304 lines
11 KiB
C#
Executable File
304 lines
11 KiB
C#
Executable File
using System.Runtime.InteropServices;
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using Dalamud.Hooking;
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using Dalamud.Memory;
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using Dalamud.Utility.Signatures;
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using FFXIVClientStructs.FFXIV.Client.System.Framework;
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using FFXIVClientStructs.FFXIV.Client.UI;
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using FFXIVClientStructs.FFXIV.Client.UI.Agent;
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using FFXIVClientStructs.FFXIV.Component.GUI;
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using Lumina.Excel.GeneratedSheets;
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using ValueType = FFXIVClientStructs.FFXIV.Component.GUI.ValueType;
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namespace ChatTwo.GameFunctions;
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internal unsafe class GameFunctions : IDisposable {
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private static class Signatures {
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internal const string IsMentorA1 = "48 8D 0D ?? ?? ?? ?? E8 ?? ?? ?? ?? 84 C0 74 71 0F B6 86";
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internal const string ResolveTextCommandPlaceholder = "E8 ?? ?? ?? ?? 49 8D 4F 18 4C 8B E0";
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internal const string CurrentChatEntryOffset = "8B 77 ?? 8D 46 01 89 47 14 81 FE ?? ?? ?? ?? 72 03 FF 47";
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}
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#region Functions
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[Signature("E8 ?? ?? ?? ?? 8B FD 8B CD", Fallibility = Fallibility.Fallible)]
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private readonly delegate* unmanaged<IntPtr, uint, IntPtr> _getInfoProxyByIndex = null!;
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[Signature("E8 ?? ?? ?? ?? 84 C0 74 0D B0 02", Fallibility = Fallibility.Fallible)]
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private readonly delegate* unmanaged<IntPtr, byte> _isMentor = null!;
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[Signature("48 89 5C 24 ?? 57 48 83 EC 20 48 8B FA 48 8B D9 E8 ?? ?? ?? ?? 48 8B 8B ?? ?? ?? ?? 48 85 C9", Fallibility = Fallibility.Fallible)]
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private readonly delegate* unmanaged<AgentInterface*, ulong, byte> _openPartyFinder = null!;
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[Signature("E8 ?? ?? ?? ?? EB 20 48 8B 46 28", Fallibility = Fallibility.Fallible)]
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private readonly delegate* unmanaged<AgentInterface*, uint, void> _openAchievement = null!;
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[Signature("E8 ?? ?? ?? ?? 41 8D 4F 08 84 C0", Fallibility = Fallibility.Fallible)]
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private readonly delegate* unmanaged<byte> _inInstance = null!;
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#endregion
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#region Hooks
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private delegate IntPtr ResolveTextCommandPlaceholderDelegate(IntPtr a1, byte* placeholderText, byte a3, byte a4);
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[Signature(Signatures.ResolveTextCommandPlaceholder, DetourName = nameof(ResolveTextCommandPlaceholderDetour))]
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private Hook<ResolveTextCommandPlaceholderDelegate>? ResolveTextCommandPlaceholderHook { get; init; }
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#endregion
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#pragma warning disable 0649
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[Signature(Signatures.CurrentChatEntryOffset, Offset = 2)]
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private readonly byte? _currentChatEntryOffset;
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[Signature(Signatures.IsMentorA1, ScanType = ScanType.StaticAddress)]
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private readonly IntPtr? _isMentorA1;
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#pragma warning restore 0649
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private Plugin Plugin { get; }
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internal Party Party { get; }
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internal Chat Chat { get; }
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internal Context Context { get; }
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internal GameFunctions(Plugin plugin) {
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this.Plugin = plugin;
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this.Party = new Party(this.Plugin);
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this.Chat = new Chat(this.Plugin);
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this.Context = new Context(this.Plugin);
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SignatureHelper.Initialise(this);
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this.ResolveTextCommandPlaceholderHook?.Enable();
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}
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public void Dispose() {
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this.Chat.Dispose();
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this.ResolveTextCommandPlaceholderHook?.Dispose();
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Marshal.FreeHGlobal(this._placeholderNamePtr);
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}
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private static IntPtr GetInfoModule() {
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var uiModule = Framework.Instance()->GetUiModule();
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var getInfoModule = (delegate* unmanaged<UIModule*, IntPtr>) uiModule->vfunc[33];
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return getInfoModule(uiModule);
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}
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internal IntPtr GetInfoProxyByIndex(uint idx) {
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var infoModule = GetInfoModule();
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return infoModule == IntPtr.Zero ? IntPtr.Zero : this._getInfoProxyByIndex(infoModule, idx);
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}
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internal uint? GetCurrentChatLogEntryIndex() {
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if (this._currentChatEntryOffset == null) {
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return null;
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}
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var log = (IntPtr) Framework.Instance()->GetUiModule()->GetRaptureLogModule();
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return *(uint*) (log + this._currentChatEntryOffset.Value);
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}
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internal void SendFriendRequest(string name, ushort world) {
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this.ListCommand(name, world, "friendlist");
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}
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internal void AddToBlacklist(string name, ushort world) {
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this.ListCommand(name, world, "blist");
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}
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private void ListCommand(string name, ushort world, string commandName) {
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var row = this.Plugin.DataManager.GetExcelSheet<World>()!.GetRow(world);
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if (row == null) {
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return;
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}
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var worldName = row.Name.RawString;
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this._replacementName = $"{name}@{worldName}";
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this.Plugin.Common.Functions.Chat.SendMessage($"/{commandName} add {this._placeholder}");
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}
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internal static void SetAddonInteractable(string name, bool interactable) {
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var unitManager = AtkStage.GetSingleton()->RaptureAtkUnitManager;
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var addon = (IntPtr) unitManager->GetAddonByName(name);
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if (addon == IntPtr.Zero) {
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return;
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}
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var flags = (uint*) (addon + 0x180);
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if (interactable) {
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*flags &= ~(1u << 22);
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} else {
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*flags |= 1 << 22;
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}
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}
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internal static void SetChatInteractable(bool interactable) {
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for (var i = 0; i < 4; i++) {
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SetAddonInteractable($"ChatLogPanel_{i}", interactable);
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}
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SetAddonInteractable("ChatLog", interactable);
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}
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internal static bool IsAddonInteractable(string name) {
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var unitManager = AtkStage.GetSingleton()->RaptureAtkUnitManager;
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var addon = (IntPtr) unitManager->GetAddonByName(name);
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if (addon == IntPtr.Zero) {
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return false;
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}
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var flags = (uint*) (addon + 0x180);
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return (*flags & (1 << 22)) == 0;
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}
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internal static void OpenItemTooltip(uint id) {
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var atkStage = AtkStage.GetSingleton();
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var agent = Framework.Instance()->GetUiModule()->GetAgentModule()->GetAgentByInternalId(AgentId.ItemDetail);
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var addon = atkStage->RaptureAtkUnitManager->GetAddonByName("ItemDetail");
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if (agent == null || addon == null) {
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// atkStage ain't gonna be null or we have bigger problems
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return;
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}
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var agentPtr = (IntPtr) agent;
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// addresses mentioned here are 6.11
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// see the call near the end of AgentItemDetail.Update
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// offsets valid as of 6.11
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// A54B19: sets some shit
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*(uint*) (agentPtr + 0x20) = 22;
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// A55218: switch goes down to default, which is what we want
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*(byte*) (agentPtr + 0x118) = 1;
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// A54BE0: item id when hovering over item in chat
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*(uint*) (agentPtr + 0x11C) = id;
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// A54BCC: always 0 when hovering over item in chat
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*(uint*) (agentPtr + 0x120) = 0;
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// A558A5: skips a check to do with inventory
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*(byte*) (agentPtr + 0x128) &= 0xEF;
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// A54B3F: when set to 1, lets everything continue (one frame)
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*(byte*) (agentPtr + 0x14A) = 1;
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// A54B59: skips early return
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*(byte*) (agentPtr + 0x14E) = 0;
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// this just probably needs to be set
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agent->AddonId = addon->ID;
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// vcall from E8 ?? ?? ?? ?? 0F B7 C0 48 83 C4 60 (FF 50 28 48 8B D3 48 8B CF)
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var vf5 = (delegate* unmanaged<AtkUnitBase*, byte, uint, void>*) ((IntPtr) addon->VTable + 40);
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// EA8BED: lets vf5 actually run
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*(byte*) ((IntPtr) atkStage + 0x2B4) |= 2;
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(*vf5)(addon, 0, 15);
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}
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internal static void CloseItemTooltip() {
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// hide addon first to prevent the "addon close" sound
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var addon = AtkStage.GetSingleton()->RaptureAtkUnitManager->GetAddonByName("ItemDetail");
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if (addon != null) {
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addon->Hide(true);
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}
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var agent = Framework.Instance()->GetUiModule()->GetAgentModule()->GetAgentByInternalId(AgentId.ItemDetail);
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if (agent != null) {
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agent->Hide();
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}
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}
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internal static void OpenPartyFinder() {
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// this whole method: 6.05: 84433A (FF 97 ?? ?? ?? ?? 41 B4 01)
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var lfg = Framework.Instance()->GetUiModule()->GetAgentModule()->GetAgentByInternalId(AgentId.LookingForGroup);
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if (lfg->IsAgentActive()) {
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var addonId = lfg->GetAddonID();
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var atkModule = Framework.Instance()->GetUiModule()->GetRaptureAtkModule();
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var atkModuleVtbl = (void**) atkModule->AtkModule.vtbl;
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var vf27 = (delegate* unmanaged<RaptureAtkModule*, ulong, ulong, byte>) atkModuleVtbl[27];
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vf27(atkModule, addonId, 1);
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} else {
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// 6.05: 8443DD
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if (*(uint*) ((IntPtr) lfg + 0x2AB8) > 0) {
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lfg->Hide();
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} else {
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lfg->Show();
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}
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}
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}
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internal bool IsMentor() {
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if (this._isMentor == null || this._isMentorA1 == null || this._isMentorA1.Value == IntPtr.Zero) {
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return false;
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}
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return this._isMentor(this._isMentorA1.Value) > 0;
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}
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internal void OpenPartyFinder(uint id) {
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if (this._openPartyFinder == null) {
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return;
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}
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var agent = Framework.Instance()->GetUiModule()->GetAgentModule()->GetAgentByInternalId(AgentId.LookingForGroup);
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if (agent != null) {
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this._openPartyFinder(agent, id);
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}
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}
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internal void OpenAchievement(uint id) {
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if (this._openAchievement == null) {
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return;
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}
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var agent = Framework.Instance()->GetUiModule()->GetAgentModule()->GetAgentByInternalId(AgentId.Achievement);
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if (agent != null) {
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this._openAchievement(agent, id);
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}
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}
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internal bool IsInInstance() {
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if (this._inInstance == null) {
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return false;
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}
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return this._inInstance() != 0;
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}
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internal void ClickNoviceNetworkButton() {
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var agent = Framework.Instance()->GetUiModule()->GetAgentModule()->GetAgentByInternalId(AgentId.ChatLog);
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// case 3
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var value = new AtkValue {
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Type = ValueType.Int,
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Int = 3,
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};
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var result = 0;
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var vf0 = *(delegate* unmanaged<AgentInterface*, int*, AtkValue*, ulong, ulong, int*>*) agent->VTable;
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vf0(agent, &result, &value, 0, 0);
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}
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private readonly IntPtr _placeholderNamePtr = Marshal.AllocHGlobal(128);
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private readonly string _placeholder = $"<{Guid.NewGuid():N}>";
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private string? _replacementName;
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private IntPtr ResolveTextCommandPlaceholderDetour(IntPtr a1, byte* placeholderText, byte a3, byte a4) {
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if (this._replacementName == null) {
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goto Original;
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}
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var placeholder = MemoryHelper.ReadStringNullTerminated((IntPtr) placeholderText);
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if (placeholder != this._placeholder) {
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goto Original;
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}
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MemoryHelper.WriteString(this._placeholderNamePtr, this._replacementName);
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this._replacementName = null;
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return this._placeholderNamePtr;
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Original:
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return this.ResolveTextCommandPlaceholderHook!.Original(a1, placeholderText, a3, a4);
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}
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}
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