Merge pull request #37 from fedddddd/scripting

Chat notifies

src/client/component/logfile.cpp

@@ -0,0 +1,80 @@
+#include <std_include.hpp>
+#include "loader/component_loader.hpp"
+#include "scheduler.hpp"
+
+#include "game/scripting/entity.hpp"
+#include "game/scripting/execution.hpp"
+
+#include <utils/hook.hpp>
+
+namespace logfile
+{
+	namespace
+	{
+		bool evaluate_say(char* text, game::mp::gentity_s* ent)
+		{
+			auto hidden = false;
+
+			++text;
+
+			if (text[0] == '/')
+			{
+				hidden = true;
+				++text;
+			}
+
+			const std::string message = text;
+			const auto client = ent->s.entityNum;
+
+			scheduler::once([message, client]()
+			{
+				const scripting::entity level{*game::levelEntityId};
+				const auto player = scripting::call("getEntByNum", {client}).as<scripting::entity>();
+
+				scripting::notify(level, "say", {player, message});
+				scripting::notify(player, "say", {message});
+			}, scheduler::pipeline::server);
+
+			return hidden;
+		}
+	}
+
+	const auto say_stub = utils::hook::assemble([](utils::hook::assembler& a)
+	{
+		const auto hidden = a.newLabel();
+
+		a.pushad64();
+		a.mov(rcx, rbx);
+		a.mov(rdx, rdi);
+
+		a.call_aligned(evaluate_say);
+
+		a.cmp(al, 0);
+		a.jne(hidden);
+
+		a.popad64();
+		a.lea(rcx, dword_ptr(rsp, 0x80));
+		a.mov(r8d, 0x96);
+		a.jmp(0x1402E99DA);
+
+		a.bind(hidden);
+		a.popad64();
+		a.jmp(0x1402E9A44);
+	});
+
+	class component final : public component_interface
+	{
+	public:
+		void post_unpack() override
+		{
+			if (game::environment::is_sp())
+			{
+				return;
+			}
+
+			utils::hook::jump(0x1402E99CC, say_stub, true);
+		}
+	};
+}
+
+REGISTER_COMPONENT(logfile::component)