Line data    Source code

       1             : /**
       2             :  Copyright (c) 2023 Stappler LLC <admin@stappler.dev>
       3             : 
       4             :  Permission is hereby granted, free of charge, to any person obtaining a copy
       5             :  of this software and associated documentation files (the "Software"), to deal
       6             :  in the Software without restriction, including without limitation the rights
       7             :  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
       8             :  copies of the Software, and to permit persons to whom the Software is
       9             :  furnished to do so, subject to the following conditions:
      10             : 
      11             :  The above copyright notice and this permission notice shall be included in
      12             :  all copies or substantial portions of the Software.
      13             : 
      14             :  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
      15             :  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
      16             :  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
      17             :  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
      18             :  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
      19             :  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
      20             :  THE SOFTWARE.
      21             :  **/
      22             : 
      23             : #ifndef XENOLITH_FONT_XLFONTLOCALE_H_
      24             : #define XENOLITH_FONT_XLFONTLOCALE_H_
      25             : 
      26             : #include "XLEventHeader.h"
      27             : #include "XLFontConfig.h"
      28             : #include "SPMetastring.h"
      29             : 
      30             : namespace STAPPLER_VERSIONIZED stappler::xenolith {
      31             : 
      32             : #ifdef __clang__
      33             : #pragma clang diagnostic push
      34             : #pragma clang diagnostic ignored "-Wgnu-string-literal-operator-template"
      35             : #endif
      36             : 
      37             : // full localized string
      38          10 : template <typename CharType, CharType ... Chars> auto operator "" _locale() {
      39          10 :         return metastring::merge("@Locale:"_meta, metastring::metastring<Chars ...>());
      40             : }
      41             : 
      42             : #ifdef __clang__
      43             : #pragma clang diagnostic pop
      44             : #endif
      45             : 
      46             : // localized token
      47             : inline String operator"" _token ( const char* str, std::size_t len) {
      48             :         String ret;
      49             :         ret.reserve(len + 2);
      50             :         ret.append("%");
      51             :         ret.append(str, len);
      52             :         ret.append("%");
      53             :         return ret;
      54             : }
      55             : 
      56          37 : inline String localeIndex(size_t idx) {
      57          37 :         String ret; ret.reserve(20);
      58          37 :         ret.append("%=");
      59          37 :         ret.append(toString(idx));
      60          37 :         ret.push_back('%');
      61          37 :         return ret;
      62           0 : }
      63             : 
      64             : template <size_t Index>
      65             : inline constexpr auto localeIndex() {
      66             :         return metastring::merge("%="_meta, metastring::numeric<Index>(), "%"_meta);
      67             : }
      68             : 
      69             : }
      70             : 
      71             : namespace STAPPLER_VERSIONIZED stappler::xenolith::locale {
      72             : 
      73             : using LocaleInitList = std::initializer_list<Pair<StringView, StringView>>;
      74             : using LocaleIndexList = std::initializer_list<Pair<uint32_t, StringView>>;
      75             : using NumRule = Function<uint8_t(uint32_t)>;
      76             : 
      77             : enum class TimeTokens {
      78             :         Today = 0,
      79             :         Yesterday,
      80             :         Jan,
      81             :         Feb,
      82             :         Mar,
      83             :         Apr,
      84             :         Nay,
      85             :         Jun,
      86             :         jul,
      87             :         Aug,
      88             :         Sep,
      89             :         Oct,
      90             :         Nov,
      91             :         Dec,
      92             :         Max
      93             : };
      94             : 
      95             : extern EventHeader onLocale;
      96             : 
      97             : void define(const StringView &locale, LocaleInitList &&);
      98             : void define(const StringView &locale, LocaleIndexList &&);
      99             : void define(const StringView &locale, const std::array<StringView, toInt(TimeTokens::Max)> &);
     100             : 
     101             : void setDefault(const String &);
     102             : const String &getDefault();
     103             : 
     104             : void setLocale(const String &);
     105             : const String &getLocale();
     106             : 
     107             : void setNumRule(const String &, NumRule &&);
     108             : 
     109             : WideStringView string(const WideStringView &);
     110             : WideStringView string(size_t);
     111             : 
     112             : template <char ... Chars>
     113          30 : WideStringView string(const metastring::metastring<Chars...> &str) {
     114          30 :         return string(WideStringView(str.to_std_ustring()));
     115             : }
     116             : 
     117             : WideStringView numeric(const WideStringView &, uint32_t);
     118             : 
     119             : template <char ... Chars>
     120          90 : WideStringView numeric(const metastring::metastring<Chars...> &str, uint32_t n) {
     121          90 :         return numeric(WideStringView(str.to_std_ustring()), n);
     122             : }
     123             : 
     124             : bool hasLocaleTagsFast(const WideStringView &);
     125             : bool hasLocaleTags(const WideStringView &);
     126             : WideString resolveLocaleTags(const WideStringView &);
     127             : 
     128             : String language(const StringView &locale);
     129             : 
     130             : // convert locale name to common form ('en-us', 'ru-ru', 'fr-fr')
     131             : String common(const StringView &locale);
     132             : 
     133             : StringView timeToken(TimeTokens);
     134             : 
     135             : const std::array<memory::string, toInt(TimeTokens::Max)> &timeTokenTable();
     136             : 
     137             : String localDate(Time);
     138             : String localDate(const std::array<StringView, toInt(TimeTokens::Max)> &, Time);
     139             : 
     140             : }
     141             : 
     142             : #endif /* XENOLITH_FONT_XLFONTLOCALE_H_ */