submodules: sync with latest upstream

Somehow, the fact that multimap was being copyied slipped through.

Makefile

@@ -1,7 +1,7 @@
 
-
-CXXFLAGS=-std=c++17 -O0 -g -no-pie -pipe -MMD -Wall -Wextra
-RELEASE_CXXFLAGS=-std=c++17 -O3 -pipe -MMD -Wall -Wextra
+CPPSTD=c++20
+CXXFLAGS=-std=$(CPPSTD) -O0 -g -no-pie -pipe -MMD -Wall -Wextra
+RELEASE_CXXFLAGS=-std=$(CPPSTD) -O3 -pipe -MMD -Wall -Wextra
 LDFLAGS=-lsqlite3 -lpthread -lcrypto -lstdc++fs
 INCLUDEFLAGS=-I submodules/sqlitemoderncpp/hdr -I submodules/cpp-httplib -I submodules/qssb.h
 
@@ -35,14 +35,19 @@ GTEST_DIR = /home/data/SOURCES/gtest/googletest
 
 GTESTS_TESTDIR = ./tests/
 
-GTEST_CXXFLAGS=-std=c++17 -isystem $(GTEST_DIR)/include -I$(GTEST_DIR) -g -O0 -pipe -Wall -Wextra
+GTEST_CXXFLAGS=-std=$(CPPSTD) -isystem $(GTEST_DIR)/include -I$(GTEST_DIR) -g -O0 -pipe -Wall -Wextra
 GTEST_LDFLAGS=-lsqlite3 -g -O0 -lpthread -lcrypto -lstdc++fs
 GTEST_OBJECTS=$(filter-out qswiki.o, $(WIKIOBJECTS))
 
 .DEFAULT_GOAL := qswiki
 
 release: CXXFLAGS=$(RELEASE_CXXFLAGS)
+profile: CXXFLAGS=$(RELEASE_CXXFLAGS) -pg
+profile: LDFLAGS+= -pg
+
 release: qswiki
+profile: qswiki
+
 qswiki: $(WIKIOBJECTS)
 	$(CXX) $(WIKIOBJECTS) ${LDFLAGS} ${INCLUDEFLAGS}  -o qswiki
 
@@ -53,8 +58,10 @@ gtest: $(GTESTS_TESTDIR)/*.cpp $(GTEST_OBJECTS)
 	$(CXX) -o gtest $(GTESTS_TESTDIR)/*.cpp $(GTEST_OBJECTS) $(GTEST_CXXFLAGS) $(GTEST_DIR)/src/gtest_main.cc $(GTEST_DIR)/src/gtest-all.cc $(GTEST_LDFLAGS)
 
 %.o:%.cpp
-	$(CXX) ${CXXFLAGS} ${LDFLAGS} ${INCLUDEFLAGS} -c -o $@ $<
+	$(CXX) ${CXXFLAGS} ${INCLUDEFLAGS} -c -o $@ $<
 
+version.o:version.cpp
+	$(CXX) ${CXXFLAGS} ${INCLUDEFLAGS} -DGITCOMMIT=\"$(shell git rev-parse --short HEAD)\" -c -o $@ $<
 clean:
 	rm -f $(OBJECTS) $(DEPENDS)
 

authenticator.cpp

@@ -21,7 +21,7 @@ Authenticator::Authenticator(UserDao &userDao)
 // TODO: make failure counter configurable
 bool Authenticator::isBanned(std::string ip)
 {
-	if(utils::hasKey(loginFails, ip))
+	if(loginFails.contains(ip))
 	{
 		LoginFail &fl = loginFails[ip];
 		std::lock_guard<std::mutex> lock(fl.mutex);

cache/fscache.cpp

@@ -46,7 +46,7 @@ void FsCache::removePrefix(std::string_view prefix)
 	// TODO: lock dir
 	for(auto &entry : std::filesystem::directory_iterator(std::filesystem::path{this->path}))
 	{
-		if(static_cast<std::string>(entry.path().filename()).find(prefix) == 0)
+		if(std::string_view(entry.path().filename().c_str()).starts_with(prefix) == 0)
 		{
 			std::filesystem::remove_all(entry);
 		}

cache/mapcache.cpp

@@ -0,0 +1 @@
+#include "mapcache.h"

cache/mapcache.h

@@ -0,0 +1,38 @@
+#ifndef MAPCACHE_H
+#define MAPCACHE_H
+#include <map>
+#include <set>
+#include <shared_mutex>
+#include <optional>
+
+/* Thread-Safe Key-Value store */
+template <class T> class MapCache
+{
+  private:
+	std::map<std::string, T> cache;
+	mutable std::shared_mutex sharedMutex;
+
+  public:
+	std::optional<T> find(const std::string &key) const
+	{
+		std::shared_lock<std::shared_mutex> lock(this->sharedMutex);
+		auto it = this->cache.find(key);
+		if(it != this->cache.end())
+		{
+			return it->second;
+		}
+		return {};
+	}
+	void set(const std::string &key, const T &val)
+	{
+		std::lock_guard<std::shared_mutex> lock{sharedMutex};
+		this->cache[key] = val;
+	}
+	void clear()
+	{
+		std::lock_guard<std::shared_mutex> lock{sharedMutex};
+		this->cache.clear();
+	}
+};
+
+#endif // MAPCACHE_H

cli.cpp

@@ -8,6 +8,7 @@
 #include "authenticator.h"
 #include "config.h"
 #include "logger.h"
+#include "version.h"
 
 CLIHandler::CLIHandler(Config &config, Database &db)
 {
@@ -53,7 +54,7 @@ std::pair<bool, std::string> CLIHandler::user_add(const std::vector<std::string>
 	return {true, ""};
 }
 
-std::pair<bool, std::string> CLIHandler::user_change_pw(const std::vector<std::string> &args)
+std::pair<bool, std::string> CLIHandler::user_change_pw([[maybe_unused]] const std::vector<std::string> &args)
 {
 	std::string username = args.at(0);
 	std::string password = args.at(1);
@@ -74,19 +75,16 @@ std::pair<bool, std::string> CLIHandler::user_change_pw(const std::vector<std::s
 
 		userDao->save(*user);
 	}
-	else
-	{
-		return {false, "User not found"};
-	}
+	return {false, "User not found"};
 }
 
-std::pair<bool, std::string> CLIHandler::user_rename(const std::vector<std::string> &args)
+std::pair<bool, std::string> CLIHandler::user_rename([[maybe_unused]] const std::vector<std::string> &args)
 {
 
 	return {true, ""};
 }
 
-std::pair<bool, std::string> CLIHandler::user_set_perms(const std::vector<std::string> &args)
+std::pair<bool, std::string> CLIHandler::user_set_perms([[maybe_unused]] const std::vector<std::string> &args)
 {
 	auto userDao = this->db->createUserDao();
 	std::string username = args.at(0);
@@ -106,7 +104,7 @@ std::pair<bool, std::string> CLIHandler::user_set_perms(const std::vector<std::s
 	return {false, "User not found"};
 }
 
-std::pair<bool, std::string> CLIHandler::user_list(const std::vector<std::string> &args)
+std::pair<bool, std::string> CLIHandler::user_list([[maybe_unused]] const std::vector<std::string> &args)
 {
 	auto userDao = this->db->createUserDao();
 	QueryOption o;
@@ -137,7 +135,32 @@ std::pair<bool, std::string> CLIHandler::user_show(const std::vector<std::string
 	return {false, "User not found"};
 }
 
-std::pair<bool, std::string> CLIHandler::attach(const std::vector<std::string> &args)
+std::pair<bool, std::string> CLIHandler::page_list([[maybe_unused]] const std::vector<std::string> &args)
+{
+	auto pageDao = this->db->createPageDao();
+	QueryOption o;
+	auto result = pageDao->getPageList(o);
+	std::stringstream stream;
+	for(std::string pagename : result)
+	{
+		Page p = pageDao->find(pagename).value();
+		stream << p.name << " " << p.pageid << " " << std::string(p.listed ? "listed" : "unlisted") << std::endl;
+	}
+	return {true, stream.str()};
+}
+
+std::pair<bool, std::string> CLIHandler::pageperms_set_permissions(const std::vector<std::string> &args)
+{
+	std::string page = args.at(0);
+	std::string username = args.at(1);
+	std::string perms = args.at(2);
+
+	auto permissionsDao = this->db->createPermissionsDao();
+	permissionsDao->save(page, username, Permissions{perms});
+	return {true, ""};
+}
+
+std::pair<bool, std::string> CLIHandler::attach([[maybe_unused]] const std::vector<std::string> &args)
 {
 	/* TODO: consider authentication */
 	pid_t pid = getpid();
@@ -218,3 +241,39 @@ std::pair<std::string, std::vector<std::string>> CLIHandler::splitCommand(std::s
 	splitted.erase(splitted.begin());
 	return {cmd, splitted};
 }
+
+std::pair<bool, std::string> CLIHandler::version([[maybe_unused]] const std::vector<std::string> &args)
+{
+	return {true, get_version_string()};
+}
+
+std::pair<bool, std::string> CLIHandler::category_list([[maybe_unused]] const std::vector<std::string> &args)
+{
+	auto categoryDao = this->db->createCategoryDao();
+	auto categories = categoryDao->fetchList(QueryOption{});
+	std::stringstream stream;
+	for(std::string &cat : categories)
+	{
+		stream << cat << std::endl;
+	}
+	return {true, stream.str()};
+}
+
+std::pair<bool, std::string> CLIHandler::category_delete(const std::vector<std::string> &args)
+{
+	auto categoryDao = this->db->createCategoryDao();
+	categoryDao->deleteCategory(args.at(0));
+	return {true, ""};
+}
+
+std::pair<bool, std::string> CLIHandler::category_show(const std::vector<std::string> &args)
+{
+	auto categoryDao = this->db->createCategoryDao();
+	auto members = categoryDao->fetchMembers(args.at(0), QueryOption{});
+	std::stringstream stream;
+	for(std::string &member : members)
+	{
+		stream << member << std::endl;
+	}
+	return {true, stream.str()};
+}

cli.h

@@ -22,14 +22,20 @@ class CLIHandler
 	Config *conf;
 
   protected:
-	std::pair<bool, std::string> attach(const std::vector<std::string> &args);
-	std::pair<bool, std::string> cli_help(const std::vector<std::string> &args);
-	std::pair<bool, std::string> user_add(const std::vector<std::string> &args);
-	std::pair<bool, std::string> user_change_pw(const std::vector<std::string> &args);
-	std::pair<bool, std::string> user_rename(const std::vector<std::string> &args);
-	std::pair<bool, std::string> user_set_perms(const std::vector<std::string> &args);
-	std::pair<bool, std::string> user_list(const std::vector<std::string> &args);
-	std::pair<bool, std::string> user_show(const std::vector<std::string> &args);
+	std::pair<bool, std::string> attach([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> cli_help([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> user_add([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> user_change_pw([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> user_rename([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> user_set_perms([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> user_list([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> user_show([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> page_list([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> pageperms_set_permissions([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> version([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> category_list([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> category_delete([[maybe_unused]] const std::vector<std::string> &args);
+	std::pair<bool, std::string> category_show([[maybe_unused]] const std::vector<std::string> &args);
 
 	std::vector<struct cmd> cmds{
 		{{"user",
@@ -42,17 +48,39 @@ class CLIHandler
 			{"list", "- lists users", 0, {}, &CLIHandler::user_list},
 			{"show", "[user] - show detailed information about user", 1, {}, &CLIHandler::user_show}}},
 		  &CLIHandler::cli_help},
+		 {"page",
+		  "operation on pages",
+		  1,
+		  {{{"list", "- lists existing pages", 0, {}, &CLIHandler::page_list}}},
+		  &CLIHandler::cli_help},
+		 {"category",
+		  "operation on categories",
+		  1,
+		  {{{"list", "- lists existing categories", 0, {}, &CLIHandler::category_list},
+			{"delete", " - deletes a category", 1, {}, &CLIHandler::category_delete},
+			{"show", " - shows pages of a category", 1, {}, &CLIHandler::category_show}}},
+		  &CLIHandler::cli_help},
+		 {"pageperms",
+		  "set permissions on pages",
+		  1,
+		  {{{"set",
+			 "- [page] [username] [permissions] set permisisons on page",
+			 3,
+			 {},
+			 &CLIHandler::pageperms_set_permissions}}},
+		  &CLIHandler::cli_help},
 		 {"exit",
 		  "exit cli",
 		  0,
 		  {},
-		  [](CLIHandler *, const std::vector<std::string> &args) -> std::pair<bool, std::string>
+		  [](CLIHandler *, [[maybe_unused]] const std::vector<std::string> &args) -> std::pair<bool, std::string>
 		  {
 			  exit(EXIT_SUCCESS);
 			  return {true, ""};
 		  }},
 		 {"help", "print this help", 0, {}, &CLIHandler::cli_help},
-		 {"attach", "attach to running instance", 0, {}, &CLIHandler::attach}}};
+		 {"attach", "attach to running instance", 0, {}, &CLIHandler::attach},
+		 {"version", "print verison info", 0, {}, &CLIHandler::version}}};
 
 	std::pair<bool, std::string> processCommand(const std::vector<CLIHandler::cmd> &commands, std::string cmd,
 												const std::vector<std::string> &args);

cliconsole.cpp

@@ -104,7 +104,17 @@ void CLIConsole::startInteractive()
 		auto pair = CLIHandler::splitCommand(input);
 		if(pair.first == "exit")
 		{
-			std::cout << "Exiting CLI";
+			if(attached)
+			{
+				std::cout << "You are attached. Quit attached instance too (y) or only this one(n)" << std::endl;
+				char response;
+				std::cin >> response;
+				if(response == 'y')
+				{
+					this->send("exit");
+				}
+			}
+			std::cout << "Exiting CLI" << std::endl;
 			exit(EXIT_SUCCESS);
 		}
 		if(pair.first == "attach")

cliserver.cpp

@@ -36,7 +36,7 @@ bool CLIServer::detachServer(std::string socketpath)
 		exit(EXIT_FAILURE);
 	}
 
-	auto worker = [=]
+	auto worker = [this, s]
 	{
 		while(true)
 		{

database/categorydaosqlite.cpp

@@ -42,6 +42,7 @@ std::optional<Category> CategoryDaoSqlite::find(std::string name)
 	{
 		throwFrom(e);
 	}
+	return {};
 }
 
 void CategoryDaoSqlite::save(const Category &c)
@@ -64,9 +65,9 @@ void CategoryDaoSqlite::deleteCategory(std::string name)
 	try
 	{
 
-		*db << "BEGIN";
-		*db << "DELETE FROM categorymember WHERE catid = (SELECT id FROM category WHERE name = ?)" << name;
-		*db << "DELETE FROM category WHERE name = ?" << name;
+		*db << "BEGIN;";
+		*db << "DELETE FROM categorymember WHERE category = (SELECT id FROM category WHERE name = ?);" << name;
+		*db << "DELETE FROM category WHERE name = ?;" << name;
 		*db << "COMMIT;";
 	}
 	catch(sqlite::sqlite_exception &e)

database/permissionsdao.h

@@ -1,5 +1,6 @@
 #ifndef PERMISSIONSDAO_H
 #define PERMISSIONSDAO_H
+#include <optional>
 #include "../permissions.h"
 #include "../user.h"
 class PermissionsDao
@@ -7,6 +8,7 @@ class PermissionsDao
   public:
 	PermissionsDao();
 	virtual std::optional<Permissions> find(std::string pagename, std::string username) = 0;
+	virtual void save(std::string pagename, std::string username, Permissions perms) = 0;
 };
 
 #endif // PERMISSIONSDAO_H

database/permissionsdaosqlite.cpp

@@ -41,3 +41,21 @@ std::optional<Permissions> PermissionsDaoSqlite::find(std::string pagename, std:
 
 	return Permissions{permissions};
 }
+
+void PermissionsDaoSqlite::save(std::string pagename, std::string username, Permissions perms)
+{
+	try
+	{
+		auto query =
+			*db
+			<< "INSERT OR REPLACE INTO permissions (id, permissions, userid, page) VALUES((SELECT id FROM permissions "
+			   "WHERE page = (SELECT id FROM page WHERE name = ?) AND userid = (SELECT id FROM user WHERE username = "
+			   "?)), ?, (SELECT id FROM user WHERE username = ?), (SELECT id FROM page WHERE name = ?))";
+		query << pagename << username << perms.getPermissions() << username << pagename;
+		query.execute();
+	}
+	catch(const sqlite::errors::no_rows &e)
+	{
+		throwFrom(e);
+	}
+}

database/permissionsdaosqlite.h

@@ -9,6 +9,7 @@ class PermissionsDaoSqlite : public PermissionsDao, protected SqliteDao
 	PermissionsDaoSqlite();
 
 	std::optional<Permissions> find(std::string pagename, std::string username) override;
+	virtual void save(std::string pagename, std::string username, Permissions perms) override;
 	using SqliteDao::SqliteDao;
 };
 

database/sqlitedao.cpp

@@ -22,18 +22,17 @@ SOFTWARE.
 
 bool SqliteDao::execBool(sqlite::database_binder &binder) const
 {
-	bool result;
+	bool result = false;
 	try
 	{
-		bool result;
 		binder >> result;
-		return result;
 	}
 	catch(sqlite::sqlite_exception &e)
 	{
 		// TODO: well, we may want to check whether rows have found or not and thus log this here
-		return false;
+		result = false;
 	}
+	return result;
 }
 
 int SqliteDao::execInt(sqlite::database_binder &binder) const
@@ -52,4 +51,5 @@ int SqliteDao::execInt(sqlite::database_binder &binder) const
 	{
 		throwFrom(e);
 	}
+	return 0;
 }

database/sqlitequeryoption.cpp

@@ -46,15 +46,18 @@ SqliteQueryOption &SqliteQueryOption::setPrependWhere(bool b)
 std::string SqliteQueryOption::build()
 {
 	std::string result;
+	if(this->prependWhere)
+	{
+		result += "WHERE ";
+	}
 	if(!o.includeInvisible && !this->visibleColumnName.empty())
 	{
-		if(this->prependWhere)
-		{
-			result += "WHERE ";
-		}
 		result += this->visibleColumnName + " = 1";
 	}
-
+	else
+	{
+		result += " 1 = 1";
+	}
 	result += " ORDER BY " + orderByColumnName;
 	if(o.order == ASCENDING)
 	{
@@ -66,7 +69,8 @@ std::string SqliteQueryOption::build()
 	}
 	// TODO: limits for offset?
 	if(o.limit > 0)
+	{
 		result += " LIMIT " + std::to_string(o.limit) + " OFFSET " + std::to_string(o.offset);
-
+	}
 	return result;
 }

database/userdaosqlite.cpp

@@ -37,7 +37,6 @@ bool UserDaoSqlite::exists(std::string username)
 
 std::optional<User> UserDaoSqlite::find(std::string username)
 {
-
 	try
 	{
 		User user;
@@ -48,7 +47,7 @@ std::optional<User> UserDaoSqlite::find(std::string username)
 		stmt >> std::tie(user.login, user.password, user.salt, perms, user.enabled);
 		user.permissions = Permissions{perms};
 
-		return std::move(user);
+		return user;
 	}
 	catch(const sqlite::errors::no_rows &e)
 	{
@@ -58,6 +57,7 @@ std::optional<User> UserDaoSqlite::find(std::string username)
 	{
 		throwFrom(e);
 	}
+	return {};
 }
 
 std::optional<User> UserDaoSqlite::find(int id)
@@ -71,7 +71,7 @@ std::optional<User> UserDaoSqlite::find(int id)
 		stmt >> std::tie(user.login, user.password, user.salt, perms, user.enabled);
 		user.permissions = Permissions{perms};
 
-		return std::move(user);
+		return user;
 	}
 	catch(const sqlite::errors::no_rows &e)
 	{
@@ -81,6 +81,7 @@ std::optional<User> UserDaoSqlite::find(int id)
 	{
 		throwFrom(e);
 	}
+	return {};
 }
 
 std::vector<User> UserDaoSqlite::list(QueryOption o)
@@ -116,7 +117,7 @@ std::vector<User> UserDaoSqlite::list(QueryOption o)
 	return result;
 }
 
-void UserDaoSqlite::deleteUser(std::string username)
+void UserDaoSqlite::deleteUser([[maybe_unused]] std::string username)
 {
 	// What to do with the contributions of the user?
 }

gateway/httpgateway.cpp

@@ -41,7 +41,7 @@ Request HttpGateway::convertRequest(httplib::Request request)
 	// TODO: this eats resources, where perhaps it does not need to. move it to request?
 	for(auto &it : request.params)
 	{
-		it.second = utils::html_xss(std::string{it.second});
+		it.second = utils::html_xss(it.second);
 	}
 	if(request.method == "GET")
 	{
@@ -83,7 +83,8 @@ void HttpGateway::work(RequestWorker &worker)
 {
 	httplib::Server server;
 	server.set_payload_max_length(this->maxPayloadLength);
-	auto handler = [&](const httplib::Request &req, httplib::Response &res) {
+	auto handler = [&](const httplib::Request &req, httplib::Response &res)
+	{
 		Request wikiRequest = convertRequest(req);
 		Logger::debug() << "httpgateway: received request " << wikiRequest;
 		Response wikiresponse = worker.processRequest(wikiRequest);

handlers/handler.cpp

@@ -34,7 +34,7 @@ void Handler::setGeneralVars(TemplatePage &page)
 }
 Response Handler::errorResponse(std::string errortitle, std::string errormessage, int status)
 {
-	TemplatePage &error = this->templ->getPage("error");
+	TemplatePage error = this->templ->getPage("error");
 	error.setVar("title", createPageTitle(errortitle));
 	error.setVar("errortitle", errortitle);
 	error.setVar("errormessage", errormessage);

handlers/handler.h

@@ -36,12 +36,12 @@ class Handler
 	}
 
 	virtual Response handle(const Request &r);
-	virtual Response handleRequest(const Request &r)
+	virtual Response handleRequest([[maybe_unused]] const Request &r)
 	{
 		return this->errorResponse("Invalid action", "This action is not implemented yet");
 	}
 
-	virtual bool canAccess(const Permissions &perms)
+	virtual bool canAccess([[maybe_unused]] const Permissions &perms)
 	{
 		return false;
 	}

handlers/handlerallcategories.cpp

@@ -32,7 +32,7 @@ Response HandlerAllCategories::handleRequest(const Request &r)
 			"No categories",
 			"This wiki does not have any categories defined yet or your query options did not yield any results");
 	}
-	TemplatePage &searchPage = this->templ->getPage("allcategories");
+	TemplatePage searchPage = this->templ->getPage("allcategories");
 	std::string body =
 		this->templ->renderSearch(resultList, [&](std::string str) { return this->urlProvider->category(str); });
 	searchPage.setVar("categorylist", body);

handlers/handlerallpages.cpp

@@ -32,7 +32,7 @@ Response HandlerAllPages::handleRequest(const Request &r)
 		{
 			return errorResponse("No pages", "This wiki does not have any pages yet");
 		}
-		TemplatePage &searchPage = this->templ->getPage("allpages");
+		TemplatePage searchPage = this->templ->getPage("allpages");
 		std::string body = this->templ->renderSearch(resultList);
 		searchPage.setVar("pagelist", body);
 		searchPage.setVar("title", createPageTitle("All pages"));

handlers/handlercategory.cpp

@@ -33,7 +33,7 @@ Response HandlerCategory::handleRequest(const Request &r)
 		}
 		QueryOption qo = queryOption(r);
 		auto resultList = categoryDao->fetchMembers(categoryname, qo);
-		TemplatePage &searchPage = this->templ->getPage("show_category");
+		TemplatePage searchPage = this->templ->getPage("show_category");
 		std::string body = this->templ->renderSearch(resultList);
 		searchPage.setVar("pagelist", body);
 		searchPage.setVar("categoryname", categoryname);

handlers/handlerdefault.cpp

@@ -20,7 +20,7 @@ SOFTWARE.
 */
 #include "handlerdefault.h"
 
-Response HandlerDefault::handleRequest(const Request &r)
+Response HandlerDefault::handleRequest([[maybe_unused]] const Request &r)
 {
 	return Response::redirectTemporarily(this->urlProvider->index());
 }
@@ -29,7 +29,7 @@ HandlerDefault::~HandlerDefault()
 {
 }
 
-bool HandlerDefault::canAccess(const Permissions &perms)
+bool HandlerDefault::canAccess([[maybe_unused]] const Permissions &perms)
 {
 	return true;
 }

handlers/handlerfactory.cpp

@@ -33,7 +33,7 @@ SOFTWARE.
 #include "handlerhistory.h"
 #include "handlerpagedelete.h"
 #include "handlerusersettings.h"
-
+#include "handlerversion.h"
 std::unique_ptr<Handler> HandlerFactory::createHandler(const std::string &action, Session &userSession)
 {
 	if(action == "" || action == "index")
@@ -80,6 +80,10 @@ std::unique_ptr<Handler> HandlerFactory::createHandler(const std::string &action
 	{
 		return produce<HandlerUserSettings>(userSession);
 	}
+	if(action == "version")
+	{
+		return produce<HandlerVersion>(userSession);
+	}
 
 	return produce<HandlerInvalidAction>(userSession);
 }

handlers/handlerhistory.cpp

@@ -50,7 +50,8 @@ Response HandlerHistory::handleRequest(const Request &r)
 	std::vector<Revision> resultList;
 	auto revisionDao = this->database->createRevisionDao();
 
-	auto makeSortedLink = [&](unsigned int limit, unsigned int offset, unsigned int order) {
+	auto makeSortedLink = [&](unsigned int limit, unsigned int offset, unsigned int order)
+	{
 		if(!page.empty())
 		{
 			return this->urlProvider->pageHistorySort(page, limit, offset, order);
@@ -122,7 +123,7 @@ Response HandlerHistory::handleRequest(const Request &r)
 	return response;
 }
 
-bool HandlerHistory::canAccess(const Permissions &perms)
+bool HandlerHistory::canAccess([[maybe_unused]] const Permissions &perms)
 {
 	return true; // This is a lie but we need to this a little more fine grained here, which we do in the handleRequest
 }

handlers/handlerinvalidaction.cpp

@@ -20,12 +20,12 @@ SOFTWARE.
 */
 #include "handlerinvalidaction.h"
 
-Response HandlerInvalidAction::handleRequest(const Request &r)
+Response HandlerInvalidAction::handleRequest([[maybe_unused]] const Request &r)
 {
 	return errorResponse("Invalid action", "No action defined for this action");
 }
 
-bool HandlerInvalidAction::canAccess(const Permissions &perms)
+bool HandlerInvalidAction::canAccess([[maybe_unused]] const Permissions &perms)
 {
 	return true;
 }

handlers/handlerlogin.cpp

@@ -55,7 +55,7 @@ Response HandlerLogin::handleRequest(const Request &r)
 	{
 		page = "index";
 	}
-	TemplatePage &loginTemplatePage = this->templ->getPage("login");
+	TemplatePage loginTemplatePage = this->templ->getPage("login");
 	setGeneralVars(loginTemplatePage);
 	loginTemplatePage.setVar("loginurl", urlProvider->login(page));
 	loginTemplatePage.setVar("title", createPageTitle("Login"));
@@ -66,7 +66,7 @@ Response HandlerLogin::handleRequest(const Request &r)
 	return result;
 }
 
-bool HandlerLogin::canAccess(const Permissions &perms)
+bool HandlerLogin::canAccess([[maybe_unused]] const Permissions &perms)
 {
 	return true;
 }

handlers/handlerpage.cpp

@@ -63,8 +63,9 @@ void HandlerPage::setPageVars(TemplatePage &page, std::string pagename)
 	if(!pagename.empty())
 	{
 		std::string headerlinks;
-		TemplatePage &headerlink = this->templ->getPage("_headerlink");
-		auto addHeaderLink = [&headerlinks, &headerlink](std::string href, std::string value) {
+		TemplatePage headerlink = this->templ->getPage("_headerlink");
+		auto addHeaderLink = [&headerlinks, &headerlink](std::string href, std::string value)
+		{
 			headerlink.setVar("href", href);
 			headerlink.setVar("value", value);
 			headerlinks += headerlink.render();

handlers/handlerpageedit.cpp

@@ -23,9 +23,9 @@ SOFTWARE.
 #include "../request.h"
 
 #include "../parser.h"
-bool HandlerPageEdit::canAccess(std::string page)
+bool HandlerPageEdit::canAccess([[maybe_unused]] std::string page)
 {
-	return this->userSession->user.permissions.canEdit();
+	return effectivePermissions(page).canEdit();
 }
 
 bool HandlerPageEdit::pageMustExist()
@@ -121,7 +121,7 @@ Response HandlerPageEdit::handleRequest(PageDao &pageDao, std::string pagename,
 		}
 	}
 
-	TemplatePage &templatePage = this->templ->getPage("page_creation");
+	TemplatePage templatePage = this->templ->getPage("page_creation");
 	templatePage.setVar("actionurl", urlProvider->editPage(pagename));
 	templatePage.setVar("content", body);
 	setPageVars(templatePage, pagename);

handlers/handlerpageview.cpp

@@ -128,7 +128,7 @@ Response HandlerPageView::handleRequest(PageDao &pageDao, std::string pagename,
 		return errorResponse("Database error", "While trying to fetch revision, a database error occured");
 	}
 
-	TemplatePage &page = this->templ->getPage(templatepartname);
+	TemplatePage page = this->templ->getPage(templatepartname);
 
 	Parser parser;
 	Response result;

handlers/handlersearch.cpp

@@ -37,7 +37,7 @@ Response HandlerSearch::handleRequest(const Request &r)
 		{
 			return errorResponse("No results", "Your search for " + q + " did not yield any results.");
 		}
-		TemplatePage &searchPage = this->templ->getPage("search");
+		TemplatePage searchPage = this->templ->getPage("search");
 		std::string body = this->templ->renderSearch(resultList);
 		searchPage.setVar("pagelist", body);
 		searchPage.setVar("searchterm", q);

handlers/handlerusersettings.cpp

@@ -51,7 +51,7 @@ Response HandlerUserSettings::handleRequest(const Request &r)
 		}
 	}
 
-	TemplatePage &userSettingsPage = this->templ->getPage("usersettings");
+	TemplatePage userSettingsPage = this->templ->getPage("usersettings");
 	setGeneralVars(userSettingsPage);
 	userSettingsPage.setVar("usersettingsurl", urlProvider->userSettings());
 	userSettingsPage.setVar("title", createPageTitle("User settings - " + this->userSession->user.login));
@@ -62,7 +62,7 @@ Response HandlerUserSettings::handleRequest(const Request &r)
 	return result;
 }
 
-bool HandlerUserSettings::canAccess(const Permissions &perms)
+bool HandlerUserSettings::canAccess([[maybe_unused]] const Permissions &perms)
 {
 	return this->userSession->loggedIn;
 }

handlers/handlerversion.cpp

@@ -0,0 +1,9 @@
+#include "handlerversion.h"
+#include "../version.h"
+Response HandlerVersion::handleRequest([[maybe_unused]] const Request &r)
+{
+	Response response;
+	response.setContentType("text/plain");
+	response.setBody(get_version_string());
+	return response;
+}

handlers/handlerversion.h

@@ -0,0 +1,18 @@
+#ifndef HANDLERVERSION_H
+#define HANDLERVERSION_H
+#include "handler.h"
+class HandlerVersion : public Handler
+{
+  public:
+	using Handler::Handler;
+
+  public:
+	Response handleRequest(const Request &r) override;
+
+	bool canAccess([[maybe_unused]] const Permissions &perms) override
+	{
+		return true;
+	}
+};
+
+#endif // HANDLERVERSION_H

qswiki.cpp

@@ -41,8 +41,9 @@ SOFTWARE.
 #include "cli.h"
 #include "cliconsole.h"
 #include "cliserver.h"
+#include "version.h"
 
-void sigterm_handler(int arg)
+void sigterm_handler([[maybe_unused]] int arg)
 {
 	// TODO: proper shutdown.
 	exit(EXIT_SUCCESS);
@@ -73,11 +74,6 @@ std::unique_ptr<ICache> createCache(const ConfigVariableResolver &resolver)
 	return std::make_unique<FsCache>(path);
 }
 
-std::string get_version_string()
-{
-	return "master";
-}
-
 int main(int argc, char **argv)
 {
 
@@ -127,29 +123,12 @@ int main(int argc, char **argv)
 		return 1;
 	}
 	std::string configpath = std::filesystem::absolute(configfilepath).string();
-	if(!sandbox->enableForInit())
-	{
-		Logger::error() << "Sandboxing for init mode could not be activated.";
-		exit(EXIT_FAILURE);
-	}
 
 	try
 	{
 		ConfigReader configreader(configpath);
 		Config config = configreader.readConfig();
 
-		// TODO: config.connectiontring only works as long as we only support sqlite of course
-		if(!sandbox->enablePreWorker({
-			   config.configVarResolver.getConfig("cache_fs_dir"),
-			   config.templatepath,
-			   std::filesystem::path(config.logfile).parent_path(),
-			   std::filesystem::path(config.connectionstring).parent_path(),
-		   }))
-		{
-			Logger::error() << "Sandboxing for pre worker stage could not be activated.";
-			exit(EXIT_FAILURE);
-		}
-
 		setup_signal_handlers();
 
 		std::fstream logstream;
@@ -166,6 +145,19 @@ int main(int argc, char **argv)
 			console.startInteractive();
 			return 0;
 		}
+
+		// TODO: config.connectiontring only works as long as we only support sqlite of course
+		if(!sandbox->enable({
+			   config.configVarResolver.getConfig("cache_fs_dir"),
+			   config.templatepath,
+			   std::filesystem::path(config.logfile).parent_path(),
+			   std::filesystem::path(config.connectionstring).parent_path(),
+		   }))
+		{
+			Logger::error() << "Sandboxing for worker could not be enabled!";
+			exit(EXIT_FAILURE);
+		}
+
 		CLIServer cliServer{cliHandler};
 		if(!cliServer.detachServer(socketPath))
 		{
@@ -188,7 +180,9 @@ int main(int argc, char **argv)
 		userdao->save(anon.value());
 		User::setAnon(anon.value());
 
-		Template siteTemplate{config.templateprefix, config.templatepath, config.urls, config.configVarResolver};
+		MapCache<TemplatePage> mapCache;
+		Template siteTemplate{config.templateprefix, config.templatepath, config.urls, config.configVarResolver,
+							  mapCache};
 		UrlProvider urlProvider{config.urls};
 
 		auto cache = createCache(config.configVarResolver);
@@ -199,11 +193,6 @@ int main(int argc, char **argv)
 
 		auto interface = createGateway(config);
 
-		if(!sandbox->enableForWorker())
-		{
-			Logger::error() << "Sandboxing for worker could not be enabled!";
-			exit(EXIT_FAILURE);
-		}
 		interface->work(requestWorker);
 	}
 	catch(const std::exception &e)

requestworker.cpp

@@ -59,7 +59,7 @@ Response RequestWorker::processRequest(const Request &r)
 		if(session.loggedIn && session.csrf_token != r.post("csrf_token"))
 		{
 			// TODO: this is code duplication
-			TemplatePage &error = this->templ->getPage("error");
+			TemplatePage error = this->templ->getPage("error");
 			error.setVar("errortitle", "Invalid csrf token");
 			error.setVar("errormessage", "Invalid csrf token");
 			return {403, error.render()};

response.cpp

@@ -32,12 +32,12 @@ Response::Response(int http_status_code, std::string html)
 	this->html = std::move(html);
 }
 
-void Response::addHeader(const std::string &key, const std::string &value)
+void Response::addHeader(std::string key, std::string value)
 {
 	this->responseHeaders.insert(std::make_pair(key, value));
 }
 
-Response Response::redirectTemporarily(const std::string &url)
+Response Response::redirectTemporarily(std::string url)
 {
 	Response result;
 	result.addHeader("Location", url);

response.h

@@ -27,8 +27,8 @@ class Response
 		return this->html;
 	}
 
-	void addHeader(const std::string &key, const std::string &value);
-	static Response redirectTemporarily(const std::string &url);
+	void addHeader(std::string key, std::string value);
+	static Response redirectTemporarily(std::string url);
 
 	void setStatus(int status)
 	{

sandbox/sandbox-linux.cpp

@@ -23,68 +23,6 @@
  * obvious systemcalls. To whitelist, we need to analyse our
  * dependencies (http library, sqlite wrapper, sqlite lib etc.) */
 
-bool SandboxLinux::enableForInit()
-{
-	umask(0027);
-	struct qssb_policy *policy = qssb_init_policy();
-	if(policy == NULL)
-	{
-		Logger::error() << "Failed to init sandboxing policy (init)";
-		return false;
-	}
-	policy->namespace_options = QSSB_UNSHARE_USER;
-	policy->drop_caps = 0;
-	qssb_append_syscall_policy(policy, QSSB_SYSCALL_DENY_KILL_PROCESS, QSSB_SYS(execveat));
-	qssb_append_syscall_policy(policy, QSSB_SYSCALL_DENY_KILL_PROCESS, QSSB_SYS(execve));
-	qssb_append_syscall_default_policy(policy, QSSB_SYSCALL_ALLOW);
-
-	int result = qssb_enable_policy(policy);
-	if(result != 0)
-	{
-		Logger::error() << "Failed to enable sandboxing policy (init): " << result;
-		qssb_free_policy(policy);
-		return false;
-	}
-	qssb_free_policy(policy);
-	return true;
-}
-
-bool SandboxLinux::enablePreWorker(std::vector<std::string> fsPaths)
-{
-	std::sort(fsPaths.begin(), fsPaths.end(),
-			  [](const std::string &a, const std::string &b) { return a.length() < b.length(); });
-
-	struct qssb_policy *policy = qssb_init_policy();
-	if(policy == NULL)
-	{
-		Logger::error() << "Failed to init sandboxing policy (pre)";
-		return false;
-	}
-
-	for(unsigned int i = 0; i < fsPaths.size(); i++)
-	{
-		qssb_append_path_policy(policy, QSSB_FS_ALLOW_READ | QSSB_FS_ALLOW_WRITE, fsPaths[i].c_str());
-	}
-
-	policy->namespace_options = QSSB_UNSHARE_MOUNT;
-	policy->drop_caps = 0;
-	policy->mount_path_policies_to_chroot = 1;
-
-	qssb_append_syscall_policy(policy, QSSB_SYSCALL_DENY_KILL_PROCESS, QSSB_SYS(execveat));
-	qssb_append_syscall_policy(policy, QSSB_SYSCALL_DENY_KILL_PROCESS, QSSB_SYS(execve));
-	qssb_append_syscall_default_policy(policy, QSSB_SYSCALL_ALLOW);
-
-	int result = qssb_enable_policy(policy);
-	if(result != 0)
-	{
-		Logger::error() << "Failed to install sandboxing policy (preworker): %i" << result;
-		qssb_free_policy(policy);
-		return false;
-	}
-	qssb_free_policy(policy);
-	return true;
-}
-
 bool SandboxLinux::supported()
 {
 	std::fstream stream;
@@ -102,27 +40,33 @@ bool SandboxLinux::supported()
 	}
 	return true;
 }
-bool SandboxLinux::enableForWorker()
+bool SandboxLinux::enable(std::vector<std::string> fsPaths)
 {
+	std::sort(fsPaths.begin(), fsPaths.end(),
+			  [](const std::string &a, const std::string &b) { return a.length() < b.length(); });
+
 	struct qssb_policy *policy = qssb_init_policy();
 	if(policy == NULL)
 	{
 		Logger::error() << "Failed to init sandboxing policy (worker) ";
 		return false;
 	}
+	for(unsigned int i = 0; i < fsPaths.size(); i++)
+	{
+		qssb_append_path_policy(policy, QSSB_FS_ALLOW_READ | QSSB_FS_ALLOW_WRITE, fsPaths[i].c_str());
+	}
 	policy->drop_caps = 1;
 	policy->not_dumpable = 1;
 	policy->no_new_privs = 1;
-	policy->namespace_options = 0;
-
+	policy->mount_path_policies_to_chroot = 1;
 	/* TODO: as said, a whitelist approach is better. As such, this list is bound to be incomplete in the
 	 * sense that more could be listed here and some critical ones are probably missing */
 
 	/* TODO: use qssb groups */
-	long blacklisted_syscalls[] = {QSSB_SYS(setuid),	  QSSB_SYS(connect), QSSB_SYS(chroot),	QSSB_SYS(pivot_root),
-								   QSSB_SYS(mount),		  QSSB_SYS(setns),	 QSSB_SYS(unshare), QSSB_SYS(ptrace),
-								   QSSB_SYS(personality), QSSB_SYS(prctl)};
-
+	long blacklisted_syscalls[] = {QSSB_SYS(setuid),	  QSSB_SYS(connect), QSSB_SYS(chroot),	 QSSB_SYS(pivot_root),
+								   QSSB_SYS(mount),		  QSSB_SYS(setns),	 QSSB_SYS(unshare),	 QSSB_SYS(ptrace),
+								   QSSB_SYS(personality), QSSB_SYS(prctl),	 QSSB_SYS(execveat), QSSB_SYS(execve),
+								   QSSB_SYS(fork)};
 	qssb_append_syscalls_policy(policy, QSSB_SYSCALL_DENY_KILL_PROCESS, blacklisted_syscalls,
 								sizeof(blacklisted_syscalls) / sizeof(blacklisted_syscalls[0]));
 	qssb_append_syscall_default_policy(policy, QSSB_SYSCALL_ALLOW);

sandbox/sandbox-linux.h

@@ -8,8 +8,6 @@ class SandboxLinux : public Sandbox
   public:
 	using Sandbox::Sandbox;
 	bool supported() override;
-	bool enableForInit() override;
-	bool enablePreWorker(std::vector<std::string> fsPaths) override;
-	bool enableForWorker() override;
+	bool enable(std::vector<std::string> fsPaths) override;
 };
 #endif

sandbox/sandbox-openbsd.h

@@ -6,10 +6,6 @@ class SandboxOpenBSD : public Sandbox
 {
   public:
 	bool supported() override;
-	bool enableForInit() override;
-	bool enableForWorker() override;
-
-  private:
-	bool seccomp_blacklist(std::vector<int> syscalls);
+	bool enable(std::vector<std::string> fsPaths) override;
 };
 #endif

sandbox/sandbox.h

@@ -10,16 +10,7 @@ class Sandbox
 	/* Whether the platform has everything required to active all sandbnox modes */
 	virtual bool supported() = 0;
 
-	/* Activated early. At this point, we need more system calls
-	 * than later on */
-	virtual bool enableForInit() = 0;
-
-	/* Activated after config has been read. Now we now which paths we need access to */
-	virtual bool enablePreWorker(std::vector<std::string> fsPaths) = 0;
-
-	/* Activated after we have acquired resources (bound to ports etc.)
-	 *
-	 * This should allow us to further restrcit the process */
-	virtual bool enableForWorker() = 0;
+	/* Activated after we have acquired resources (bound to ports etc.)*/
+	virtual bool enable(std::vector<std::string> fsPaths) = 0;
 };
 #endif

template.cpp

@@ -24,12 +24,25 @@ SOFTWARE.
 #include "htmllink.h"
 #include "logger.h"
 Template::Template(std::string templateprefix, std::string templatepath, ConfigUrls &configUrls,
-				   ConfigVariableResolver &configVarsResolver)
+				   ConfigVariableResolver &configVarsResolver, MapCache<TemplatePage> &pageCache)
 {
 	this->templateprefix = templateprefix;
 	this->templatepath = templatepath;
 	this->configUrls = &configUrls;
 	this->configVarResolver = &configVarsResolver;
+	this->pageCache = &pageCache;
+}
+
+TemplatePage Template::getPage(const std::string &pagename)
+{
+	auto result = this->pageCache->find(pagename);
+	if(result)
+	{
+		return *result;
+	}
+	auto page = createPage(pagename);
+	this->pageCache->set(pagename, page);
+	return page;
 }
 
 std::string Template::getPartPath(std::string_view partname)
@@ -54,7 +67,7 @@ std::string Template::resolveIncludes(std::string_view content)
 	return replacer.parse(content);
 }
 
-TemplatePage Template::createPage(std::string name)
+TemplatePage Template::createPage(std::string_view name)
 {
 	std::string content = loadResolvedPart(name);
 	Varreplacer replacer(this->templateprefix);
@@ -65,16 +78,6 @@ TemplatePage Template::createPage(std::string name)
 	return TemplatePage(replacer.parse(content));
 }
 
-TemplatePage &Template::getPage(const std::string &pagename)
-{
-	if(utils::hasKey(pagesMap, pagename))
-	{
-		return pagesMap[pagename];
-	}
-	pagesMap.insert(std::make_pair(pagename, createPage(pagename)));
-	return pagesMap[pagename];
-}
-
 // TODO: this restricts template a bit
 std::string Template::renderSearch(const std::vector<std::string> &results,
 								   std::function<std::string(std::string)> callback) const
@@ -130,11 +133,10 @@ std::string Template::renderRevisionList(const std::vector<Revision> &revisions,
 	std::stringstream stream;
 	UrlProvider urlprovider(*this->configUrls);
 
-	auto genwithoutpage = [&] {
+	auto genwithoutpage = [&]
+	{
 		for(const Revision &revision : revisions)
 		{
-
-			Logger::debug() << "processing: " << revision.revision;
 			stream << "<tr><td><a href=\"" << urlprovider.pageRevision(revision.page, revision.revision) << "\">"
 				   << revision.revision << "</a></td>"
 				   << "<td>" << revision.author << "</td>"
@@ -143,7 +145,8 @@ std::string Template::renderRevisionList(const std::vector<Revision> &revisions,
 		}
 	};
 
-	auto genwithpage = [&] {
+	auto genwithpage = [&]
+	{
 		for(const Revision &revision : revisions)
 		{
 

template.h

@@ -8,31 +8,29 @@
 #include "response.h"
 #include "searchresult.h"
 #include "revision.h"
+#include "cache/mapcache.h"
 class Template
 {
   private:
 	ConfigVariableResolver *configVarResolver;
 	ConfigUrls *configUrls;
+	MapCache<TemplatePage> *pageCache;
 
 	std::string templateprefix;
 	std::string templatepath;
 
-	std::map<std::string, TemplatePage> pagesMap;
 	std::string resolveIncludes(std::string_view content);
 
 	std::string getPartPath(std::string_view partname);
 	std::string loadResolvedPart(std::string_view partname);
 	std::string loadPartContent(std::string_view partname);
-	TemplatePage createPage(std::string name);
+	TemplatePage createPage(std::string_view name);
 
   public:
 	Template(std::string templateprefix, std::string templatepath, ConfigUrls &configUrls,
-			 ConfigVariableResolver &configVarsResolver);
-	/* TODO: returning this as a reference is by no means a risk free business,
-		because between requests, different vars can be set conditionally,
-		thus creating a mess
-	*/
-	TemplatePage &getPage(const std::string &pagename);
+			 ConfigVariableResolver &configVarsResolver, MapCache<TemplatePage> &pageCache);
+
+	TemplatePage getPage(const std::string &pagename);
 
 	std::string renderSearch(const std::vector<std::string> &results,
 							 std::function<std::string(std::string)> callback) const;

templatepage.cpp

@@ -27,7 +27,7 @@ TemplatePage::TemplatePage()
 
 TemplatePage::TemplatePage(std::string content)
 {
-	this->content = content;
+	this->content = std::make_shared<std::string>(content);
 }
 
 void TemplatePage::setVar(const std::string &key, std::string value)
@@ -40,5 +40,5 @@ std::string TemplatePage::render() const
 	Varreplacer replacer("{qswiki:");
 	replacer.addResolver("var",
 						 [&](std::string_view key) { return utils::getKeyOrEmpty(this->varsMap, std::string(key)); });
-	return replacer.parse(this->content);
+	return replacer.parse(*this->content);
 }

templatepage.h

@@ -3,10 +3,11 @@
 #include <string>
 #include <string_view>
 #include <map>
+#include <memory>
 class TemplatePage
 {
   private:
-	std::string content;
+	std::shared_ptr<const std::string> content;
 	std::map<std::string, std::string> varsMap;
 
   public:

utils.cpp

@@ -84,7 +84,7 @@ std::string utils::urldecode(std::string_view str)
 	return result;
 }
 
-std::vector<std::string> utils::split(const std::string &str, char delim)
+std::vector<std::string> utils::split(std::string str, char delim)
 {
 	std::vector<std::string> result;
 	std::stringstream stream(str);
@@ -97,7 +97,7 @@ std::vector<std::string> utils::split(const std::string &str, char delim)
 }
 
 // TODO: can easily break if we pass a regex here
-std::vector<std::string> utils::split(const std::string &str, const std::string &delim)
+std::vector<std::string> utils::split(std::string str, const std::string &delim)
 {
 	std::regex regex{delim + "+"};
 	return split(str, regex);
@@ -112,7 +112,7 @@ std::vector<std::string> utils::split(const std::string &str, std::regex &regex)
 	return result;
 }
 
-std::string utils::strreplace(const std::string &str, const std::string &search, const std::string &replace)
+std::string utils::strreplace(std::string str, const std::string &search, const std::string &replace)
 {
 	std::string result = str;
 	auto searchlength = search.length();
@@ -182,10 +182,9 @@ std::string utils::toISODate(time_t t)
 	return std::string{result};
 }
 
-std::string utils::trim(const std::string &str)
+std::string utils::trim(std::string_view view)
 {
 	std::string_view chars = " \t\n\r";
-	std::string_view view = str;
 	auto n = view.find_first_not_of(chars);
 	if(n != std::string_view::npos)
 	{

utils.h

@@ -8,25 +8,20 @@
 #include <map>
 #include <regex>
 #include <ctime>
+#include <limits>
 namespace utils
 {
 
-std::vector<std::string> split(const std::string &str, char delim);
-std::vector<std::string> split(const std::string &str, const std::string &delim);
+std::vector<std::string> split(std::string str, char delim);
+std::vector<std::string> split(std::string str, const std::string &delim);
 std::vector<std::string> split(const std::string &str, std::regex &regex);
 std::string urldecode(std::string_view str);
-std::string strreplace(const std::string &str, const std::string &search, const std::string &replace);
+std::string strreplace(std::string str, const std::string &search, const std::string &replace);
 
 std::string html_xss(std::string_view str);
 std::string getenv(const std::string &key);
 
-template <class T, class U> bool hasKey(const std::map<T, U> &map, T key)
-{
-	auto k = map.find(key);
-	return k != map.end();
-}
-
-template <class T, class U> U getKeyOrEmpty(const std::map<T, U> &map, T key)
+template <class T, class U> U getKeyOrEmpty(const std::map<T, U> &map, const T &key)
 {
 	auto k = map.find(key);
 	if(k != map.end())
@@ -36,7 +31,7 @@ template <class T, class U> U getKeyOrEmpty(const std::map<T, U> &map, T key)
 	return U();
 }
 
-template <class T, class U> U getKeyOrEmpty(std::multimap<T, U> map, T key)
+template <class T, class U> U getKeyOrEmpty(const std::multimap<T, U> &map, const T &key)
 {
 	auto k = map.find(key);
 	if(k != map.end())
@@ -46,7 +41,7 @@ template <class T, class U> U getKeyOrEmpty(std::multimap<T, U> map, T key)
 	return U();
 }
 
-template <class T, class U> std::vector<U> getAll(std::multimap<T, U> map, T key)
+template <class T, class U> std::vector<U> getAll(const std::multimap<T, U> &map, const T &key)
 {
 	std::vector<U> result;
 	auto range = map.equal_range(key);
@@ -93,7 +88,7 @@ template <class T> inline std::string toString(const T &v)
 	return std::string(v.begin(), v.end());
 }
 
-std::string trim(const std::string &str);
+std::string trim(std::string_view view);
 
 } // namespace utils
 #endif

varreplacer.cpp

@@ -60,12 +60,12 @@ std::string Varreplacer::makeReplacement(std::string_view varkeyvalue)
 	std::string_view value;
 
 	std::tie(key, value) = extractKeyAndValue(varkeyvalue);
-	if(utils::hasKey(keyValues, key))
+	if(keyValues.contains(key))
 	{
 		std::string replacementContent = keyValues[key];
 		return replacementContent;
 	}
-	else if(utils::hasKey(resolverFunctionsMap, key))
+	else if(resolverFunctionsMap.contains(key))
 	{
 
 		auto resolver = this->resolverFunctionsMap[key];

version.cpp

@@ -0,0 +1,11 @@
+#include "version.h"
+
+std::string git_commit_id()
+{
+	return std::string(GITCOMMIT);
+}
+
+std::string get_version_string()
+{
+	return git_commit_id() + " Built: " + __DATE__ + " " + __TIME__;
+}

version.h

@@ -0,0 +1,7 @@
+#ifndef VERSION_H
+#define VERSION_H
+
+#include <string>
+std::string git_commit_id();
+std::string get_version_string();
+#endif // VERSION_H