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/*
* Copyright (C) 2005-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#pragma once
#include <map>
#include <string>
#include <vector>
class TiXmlElement;
class CLangCodeExpander
{
public:
CLangCodeExpander();
~CLangCodeExpander();
enum LANGFORMATS
{
ISO_639_1,
ISO_639_2,
ENGLISH_NAME
};
enum class LANG_LIST
{
// Standard ISO
DEFAULT,
// Standard ISO + Language addons
INCLUDE_ADDONS,
// Standard ISO + User defined
// (User defined can override language name of existing codes)
INCLUDE_USERDEFINED,
// Standard ISO + Language addons + User defined
// (User defined can override language name of existing codes)
INCLUDE_ADDONS_USERDEFINED,
};
void LoadUserCodes(const TiXmlElement* pRootElement);
void Clear();
bool Lookup(const std::string& code, std::string& desc);
bool Lookup(const int code, std::string& desc);
/** \brief Determines if two english language names represent the same language.
* \param[in] lang1 The first language string to compare given as english language name.
* \param[in] lang2 The second language string to compare given as english language name.
* \return true if the two language strings represent the same language, false otherwise.
* For example "Abkhaz" and "Abkhazian" represent the same language.
*/
bool CompareFullLanguageNames(const std::string& lang1, const std::string& lang2);
/** \brief Determines if two languages given as ISO 639-1, ISO 639-2/T, or ISO 639-2/B codes represent the same language.
* \param[in] code1 The first language to compare given as ISO 639-1, ISO 639-2/T, or ISO 639-2/B code.
* \param[in] code2 The second language to compare given as ISO 639-1, ISO 639-2/T, or ISO 639-2/B code.
* \return true if the two language codes represent the same language, false otherwise.
* For example "ger", "deu" and "de" represent the same language.
*/
bool CompareISO639Codes(const std::string& code1, const std::string& code2);
/** \brief Converts a language given as 2-Char (ISO 639-1),
* 3-Char (ISO 639-2/T or ISO 639-2/B),
* or full english name string to a 2-Char (ISO 639-1) code.
* \param[out] code The 2-Char language code of the given language lang.
* \param[in] lang The language that should be converted.
* \return true if the conversion succeeded, false otherwise.
*/
bool ConvertToISO6391(const std::string& lang, std::string& code);
/** \brief Converts a language given as 2-Char (ISO 639-1),
* 3-Char (ISO 639-2/T or ISO 639-2/B),
* or full english name string to a 3-Char ISO 639-2/B code.
* \param[in] lang The language that should be converted.
* \return The 3-Char ISO 639-2/B code of lang if that code exists, lang otherwise.
*/
std::string ConvertToISO6392B(const std::string& lang);
/** \brief Converts a language given as 2-Char (ISO 639-1) to a 3-Char (ISO 639-2/T) code.
* \param[in] strISO6391 The language that should be converted.
* \param[out] strISO6392B The 3-Char (ISO 639-2/B) language code of the given language strISO6391.
* \param[in] checkWin32Locales Whether to also check WIN32 specific language codes.
* \return true if the conversion succeeded, false otherwise.
*/
static bool ConvertISO6391ToISO6392B(const std::string& strISO6391, std::string& strISO6392B, bool checkWin32Locales = false);
/** \brief Converts a language given as 2-Char (ISO 639-1),
* 3-Char (ISO 639-2/T or ISO 639-2/B),
* or full english name string to a 3-Char ISO 639-2/T code.
* \param[in] strCharCode The language that should be converted.
* \param[out] strISO6392B The 3-Char (ISO 639-2/B) language code of the given language strISO6391.
* \param[in] checkWin32Locales Whether to also check WIN32 specific language codes.
* \return true if the conversion succeeded, false otherwise.
*/
bool ConvertToISO6392B(const std::string& strCharCode, std::string& strISO6392B, bool checkWin32Locales = false);
/** \brief Converts a language given as 2-Char (ISO 639-1),
* 3-Char (ISO 639-2/T or ISO 639-2/B),
* or full english name string to a 3-Char ISO 639-2/T code.
* \param[in] strCharCode The language that should be converted.
* \param[out] strISO6392T The 3-Char (ISO 639-2/T) language code of the given language strISO6391.
* \param[in] checkWin32Locales Whether to also check WIN32 specific language codes.
* \return true if the conversion succeeded, false otherwise.
*/
bool ConvertToISO6392T(const std::string& strCharCode, std::string& strISO6392T, bool checkWin32Locales = false);
/** \brief Converts a language given as 2-Char (ISO 639-1),
* 3-Char (ISO 639-2/T or ISO 639-2/B),
* or full english name string to a 3-Char ISO 639-2/T code.
* \param[in] lang The language that should be converted.
* \return The 3-Char ISO 639-2/T code of lang if that code exists, lang otherwise.
*/
std::string ConvertToISO6392T(const std::string& lang);
/*
* \brief Find a language code with subtag (e.g. zh-tw, zh-Hans) in to a string.
* This function find a limited set of IETF BCP47 specs, so:
* language tag + region subtag, or, language tag + script subtag.
* The language code can be found also if wrapped with round brackets.
* \param str The string where find the language code.
* \return The language code found in the string, otherwise empty string
*/
static std::string FindLanguageCodeWithSubtag(const std::string& str);
#ifdef TARGET_WINDOWS
static bool ConvertISO31661Alpha2ToISO31661Alpha3(const std::string& strISO31661Alpha2, std::string& strISO31661Alpha3);
static bool ConvertWindowsLanguageCodeToISO6392B(const std::string& strWindowsLanguageCode, std::string& strISO6392B);
#endif
/*
* \brief Get the list of language names.
* \param format [OPT] The format type.
* \param list [OPT] The type of language list to retrieve.
* \return The languages
*/
std::vector<std::string> GetLanguageNames(LANGFORMATS format = ISO_639_1,
LANG_LIST list = LANG_LIST::DEFAULT);
protected:
/*
* \brief Converts a language code given as a long, see #MAKECODE(a, b, c, d)
* to its string representation.
* \param[in] code The language code given as a long, see #MAKECODE(a, b, c, d).
* \return The string representation of the given language code code.
*/
static std::string CodeToString(long code);
static bool LookupInISO639Tables(const std::string& code, std::string& desc);
/*
* \brief Looks up the language description for given language code
* in to the installed language addons.
* \param[in] code The language code for which description is looked for.
* \param[out] desc The english language name.
* \return true if the language description was found, false otherwise.
*/
static bool LookupInLangAddons(const std::string& code, std::string& desc);
bool LookupInUserMap(const std::string& code, std::string& desc);
/** \brief Looks up the ISO 639-1, ISO 639-2/T, or ISO 639-2/B, whichever it finds first,
* code of the given english language name.
* \param[in] desc The english language name for which a code is looked for.
* \param[out] code The ISO 639-1, ISO 639-2/T, or ISO 639-2/B code of the given language desc.
* \return true if the a code was found, false otherwise.
*/
bool ReverseLookup(const std::string& desc, std::string& code);
/** \brief Looks up the user defined code of the given code or language name.
* \param[in] desc The language code or name that should be converted.
* \param[out] userCode The user defined language code of the given language desc.
* \return true if desc was found, false otherwise.
*/
bool LookupUserCode(const std::string& desc, std::string &userCode);
typedef std::map<std::string, std::string> STRINGLOOKUPTABLE;
STRINGLOOKUPTABLE m_mapUser;
};
extern CLangCodeExpander g_LangCodeExpander;
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