EaglerForgeInjector/postinit.js
2024-09-01 13:36:54 +08:00

543 lines
24 KiB
JavaScript

(() => {
//EaglerForge post initialization code.
//This script cannot contain backticks, escape characters, or backslashes in order to inject into the dedicated server code.
var startedModLoader = false;
function startModLoader() {
if (!startedModLoader) {
startedModLoader = true;
modLoader([]);
}
}
ModAPI.hooks._classMap = {};
globalThis.PluginAPI ||= ModAPI;
ModAPI.mcinstance ||= {};
ModAPI.javaClient ||= {};
ModAPI.server = ModAPI.serverInstance = null;
ModAPI.dedicatedServer ||= {};
ModAPI.dedicatedServer._data ||= [];
ModAPI.dedicatedServer._wasUsed = false;
ModAPI.dedicatedServer.appendCode = function (code) {
if (ModAPI.dedicatedServer._wasUsed) {
return console.warn("The dedicated server has already launched, ModAPI.dedicatedServer.appendCode() is useless.");
}
if (typeof code === "function") {
ModAPI.dedicatedServer._data.push("(" + code.toString() + ")()");
} else if (typeof code === "string") {
ModAPI.dedicatedServer._data.push(code);
}
}
ModAPI.util ||= {};
ModAPI.util.getMethodFromPackage = function (classId, methodName) {
var name = "";
var classStuff = classId.split(".");
classStuff.forEach((component, i) => {
if (i === classStuff.length - 1) {
name += "_" + component;
} else {
name += component[0].toLowerCase();
}
});
name += "_" + methodName;
return name;
}
ModAPI.util.getCompiledNameFromPackage = ModAPI.util.getCompiledName = function (classId) {
var name = "";
var classStuff = classId.split(".");
classStuff.forEach((component, i) => {
if (i === classStuff.length - 1) {
name += "_" + component;
} else {
name += component[0].toLowerCase();
}
});
return name;
}
ModAPI.version = "v2.0";
ModAPI.flavour = "injector";
ModAPI.GNU = "terry pratchett";
ModAPI.credits = ["ZXMushroom63", "radmanplays", "OtterCodes101", "TheIdiotPlays"];
ModAPI.hooks.regenerateClassMap = function () {
ModAPI.hooks._rippedConstructorKeys = Object.keys(ModAPI.hooks._rippedConstructors);
ModAPI.hooks._rippedMethodKeys = Object.keys(ModAPI.hooks._rippedMethodTypeMap);
var compiledNames = new Set();
var metaMap = {};
//Loop through ripped metadata passes. Classes obtained through this method have full metadata (superclasses, full names, binary names, actual class)
ModAPI.hooks._rippedData.forEach(block => {
block.forEach(item => {
if (typeof item === "function") {
if (!item.$meta || typeof item.$meta.name !== "string") {
return;
}
var compiledName = ModAPI.util.getCompiledNameFromPackage(item.$meta.name);
compiledNames.add(compiledName);
metaMap[compiledName] = item;
}
});
});
ModAPI.hooks._rippedConstructorKeys.forEach(constructor => {
if (typeof constructor === "string" && constructor.length > 0) {
//Constructor names are phrased as aaa_Apple__init_3 or similar, the separator is __init_
var constructorData = constructor.split("__init_");
if (constructorData[0] && constructorData[0].includes("_")) {
compiledNames.add(constructorData[0]);
}
}
});
//Initialise all compiled names into the class map
compiledNames.forEach(compiledName => {
var item = metaMap[compiledName];
var classId = item?.$meta?.name || null;
if (!ModAPI.hooks._classMap[compiledName]) {
ModAPI.hooks._classMap[compiledName] = {
"name": compiledName.split("_")[1],
"id": classId,
"binaryName": item?.$meta?.binaryName || null,
"constructors": [],
"methods": {},
"staticMethods": {},
"staticVariables": {},
"staticVariableNames": [],
"class": item || null,
"hasMeta": !!item,
"compiledName": compiledName
}
}
if (typeof item?.$meta?.superclass === "function" && item?.$meta?.superclass?.$meta) {
ModAPI.hooks._classMap[compiledName].superclass = item.$meta.superclass.$meta.name;
} else {
ModAPI.hooks._classMap[compiledName].superclass = null;
}
ModAPI.hooks._classMap[compiledName].staticVariableNames = ModAPI.hooks._rippedStaticIndexer[compiledName];
ModAPI.hooks._classMap[compiledName].staticVariables = ModAPI.hooks._rippedStaticProperties[compiledName];
if (item?.["$$constructor$$"]) {
//Class does not have any hand written constructors
//Eg: class MyClass {}
ModAPI.hooks._classMap[compiledName].constructors.push(item["$$constructor$$"]);
} else {
//Class has hand written constructors, we need to search in the stash
ModAPI.hooks._rippedConstructorKeys.forEach(constructor => {
if (constructor.startsWith(compiledName + "__init_") && !constructor.includes("$lambda$")) {
ModAPI.hooks._classMap[compiledName].constructors.push(ModAPI.hooks._rippedConstructors[constructor]);
}
});
}
ModAPI.hooks._rippedMethodKeys.forEach((method) => {
if (method.startsWith(compiledName + "_") && !method.includes("$lambda$")) {
var targetMethodMap = ModAPI.hooks._classMap[compiledName].methods;
if (ModAPI.hooks._rippedMethodTypeMap[method] === "static") {
targetMethodMap = ModAPI.hooks._classMap[compiledName].staticMethods;
}
targetMethodMap[method.replace(compiledName + "_", "")] = {
method: ModAPI.hooks.methods[method],
proxiedMethod: function (...args) {
return ModAPI.hooks.methods[method].apply(this, args);
},
methodName: method
};
}
});
});
console.log("[ModAPI] Regenerated hook classmap.");
}
ModAPI.hooks.regenerateClassMap();
var reloadDeprecationWarnings = 0;
const TeaVM_to_BaseData_ProxyConf = {
get(target, prop, receiver) {
if (prop === "getRef") {
return function () {
return target;
}
}
if (prop === "reload") {
return function () {
if (reloadDeprecationWarnings < 10) {
console.warn("ModAPI/PluginAPI reload() is obsolete, please stop using it in code.")
reloadDeprecationWarnings++;
}
}
}
var outProp = "$" + prop;
var outputValue = Reflect.get(target, outProp, receiver);
if (outputValue && typeof outputValue === "object" && Array.isArray(outputValue.data) && typeof outputValue.type === "function") {
return outputValue.data;
}
if (outputValue && typeof outputValue === "function") {
return function (...args) {
return outputValue.apply(target, args);
}
}
return outputValue;
},
set(object, prop, value) {
var outProp = "$" + prop;
object[outProp] = value;
return true;
},
};
const TeaVMArray_To_Recursive_BaseData_ProxyConf = {
get(target, prop, receiver) {
var outputValue = Reflect.get(target, prop, receiver);
if (outputValue && typeof outputValue === "object" && !Array.isArray(outputValue)) {
return new Proxy(outputValue, TeaVM_to_Recursive_BaseData_ProxyConf);
}
if (prop === "getRef") {
return function () {
return target;
}
}
return outputValue;
},
set(object, prop, value) {
object[prop] = value;
return true;
}
}
const TeaVM_to_Recursive_BaseData_ProxyConf = {
get(target, prop, receiver) {
if (prop === "getRef") {
return function () {
return target;
}
}
if (prop === "reload") {
return function () {
if (reloadDeprecationWarnings < 10) {
console.warn("ModAPI/PluginAPI reload() is obsolete, please stop using it in code.")
reloadDeprecationWarnings++;
}
}
}
var outProp = "$" + prop;
var outputValue = Reflect.get(target, outProp, receiver);
if (outputValue && typeof outputValue === "object" && Array.isArray(outputValue.data) && typeof outputValue.type === "function") {
return new Proxy(outputValue.data, TeaVMArray_To_Recursive_BaseData_ProxyConf);
}
if (outputValue && typeof outputValue === "object" && !Array.isArray(outputValue)) {
return new Proxy(outputValue, TeaVM_to_Recursive_BaseData_ProxyConf);
}
if (outputValue && typeof outputValue === "function") {
return function (...args) {
return outputValue.apply(target, args);
}
}
return outputValue;
},
set(object, prop, value) {
var outProp = "$" + prop;
object[outProp] = value;
return true;
},
};
const StaticProps_ProxyConf = {
get(target, prop, receiver) {
var outProp = prop;
var outputValue = Reflect.get(target, outProp, receiver);
if (outputValue && typeof outputValue === "object" && Array.isArray(outputValue.data) && typeof outputValue.type === "function") {
return new Proxy(outputValue.data, TeaVMArray_To_Recursive_BaseData_ProxyConf);
}
if (outputValue && typeof outputValue === "object" && !Array.isArray(outputValue)) {
return new Proxy(outputValue, TeaVM_to_Recursive_BaseData_ProxyConf);
}
return outputValue;
},
set(object, prop, value) {
var outProp = prop;
object[outProp] = value;
return true;
},
};
ModAPI.util.TeaVM_to_BaseData_ProxyConf = TeaVM_to_BaseData_ProxyConf;
ModAPI.util.TeaVMArray_To_Recursive_BaseData_ProxyConf = TeaVMArray_To_Recursive_BaseData_ProxyConf;
ModAPI.util.TeaVM_to_Recursive_BaseData_ProxyConf = TeaVM_to_Recursive_BaseData_ProxyConf;
ModAPI.util.StaticProps_ProxyConf = StaticProps_ProxyConf;
ModAPI.required = new Set();
ModAPI.events = {};
ModAPI.events.types = ["event"];
ModAPI.events.listeners = { "event": [] };
ModAPI.addEventListener = function addEventListener(name, callback) {
if (!callback || typeof callback !== "function") {
throw new Error("[ModAPI] Invalid callback!");
}
if (ModAPI.events.types.includes(name)) {
if (!Array.isArray(ModAPI.events.listeners[name])) {
ModAPI.events.listeners[name] = [];
}
ModAPI.events.listeners[name].push(callback);
console.log("[ModAPI] Added new event listener.");
} else {
throw new Error("[ModAPI] This event does not exist!");
}
};
ModAPI.removeEventListener = function removeEventListener(name, func, slow) {
if (!func) {
throw new Error("Invalid callback!");
}
if (!Array.isArray(ModAPI.events.listeners[name])) {
ModAPI.events.listeners[name] = [];
}
var targetArr = ModAPI.events.listeners[name];
if (!slow) {
if (targetArr.indexOf(func) !== -1) {
targetArr.splice(targetArr.indexOf(func), 1);
console.log("[ModAPI] Removed event listener.");
}
} else {
var functionString = func.toString();
targetArr.forEach((f, i) => {
if (f.toString() === functionString) {
targetArr.splice(i, 1);
console.log("[ModAPI] Removed event listener.");
}
});
}
};
ModAPI.events.newEvent = function newEvent(name, side) {
console.log("[ModAPI] Registered " + side + " event: " + name);
ModAPI.events.types.push(name);
};
ModAPI.events.callEvent = function callEvent(name, data) {
if (
!ModAPI.events.types.includes(name) ||
!Array.isArray(ModAPI.events.listeners[name])
) {
if (!Array.isArray(ModAPI.events.listeners[name])) {
if (ModAPI.events.types.includes(name)) {
ModAPI.events.listeners.event.forEach((func) => {
func({ event: name, data: data });
});
return;
}
return;
}
console.error(
"ModAPI/PluginAPI has been called with an invalid event name: " + name
);
console.error("Please report this bug to the repo.");
return;
}
ModAPI.events.listeners[name].forEach((func) => {
func(data);
});
ModAPI.events.listeners.event.forEach((func) => {
func({ event: name, data: data });
});
};
ModAPI.events.newEvent("update", "client");
ModAPI.require = function (module) {
ModAPI.required.add(module);
};
ModAPI.onUpdate = function () {
if (ModAPI.required.has("player") && ModAPI.javaClient && ModAPI.javaClient.$thePlayer) {
ModAPI.player = new Proxy(ModAPI.javaClient.$thePlayer, TeaVM_to_Recursive_BaseData_ProxyConf);
}
if (ModAPI.required.has("network") && ModAPI.javaClient && ModAPI.javaClient.$thePlayer && ModAPI.javaClient.$thePlayer.$sendQueue) {
ModAPI.network = new Proxy(ModAPI.javaClient.$thePlayer.$sendQueue, TeaVM_to_Recursive_BaseData_ProxyConf);
}
try {
ModAPI.events.callEvent("update");
} catch (error) {
console.error(error);
}
}
ModAPI.util.stringToUint16Array = function stringToUint16Array(str) {
const buffer = new ArrayBuffer(str.length * 2); // 2 bytes for each char
const uint16Array = new Uint16Array(buffer);
for (let i = 0; i < str.length; i++) {
uint16Array[i] = str.charCodeAt(i);
}
return uint16Array;
}
//Overrides $rt_resuming, $rt_suspending, $rt_currentThread. Experimental, but should be used if call stack leaks occur as a result of running internal code.
ModAPI.freezeCallstack = function () {
ModAPI.hooks.freezeCallstack = true;
}
ModAPI.unfreezeCallstack = function () {
ModAPI.hooks.freezeCallstack = false;
}
ModAPI.util.string = ModAPI.util.str = ModAPI.hooks._teavm.$rt_str;
ModAPI.util.setStringContent = function (jclString, string) {
jclString.$characters.data = ModAPI.util.stringToUint16Array(string);
}
ModAPI.util.jclStrToJsStr = ModAPI.util.unstr = ModAPI.util.unstring = ModAPI.util.ustr = ModAPI.hooks._teavm.$rt_ustr;
ModAPI.displayToChat = function (param) {
var v = typeof param === "object" ? param.msg : (param + "");
v ||= "";
var jclString = ModAPI.util.string(v);
ModAPI.hooks.methods["nmcg_GuiNewChat_printChatMessage"](ModAPI.javaClient.$ingameGUI.$persistantChatGUI, ModAPI.hooks._classMap[ModAPI.util.getCompiledName("net.minecraft.util.ChatComponentText")].constructors[0](jclString));
}
const updateMethodName = ModAPI.util.getMethodFromPackage("net.minecraft.client.entity.EntityPlayerSP", "onUpdate");
const originalUpdate = ModAPI.hooks.methods[updateMethodName];
ModAPI.hooks.methods[updateMethodName] = function (...args) {
ModAPI.onUpdate();
return originalUpdate.apply(this, args);
};
const initMethodName = ModAPI.util.getMethodFromPackage("net.minecraft.client.Minecraft", "startGame");
const originalInit = ModAPI.hooks.methods[initMethodName];
ModAPI.hooks.methods[initMethodName] = function (...args) {
var x = originalInit.apply(this, args);
//args[0] means $this (ie: minecraft instance).
ModAPI.mcinstance = ModAPI.javaClient = args[0];
ModAPI.settings = new Proxy(ModAPI.mcinstance.$gameSettings, TeaVM_to_Recursive_BaseData_ProxyConf);
startModLoader();
return x;
};
var integratedServerStartup = ModAPI.util.getMethodFromPackage("net.lax1dude.eaglercraft.v1_8.sp.internal.ClientPlatformSingleplayer", "loadIntegratedServerSourceInline");
//Integrated server setup has a randomised suffix on the end
integratedServerStartup = ModAPI.hooks._rippedMethodKeys.filter(key => { return key.startsWith(integratedServerStartup); })[0];
const integratedServerStartupMethod = ModAPI.hooks.methods[integratedServerStartup];
ModAPI.hooks.methods[integratedServerStartup] = function (worker, bootstrap) {
var x = integratedServerStartupMethod.apply(this, [worker, bootstrap + ";" + globalThis.modapi_postinit + ";" + ModAPI.dedicatedServer._data.join(";")]);
ModAPI.dedicatedServer._data = [];
ModAPI.dedicatedServer._wasUsed = true;
return x;
};
ModAPI.events.newEvent("load", "client");
ModAPI.events.newEvent("sendchatmessage", "client");
const sendChatMessageMethodName = ModAPI.util.getMethodFromPackage("net.minecraft.client.entity.EntityPlayerSP", "sendChatMessage");
const sendChatMessage = ModAPI.hooks.methods[sendChatMessageMethodName];
ModAPI.hooks.methods[sendChatMessageMethodName] = function ($this, $message) {
var data = {
preventDefault: false,
message: ModAPI.util.jclStrToJsStr($message)
}
ModAPI.events.callEvent("sendchatmessage", data);
if (data.preventDefault) {
return;
}
if (typeof data.message === "string") {
ModAPI.util.setStringContent($message, data.message)
}
return sendChatMessage.apply(this, [$this, $message]);
}
ModAPI.events.newEvent("tick", "server");
const serverTickMethodName = ModAPI.util.getMethodFromPackage("net.minecraft.server.MinecraftServer", "tick");
const serverTickMethod = ModAPI.hooks.methods[serverTickMethodName];
ModAPI.hooks.methods[serverTickMethodName] = function ($this) {
var data = { preventDefault: false }
ModAPI.events.callEvent("tick", data);
if (data.preventDefault) {
return;
}
return serverTickMethod.apply(this, [$this]);
}
ModAPI.events.newEvent("serverstart", "server");
const serverStartMethodName = ModAPI.util.getMethodFromPackage("net.lax1dude.eaglercraft.v1_8.sp.server.EaglerMinecraftServer", "startServer");
const serverStartMethod = ModAPI.hooks.methods[serverStartMethodName];
ModAPI.hooks.methods[serverStartMethodName] = function ($this) {
var x = serverStartMethod.apply(this, [$this]);
ModAPI.server = ModAPI.serverInstance = new Proxy($this, ModAPI.util.TeaVM_to_Recursive_BaseData_ProxyConf);
ModAPI.rawServer = $this;
ModAPI.events.callEvent("serverstart", {});
return x;
}
ModAPI.events.newEvent("serverstop", "server");
const serverStopMethodName = ModAPI.util.getMethodFromPackage("net.minecraft.server.MinecraftServer", "stopServer");
const serverStopMethod = ModAPI.hooks.methods[serverStopMethodName];
ModAPI.hooks.methods[serverStopMethodName] = function ($this) {
var x = serverStopMethod.apply(this, [$this]);
ModAPI.server = ModAPI.serverInstance = null;
ModAPI.events.callEvent("serverstop", {});
return x;
}
ModAPI.events.newEvent("receivechatmessage", "server");
const receiveChatMessageMethodName = ModAPI.util.getMethodFromPackage("net.minecraft.network.play.client.C01PacketChatMessage", "processPacket");
const receiveChatMessageMethod = ModAPI.hooks.methods[receiveChatMessageMethodName];
ModAPI.hooks.methods[receiveChatMessageMethodName] = function (...args) {
var $this = args[0];
var data = {
preventDefault: false,
message: ModAPI.util.jclStrToJsStr($this.$message3)
}
ModAPI.events.callEvent("sendchatmessage", data);
if (data.preventDefault) {
return;
}
if (typeof data.message === "string") {
ModAPI.util.setStringContent($this.$message3, data.message)
}
var x = receiveChatMessageMethod.apply(this, args);
return x;
}
ModAPI.events.newEvent("processcommand", "server");
const processCommandMethodName = ModAPI.util.getMethodFromPackage("net.minecraft.command.CommandHandler", "executeCommand");
const processCommandMethod = ModAPI.hooks.methods[processCommandMethodName];
ModAPI.hooks.methods[processCommandMethodName] = function ($this, $sender, $rawCommand) {
var data = {
preventDefault: false,
sender: new Proxy($sender, TeaVM_to_Recursive_BaseData_ProxyConf),
command: ModAPI.util.jclStrToJsStr($rawCommand)
}
ModAPI.events.callEvent("processcommand", data);
if (data.preventDefault) {
return;
}
if (typeof data.command === "string") {
ModAPI.util.setStringContent($rawCommand, data.command)
}
var x = processCommandMethod.apply(this, [$this, $sender, $rawCommand]);
return x;
}
ModAPI.items = new Proxy(ModAPI.hooks._classMap[ModAPI.util.getCompiledName("net.minecraft.init.Items")].staticVariables, StaticProps_ProxyConf);
ModAPI.blocks = new Proxy(ModAPI.hooks._classMap[ModAPI.util.getCompiledName("net.minecraft.init.Blocks")].staticVariables, StaticProps_ProxyConf);
const originalOptionsInit = ModAPI.hooks.methods[ModAPI.util.getMethodFromPackage("net.minecraft.client.gui.GuiOptions", "initGui")];
ModAPI.hooks.methods[ModAPI.util.getMethodFromPackage("net.minecraft.client.gui.GuiOptions", "initGui")] = function (...args) {
var x = originalOptionsInit.apply(this, args);
//NOT A BUG DO NOT FIX
var msg = Math.random() < 0.05 ? "Plugins" : "Mods";
// Find the right constructor. (int id, int x, int y, int width, int height, String buttonText);
var btnConstructor = ModAPI.hooks._classMap['nmcg_GuiButton'].constructors.filter(c => {return c.length === 6})[0];
var btn = btnConstructor(9635329, 0, args[0].$height8 - 21, 100, 20, ModAPI.util.str(msg));
args[0].$buttonList.$add(btn);
return x;
}
const originalOptionsAction = ModAPI.hooks.methods[ModAPI.util.getMethodFromPackage("net.minecraft.client.gui.GuiOptions", "actionPerformed")];
ModAPI.hooks.methods[ModAPI.util.getMethodFromPackage("net.minecraft.client.gui.GuiOptions", "actionPerformed")] = function (...args) {
if (args[1] && args[1].$id12 === 9635329) {
if (typeof window.modapi_displayModGui === "function") {
window.modapi_displayModGui();
} else {
alert("[ModAPI] Mod Manager GUI does not exist!")
}
}
var x = originalOptionsAction.apply(this, args);
return x;
}
})();