#include "modmanager.h" #include "core/convar/convar.h" #include "core/convar/concommand.h" #include "client/audio.h" #include "masterserver/masterserver.h" #include "core/filesystem/filesystem.h" #include "core/filesystem/rpakfilesystem.h" #include "config/profile.h" #include "rapidjson/error/en.h" #include "rapidjson/document.h" #include "rapidjson/ostreamwrapper.h" #include "rapidjson/prettywriter.h" #include <filesystem> #include <fstream> #include <string> #include <sstream> #include <vector> #include <regex> ModManager* g_pModManager; Mod::Mod(fs::path modDir, char* jsonBuf) { m_bWasReadSuccessfully = false; m_ModDirectory = modDir; rapidjson_document modJson; modJson.Parse<rapidjson::ParseFlag::kParseCommentsFlag | rapidjson::ParseFlag::kParseTrailingCommasFlag>(jsonBuf); spdlog::info("Loading mod file at path '{}'", modDir.string()); // fail if parse error if (modJson.HasParseError()) { spdlog::error( "Failed reading mod file {}: encountered parse error \"{}\" at offset {}", (modDir / "mod.json").string(), GetParseError_En(modJson.GetParseError()), modJson.GetErrorOffset()); return; } // fail if it's not a json obj (could be an array, string, etc) if (!modJson.IsObject()) { spdlog::error("Failed reading mod file {}: file is not a JSON object", (modDir / "mod.json").string()); return; } // basic mod info // name is required if (!modJson.HasMember("Name")) { spdlog::error("Failed reading mod file {}: missing required member \"Name\"", (modDir / "mod.json").string()); return; } Name = modJson["Name"].GetString(); spdlog::info("Loading mod '{}'", Name); // Don't load blacklisted mods if (!strstr(GetCommandLineA(), "-nomodblacklist") && MODS_BLACKLIST.find(Name) != std::end(MODS_BLACKLIST)) { spdlog::warn("Skipping blacklisted mod \"{}\"!", Name); return; } if (modJson.HasMember("Description")) Description = modJson["Description"].GetString(); else Description = ""; if (modJson.HasMember("Version")) Version = modJson["Version"].GetString(); else { Version = "0.0.0"; spdlog::warn("Mod file {} is missing a version, consider adding a version", (modDir / "mod.json").string()); } if (modJson.HasMember("DownloadLink")) DownloadLink = modJson["DownloadLink"].GetString(); else DownloadLink = ""; if (modJson.HasMember("RequiredOnClient")) RequiredOnClient = modJson["RequiredOnClient"].GetBool(); else RequiredOnClient = false; if (modJson.HasMember("LoadPriority")) LoadPriority = modJson["LoadPriority"].GetInt(); else { spdlog::info("Mod file {} is missing a LoadPriority, consider adding one", (modDir / "mod.json").string()); LoadPriority = 0; } // Parse all array fields ParseConVars(modJson); ParseConCommands(modJson); ParseScripts(modJson); ParseLocalization(modJson); ParseDependencies(modJson); ParseInitScript(modJson); // A mod is remote if it's located in the remote mods folder m_bIsRemote = m_ModDirectory.generic_string().find(GetRemoteModFolderPath().generic_string()) != std::string::npos; m_bWasReadSuccessfully = true; } void Mod::ParseConVars(rapidjson_document& json) { if (!json.HasMember("ConVars")) return; if (!json["ConVars"].IsArray()) { spdlog::warn("'ConVars' field is not an array, skipping..."); return; } for (auto& convarObj : json["ConVars"].GetArray()) { if (!convarObj.IsObject()) { spdlog::warn("ConVar is not an object, skipping..."); continue; } if (!convarObj.HasMember("Name")) { spdlog::warn("ConVar does not have a Name, skipping..."); continue; } // from here on, the ConVar can be referenced by name in logs if (!convarObj.HasMember("DefaultValue")) { spdlog::warn("ConVar '{}' does not have a DefaultValue, skipping...", convarObj["Name"].GetString()); continue; } // have to allocate this manually, otherwise convar registration will break // unfortunately this causes us to leak memory on reload, unsure of a way around this rn ModConVar* convar = new ModConVar; convar->Name = convarObj["Name"].GetString(); convar->DefaultValue = convarObj["DefaultValue"].GetString(); if (convarObj.HasMember("HelpString")) convar->HelpString = convarObj["HelpString"].GetString(); else convar->HelpString = ""; convar->Flags = FCVAR_NONE; if (convarObj.HasMember("Flags")) { // read raw integer flags if (convarObj["Flags"].IsInt()) convar->Flags = convarObj["Flags"].GetInt(); else if (convarObj["Flags"].IsString()) { // parse cvar flags from string // example string: ARCHIVE_PLAYERPROFILE | GAMEDLL convar->Flags |= ParseConVarFlagsString(convar->Name, convarObj["Flags"].GetString()); } } ConVars.push_back(convar); spdlog::info("'{}' contains ConVar '{}'", Name, convar->Name); } } void Mod::ParseConCommands(rapidjson_document& json) { if (!json.HasMember("ConCommands")) return; if (!json["ConCommands"].IsArray()) { spdlog::warn("'ConCommands' field is not an array, skipping..."); return; } for (auto& concommandObj : json["ConCommands"].GetArray()) { if (!concommandObj.IsObject()) { spdlog::warn("ConCommand is not an object, skipping..."); continue; } if (!concommandObj.HasMember("Name")) { spdlog::warn("ConCommand does not have a Name, skipping..."); continue; } // from here on, the ConCommand can be referenced by name in logs if (!concommandObj.HasMember("Function")) { spdlog::warn("ConCommand '{}' does not have a Function, skipping...", concommandObj["Name"].GetString()); continue; } if (!concommandObj.HasMember("Context")) { spdlog::warn("ConCommand '{}' does not have a Context, skipping...", concommandObj["Name"].GetString()); continue; } // have to allocate this manually, otherwise concommand registration will break // unfortunately this causes us to leak memory on reload, unsure of a way around this rn ModConCommand* concommand = new ModConCommand; concommand->Name = concommandObj["Name"].GetString(); concommand->Function = concommandObj["Function"].GetString(); concommand->Context = ScriptContextFromString(concommandObj["Context"].GetString()); if (concommand->Context == ScriptContext::INVALID) { spdlog::warn("ConCommand '{}' has invalid context '{}', skipping...", concommand->Name, concommandObj["Context"].GetString()); continue; } if (concommandObj.HasMember("HelpString")) concommand->HelpString = concommandObj["HelpString"].GetString(); else concommand->HelpString = ""; concommand->Flags = FCVAR_NONE; if (concommandObj.HasMember("Flags")) { // read raw integer flags if (concommandObj["Flags"].IsInt()) { concommand->Flags = concommandObj["Flags"].GetInt(); } else if (concommandObj["Flags"].IsString()) { // parse cvar flags from string // example string: ARCHIVE_PLAYERPROFILE | GAMEDLL concommand->Flags |= ParseConVarFlagsString(concommand->Name, concommandObj["Flags"].GetString()); } } ConCommands.push_back(concommand); spdlog::info("'{}' contains ConCommand '{}'", Name, concommand->Name); } } void Mod::ParseScripts(rapidjson_document& json) { if (!json.HasMember("Scripts")) return; if (!json["Scripts"].IsArray()) { spdlog::warn("'Scripts' field is not an array, skipping..."); return; } for (auto& scriptObj : json["Scripts"].GetArray()) { if (!scriptObj.IsObject()) { spdlog::warn("Script is not an object, skipping..."); continue; } if (!scriptObj.HasMember("Path")) { spdlog::warn("Script does not have a Path, skipping..."); continue; } // from here on, the Path for a script is used as it's name in logs if (!scriptObj.HasMember("RunOn")) { // "a RunOn" sounds dumb but anything else doesn't match the format of the warnings... // this is the best i could think of within 20 seconds spdlog::warn("Script '{}' does not have a RunOn field, skipping...", scriptObj["Path"].GetString()); continue; } ModScript script; script.Path = scriptObj["Path"].GetString(); script.RunOn = scriptObj["RunOn"].GetString(); if (scriptObj.HasMember("ServerCallback")) { if (scriptObj["ServerCallback"].IsObject()) { ModScriptCallback callback; callback.Context = ScriptContext::SERVER; if (scriptObj["ServerCallback"].HasMember("Before")) { if (scriptObj["ServerCallback"]["Before"].IsString()) callback.BeforeCallback = scriptObj["ServerCallback"]["Before"].GetString(); else spdlog::warn("'Before' ServerCallback for script '{}' is not a string, skipping...", scriptObj["Path"].GetString()); } if (scriptObj["ServerCallback"].HasMember("After")) { if (scriptObj["ServerCallback"]["After"].IsString()) callback.AfterCallback = scriptObj["ServerCallback"]["After"].GetString(); else spdlog::warn("'After' ServerCallback for script '{}' is not a string, skipping...", scriptObj["Path"].GetString()); } if (scriptObj["ServerCallback"].HasMember("Destroy")) { if (scriptObj["ServerCallback"]["Destroy"].IsString()) callback.DestroyCallback = scriptObj["ServerCallback"]["Destroy"].GetString(); else spdlog::warn( "'Destroy' ServerCallback for script '{}' is not a string, skipping...", scriptObj["Path"].GetString()); } script.Callbacks.push_back(callback); } else { spdlog::warn("ServerCallback for script '{}' is not an object, skipping...", scriptObj["Path"].GetString()); } } if (scriptObj.HasMember("ClientCallback")) { if (scriptObj["ClientCallback"].IsObject()) { ModScriptCallback callback; callback.Context = ScriptContext::CLIENT; if (scriptObj["ClientCallback"].HasMember("Before")) { if (scriptObj["ClientCallback"]["Before"].IsString()) callback.BeforeCallback = scriptObj["ClientCallback"]["Before"].GetString(); else spdlog::warn("'Before' ClientCallback for script '{}' is not a string, skipping...", scriptObj["Path"].GetString()); } if (scriptObj["ClientCallback"].HasMember("After")) { if (scriptObj["ClientCallback"]["After"].IsString()) callback.AfterCallback = scriptObj["ClientCallback"]["After"].GetString(); else spdlog::warn("'After' ClientCallback for script '{}' is not a string, skipping...", scriptObj["Path"].GetString()); } if (scriptObj["ClientCallback"].HasMember("Destroy")) { if (scriptObj["ClientCallback"]["Destroy"].IsString()) callback.DestroyCallback = scriptObj["ClientCallback"]["Destroy"].GetString(); else spdlog::warn( "'Destroy' ClientCallback for script '{}' is not a string, skipping...", scriptObj["Path"].GetString()); } script.Callbacks.push_back(callback); } else { spdlog::warn("ClientCallback for script '{}' is not an object, skipping...", scriptObj["Path"].GetString()); } } if (scriptObj.HasMember("UICallback")) { if (scriptObj["UICallback"].IsObject()) { ModScriptCallback callback; callback.Context = ScriptContext::UI; if (scriptObj["UICallback"].HasMember("Before")) { if (scriptObj["UICallback"]["Before"].IsString()) callback.BeforeCallback = scriptObj["UICallback"]["Before"].GetString(); else spdlog::warn("'Before' UICallback for script '{}' is not a string, skipping...", scriptObj["Path"].GetString()); } if (scriptObj["UICallback"].HasMember("After")) { if (scriptObj["UICallback"]["After"].IsString()) callback.AfterCallback = scriptObj["UICallback"]["After"].GetString(); else spdlog::warn("'After' UICallback for script '{}' is not a string, skipping...", scriptObj["Path"].GetString()); } if (scriptObj["UICallback"].HasMember("Destroy")) { if (scriptObj["UICallback"]["Destroy"].IsString()) callback.DestroyCallback = scriptObj["UICallback"]["Destroy"].GetString(); else spdlog::warn("'Destroy' UICallback for script '{}' is not a string, skipping...", scriptObj["Path"].GetString()); } script.Callbacks.push_back(callback); } else { spdlog::warn("UICallback for script '{}' is not an object, skipping...", scriptObj["Path"].GetString()); } } Scripts.push_back(script); spdlog::info("'{}' contains Script '{}'", Name, script.Path); } } void Mod::ParseLocalization(rapidjson_document& json) { if (!json.HasMember("Localisation")) return; if (!json["Localisation"].IsArray()) { spdlog::warn("'Localisation' field is not an array, skipping..."); return; } for (auto& localisationStr : json["Localisation"].GetArray()) { if (!localisationStr.IsString()) { // not a string but we still GetString() to log it :trol: spdlog::warn("Localisation '{}' is not a string, skipping...", localisationStr.GetString()); continue; } LocalisationFiles.push_back(localisationStr.GetString()); spdlog::info("'{}' registered Localisation '{}'", Name, localisationStr.GetString()); } } void Mod::ParseDependencies(rapidjson_document& json) { if (!json.HasMember("Dependencies")) return; if (!json["Dependencies"].IsObject()) { spdlog::warn("'Dependencies' field is not an object, skipping..."); return; } for (auto v = json["Dependencies"].MemberBegin(); v != json["Dependencies"].MemberEnd(); v++) { if (!v->name.IsString()) { spdlog::warn("Dependency constant '{}' is not a string, skipping...", v->name.GetString()); continue; } if (!v->value.IsString()) { spdlog::warn("Dependency constant '{}' is not a string, skipping...", v->value.GetString()); continue; } if (DependencyConstants.find(v->name.GetString()) != DependencyConstants.end() && v->value.GetString() != DependencyConstants[v->name.GetString()]) { // this is fatal because otherwise the mod will probably try to use functions that dont exist, // which will cause errors further down the line that are harder to debug spdlog::error( "'{}' attempted to register a dependency constant '{}' for '{}' that already exists for '{}'. " "Change the constant name.", Name, v->name.GetString(), v->value.GetString(), DependencyConstants[v->name.GetString()]); return; } if (DependencyConstants.find(v->name.GetString()) == DependencyConstants.end()) DependencyConstants.emplace(v->name.GetString(), v->value.GetString()); spdlog::info("'{}' registered dependency constant '{}' for mod '{}'", Name, v->name.GetString(), v->value.GetString()); } } void Mod::ParseInitScript(rapidjson_document& json) { if (!json.HasMember("InitScript")) return; if (!json["InitScript"].IsString()) { spdlog::warn("'InitScript' field is not a string, skipping..."); return; } initScript = json["InitScript"].GetString(); } ModManager::ModManager() { // precaculated string hashes // note: use backslashes for these, since we use lexically_normal for file paths which uses them m_hScriptsRsonHash = STR_HASH("scripts\\vscripts\\scripts.rson"); m_hPdefHash = STR_HASH( "cfg\\server\\persistent_player_data_version_231.pdef" // this can have multiple versions, but we use 231 so that's what we hash ); m_hKBActHash = STR_HASH("scripts\\kb_act.lst"); LoadMods(); } struct Test { std::string funcName; ScriptContext context; }; template <ScriptContext context> auto ModConCommandCallback_Internal(std::string name, const CCommand& command) { if (g_pSquirrel<context>->m_pSQVM && g_pSquirrel<context>->m_pSQVM) { if (command.ArgC() == 1) { g_pSquirrel<context>->AsyncCall(name); } else { std::vector<std::string> args; args.reserve(command.ArgC()); for (int i = 1; i < command.ArgC(); i++) args.push_back(command.Arg(i)); g_pSquirrel<context>->AsyncCall(name, args); } } else { spdlog::warn("ConCommand `{}` was called while the associated Squirrel VM `{}` was unloaded", name, GetContextName(context)); } } auto ModConCommandCallback(const CCommand& command) { ModConCommand* found = nullptr; auto commandString = std::string(command.GetCommandString()); // Finding the first space to remove the command's name auto firstSpace = commandString.find(' '); if (firstSpace) { commandString = commandString.substr(0, firstSpace); } // Find the mod this command belongs to for (auto& mod : g_pModManager->m_LoadedMods) { auto res = std::find_if( mod.ConCommands.begin(), mod.ConCommands.end(), [&commandString](const ModConCommand* other) { return other->Name == commandString; }); if (res != mod.ConCommands.end()) { found = *res; break; } } if (!found) return; switch (found->Context) { case ScriptContext::CLIENT: ModConCommandCallback_Internal<ScriptContext::CLIENT>(found->Function, command); break; case ScriptContext::SERVER: ModConCommandCallback_Internal<ScriptContext::SERVER>(found->Function, command); break; case ScriptContext::UI: ModConCommandCallback_Internal<ScriptContext::UI>(found->Function, command); break; }; } void ModManager::LoadMods() { if (m_bHasLoadedMods) UnloadMods(); std::vector<fs::path> modDirs; // ensure dirs exist fs::remove_all(GetCompiledAssetsPath()); fs::create_directories(GetModFolderPath()); fs::create_directories(GetThunderstoreModFolderPath()); fs::create_directories(GetRemoteModFolderPath()); m_DependencyConstants.clear(); // read enabled mods cfg std::ifstream enabledModsStream(GetNorthstarPrefix() + "/enabledmods.json"); std::stringstream enabledModsStringStream; if (!enabledModsStream.fail()) { while (enabledModsStream.peek() != EOF) enabledModsStringStream << (char)enabledModsStream.get(); enabledModsStream.close(); m_EnabledModsCfg.Parse<rapidjson::ParseFlag::kParseCommentsFlag | rapidjson::ParseFlag::kParseTrailingCommasFlag>( enabledModsStringStream.str().c_str()); m_bHasEnabledModsCfg = m_EnabledModsCfg.IsObject(); } // get mod directories std::filesystem::directory_iterator classicModsDir = fs::directory_iterator(GetModFolderPath()); std::filesystem::directory_iterator remoteModsDir = fs::directory_iterator(GetRemoteModFolderPath()); std::filesystem::directory_iterator thunderstoreModsDir = fs::directory_iterator(GetThunderstoreModFolderPath()); for (fs::directory_entry dir : classicModsDir) if (fs::exists(dir.path() / "mod.json")) modDirs.push_back(dir.path()); // Special case for Thunderstore and remote mods directories // Set up regex for `AUTHOR-MOD-VERSION` pattern std::regex pattern(R"(.*\\([a-zA-Z0-9_]+)-([a-zA-Z0-9_]+)-(\d+\.\d+\.\d+))"); for (fs::directory_iterator dirIterator : {thunderstoreModsDir, remoteModsDir}) { for (fs::directory_entry dir : dirIterator) { fs::path modsDir = dir.path() / "mods"; // Check for mods folder in the Thunderstore mod // Use regex to match `AUTHOR-MOD-VERSION` pattern if (!std::regex_match(dir.path().string(), pattern)) { spdlog::warn("The following directory did not match 'AUTHOR-MOD-VERSION': {}", dir.path().string()); continue; // skip loading mod that doesn't match } if (fs::exists(modsDir) && fs::is_directory(modsDir)) { for (fs::directory_entry subDir : fs::directory_iterator(modsDir)) { if (fs::exists(subDir.path() / "mod.json")) { modDirs.push_back(subDir.path()); } } } } } for (fs::path modDir : modDirs) { // read mod json file std::ifstream jsonStream(modDir / "mod.json"); std::stringstream jsonStringStream; // fail if no mod json if (jsonStream.fail()) { spdlog::warn( "Mod file at '{}' does not exist or could not be read, is it installed correctly?", (modDir / "mod.json").string()); continue; } while (jsonStream.peek() != EOF) jsonStringStream << (char)jsonStream.get(); jsonStream.close(); Mod mod(modDir, (char*)jsonStringStream.str().c_str()); for (auto& pair : mod.DependencyConstants) { if (m_DependencyConstants.find(pair.first) != m_DependencyConstants.end() && m_DependencyConstants[pair.first] != pair.second) { spdlog::error( "'{}' attempted to register a dependency constant '{}' for '{}' that already exists for '{}'. " "Change the constant name.", mod.Name, pair.first, pair.second, m_DependencyConstants[pair.first]); mod.m_bWasReadSuccessfully = false; break; } if (m_DependencyConstants.find(pair.first) == m_DependencyConstants.end()) m_DependencyConstants.emplace(pair); } if (m_bHasEnabledModsCfg && m_EnabledModsCfg.HasMember(mod.Name.c_str())) mod.m_bEnabled = m_EnabledModsCfg[mod.Name.c_str()].IsTrue(); else mod.m_bEnabled = true; if (mod.m_bWasReadSuccessfully) { if (mod.m_bEnabled) spdlog::info("'{}' loaded successfully", mod.Name); else spdlog::info("'{}' loaded successfully (DISABLED)", mod.Name); m_LoadedMods.push_back(mod); } else spdlog::warn("Mod file at '{}' failed to load", (modDir / "mod.json").string()); } // sort by load prio, lowest-highest std::sort(m_LoadedMods.begin(), m_LoadedMods.end(), [](Mod& a, Mod& b) { return a.LoadPriority < b.LoadPriority; }); // This is used to check if some mods have a folder but no entry in enabledmods.json bool newModsDetected = false; for (Mod& mod : m_LoadedMods) { if (!mod.m_bEnabled) continue; // Add mod entry to enabledmods.json if it doesn't exist if (!mod.m_bIsRemote && !m_EnabledModsCfg.HasMember(mod.Name.c_str())) { m_EnabledModsCfg.AddMember(rapidjson_document::StringRefType(mod.Name.c_str()), true, m_EnabledModsCfg.GetAllocator()); newModsDetected = true; } // register convars // for reloads, this is sorta barebones, when we have a good findconvar method, we could probably reset flags and stuff on // preexisting convars note: we don't delete convars if they already exist because they're used for script stuff, unfortunately this // causes us to leak memory on reload, but not much, potentially find a way to not do this at some point for (ModConVar* convar : mod.ConVars) { // make sure convar isn't registered yet, unsure if necessary but idk what // behaviour is for defining same convar multiple times if (!R2::g_pCVar->FindVar(convar->Name.c_str())) { new ConVar(convar->Name.c_str(), convar->DefaultValue.c_str(), convar->Flags, convar->HelpString.c_str()); } } for (ModConCommand* command : mod.ConCommands) { // make sure command isnt't registered multiple times. if (!R2::g_pCVar->FindCommand(command->Name.c_str())) { ConCommand* newCommand = new ConCommand(); std::string funcName = command->Function; RegisterConCommand(command->Name.c_str(), ModConCommandCallback, command->HelpString.c_str(), command->Flags); } } // read vpk paths if (fs::exists(mod.m_ModDirectory / "vpk")) { // read vpk cfg std::ifstream vpkJsonStream(mod.m_ModDirectory / "vpk/vpk.json"); std::stringstream vpkJsonStringStream; bool bUseVPKJson = false; rapidjson::Document dVpkJson; if (!vpkJsonStream.fail()) { while (vpkJsonStream.peek() != EOF) vpkJsonStringStream << (char)vpkJsonStream.get(); vpkJsonStream.close(); dVpkJson.Parse<rapidjson::ParseFlag::kParseCommentsFlag | rapidjson::ParseFlag::kParseTrailingCommasFlag>( vpkJsonStringStream.str().c_str()); bUseVPKJson = !dVpkJson.HasParseError() && dVpkJson.IsObject(); } for (fs::directory_entry file : fs::directory_iterator(mod.m_ModDirectory / "vpk")) { // a bunch of checks to make sure we're only adding dir vpks and their paths are good // note: the game will literally only load vpks with the english prefix if (fs::is_regular_file(file) && file.path().extension() == ".vpk" && file.path().string().find("english") != std::string::npos && file.path().string().find(".bsp.pak000_dir") != std::string::npos) { std::string formattedPath = file.path().filename().string(); // this really fucking sucks but it'll work std::string vpkName = formattedPath.substr(strlen("english"), formattedPath.find(".bsp") - 3); ModVPKEntry& modVpk = mod.Vpks.emplace_back(); modVpk.m_bAutoLoad = !bUseVPKJson || (dVpkJson.HasMember("Preload") && dVpkJson["Preload"].IsObject() && dVpkJson["Preload"].HasMember(vpkName) && dVpkJson["Preload"][vpkName].IsTrue()); modVpk.m_sVpkPath = (file.path().parent_path() / vpkName).string(); if (m_bHasLoadedMods && modVpk.m_bAutoLoad) (*R2::g_pFilesystem)->m_vtable->MountVPK(*R2::g_pFilesystem, vpkName.c_str()); } } } // read rpak paths if (fs::exists(mod.m_ModDirectory / "paks")) { // read rpak cfg std::ifstream rpakJsonStream(mod.m_ModDirectory / "paks/rpak.json"); std::stringstream rpakJsonStringStream; bool bUseRpakJson = false; rapidjson::Document dRpakJson; if (!rpakJsonStream.fail()) { while (rpakJsonStream.peek() != EOF) rpakJsonStringStream << (char)rpakJsonStream.get(); rpakJsonStream.close(); dRpakJson.Parse<rapidjson::ParseFlag::kParseCommentsFlag | rapidjson::ParseFlag::kParseTrailingCommasFlag>( rpakJsonStringStream.str().c_str()); bUseRpakJson = !dRpakJson.HasParseError() && dRpakJson.IsObject(); } // read pak aliases if (bUseRpakJson && dRpakJson.HasMember("Aliases") && dRpakJson["Aliases"].IsObject()) { for (rapidjson::Value::ConstMemberIterator iterator = dRpakJson["Aliases"].MemberBegin(); iterator != dRpakJson["Aliases"].MemberEnd(); iterator++) { if (!iterator->name.IsString() || !iterator->value.IsString()) continue; mod.RpakAliases.insert(std::make_pair(iterator->name.GetString(), iterator->value.GetString())); } } for (fs::directory_entry file : fs::directory_iterator(mod.m_ModDirectory / "paks")) { // ensure we're only loading rpaks if (fs::is_regular_file(file) && file.path().extension() == ".rpak") { std::string pakName(file.path().filename().string()); ModRpakEntry& modPak = mod.Rpaks.emplace_back(); modPak.m_bAutoLoad = !bUseRpakJson || (dRpakJson.HasMember("Preload") && dRpakJson["Preload"].IsObject() && dRpakJson["Preload"].HasMember(pakName) && dRpakJson["Preload"][pakName].IsTrue()); // postload things if (!bUseRpakJson || (dRpakJson.HasMember("Postload") && dRpakJson["Postload"].IsObject() && dRpakJson["Postload"].HasMember(pakName))) modPak.m_sLoadAfterPak = dRpakJson["Postload"][pakName].GetString(); modPak.m_sPakName = pakName; // read header of file and get the starpak paths // this is done here as opposed to on starpak load because multiple rpaks can load a starpak // and there is seemingly no good way to tell which rpak is causing the load of a starpak :/ std::ifstream rpakStream(file.path(), std::ios::binary); // seek to the point in the header where the starpak reference size is rpakStream.seekg(0x38, std::ios::beg); int starpaksSize = 0; rpakStream.read((char*)&starpaksSize, 2); // seek to just after the header rpakStream.seekg(0x58, std::ios::beg); // read the starpak reference(s) std::vector<char> buf(starpaksSize); rpakStream.read(buf.data(), starpaksSize); rpakStream.close(); // split the starpak reference(s) into strings to hash std::string str = ""; for (int i = 0; i < starpaksSize; i++) { // if the current char is null, that signals the end of the current starpak path if (buf[i] != 0x00) { str += buf[i]; } else { // only add the string we are making if it isnt empty if (!str.empty()) { mod.StarpakPaths.push_back(STR_HASH(str)); spdlog::info("Mod {} registered starpak '{}'", mod.Name, str); str = ""; } } } // not using atm because we need to resolve path to rpak // if (m_hasLoadedMods && modPak.m_bAutoLoad) // g_pPakLoadManager->LoadPakAsync(pakName.c_str()); } } } // read keyvalues paths if (fs::exists(mod.m_ModDirectory / "keyvalues")) { for (fs::directory_entry file : fs::recursive_directory_iterator(mod.m_ModDirectory / "keyvalues")) { if (fs::is_regular_file(file)) { std::string kvStr = g_pModManager->NormaliseModFilePath(file.path().lexically_relative(mod.m_ModDirectory / "keyvalues")); mod.KeyValues.emplace(STR_HASH(kvStr), kvStr); } } } // read pdiff if (fs::exists(mod.m_ModDirectory / "mod.pdiff")) { std::ifstream pdiffStream(mod.m_ModDirectory / "mod.pdiff"); if (!pdiffStream.fail()) { std::stringstream pdiffStringStream; while (pdiffStream.peek() != EOF) pdiffStringStream << (char)pdiffStream.get(); pdiffStream.close(); mod.Pdiff = pdiffStringStream.str(); } } // read bink video paths if (fs::exists(mod.m_ModDirectory / "media")) { for (fs::directory_entry file : fs::recursive_directory_iterator(mod.m_ModDirectory / "media")) if (fs::is_regular_file(file) && file.path().extension() == ".bik") mod.BinkVideos.push_back(file.path().filename().string()); } // try to load audio if (fs::exists(mod.m_ModDirectory / "audio")) { for (fs::directory_entry file : fs::directory_iterator(mod.m_ModDirectory / "audio")) { if (fs::is_regular_file(file) && file.path().extension().string() == ".json") { if (!g_CustomAudioManager.TryLoadAudioOverride(file.path())) { spdlog::warn("Mod {} has an invalid audio def {}", mod.Name, file.path().filename().string()); continue; } } } } } // If there are new mods, we write entries accordingly in enabledmods.json if (newModsDetected) { std::ofstream writeStream(GetNorthstarPrefix() + "/enabledmods.json"); rapidjson::OStreamWrapper writeStreamWrapper(writeStream); rapidjson::PrettyWriter<rapidjson::OStreamWrapper> writer(writeStreamWrapper); m_EnabledModsCfg.Accept(writer); } // in a seperate loop because we register mod files in reverse order, since mods loaded later should have their files prioritised for (int64_t i = m_LoadedMods.size() - 1; i > -1; i--) { if (!m_LoadedMods[i].m_bEnabled) continue; if (fs::exists(m_LoadedMods[i].m_ModDirectory / MOD_OVERRIDE_DIR)) { for (fs::directory_entry file : fs::recursive_directory_iterator(m_LoadedMods[i].m_ModDirectory / MOD_OVERRIDE_DIR)) { std::string path = g_pModManager->NormaliseModFilePath(file.path().lexically_relative(m_LoadedMods[i].m_ModDirectory / MOD_OVERRIDE_DIR)); if (file.is_regular_file() && m_ModFiles.find(path) == m_ModFiles.end()) { ModOverrideFile modFile; modFile.m_pOwningMod = &m_LoadedMods[i]; modFile.m_Path = path; m_ModFiles.insert(std::make_pair(path, modFile)); } } } } // build modinfo obj for masterserver rapidjson_document modinfoDoc; auto& alloc = modinfoDoc.GetAllocator(); modinfoDoc.SetObject(); modinfoDoc.AddMember("Mods", rapidjson::kArrayType, alloc); int currentModIndex = 0; for (Mod& mod : m_LoadedMods) { if (!mod.m_bEnabled || (!mod.RequiredOnClient && !mod.Pdiff.size())) continue; modinfoDoc["Mods"].PushBack(rapidjson::kObjectType, modinfoDoc.GetAllocator()); modinfoDoc["Mods"][currentModIndex].AddMember("Name", rapidjson::StringRef(&mod.Name[0]), modinfoDoc.GetAllocator()); modinfoDoc["Mods"][currentModIndex].AddMember("Version", rapidjson::StringRef(&mod.Version[0]), modinfoDoc.GetAllocator()); modinfoDoc["Mods"][currentModIndex].AddMember("RequiredOnClient", mod.RequiredOnClient, modinfoDoc.GetAllocator()); modinfoDoc["Mods"][currentModIndex].AddMember("Pdiff", rapidjson::StringRef(&mod.Pdiff[0]), modinfoDoc.GetAllocator()); currentModIndex++; } rapidjson::StringBuffer buffer; buffer.Clear(); rapidjson::Writer<rapidjson::StringBuffer> writer(buffer); modinfoDoc.Accept(writer); g_pMasterServerManager->m_sOwnModInfoJson = std::string(buffer.GetString()); m_bHasLoadedMods = true; } void ModManager::UnloadMods() { // clean up stuff from mods before we unload m_ModFiles.clear(); fs::remove_all(GetCompiledAssetsPath()); g_CustomAudioManager.ClearAudioOverrides(); if (!m_bHasEnabledModsCfg) m_EnabledModsCfg.SetObject(); for (Mod& mod : m_LoadedMods) { // remove all built kvs for (std::pair<size_t, std::string> kvPaths : mod.KeyValues) fs::remove(GetCompiledAssetsPath() / fs::path(kvPaths.second).lexically_relative(mod.m_ModDirectory)); mod.KeyValues.clear(); // write to m_enabledModsCfg // should we be doing this here or should scripts be doing this manually? // main issue with doing this here is when we reload mods for connecting to a server, we write enabled mods, which isn't necessarily // what we wanna do if (!m_EnabledModsCfg.HasMember(mod.Name.c_str())) m_EnabledModsCfg.AddMember(rapidjson_document::StringRefType(mod.Name.c_str()), false, m_EnabledModsCfg.GetAllocator()); m_EnabledModsCfg[mod.Name.c_str()].SetBool(mod.m_bEnabled); } std::ofstream writeStream(GetNorthstarPrefix() + "/enabledmods.json"); rapidjson::OStreamWrapper writeStreamWrapper(writeStream); rapidjson::PrettyWriter<rapidjson::OStreamWrapper> writer(writeStreamWrapper); m_EnabledModsCfg.Accept(writer); // do we need to dealloc individual entries in m_loadedMods? idk, rework m_LoadedMods.clear(); } std::string ModManager::NormaliseModFilePath(const fs::path path) { std::string str = path.lexically_normal().string(); // force to lowercase for (char& c : str) if (c <= 'Z' && c >= 'A') c = c - ('Z' - 'z'); return str; } void ModManager::CompileAssetsForFile(const char* filename) { size_t fileHash = STR_HASH(NormaliseModFilePath(fs::path(filename))); if (fileHash == m_hScriptsRsonHash) BuildScriptsRson(); else if (fileHash == m_hPdefHash) BuildPdef(); else if (fileHash == m_hKBActHash) BuildKBActionsList(); else { // check if we should build keyvalues, depending on whether any of our mods have patch kvs for this file for (Mod& mod : m_LoadedMods) { if (!mod.m_bEnabled) continue; if (mod.KeyValues.find(fileHash) != mod.KeyValues.end()) { TryBuildKeyValues(filename); return; } } } } void ConCommand_reload_mods(const CCommand& args) { g_pModManager->LoadMods(); } fs::path GetModFolderPath() { return fs::path(GetNorthstarPrefix() + MOD_FOLDER_SUFFIX); } fs::path GetThunderstoreModFolderPath() { return fs::path(GetNorthstarPrefix() + THUNDERSTORE_MOD_FOLDER_SUFFIX); } fs::path GetRemoteModFolderPath() { return fs::path(GetNorthstarPrefix() + REMOTE_MOD_FOLDER_SUFFIX); } fs::path GetCompiledAssetsPath() { return fs::path(GetNorthstarPrefix() + COMPILED_ASSETS_SUFFIX); } ON_DLL_LOAD_RELIESON("engine.dll", ModManager, (ConCommand, MasterServer), (CModule module)) { g_pModManager = new ModManager; RegisterConCommand("reload_mods", ConCommand_reload_mods, "reloads mods", FCVAR_NONE); }