Merge pull request #10 from diamante0018/main

Add isBot function

README.md

@@ -43,6 +43,15 @@ This plugin adds some useful functions/methods to IW5's GSC VM
       }
   }
   ```
+# Player
+* `say(message)`: Prints a message to all players' chat.
+
+* `self tell(message)`: Prints a message to the player's chat.
+* `self setName(name)`: Sets a player's name.
+* `self resetName(name)`: Resets a player's name to its original.
+* `self setClantag(name)`: Sets a player's clantag.
+* `self resetClantag(name)`: Resets a player's clantag to its original.
+* `self removeClantag(name)`: Removes a player's clantag.
 # IO
 
 The basepath for all IO functions is `Plutonium/storage/iw5`
@@ -217,6 +226,6 @@ The basepath for all IO functions is `Plutonium/storage/iw5`
       */
   }
   ```
- 
+ * `jsonPrint(...)`: Prints values as json.
  # Credits
  * [xensik](https://github.com/xensik)

src/component/gsc.cpp

@@ -14,34 +14,6 @@
 
 namespace gsc
 {
-	std::unordered_map<const char*, const char*> replaced_functions;
-
-	function_args::function_args(std::vector<scripting::script_value> values)
-		: values_(values)
-	{
-	}
-
-	unsigned int function_args::size() const
-	{
-		return this->values_.size();
-	}
-
-	std::vector<scripting::script_value> function_args::get_raw() const
-	{
-		return this->values_;
-	}
-
-	scripting::script_value function_args::get(const int index) const
-	{
-		if (index >= this->values_.size())
-		{
-			throw std::runtime_error(utils::string::va("Insufficient arguments, got %i expected %i", 
-				this->values_.size(), index + 1));
-		}
-		
-		return this->values_[index];
-	}
-
 	std::unordered_map<unsigned, script_function> functions;
 	std::unordered_map<unsigned, script_method> methods;
 
@@ -104,12 +76,24 @@ namespace gsc
 
 		auto function_map_start = 0x200;
 		auto method_map_start = 0x8400;
+		auto token_map_start = 0x8000;
+		auto field_offset_start = 0xA000;
+
+		struct entity_field
+		{
+			std::string name;
+			std::function<scripting::script_value(unsigned int entnum)> getter;
+			std::function<void(unsigned int entnum, scripting::script_value)> setter;
+		};
+
+		std::vector<std::function<void()>> post_load_callbacks;
+		std::unordered_map<unsigned int, std::unordered_map<unsigned int, entity_field>> custom_fields;
 
 		void call_function(unsigned int id)
 		{
 			if (id < 0x200)
 			{
-				return reinterpret_cast<builtin_function*>(0x1D6EB34)[id]();
+				return reinterpret_cast<builtin_function*>(game::plutonium::function_table.get())[id]();
 			}
 
 			try
@@ -125,8 +109,8 @@ namespace gsc
 			catch (const std::exception& e)
 			{
 				printf("************** Script execution error **************\n");
-				printf("Error executing function %s\n", function_name(id).data());
-				printf("%s\n", e.what());
+				printf("Error executing function %s:\n", function_name(id).data());
+				printf("    %s\n", e.what());
 				printf("****************************************************\n");
 			}
 		}
@@ -135,7 +119,7 @@ namespace gsc
 		{
 			if (id < 0x8400)
 			{
-				return reinterpret_cast<builtin_method*>(0x1D4F258)[id](ent);
+				return reinterpret_cast<builtin_method*>(game::plutonium::method_table.get())[id - 0x8000](ent);
 			}
 
 			try
@@ -151,8 +135,8 @@ namespace gsc
 			catch (const std::exception& e)
 			{
 				printf("************** Script execution error **************\n");
-				printf("Error executing method %s\n", method_name(id).data());
-				printf("%s\n", e.what());
+				printf("Error executing method %s:\n", method_name(id).data());
+				printf("    %s\n", e.what());
 				printf("****************************************************\n");
 			}
 		}
@@ -202,60 +186,63 @@ namespace gsc
 			}
 		}
 
-		const char* replaced_pos = 0;
-
-		void get_replaced_pos(const char* pos)
+		utils::hook::detour scr_get_object_field_hook;
+		void scr_get_object_field_stub(unsigned int classnum, int entnum, unsigned int offset)
 		{
-			if (replaced_functions.find(pos) != replaced_functions.end())
+			if (custom_fields[classnum].find(offset) == custom_fields[classnum].end())
 			{
-				replaced_pos = replaced_functions[pos];
+				return scr_get_object_field_hook.invoke<void>(classnum, entnum, offset);
+			}
+
+			const auto field = custom_fields[classnum][offset];
+
+			try
+			{
+				const auto result = field.getter(entnum);
+				return_value(result);
+			}
+			catch (const std::exception& e)
+			{
+				printf("************** Script execution error **************\n");
+				printf("Error getting field %s:\n", field.name.data());
+				printf("    %s\n", e.what());
+				printf("****************************************************\n");
 			}
 		}
 
-		__declspec(naked) void vm_execute_stub()
+		utils::hook::detour scr_set_object_field_hook;
+		void scr_set_object_field_stub(unsigned int classnum, int entnum, unsigned int offset)
 		{
-			__asm
+			if (custom_fields[classnum].find(offset) == custom_fields[classnum].end())
 			{
-				pushad
-				push esi
-				call get_replaced_pos
-				pop esi
-				popad
-
-				cmp replaced_pos, 0
-				jne set_pos
-
-				movzx eax, byte ptr[esi]
-				inc esi
-
-				jmp loc_1
-			loc_1:
-				mov [ebp - 0x18], eax
-				mov [ebp - 0x8], esi
-
-				push ecx
-
-				mov ecx, 0x20B8E28
-				mov [ecx], eax
-
-				mov ecx, 0x20B4A5C
-				mov[ecx], esi
-
-				pop ecx
-
-				cmp eax, 0x98
-
-				push 0x56B740
-				retn
-			set_pos:
-				mov esi, replaced_pos
-				mov replaced_pos, 0
-
-				movzx eax, byte ptr[esi]
-				inc esi
-
-				jmp loc_1
+				return scr_set_object_field_hook.invoke<void>(classnum, entnum, offset);
 			}
+
+			const auto args = get_arguments();
+			const auto field = custom_fields[classnum][offset];
+
+			try
+			{
+				field.setter(entnum, args[0]);
+			}
+			catch (const std::exception& e)
+			{
+				printf("************** Script execution error **************\n");
+				printf("Error setting field %s:\n", field.name.data());
+				printf("    %s\n", e.what());
+				printf("****************************************************\n");
+			}
+		}
+
+		utils::hook::detour scr_post_load_scripts_hook;
+		void scr_post_load_scripts_stub()
+		{
+			for (const auto& callback : post_load_callbacks)
+			{
+				callback();
+			}
+
+			return scr_post_load_scripts_hook.invoke<void>();
 		}
 	}
 
@@ -281,39 +268,97 @@ namespace gsc
 		}
 	}
 
+	namespace field
+	{
+		void add(const classid classnum, const std::string& name,
+			const std::function<scripting::script_value(unsigned int entnum)>& getter,
+			const std::function<void(unsigned int entnum, const scripting::script_value&)>& setter)
+		{
+			const auto token_id = token_map_start++;
+			const auto offset = field_offset_start++;
+
+			custom_fields[classnum][offset] = {name, getter, setter};
+			(*game::plutonium::token_map_rev)[name] = token_id;
+
+			post_load_callbacks.push_back([classnum, name, token_id, offset]()
+			{
+				const auto name_str = game::SL_GetString(name.data(), 0);
+				game::Scr_AddClassField(classnum, name_str, token_id, offset);
+			});
+		}
+	}
+
+	function_args::function_args(std::vector<scripting::script_value> values)
+		: values_(values)
+	{
+	}
+
+	unsigned int function_args::size() const
+	{
+		return this->values_.size();
+	}
+
+	std::vector<scripting::script_value> function_args::get_raw() const
+	{
+		return this->values_;
+	}
+
+	scripting::value_wrap function_args::get(const int index) const
+	{
+		if (index >= this->values_.size())
+		{
+			throw std::runtime_error(utils::string::va("parameter %d does not exist", index));
+		}
+
+		return {this->values_[index], index};
+	}
+
 	class component final : public component_interface
 	{
 	public:
 		void post_unpack() override
 		{
+			scr_get_object_field_hook.create(0x52BDB0, scr_get_object_field_stub);
+			scr_set_object_field_hook.create(0x52BCC0, scr_set_object_field_stub);
+			scr_post_load_scripts_hook.create(0x628B50, scr_post_load_scripts_stub);
+
+			field::add(classid::entity, "flags",
+				[](unsigned int entnum) -> scripting::script_value
+				{
+					const auto entity = &game::g_entities[entnum];
+					return entity->flags;
+				},
+				[](unsigned int entnum, const scripting::script_value& value)
+				{
+					const auto entity = &game::g_entities[entnum];
+					entity->flags = value.as<int>();
+				}
+			);
+
+			field::add(classid::entity, "clientflags",
+				[](unsigned int entnum) -> scripting::script_value
+				{
+					const auto entity = &game::g_entities[entnum];
+					return entity->client->flags;
+				},
+				[](unsigned int entnum, const scripting::script_value& value)
+				{
+					const auto entity = &game::g_entities[entnum];
+					entity->client->flags = value.as<int>();
+				}
+			);
+
 			function::add("executecommand", [](const function_args& args) -> scripting::script_value
 			{
 				game::Cbuf_AddText(0, args[0].as<const char*>());
 				return {};
 			});
 
-			function::add("replacefunc", [](const function_args& args) -> scripting::script_value
-			{
-				const auto what = args[0].as<scripting::function>();
-				const auto with = args[1].as<scripting::function>();
-
-				replaced_functions[what.get_pos()] = with.get_pos();
-
-				return {};
-			});
-
 			function::add("addcommand", [](const function_args& args) -> scripting::script_value
 			{
 				const auto name = args[0].as<std::string>();
-				const auto function = args[1].get_raw();
-
-				if (function.type != game::SCRIPT_FUNCTION)
-				{
-					throw std::runtime_error("Invalid type");
-				}
-
-				const auto pos = function.u.codePosValue;
-				command::add_script_command(name, [pos](const command::params& params)
+				const auto function = args[1].as<scripting::function>();
+				command::add_script_command(name, [function](const command::params& params)
 				{
 					scripting::array array;
 					for (auto i = 0; i < params.size(); i++)
@@ -321,7 +366,7 @@ namespace gsc
 						array.push(params[i]);
 					}
 
-					scripting::exec_ent_thread(*game::levelEntityId, pos, {array.get_raw()});
+					function({array.get_raw()});
 				});
 
 				return {};
@@ -350,9 +395,45 @@ namespace gsc
 				return {};
 			});
 
+			method::add("specialtymarathon", [](const game::scr_entref_t ent, const function_args& args) -> scripting::script_value
+			{
+				if (ent.classnum != 0)
+				{
+					throw std::runtime_error("Invalid entity");
+				}
+
+				const auto num = ent.entnum;
+				const auto toggle = args[0].as<int>();
+
+				auto g_client = game::g_entities[num].client;
+				auto playerState = &g_client->ps;
+				auto flags = playerState->perks[0];
+
+				playerState->perks[0] = toggle
+					? flags | 0x4000u
+					: flags & ~0x4000u;
+
+				return {};
+			});
+
+			method::add("isbot", [](const game::scr_entref_t ent, const function_args& args) -> scripting::script_value
+			{
+				if (ent.classnum != 0)
+				{
+					throw std::runtime_error("Invalid entity");
+				}
+
+				const auto client = ent.entnum;
+				if (game::g_entities[client].client == nullptr)
+				{
+					throw std::runtime_error("entity is not a player");
+				}
+
+				return game::svs_clients[client].bIsTestClient;
+			});
+
 			utils::hook::jump(0x56C8EB, call_builtin_stub);
 			utils::hook::jump(0x56CBDC, call_builtin_method_stub);
-			utils::hook::jump(0x56B726, vm_execute_stub);
 		}
 	};
 }

src/component/gsc.hpp

@@ -1,19 +1,28 @@
 #pragma once
+#include "game/scripting/array.hpp"
+#include "game/scripting/execution.hpp"
 
 namespace gsc
 {
-	extern std::unordered_map<const char*, const char*> replaced_functions;
+	enum classid
+	{
+		entity,
+		hudelem,
+		pathnode,
+		node,
+		count
+	};
 
 	class function_args
 	{
 	public:
 		function_args(std::vector<scripting::script_value>);
 
-		unsigned int function_args::size() const;
-		std::vector<scripting::script_value> function_args::get_raw() const;
-		scripting::script_value get(const int index) const;
+		unsigned int size() const;
+		std::vector<scripting::script_value> get_raw() const;
+		scripting::value_wrap get(const int index) const;
 
-		scripting::script_value operator[](const int index) const
+		scripting::value_wrap operator[](const int index) const
 		{
 			return this->get(index);
 		}
@@ -36,4 +45,11 @@ namespace gsc
 	{
 		void add(const std::string& name, const script_method& func);
 	}
+
+	namespace field
+	{
+		void add(const classid classnum, const std::string& name,
+			const std::function<scripting::script_value(unsigned int entnum)>& getter,
+			const std::function<void(unsigned int entnum, const scripting::script_value&)>& setter);
+	}
 }

src/component/io.cpp

@@ -2,12 +2,6 @@
 #include "loader/component_loader.hpp"
 
 #include "scheduler.hpp"
-
-#include "game/scripting/event.hpp"
-#include "game/scripting/execution.hpp"
-#include "game/scripting/functions.hpp"
-#include "game/scripting/array.hpp"
-
 #include "gsc.hpp"
 #include "json.hpp"
 
@@ -150,7 +144,7 @@ namespace io
 					array.push(file);
 				}
 
-				return array.get_raw();
+				return array;
 			});
 
 			gsc::function::add("copyfolder", [](const gsc::function_args& args)
@@ -161,6 +155,26 @@ namespace io
 
 				return scripting::script_value{};
 			});
+
+			gsc::function::add("httpget", [](const gsc::function_args& args) -> scripting::script_value
+			{
+				const auto url = args[0].as<std::string>();
+				const auto object = scripting::entity(scripting::make_object());
+
+				scheduler::once([object, url]()
+				{
+					const auto result = utils::http::get_data(url.data());
+					scheduler::once([object, result]()
+					{
+						const auto value = result.has_value()
+							? result.value().substr(0, 0x5000)
+							: "";
+						scripting::notify(object, "done", {value});
+					});
+				}, scheduler::pipeline::async);
+			
+				return object;
+			});
 		}
 	};
 }

src/component/json.cpp

@@ -2,12 +2,6 @@
 #include "loader/component_loader.hpp"
 
 #include "scheduler.hpp"
-
-#include "game/scripting/event.hpp"
-#include "game/scripting/execution.hpp"
-#include "game/scripting/functions.hpp"
-#include "game/scripting/array.hpp"
-
 #include "gsc.hpp"
 #include "json.hpp"
 
@@ -28,18 +22,23 @@ namespace json
 			const auto keys = array.get_keys();
 			for (auto i = 0; i < keys.size(); i++)
 			{
+				const auto is_int = keys[i].is<int>();
+				const auto is_string = keys[i].is<std::string>();
+
 				if (string_indexed == -1)
 				{
-					string_indexed = keys[i].is_string;
+					string_indexed = is_string;
 				}
 
-				if (!string_indexed && keys[i].is_integer)
+				if (!string_indexed && is_int)
 				{
-					obj[keys[i].index] = gsc_to_json(array[keys[i].index]);
+					const auto index = keys[i].as<int>();
+					obj[index] = gsc_to_json(array[index]);
 				}
-				else if (string_indexed && keys[i].is_string)
+				else if (string_indexed && is_string)
 				{
-					obj.emplace(keys[i].key, gsc_to_json(array[keys[i].key]));
+					const auto key = keys[i].as<std::string>();
+					obj.emplace(key, gsc_to_json(array[key]));
 				}
 			}
 
@@ -168,7 +167,7 @@ namespace json
 					array[key] = args[i + 1];
 				}
 
-				return array.get_raw();
+				return array;
 			});
 
 			gsc::function::add("jsonparse", [](const gsc::function_args& args)

src/component/notifies.cpp

@@ -1,14 +1,15 @@
 #include <stdinc.hpp>
 #include "loader/component_loader.hpp"
-#include "scheduler.hpp"
 
-#include "game/scripting/entity.hpp"
-#include "game/scripting/execution.hpp"
+#include "scheduler.hpp"
+#include "gsc.hpp"
+#include "scripting.hpp"
 
 namespace notifies
 {
 	namespace
 	{
+		std::vector<scripting::function> say_callbacks;
 		utils::hook::detour client_command_hook;
 
 		void client_command_stub(int clientNum)
@@ -17,19 +18,28 @@ namespace notifies
 
 			game::SV_Cmd_ArgvBuffer(0, cmd, 1024);
 
+			auto hidden = false;
 			if (cmd == "say"s || cmd == "say_team"s)
 			{
 				std::string message = game::ConcatArgs(1);
 				message.erase(0, 1);
 
-				const scripting::entity level{*game::levelEntityId};
-				const auto player = scripting::call("getEntByNum", {clientNum}).as<scripting::entity>();
+				for (const auto& callback : say_callbacks)
+				{
+					const auto entity_id = game::Scr_GetEntityId(clientNum, 0);
+					const auto result = callback(entity_id, {message, cmd == "say_team"s});
 
-				scripting::notify(level, cmd, {player, message});
-				scripting::notify(player, cmd, {message});
+					if (result.is<int>() && !hidden)
+					{
+						hidden = result.as<int>() == 0;
+					}
+				}
 			}
 
-			return client_command_hook.invoke<void>(clientNum);
+			if (!hidden)
+			{
+				client_command_hook.invoke<void>(clientNum);
+			}
 		}
 	}
 
@@ -39,6 +49,18 @@ namespace notifies
 		void post_unpack() override
 		{
 			client_command_hook.create(0x502CB0, client_command_stub);
+
+			scripting::on_shutdown([]()
+			{
+				say_callbacks.clear();
+			});
+
+			gsc::function::add("onplayersay", [](const gsc::function_args& args) -> scripting::script_value
+			{
+				const auto function = args[0].as<scripting::function>();
+				say_callbacks.push_back(function);
+				return {};
+			});
 		}
 	};
 }

src/component/scheduler.cpp

@@ -1,73 +1,128 @@
 #include <stdinc.hpp>
 #include "loader/component_loader.hpp"
+#include "scheduler.hpp"
+#include "game/game.hpp"
 
 namespace scheduler
 {
 	namespace
 	{
-		std::queue<std::function<void()>> tasks;
-
 		struct task
 		{
-			std::function<bool()> handler;
+			std::function<bool()> handler{};
 			std::chrono::milliseconds interval{};
 			std::chrono::high_resolution_clock::time_point last_call{};
 		};
 
-		utils::concurrent_list<task> callbacks;
+		using task_list = std::vector<task>;
 
-		void execute()
+		class task_pipeline
 		{
-			for (auto callback : callbacks)
+		public:
+			void add(task&& task)
 			{
-				const auto now = std::chrono::high_resolution_clock::now();
-				const auto diff = now - callback->last_call;
-
-				if (diff < callback->interval) continue;
-
-				callback->last_call = now;
-
-				const auto res = callback->handler();
-				if (res)
+				new_callbacks_.access([&task](task_list& tasks)
 				{
-					callbacks.remove(callback);
-				}
+					tasks.emplace_back(std::move(task));
+				});
 			}
+
+			void execute()
+			{
+				callbacks_.access([&](task_list& tasks)
+				{
+					this->merge_callbacks();
+
+					for (auto i = tasks.begin(); i != tasks.end();)
+					{
+						const auto now = std::chrono::high_resolution_clock::now();
+						const auto diff = now - i->last_call;
+
+						if (diff < i->interval)
+						{
+							++i;
+							continue;
+						}
+
+						i->last_call = now;
+
+						const auto res = i->handler();
+						if (res == cond_end)
+						{
+							i = tasks.erase(i);
+						}
+						else
+						{
+							++i;
+						}
+					}
+				});
+			}
+
+		private:
+			utils::concurrency::container<task_list> new_callbacks_;
+			utils::concurrency::container<task_list, std::recursive_mutex> callbacks_;
+
+			void merge_callbacks()
+			{
+				callbacks_.access([&](task_list& tasks)
+				{
+					new_callbacks_.access([&](task_list& new_tasks)
+					{
+						tasks.insert(tasks.end(), std::move_iterator<task_list::iterator>(new_tasks.begin()), std::move_iterator<task_list::iterator>(new_tasks.end()));
+						new_tasks = {};
+					});
+				});
+			}
+		};
+
+		std::thread thread;
+		task_pipeline pipelines[pipeline::count];
+
+		void execute(const pipeline type)
+		{
+			assert(type >= 0 && type < pipeline::count);
+			pipelines[type].execute();
 		}
 
-		void server_frame()
+		void server_frame_stub()
 		{
-			execute();
 			reinterpret_cast<void (*)()>(0x50C1E0)();
+			execute(pipeline::server);
 		}
 	}
 
-	void schedule(const std::function<bool()>& callback, const std::chrono::milliseconds delay)
+	void schedule(const std::function<bool()>& callback, const pipeline type,
+		const std::chrono::milliseconds delay)
 	{
+		assert(type >= 0 && type < pipeline::count);
+
 		task task;
 		task.handler = callback;
 		task.interval = delay;
 		task.last_call = std::chrono::high_resolution_clock::now();
 
-		callbacks.add(task);
+		pipelines[type].add(std::move(task));
 	}
 
-	void loop(const std::function<void()>& callback, const std::chrono::milliseconds delay)
+	void loop(const std::function<void()>& callback, const pipeline type,
+		const std::chrono::milliseconds delay)
 	{
 		schedule([callback]()
 		{
 			callback();
-			return false;
-		}, delay);
+			return cond_continue;
+		}, type, delay);
 	}
 
-	void once(const std::function<void()>& callback, const std::chrono::milliseconds delay)
+	void once(const std::function<void()>& callback, const pipeline type,
+		const std::chrono::milliseconds delay)
 	{
 		schedule([callback]()
 		{
 			callback();
-			return true;
-		}, delay);
+			return cond_end;
+		}, type, delay);
 	}
 
 	class component final : public component_interface
@@ -75,7 +130,16 @@ namespace scheduler
 	public:
 		void post_unpack() override
 		{
-			utils::hook::call(0x50CEDC, server_frame);
+			thread = std::thread([]()
+			{
+				while (true)
+				{
+					execute(pipeline::async);
+					std::this_thread::sleep_for(10ms);
+				}
+			});
+
+			utils::hook::call(0x50CEDC, server_frame_stub);
 		}
 	};
 }

src/component/scheduler.hpp

@@ -2,7 +2,20 @@
 
 namespace scheduler
 {
-	void schedule(const std::function<bool()>& callback, std::chrono::milliseconds delay = 0ms);
-	void loop(const std::function<void()>& callback, std::chrono::milliseconds delay = 0ms);
-	void once(const std::function<void()>& callback, std::chrono::milliseconds delay = 0ms);
+	enum pipeline
+	{
+		server,
+		async,
+		count,
+	};
+
+	static const bool cond_continue = false;
+	static const bool cond_end = true;
+
+	void schedule(const std::function<bool()>& callback, pipeline type = pipeline::server,
+		std::chrono::milliseconds delay = 0ms);
+	void loop(const std::function<void()>& callback, pipeline type = pipeline::server,
+		std::chrono::milliseconds delay = 0ms);
+	void once(const std::function<void()>& callback, pipeline type = pipeline::server,
+		std::chrono::milliseconds delay = 0ms);
 }

src/component/scripting.cpp

@@ -29,6 +29,8 @@ namespace scripting
 
 		std::string current_file;
 
+		std::vector<std::function<void()>> shutdown_callbacks;
+
 		void vm_notify_stub(const unsigned int notify_list_owner_id, const unsigned int string_value,
 			                game::VariableValue* top)
 		{
@@ -77,7 +79,12 @@ namespace scripting
 		{
 			userinfo::clear_overrides();
 			command::clear_script_commands();
-			gsc::replaced_functions.clear();
+
+			for (const auto& callback : shutdown_callbacks)
+			{
+				callback();
+			}
+
 			g_shutdown_game_hook.invoke<void>(free_scripts);
 		}
 
@@ -107,6 +114,11 @@ namespace scripting
 		}
 	}
 
+	void on_shutdown(const std::function<void()>& callback)
+	{
+		shutdown_callbacks.push_back(callback);
+	}
+
 	class component final : public component_interface
 	{
 	public:

src/component/scripting.hpp

@@ -4,4 +4,6 @@ namespace scripting
 {
 	extern std::unordered_map<int, std::unordered_map<std::string, int>> fields_table;
 	extern std::unordered_map<std::string, std::unordered_map<std::string, const char*>> script_function_table;
+
+	void on_shutdown(const std::function<void()>& callback);
 }

src/component/userinfo.cpp

@@ -2,12 +2,6 @@
 #include "loader/component_loader.hpp"
 
 #include "scheduler.hpp"
-
-#include "game/scripting/event.hpp"
-#include "game/scripting/execution.hpp"
-#include "game/scripting/functions.hpp"
-#include "game/scripting/array.hpp"
-
 #include "gsc.hpp"
 
 namespace userinfo
@@ -19,12 +13,17 @@ namespace userinfo
 	{
 		utils::hook::detour sv_getuserinfo_hook;
 
-		userinfo_map userinfo_to_map(const std::string& userinfo)
+		userinfo_map userinfo_to_map(std::string userinfo)
 		{
-			userinfo_map map;
-			const auto args = utils::string::split(userinfo, '\\');
+			userinfo_map map{};
 
-			for (auto i = 1; i < args.size() - 1; i += 2)
+			if (userinfo[0] == '\\')
+			{
+				userinfo = userinfo.substr(1);
+			}
+
+			const auto args = utils::string::split(userinfo, '\\');
+			for (size_t i = 0; !args.empty() && i < (args.size() - 1); i += 2)
 			{
 				map[args[i]] = args[i + 1];
 			}
@@ -34,7 +33,7 @@ namespace userinfo
 
 		std::string map_to_userinfo(const userinfo_map& map)
 		{
-			std::string buffer;
+			std::string buffer{};
 
 			for (const auto& value : map)
 			{
@@ -49,9 +48,8 @@ namespace userinfo
 
 		void sv_getuserinfo_stub(int index, char* buffer, int bufferSize)
 		{
-			char _buffer[1024];
-			sv_getuserinfo_hook.invoke<void>(index, _buffer, 1024);
-			auto map = userinfo_to_map(_buffer);
+			sv_getuserinfo_hook.invoke<void>(index, buffer, bufferSize);
+			auto map = userinfo_to_map(buffer);
 
 			if (userinfo_overrides.find(index) == userinfo_overrides.end())
 			{
@@ -109,8 +107,6 @@ namespace userinfo
 
 			gsc::method::add("resetname", [](const game::scr_entref_t ent, const gsc::function_args& args) -> scripting::script_value
 			{
-				const auto name = args[0].as<std::string>();
-
 				if (ent.classnum != 0 || ent.entnum > 17)
 				{
 					throw std::runtime_error("Invalid entity");
@@ -141,8 +137,6 @@ namespace userinfo
 
 			gsc::method::add("resetclantag", [](const game::scr_entref_t ent, const gsc::function_args& args) -> scripting::script_value
 			{
-				const auto name = args[0].as<std::string>();
-
 				if (ent.classnum != 0 || ent.entnum > 17)
 				{
 					throw std::runtime_error("Invalid entity");

src/dllmain.cpp

@@ -5,6 +5,18 @@ BOOL APIENTRY DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserv
 {
     if (ul_reason_for_call == DLL_PROCESS_ATTACH)
     {
+        const auto value = *reinterpret_cast<DWORD*>(0x20900000);
+        if (value != 0xF0681B6A)
+        {
+            MessageBoxA(NULL,
+                "This version of iw5-gsc-utils is outdated.\n" \
+                "Download the latest dll from here: https://github.com/fedddddd/iw5-gsc-utils/releases" \
+            , "ERROR", MB_ICONERROR);
+
+            return FALSE;
+        }
+
+        utils::hook::jump(reinterpret_cast<uintptr_t>(&printf), game::plutonium::printf);
         component_loader::post_unpack();
     }
 

src/game/scripting/array.cpp

@@ -1,5 +1,6 @@
 #include <stdinc.hpp>
 #include "array.hpp"
+#include "script_value.hpp"
 #include "execution.hpp"
 
 namespace scripting
@@ -40,9 +41,20 @@ namespace scripting
 		this->value_ = value;
 	}
 
-	array::array(unsigned int id)
+	array::array(const unsigned int id)
 		: id_(id)
 	{
+		this->add();
+	}
+
+	array::array(const array& other) : array(other.id_)
+	{
+	}
+
+	array::array(array&& other) noexcept
+	{
+		this->id_ = other.id_;
+		other.id_ = 0;
 	}
 
 	array::array()
@@ -70,9 +82,54 @@ namespace scripting
 		}
 	}
 
-	std::vector<array_key> array::get_keys() const
+	array::~array()
 	{
-		std::vector<array_key> result;
+		this->release();
+	}
+
+	array& array::operator=(const array& other)
+	{
+		if (&other != this)
+		{
+			this->release();
+			this->id_ = other.id_;
+			this->add();
+		}
+
+		return *this;
+	}
+
+	array& array::operator=(array&& other) noexcept
+	{
+		if (&other != this)
+		{
+			this->release();
+			this->id_ = other.id_;
+			other.id_ = 0;
+		}
+
+		return *this;
+	}
+
+	void array::add() const
+	{
+		if (this->id_)
+		{
+			game::AddRefToValue(game::SCRIPT_OBJECT, {static_cast<int>(this->id_)});
+		}
+	}
+
+	void array::release() const
+	{
+		if (this->id_)
+		{
+			game::RemoveRefToValue(game::SCRIPT_OBJECT, {static_cast<int>(this->id_)});
+		}
+	}
+
+	std::vector<script_value> array::get_keys() const
+	{
+		std::vector<script_value> result;
 
 		const auto offset = 0xC800 * (this->id_ & 1);
 		auto current = game::scr_VarGlob->objectVariableChildren[this->id_].firstChild;
@@ -90,16 +147,14 @@ namespace scripting
 			const auto string_value = (unsigned int)((unsigned __int8)var.name_lo + (var.k.keys.name_hi << 8));
 			const auto* str = game::SL_ConvertToString(string_value);
 
-			array_key key;
+			script_value key;
 			if (string_value < 0x40000 && str)
 			{
-				key.is_string = true;
-				key.key = str;
+				key = str;
 			}
 			else
 			{
-				key.is_integer = true;
-				key.index = (string_value - 0x800000) & 0xFFFFFF;
+				key = (string_value - 0x800000) & 0xFFFFFF;
 			}
 
 			result.push_back(key);
@@ -147,10 +202,24 @@ namespace scripting
 		return value;
 	}
 
+	script_value array::get(const script_value& key) const
+	{
+		if (key.is<int>())
+		{
+			return this->get(key.as<int>());
+		}
+		else
+		{
+			return this->get(key.as<std::string>());
+		}
+
+		return {};
+	}
+
 	script_value array::get(const std::string& key) const
 	{
 		const auto string_value = game::SL_GetString(key.data(), 0);
-		const auto variable_id = game::GetVariable(this->id_, string_value);
+		const auto variable_id = game::FindVariable(this->id_, string_value);
 
 		if (!variable_id)
 		{
@@ -167,7 +236,7 @@ namespace scripting
 
 	script_value array::get(const unsigned int index) const
 	{
-		const auto variable_id = game::GetVariable(this->id_, (index - 0x800000) & 0xFFFFFF);
+		const auto variable_id = game::FindVariable(this->id_, (index - 0x800000) & 0xFFFFFF);
 
 		if (!variable_id)
 		{
@@ -182,6 +251,18 @@ namespace scripting
 		return variable;
 	}
 
+	void array::set(const script_value& key, const script_value& value) const
+	{
+		if (key.is<int>())
+		{
+			this->set(key.as<int>(), value);
+		}
+		else
+		{
+			this->set(key.as<std::string>(), value);
+		}
+	}
+
 	void array::set(const std::string& key, const script_value& _value) const
 	{
 		const auto value = _value.get_raw();

src/game/scripting/array.hpp

@@ -1,21 +1,14 @@
 #pragma once
+#include "game/game.hpp"
 #include "script_value.hpp"
 
 namespace scripting
 {
-	struct array_key
-	{
-		bool is_string = false;
-		bool is_integer = false;
-		int index{};
-		std::string key{};
-	};
-
 	class array_value : public script_value
 	{
 	public:
-		array_value(unsigned int parent_id, unsigned int id);
-		void array_value::operator=(const script_value& value);
+		array_value(unsigned int, unsigned int);
+		void operator=(const script_value&);
 	private:
 		unsigned int id_;
 		unsigned int parent_id_;
@@ -25,21 +18,32 @@ namespace scripting
 	{
 	public:
 		array();
-		array(unsigned int);
+		array(const unsigned int);
+
 		array(std::vector<script_value>);
 		array(std::unordered_map<std::string, script_value>);
 
-		std::vector<array_key> get_keys() const;
+		array(const array& other);
+		array(array&& other) noexcept;
+
+		~array();
+
+		array& operator=(const array& other);
+		array& operator=(array&& other) noexcept;
+
+		std::vector<script_value> get_keys() const;
 		unsigned int size() const;
 
 		unsigned int push(script_value) const;
-		void erase(const unsigned int index) const;
-		void erase(const std::string& key) const;
+		void erase(const unsigned int) const;
+		void erase(const std::string&) const;
 		script_value pop() const;
 
+		script_value get(const script_value&) const;
 		script_value get(const std::string&) const;
 		script_value get(const unsigned int) const;
 
+		void set(const script_value&, const script_value&) const;
 		void set(const std::string&, const script_value&) const;
 		void set(const unsigned int, const script_value&) const;
 
@@ -50,16 +54,34 @@ namespace scripting
 
 		entity get_raw() const;
 
-		array_value array::operator[](const int index) const
+		array_value operator[](const int index) const
 		{
 			return {this->id_, this->get_value_id(index)};
 		}
 
-		array_value array::operator[](const std::string& key) const
+		array_value operator[](const std::string& key) const
 		{
 			return {this->id_, this->get_value_id(key)};
 		}
+
+		template <typename I = int, typename S = std::string>
+		array_value operator[](const script_value& key) const
+		{
+			if (key.is<I>())
+			{
+				return { this->id_, this->get_value_id(key.as<I>()) };
+			}
+
+			if (key.is<S>())
+			{
+				return { this->id_, this->get_value_id(key.as<S>()) };
+			}
+		}
+
 	private:
+		void add() const;
+		void release() const;
+
 		unsigned int id_;
 	};
 }

src/game/scripting/execution.cpp

@@ -283,4 +283,14 @@ namespace scripting
 
 		return index;
 	}
+
+	unsigned int make_object()
+	{
+		unsigned int index = 0;
+		const auto variable = game::AllocVariable(&index);
+		variable->w.type = game::SCRIPT_STRUCT;
+		variable->u.f.prev = 0;
+
+		return index;
+	}
 }

src/game/scripting/execution.hpp

@@ -1,6 +1,8 @@
 #pragma once
 #include "game/game.hpp"
 #include "entity.hpp"
+#include "array.hpp"
+#include "function.hpp"
 #include "script_value.hpp"
 
 namespace scripting
@@ -36,4 +38,5 @@ namespace scripting
 	void notify(const entity& entity, const std::string& event, const std::vector<script_value>& arguments);
 
 	unsigned int make_array();
+	unsigned int make_object();
 }

src/game/scripting/function.cpp

@@ -23,7 +23,7 @@ namespace scripting
 		return this->pos_;
 	}
 
-	script_value function::call(entity self, std::vector<script_value> arguments) const
+	script_value function::call(const entity& self, std::vector<script_value> arguments) const
 	{
 		return exec_ent_thread(self, this->pos_, arguments);
 	}

src/game/scripting/function.hpp

@@ -12,9 +12,9 @@ namespace scripting
 		script_value get_raw() const;
 		const char* get_pos() const;
 
-		script_value call(entity self, std::vector<script_value> arguments) const;
+		script_value call(const entity& self, std::vector<script_value> arguments) const;
 
-		script_value operator()(entity self, std::vector<script_value> arguments) const
+		script_value operator()(const entity& self, std::vector<script_value> arguments) const
 		{
 			return this->call(self, arguments);
 		}

src/game/scripting/functions.cpp

@@ -59,15 +59,15 @@ namespace scripting
 
 		script_function get_function_by_index(const unsigned index)
 		{
-			static const auto function_table = 0x1D6EB34;
-			static const auto method_table = 0x1D4F258;
+			static const auto function_table = game::plutonium::function_table.get();
+			static const auto method_table = game::plutonium::method_table.get();
 
 			if (index < 0x1C7)
 			{
 				return reinterpret_cast<script_function*>(function_table)[index];
 			}
 
-			return reinterpret_cast<script_function*>(method_table)[index];
+			return reinterpret_cast<script_function*>(method_table)[index - 0x8000];
 		}
 	}
 

src/game/scripting/safe_execution.cpp

@@ -25,7 +25,7 @@ namespace scripting::safe_execution
 	bool call(const script_function function, const game::scr_entref_t& entref)
 	{
 		*game::g_script_error_level += 1;
-		if (game::_setjmp(&game::g_script_error[*game::g_script_error_level]))
+		if (game::_setjmp(&game::g_script_error[*game::g_script_error_level], 0, 0, 0))
 		{
 			*game::g_script_error_level -= 1;
 			return false;
@@ -39,7 +39,7 @@ namespace scripting::safe_execution
 	bool set_entity_field(const game::scr_entref_t& entref, const int offset)
 	{
 		*game::g_script_error_level += 1;
-		if (game::_setjmp(&game::g_script_error[*game::g_script_error_level]))
+		if (game::_setjmp(&game::g_script_error[*game::g_script_error_level], 0, 0, 0))
 		{
 			*game::g_script_error_level -= 1;
 			return false;
@@ -54,7 +54,7 @@ namespace scripting::safe_execution
 	bool get_entity_field(const game::scr_entref_t& entref, const int offset, game::VariableValue* value)
 	{
 		*game::g_script_error_level += 1;
-		if (game::_setjmp(&game::g_script_error[*game::g_script_error_level]))
+		if (game::_setjmp(&game::g_script_error[*game::g_script_error_level], 0, 0, 0))
 		{
 			value->type = game::SCRIPT_NONE;
 			value->u.intValue = 0;

src/game/scripting/script_value.cpp

@@ -15,6 +15,11 @@ namespace scripting
 	{
 	}
 
+	script_value::script_value(const value_wrap& value)
+		: value_(value.get_raw())
+	{
+	}
+
 	script_value::script_value(void* value)
 	{
 		game::VariableValue variable{};
@@ -103,6 +108,24 @@ namespace scripting
 		this->value_ = variable;
 	}
 
+	script_value::script_value(const array& value)
+	{
+		game::VariableValue variable{};
+		variable.type = game::SCRIPT_OBJECT;
+		variable.u.pointerValue = value.get_entity_id();
+
+		this->value_ = variable;
+	}
+
+	script_value::script_value(const function& value)
+	{
+		game::VariableValue variable{};
+		variable.type = game::SCRIPT_OBJECT;
+		variable.u.codePosValue = value.get_pos();
+
+		this->value_ = variable;
+	}
+
 	/***************************************************************
 	 * Integer
 	 **************************************************************/
@@ -297,4 +320,10 @@ namespace scripting
 	{
 		return this->value_.get();
 	}
+
+	value_wrap::value_wrap(const scripting::script_value& value, int argument_index)
+		: value_(value)
+		, argument_index_(argument_index)
+	{
+	}
 }

src/game/scripting/script_value.hpp

@@ -6,12 +6,102 @@
 namespace scripting
 {
 	class entity;
+	class array;
+	class function;
+	class value_wrap;
+
+	namespace
+	{
+		std::unordered_map<int, std::string> typenames =
+		{
+			{0, "undefined"},
+			{1, "object"},
+			{2, "string"},
+			{3, "localized string"},
+			{4, "vector"},
+			{5, "float"},
+			{6, "integer"},
+			{7, "codepos"},
+			{8, "precodepos"},
+			{9, "function"},
+			{10, "builtin function"},
+			{11, "builtin method"},
+			{12, "stack"},
+			{13, "animation"},
+			{14, "pre animation"},
+			{15, "thread"},
+			{16, "thread"},
+			{17, "thread"},
+			{18, "thread"},
+			{19, "struct"},
+			{20, "removed entity"},
+			{21, "entity"},
+			{22, "array"},
+			{23, "removed thread"},
+			{24, "count"},
+			{25, "<free>"},
+			{26, "thread list"},
+			{27, "endon list"},
+		};
+
+		std::string get_typename(const game::VariableValue& value)
+		{
+			if (value.type == game::SCRIPT_OBJECT)
+			{
+				const auto type = game::scr_VarGlob->objectVariableValue[value.u.uintValue].w.type;
+				return typenames[type];
+			}
+			else
+			{
+				return typenames[value.type];
+			}
+		}
+
+		template <typename T, typename A = array>
+		std::string get_c_typename()
+		{
+			auto& info = typeid(T);
+
+			if (info == typeid(std::string))
+			{
+				return "string";
+			}
+
+			if (info == typeid(const char*))
+			{
+				return "string";
+			}
+
+			if (info == typeid(entity))
+			{
+				return "entity";
+			}
+
+			if (info == typeid(array))
+			{
+				return "array";
+			}
+
+			if (info == typeid(function))
+			{
+				return "function";
+			}
+
+			if (info == typeid(vector))
+			{
+				return "vector";
+			}
+
+			return info.name();
+		}
+	}
 
 	class script_value
 	{
 	public:
 		script_value() = default;
 		script_value(const game::VariableValue& value);
+		script_value(const value_wrap& value);
 
 		script_value(void* value);
 
@@ -29,6 +119,10 @@ namespace scripting
 
 		script_value(const vector& value);
 
+		script_value(const array& value);
+
+		script_value(const function& value);
+
 		template <typename T>
 		bool is() const;
 
@@ -37,25 +131,23 @@ namespace scripting
 		{
 			if (!this->is<T>())
 			{
-				throw std::runtime_error("Invalid type");
+				const auto type = get_typename(this->get_raw());
+				const auto c_type = get_c_typename<T>();
+				throw std::runtime_error(std::string("has type '" + type + "' but should be '" + c_type + "'"));
 			}
 
 			return get<T>();
 		}
 
-		template <typename T>
+		template <typename T, typename I = int>
 		T* as_ptr()
 		{
-			if (!this->is<int>())
-			{
-				throw std::runtime_error("Invalid type");
-			}
 
-			const auto value = this->get<int>();
+			const auto value = this->as<I>();
 
 			if (!value)
 			{
-				throw std::runtime_error("Null pointer");
+				throw std::runtime_error("is null");
 			}
 
 			return reinterpret_cast<T*>(value);
@@ -68,4 +160,50 @@ namespace scripting
 		template <typename T>
 		T get() const;
 	};
+
+	class value_wrap
+	{
+	public:
+		value_wrap(const scripting::script_value& value, int argument_index);
+
+		template <typename T>
+		T as() const
+		{
+			try
+			{
+				return this->value_.as<T>();
+			}
+			catch (const std::exception& e)
+			{
+				throw std::runtime_error(utils::string::va("parameter %d %s", this->argument_index_, e.what()));
+			}
+		}
+
+		template <typename T, typename I = int>
+		T* as_ptr()
+		{
+			try
+			{
+				return this->value_.as_ptr<T>();
+			}
+			catch (const std::exception& e)
+			{
+				throw std::runtime_error(utils::string::va("parameter %d %s", this->argument_index_, e.what()));
+			}
+		}
+
+		template <typename T>
+		T is() const
+		{
+			return this->value_.is<T>();
+		}
+
+		const game::VariableValue& get_raw() const
+		{
+			return this->value_.get_raw();
+		}
+
+		int argument_index_{};
+		scripting::script_value value_;
+	};
 }

src/game/structs.hpp

@@ -303,8 +303,39 @@ namespace game
 		dvar_t* hashNext;
 	};
 
+	struct playerState_s
+	{
+		char __pad0[0x4EC];
+		unsigned int perks[0x2];
+		unsigned int perkSlots[0x9];
+		char __pad1[0x2DE8];
+	};
+
+	struct gclient_s
+	{
+		playerState_s ps;
+		char __pad0[0x2CC];
+		int flags;
+	};
+
 	struct gentity_s
 	{
 		int entnum;
+		char __pad0[0x154];
+		gclient_s* client;
+		char __pad1[0x28];
+		int flags;
+		char __pad2[0xEC];
 	};
+
+	struct client_s
+	{
+		char __pad0[0x41CB2];
+		unsigned __int16 scriptId; // 269490
+		int bIsTestClient; // 269492
+		int serverId; // 269496
+		char __pad1[0x369DC];
+	};
+
+	static_assert(sizeof(client_s) == 0x78698);
 }

src/game/symbols.hpp

@@ -49,8 +49,10 @@ namespace game
 	WEAK symbol<unsigned int(unsigned int threadId)> Scr_GetSelf{0x5655E0};
 	WEAK symbol<void()> Scr_MakeArray{0x56ADE0};
 	WEAK symbol<void(unsigned int stringValue)> Scr_AddArrayStringIndexed{0x56AE70};
+	WEAK symbol<void(unsigned int classnum, unsigned int name, unsigned int canonicalString, unsigned int offset)> Scr_AddClassField{0x567CD0};
 
 	WEAK symbol<unsigned int(const char* str, unsigned int user)> SL_GetString{0x5649E0};
+	WEAK symbol<unsigned int(const char* str)> SL_GetCanonicalString{0x5619A0};
 	WEAK symbol<const char*(unsigned int stringValue)> SL_ConvertToString{0x564270};
 
 	WEAK symbol<void(int clientNum, int type, const char* command)> SV_GameSendServerCommand{0x573220};
@@ -60,7 +62,7 @@ namespace game
 	WEAK symbol<unsigned int(unsigned int localId, const char* pos, unsigned int paramcount)> VM_Execute{0x56DFE0};
 
 	WEAK symbol<void* (jmp_buf* Buf, int Value)> longjmp{0x7363BC};
-	WEAK symbol<int(jmp_buf* Buf)> _setjmp{0x734CF8};
+	WEAK symbol<int(jmp_buf* Buf, int a2, int a3, int a4)> _setjmp{0x734CF8};
 
 	// Variables
 
@@ -74,13 +76,18 @@ namespace game
 
 	WEAK symbol<scr_classStruct_t*> g_classMap{0x8B4300};
 
-	WEAK symbol<gentity_s> g_entities{0x0};
+	WEAK symbol<gentity_s> g_entities{0x1A66E28};
 	WEAK symbol<unsigned int> levelEntityId{0x208E1A4};
 
+	WEAK symbol<client_s> svs_clients{0x4B5CF90};
+
 	namespace plutonium
 	{
-		WEAK symbol<std::unordered_map<std::string, std::uint16_t>> function_map_rev{0x20589F68};
-		WEAK symbol<std::unordered_map<std::string, std::uint16_t>> method_map_rev{0x20589F88};
-		WEAK symbol<std::unordered_map<std::string, std::uint16_t>> token_map_rev{0x20589FC8};
+		WEAK symbol<std::unordered_map<std::string, std::uint16_t>> function_map_rev{0x20693038};
+		WEAK symbol<std::unordered_map<std::string, std::uint16_t>> method_map_rev{0x20693058};
+		WEAK symbol<std::unordered_map<std::string, std::uint16_t>> token_map_rev{0x20693098};
+		WEAK symbol<int(const char* fmt, ...)> printf{0x208879B0};
+		WEAK symbol<void*> function_table{0x2068BCF0};
+		WEAK symbol<void*> method_table{0x2068C4C0};
 	}
 }

src/stdinc.hpp

@@ -2,8 +2,10 @@
 
 #pragma warning(disable: 4018)
 #pragma warning(disable: 4146)
+#pragma warning(disable: 4129)
 #pragma warning(disable: 4244)
 #pragma warning(disable: 4267)
+#pragma warning(disable: 4996)
 #pragma warning(disable: 26812)
 
 #define DLL_EXPORT extern "C" __declspec(dllexport)
@@ -25,6 +27,9 @@
 #include <filesystem>
 #include <map>
 #include <csetjmp>
+#include <atlcomcli.h>
+
+#pragma comment(lib, "urlmon.lib")
 
 using namespace std::literals;
 
@@ -36,6 +41,8 @@ using namespace std::literals;
 #include "utils/hook.hpp"
 #include "utils/concurrent_list.hpp"
 #include "utils/io.hpp"
+#include "utils/concurrency.hpp"
+#include "utils/http.hpp"
 
 #include "game/structs.hpp"
 #include "game/game.hpp"

src/utils/concurrency.hpp

@@ -0,0 +1,46 @@
+#pragma once
+
+#include <mutex>
+
+namespace utils::concurrency
+{
+	template <typename T, typename MutexType = std::mutex>
+	class container
+	{
+	public:
+		template <typename R = void, typename F>
+		R access(F&& accessor) const
+		{
+			std::lock_guard<MutexType> _{mutex_};
+			return accessor(object_);
+		}
+
+		template <typename R = void, typename F>
+		R access(F&& accessor)
+		{
+			std::lock_guard<MutexType> _{mutex_};
+			return accessor(object_);
+		}
+
+		template <typename R = void, typename F>
+		R access_with_lock(F&& accessor) const
+		{
+			std::unique_lock<MutexType> lock{mutex_};
+			return accessor(object_, lock);
+		}
+
+		template <typename R = void, typename F>
+		R access_with_lock(F&& accessor)
+		{
+			std::unique_lock<MutexType> lock{mutex_};
+			return accessor(object_, lock);
+		}
+
+		T& get_raw() { return object_; }
+		const T& get_raw() const { return object_; }
+
+	private:
+		mutable MutexType mutex_{};
+		T object_{};
+	};
+}

src/utils/http.cpp

@@ -0,0 +1,47 @@
+#include <stdinc.hpp>
+#include "http.hpp"
+
+namespace utils::http
+{
+	std::optional<std::string> get_data(const std::string& url)
+	{
+		CComPtr<IStream> stream;
+
+		if (FAILED(URLOpenBlockingStreamA(nullptr, url.data(), &stream, 0, nullptr)))
+		{
+			return {};
+		}
+
+		char buffer[0x1000];
+		std::string result;
+
+		HRESULT status{};
+
+		do
+		{
+			DWORD bytes_read = 0;
+			status = stream->Read(buffer, sizeof(buffer), &bytes_read);
+
+			if (bytes_read > 0)
+			{
+				result.append(buffer, bytes_read);
+			}
+		}
+		while (SUCCEEDED(status) && status != S_FALSE);
+
+		if (FAILED(status))
+		{
+			return {};
+		}
+
+		return {result};
+	}
+
+	std::future<std::optional<std::string>> get_data_async(const std::string& url)
+	{
+		return std::async(std::launch::async, [url]()
+		{
+			return get_data(url);
+		});
+	}
+}

src/utils/http.hpp

@@ -0,0 +1,11 @@
+#pragma once
+
+#include <string>
+#include <optional>
+#include <future>
+
+namespace utils::http
+{
+	std::optional<std::string> get_data(const std::string& url);
+	std::future<std::optional<std::string>> get_data_async(const std::string& url);
+}