protected fun setEndReached() {
+        endReached = true
+        endReachedCallback?.invoke(this)
+        updateDynmapMarker(true)
+        if (dynmapIntegration) {
+            val (topLeft, bottomRight) = this.getAreaCorners()
+            dynmap?.triggerRenderOfVolume(topLeft.getCenterLocation(world), bottomRight.getCenterLocation(world))
+        }
+    }
+
     /**
      * Registers end reached callback
      */

src/main/kotlin/net/trivernis/chunkmaster/lib/generation/GenerationTaskPaper.kt

@@ -18,7 +18,10 @@ class GenerationTaskPaper(
     override var count = 0
         private set
     override var endReached: Boolean = false
-        private set
+
+    init {
+        updateDynmapMarker()
+    }
 
     /**
      * Runs the generation task. Every Iteration the next chunk will be generated if
@@ -28,16 +31,10 @@ class GenerationTaskPaper(
     override fun run() {
         if (plugin.mspt < msptThreshold) {    // pause when tps < 2
             if (loadedChunks.size > maxLoadedChunks) {
-                for (chunk in loadedChunks) {
+                unloadLoadedChunks()
-                    if (chunk.isLoaded) {
-                        chunk.unload(true)
-                    }
-                }
-                loadedChunks.clear()
             } else if (pendingChunks.size < maxPendingChunks) {   // if more than 10 chunks are pending, wait.
                 if (borderReached()) {
-                    endReached = true
+                    setEndReached()
-                    endReachedCallback?.invoke(this)
                     return
                 }
 
@@ -73,13 +70,14 @@ class GenerationTaskPaper(
      * This unloads all chunks that were generated but not unloaded yet.
      */
     override fun cancel() {
+        updateDynmapMarker(true)
         unloadAllChunks()
     }
 
     /**
      * Cancels all pending chunks and unloads all loaded chunks.
      */
-    fun unloadAllChunks() {
+    private fun unloadAllChunks() {
         for (pendingChunk in pendingChunks) {
             if (pendingChunk.isDone) {
                 loadedChunks.add(pendingChunk.get())

src/main/kotlin/net/trivernis/chunkmaster/lib/generation/GenerationTaskSpigot.kt

@@ -2,6 +2,7 @@ package net.trivernis.chunkmaster.lib.generation
 
 import net.trivernis.chunkmaster.Chunkmaster
 import org.bukkit.World
+import java.lang.Exception
 
 class GenerationTaskSpigot(
     private val plugin: Chunkmaster, override val world: World,
@@ -13,7 +14,10 @@ class GenerationTaskSpigot(
     override var count = 0
         private set
     override var endReached: Boolean = false
-        private set
+
+    init {
+        updateDynmapMarker()
+    }
 
     /**
      * Runs the generation task. Every Iteration the next chunk will be generated if
@@ -23,16 +27,10 @@ class GenerationTaskSpigot(
     override fun run() {
         if (plugin.mspt < msptThreshold) {    // pause when tps < 2
             if (loadedChunks.size > maxLoadedChunks) {
-                for (chunk in loadedChunks) {
+                unloadLoadedChunks()
-                    if (chunk.isLoaded) {
-                        chunk.unload(true)
-                    }
-                }
-                loadedChunks.clear()
             } else {
                 if (borderReached()) {
-                    endReached = true
+                    setEndReached()
-                    endReachedCallback?.invoke(this)
                     return
                 }
 
@@ -62,8 +60,13 @@ class GenerationTaskSpigot(
     override fun cancel() {
         for (chunk in loadedChunks) {
             if (chunk.isLoaded) {
-                chunk.unload(true)
+                try {
+                    chunk.unload(true)
+                } catch (e: Exception) {
+                    plugin.logger.severe(e.toString())
+                }
             }
         }
+        updateDynmapMarker(true)
     }
 }

src/main/resources/i18n/DEFAULT.i18n.properties

@@ -1,48 +1,56 @@
 RESUME_FOR_WORLD = Resuming chunk generation task for world '%s'...
 TASK_FINISHED = Task #%d finished after %d chunks.
 TASK_CANCELED = Canceled task #%s.
-TASK_LOAD_FAILED = \u00A7cFailed to load task #%d.
+TASK_LOAD_FAILED = §cFailed to load task #%d.
 TASK_LOAD_SUCCESS = %d saved tasks loaded.
-TASK_NOT_FOUND = \u00A7cTask %s not found!
+TASK_NOT_FOUND = §cTask %s not found!
 CREATE_DELAYED_LOAD = Creating task to load chunk generation Tasks later...
 TASK_PERIODIC_REPORT = Task #%d running for '%s'. Progress: %d chunks %s %s, Speed: %.1f ch/s, Last Chunk: %d, %d
-TASK_SAVE_FAILED = \u00A7cException when saving tasks: %s
+TASK_SAVE_FAILED = §cException when saving tasks: %s
 
-WORLD_NAME_REQUIRED = \u00A7cYou need to provide a world name!
+WORLD_NAME_REQUIRED = §cYou need to provide a world name!
-WORLD_NOT_FOUND = \u00A7cWorld \u00A72%s \u00A7cnot found!
+WORLD_NOT_FOUND = §cWorld §2%s §cnot found!
-TASK_ALREADY_EXISTS = \u00A7cA task for '%s' already exists!
+TASK_ALREADY_EXISTS = §cA task for '%s' already exists!
-TASK_CREATION_SUCCESS = \u00A79Generation Task for world \u00A72%s \u00A79 until \u00A72%s \u00A79successfully created!
+TASK_CREATION_SUCCESS = §9Generation Task for world §2%s §9 until §2%s §9successfully created!
-TASK_ID_REQUIRED = \u00A7cYou need to provide a task id!
+TASK_ID_REQUIRED = §cYou need to provide a task id!
 
 PAUSED_TASKS_HEADER = Currently Paused Generation Tasks
-TASKS_ENTRY = - \u00A79#%d\u00A7r - \u00A72%s\u00A7r - \u00A72%d chunks %s\u00A7r
+TASKS_ENTRY = - §9#%d§r - §2%s§r - §2%d chunks %s§r
 RUNNING_TASKS_HEADER = Currently Running Generation Tasks
 NO_GENERATION_TASKS = There are no generation tasks.
 
-PAUSE_SUCCESS = \u00A79Paused all generation tasks.
+PAUSE_SUCCESS = §9Paused all generation tasks.
-ALREADY_PAUSED = \u00A7cThe generation process is already paused!
+ALREADY_PAUSED = §cThe generation process is already paused!
 
-RESUME_SUCCESS = \u00A79Resumed all generation Tasks.
+RESUME_SUCCESS = §9Resumed all generation Tasks.
-NOT_PAUSED = \u00A7cThe generation process is not paused!
+NOT_PAUSED = §cThe generation process is not paused!
 
 CONFIG_RELOADING = Reloading the config file...
-CONFIG_RELOADED = \u00A72The config file has been reloaded!
+CONFIG_RELOADED = §2The config file has been reloaded!
 
-TELEPORTED = \u00A79You have been teleported to chunk \u00A72%s, %s
+TELEPORTED = §9You have been teleported to chunk §2%s, %s
-TP_ONLY_PLAYER = \u00A7cThis command can only be executed by a player!
+TP_ONLY_PLAYER = §cThis command can only be executed by a player!
 
-NO_PERMISSION = \u00A7cYou do not have the permission for this command!
+NO_PERMISSION = §cYou do not have the permission for this command!
-SUBCOMMAND_NOT_FOUND = \u00A7cSubcommand \u00A72%s \u00A7cnot found!
+SUBCOMMAND_NOT_FOUND = §cSubcommand §2%s §cnot found!
 
 STOPPING_ALL_TASKS = Stopping all generation tasks...
+SAVING_TASK_PROGRESS = Saving the progress of task #%s to the database...
 DB_INIT = Initializing database...
 DB_INIT_FINISHED = Database fully initialized.
 DB_INIT_EROR = Failed to init database: %s.
 
-DATABASE_CONNECTION_ERROR = \u00A7cCould not get the database connection!
+DATABASE_CONNECTION_ERROR = §cCould not get the database connection!
-SQL_ERROR = \u00A7cAn eror occured on sql %s!
+SQL_ERROR = §cAn eror occured on sql %s!
-NO_DATABASE_CONNECTION = \u00A7cCould not execute sql: No database connection.
+NO_DATABASE_CONNECTION = §cCould not execute sql: No database connection.
 CREATE_TABLE_DEFINITION = Created table %s with definition %s.
-TABLE_CREATE_ERROR = \u00A7cError when creation table %s.
+TABLE_CREATE_ERROR = §cError when creation table %s.
 UPDATE_TABLE_DEFINITION = Updated table %s with sql %s.
-UPDATE_TABLE_FAILED = Failed to update table %s with sql %s.
+UPDATE_TABLE_FAILED = Failed to update table %s with sql %s.
+
+TOO_FEW_ARGUMENTS = §cYou did not provide enough arguments.
+COORD_INVALID = §cThe provided coordinate ('%s', '%s') is invalid!
+CENTER_UPDATED = §9The center for world §2%s §9has been set to §2(%s, %s)§9.
+CENTER_INFO = §9The center for world §2%s §9is §2(%s, %s)§9.
+
+PLUGIN_DETECTED = Detected %s version %s

src/main/resources/i18n/de.i18n.properties

@@ -1,48 +1,56 @@
-RESUME_FOR_WORLD = Setze das Chunk-Generieren f\u00fcr Welt '%s' fort...
+RESUME_FOR_WORLD = Setze das Chunk-Generieren für Welt '%s' fort...
 TASK_FINISHED = Aufgabe #%d wurde nach %d chunks beendet.
 TASK_CANCELED = Aufgabe #%s wurde abgebrochen.
-TASK_LOAD_FAILED = \u00A7cAufgabe #%d konnte nicht geladen werden.
+TASK_LOAD_FAILED = §cAufgabe #%d konnte nicht geladen werden.
 TASK_LOAD_SUCCESS = %d gespeicherte Aufgaben wurden geladen.
-TASK_NOT_FOUND = \u00A7cAufgabe %s konnte nicht gefunden werden!
+TASK_NOT_FOUND = §cAufgabe %s konnte nicht gefunden werden!
-CREATE_DELAYED_LOAD = Erstelle einen Bukkit-Task zum verz\u00f6gerten Laden von Aufgaben...
+CREATE_DELAYED_LOAD = Erstelle einen Bukkit-Task zum verzögerten Laden von Aufgaben...
-TASK_PERIODIC_REPORT = Aufgabe #%d f\u00fcr Welt '%s'. Fortschritt: %d chunks %s %s, Geschwindigkeit: %.1f ch/s, Letzer Chunk: %d, %d
+TASK_PERIODIC_REPORT = Aufgabe #%d für Welt '%s'. Fortschritt: %d chunks %s %s, Geschwindigkeit: %.1f ch/s, Letzer Chunk: %d, %d
-TASK_SAVE_FAILED = \u00A7cFehler beim Speichern der Aufgaben: %s
+TASK_SAVE_FAILED = §cFehler beim Speichern der Aufgaben: %s
 
-WORLD_NAME_REQUIRED = \u00A7cDu musst einen Weltennamen angeben!
+WORLD_NAME_REQUIRED = §cDu musst einen Weltennamen angeben!
-WORLD_NOT_FOUND = \u00A7c Die Welt \u00A72%s \u00A7cwurde nicht gefunden!
+WORLD_NOT_FOUND = §c Die Welt §2%s §cwurde nicht gefunden!
-TASK_ALREADY_EXISTS = \u00A7cEs existiert bereits eine Aufgabe f\u00fcr \u00A72%s\u00A7c!
+TASK_ALREADY_EXISTS = §cEs existiert bereits eine Aufgabe für §2%s§c!
-TASK_CREATION_SUCCESS = \u00A79Generierungs-Aufgabe \u00A72%s \u00A79 bis \u00A72%s \u00A79wurde erfolgreich erstellt!
+TASK_CREATION_SUCCESS = §9Generierungs-Aufgabe §2%s §9 bis §2%s §9wurde erfolgreich erstellt!
-TASK_ID_REQUIRED = \u00A7cDu musst eine Aufgaben-Id angeben!
+TASK_ID_REQUIRED = §cDu musst eine Aufgaben-Id angeben!
 
-PAUSED_TASKS_HEADER = \u00A7lPausierte Generierungsaufgaben\u00A7r
+PAUSED_TASKS_HEADER = §lPausierte Generierungsaufgaben§r
 
-RUNNING_TASKS_HEADER = \u00A7lLaufende Generierungsaufgaben\u00A7r
+RUNNING_TASKS_HEADER = §lLaufende Generierungsaufgaben§r
 NO_GENERATION_TASKS = Es gibt keine Aufgaben.
 
-PAUSE_SUCCESS = \u00A79Alle Aufgaben wurden pausiert.
+PAUSE_SUCCESS = §9Alle Aufgaben wurden pausiert.
-ALREADY_PAUSED = \u00A7cDas Generieren ist bereits pausiert.
+ALREADY_PAUSED = §cDas Generieren ist bereits pausiert.
 
-RESUME_SUCCESS = \u00A79Alle Aufgaben wurden fortgesetzt.
+RESUME_SUCCESS = §9Alle Aufgaben wurden fortgesetzt.
-NOT_PAUSED = \u00A7cEs gibt keine pausierten Aufgaben!
+NOT_PAUSED = §cEs gibt keine pausierten Aufgaben!
 
 CONFIG_RELOADING = Die Konfigurationsdatei wird neu eingelesen...
-CONFIG_RELOADED = \u00A72Die Konfigurationsdatei wurde neu geladen!
+CONFIG_RELOADED = §2Die Konfigurationsdatei wurde neu geladen!
 
-TELEPORTED = \u00A79Du wurdest zum Chunk \u00A72%s, %s \u00A79teleportiert
+TELEPORTED = §9Du wurdest zum Chunk §2%s, %s §9teleportiert
-TP_ONLY_PLAYER = \u00A7cDieser Befehl kann nur von einem Spieler ausgef\u00fchrt werden.
+TP_ONLY_PLAYER = §cDieser Befehl kann nur von einem Spieler ausgeführt werden.
 
-NO_PERMISSION = \u00A7cDu hast nicht die Rechte für diesen Befehl!
+NO_PERMISSION = §cDu hast nicht die Rechte für diesen Befehl!
-SUBCOMMAND_NOT_FOUND = \u00A7cUnteraktion \u00A72%s \u00A7cwurde nicht gefunden!
+SUBCOMMAND_NOT_FOUND = §cUnteraktion §2%s §cwurde nicht gefunden!
 
 STOPPING_ALL_TASKS = Stoppt alle Aufgaben...
+SAVING_TASK_PROGRESS = Speichert den Fortschritt der Aufgabe #%s in der Datenbank...
 DB_INIT = Initialisiere Datenbank...
 DB_INIT_FINISHED = Die Datenbank wurde initialisiert.
 DB_INIT_EROR = Fehler beim Initalisieren der Datenbank: %s.
 
-DATABASE_CONNECTION_ERROR = \u00A7cDie Datenbankverbindung konnte nicht erzeugt werden.
+DATABASE_CONNECTION_ERROR = §cDie Datenbankverbindung konnte nicht erzeugt werden.
-SQL_ERROR = \u00A7cEin Fehler trat mit sql %s auf!
+SQL_ERROR = §cEin Fehler trat mit sql %s auf!
-NO_DATABASE_CONNECTION = \u00A7cSql konnte nicht ausgef\u00fchrt werden: Keine Datenbankverbindung.
+NO_DATABASE_CONNECTION = §cSql konnte nicht ausgeführt werden: Keine Datenbankverbindung.
 CREATE_TABLE_DEFINITION = Tabelle %s mit Definition %s wurde erstellt.
-TABLE_CREATE_ERROR = \u00A7cFehler beim erstellen der Tabelle %s.
+TABLE_CREATE_ERROR = §cFehler beim erstellen der Tabelle %s.
 UPDATE_TABLE_DEFINITION = Tabelle %s wurde mit sql %s geupdated.
-UPDATE_TABLE_FAILED = Fehler beim Updaten der Tabelle %s mit sql %s.
+UPDATE_TABLE_FAILED = Fehler beim Updaten der Tabelle %s mit sql %s.
+
+TOO_FEW_ARGUMENTS = §cDu hast nicht genug arguments angegeben.
+COORD_INVALID = §cDie Koordinate ('%s', '%s') ist ungültig!
+CENTER_UPDATED = §9Die Mitte der Welt §2%s §9wurde auf §2(%s, %s)§9 gesetzt.
+CENTER_INFO = §9Die Mitte der Welt §2%s §9ist §2(%s, %s)§9.
+
+PLUGIN_DETECTED = Plugin %s in der Version %s gefunden!

src/main/resources/i18n/en.i18n.properties

@@ -1,48 +1,56 @@
 RESUME_FOR_WORLD = Resuming chunk generation task for world '%s'...
 TASK_FINISHED = Task #%d finished after %d chunks.
 TASK_CANCELED = Canceled task #%s.
-TASK_LOAD_FAILED = \u00A7cFailed to load task #%d.
+TASK_LOAD_FAILED = §cFailed to load task #%d.
 TASK_LOAD_SUCCESS = %d saved tasks loaded.
-TASK_NOT_FOUND = \u00A7cTask %s not found!
+TASK_NOT_FOUND = §cTask %s not found!
 CREATE_DELAYED_LOAD = Creating task to load chunk generation Tasks later...
 TASK_PERIODIC_REPORT = Task #%d running for '%s'. Progress: %d chunks %s %s, Speed: %.1f ch/s, Last Chunk: %d, %d
-TASK_SAVE_FAILED = \u00A7cException when saving tasks: %s
+TASK_SAVE_FAILED = §cException when saving tasks: %s
 
-WORLD_NAME_REQUIRED = \u00A7cYou need to provide a world name!
+WORLD_NAME_REQUIRED = §cYou need to provide a world name!
-WORLD_NOT_FOUND = \u00A7cWorld \u00A72%s \u00A7cnot found!
+WORLD_NOT_FOUND = §cWorld §2%s §cnot found!
-TASK_ALREADY_EXISTS = \u00A7cA task for '%s' already exists!
+TASK_ALREADY_EXISTS = §cA task for '%s' already exists!
-TASK_CREATION_SUCCESS = \u00A79Generation Task for world \u00A72%s \u00A79 until \u00A72%s \u00A79successfully created!
+TASK_CREATION_SUCCESS = §9Generation Task for world §2%s §9 until §2%s §9successfully created!
-TASK_ID_REQUIRED = \u00A7cYou need to provide a task id!
+TASK_ID_REQUIRED = §cYou need to provide a task id!
 
 PAUSED_TASKS_HEADER = Currently Paused Generation Tasks
-TASKS_ENTRY = - \u00A79#%d\u00A7r - \u00A72%s\u00A7r - \u00A72%d chunks %s\u00A7r
+TASKS_ENTRY = - §9#%d§r - §2%s§r - §2%d chunks %s§r
 RUNNING_TASKS_HEADER = Currently Running Generation Tasks
 NO_GENERATION_TASKS = There are no generation tasks.
 
-PAUSE_SUCCESS = \u00A79Paused all generation tasks.
+PAUSE_SUCCESS = §9Paused all generation tasks.
-ALREADY_PAUSED = \u00A7cThe generation process is already paused!
+ALREADY_PAUSED = §cThe generation process is already paused!
 
-RESUME_SUCCESS = \u00A79Resumed all generation Tasks.
+RESUME_SUCCESS = §9Resumed all generation Tasks.
-NOT_PAUSED = \u00A7cThe generation process is not paused!
+NOT_PAUSED = §cThe generation process is not paused!
 
 CONFIG_RELOADING = Reloading the config file...
-CONFIG_RELOADED = \u00A72The config file has been reloaded!
+CONFIG_RELOADED = §2The config file has been reloaded!
 
-TELEPORTED = \u00A79You have been teleported to chunk \u00A72%s, %s
+TELEPORTED = §9You have been teleported to chunk §2%s, %s
-TP_ONLY_PLAYER = \u00A7cThis command can only be executed by a player!
+TP_ONLY_PLAYER = §cThis command can only be executed by a player!
 
-NO_PERMISSION = \u00A7cYou do not have the permission for this command!
+NO_PERMISSION = §cYou do not have the permission for this command!
-SUBCOMMAND_NOT_FOUND = \u00A7cSubcommand \u00A72%s \u00A7cnot found!
+SUBCOMMAND_NOT_FOUND = §cSubcommand §2%s §cnot found!
 
 STOPPING_ALL_TASKS = Stopping all generation tasks...
+SAVING_TASK_PROGRESS = Saving the progress of task #%s to the database...
 DB_INIT = Initializing database...
 DB_INIT_FINISHED = Database fully initialized.
 DB_INIT_EROR = Failed to init database: %s.
 
-DATABASE_CONNECTION_ERROR = \u00A7cCould not get the database connection!
+DATABASE_CONNECTION_ERROR = §cCould not get the database connection!
-SQL_ERROR = \u00A7cAn eror occured on sql %s!
+SQL_ERROR = §cAn eror occured on sql %s!
-NO_DATABASE_CONNECTION = \u00A7cCould not execute sql: No database connection.
+NO_DATABASE_CONNECTION = §cCould not execute sql: No database connection.
 CREATE_TABLE_DEFINITION = Created table %s with definition %s.
-TABLE_CREATE_ERROR = \u00A7cError when creation table %s.
+TABLE_CREATE_ERROR = §cError when creation table %s.
 UPDATE_TABLE_DEFINITION = Updated table %s with sql %s.
-UPDATE_TABLE_FAILED = Failed to update table %s with sql %s.
+UPDATE_TABLE_FAILED = Failed to update table %s with sql %s.
+
+TOO_FEW_ARGUMENTS = §cYou did not provide enough arguments.
+COORD_INVALID = §cThe provided coordinate ('%s', '%s') is invalid!
+CENTER_UPDATED = §9The center for world §2%s §9has been set to §2(%s, %s)§9.
+CENTER_INFO = §9The center for world §2%s §9is §2(%s, %s)§9.
+
+PLUGIN_DETECTED = Detected %s version %s

src/main/resources/plugin.yml

@@ -1,10 +1,13 @@
 main: net.trivernis.chunkmaster.Chunkmaster
 name: Chunkmaster
-version: '0.14-beta'
+version: '0.15-beta'
 description: Chunk commands plugin.
 author: Trivernis
 website: trivernis.net
 api-version: '1.14'
+database: true
+softdepend:
+  - dynmap
 commands:
   chunkmaster:
     description: Main command
@@ -17,6 +20,8 @@ commands:
       /<command> resume - resumes all generation tasks
       /<command> reload - reloads the configuration and restarts all tasks
       /<command> tpchunk <chunkX> <chunkZ> - teleports you to the chunk with the given chunk coordinates
+      /<command> setCenter [<world>] <chunkX> <chunkZ> - sets the center chunk of the world
+      /<command> getCenter [<world>] - returns the center chunk of the world
     aliases:
       - chm
       - chunkm
@@ -43,6 +48,12 @@ permissions:
   chunkmaster.tpchunk:
     description: Allows the tpchunk subcommand.
     default: op
+  chunkmaster.setcenter:
+    description: Allows the setCenter subcommand.
+    default: op
+  chunkmaster.getcenter:
+    description: Allows the getCenter subcommand.
+    default: op
   chunkmaster.chunkmaster:
     description: Allows Chunkmaster commands.
     default: op