fastweb/src/core/config.cpp

// MIT License
// Copyright(c) 2024 FastWeb - fwlua.com - nianhua
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// of this software and associated documentation files(the "Software"), to deal
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// ## Additional Terms for Commercial Use
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#include "config.h"
#include <regex>
#include "core/app.h"
fastweb::config::config(fastweb::app* ptr):Interface(ptr)
{
}
bool fastweb::config::open(const std::string& ini_filepath)
{
	if (ylib::file::exist(ini_filepath) == false)
	{
		LOG_ERROR("not found file: " + ini_filepath);
		return false;
	}
	std::string temp_filepath =  ylib::file::temp_filepath() + ".bak";
	if (ylib::file::copy(ini_filepath, temp_filepath) == false)
	{
		LOG_ERROR("Failed to copy temporary INI configuration file from '" + ini_filepath + "' to '" + temp_filepath + "'.");
		return false;
	}
	std::string src_content = ylib::file::read(temp_filepath);
	// EXE运行目录
	src_content = strutils::replace(src_content, "${current_dir}", strutils::replace(system::current_dir(),'\\','/'));
	// 配置文件目录
	{
		std::string ini_dir = ylib::file::parent_dir(ini_filepath);
		src_content = strutils::replace(strutils::replace(src_content, "${config_dir}", ini_dir), '\\', '/');
	}
	


	ylib::file::write(temp_filepath,src_content);
	if (m_ini.open(temp_filepath))
	{
		auto vars = extractVariableNames(ylib::file::read(temp_filepath));
		for (size_t i = 0; i < vars.size(); i++)
		{
			if (m_ini.read("variable", vars[i]) == "")
			{
				LOG_ERROR("Variable declaration not found or empty content: ${" + vars[i] + "}");
				return false;
			}
			src_content = strutils::replace(src_content, "${" + vars[i] + "}", m_ini.read("variable", vars[i]));
		}
	}
	ylib::file::write(temp_filepath,src_content);
	m_ini.close();
	m_ini.open(temp_filepath);
	cache();
	return true;
}
std::vector<std::string> fastweb::config::lua_lib_files()
{
	std::vector<std::string> results;
	auto luas = ylib::file::traverse(app()->config->website.dir, "(.*\\.lua)");
	for_iter(iter, luas)
	{
		if (iter->second == IS_DIRECTORY)
			continue;
		std::string path = app()->config->website.dir +"/"+ strutils::replace(iter->first, '\\', '/');
		results.push_back(path);
	}
	// 去重
	std::sort(results.begin(), results.end());
	auto newEnd = std::unique(results.begin(), results.end());
	results.erase(newEnd, results.end());

	
	return results;
}
std::vector<std::string> fastweb::config::extractVariableNames(const std::string& text)
{
	std::regex pattern("\\$\\{([^}]+)\\}"); // 使用捕获组提取中间的内容
	std::vector<std::string> results;
	// 使用 std::sregex_iterator 迭代所有匹配项
	auto begin = std::sregex_iterator(text.begin(), text.end(), pattern);
	auto end = std::sregex_iterator();
	for (std::sregex_iterator i = begin; i != end; ++i) {
		std::smatch match = *i;
		results.push_back(match[1]); // 仅添加捕获组的内容
	}
	return results;
}

void fastweb::config::cache()
{

	scripts.module_dir = m_ini.read("scripts", "module_dir");
	scripts.lua_cache_size = ylib::stoi(m_ini.read("scripts", "lua_cache_size"));
	scripts.auto_update_sec = ylib::stoi(m_ini.read("scripts", "auto_update_sec"));

	website.dir = m_ini.read("website","dir");
	website.default_404 = m_ini.read("website", "default_404");
	website.default_index = strutils::split(m_ini.read("website", "default_index"), ',');
	website.session_dir = m_ini.read("website", "session_dir");
	website.session_timeout_sec = ylib::stoi(m_ini.read("website", "session_timeout_sec"));
	website.Initialization_script = m_ini.read("website", "Initialization_script");
	website.debug = m_ini.read("website", "debug") == "1";
	website.domain = strutils::split(m_ini.read("website", "domain"),',');
	website.direct_url_mapping = m_ini.read("website", "direct_url_mapping") == "1";

	log.enable = m_ini.read("log", "enable") == "1";
	log.dir = m_ini.read("log", "dir");
	log.name = m_ini.read("log", "name");
	log.sqlite = m_ini.read("log", "sqlite") == "1";
	//log.succ = m_ini.read("log", "succ") == "1";
	//log.info = m_ini.read("log", "info") == "1";
	//log.warn = m_ini.read("log", "warn") == "1";
	//log.error = m_ini.read("log", "error") == "1";


	// website 域名参数
	for(size_t i=0;i< website.domain.size();i++)
	{
		if (website.domain[i].empty())
			continue;

		struct config::domain dm;
		dm.port = ylib::stoi(m_ini.read(website.domain[i], "port"));
		dm.https = m_ini.read(website.domain[i],"https")=="1";
		dm.ssl.pem_key = ylib::file::read(m_ini.read(website.domain[i], "ssl_key"));
		dm.ssl.pem_cert = ylib::file::read(m_ini.read(website.domain[i], "ssl_pem"));
		dm.ssl.pem_ca = ylib::file::read(m_ini.read(website.domain[i], "ssl_ca"));
		dm.ssl.pem_password = m_ini.read(website.domain[i], "ssl_pwd");
		dm.ssl.type = (network::http::ssl_verify_type)ylib::stoi(m_ini.read(website.domain[i], "ssl_ver_type"));
		if (dm.port == 0)
		{
			LOG_ERROR("domain("+website.domain[i] + ") name unavailable, port is 0");
			continue;
		}
		if (dm.https)
		{
			dm.ssl.enable = true;
			if (dm.ssl.pem_key.empty())
			{
				LOG_ERROR("domain(" + website.domain[i] + ") ssl_key file is read as empty, please check the ssl_key");
				continue;
			}
			if (dm.ssl.pem_cert.empty())
			{
				LOG_ERROR("domain(" + website.domain[i] + ") ssl_pem file is read as empty, please check the ssl_pem");
				continue;
			}
			if (dm.ssl.type < 0 || dm.ssl.type > 3)
			{
				LOG_ERROR("domain(" + website.domain[i] + ") ssl_ver_type is not filled in correctly, it should be: 0~3");
				continue;
			}
		}
		domain.emplace(website.domain[i],dm);
	}
}