• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2 *******************************************************************************
3 * Copyright (C) 1997-2010, International Business Machines Corporation and    *
4 * others. All Rights Reserved.                                                *
5 *******************************************************************************
6 *
7 * File DCFMTSYM.CPP
8 *
9 * Modification History:
10 *
11 *   Date        Name        Description
12 *   02/19/97    aliu        Converted from java.
13 *   03/18/97    clhuang     Implemented with C++ APIs.
14 *   03/27/97    helena      Updated to pass the simple test after code review.
15 *   08/26/97    aliu        Added currency/intl currency symbol support.
16 *   07/20/98    stephen     Slightly modified initialization of monetarySeparator
17 ********************************************************************************
18 */
19 
20 #include "unicode/utypes.h"
21 
22 #if !UCONFIG_NO_FORMATTING
23 
24 #include "unicode/dcfmtsym.h"
25 #include "unicode/ures.h"
26 #include "unicode/decimfmt.h"
27 #include "unicode/ucurr.h"
28 #include "unicode/choicfmt.h"
29 #include "unicode/unistr.h"
30 #include "unicode/numsys.h"
31 #include "ucurrimp.h"
32 #include "cstring.h"
33 #include "locbased.h"
34 #include "uresimp.h"
35 #include "ureslocs.h"
36 
37 // *****************************************************************************
38 // class DecimalFormatSymbols
39 // *****************************************************************************
40 
41 U_NAMESPACE_BEGIN
42 
43 UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DecimalFormatSymbols)
44 
45 static const char gNumberElements[] = "NumberElements";
46 static const char gCurrencySpacingTag[] = "currencySpacing";
47 static const char gBeforeCurrencyTag[] = "beforeCurrency";
48 static const char gAfterCurrencyTag[] = "afterCurrency";
49 static const char gCurrencyMatchTag[] = "currencyMatch";
50 static const char gCurrencySudMatchTag[] = "surroundingMatch";
51 static const char gCurrencyInsertBtnTag[] = "insertBetween";
52 
53 
54 static const UChar INTL_CURRENCY_SYMBOL_STR[] = {0xa4, 0xa4, 0};
55 
56 // -------------------------------------
57 // Initializes this with the decimal format symbols in the default locale.
58 
DecimalFormatSymbols(UErrorCode & status)59 DecimalFormatSymbols::DecimalFormatSymbols(UErrorCode& status)
60     : UObject(),
61     locale()
62 {
63     initialize(locale, status, TRUE);
64 }
65 
66 // -------------------------------------
67 // Initializes this with the decimal format symbols in the desired locale.
68 
DecimalFormatSymbols(const Locale & loc,UErrorCode & status)69 DecimalFormatSymbols::DecimalFormatSymbols(const Locale& loc, UErrorCode& status)
70     : UObject(),
71     locale(loc)
72 {
73     initialize(locale, status);
74 }
75 
76 // -------------------------------------
77 
~DecimalFormatSymbols()78 DecimalFormatSymbols::~DecimalFormatSymbols()
79 {
80 }
81 
82 // -------------------------------------
83 // copy constructor
84 
DecimalFormatSymbols(const DecimalFormatSymbols & source)85 DecimalFormatSymbols::DecimalFormatSymbols(const DecimalFormatSymbols &source)
86     : UObject(source)
87 {
88     *this = source;
89 }
90 
91 // -------------------------------------
92 // assignment operator
93 
94 DecimalFormatSymbols&
operator =(const DecimalFormatSymbols & rhs)95 DecimalFormatSymbols::operator=(const DecimalFormatSymbols& rhs)
96 {
97     if (this != &rhs) {
98         for(int32_t i = 0; i < (int32_t)kFormatSymbolCount; ++i) {
99             // fastCopyFrom is safe, see docs on fSymbols
100             fSymbols[(ENumberFormatSymbol)i].fastCopyFrom(rhs.fSymbols[(ENumberFormatSymbol)i]);
101         }
102         for(int32_t i = 0; i < (int32_t)kCurrencySpacingCount; ++i) {
103             currencySpcBeforeSym[i].fastCopyFrom(rhs.currencySpcBeforeSym[i]);
104             currencySpcAfterSym[i].fastCopyFrom(rhs.currencySpcAfterSym[i]);
105         }
106         locale = rhs.locale;
107         uprv_strcpy(validLocale, rhs.validLocale);
108         uprv_strcpy(actualLocale, rhs.actualLocale);
109     }
110     return *this;
111 }
112 
113 // -------------------------------------
114 
115 UBool
operator ==(const DecimalFormatSymbols & that) const116 DecimalFormatSymbols::operator==(const DecimalFormatSymbols& that) const
117 {
118     if (this == &that) {
119         return TRUE;
120     }
121     for(int32_t i = 0; i < (int32_t)kFormatSymbolCount; ++i) {
122         if(fSymbols[(ENumberFormatSymbol)i] != that.fSymbols[(ENumberFormatSymbol)i]) {
123             return FALSE;
124         }
125     }
126     for(int32_t i = 0; i < (int32_t)kCurrencySpacingCount; ++i) {
127         if(currencySpcBeforeSym[i] != that.currencySpcBeforeSym[i]) {
128             return FALSE;
129         }
130         if(currencySpcAfterSym[i] != that.currencySpcAfterSym[i]) {
131             return FALSE;
132         }
133     }
134     return locale == that.locale &&
135         uprv_strcmp(validLocale, that.validLocale) == 0 &&
136         uprv_strcmp(actualLocale, that.actualLocale) == 0;
137 }
138 
139 // -------------------------------------
140 
141 void
initialize(const Locale & loc,UErrorCode & status,UBool useLastResortData)142 DecimalFormatSymbols::initialize(const Locale& loc, UErrorCode& status, UBool useLastResortData)
143 {
144     static const char *gNumberElementKeys[kFormatSymbolCount] = {
145         "decimal",
146         "group",
147         "list",
148         "percentSign",
149         NULL, /* Native zero digit is deprecated from CLDR - get it from the numbering system */
150         NULL, /* Pattern digit character is deprecated from CLDR - use # by default always */
151         "minusSign",
152         "plusSign",
153         NULL, /* currency symbol - We don't really try to load this directly from CLDR until we know the currency */
154         NULL, /* intl currency symbol - We don't really try to load this directly from CLDR until we know the currency */
155         "currencyDecimal",
156         "exponential",
157         "perMille",
158         NULL, /* Escape padding character - not in CLDR */
159         "infinity",
160         "nan",
161         NULL, /* Significant digit symbol - not in CLDR */
162         "currencyGroup",
163         NULL, /* one digit - get it from the numbering system */
164         NULL, /* two digit - get it from the numbering system */
165         NULL, /* three digit - get it from the numbering system */
166         NULL, /* four digit - get it from the numbering system */
167         NULL, /* five digit - get it from the numbering system */
168         NULL, /* six digit - get it from the numbering system */
169         NULL, /* seven digit - get it from the numbering system */
170         NULL, /* eight digit - get it from the numbering system */
171         NULL, /* nine digit - get it from the numbering system */
172     };
173 
174     static const char *gLatn =  "latn";
175     static const char *gSymbols = "symbols";
176     const char *nsName;
177     const UChar *sym = NULL;
178     int32_t len = 0;
179 
180     *validLocale = *actualLocale = 0;
181     currPattern = NULL;
182     if (U_FAILURE(status))
183         return;
184 
185     const char* locStr = loc.getName();
186     UResourceBundle *resource = ures_open((char *)0, locStr, &status);
187     UResourceBundle *numberElementsRes = ures_getByKeyWithFallback(resource, gNumberElements, NULL, &status);
188 
189     if (U_FAILURE(status)) {
190         if ( useLastResortData ) {
191             status = U_USING_FALLBACK_WARNING;
192             initialize();
193         }
194         return;
195     } else {
196 
197         // First initialize all the symbols to the fallbacks for anything we can't find
198         initialize();
199 
200         //
201         // Next get the numbering system for this locale and set zero digit
202         // and the digit string based on the numbering system for the locale
203         //
204 
205         NumberingSystem* ns = NumberingSystem::createInstance(loc,status);
206         if (U_SUCCESS(status) && ns->getRadix() == 10 && !ns->isAlgorithmic()) {
207             nsName = ns->getName();
208             UnicodeString *DigitString = new UnicodeString(ns->getDescription());
209                 setSymbol(kZeroDigitSymbol,DigitString->charAt(0),FALSE);
210                 setSymbol(kOneDigitSymbol,DigitString->charAt(1),FALSE);
211                 setSymbol(kTwoDigitSymbol,DigitString->charAt(2),FALSE);
212                 setSymbol(kThreeDigitSymbol,DigitString->charAt(3),FALSE);
213                 setSymbol(kFourDigitSymbol,DigitString->charAt(4),FALSE);
214                 setSymbol(kFiveDigitSymbol,DigitString->charAt(5),FALSE);
215                 setSymbol(kSixDigitSymbol,DigitString->charAt(6),FALSE);
216                 setSymbol(kSevenDigitSymbol,DigitString->charAt(7),FALSE);
217                 setSymbol(kEightDigitSymbol,DigitString->charAt(8),FALSE);
218                 setSymbol(kNineDigitSymbol,DigitString->charAt(9),FALSE);
219             delete DigitString;
220         } else {
221             nsName = gLatn;
222         }
223 
224         UBool isLatn = !uprv_strcmp(nsName,gLatn);
225 
226         UErrorCode nlStatus = U_ZERO_ERROR;
227         UResourceBundle *nonLatnSymbols = NULL;
228         if ( !isLatn ) {
229             nonLatnSymbols = ures_getByKeyWithFallback(numberElementsRes, nsName, NULL, &nlStatus);
230             nonLatnSymbols = ures_getByKeyWithFallback(nonLatnSymbols, gSymbols, nonLatnSymbols, &nlStatus);
231         }
232 
233         UResourceBundle *latnSymbols = ures_getByKeyWithFallback(numberElementsRes, gLatn, NULL, &status);
234         latnSymbols = ures_getByKeyWithFallback(latnSymbols, gSymbols, latnSymbols, &status);
235 
236         UBool kMonetaryDecimalSet = FALSE;
237         UBool kMonetaryGroupingSet = FALSE;
238         for(int32_t i = 0; i<kFormatSymbolCount; i++) {
239             if ( gNumberElementKeys[i] != NULL ) {
240                 UErrorCode localStatus = U_ZERO_ERROR;
241                 if ( !isLatn ) {
242                     sym = ures_getStringByKeyWithFallback(nonLatnSymbols,gNumberElementKeys[i],&len,&localStatus);
243                     // If we can't find the symbol in the numbering system specific resources,
244                     // use the "latn" numbering system as the fallback.
245                     if ( U_FAILURE(localStatus) ) {
246                         localStatus = U_ZERO_ERROR;
247                         sym = ures_getStringByKeyWithFallback(latnSymbols,gNumberElementKeys[i],&len,&localStatus);
248                     }
249                 } else {
250                         sym = ures_getStringByKeyWithFallback(latnSymbols,gNumberElementKeys[i],&len,&localStatus);
251                 }
252 
253                 if ( U_SUCCESS(localStatus) ) {
254                     setSymbol((ENumberFormatSymbol)i,sym);
255                     if ( i == kMonetarySeparatorSymbol ) {
256                         kMonetaryDecimalSet = TRUE;
257                     } else if ( i == kMonetaryGroupingSeparatorSymbol ) {
258                         kMonetaryGroupingSet = TRUE;
259                     }
260                 }
261             }
262         }
263 
264         ures_close(latnSymbols);
265         if ( !isLatn ) {
266             ures_close(nonLatnSymbols);
267         }
268 
269         // If monetary decimal or grouping were not explicitly set, then set them to be the
270         // same as their non-monetary counterparts.
271 
272         if ( !kMonetaryDecimalSet ) {
273             setSymbol(kMonetarySeparatorSymbol,fSymbols[kDecimalSeparatorSymbol]);
274         }
275         if ( !kMonetaryGroupingSet ) {
276             setSymbol(kMonetaryGroupingSeparatorSymbol,fSymbols[kGroupingSeparatorSymbol]);
277         }
278 
279         if (ns) {
280             delete ns;
281         }
282 
283         // Obtain currency data from the currency API.  This is strictly
284         // for backward compatibility; we don't use DecimalFormatSymbols
285         // for currency data anymore.
286         UErrorCode internalStatus = U_ZERO_ERROR; // don't propagate failures out
287         UChar curriso[4];
288         UnicodeString tempStr;
289         ucurr_forLocale(locStr, curriso, 4, &internalStatus);
290 
291         // Reuse numberElements[0] as a temporary buffer
292         uprv_getStaticCurrencyName(curriso, locStr, tempStr, internalStatus);
293         if (U_SUCCESS(internalStatus)) {
294             fSymbols[kIntlCurrencySymbol] = curriso;
295             fSymbols[kCurrencySymbol] = tempStr;
296         }
297         /* else use the default values. */
298 
299         U_LOCALE_BASED(locBased, *this);
300         locBased.setLocaleIDs(ures_getLocaleByType(numberElementsRes,
301                               ULOC_VALID_LOCALE, &status),
302                               ures_getLocaleByType(numberElementsRes,
303                               ULOC_ACTUAL_LOCALE, &status));
304 
305         //load the currency data
306         UChar ucc[4]={0}; //Currency Codes are always 3 chars long
307         int32_t uccLen = 4;
308         const char* locName = loc.getName();
309         UErrorCode localStatus = U_ZERO_ERROR;
310         uccLen = ucurr_forLocale(locName, ucc, uccLen, &localStatus);
311 
312         if(U_SUCCESS(localStatus) && uccLen > 0) {
313             char cc[4]={0};
314             u_UCharsToChars(ucc, cc, uccLen);
315             /* An explicit currency was requested */
316             UResourceBundle *currencyResource = ures_open(U_ICUDATA_CURR, locStr, &localStatus);
317             UResourceBundle *currency = ures_getByKeyWithFallback(currencyResource, "Currencies", NULL, &localStatus);
318             currency = ures_getByKeyWithFallback(currency, cc, currency, &localStatus);
319             if(U_SUCCESS(localStatus) && ures_getSize(currency)>2) { // the length is 3 if more data is present
320                 currency = ures_getByIndex(currency, 2, currency, &localStatus);
321                 int32_t currPatternLen = 0;
322                 currPattern = ures_getStringByIndex(currency, (int32_t)0, &currPatternLen, &localStatus);
323                 UnicodeString decimalSep = ures_getStringByIndex(currency, (int32_t)1, NULL, &localStatus);
324                 UnicodeString groupingSep = ures_getStringByIndex(currency, (int32_t)2, NULL, &localStatus);
325                 if(U_SUCCESS(localStatus)){
326                     fSymbols[kMonetaryGroupingSeparatorSymbol] = groupingSep;
327                     fSymbols[kMonetarySeparatorSymbol] = decimalSep;
328                     //pattern.setTo(TRUE, currPattern, currPatternLen);
329                     status = localStatus;
330                 }
331             }
332             ures_close(currency);
333             ures_close(currencyResource);
334             /* else An explicit currency was requested and is unknown or locale data is malformed. */
335             /* ucurr_* API will get the correct value later on. */
336         }
337             // else ignore the error if no currency
338 
339         // Currency Spacing.
340         localStatus = U_ZERO_ERROR;
341         UResourceBundle *currencyResource = ures_open(U_ICUDATA_CURR, locStr, &localStatus);
342         UResourceBundle *currencySpcRes = ures_getByKeyWithFallback(currencyResource,
343                                            gCurrencySpacingTag, NULL, &localStatus);
344 
345         if (localStatus == U_USING_FALLBACK_WARNING || U_SUCCESS(localStatus)) {
346             const char* keywords[kCurrencySpacingCount] = {
347                 gCurrencyMatchTag, gCurrencySudMatchTag, gCurrencyInsertBtnTag
348             };
349             localStatus = U_ZERO_ERROR;
350             UResourceBundle *dataRes = ures_getByKeyWithFallback(currencySpcRes,
351                                        gBeforeCurrencyTag, NULL, &localStatus);
352             if (localStatus == U_USING_FALLBACK_WARNING || U_SUCCESS(localStatus)) {
353                 localStatus = U_ZERO_ERROR;
354                 for (int32_t i = 0; i < kCurrencySpacingCount; i++) {
355                   currencySpcBeforeSym[i] = ures_getStringByKey(dataRes, keywords[i],
356                                                             NULL, &localStatus);
357                 }
358                 ures_close(dataRes);
359             }
360             dataRes = ures_getByKeyWithFallback(currencySpcRes,
361                                       gAfterCurrencyTag, NULL, &localStatus);
362             if (localStatus == U_USING_FALLBACK_WARNING || U_SUCCESS(localStatus)) {
363                 localStatus = U_ZERO_ERROR;
364                 for (int32_t i = 0; i < kCurrencySpacingCount; i++) {
365                   currencySpcAfterSym[i] = ures_getStringByKey(dataRes, keywords[i],
366                                                                 NULL, &localStatus);
367                 }
368                 ures_close(dataRes);
369             }
370             ures_close(currencySpcRes);
371             ures_close(currencyResource);
372         }
373     }
374     ures_close(resource);
375     ures_close(numberElementsRes);
376 
377 }
378 
379 void
initialize()380 DecimalFormatSymbols::initialize() {
381     /*
382      * These strings used to be in static arrays, but the HP/UX aCC compiler
383      * cannot initialize a static array with class constructors.
384      *  markus 2000may25
385      */
386     fSymbols[kDecimalSeparatorSymbol] = (UChar)0x2e;    // '.' decimal separator
387     fSymbols[kGroupingSeparatorSymbol].remove();        //     group (thousands) separator
388     fSymbols[kPatternSeparatorSymbol] = (UChar)0x3b;    // ';' pattern separator
389     fSymbols[kPercentSymbol] = (UChar)0x25;             // '%' percent sign
390     fSymbols[kZeroDigitSymbol] = (UChar)0x30;           // '0' native 0 digit
391     fSymbols[kOneDigitSymbol] = (UChar)0x31;            // '1' native 1 digit
392     fSymbols[kTwoDigitSymbol] = (UChar)0x32;            // '2' native 2 digit
393     fSymbols[kThreeDigitSymbol] = (UChar)0x33;          // '3' native 3 digit
394     fSymbols[kFourDigitSymbol] = (UChar)0x34;           // '4' native 4 digit
395     fSymbols[kFiveDigitSymbol] = (UChar)0x35;           // '5' native 5 digit
396     fSymbols[kSixDigitSymbol] = (UChar)0x36;            // '6' native 6 digit
397     fSymbols[kSevenDigitSymbol] = (UChar)0x37;          // '7' native 7 digit
398     fSymbols[kEightDigitSymbol] = (UChar)0x38;          // '8' native 8 digit
399     fSymbols[kNineDigitSymbol] = (UChar)0x39;           // '9' native 9 digit
400     fSymbols[kDigitSymbol] = (UChar)0x23;               // '#' pattern digit
401     fSymbols[kPlusSignSymbol] = (UChar)0x002b;          // '+' plus sign
402     fSymbols[kMinusSignSymbol] = (UChar)0x2d;           // '-' minus sign
403     fSymbols[kCurrencySymbol] = (UChar)0xa4;            // 'OX' currency symbol
404     fSymbols[kIntlCurrencySymbol] = INTL_CURRENCY_SYMBOL_STR;
405     fSymbols[kMonetarySeparatorSymbol] = (UChar)0x2e;   // '.' monetary decimal separator
406     fSymbols[kExponentialSymbol] = (UChar)0x45;         // 'E' exponential
407     fSymbols[kPerMillSymbol] = (UChar)0x2030;           // '%o' per mill
408     fSymbols[kPadEscapeSymbol] = (UChar)0x2a;           // '*' pad escape symbol
409     fSymbols[kInfinitySymbol] = (UChar)0x221e;          // 'oo' infinite
410     fSymbols[kNaNSymbol] = (UChar)0xfffd;               // SUB NaN
411     fSymbols[kSignificantDigitSymbol] = (UChar)0x0040;  // '@' significant digit
412     fSymbols[kMonetaryGroupingSeparatorSymbol].remove(); //
413 }
414 
415 Locale
getLocale(ULocDataLocaleType type,UErrorCode & status) const416 DecimalFormatSymbols::getLocale(ULocDataLocaleType type, UErrorCode& status) const {
417     U_LOCALE_BASED(locBased, *this);
418     return locBased.getLocale(type, status);
419 }
420 
421 const UnicodeString&
getPatternForCurrencySpacing(ECurrencySpacing type,UBool beforeCurrency,UErrorCode & status) const422 DecimalFormatSymbols::getPatternForCurrencySpacing(ECurrencySpacing type,
423                                                  UBool beforeCurrency,
424                                                  UErrorCode& status) const {
425     if (U_FAILURE(status)) {
426       return fNoSymbol;  // always empty.
427     }
428     if (beforeCurrency) {
429       return currencySpcBeforeSym[(int32_t)type];
430     } else {
431       return currencySpcAfterSym[(int32_t)type];
432     }
433 }
434 
435 void
setPatternForCurrencySpacing(ECurrencySpacing type,UBool beforeCurrency,const UnicodeString & pattern)436 DecimalFormatSymbols::setPatternForCurrencySpacing(ECurrencySpacing type,
437                                                    UBool beforeCurrency,
438                                              const UnicodeString& pattern) {
439   if (beforeCurrency) {
440     currencySpcBeforeSym[(int32_t)type] = pattern;
441   } else {
442     currencySpcAfterSym[(int32_t)type] =  pattern;
443   }
444 }
445 U_NAMESPACE_END
446 
447 #endif /* #if !UCONFIG_NO_FORMATTING */
448 
449 //eof
450