Refactored components of the ScriptAPI to more efficiently utilize pathfinding

Implemented a global limit on pathfinding distance (server.max_pathfind_dist)
Pathfinding limit is enforced at the packet level as well as elsewhere (ContentAPI, etc)

Server/detekt.yml

@@ -285,7 +285,7 @@ exceptions:
       - 'Throwable'
     allowedExceptionNameRegex: '_|(ignore|expected).*'
   TooGenericExceptionThrown:
-    active: true
+    active: false
     exceptionNames:
       - 'Error'
       - 'Exception'

Server/src/main/content/global/bots/LobsterCatcher.kt

@@ -97,9 +97,9 @@ class LobsterCatcher : Script() {
                     state = State.FISHING
                 } else {
                     if (bot.location.x < 2837) {
-                        Pathfinder.find(bot, Location.create(2837, 3435, 0)).walk(bot)
+                        scriptAPI.walkTo(Location.create(2837, 3435, 0))
                     } else {
-                        Pathfinder.find(bot, Location.create(2854, 3427, 0)).walk(bot)
+                        scriptAPI.walkTo(Location.create(2854, 3427, 0))
                     }
                 }
             }
@@ -194,4 +194,4 @@ class LobsterCatcher : Script() {
         }
         return newInstance()
     }
-}
+}

Server/src/main/core/ServerConstants.kt

@@ -13,270 +13,273 @@ import java.math.BigInteger
  * @author Ceikry
  */
 class ServerConstants {
-	companion object {
-		var NOAUTH_DEFAULT_ADMIN: Boolean = true
+    companion object {
+        var NOAUTH_DEFAULT_ADMIN: Boolean = true
 
         @JvmField
-		var DAILY_ACCOUNT_LIMIT = 3
+        var DAILY_ACCOUNT_LIMIT = 3
 
         @JvmField
-		var REVENANT_POPULATION: Int = 30
+        var REVENANT_POPULATION: Int = 30
 
         @JvmField
-		var BOTS_INFLUENCE_PRICE_INDEX = true
+        var BOTS_INFLUENCE_PRICE_INDEX = true
 
         @JvmField
-		var SHUTDOWN_HOOK: Thread = Thread(SystemShutdownHook())
-
-		@JvmField
-		var ALLOW_GUI: Boolean = false
+        var SHUTDOWN_HOOK: Thread = Thread(SystemShutdownHook())
 
         @JvmField
-		var DATA_PATH: String? = null
+        var ALLOW_GUI: Boolean = false
 
-		//path to the cache
-		@JvmField
-		var CACHE_PATH: String? = null
+        @JvmField
+        var DATA_PATH: String? = null
 
-		//path for the server store
-		@JvmField
-		var STORE_PATH: String? = null
+        //path to the cache
+        @JvmField
+        var CACHE_PATH: String? = null
 
-		//path for player saves
-		@JvmField
-		var PLAYER_SAVE_PATH: String? = null
+        //path for the server store
+        @JvmField
+        var STORE_PATH: String? = null
 
-		@JvmField
-		var PLAYER_ATTRIBUTE_PATH = "ish";
+        //path for player saves
+        @JvmField
+        var PLAYER_SAVE_PATH: String? = null
 
-		//path to the various config files, such as npc_spawns.json
-		var CONFIG_PATH: String? = null
+        @JvmField
+        var PLAYER_ATTRIBUTE_PATH = "ish";
 
-		@JvmField
-		var GRAND_EXCHANGE_DATA_PATH: String? = null
+        //path to the various config files, such as npc_spawns.json
+        var CONFIG_PATH: String? = null
 
-		@JvmField
-		var RDT_DATA_PATH: String? = null
+        @JvmField
+        var GRAND_EXCHANGE_DATA_PATH: String? = null
 
-		@JvmField
-		var OBJECT_PARSER_PATH: String? = null
+        @JvmField
+        var RDT_DATA_PATH: String? = null
 
-		@JvmField
-		var SCRIPTS_PATH: String? = null
+        @JvmField
+        var OBJECT_PARSER_PATH: String? = null
 
-		@JvmField
-		var DIALOGUE_SCRIPTS_PATH: String? = null
+        @JvmField
+        var SCRIPTS_PATH: String? = null
 
-		@JvmField
-		var LOGS_PATH: String? = null
+        @JvmField
+        var DIALOGUE_SCRIPTS_PATH: String? = null
 
-		@JvmField
-		var BOT_DATA_PATH: String? = null
+        @JvmField
+        var LOGS_PATH: String? = null
 
-		@JvmField
-		var CELEDT_DATA_PATH: String? = null
+        @JvmField
+        var BOT_DATA_PATH: String? = null
 
-		@JvmField
-		var USDT_DATA_PATH: String? = null
+        @JvmField
+        var CELEDT_DATA_PATH: String? = null
 
-		@JvmField
-		var HDT_DATA_PATH: String? = null
+        @JvmField
+        var USDT_DATA_PATH: String? = null
 
-		@JvmField
-		var GDT_DATA_PATH: String? = null
+        @JvmField
+        var HDT_DATA_PATH: String? = null
 
-		@JvmField
-		var RSDT_DATA_PATH: String? = null
+        @JvmField
+        var GDT_DATA_PATH: String? = null
 
-		@JvmField
-		var ASDT_DATA_PATH: String? = null
+        @JvmField
+        var RSDT_DATA_PATH: String? = null
 
-		//the max number of players.
-		@JvmField
-		var MAX_PLAYERS = 2000
+        @JvmField
+        var ASDT_DATA_PATH: String? = null
 
-		//the max number of NPCs
-		@JvmField
-		var MAX_NPCS = 32000
+        //the max number of players.
+        @JvmField
+        var MAX_PLAYERS = 2000
 
-		//the location where new players are placed on login.
-		@JvmField
-		var START_LOCATION: Location? = null
+        //the max number of NPCs
+        @JvmField
+        var MAX_NPCS = 32000
 
-		//Location for all home teleports/respawn location
-		@JvmField
-		var HOME_LOCATION: Location? = null
+        //the location where new players are placed on login.
+        @JvmField
+        var START_LOCATION: Location? = null
 
-		//the name for the database
-		@JvmField
-		var DATABASE_NAME: String? = null
+        //Location for all home teleports/respawn location
+        @JvmField
+        var HOME_LOCATION: Location? = null
 
-		//username for the database
-		@JvmField
-		var DATABASE_USER: String? = null
+        //the name for the database
+        @JvmField
+        var DATABASE_NAME: String? = null
 
-		//password for the database
-		@JvmField
-		var DATABASE_PASS: String? = null
+        //username for the database
+        @JvmField
+        var DATABASE_USER: String? = null
 
-		//address for the database
-		@JvmField
-		var DATABASE_ADDRESS: String? = null
+        //password for the database
+        @JvmField
+        var DATABASE_PASS: String? = null
 
-		@JvmField
-		var DATABASE_PORT: String? = null
+        //address for the database
+        @JvmField
+        var DATABASE_ADDRESS: String? = null
 
-		@JvmField
-		var WRITE_LOGS: Boolean = false
+        @JvmField
+        var DATABASE_PORT: String? = null
 
-		@JvmField
-		var BANK_SIZE: Int = 496
+        @JvmField
+        var WRITE_LOGS: Boolean = false
 
-		@JvmField
-		var BANK_BOOTH_QUICK_OPEN: Boolean = false
+        @JvmField
+        var BANK_SIZE: Int = 496
 
-		@JvmField
-		var BANK_BOOTH_NOTE_ENABLED: Boolean = true
+        @JvmField
+        var BANK_BOOTH_QUICK_OPEN: Boolean = false
 
-		@JvmField
-		var BANK_BOOTH_NOTE_UIM: Boolean = true
+        @JvmField
+        var BANK_BOOTH_NOTE_ENABLED: Boolean = true
 
-		@JvmField
-		var GE_AUTOSAVE_FREQUENCY = secondsToTicks(3600) //1 hour
+        @JvmField
+        var BANK_BOOTH_NOTE_UIM: Boolean = true
 
-		@JvmField
-		var GE_AUTOSTOCK_ENABLED = false
+        @JvmField
+        var GE_AUTOSAVE_FREQUENCY = secondsToTicks(3600) //1 hour
 
-		@JvmField
-		var MS_SECRET_KEY = ""
+        @JvmField
+        var GE_AUTOSTOCK_ENABLED = false
 
-		@JvmField
-		var LOG_CUTSCENE = true
+        @JvmField
+        var MS_SECRET_KEY = ""
 
-		@JvmField
-		var RULES_AND_INFO_ENABLED = true
+        @JvmField
+        var LOG_CUTSCENE = true
 
-		@JvmField
-		var WATCHDOG_ENABLED = true
+        @JvmField
+        var RULES_AND_INFO_ENABLED = true
 
-		@JvmField
-		var I_AM_A_CHEATER = false
+        @JvmField
+        var WATCHDOG_ENABLED = true
 
-		@JvmField
-		var LOG_LEVEL = LogLevel.VERBOSE
+        @JvmField
+        var I_AM_A_CHEATER = false
 
-		@JvmField
-		var JAVA_VERSION = 8
+        @JvmField
+        var LOG_LEVEL = LogLevel.VERBOSE
 
-		//location names for the ::to command.
-		val TELEPORT_DESTINATIONS = arrayOf(
-			arrayOf(Location.create(2974, 4383, 2), "corp", "corporal", "corporeal"),
-			arrayOf(Location.create(2659, 2649, 0), "pc", "pest control", "pest"),
-			arrayOf(Location.create(3293, 3184, 0), "al kharid", "alkharid", "kharid"),
-			arrayOf(Location.create(3222, 3217, 0), "lumbridge", "lumby"),
-			arrayOf(Location.create(3110, 3168, 0), "wizard tower", "wizards tower", "tower", "wizards"),
-			arrayOf(Location.create(3083, 3249, 0), "draynor", "draynor village"),
-			arrayOf(Location.create(3019, 3244, 0), "port sarim", "sarim"),
-			arrayOf(Location.create(2956, 3209, 0), "rimmington"),
-			arrayOf(Location.create(2965, 3380, 0), "fally", "falador"),
-			arrayOf(Location.create(2895, 3436, 0), "taverley"),
-			arrayOf(Location.create(3080, 3423, 0), "barbarian village", "barb"),
-			arrayOf(Location.create(3213, 3428, 0), "varrock"),
-			arrayOf(Location.create(3164, 3485, 0), "grand exchange", "ge"),
-			arrayOf(Location.create(2917, 3175, 0), "karamja"),
-			arrayOf(Location.create(2450, 5165, 0), "tzhaar"),
-			arrayOf(Location.create(2795, 3177, 0), "brimhaven"),
-			arrayOf(Location.create(2849, 2961, 0), "shilo village", "shilo"),
-			arrayOf(Location.create(2605, 3093, 0), "yanille"),
-			arrayOf(Location.create(2663, 3305, 0), "ardougne", "ardy"),
-			arrayOf(Location.create(2450, 3422, 0), "gnome stronghold", "gnome"),
-			arrayOf(Location.create(2730, 3485, 0), "camelot", "cammy", "seers"),
-			arrayOf(Location.create(2805, 3435, 0), "catherby"),
-			arrayOf(Location.create(2659, 3657, 0), "rellekka"),
-			arrayOf(Location.create(2890, 3676, 0), "trollheim"),
-			arrayOf(Location.create(2914, 3746, 0), "godwars", "gwd", "god wars"),
-			arrayOf(Location.create(3180, 3684, 0), "bounty hunter", "bh"),
-			arrayOf(Location.create(3272, 3687, 0), "clan wars", "clw"),
-			arrayOf(Location.create(3090, 3957, 0), "mage arena", "mage", "magearena", "arena"),
-			arrayOf(Location.create(3069, 10257, 0), "king black dragon", "kbd"),
-			arrayOf(Location.create(3359, 3416, 0), "digsite"),
-			arrayOf(Location.create(3488, 3489, 0), "canifis"),
-			arrayOf(Location.create(3428, 3526, 0), "slayer tower", "slayer"),
-			arrayOf(Location.create(3502, 9483, 2), "kalphite queen", "kq", "kalphite hive", "kalphite"),
-			arrayOf(Location.create(3233, 2913, 0), "pyramid"),
-			arrayOf(Location.create(3419, 2917, 0), "nardah"),
-			arrayOf(Location.create(3482, 3090, 0), "uzer"),
-			arrayOf(Location.create(3358, 2970, 0), "pollnivneach", "poln"),
-			arrayOf(Location.create(3305, 2788, 0), "sophanem"),
-			arrayOf(Location.create(2898, 3544, 0), "burthorpe", "burthorp"),
-			arrayOf(Location.create(3088, 3491, 0), "edge", "edgeville"),
-			arrayOf(Location.create(3169, 3034, 0), "bedabin"),
-			arrayOf(Location.create(3565, 3289, 0), "barrows"),
-			arrayOf(Location.create(3016, 3513, 0), "bkf", "black knights fortress"),
-			arrayOf(Location.create(3052, 3481, 0), "monastery"),
-			arrayOf(Location.create(1945, 4959, 0), "blast furnace", "blast"),
-			arrayOf(Location.create(2408, 4449, 0), "zanaris"),
-			arrayOf(Location.create(3656, 3517, 0), "ectofuntus", "ecto"),
-			arrayOf(Location.create(2408, 4449, 0), "tower of life lower"),
-			arrayOf(Location.create(2894, 4756, 0), "test area"),
-			arrayOf(Location.create(2722, 4886, 0), "quest the golem 1"),
-			arrayOf(Location.create(2704, 5349, 0), "dorgeshuun", "dorg"),
-			arrayOf(Location.create(2711, 10132, 0), "brine rats"),
-			arrayOf(Location.create(2328, 3677, 0), "piscatoris"),
-			arrayOf(Location.create(2660, 3158, 0), "fishing trawler", "trawler"),
-			arrayOf(Location.create(2800, 3667, 0), "mountain camp"),
-			arrayOf(Location.create(2575, 3250, 0), "clocktower"),
-			arrayOf(CastleWars.lobbyBankArea.randomLoc, "cwars", "castle wars", "castle war", "castlewars", "castlewar", "castle")
-		)
+        @JvmField
+        var JAVA_VERSION = 8
 
-		@JvmField
-		var DATABASE: Database? = null
+        //location names for the ::to command.
+        val TELEPORT_DESTINATIONS = arrayOf(
+            arrayOf(Location.create(2974, 4383, 2), "corp", "corporal", "corporeal"),
+            arrayOf(Location.create(2659, 2649, 0), "pc", "pest control", "pest"),
+            arrayOf(Location.create(3293, 3184, 0), "al kharid", "alkharid", "kharid"),
+            arrayOf(Location.create(3222, 3217, 0), "lumbridge", "lumby"),
+            arrayOf(Location.create(3110, 3168, 0), "wizard tower", "wizards tower", "tower", "wizards"),
+            arrayOf(Location.create(3083, 3249, 0), "draynor", "draynor village"),
+            arrayOf(Location.create(3019, 3244, 0), "port sarim", "sarim"),
+            arrayOf(Location.create(2956, 3209, 0), "rimmington"),
+            arrayOf(Location.create(2965, 3380, 0), "fally", "falador"),
+            arrayOf(Location.create(2895, 3436, 0), "taverley"),
+            arrayOf(Location.create(3080, 3423, 0), "barbarian village", "barb"),
+            arrayOf(Location.create(3213, 3428, 0), "varrock"),
+            arrayOf(Location.create(3164, 3485, 0), "grand exchange", "ge"),
+            arrayOf(Location.create(2917, 3175, 0), "karamja"),
+            arrayOf(Location.create(2450, 5165, 0), "tzhaar"),
+            arrayOf(Location.create(2795, 3177, 0), "brimhaven"),
+            arrayOf(Location.create(2849, 2961, 0), "shilo village", "shilo"),
+            arrayOf(Location.create(2605, 3093, 0), "yanille"),
+            arrayOf(Location.create(2663, 3305, 0), "ardougne", "ardy"),
+            arrayOf(Location.create(2450, 3422, 0), "gnome stronghold", "gnome"),
+            arrayOf(Location.create(2730, 3485, 0), "camelot", "cammy", "seers"),
+            arrayOf(Location.create(2805, 3435, 0), "catherby"),
+            arrayOf(Location.create(2659, 3657, 0), "rellekka"),
+            arrayOf(Location.create(2890, 3676, 0), "trollheim"),
+            arrayOf(Location.create(2914, 3746, 0), "godwars", "gwd", "god wars"),
+            arrayOf(Location.create(3180, 3684, 0), "bounty hunter", "bh"),
+            arrayOf(Location.create(3272, 3687, 0), "clan wars", "clw"),
+            arrayOf(Location.create(3090, 3957, 0), "mage arena", "mage", "magearena", "arena"),
+            arrayOf(Location.create(3069, 10257, 0), "king black dragon", "kbd"),
+            arrayOf(Location.create(3359, 3416, 0), "digsite"),
+            arrayOf(Location.create(3488, 3489, 0), "canifis"),
+            arrayOf(Location.create(3428, 3526, 0), "slayer tower", "slayer"),
+            arrayOf(Location.create(3502, 9483, 2), "kalphite queen", "kq", "kalphite hive", "kalphite"),
+            arrayOf(Location.create(3233, 2913, 0), "pyramid"),
+            arrayOf(Location.create(3419, 2917, 0), "nardah"),
+            arrayOf(Location.create(3482, 3090, 0), "uzer"),
+            arrayOf(Location.create(3358, 2970, 0), "pollnivneach", "poln"),
+            arrayOf(Location.create(3305, 2788, 0), "sophanem"),
+            arrayOf(Location.create(2898, 3544, 0), "burthorpe", "burthorp"),
+            arrayOf(Location.create(3088, 3491, 0), "edge", "edgeville"),
+            arrayOf(Location.create(3169, 3034, 0), "bedabin"),
+            arrayOf(Location.create(3565, 3289, 0), "barrows"),
+            arrayOf(Location.create(3016, 3513, 0), "bkf", "black knights fortress"),
+            arrayOf(Location.create(3052, 3481, 0), "monastery"),
+            arrayOf(Location.create(1945, 4959, 0), "blast furnace", "blast"),
+            arrayOf(Location.create(2408, 4449, 0), "zanaris"),
+            arrayOf(Location.create(3656, 3517, 0), "ectofuntus", "ecto"),
+            arrayOf(Location.create(2408, 4449, 0), "tower of life lower"),
+            arrayOf(Location.create(2894, 4756, 0), "test area"),
+            arrayOf(Location.create(2722, 4886, 0), "quest the golem 1"),
+            arrayOf(Location.create(2704, 5349, 0), "dorgeshuun", "dorg"),
+            arrayOf(Location.create(2711, 10132, 0), "brine rats"),
+            arrayOf(Location.create(2328, 3677, 0), "piscatoris"),
+            arrayOf(Location.create(2660, 3158, 0), "fishing trawler", "trawler"),
+            arrayOf(Location.create(2800, 3667, 0), "mountain camp"),
+            arrayOf(Location.create(2575, 3250, 0), "clocktower"),
+            arrayOf(CastleWars.lobbyBankArea.randomLoc, "cwars", "castle wars", "castle war", "castlewars", "castlewar", "castle")
+        )
 
-		//if SQL is enabled
-		@JvmField
-		var MYSQL = true
+        @JvmField
+        var DATABASE: Database? = null
 
-		//the server name
-		@JvmField
-		var SERVER_NAME: String = ""
+        //if SQL is enabled
+        @JvmField
+        var MYSQL = true
 
-		//the server's grand exchange name
-		@JvmField
-		var SERVER_GE_NAME: String = ""
+        //the server name
+        @JvmField
+        var SERVER_NAME: String = ""
 
-		//The RSA_KEY for the server.
-		@JvmField
-		var EXPONENT = BigInteger("52317200263721308660411803146360972546561037484450290559823448967617618536819222494429186211525706853703641369936136465589036631055945454547936148730495933263344792588795811788941129493188907621550836988152620502378278134421731002382361670176785306598134280732756356458964850508114958769985438054979422820241")
+        //the server's grand exchange name
+        @JvmField
+        var SERVER_GE_NAME: String = ""
 
-		//The MODULUS for the server.
-		@JvmField
-		var MODULUS = BigInteger("96982303379631821170939875058071478695026608406924780574168393250855797534862289546229721580153879336741968220328805101128831071152160922518190059946555203865621183480223212969502122536662721687753974815205744569357388338433981424032996046420057284324856368815997832596174397728134370577184183004453899764051")
+        //The RSA_KEY for the server.
+        @JvmField
+        var EXPONENT = BigInteger("52317200263721308660411803146360972546561037484450290559823448967617618536819222494429186211525706853703641369936136465589036631055945454547936148730495933263344792588795811788941129493188907621550836988152620502378278134421731002382361670176785306598134280732756356458964850508114958769985438054979422820241")
 
-		@JvmField
-		var DAILY_RESTART = false
+        //The MODULUS for the server.
+        @JvmField
+        var MODULUS = BigInteger("96982303379631821170939875058071478695026608406924780574168393250855797534862289546229721580153879336741968220328805101128831071152160922518190059946555203865621183480223212969502122536662721687753974815205744569357388338433981424032996046420057284324856368815997832596174397728134370577184183004453899764051")
 
-		@JvmField
-		var DISCORD_GE_WEBHOOK = ""
+        @JvmField
+        var DAILY_RESTART = false
 
-		@JvmField
-		var DISCORD_MOD_WEBHOOK = ""
+        @JvmField
+        var DISCORD_GE_WEBHOOK = ""
 
-		@JvmField
-		var DISCORD_OPENRSC_HOOK = ""
+        @JvmField
+        var DISCORD_MOD_WEBHOOK = ""
 
-		@JvmField
-		var PRELOAD_MAP = false
+        @JvmField
+        var DISCORD_OPENRSC_HOOK = ""
 
-		@JvmField
-		var USE_AUTH = false
+        @JvmField
+        var PRELOAD_MAP = false
 
-		@JvmField
-		var PERSIST_ACCOUNTS = false
+        @JvmField
+        var USE_AUTH = false
 
-		@JvmField
-		var DRAGON_AXE_USE_OSRS_SPEC = false
+        @JvmField
+        var PERSIST_ACCOUNTS = false
 
-		@JvmField
-		var ENABLE_GLOBALCHAT = false
-	}
+        @JvmField
+        var DRAGON_AXE_USE_OSRS_SPEC = false
+
+        @JvmField
+        var ENABLE_GLOBALCHAT = false
+
+        @JvmField
+        var MAX_PATHFIND_DISTANCE = 25
+    }
 }

Server/src/main/core/api/ContentAPI.kt

@@ -70,8 +70,10 @@ import core.game.world.repository.Repository
 import core.game.consumable.*
 import core.tools.Log
 import core.tools.tick
+import core.ServerConstants
+import core.api.utils.Vector
 import java.util.regex.*
-import kotlin.math.absoluteValue
+import kotlin.math.*
 
 /**
  * Gets a skilling tool which the player has the level to use and is in their inventory.
@@ -1770,15 +1772,17 @@ fun getServerConfig(): Toml {
 }
 
 fun getPathableRandomLocalCoordinate(target: Entity, radius: Int, center: Location, maxAttempts: Int = 3): Location {
-    val swCorner = center.transform(-radius, -radius, center.z)
-    val neCorner = center.transform(radius, radius, center.z)
+    var maxRadius = Vector.deriveWithEqualComponents(ServerConstants.MAX_PATHFIND_DISTANCE.toDouble()).x - 1
+    var effectiveRadius = min(radius, maxRadius.toInt())
+    val swCorner = center.transform(-effectiveRadius, -effectiveRadius, center.z)
+    val neCorner = center.transform(effectiveRadius, effectiveRadius, center.z)
     val borders = ZoneBorders(swCorner.x, swCorner.y, neCorner.x, neCorner.y, center.z)
 
     var attempts = maxAttempts
     var success: Boolean
     while (attempts-- > 0) {
         val dest = borders.randomLoc
-        val path = Pathfinder.find(target, dest)
+        val path = Pathfinder.find(center, dest, target.size())
         success = path.isSuccessful && !path.isMoveNear
         if (success) return dest
     }

Server/src/main/core/api/utils/Vector.kt

@@ -25,11 +25,31 @@ class Vector (val x: Double, val y: Double) {
         return Vector(this.x * other, this.y * other)
     }
 
+    operator fun plus (other: Vector) : Vector {
+        return Vector(this.x + other.x, this.y + other.y)
+    }
+
+    operator fun minus (other: Vector) : Vector {
+        return Vector(this.x - other.x, this.y - other.y)
+    }
+
+    override fun toString() : String {
+        return "{$x,$y}"
+    }
+    
+    fun invert() : Vector {
+        return -this
+    }
+
     companion object {
         @JvmStatic fun betweenLocs (from: Location, to: Location) : Vector {
             val xDiff = to.x - from.x
             val yDiff = to.y - from.y
             return Vector (xDiff.toDouble(), yDiff.toDouble())
         }
+        @JvmStatic fun deriveWithEqualComponents (magnitude: Double) : Vector {
+            var sideLength = sqrt(magnitude.pow(2.0) / 2)
+            return Vector(sideLength, sideLength)
+        }
     }
 }

Server/src/main/core/game/bots/GeneralBotCreator.kt

@@ -40,7 +40,7 @@ class GeneralBotCreator {
                 randomDelay -= 1
                 return false
             }
-            if (!botScript.bot.pulseManager.hasPulseRunning()) {
+            if (!botScript.bot.pulseManager.hasPulseRunning() && botScript.bot.scripts.getActiveScript() == null) {
 
                 /*if (ticks++ >= RandomFunction.random(90000,120000)) {
                     AIPlayer.deregister(botScript.bot.uid)
@@ -77,4 +77,4 @@ class GeneralBotCreator {
             return true
         }
     }
-}
+}

Server/src/main/core/game/bots/ScriptAPI.kt

@@ -49,6 +49,8 @@ import java.util.concurrent.CountDownLatch
 import kotlin.math.max
 import kotlin.math.pow
 import kotlin.math.sqrt
+import core.ServerConstants
+import core.api.utils.Vector
 
 class ScriptAPI(private val bot: Player) {
     val GRAPHICSUP = Graphics(1576)
@@ -86,24 +88,6 @@ class ScriptAPI(private val bot: Player) {
         if(!InteractionListeners.run(node.id, type, option, bot, node)) node.interaction.handle(bot, opt)
     }
 
-    /**
-     * Gets the nearest node with name entityName
-     * @param entityName the name of the node to look for
-     * @return the nearest node with a matching name or null
-     * @author Ceikry
-     */
-    fun getNearestNode(entityName: String): Node? {
-        var entity: Node? = null
-        var minDistance = Double.MAX_VALUE
-        for (node in RegionManager.forId(bot.location.regionId).planes[bot.location.z].entities) {
-            if (node != null && node.name == entityName && distance(bot, node) < minDistance && !Pathfinder.find(bot, node).isMoveNear) {
-                entity = node
-                minDistance = distance(bot, node)
-            }
-        }
-        return entity
-    }
-
     fun sendChat(message: String) {
         bot.sendChat(message)
         bot.updateMasks.register(ChatFlag(ChatMessage(bot, message, 0, 0)))
@@ -115,33 +99,11 @@ class ScriptAPI(private val bot: Player) {
      * @return the nearest node with a matching name or null
      * @author Ceikry
      */
-
     fun getNearestNodeFromList(acceptedNames: List<String>, isObject: Boolean): Node? {
-        if (isObject) {
-            var entity: Node? = null
-            var minDistance = Double.MAX_VALUE
-            for (objects in RegionManager.forId(bot.location.regionId).planes[bot.location.z].objects) {
-                for(e in objects) {
-                    val name = e?.name
-                    if (e != null && acceptedNames.contains(name) && distance(bot, e) < minDistance && !Pathfinder.find(bot, e).isMoveNear && e.isActive) {
-                        entity = e
-                        minDistance = distance(bot, e)
-                    }
-                }
-            }
-            return if(entity == null) null else entity as Scenery
-        } else {
-            var entity: Node? = null
-            var minDistance = Double.MAX_VALUE
-            for (e in RegionManager.forId(bot.location.regionId).planes[bot.location.z].entities) {
-                val name = e?.name
-                if (e != null && acceptedNames.contains(name) && distance(bot, e) < minDistance && !Pathfinder.find(bot, e).isMoveNear) {
-                    entity = e
-                    minDistance = distance(bot, e)
-                }
-            }
-            return entity
-        }
+        if (isObject)
+            return processEvaluationList(RegionManager.forId(bot.location.regionId).planes[bot.location.z].objectList, acceptedName = acceptedNames)
+        else
+            return processEvaluationList(RegionManager.forId(bot.location.regionId).planes[bot.location.z].entities, acceptedName = acceptedNames)
     }
 
     /**
@@ -151,30 +113,21 @@ class ScriptAPI(private val bot: Player) {
      * @return the closest node with matching id or null.
      * @author Ceikry
      */
-    fun getNearestNode(id: Int, `object`: Boolean): Node? {
-        if (`object`) {
-            var entity: Node? = null
-            var minDistance = Double.MAX_VALUE
-            for (objects in RegionManager.forId(bot.location.regionId).planes[bot.location.z].objects) {
-                for(e in objects) {
-                    if (e != null && e.id == id && distance(bot, e) < minDistance && !Pathfinder.find(bot, e).isMoveNear && e.isActive) {
-                        entity = e
-                        minDistance = distance(bot, e)
-                    }
-                }
-            }
-            return if(entity == null) null else entity as Scenery
-        } else {
-            var entity: Node? = null
-            var minDistance = Double.MAX_VALUE
-            for (e in RegionManager.forId(bot.location.regionId).planes[bot.location.z].entities) {
-                if (e != null && e.id == id && distance(bot, e) < minDistance && !Pathfinder.find(bot, e).isMoveNear) {
-                    entity = e
-                    minDistance = distance(bot, e)
-                }
-            }
-            return entity
-        }
+    fun getNearestNode(id: Int, isObject: Boolean): Node? {
+        if (isObject)
+            return processEvaluationList(RegionManager.forId(bot.location.regionId).planes[bot.location.z].objectList, acceptedId = id)
+        else
+            return processEvaluationList(RegionManager.forId(bot.location.regionId).planes[bot.location.z].entities, acceptedId = id)
+    }
+
+    /**
+     * Gets the nearest node with name entityName
+     * @param entityName the name of the node to look for
+     * @return the nearest node with a matching name or null
+     * @author Ceikry
+     */
+    fun getNearestNode(entityName: String): Node? {
+        return processEvaluationList(RegionManager.forId(bot.location.regionId).planes[bot.location.z].entities, acceptedName = listOf(entityName))
     }
 
     /**
@@ -184,30 +137,38 @@ class ScriptAPI(private val bot: Player) {
      * @return the nearest matching node or null.
      * @author Ceikry
      */
-    fun getNearestNode(name: String, `object`: Boolean): Node? {
-        if (`object`) {
-            var entity: Node? = null
-            var minDistance = Double.MAX_VALUE
-            for (objects in RegionManager.forId(bot.location.regionId).planes[bot.location.z].objects) {
-                for(e in objects) {
-                    if (e != null && e.name.toLowerCase() == name.toLowerCase() && distance(bot, e) < minDistance && !Pathfinder.find(bot, e).isMoveNear && e.isActive) {
-                        entity = e
-                        minDistance = distance(bot, e)
-                    }
-                }
+    fun getNearestNode(name: String, isObject: Boolean): Node? {
+        if (isObject)
+            return processEvaluationList(RegionManager.forId(bot.location.regionId).planes[bot.location.z].objectList, acceptedName = listOf(name))
+        else
+            return processEvaluationList(RegionManager.forId(bot.location.regionId).planes[bot.location.z].entities, acceptedName = listOf(name))
+    }
+
+    fun evaluateViability (e: Node?, minDistance: Double, maxDistance: Double, acceptedNames: List<String>? = null, acceptedId: Int = -1): Boolean {
+        if (e == null || !e.isActive) 
+            return false
+        if (acceptedId != -1 && e.id != acceptedId)
+            return false
+
+        val dist = distance(bot, e)
+        if (dist > maxDistance || dist > minDistance)
+            return false
+
+        val name = e?.name
+        return (acceptedNames?.contains(name) ?: true && !Pathfinder.find(bot, e).isMoveNear)
+    }
+
+    fun processEvaluationList (list: List<Node>, acceptedName: List<String>? = null, acceptedId: Int = -1): Node? {
+        var entity: Node? = null
+        var minDistance = Double.MAX_VALUE
+        val maxDistance = ServerConstants.MAX_PATHFIND_DISTANCE.toDouble()
+        for (e in list) {
+            if (evaluateViability(e, minDistance, maxDistance, acceptedName, acceptedId)) {
+                entity = e
+                minDistance = distance(bot, e)
             }
-            return if(entity == null) null else entity as Scenery
-        } else {
-            var entity: Node? = null
-            var minDistance = Double.MAX_VALUE
-            for (e in RegionManager.forId(bot.location.regionId).planes[bot.location.z].entities) {
-                if (e != null && e.name.toLowerCase() == name.toLowerCase() && distance(bot, e) < minDistance && !Pathfinder.find(bot, e).isMoveNear) {
-                    entity = e
-                    minDistance = distance(bot, e)
-                }
-            }
-            return entity
         }
+        return entity
     }
 
     /**
@@ -350,9 +311,7 @@ class ScriptAPI(private val bot: Player) {
      */
     fun walkTo(loc: Location){
         if(!bot.walkingQueue.isMoving) {
-            GlobalScope.launch {
-                walkToIterator(loc)
-            }
+            walkToIterator(loc)
         }
     }
 
@@ -391,11 +350,8 @@ class ScriptAPI(private val bot: Player) {
      */
     fun randomWalkTo(loc: Location, radius: Int) {
         if(!bot.walkingQueue.isMoving) {
-            GlobalScope.launch {
-                var newloc = loc.transform(RandomFunction.random(radius,-radius),
-                        RandomFunction.random(radius,-radius), 0)
-                walkToIterator(newloc)
-            }
+            var newloc = loc.transform(RandomFunction.random(radius,-radius),RandomFunction.random(radius,-radius), 0)
+            walkToIterator(newloc)
         }
     }
 
@@ -408,15 +364,12 @@ class ScriptAPI(private val bot: Player) {
     private fun walkToIterator(loc: Location){
         var diffX = loc.x - bot.location.x
         var diffY = loc.y - bot.location.y
-        while(!bot.location.transform(diffX, diffY, 0).withinDistance(bot.location)) {
-            diffX /= 2
-            diffY /= 2
-        }
-        GameWorld.Pulser.submit(object : MovementPulse(bot, bot.location.transform(diffX, diffY, 0), Pathfinder.SMART) {
-            override fun pulse(): Boolean {
-                return true
-            }
-        })
+        
+        val vec = Vector.betweenLocs(bot.location, loc)
+        val norm = vec.normalized()
+        val tiles = kotlin.math.min(kotlin.math.floor(vec.magnitude()).toInt(), ServerConstants.MAX_PATHFIND_DISTANCE - 1)
+        val loc = bot.location.transform(norm * tiles)
+        bot.pulseManager.run(object : MovementPulse(bot, loc) { override fun pulse() : Boolean { return true } })
     }
 
     /**
@@ -469,6 +422,7 @@ class ScriptAPI(private val bot: Player) {
             override fun pulse(): Boolean {
                 bot.unlock()
                 bot.properties.teleportLocation = location
+                bot.pulseManager.clear()
                 bot.animator.reset()
                 return true
             }
@@ -599,6 +553,7 @@ class ScriptAPI(private val bot: Player) {
             override fun pulse(): Boolean {
                 bot.unlock()
                 bot.properties.teleportLocation = location
+                bot.pulseManager.clear()
                 bot.animator.reset()
                 return true
             }

Server/src/main/core/game/interaction/MovementPulse.java

@@ -78,6 +78,8 @@ public abstract class MovementPulse extends Pulse {
 
     private Function2<Entity,Node,Location> overrideMethod;
 
+    private Location previousLoc;
+
     /**
      * Constructs a new {@code MovementPulse} {@code Object}.
      *
@@ -263,7 +265,7 @@ public abstract class MovementPulse extends Pulse {
             else if (inside) {
                 loc = findBorderLocation();
             }
-        }
+        } else if (loc == previousLoc) return;
 
         if (destination == null) {
             return;
@@ -293,6 +295,7 @@ public abstract class MovementPulse extends Pulse {
             }
 
             Path path = Pathfinder.find(mover, loc != null ? loc : destination, true, pathfinder);
+            loc = destination.getLocation();
             near = !path.isSuccessful() || path.isMoveNear();
             interactLocation = mover.getLocation();
             boolean canMove = true;
@@ -330,6 +333,7 @@ public abstract class MovementPulse extends Pulse {
                     }
                 }
             }
+            previousLoc = loc;
         }
         last = destination.getLocation();
     }

Server/src/main/core/game/interaction/ScriptProcessor.kt

@@ -45,11 +45,11 @@ class ScriptProcessor(val entity: Entity) {
         if (entity !is Player) return
         if (!entity.delayed() && canProcess && interactTarget != null) {
             if (opScript != null && inOperableDistance()) {
-                face(entity, interactTarget?.centerLocation ?: return)
+                face(entity, interactTarget?.getFaceLocation(entity.location) ?: return)
                 processInteractScript(opScript ?: return)
             }
             else if (apScript != null && inApproachDistance(apScript ?: return)) {
-                face(entity, interactTarget?.centerLocation ?: return)
+                face(entity, interactTarget?.getFaceLocation(entity.location) ?: return)
                 processInteractScript(apScript ?: return)
             }
             else if (apScript == null && opScript == null && inOperableDistance()) {

Server/src/main/core/game/node/Node.java

@@ -9,6 +9,7 @@ import core.game.node.scenery.Scenery;
 import core.game.world.map.Direction;
 import core.game.world.map.Location;
 import core.tools.StringUtils;
+import core.api.utils.Vector;
 
 /**
  * Represents a node which is anything that is interactable in Keldagrim.
@@ -120,6 +121,21 @@ public abstract class Node {
 		return location.transform(offset, offset, 0);
 	}
 
+        public Vector getMathematicalCenter() {
+            Location topRight = location.transform(size - 1, size - 1, 0);
+            double x = ((double) location.getX() + (double) topRight.getX()) / 2.0;
+            double y = ((double) location.getY() + (double) topRight.getY()) / 2.0;
+            return new Vector(x, y);
+        }
+
+        public Location getFaceLocation (Location fromLoc) {
+            Vector center = getMathematicalCenter();
+            Vector fromVec = new Vector((double) fromLoc.getX(), (double) fromLoc.getY());
+            Vector difference = fromVec.minus(center);
+            Vector end = center.plus(difference.invert());
+            return Location.create((int)end.getX(), (int)end.getY(), fromLoc.getZ());
+        }
+
 	/**
 	 * Gets the name of this node.
 	 * @return The name.
@@ -266,4 +282,4 @@ public abstract class Node {
 	public void setRenderable(boolean renderable) {
 		this.renderable = renderable;
 	}
-}
+}

Server/src/main/core/game/system/config/ServerConfigParser.kt

@@ -150,6 +150,7 @@ object ServerConfigParser {
         ServerConstants.DRAGON_AXE_USE_OSRS_SPEC = data.getBoolean("world.dragon_axe_use_osrs_spec", false)
         ServerConstants.DISCORD_OPENRSC_HOOK = data.getString("server.openrsc_integration_webhook", "")
         ServerConstants.ENABLE_GLOBALCHAT = data.getBoolean("world.enable_globalchat", true)
+        ServerConstants.MAX_PATHFIND_DISTANCE = data.getLong("server.max_pathfind_dist", 25L).toInt()
 
         val logLevel = data.getString("server.log_level", "VERBOSE").uppercase()
         ServerConstants.LOG_LEVEL = parseEnumEntry<LogLevel>(logLevel) ?: LogLevel.VERBOSE

Server/src/main/core/game/world/map/RegionPlane.java

@@ -201,6 +201,17 @@ public final class RegionPlane {
 	public Scenery[][] getObjects() {
 		return objects;
 	}
+
+        public List<Scenery> getObjectList() {
+            ArrayList<Scenery> list = new ArrayList();
+            for (int x = 0; x < REGION_SIZE; x++) {
+                for (int y = 0; y < REGION_SIZE; y++) {
+                    if (objects[x][y] != null)
+                        list.add(objects[x][y]);
+                }
+            }
+            return list;
+        }
 	
 	/**
 	 * Clears this region plane.
@@ -422,4 +433,4 @@ public final class RegionPlane {
 		return chunks;
 	}
 
-}
+}

Server/src/main/core/game/world/map/path/Pathfinder.java

@@ -151,6 +151,10 @@ public abstract class Pathfinder {
 		return find(start, destination, true, SMART);
 	}
 
+        public static Path find(Location start, Node destination, int moverSize) {
+                return find(start, moverSize, destination, true, SMART, RegionManager::getClippingFlag);
+        }
+
 	/**
 	 * Finds a path from the start location to the end location.
 	 * @param destination The destination node.

Server/src/main/core/game/world/map/path/SmartPathfinder.kt

@@ -4,6 +4,8 @@ import core.game.world.GameWorld
 import core.game.world.map.Direction
 import core.game.world.map.Location
 import core.game.world.map.Point
+import core.api.utils.Vector
+import core.ServerConstants
 
 import java.util.Comparator
 import java.util.PriorityQueue
@@ -95,9 +97,22 @@ internal constructor() : Pathfinder() {
         }
     }
 
-    override fun find(start: Location?, moverSize: Int, end: Location?, sizeX: Int, sizeY: Int, rotation: Int, type: Int, walkingFlag: Int, near: Boolean, clipMaskSupplier: ClipMaskSupplier?): Path {
+    override fun find(start: Location?, moverSize: Int, dest: Location?, sizeX: Int, sizeY: Int, rotation: Int, type: Int, walkingFlag: Int, near: Boolean, clipMaskSupplier: ClipMaskSupplier?): Path {
         reset()
-        assert(start != null && end != null)
+        assert(start != null && dest != null)
+        var vec = Vector.betweenLocs(start!!, dest!!)
+        var mag = kotlin.math.floor(vec.magnitude())
+        var end = dest!!
+        if (mag > ServerConstants.MAX_PATHFIND_DISTANCE) {
+            try {
+                if (mag < 50.0) { //truncate the path if it's realistically long
+                    vec = vec.normalized() * (ServerConstants.MAX_PATHFIND_DISTANCE - 1)
+                    end = start!!.transform(vec)
+                } else throw Exception("Pathfinding distance exceeds server max! -> " + mag.toString() + " {" + start + "->" + end + "}")
+            } catch (e: Exception) {
+                e.printStackTrace()
+            }
+        }
         val path = Path()
         foundPath = false
         for (x in 0..103) {
@@ -226,6 +241,8 @@ internal constructor() : Pathfinder() {
             path.points.add(Point(absX, absY))
         }
         path.setSuccesful(true)
+        if (end != dest)
+            path.isMoveNear = true
         return path
     }
 

Server/src/main/core/net/packet/PacketProcessor.kt

@@ -55,6 +55,7 @@ import core.net.packet.`in`.Packet
 import core.net.packet.`in`.RunScript
 import core.tools.Log
 import core.worker.ManagementEvents
+import core.api.utils.Vector
 import java.io.PrintWriter
 import java.io.StringWriter
 import java.lang.Math.min
@@ -452,15 +453,22 @@ object PacketProcessor {
             //there's more data in this packet, we're just not using it
         }
 
+        var loc = Location.create(x,y,player.location.z)
         var canWalk = !player.locks.isMovementLocked
 
+        val vec = Vector.betweenLocs(player.location, loc)
+        if (vec.magnitude() > ServerConstants.MAX_PATHFIND_DISTANCE) {
+            val newVec = vec.normalized() * (ServerConstants.MAX_PATHFIND_DISTANCE - 1)
+            loc = player.location.transform(newVec)
+        }
+
         if (canWalk && player.interfaceManager.isOpened && !player.interfaceManager.opened.definition.isWalkable)
             canWalk = canWalk && player.interfaceManager.close()
         if (canWalk && player.interfaceManager.hasChatbox() && !player.interfaceManager.chatbox.definition.isWalkable)
             player.interfaceManager.closeChatbox()
 
         if (!canWalk || !player.dialogueInterpreter.close()) {
-            player.debug("[WALK ACTION]-- NO HANDLE: PLAYER LOCKED OR INTERFACES SAY NO")
+            player.debug("[WALK ACTION]-- Action canceled. Either player is locked, interfaces can't close, or distance is beyond server pathfinding limit.")
             return sendClearMinimap(player)
         }
 
@@ -474,7 +482,7 @@ object PacketProcessor {
         player.faceLocation(null)
         player.scripts.reset()
 
-        player.pulseManager.run(object : MovementPulse(player, Location.create(x,y,player.location.z), isRunning) {
+        player.pulseManager.run(object : MovementPulse(player, loc, isRunning) {
             override fun pulse(): Boolean {
                 if (isRunning)
                     player.walkingQueue.isRunning = false
@@ -798,4 +806,4 @@ object PacketProcessor {
     }
 
     const val BASE_CHAT_CUTOFF = 81
-}
+}