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authororwell96 <mono96.mml@gmail.com>2017-01-18 21:19:03 +0100
committerorwell96 <mono96.mml@gmail.com>2017-01-18 21:19:03 +0100
commit6060556796f71328f781677cdbbd2b90fe4635d9 (patch)
treefa8220b8e217ca34892cfbfbe2b58f821272b0b1 /advtrains/advtrains_train_japan/locale
parent7ab41542166989a80920138b85add399927631e2 (diff)
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Make signals work with the nodedb again
Diffstat (limited to 'advtrains/advtrains_train_japan/locale')
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/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#ifndef SETTINGS_HEADER
#define SETTINGS_HEADER

#include "irrlichttypes_bloated.h"
#include "util/string.h"
#include "threading/mutex.h"
#include <string>
#include "util/cpp11_container.h"
#include <list>
#include <set>

class Settings;
struct NoiseParams;

// Global objects
extern Settings *g_settings;
extern std::string g_settings_path;

// Type for a settings changed callback function
typedef void (*SettingsChangedCallback)(const std::string &name, void *data);

typedef std::vector<
	std::pair<
		SettingsChangedCallback,
		void *
	>
> SettingsCallbackList;

typedef UNORDERED_MAP<std::string, SettingsCallbackList> SettingsCallbackMap;

enum ValueType {
	VALUETYPE_STRING,
	VALUETYPE_FLAG // Doesn't take any arguments
};

enum SettingsParseEvent {
	SPE_NONE,
	SPE_INVALID,
	SPE_COMMENT,
	SPE_KVPAIR,
	SPE_END,
	SPE_GROUP,
	SPE_MULTILINE,
};

struct ValueSpec {
	ValueSpec(ValueType a_type, const char *a_help=NULL)
	{
		type = a_type;
		help = a_help;
	}

	ValueType type;
	const char *help;
};

struct SettingsEntry {
	SettingsEntry()
	{
		group    = NULL;
		is_group = false;
	}

	SettingsEntry(const std::string &value_)
	{
		value    = value_;
		group    = NULL;
		is_group = false;
	}

	SettingsEntry(Settings *group_)
	{
		group    = group_;
		is_group = true;
	}

	std::string value;
	Settings *group;
	bool is_group;
};

typedef UNORDERED_MAP<std::string, SettingsEntry> SettingEntries;

class Settings {
public:
	Settings() {}
	~Settings();

	Settings & operator += (const Settings &other);
	Settings & operator = (const Settings &other);

	/***********************
	 * Reading and writing *
	 ***********************/

	// Read configuration file.  Returns success.
	bool readConfigFile(const char *filename);
	//Updates configuration file.  Returns success.
	bool updateConfigFile(const char *filename);
	// NOTE: Types of allowed_options are ignored.  Returns success.
	bool parseCommandLine(int argc, char *argv[],
			std::map<std::string, ValueSpec> &allowed_options);
	bool parseConfigLines(std::istream &is, const std::string &end = "");
	void writeLines(std::ostream &os, u32 tab_depth=0) const;

	SettingsParseEvent parseConfigObject(const std::string &line,
		const std::string &end, std::string &name, std::string &value);
	bool updateConfigObject(std::istream &is, std::ostream &os,
		const std::string &end, u32 tab_depth=0);

	static bool checkNameValid(const std::string &name);
	static bool checkValueValid(const std::string &value);
	static std::string sanitizeName(const std::string &name);
	static std::string sanitizeValue(const std::string &value);
	static std::string getMultiline(std::istream &is, size_t *num_lines=NULL);
	static void printEntry(std::ostream &os, const std::string &name,
		const SettingsEntry &entry, u32 tab_depth=0);

	/***********
	 * Getters *
	 ***********/

	const SettingsEntry &getEntry(const std::string &name) const;
	Settings *getGroup(const std::string &name) const;
	std::string get(const std::string &name) const;
	bool getBool(const std::string &name) const;
	u16 getU16(const std::string &name) const;
	s16 getS16(const std::string &name) const;
	s32 getS32(const std::string &name) const;