i18npool/source/isolang/mslangid.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_i18npool.hxx"
  33 #include <sal/config.h>
  34 #include <rtl/ustring.hxx>
  35 #include <rtl/string.hxx>
  36 #include <com/sun/star/i18n/ScriptType.hpp>
  37
  38 #include "i18npool/mslangid.hxx"
  39
  40
  41 LanguageType MsLangId::nConfiguredSystemLanguage   = LANGUAGE_SYSTEM;
  42 LanguageType MsLangId::nConfiguredSystemUILanguage = LANGUAGE_SYSTEM;
  43
  44
  45 // static
  46 void MsLangId::setConfiguredSystemLanguage( LanguageType nLang )
  47 {
  48     nConfiguredSystemLanguage = nLang;
  49 }
  50
  51
  52 // static
  53 void MsLangId::setConfiguredSystemUILanguage( LanguageType nLang )
  54 {
  55     nConfiguredSystemUILanguage = nLang;
  56 }
  57
  58
  59 // static
  60 inline LanguageType MsLangId::simplifySystemLanguages( LanguageType nLang )
  61 {
  62     switch (nLang)
  63     {
  64         case LANGUAGE_PROCESS_OR_USER_DEFAULT :
  65         case LANGUAGE_SYSTEM_DEFAULT :
  66         case LANGUAGE_SYSTEM :
  67             nLang = LANGUAGE_SYSTEM;
  68             break;
  69         default:
  70             ;   // nothing
  71     }
  72     return nLang;
  73 }
  74
  75
  76 // static
  77 LanguageType MsLangId::getRealLanguageWithoutConfig( LanguageType nLang )
  78 {
  79     switch (simplifySystemLanguages( nLang))
  80     {
  81         case LANGUAGE_SYSTEM :
  82             nLang = getSystemLanguage();
  83             break;
  84         case LANGUAGE_NONE :
  85             nLang = getSystemUILanguage();
  86             break;
  87         default:
  88             ;   // nothing
  89     }
  90     if (nLang == LANGUAGE_DONTKNOW)
  91         nLang = LANGUAGE_ENGLISH_US;
  92     return nLang;
  93 }
  94
  95
  96 // static
  97 LanguageType MsLangId::getRealLanguage( LanguageType nLang )
  98 {
  99     switch (simplifySystemLanguages( nLang))
 100     {
 101         case LANGUAGE_SYSTEM :
 102             if (nConfiguredSystemLanguage == LANGUAGE_SYSTEM)
 103                 nLang = getSystemLanguage();
 104             else
 105                 nLang = nConfiguredSystemLanguage;
 106             break;
 107         case LANGUAGE_NONE :
 108             if (nConfiguredSystemUILanguage == LANGUAGE_SYSTEM)
 109                 nLang = getSystemUILanguage();
 110             else
 111                 nLang = nConfiguredSystemUILanguage;
 112             break;
 113         default:
 114             ;   // nothing
 115     }
 116     if (nLang == LANGUAGE_DONTKNOW)
 117         nLang = LANGUAGE_ENGLISH_US;
 118     return nLang;
 119 }
 120
 121
 122 // static
 123 void MsLangId::convertLanguageToLocale( LanguageType nLang,
 124         ::com::sun::star::lang::Locale & rLocale )
 125 {
 126     if (rLocale.Variant.getLength())
 127         rLocale.Variant = rtl::OUString();
 128     convertLanguageToIsoNames( nLang, rLocale.Language, rLocale.Country);
 129 }
 130
 131
 132 // static
 133 ::com::sun::star::lang::Locale MsLangId::convertLanguageToLocale(
 134         LanguageType nLang, bool bResolveSystem )
 135 {
 136     ::com::sun::star::lang::Locale aLocale;
 137     if (!bResolveSystem && simplifySystemLanguages( nLang) == LANGUAGE_SYSTEM)
 138         ;   // nothing => empty locale
 139     else
 140     {
 141         // Still resolve LANGUAGE_DONTKNOW if resolving is not requested,
 142         // but not LANGUAGE_NONE or others.
 143         if (bResolveSystem || nLang == LANGUAGE_DONTKNOW)
 144             nLang = MsLangId::getRealLanguage( nLang);
 145         convertLanguageToLocale( nLang, aLocale);
 146     }
 147     return aLocale;
 148 }
 149
 150
 151 // static
 152 LanguageType MsLangId::convertLocaleToLanguage(
 153         const ::com::sun::star::lang::Locale& rLocale )
 154 {
 155     // empty language => LANGUAGE_SYSTEM
 156     if (rLocale.Language.getLength() == 0)
 157         return LANGUAGE_SYSTEM;
 158
 159     LanguageType nRet = convertIsoNamesToLanguage( rLocale.Language,
 160             rLocale.Country);
 161     if (nRet == LANGUAGE_DONTKNOW)
 162         nRet = LANGUAGE_SYSTEM;
 163
 164     return nRet;
 165 }
 166
 167
 168 // static
 169 LanguageType MsLangId::convertLocaleToLanguageWithFallback(
 170             const ::com::sun::star::lang::Locale & rLocale )
 171 {
 172     // empty language => LANGUAGE_SYSTEM
 173     if (rLocale.Language.getLength() == 0)
 174         return lookupFallbackLanguage( LANGUAGE_SYSTEM);
 175
 176     return lookupFallbackLanguage( rLocale);
 177 }
 178
 179
 180 // static
 181 ::com::sun::star::lang::Locale MsLangId::convertLanguageToLocaleWithFallback(
 182         LanguageType nLang )
 183 {
 184     return lookupFallbackLocale( MsLangId::getRealLanguage( nLang));
 185 }
 186
 187
 188 // static
 189 ::com::sun::star::lang::Locale MsLangId::getFallbackLocale(
 190             const ::com::sun::star::lang::Locale & rLocale )
 191 {
 192     // empty language => LANGUAGE_SYSTEM
 193     if (rLocale.Language.getLength() == 0)
 194         return convertLanguageToLocaleWithFallback( LANGUAGE_SYSTEM);
 195
 196     return lookupFallbackLocale( rLocale);
 197 }
 198
 199
 200 // static
 201 LanguageType MsLangId::getFallbackLanguage( LanguageType nLang )
 202 {
 203     return lookupFallbackLanguage( MsLangId::getRealLanguage( nLang));
 204 }
 205
 206
 207 // static
 208 bool MsLangId::isRightToLeft( LanguageType nLang )
 209 {
 210     switch( nLang & LANGUAGE_MASK_PRIMARY )
 211     {
 212         case LANGUAGE_ARABIC_SAUDI_ARABIA & LANGUAGE_MASK_PRIMARY :
 213         case LANGUAGE_HEBREW              & LANGUAGE_MASK_PRIMARY :
 214         case LANGUAGE_URDU                & LANGUAGE_MASK_PRIMARY :
 215         case LANGUAGE_FARSI               & LANGUAGE_MASK_PRIMARY :
 216         case LANGUAGE_KASHMIRI            & LANGUAGE_MASK_PRIMARY :
 217         case LANGUAGE_SINDHI              & LANGUAGE_MASK_PRIMARY :
 218             return true;
 219
 220         default:
 221             break;
 222     }
 223     return false;
 224 }
 225
 226
 227 // static
 228 bool MsLangId::hasForbiddenCharacters( LanguageType nLang )
 229 {
 230     switch (nLang & LANGUAGE_MASK_PRIMARY)
 231     {
 232         case LANGUAGE_CHINESE  & LANGUAGE_MASK_PRIMARY:
 233         case LANGUAGE_JAPANESE & LANGUAGE_MASK_PRIMARY:
 234         case LANGUAGE_KOREAN   & LANGUAGE_MASK_PRIMARY:
 235             return true;
 236         default:
 237             break;
 238     }
 239     return false;
 240 }
 241
 242
 243 // static
 244 bool MsLangId::needsSequenceChecking( LanguageType nLang )
 245 {
 246     switch (nLang & LANGUAGE_MASK_PRIMARY)
 247     {
 248         case LANGUAGE_BURMESE & LANGUAGE_MASK_PRIMARY:
 249         case LANGUAGE_KHMER   & LANGUAGE_MASK_PRIMARY:
 250         case LANGUAGE_LAO     & LANGUAGE_MASK_PRIMARY:
 251         case LANGUAGE_THAI    & LANGUAGE_MASK_PRIMARY:
 252             return true;
 253         default:
 254             break;
 255     }
 256     return false;
 257 }
 258
 259
 260 // static
 261 sal_Int16 MsLangId::getScriptType( LanguageType nLang )
 262 {
 263     sal_Int16 nScript;
 264     switch( nLang )
 265     {
 266         // CJK
 267         // all LANGUAGE_CHINESE_... are caught below
 268         case LANGUAGE_JAPANESE:
 269         case LANGUAGE_KOREAN:
 270         case LANGUAGE_KOREAN_JOHAB:
 271         case LANGUAGE_USER_KOREAN_NORTH:
 272             nScript = ::com::sun::star::i18n::ScriptType::ASIAN;
 273             break;
 274
 275         // CTL
 276         // all LANGUAGE_ARABIC_... are caught below
 277         case LANGUAGE_AMHARIC_ETHIOPIA:
 278         case LANGUAGE_ASSAMESE:
 279         case LANGUAGE_BENGALI:
 280         case LANGUAGE_BENGALI_BANGLADESH:
 281         case LANGUAGE_BURMESE:
 282         case LANGUAGE_FARSI:
 283         case LANGUAGE_HEBREW:
 284         case LANGUAGE_MARATHI:
 285         case LANGUAGE_PUNJABI:
 286         case LANGUAGE_GUJARATI:
 287         case LANGUAGE_HINDI:
 288         case LANGUAGE_KANNADA:
 289         case LANGUAGE_KASHMIRI:
 290         case LANGUAGE_KASHMIRI_INDIA:
 291         case LANGUAGE_KHMER:
 292         case LANGUAGE_LAO:
 293         case LANGUAGE_MALAYALAM:
 294         case LANGUAGE_MANIPURI:
 295         case LANGUAGE_MONGOLIAN_MONGOLIAN:
 296         case LANGUAGE_NEPALI:
 297         case LANGUAGE_NEPALI_INDIA:
 298         case LANGUAGE_ORIYA:
 299         case LANGUAGE_SANSKRIT:
 300         case LANGUAGE_SINDHI:
 301         case LANGUAGE_SINDHI_PAKISTAN:
 302         case LANGUAGE_SINHALESE_SRI_LANKA:
 303         case LANGUAGE_SYRIAC:
 304         case LANGUAGE_TAMIL:
 305         case LANGUAGE_TELUGU:
 306         case LANGUAGE_THAI:
 307         case LANGUAGE_TIBETAN:
 308         case LANGUAGE_DZONGKHA:
 309         case LANGUAGE_URDU:
 310         case LANGUAGE_URDU_PAKISTAN:
 311         case LANGUAGE_URDU_INDIA:
 312         case LANGUAGE_USER_KURDISH_IRAQ:
 313         case LANGUAGE_USER_KURDISH_IRAN:
 314         case LANGUAGE_DHIVEHI:
 315         case LANGUAGE_USER_BODO_INDIA:
 316         case LANGUAGE_USER_DOGRI_INDIA:
 317         case LANGUAGE_USER_MAITHILI_INDIA:
 318             nScript = ::com::sun::star::i18n::ScriptType::COMPLEX;
 319             break;
 320
 321 // currently not knowing scripttype - defaulted to LATIN:
 322 /*
 323 #define LANGUAGE_ARMENIAN                   0x042B
 324 #define LANGUAGE_INDONESIAN                 0x0421
 325 #define LANGUAGE_KAZAK                      0x043F
 326 #define LANGUAGE_KONKANI                    0x0457
 327 #define LANGUAGE_MACEDONIAN                 0x042F
 328 #define LANGUAGE_TATAR                      0x0444
 329 */
 330
 331     default:
 332         switch ( nLang & LANGUAGE_MASK_PRIMARY )
 333         {
 334             // CJK catcher
 335             case LANGUAGE_CHINESE & LANGUAGE_MASK_PRIMARY:
 336                 nScript = ::com::sun::star::i18n::ScriptType::ASIAN;
 337                 break;
 338             // CTL catcher
 339             case LANGUAGE_ARABIC_SAUDI_ARABIA & LANGUAGE_MASK_PRIMARY:
 340                 nScript = ::com::sun::star::i18n::ScriptType::COMPLEX;
 341                 break;
 342             // Western (actually not necessarily Latin but also Cyrillic, for example)
 343             default:
 344                 nScript = ::com::sun::star::i18n::ScriptType::LATIN;
 345         }
 346         break;
 347     }
 348     return nScript;
 349 }
 350
 351
 352 // static
 353 LanguageType MsLangId::getReplacementForObsoleteLanguage( LanguageType nLang )
 354 {
 355     switch (nLang)
 356     {
 357         default:
 358             break;  // nothing
 359         case LANGUAGE_OBSOLETE_USER_LATIN:
 360             nLang = LANGUAGE_LATIN;
 361             break;
 362         case LANGUAGE_OBSOLETE_USER_MAORI:
 363             nLang = LANGUAGE_MAORI_NEW_ZEALAND;
 364             break;
 365         case LANGUAGE_OBSOLETE_USER_KINYARWANDA:
 366             nLang = LANGUAGE_KINYARWANDA_RWANDA;
 367             break;
 368         case LANGUAGE_OBSOLETE_USER_UPPER_SORBIAN:
 369             nLang = LANGUAGE_UPPER_SORBIAN_GERMANY;
 370             break;
 371         case LANGUAGE_OBSOLETE_USER_LOWER_SORBIAN:
 372             nLang = LANGUAGE_LOWER_SORBIAN_GERMANY;
 373             break;
 374         case LANGUAGE_OBSOLETE_USER_OCCITAN:
 375             nLang = LANGUAGE_OCCITAN_FRANCE;
 376             break;
 377         case LANGUAGE_OBSOLETE_USER_BRETON:
 378             nLang = LANGUAGE_BRETON_FRANCE;
 379             break;
 380         case LANGUAGE_OBSOLETE_USER_KALAALLISUT:
 381             nLang = LANGUAGE_KALAALLISUT_GREENLAND;
 382             break;
 383         case LANGUAGE_OBSOLETE_USER_LUXEMBOURGISH:
 384             nLang = LANGUAGE_LUXEMBOURGISH_LUXEMBOURG;
 385             break;
 386
 387         // The following are not strictly obsolete but should be mapped to a
 388         // replacement locale when encountered.
 389
 390         // no_NO is an alias for nb_NO
 391         case LANGUAGE_NORWEGIAN:
 392             nLang = LANGUAGE_NORWEGIAN_BOKMAL;
 393             break;
 394
 395         // #i94435# A Spanish variant that differs only in collation details we
 396         // do not support.
 397         case LANGUAGE_SPANISH_DATED:
 398             nLang = LANGUAGE_SPANISH_MODERN;
 399             break;
 400     }
 401     return nLang;
 402 }