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1 /*
2 *******************************************************************************
3 * Copyright (C) 1997-2011, 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 "unicode/unum.h"
32 #include "ucurrimp.h"
33 #include "cstring.h"
34 #include "locbased.h"
35 #include "uresimp.h"
36 #include "ureslocs.h"
37 
38 // *****************************************************************************
39 // class DecimalFormatSymbols
40 // *****************************************************************************
41 
42 U_NAMESPACE_BEGIN
43 
44 UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DecimalFormatSymbols)
45 
46 static const char gNumberElements[] = "NumberElements";
47 static const char gCurrencySpacingTag[] = "currencySpacing";
48 static const char gBeforeCurrencyTag[] = "beforeCurrency";
49 static const char gAfterCurrencyTag[] = "afterCurrency";
50 static const char gCurrencyMatchTag[] = "currencyMatch";
51 static const char gCurrencySudMatchTag[] = "surroundingMatch";
52 static const char gCurrencyInsertBtnTag[] = "insertBetween";
53 
54 
55 static const UChar INTL_CURRENCY_SYMBOL_STR[] = {0xa4, 0xa4, 0};
56 
57 // -------------------------------------
58 // Initializes this with the decimal format symbols in the default locale.
59 
DecimalFormatSymbols(UErrorCode & status)60 DecimalFormatSymbols::DecimalFormatSymbols(UErrorCode& status)
61     : UObject(),
62     locale()
63 {
64     initialize(locale, status, TRUE);
65 }
66 
67 // -------------------------------------
68 // Initializes this with the decimal format symbols in the desired locale.
69 
DecimalFormatSymbols(const Locale & loc,UErrorCode & status)70 DecimalFormatSymbols::DecimalFormatSymbols(const Locale& loc, UErrorCode& status)
71     : UObject(),
72     locale(loc)
73 {
74     initialize(locale, status);
75 }
76 
77 // BEGIN android-added: we need a default constructor for performance (http://bugs.icu-project.org/trac/ticket/7392).
78 // -------------------------------------
79 
DecimalFormatSymbols()80 DecimalFormatSymbols::DecimalFormatSymbols()
81 {
82     *validLocale = *actualLocale = 0;
83     currPattern = NULL;
84     initialize();
85 }
86 // END android-added
87 
88 // -------------------------------------
89 
~DecimalFormatSymbols()90 DecimalFormatSymbols::~DecimalFormatSymbols()
91 {
92 }
93 
94 // -------------------------------------
95 // copy constructor
96 
DecimalFormatSymbols(const DecimalFormatSymbols & source)97 DecimalFormatSymbols::DecimalFormatSymbols(const DecimalFormatSymbols &source)
98     : UObject(source)
99 {
100     *this = source;
101 }
102 
103 // -------------------------------------
104 // assignment operator
105 
106 DecimalFormatSymbols&
operator =(const DecimalFormatSymbols & rhs)107 DecimalFormatSymbols::operator=(const DecimalFormatSymbols& rhs)
108 {
109     if (this != &rhs) {
110         for(int32_t i = 0; i < (int32_t)kFormatSymbolCount; ++i) {
111             // fastCopyFrom is safe, see docs on fSymbols
112             fSymbols[(ENumberFormatSymbol)i].fastCopyFrom(rhs.fSymbols[(ENumberFormatSymbol)i]);
113         }
114         for(int32_t i = 0; i < (int32_t)UNUM_CURRENCY_SPACING_COUNT; ++i) {
115             currencySpcBeforeSym[i].fastCopyFrom(rhs.currencySpcBeforeSym[i]);
116             currencySpcAfterSym[i].fastCopyFrom(rhs.currencySpcAfterSym[i]);
117         }
118         locale = rhs.locale;
119         uprv_strcpy(validLocale, rhs.validLocale);
120         uprv_strcpy(actualLocale, rhs.actualLocale);
121     }
122     return *this;
123 }
124 
125 // -------------------------------------
126 
127 UBool
operator ==(const DecimalFormatSymbols & that) const128 DecimalFormatSymbols::operator==(const DecimalFormatSymbols& that) const
129 {
130     if (this == &that) {
131         return TRUE;
132     }
133     for(int32_t i = 0; i < (int32_t)kFormatSymbolCount; ++i) {
134         if(fSymbols[(ENumberFormatSymbol)i] != that.fSymbols[(ENumberFormatSymbol)i]) {
135             return FALSE;
136         }
137     }
138     for(int32_t i = 0; i < (int32_t)UNUM_CURRENCY_SPACING_COUNT; ++i) {
139         if(currencySpcBeforeSym[i] != that.currencySpcBeforeSym[i]) {
140             return FALSE;
141         }
142         if(currencySpcAfterSym[i] != that.currencySpcAfterSym[i]) {
143             return FALSE;
144         }
145     }
146     return locale == that.locale &&
147         uprv_strcmp(validLocale, that.validLocale) == 0 &&
148         uprv_strcmp(actualLocale, that.actualLocale) == 0;
149 }
150 
151 // -------------------------------------
152 
153 void
initialize(const Locale & loc,UErrorCode & status,UBool useLastResortData)154 DecimalFormatSymbols::initialize(const Locale& loc, UErrorCode& status, UBool useLastResortData)
155 {
156     static const char *gNumberElementKeys[kFormatSymbolCount] = {
157         "decimal",
158         "group",
159         "list",
160         "percentSign",
161         NULL, /* Native zero digit is deprecated from CLDR - get it from the numbering system */
162         NULL, /* Pattern digit character is deprecated from CLDR - use # by default always */
163         "minusSign",
164         "plusSign",
165         NULL, /* currency symbol - We don't really try to load this directly from CLDR until we know the currency */
166         NULL, /* intl currency symbol - We don't really try to load this directly from CLDR until we know the currency */
167         "currencyDecimal",
168         "exponential",
169         "perMille",
170         NULL, /* Escape padding character - not in CLDR */
171         "infinity",
172         "nan",
173         NULL, /* Significant digit symbol - not in CLDR */
174         "currencyGroup",
175         NULL, /* one digit - get it from the numbering system */
176         NULL, /* two digit - get it from the numbering system */
177         NULL, /* three digit - get it from the numbering system */
178         NULL, /* four digit - get it from the numbering system */
179         NULL, /* five digit - get it from the numbering system */
180         NULL, /* six digit - get it from the numbering system */
181         NULL, /* seven digit - get it from the numbering system */
182         NULL, /* eight digit - get it from the numbering system */
183         NULL, /* nine digit - get it from the numbering system */
184     };
185 
186     static const char *gLatn =  "latn";
187     static const char *gSymbols = "symbols";
188     const char *nsName;
189     const UChar *sym = NULL;
190     int32_t len = 0;
191 
192     *validLocale = *actualLocale = 0;
193     currPattern = NULL;
194     if (U_FAILURE(status))
195         return;
196 
197     const char* locStr = loc.getName();
198     UResourceBundle *resource = ures_open((char *)0, locStr, &status);
199     UResourceBundle *numberElementsRes = ures_getByKeyWithFallback(resource, gNumberElements, NULL, &status);
200 
201     if (U_FAILURE(status)) {
202         if ( useLastResortData ) {
203             status = U_USING_DEFAULT_WARNING;
204             initialize();
205         }
206         return;
207     } else {
208 
209         // First initialize all the symbols to the fallbacks for anything we can't find
210         initialize();
211 
212         //
213         // Next get the numbering system for this locale and set zero digit
214         // and the digit string based on the numbering system for the locale
215         //
216 
217         NumberingSystem* ns = NumberingSystem::createInstance(loc,status);
218         if (U_SUCCESS(status) && ns->getRadix() == 10 && !ns->isAlgorithmic()) {
219             nsName = ns->getName();
220             UnicodeString digitString(ns->getDescription());
221             setSymbol(kZeroDigitSymbol,  digitString.tempSubString(0, 1), FALSE);
222             setSymbol(kOneDigitSymbol,   digitString.tempSubString(1, 1), FALSE);
223             setSymbol(kTwoDigitSymbol,   digitString.tempSubString(2, 1), FALSE);
224             setSymbol(kThreeDigitSymbol, digitString.tempSubString(3, 1), FALSE);
225             setSymbol(kFourDigitSymbol,  digitString.tempSubString(4, 1), FALSE);
226             setSymbol(kFiveDigitSymbol,  digitString.tempSubString(5, 1), FALSE);
227             setSymbol(kSixDigitSymbol,   digitString.tempSubString(6, 1), FALSE);
228             setSymbol(kSevenDigitSymbol, digitString.tempSubString(7, 1), FALSE);
229             setSymbol(kEightDigitSymbol, digitString.tempSubString(8, 1), FALSE);
230             setSymbol(kNineDigitSymbol,  digitString.tempSubString(9, 1), FALSE);
231         } else {
232             nsName = gLatn;
233         }
234 
235         UBool isLatn = !uprv_strcmp(nsName,gLatn);
236 
237         UErrorCode nlStatus = U_ZERO_ERROR;
238         UResourceBundle *nonLatnSymbols = NULL;
239         if ( !isLatn ) {
240             nonLatnSymbols = ures_getByKeyWithFallback(numberElementsRes, nsName, NULL, &nlStatus);
241             nonLatnSymbols = ures_getByKeyWithFallback(nonLatnSymbols, gSymbols, nonLatnSymbols, &nlStatus);
242         }
243 
244         UResourceBundle *latnSymbols = ures_getByKeyWithFallback(numberElementsRes, gLatn, NULL, &status);
245         latnSymbols = ures_getByKeyWithFallback(latnSymbols, gSymbols, latnSymbols, &status);
246 
247         UBool kMonetaryDecimalSet = FALSE;
248         UBool kMonetaryGroupingSet = FALSE;
249         for(int32_t i = 0; i<kFormatSymbolCount; i++) {
250             if ( gNumberElementKeys[i] != NULL ) {
251                 UErrorCode localStatus = U_ZERO_ERROR;
252                 if ( !isLatn ) {
253                     sym = ures_getStringByKeyWithFallback(nonLatnSymbols,gNumberElementKeys[i],&len,&localStatus);
254                     // If we can't find the symbol in the numbering system specific resources,
255                     // use the "latn" numbering system as the fallback.
256                     if ( U_FAILURE(localStatus) ) {
257                         localStatus = U_ZERO_ERROR;
258                         sym = ures_getStringByKeyWithFallback(latnSymbols,gNumberElementKeys[i],&len,&localStatus);
259                     }
260                 } else {
261                         sym = ures_getStringByKeyWithFallback(latnSymbols,gNumberElementKeys[i],&len,&localStatus);
262                 }
263 
264                 if ( U_SUCCESS(localStatus) ) {
265                     setSymbol((ENumberFormatSymbol)i, UnicodeString(TRUE, sym, len));
266                     if ( i == kMonetarySeparatorSymbol ) {
267                         kMonetaryDecimalSet = TRUE;
268                     } else if ( i == kMonetaryGroupingSeparatorSymbol ) {
269                         kMonetaryGroupingSet = TRUE;
270                     }
271                 }
272             }
273         }
274 
275         ures_close(latnSymbols);
276         if ( !isLatn ) {
277             ures_close(nonLatnSymbols);
278         }
279 
280         // If monetary decimal or grouping were not explicitly set, then set them to be the
281         // same as their non-monetary counterparts.
282 
283         if ( !kMonetaryDecimalSet ) {
284             setSymbol(kMonetarySeparatorSymbol,fSymbols[kDecimalSeparatorSymbol]);
285         }
286         if ( !kMonetaryGroupingSet ) {
287             setSymbol(kMonetaryGroupingSeparatorSymbol,fSymbols[kGroupingSeparatorSymbol]);
288         }
289 
290         if (ns) {
291             delete ns;
292         }
293 
294         // Obtain currency data from the currency API.  This is strictly
295         // for backward compatibility; we don't use DecimalFormatSymbols
296         // for currency data anymore.
297         UErrorCode internalStatus = U_ZERO_ERROR; // don't propagate failures out
298         UChar curriso[4];
299         UnicodeString tempStr;
300         ucurr_forLocale(locStr, curriso, 4, &internalStatus);
301 
302         // Reuse numberElements[0] as a temporary buffer
303         uprv_getStaticCurrencyName(curriso, locStr, tempStr, internalStatus);
304         if (U_SUCCESS(internalStatus)) {
305             fSymbols[kIntlCurrencySymbol].setTo(curriso, -1);
306             fSymbols[kCurrencySymbol] = tempStr;
307         }
308         /* else use the default values. */
309 
310         U_LOCALE_BASED(locBased, *this);
311         locBased.setLocaleIDs(ures_getLocaleByType(numberElementsRes,
312                               ULOC_VALID_LOCALE, &status),
313                               ures_getLocaleByType(numberElementsRes,
314                               ULOC_ACTUAL_LOCALE, &status));
315 
316         //load the currency data
317         UChar ucc[4]={0}; //Currency Codes are always 3 chars long
318         int32_t uccLen = 4;
319         const char* locName = loc.getName();
320         UErrorCode localStatus = U_ZERO_ERROR;
321         uccLen = ucurr_forLocale(locName, ucc, uccLen, &localStatus);
322 
323         if(U_SUCCESS(localStatus) && uccLen > 0) {
324             char cc[4]={0};
325             u_UCharsToChars(ucc, cc, uccLen);
326             /* An explicit currency was requested */
327             UResourceBundle *currencyResource = ures_open(U_ICUDATA_CURR, locStr, &localStatus);
328             UResourceBundle *currency = ures_getByKeyWithFallback(currencyResource, "Currencies", NULL, &localStatus);
329             currency = ures_getByKeyWithFallback(currency, cc, currency, &localStatus);
330             if(U_SUCCESS(localStatus) && ures_getSize(currency)>2) { // the length is 3 if more data is present
331                 currency = ures_getByIndex(currency, 2, currency, &localStatus);
332                 int32_t currPatternLen = 0;
333                 currPattern = ures_getStringByIndex(currency, (int32_t)0, &currPatternLen, &localStatus);
334                 UnicodeString decimalSep = ures_getUnicodeStringByIndex(currency, (int32_t)1, &localStatus);
335                 UnicodeString groupingSep = ures_getUnicodeStringByIndex(currency, (int32_t)2, &localStatus);
336                 if(U_SUCCESS(localStatus)){
337                     fSymbols[kMonetaryGroupingSeparatorSymbol] = groupingSep;
338                     fSymbols[kMonetarySeparatorSymbol] = decimalSep;
339                     //pattern.setTo(TRUE, currPattern, currPatternLen);
340                     status = localStatus;
341                 }
342             }
343             ures_close(currency);
344             ures_close(currencyResource);
345             /* else An explicit currency was requested and is unknown or locale data is malformed. */
346             /* ucurr_* API will get the correct value later on. */
347         }
348             // else ignore the error if no currency
349 
350         // Currency Spacing.
351         localStatus = U_ZERO_ERROR;
352         UResourceBundle *currencyResource = ures_open(U_ICUDATA_CURR, locStr, &localStatus);
353         UResourceBundle *currencySpcRes = ures_getByKeyWithFallback(currencyResource,
354                                            gCurrencySpacingTag, NULL, &localStatus);
355 
356         if (localStatus == U_USING_FALLBACK_WARNING || U_SUCCESS(localStatus)) {
357             const char* keywords[UNUM_CURRENCY_SPACING_COUNT] = {
358                 gCurrencyMatchTag, gCurrencySudMatchTag, gCurrencyInsertBtnTag
359             };
360             localStatus = U_ZERO_ERROR;
361             UResourceBundle *dataRes = ures_getByKeyWithFallback(currencySpcRes,
362                                        gBeforeCurrencyTag, NULL, &localStatus);
363             if (localStatus == U_USING_FALLBACK_WARNING || U_SUCCESS(localStatus)) {
364                 localStatus = U_ZERO_ERROR;
365                 for (int32_t i = 0; i < UNUM_CURRENCY_SPACING_COUNT; i++) {
366                   currencySpcBeforeSym[i] = ures_getUnicodeStringByKey(dataRes, keywords[i], &localStatus);
367                 }
368                 ures_close(dataRes);
369             }
370             dataRes = ures_getByKeyWithFallback(currencySpcRes,
371                                       gAfterCurrencyTag, NULL, &localStatus);
372             if (localStatus == U_USING_FALLBACK_WARNING || U_SUCCESS(localStatus)) {
373                 localStatus = U_ZERO_ERROR;
374                 for (int32_t i = 0; i < UNUM_CURRENCY_SPACING_COUNT; i++) {
375                   currencySpcAfterSym[i] = ures_getUnicodeStringByKey(dataRes, keywords[i], &localStatus);
376                 }
377                 ures_close(dataRes);
378             }
379             ures_close(currencySpcRes);
380             ures_close(currencyResource);
381         }
382     }
383     ures_close(resource);
384     ures_close(numberElementsRes);
385 
386 }
387 
388 void
initialize()389 DecimalFormatSymbols::initialize() {
390     /*
391      * These strings used to be in static arrays, but the HP/UX aCC compiler
392      * cannot initialize a static array with class constructors.
393      *  markus 2000may25
394      */
395     fSymbols[kDecimalSeparatorSymbol] = (UChar)0x2e;    // '.' decimal separator
396     fSymbols[kGroupingSeparatorSymbol].remove();        //     group (thousands) separator
397     fSymbols[kPatternSeparatorSymbol] = (UChar)0x3b;    // ';' pattern separator
398     fSymbols[kPercentSymbol] = (UChar)0x25;             // '%' percent sign
399     fSymbols[kZeroDigitSymbol] = (UChar)0x30;           // '0' native 0 digit
400     fSymbols[kOneDigitSymbol] = (UChar)0x31;            // '1' native 1 digit
401     fSymbols[kTwoDigitSymbol] = (UChar)0x32;            // '2' native 2 digit
402     fSymbols[kThreeDigitSymbol] = (UChar)0x33;          // '3' native 3 digit
403     fSymbols[kFourDigitSymbol] = (UChar)0x34;           // '4' native 4 digit
404     fSymbols[kFiveDigitSymbol] = (UChar)0x35;           // '5' native 5 digit
405     fSymbols[kSixDigitSymbol] = (UChar)0x36;            // '6' native 6 digit
406     fSymbols[kSevenDigitSymbol] = (UChar)0x37;          // '7' native 7 digit
407     fSymbols[kEightDigitSymbol] = (UChar)0x38;          // '8' native 8 digit
408     fSymbols[kNineDigitSymbol] = (UChar)0x39;           // '9' native 9 digit
409     fSymbols[kDigitSymbol] = (UChar)0x23;               // '#' pattern digit
410     fSymbols[kPlusSignSymbol] = (UChar)0x002b;          // '+' plus sign
411     fSymbols[kMinusSignSymbol] = (UChar)0x2d;           // '-' minus sign
412     fSymbols[kCurrencySymbol] = (UChar)0xa4;            // 'OX' currency symbol
413     fSymbols[kIntlCurrencySymbol].setTo(TRUE, INTL_CURRENCY_SYMBOL_STR, 2);
414     fSymbols[kMonetarySeparatorSymbol] = (UChar)0x2e;   // '.' monetary decimal separator
415     fSymbols[kExponentialSymbol] = (UChar)0x45;         // 'E' exponential
416     fSymbols[kPerMillSymbol] = (UChar)0x2030;           // '%o' per mill
417     fSymbols[kPadEscapeSymbol] = (UChar)0x2a;           // '*' pad escape symbol
418     fSymbols[kInfinitySymbol] = (UChar)0x221e;          // 'oo' infinite
419     fSymbols[kNaNSymbol] = (UChar)0xfffd;               // SUB NaN
420     fSymbols[kSignificantDigitSymbol] = (UChar)0x0040;  // '@' significant digit
421     fSymbols[kMonetaryGroupingSeparatorSymbol].remove(); //
422 }
423 
424 Locale
getLocale(ULocDataLocaleType type,UErrorCode & status) const425 DecimalFormatSymbols::getLocale(ULocDataLocaleType type, UErrorCode& status) const {
426     U_LOCALE_BASED(locBased, *this);
427     return locBased.getLocale(type, status);
428 }
429 
430 const UnicodeString&
getPatternForCurrencySpacing(UCurrencySpacing type,UBool beforeCurrency,UErrorCode & status) const431 DecimalFormatSymbols::getPatternForCurrencySpacing(UCurrencySpacing type,
432                                                  UBool beforeCurrency,
433                                                  UErrorCode& status) const {
434     if (U_FAILURE(status)) {
435       return fNoSymbol;  // always empty.
436     }
437     if (beforeCurrency) {
438       return currencySpcBeforeSym[(int32_t)type];
439     } else {
440       return currencySpcAfterSym[(int32_t)type];
441     }
442 }
443 
444 void
setPatternForCurrencySpacing(UCurrencySpacing type,UBool beforeCurrency,const UnicodeString & pattern)445 DecimalFormatSymbols::setPatternForCurrencySpacing(UCurrencySpacing type,
446                                                    UBool beforeCurrency,
447                                              const UnicodeString& pattern) {
448   if (beforeCurrency) {
449     currencySpcBeforeSym[(int32_t)type] = pattern;
450   } else {
451     currencySpcAfterSym[(int32_t)type] =  pattern;
452   }
453 }
454 U_NAMESPACE_END
455 
456 #endif /* #if !UCONFIG_NO_FORMATTING */
457 
458 //eof
459