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      1 /*
      2 ******************************************************************************
      3 *                                                                            *
      4 * Copyright (C) 2003-2013, International Business Machines                   *
      5 *                Corporation and others. All Rights Reserved.                *
      6 *                                                                            *
      7 ******************************************************************************
      8 *   file name:  ulocdata.c
      9 *   encoding:   US-ASCII
     10 *   tab size:   8 (not used)
     11 *   indentation:4
     12 *
     13 *   created on: 2003Oct21
     14 *   created by: Ram Viswanadha,John Emmons
     15 */
     16 
     17 #include "cmemory.h"
     18 #include "unicode/ustring.h"
     19 #include "unicode/ures.h"
     20 #include "unicode/uloc.h"
     21 #include "unicode/ulocdata.h"
     22 #include "uresimp.h"
     23 #include "ureslocs.h"
     24 
     25 #define MEASUREMENT_SYSTEM  "MeasurementSystem"
     26 #define PAPER_SIZE          "PaperSize"
     27 
     28 /** A locale data object.
     29  *  For usage in C programs.
     30  *  @draft ICU 3.4
     31  */
     32 struct ULocaleData {
     33     /**
     34      * Controls the "No Substitute" behavior of this locale data object
     35      */
     36     UBool noSubstitute;
     37 
     38     /**
     39      * Pointer to the resource bundle associated with this locale data object
     40      */
     41     UResourceBundle *bundle;
     42 
     43     /**
     44      * Pointer to the lang resource bundle associated with this locale data object
     45      */
     46     UResourceBundle *langBundle;
     47 };
     48 
     49 U_CAPI ULocaleData* U_EXPORT2
     50 ulocdata_open(const char *localeID, UErrorCode *status)
     51 {
     52    ULocaleData *uld;
     53 
     54    if (U_FAILURE(*status)) {
     55        return NULL;
     56    }
     57 
     58    uld = (ULocaleData *)uprv_malloc(sizeof(ULocaleData));
     59    if (uld == NULL) {
     60       *status = U_MEMORY_ALLOCATION_ERROR;
     61       return(NULL);
     62    }
     63 
     64    uld->langBundle = NULL;
     65 
     66    uld->noSubstitute = FALSE;
     67    uld->bundle = ures_open(NULL, localeID, status);
     68    uld->langBundle = ures_open(U_ICUDATA_LANG, localeID, status);
     69 
     70    if (U_FAILURE(*status)) {
     71       uprv_free(uld);
     72       return NULL;
     73    }
     74 
     75    return uld;
     76 }
     77 
     78 U_CAPI void U_EXPORT2
     79 ulocdata_close(ULocaleData *uld)
     80 {
     81     if ( uld != NULL ) {
     82        ures_close(uld->langBundle);
     83        ures_close(uld->bundle);
     84        uprv_free(uld);
     85     }
     86 }
     87 
     88 U_CAPI void U_EXPORT2
     89 ulocdata_setNoSubstitute(ULocaleData *uld, UBool setting)
     90 {
     91    uld->noSubstitute = setting;
     92 }
     93 
     94 U_CAPI UBool U_EXPORT2
     95 ulocdata_getNoSubstitute(ULocaleData *uld)
     96 {
     97    return uld->noSubstitute;
     98 }
     99 
    100 U_CAPI USet* U_EXPORT2
    101 ulocdata_getExemplarSet(ULocaleData *uld, USet *fillIn,
    102                         uint32_t options, ULocaleDataExemplarSetType extype, UErrorCode *status){
    103 
    104     static const char* const exemplarSetTypes[] = { "ExemplarCharacters",
    105                                                     "AuxExemplarCharacters",
    106                                                     "ExemplarCharactersIndex",
    107                                                     "ExemplarCharactersPunctuation"};
    108     const UChar *exemplarChars = NULL;
    109     int32_t len = 0;
    110     UErrorCode localStatus = U_ZERO_ERROR;
    111 
    112     if (U_FAILURE(*status))
    113         return NULL;
    114 
    115     exemplarChars = ures_getStringByKey(uld->bundle, exemplarSetTypes[extype], &len, &localStatus);
    116     if ( (localStatus == U_USING_DEFAULT_WARNING) && uld->noSubstitute ) {
    117         localStatus = U_MISSING_RESOURCE_ERROR;
    118     }
    119 
    120     if (localStatus != U_ZERO_ERROR) {
    121         *status = localStatus;
    122     }
    123 
    124     if (U_FAILURE(*status))
    125         return NULL;
    126 
    127     if(fillIn != NULL)
    128         uset_applyPattern(fillIn, exemplarChars, len,
    129                           USET_IGNORE_SPACE | options, status);
    130     else
    131         fillIn = uset_openPatternOptions(exemplarChars, len,
    132                                          USET_IGNORE_SPACE | options, status);
    133 
    134     return fillIn;
    135 
    136 }
    137 
    138 U_CAPI int32_t U_EXPORT2
    139 ulocdata_getDelimiter(ULocaleData *uld, ULocaleDataDelimiterType type,
    140                       UChar *result, int32_t resultLength, UErrorCode *status){
    141 
    142     static const char* const delimiterKeys[] =  {
    143         "quotationStart",
    144         "quotationEnd",
    145         "alternateQuotationStart",
    146         "alternateQuotationEnd"
    147     };
    148 
    149     UResourceBundle *delimiterBundle;
    150     int32_t len = 0;
    151     const UChar *delimiter = NULL;
    152     UErrorCode localStatus = U_ZERO_ERROR;
    153 
    154     if (U_FAILURE(*status))
    155         return 0;
    156 
    157     delimiterBundle = ures_getByKey(uld->bundle, "delimiters", NULL, &localStatus);
    158 
    159     if ( (localStatus == U_USING_DEFAULT_WARNING) && uld->noSubstitute ) {
    160         localStatus = U_MISSING_RESOURCE_ERROR;
    161     }
    162 
    163     if (localStatus != U_ZERO_ERROR) {
    164         *status = localStatus;
    165     }
    166 
    167     if (U_FAILURE(*status)){
    168         ures_close(delimiterBundle);
    169         return 0;
    170     }
    171 
    172     delimiter = ures_getStringByKey(delimiterBundle, delimiterKeys[type], &len, &localStatus);
    173     ures_close(delimiterBundle);
    174 
    175     if ( (localStatus == U_USING_DEFAULT_WARNING) && uld->noSubstitute ) {
    176         localStatus = U_MISSING_RESOURCE_ERROR;
    177     }
    178 
    179     if (localStatus != U_ZERO_ERROR) {
    180         *status = localStatus;
    181     }
    182 
    183     if (U_FAILURE(*status)){
    184         return 0;
    185     }
    186 
    187     u_strncpy(result,delimiter, resultLength);
    188     return len;
    189 }
    190 
    191 static UResourceBundle * measurementTypeBundleForLocale(const char *localeID, const char *measurementType, UErrorCode *status){
    192     char fullLoc[ULOC_FULLNAME_CAPACITY];
    193     char region[ULOC_COUNTRY_CAPACITY];
    194     UResourceBundle *rb;
    195     UResourceBundle *measTypeBundle = NULL;
    196 
    197     /* The following code is basically copied from Calendar::setWeekData and
    198      * Calendar::getCalendarTypeForLocale with adjustments for resource name
    199      */
    200     uloc_addLikelySubtags(localeID, fullLoc, ULOC_FULLNAME_CAPACITY, status);
    201     uloc_getCountry(fullLoc, region, ULOC_COUNTRY_CAPACITY, status);
    202 
    203     rb = ures_openDirect(NULL, "supplementalData", status);
    204     ures_getByKey(rb, "measurementData", rb, status);
    205     if (rb != NULL) {
    206         UResourceBundle *measDataBundle = ures_getByKey(rb, region, NULL, status);
    207         if (U_SUCCESS(*status)) {
    208         	measTypeBundle = ures_getByKey(measDataBundle, measurementType, NULL, status);
    209         }
    210         if (*status == U_MISSING_RESOURCE_ERROR) {
    211             *status = U_ZERO_ERROR;
    212             if (measDataBundle != NULL) {
    213                 ures_close(measDataBundle);
    214             }
    215             measDataBundle = ures_getByKey(rb, "001", NULL, status);
    216             measTypeBundle = ures_getByKey(measDataBundle, measurementType, NULL, status);
    217         }
    218         ures_close(measDataBundle);
    219     }
    220     ures_close(rb);
    221     return measTypeBundle;
    222 }
    223 
    224 U_CAPI UMeasurementSystem U_EXPORT2
    225 ulocdata_getMeasurementSystem(const char *localeID, UErrorCode *status){
    226 
    227     UResourceBundle* measurement=NULL;
    228     UMeasurementSystem system = UMS_LIMIT;
    229 
    230     if(status == NULL || U_FAILURE(*status)){
    231         return system;
    232     }
    233 
    234     measurement = measurementTypeBundleForLocale(localeID, MEASUREMENT_SYSTEM, status);
    235     system = (UMeasurementSystem) ures_getInt(measurement, status);
    236 
    237     ures_close(measurement);
    238 
    239     return system;
    240 
    241 }
    242 
    243 U_CAPI void U_EXPORT2
    244 ulocdata_getPaperSize(const char* localeID, int32_t *height, int32_t *width, UErrorCode *status){
    245     UResourceBundle* paperSizeBundle = NULL;
    246     const int32_t* paperSize=NULL;
    247     int32_t len = 0;
    248 
    249     if(status == NULL || U_FAILURE(*status)){
    250         return;
    251     }
    252 
    253     paperSizeBundle = measurementTypeBundleForLocale(localeID, PAPER_SIZE, status);
    254     paperSize = ures_getIntVector(paperSizeBundle, &len,  status);
    255 
    256     if(U_SUCCESS(*status)){
    257         if(len < 2){
    258             *status = U_INTERNAL_PROGRAM_ERROR;
    259         }else{
    260             *height = paperSize[0];
    261             *width  = paperSize[1];
    262         }
    263     }
    264 
    265     ures_close(paperSizeBundle);
    266 
    267 }
    268 
    269 U_CAPI void U_EXPORT2
    270 ulocdata_getCLDRVersion(UVersionInfo versionArray, UErrorCode *status) {
    271     UResourceBundle *rb = NULL;
    272     rb = ures_openDirect(NULL, "supplementalData", status);
    273     ures_getVersionByKey(rb, "cldrVersion", versionArray, status);
    274     ures_close(rb);
    275 }
    276 
    277 U_CAPI int32_t U_EXPORT2
    278 ulocdata_getLocaleDisplayPattern(ULocaleData *uld,
    279                                  UChar *result,
    280                                  int32_t resultCapacity,
    281                                  UErrorCode *status) {
    282     UResourceBundle *patternBundle;
    283     int32_t len = 0;
    284     const UChar *pattern = NULL;
    285     UErrorCode localStatus = U_ZERO_ERROR;
    286 
    287     if (U_FAILURE(*status))
    288         return 0;
    289 
    290     patternBundle = ures_getByKey(uld->langBundle, "localeDisplayPattern", NULL, &localStatus);
    291 
    292     if ( (localStatus == U_USING_DEFAULT_WARNING) && uld->noSubstitute ) {
    293         localStatus = U_MISSING_RESOURCE_ERROR;
    294     }
    295 
    296     if (localStatus != U_ZERO_ERROR) {
    297         *status = localStatus;
    298     }
    299 
    300     if (U_FAILURE(*status)){
    301         ures_close(patternBundle);
    302         return 0;
    303     }
    304 
    305     pattern = ures_getStringByKey(patternBundle, "pattern", &len, &localStatus);
    306     ures_close(patternBundle);
    307 
    308     if ( (localStatus == U_USING_DEFAULT_WARNING) && uld->noSubstitute ) {
    309         localStatus = U_MISSING_RESOURCE_ERROR;
    310     }
    311 
    312     if (localStatus != U_ZERO_ERROR) {
    313         *status = localStatus;
    314     }
    315 
    316     if (U_FAILURE(*status)){
    317         return 0;
    318     }
    319 
    320     u_strncpy(result, pattern, resultCapacity);
    321     return len;
    322 }
    323 
    324 
    325 U_CAPI int32_t U_EXPORT2
    326 ulocdata_getLocaleSeparator(ULocaleData *uld,
    327                             UChar *result,
    328                             int32_t resultCapacity,
    329                             UErrorCode *status)  {
    330     UResourceBundle *separatorBundle;
    331     int32_t len = 0;
    332     const UChar *separator = NULL;
    333     UErrorCode localStatus = U_ZERO_ERROR;
    334     UChar *p0, *p1;
    335     static const UChar sub0[4] = { 0x007b, 0x0030, 0x007d , 0x0000 }; /* {0} */
    336     static const UChar sub1[4] = { 0x007b, 0x0031, 0x007d , 0x0000 }; /* {1} */
    337     static const int32_t subLen = 3;
    338 
    339     if (U_FAILURE(*status))
    340         return 0;
    341 
    342     separatorBundle = ures_getByKey(uld->langBundle, "localeDisplayPattern", NULL, &localStatus);
    343 
    344     if ( (localStatus == U_USING_DEFAULT_WARNING) && uld->noSubstitute ) {
    345         localStatus = U_MISSING_RESOURCE_ERROR;
    346     }
    347 
    348     if (localStatus != U_ZERO_ERROR) {
    349         *status = localStatus;
    350     }
    351 
    352     if (U_FAILURE(*status)){
    353         ures_close(separatorBundle);
    354         return 0;
    355     }
    356 
    357     separator = ures_getStringByKey(separatorBundle, "separator", &len, &localStatus);
    358     ures_close(separatorBundle);
    359 
    360     if ( (localStatus == U_USING_DEFAULT_WARNING) && uld->noSubstitute ) {
    361         localStatus = U_MISSING_RESOURCE_ERROR;
    362     }
    363 
    364     if (localStatus != U_ZERO_ERROR) {
    365         *status = localStatus;
    366     }
    367 
    368     if (U_FAILURE(*status)){
    369         return 0;
    370     }
    371 
    372     /* For backwards compatibility, if we have a pattern, return the portion between {0} and {1} */
    373     p0=u_strstr(separator, sub0);
    374     p1=u_strstr(separator, sub1);
    375     if (p0!=NULL && p1!=NULL && p0<=p1) {
    376         separator = (const UChar *)p0 + subLen;
    377         len = p1 - separator;
    378         /* Desired separator is no longer zero-terminated; handle that if necessary */
    379         if (len < resultCapacity) {
    380             u_strncpy(result, separator, len);
    381             result[len] = 0;
    382             return len;
    383         }
    384     }
    385 
    386     u_strncpy(result, separator, resultCapacity);
    387     return len;
    388 }
    389