#include "unicode/utypes.h"
#if !UCONFIG_NO_FORMATTING
#include "unicode/datefmt.h"
#include "unicode/decimfmt.h"
#include "unicode/dtfmtsym.h"
#include "unicode/dtptngen.h"
#include "unicode/localpointer.h"
#include "unicode/schriter.h"
#include "unicode/simpleformatter.h"
#include "unicode/smpdtfmt.h"
#include "unicode/udat.h"
#include "unicode/udatpg.h"
#include "unicode/uniset.h"
#include "unicode/uloc.h"
#include "unicode/ures.h"
#include "unicode/ustring.h"
#include "unicode/rep.h"
#include "unicode/region.h"
#include "cpputils.h"
#include "mutex.h"
#include "umutex.h"
#include "cmemory.h"
#include "cstring.h"
#include "locbased.h"
#include "hash.h"
#include "uhash.h"
#include "uresimp.h"
#include "dtptngen_impl.h"
#include "ucln_in.h"
#include "charstr.h"
#include "uassert.h"
#if U_CHARSET_FAMILY==U_EBCDIC_FAMILY
#define U_USE_ASCII_BUNDLE_ITERATOR
#define U_SORT_ASCII_BUNDLE_ITERATOR
#endif
#if defined(U_USE_ASCII_BUNDLE_ITERATOR)
#include "unicode/ustring.h"
#include "uarrsort.h"
struct UResAEntry {
UChar *key;
UResourceBundle *item;
};
struct UResourceBundleAIterator {
UResourceBundle *bund;
UResAEntry *entries;
int32_t num;
int32_t cursor;
};
U_CDECL_BEGIN
static int32_t U_CALLCONV
ures_a_codepointSort(const void *context, const void *left, const void *right) {
return u_strcmp(((const UResAEntry *)left)->key,
((const UResAEntry *)right)->key);
}
U_CDECL_END
static void ures_a_open(UResourceBundleAIterator *aiter, UResourceBundle *bund, UErrorCode *status) {
if(U_FAILURE(*status)) {
return;
}
aiter->bund = bund;
aiter->num = ures_getSize(aiter->bund);
aiter->cursor = 0;
#if !defined(U_SORT_ASCII_BUNDLE_ITERATOR)
aiter->entries = nullptr;
#else
aiter->entries = (UResAEntry*)uprv_malloc(sizeof(UResAEntry)*aiter->num);
for(int i=0;i<aiter->num;i++) {
aiter->entries[i].item = ures_getByIndex(aiter->bund, i, nullptr, status);
const char *akey = ures_getKey(aiter->entries[i].item);
int32_t len = uprv_strlen(akey)+1;
aiter->entries[i].key = (UChar*)uprv_malloc(len*sizeof(UChar));
u_charsToUChars(akey, aiter->entries[i].key, len);
}
uprv_sortArray(aiter->entries, aiter->num, sizeof(UResAEntry), ures_a_codepointSort, nullptr, TRUE, status);
#endif
}
static void ures_a_close(UResourceBundleAIterator *aiter) {
#if defined(U_SORT_ASCII_BUNDLE_ITERATOR)
for(int i=0;i<aiter->num;i++) {
uprv_free(aiter->entries[i].key);
ures_close(aiter->entries[i].item);
}
#endif
}
static const UChar *ures_a_getNextString(UResourceBundleAIterator *aiter, int32_t *len, const char **key, UErrorCode *err) {
#if !defined(U_SORT_ASCII_BUNDLE_ITERATOR)
return ures_getNextString(aiter->bund, len, key, err);
#else
if(U_FAILURE(*err)) return nullptr;
UResourceBundle *item = aiter->entries[aiter->cursor].item;
const UChar* ret = ures_getString(item, len, err);
*key = ures_getKey(item);
aiter->cursor++;
return ret;
#endif
}
#endif
U_NAMESPACE_BEGIN
static const UChar Canonical_Items[] = {
CAP_G, LOW_Y, CAP_Q, CAP_M, LOW_W, CAP_W, CAP_E,
CAP_D, CAP_F, LOW_D, LOW_A, CAP_H, LOW_M, LOW_S, CAP_S, LOW_V, 0
};
static const dtTypeElem dtTypes[] = {
{CAP_G, UDATPG_ERA_FIELD, DT_SHORT, 1, 3,},
{CAP_G, UDATPG_ERA_FIELD, DT_LONG, 4, 0},
{CAP_G, UDATPG_ERA_FIELD, DT_NARROW, 5, 0},
{LOW_Y, UDATPG_YEAR_FIELD, DT_NUMERIC, 1, 20},
{CAP_Y, UDATPG_YEAR_FIELD, DT_NUMERIC + DT_DELTA, 1, 20},
{LOW_U, UDATPG_YEAR_FIELD, DT_NUMERIC + 2*DT_DELTA, 1, 20},
{LOW_R, UDATPG_YEAR_FIELD, DT_NUMERIC + 3*DT_DELTA, 1, 20},
{CAP_U, UDATPG_YEAR_FIELD, DT_SHORT, 1, 3},
{CAP_U, UDATPG_YEAR_FIELD, DT_LONG, 4, 0},
{CAP_U, UDATPG_YEAR_FIELD, DT_NARROW, 5, 0},
{CAP_Q, UDATPG_QUARTER_FIELD, DT_NUMERIC, 1, 2},
{CAP_Q, UDATPG_QUARTER_FIELD, DT_SHORT, 3, 0},
{CAP_Q, UDATPG_QUARTER_FIELD, DT_LONG, 4, 0},
{CAP_Q, UDATPG_QUARTER_FIELD, DT_NARROW, 5, 0},
{LOW_Q, UDATPG_QUARTER_FIELD, DT_NUMERIC + DT_DELTA, 1, 2},
{LOW_Q, UDATPG_QUARTER_FIELD, DT_SHORT - DT_DELTA, 3, 0},
{LOW_Q, UDATPG_QUARTER_FIELD, DT_LONG - DT_DELTA, 4, 0},
{LOW_Q, UDATPG_QUARTER_FIELD, DT_NARROW - DT_DELTA, 5, 0},
{CAP_M, UDATPG_MONTH_FIELD, DT_NUMERIC, 1, 2},
{CAP_M, UDATPG_MONTH_FIELD, DT_SHORT, 3, 0},
{CAP_M, UDATPG_MONTH_FIELD, DT_LONG, 4, 0},
{CAP_M, UDATPG_MONTH_FIELD, DT_NARROW, 5, 0},
{CAP_L, UDATPG_MONTH_FIELD, DT_NUMERIC + DT_DELTA, 1, 2},
{CAP_L, UDATPG_MONTH_FIELD, DT_SHORT - DT_DELTA, 3, 0},
{CAP_L, UDATPG_MONTH_FIELD, DT_LONG - DT_DELTA, 4, 0},
{CAP_L, UDATPG_MONTH_FIELD, DT_NARROW - DT_DELTA, 5, 0},
{LOW_L, UDATPG_MONTH_FIELD, DT_NUMERIC + DT_DELTA, 1, 1},
{LOW_W, UDATPG_WEEK_OF_YEAR_FIELD, DT_NUMERIC, 1, 2},
{CAP_W, UDATPG_WEEK_OF_MONTH_FIELD, DT_NUMERIC, 1, 0},
{CAP_E, UDATPG_WEEKDAY_FIELD, DT_SHORT, 1, 3},
{CAP_E, UDATPG_WEEKDAY_FIELD, DT_LONG, 4, 0},
{CAP_E, UDATPG_WEEKDAY_FIELD, DT_NARROW, 5, 0},
{CAP_E, UDATPG_WEEKDAY_FIELD, DT_SHORTER, 6, 0},
{LOW_C, UDATPG_WEEKDAY_FIELD, DT_NUMERIC + 2*DT_DELTA, 1, 2},
{LOW_C, UDATPG_WEEKDAY_FIELD, DT_SHORT - 2*DT_DELTA, 3, 0},
{LOW_C, UDATPG_WEEKDAY_FIELD, DT_LONG - 2*DT_DELTA, 4, 0},
{LOW_C, UDATPG_WEEKDAY_FIELD, DT_NARROW - 2*DT_DELTA, 5, 0},
{LOW_C, UDATPG_WEEKDAY_FIELD, DT_SHORTER - 2*DT_DELTA, 6, 0},
{LOW_E, UDATPG_WEEKDAY_FIELD, DT_NUMERIC + DT_DELTA, 1, 2}, {LOW_E, UDATPG_WEEKDAY_FIELD, DT_SHORT - DT_DELTA, 3, 0},
{LOW_E, UDATPG_WEEKDAY_FIELD, DT_LONG - DT_DELTA, 4, 0},
{LOW_E, UDATPG_WEEKDAY_FIELD, DT_NARROW - DT_DELTA, 5, 0},
{LOW_E, UDATPG_WEEKDAY_FIELD, DT_SHORTER - DT_DELTA, 6, 0},
{LOW_D, UDATPG_DAY_FIELD, DT_NUMERIC, 1, 2},
{LOW_G, UDATPG_DAY_FIELD, DT_NUMERIC + DT_DELTA, 1, 20},
{CAP_D, UDATPG_DAY_OF_YEAR_FIELD, DT_NUMERIC, 1, 3},
{CAP_F, UDATPG_DAY_OF_WEEK_IN_MONTH_FIELD, DT_NUMERIC, 1, 0},
{LOW_A, UDATPG_DAYPERIOD_FIELD, DT_SHORT, 1, 3},
{LOW_A, UDATPG_DAYPERIOD_FIELD, DT_LONG, 4, 0},
{LOW_A, UDATPG_DAYPERIOD_FIELD, DT_NARROW, 5, 0},
{LOW_B, UDATPG_DAYPERIOD_FIELD, DT_SHORT - DT_DELTA, 1, 3},
{LOW_B, UDATPG_DAYPERIOD_FIELD, DT_LONG - DT_DELTA, 4, 0},
{LOW_B, UDATPG_DAYPERIOD_FIELD, DT_NARROW - DT_DELTA, 5, 0},
{CAP_B, UDATPG_DAYPERIOD_FIELD, DT_SHORT - 3*DT_DELTA, 1, 3},
{CAP_B, UDATPG_DAYPERIOD_FIELD, DT_LONG - 3*DT_DELTA, 4, 0},
{CAP_B, UDATPG_DAYPERIOD_FIELD, DT_NARROW - 3*DT_DELTA, 5, 0},
{CAP_H, UDATPG_HOUR_FIELD, DT_NUMERIC + 10*DT_DELTA, 1, 2}, {LOW_K, UDATPG_HOUR_FIELD, DT_NUMERIC + 11*DT_DELTA, 1, 2}, {LOW_H, UDATPG_HOUR_FIELD, DT_NUMERIC, 1, 2}, {CAP_K, UDATPG_HOUR_FIELD, DT_NUMERIC + DT_DELTA, 1, 2}, {CAP_J, UDATPG_HOUR_FIELD, DT_NUMERIC + 5*DT_DELTA, 1, 2}, {LOW_J, UDATPG_HOUR_FIELD, DT_NUMERIC + 6*DT_DELTA, 1, 6}, {CAP_C, UDATPG_HOUR_FIELD, DT_NUMERIC + 7*DT_DELTA, 1, 6},
{LOW_M, UDATPG_MINUTE_FIELD, DT_NUMERIC, 1, 2},
{LOW_S, UDATPG_SECOND_FIELD, DT_NUMERIC, 1, 2},
{CAP_A, UDATPG_SECOND_FIELD, DT_NUMERIC + DT_DELTA, 1, 1000},
{CAP_S, UDATPG_FRACTIONAL_SECOND_FIELD, DT_NUMERIC, 1, 1000},
{LOW_V, UDATPG_ZONE_FIELD, DT_SHORT - 2*DT_DELTA, 1, 0},
{LOW_V, UDATPG_ZONE_FIELD, DT_LONG - 2*DT_DELTA, 4, 0},
{LOW_Z, UDATPG_ZONE_FIELD, DT_SHORT, 1, 3},
{LOW_Z, UDATPG_ZONE_FIELD, DT_LONG, 4, 0},
{CAP_Z, UDATPG_ZONE_FIELD, DT_NARROW - DT_DELTA, 1, 3},
{CAP_Z, UDATPG_ZONE_FIELD, DT_LONG - DT_DELTA, 4, 0},
{CAP_Z, UDATPG_ZONE_FIELD, DT_SHORT - DT_DELTA, 5, 0},
{CAP_O, UDATPG_ZONE_FIELD, DT_SHORT - DT_DELTA, 1, 0},
{CAP_O, UDATPG_ZONE_FIELD, DT_LONG - DT_DELTA, 4, 0},
{CAP_V, UDATPG_ZONE_FIELD, DT_SHORT - DT_DELTA, 1, 0},
{CAP_V, UDATPG_ZONE_FIELD, DT_LONG - DT_DELTA, 2, 0},
{CAP_V, UDATPG_ZONE_FIELD, DT_LONG-1 - DT_DELTA, 3, 0},
{CAP_V, UDATPG_ZONE_FIELD, DT_LONG-2 - DT_DELTA, 4, 0},
{CAP_X, UDATPG_ZONE_FIELD, DT_NARROW - DT_DELTA, 1, 0},
{CAP_X, UDATPG_ZONE_FIELD, DT_SHORT - DT_DELTA, 2, 0},
{CAP_X, UDATPG_ZONE_FIELD, DT_LONG - DT_DELTA, 4, 0},
{LOW_X, UDATPG_ZONE_FIELD, DT_NARROW - DT_DELTA, 1, 0},
{LOW_X, UDATPG_ZONE_FIELD, DT_SHORT - DT_DELTA, 2, 0},
{LOW_X, UDATPG_ZONE_FIELD, DT_LONG - DT_DELTA, 4, 0},
{0, UDATPG_FIELD_COUNT, 0, 0, 0} , };
static const char* const CLDR_FIELD_APPEND[] = {
"Era", "Year", "Quarter", "Month", "Week", "*", "Day-Of-Week",
"*", "*", "Day", "*", "Hour", "Minute", "Second", "*", "Timezone"
};
static const char* const CLDR_FIELD_NAME[UDATPG_FIELD_COUNT] = {
"era", "year", "quarter", "month", "week", "weekOfMonth", "weekday",
"dayOfYear", "weekdayOfMonth", "day", "dayperiod", "hour", "minute", "second", "*", "zone"
};
static const char* const CLDR_FIELD_WIDTH[] = { "", "-short", "-narrow"
};
static const int32_t UDATPG_WIDTH_COUNT = UDATPG_NARROW + 1;
static constexpr UDateTimePGDisplayWidth UDATPG_WIDTH_APPENDITEM = UDATPG_WIDE;
static constexpr int32_t UDATPG_FIELD_KEY_MAX = 24;
static const UChar UDATPG_ItemFormat[]= {0x7B, 0x30, 0x7D, 0x20, 0x251C, 0x7B, 0x32, 0x7D, 0x3A,
0x20, 0x7B, 0x31, 0x7D, 0x2524, 0};
static const char DT_DateTimePatternsTag[]="DateTimePatterns";
static const char DT_DateTimeCalendarTag[]="calendar";
static const char DT_DateTimeGregorianTag[]="gregorian";
static const char DT_DateTimeAppendItemsTag[]="appendItems";
static const char DT_DateTimeFieldsTag[]="fields";
static const char DT_DateTimeAvailableFormatsTag[]="availableFormats";
UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DateTimePatternGenerator)
UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DTSkeletonEnumeration)
UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DTRedundantEnumeration)
DateTimePatternGenerator* U_EXPORT2
DateTimePatternGenerator::createInstance(UErrorCode& status) {
return createInstance(Locale::getDefault(), status);
}
DateTimePatternGenerator* U_EXPORT2
DateTimePatternGenerator::createInstance(const Locale& locale, UErrorCode& status, UBool skipICUData) {
if (U_FAILURE(status)) {
return nullptr;
}
LocalPointer<DateTimePatternGenerator> result(
new DateTimePatternGenerator(locale, status, skipICUData), status);
return U_SUCCESS(status) ? result.orphan() : nullptr;
}
DateTimePatternGenerator* U_EXPORT2
DateTimePatternGenerator::createEmptyInstance(UErrorCode& status) {
if (U_FAILURE(status)) {
return nullptr;
}
LocalPointer<DateTimePatternGenerator> result(
new DateTimePatternGenerator(status), status);
return U_SUCCESS(status) ? result.orphan() : nullptr;
}
DateTimePatternGenerator::DateTimePatternGenerator(UErrorCode &status) :
skipMatcher(nullptr),
fAvailableFormatKeyHash(nullptr),
internalErrorCode(U_ZERO_ERROR)
{
fp = new FormatParser();
dtMatcher = new DateTimeMatcher();
distanceInfo = new DistanceInfo();
patternMap = new PatternMap();
if (fp == nullptr || dtMatcher == nullptr || distanceInfo == nullptr || patternMap == nullptr) {
internalErrorCode = status = U_MEMORY_ALLOCATION_ERROR;
}
}
DateTimePatternGenerator::DateTimePatternGenerator(const Locale& locale, UErrorCode &status, UBool skipICUData) :
skipMatcher(nullptr),
fAvailableFormatKeyHash(nullptr),
internalErrorCode(U_ZERO_ERROR),
pLocale(locale)
{
fp = new FormatParser();
dtMatcher = new DateTimeMatcher();
distanceInfo = new DistanceInfo();
patternMap = new PatternMap();
if (fp == nullptr || dtMatcher == nullptr || distanceInfo == nullptr || patternMap == nullptr) {
internalErrorCode = status = U_MEMORY_ALLOCATION_ERROR;
}
else {
initData(locale, status, skipICUData);
}
}
DateTimePatternGenerator::DateTimePatternGenerator(const DateTimePatternGenerator& other) :
UObject(),
skipMatcher(nullptr),
fAvailableFormatKeyHash(nullptr),
internalErrorCode(U_ZERO_ERROR)
{
fp = new FormatParser();
dtMatcher = new DateTimeMatcher();
distanceInfo = new DistanceInfo();
patternMap = new PatternMap();
if (fp == nullptr || dtMatcher == nullptr || distanceInfo == nullptr || patternMap == nullptr) {
internalErrorCode = U_MEMORY_ALLOCATION_ERROR;
}
*this=other;
}
DateTimePatternGenerator&
DateTimePatternGenerator::operator=(const DateTimePatternGenerator& other) {
if (&other == this) {
return *this;
}
internalErrorCode = other.internalErrorCode;
pLocale = other.pLocale;
fDefaultHourFormatChar = other.fDefaultHourFormatChar;
*fp = *(other.fp);
dtMatcher->copyFrom(other.dtMatcher->skeleton);
*distanceInfo = *(other.distanceInfo);
dateTimeFormat = other.dateTimeFormat;
decimal = other.decimal;
dateTimeFormat.getTerminatedBuffer();
decimal.getTerminatedBuffer();
delete skipMatcher;
if ( other.skipMatcher == nullptr ) {
skipMatcher = nullptr;
}
else {
skipMatcher = new DateTimeMatcher(*other.skipMatcher);
if (skipMatcher == nullptr)
{
internalErrorCode = U_MEMORY_ALLOCATION_ERROR;
return *this;
}
}
for (int32_t i=0; i< UDATPG_FIELD_COUNT; ++i ) {
appendItemFormats[i] = other.appendItemFormats[i];
appendItemFormats[i].getTerminatedBuffer(); for (int32_t j=0; j< UDATPG_WIDTH_COUNT; ++j ) {
fieldDisplayNames[i][j] = other.fieldDisplayNames[i][j];
fieldDisplayNames[i][j].getTerminatedBuffer(); }
}
patternMap->copyFrom(*other.patternMap, internalErrorCode);
copyHashtable(other.fAvailableFormatKeyHash, internalErrorCode);
return *this;
}
UBool
DateTimePatternGenerator::operator==(const DateTimePatternGenerator& other) const {
if (this == &other) {
return TRUE;
}
if ((pLocale==other.pLocale) && (patternMap->equals(*other.patternMap)) &&
(dateTimeFormat==other.dateTimeFormat) && (decimal==other.decimal)) {
for ( int32_t i=0 ; i<UDATPG_FIELD_COUNT; ++i ) {
if (appendItemFormats[i] != other.appendItemFormats[i]) {
return FALSE;
}
for (int32_t j=0; j< UDATPG_WIDTH_COUNT; ++j ) {
if (fieldDisplayNames[i][j] != other.fieldDisplayNames[i][j]) {
return FALSE;
}
}
}
return TRUE;
}
else {
return FALSE;
}
}
UBool
DateTimePatternGenerator::operator!=(const DateTimePatternGenerator& other) const {
return !operator==(other);
}
DateTimePatternGenerator::~DateTimePatternGenerator() {
if (fAvailableFormatKeyHash!=nullptr) {
delete fAvailableFormatKeyHash;
}
if (fp != nullptr) delete fp;
if (dtMatcher != nullptr) delete dtMatcher;
if (distanceInfo != nullptr) delete distanceInfo;
if (patternMap != nullptr) delete patternMap;
if (skipMatcher != nullptr) delete skipMatcher;
}
namespace {
UInitOnce initOnce = U_INITONCE_INITIALIZER;
UHashtable *localeToAllowedHourFormatsMap = nullptr;
U_CFUNC void U_CALLCONV deleteAllowedHourFormats(void *ptr) {
uprv_free(ptr);
}
U_CFUNC UBool U_CALLCONV allowedHourFormatsCleanup() {
uhash_close(localeToAllowedHourFormatsMap);
return TRUE;
}
enum AllowedHourFormat{
ALLOWED_HOUR_FORMAT_UNKNOWN = -1,
ALLOWED_HOUR_FORMAT_h,
ALLOWED_HOUR_FORMAT_H,
ALLOWED_HOUR_FORMAT_K, ALLOWED_HOUR_FORMAT_k, ALLOWED_HOUR_FORMAT_hb,
ALLOWED_HOUR_FORMAT_hB,
ALLOWED_HOUR_FORMAT_Kb, ALLOWED_HOUR_FORMAT_KB, ALLOWED_HOUR_FORMAT_Hb,
ALLOWED_HOUR_FORMAT_HB
};
}
void
DateTimePatternGenerator::initData(const Locale& locale, UErrorCode &status, UBool skipICUData) {
skipMatcher = nullptr;
fAvailableFormatKeyHash=nullptr;
addCanonicalItems(status);
if (!skipICUData) {
addICUPatterns(locale, status); }
addCLDRData(locale, status);
setDateTimeFromCalendar(locale, status);
setDecimalSymbols(locale, status);
umtx_initOnce(initOnce, loadAllowedHourFormatsData, status);
getAllowedHourFormats(locale, status);
internalErrorCode = status;
}
namespace {
struct AllowedHourFormatsSink : public ResourceSink {
AllowedHourFormatsSink() {}
virtual ~AllowedHourFormatsSink();
virtual void put(const char *key, ResourceValue &value, UBool ,
UErrorCode &errorCode) {
ResourceTable timeData = value.getTable(errorCode);
if (U_FAILURE(errorCode)) { return; }
for (int32_t i = 0; timeData.getKeyAndValue(i, key, value); ++i) {
const char *regionOrLocale = key;
ResourceTable formatList = value.getTable(errorCode);
if (U_FAILURE(errorCode)) { return; }
LocalMemory<int32_t> list;
int32_t length = 0;
int32_t preferredFormat = ALLOWED_HOUR_FORMAT_UNKNOWN;
for (int32_t j = 0; formatList.getKeyAndValue(j, key, value); ++j) {
if (uprv_strcmp(key, "allowed") == 0) {
if (value.getType() == URES_STRING) {
length = 2; if (list.allocateInsteadAndReset(length + 1) == nullptr) {
errorCode = U_MEMORY_ALLOCATION_ERROR;
return;
}
list[1] = getHourFormatFromUnicodeString(value.getUnicodeString(errorCode));
}
else {
ResourceArray allowedFormats = value.getArray(errorCode);
length = allowedFormats.getSize() + 1; if (list.allocateInsteadAndReset(length + 1) == nullptr) {
errorCode = U_MEMORY_ALLOCATION_ERROR;
return;
}
for (int32_t k = 1; k < length; ++k) {
allowedFormats.getValue(k-1, value);
list[k] = getHourFormatFromUnicodeString(value.getUnicodeString(errorCode));
}
}
} else if (uprv_strcmp(key, "preferred") == 0) {
preferredFormat = getHourFormatFromUnicodeString(value.getUnicodeString(errorCode));
}
}
if (length > 1) {
list[0] = (preferredFormat!=ALLOWED_HOUR_FORMAT_UNKNOWN)? preferredFormat: list[1];
} else {
length = 2; if (list.allocateInsteadAndReset(length + 1) == nullptr) {
errorCode = U_MEMORY_ALLOCATION_ERROR;
return;
}
list[0] = (preferredFormat!=ALLOWED_HOUR_FORMAT_UNKNOWN)? preferredFormat: ALLOWED_HOUR_FORMAT_H;
list[1] = list[0];
}
list[length] = ALLOWED_HOUR_FORMAT_UNKNOWN;
uhash_put(localeToAllowedHourFormatsMap, const_cast<char *>(regionOrLocale), list.orphan(), &errorCode);
if (U_FAILURE(errorCode)) { return; }
}
}
AllowedHourFormat getHourFormatFromUnicodeString(const UnicodeString &s) {
if (s.length() == 1) {
if (s[0] == LOW_H) { return ALLOWED_HOUR_FORMAT_h; }
if (s[0] == CAP_H) { return ALLOWED_HOUR_FORMAT_H; }
if (s[0] == CAP_K) { return ALLOWED_HOUR_FORMAT_K; }
if (s[0] == LOW_K) { return ALLOWED_HOUR_FORMAT_k; }
} else if (s.length() == 2) {
if (s[0] == LOW_H && s[1] == LOW_B) { return ALLOWED_HOUR_FORMAT_hb; }
if (s[0] == LOW_H && s[1] == CAP_B) { return ALLOWED_HOUR_FORMAT_hB; }
if (s[0] == CAP_K && s[1] == LOW_B) { return ALLOWED_HOUR_FORMAT_Kb; }
if (s[0] == CAP_K && s[1] == CAP_B) { return ALLOWED_HOUR_FORMAT_KB; }
if (s[0] == CAP_H && s[1] == LOW_B) { return ALLOWED_HOUR_FORMAT_Hb; }
if (s[0] == CAP_H && s[1] == CAP_B) { return ALLOWED_HOUR_FORMAT_HB; }
}
return ALLOWED_HOUR_FORMAT_UNKNOWN;
}
};
}
AllowedHourFormatsSink::~AllowedHourFormatsSink() {}
U_CFUNC void U_CALLCONV DateTimePatternGenerator::loadAllowedHourFormatsData(UErrorCode &status) {
if (U_FAILURE(status)) { return; }
localeToAllowedHourFormatsMap = uhash_open(
uhash_hashChars, uhash_compareChars, nullptr, &status);
if (U_FAILURE(status)) { return; }
uhash_setValueDeleter(localeToAllowedHourFormatsMap, deleteAllowedHourFormats);
ucln_i18n_registerCleanup(UCLN_I18N_ALLOWED_HOUR_FORMATS, allowedHourFormatsCleanup);
LocalUResourceBundlePointer rb(ures_openDirect(nullptr, "supplementalData", &status));
if (U_FAILURE(status)) { return; }
AllowedHourFormatsSink sink;
ures_getAllItemsWithFallback(rb.getAlias(), "timeData", sink, status);
}
static int32_t* getAllowedHourFormatsLangCountry(const char* language, const char* country, UErrorCode& status) {
CharString langCountry;
langCountry.append(language, status);
langCountry.append('_', status);
langCountry.append(country, status);
int32_t* allowedFormats;
allowedFormats = (int32_t *)uhash_get(localeToAllowedHourFormatsMap, langCountry.data());
if (allowedFormats == nullptr) {
allowedFormats = (int32_t *)uhash_get(localeToAllowedHourFormatsMap, const_cast<char *>(country));
}
return allowedFormats;
}
void DateTimePatternGenerator::getAllowedHourFormats(const Locale &locale, UErrorCode &status) {
if (U_FAILURE(status)) { return; }
const char *language = locale.getLanguage();
const char *country = locale.getCountry();
const char *locName = locale.getName(); if (*locName==0 || uprv_strcmp(locName,"root")==0 || uprv_strcmp(locName,"und")==0) { language = "und";
country = "001";
}
Locale maxLocale; if (*language == '\0' || *country == '\0') {
maxLocale = locale;
UErrorCode localStatus = U_ZERO_ERROR;
maxLocale.addLikelySubtags(localStatus);
if (U_SUCCESS(localStatus)) {
language = maxLocale.getLanguage();
country = maxLocale.getCountry();
}
}
if (*language == '\0') {
language = "und";
}
if (*country == '\0') {
country = "001";
}
int32_t* allowedFormats = getAllowedHourFormatsLangCountry(language, country, status);
if (allowedFormats == nullptr) {
UErrorCode localStatus = U_ZERO_ERROR;
const Region* region = Region::getInstance(country, localStatus);
if (U_SUCCESS(localStatus)) {
country = region->getRegionCode(); allowedFormats = getAllowedHourFormatsLangCountry(language, country, status);
}
}
if (allowedFormats != nullptr) { switch (allowedFormats[0]) {
case ALLOWED_HOUR_FORMAT_h: fDefaultHourFormatChar = LOW_H; break;
case ALLOWED_HOUR_FORMAT_H: fDefaultHourFormatChar = CAP_H; break;
case ALLOWED_HOUR_FORMAT_K: fDefaultHourFormatChar = CAP_K; break;
case ALLOWED_HOUR_FORMAT_k: fDefaultHourFormatChar = LOW_K; break;
default: fDefaultHourFormatChar = CAP_H; break;
}
for (int32_t i = 0; i < UPRV_LENGTHOF(fAllowedHourFormats); ++i) {
fAllowedHourFormats[i] = allowedFormats[i + 1];
if (fAllowedHourFormats[i] == ALLOWED_HOUR_FORMAT_UNKNOWN) {
break;
}
}
} else { fDefaultHourFormatChar = CAP_H;
fAllowedHourFormats[0] = ALLOWED_HOUR_FORMAT_H;
fAllowedHourFormats[1] = ALLOWED_HOUR_FORMAT_UNKNOWN;
}
}
UnicodeString
DateTimePatternGenerator::getSkeleton(const UnicodeString& pattern, UErrorCode&
) {
FormatParser fp2;
DateTimeMatcher matcher;
PtnSkeleton localSkeleton;
matcher.set(pattern, &fp2, localSkeleton);
return localSkeleton.getSkeleton();
}
UnicodeString
DateTimePatternGenerator::staticGetSkeleton(
const UnicodeString& pattern, UErrorCode& ) {
FormatParser fp;
DateTimeMatcher matcher;
PtnSkeleton localSkeleton;
matcher.set(pattern, &fp, localSkeleton);
return localSkeleton.getSkeleton();
}
UnicodeString
DateTimePatternGenerator::getBaseSkeleton(const UnicodeString& pattern, UErrorCode& ) {
FormatParser fp2;
DateTimeMatcher matcher;
PtnSkeleton localSkeleton;
matcher.set(pattern, &fp2, localSkeleton);
return localSkeleton.getBaseSkeleton();
}
UnicodeString
DateTimePatternGenerator::staticGetBaseSkeleton(
const UnicodeString& pattern, UErrorCode& ) {
FormatParser fp;
DateTimeMatcher matcher;
PtnSkeleton localSkeleton;
matcher.set(pattern, &fp, localSkeleton);
return localSkeleton.getBaseSkeleton();
}
void
DateTimePatternGenerator::addICUPatterns(const Locale& locale, UErrorCode& status) {
if (U_FAILURE(status)) { return; }
UnicodeString dfPattern;
UnicodeString conflictingString;
DateFormat* df;
for (int32_t i=DateFormat::kFull; i<=DateFormat::kShort; i++) {
DateFormat::EStyle style = (DateFormat::EStyle)i;
df = DateFormat::createDateInstance(style, locale);
SimpleDateFormat* sdf;
if (df != nullptr && (sdf = dynamic_cast<SimpleDateFormat*>(df)) != nullptr) {
sdf->toPattern(dfPattern);
addPattern(dfPattern, FALSE, conflictingString, status);
}
delete df;
if (U_FAILURE(status)) { return; }
df = DateFormat::createTimeInstance(style, locale);
if (df != nullptr && (sdf = dynamic_cast<SimpleDateFormat*>(df)) != nullptr) {
sdf->toPattern(dfPattern);
addPattern(dfPattern, FALSE, conflictingString, status);
if ( i==DateFormat::kShort && !dfPattern.isEmpty() ) {
consumeShortTimePattern(dfPattern, status);
}
}
delete df;
if (U_FAILURE(status)) { return; }
}
}
void
DateTimePatternGenerator::hackTimes(const UnicodeString& hackPattern, UErrorCode& status) {
UnicodeString conflictingString;
fp->set(hackPattern);
UnicodeString mmss;
UBool gotMm=FALSE;
for (int32_t i=0; i<fp->itemNumber; ++i) {
UnicodeString field = fp->items[i];
if ( fp->isQuoteLiteral(field) ) {
if ( gotMm ) {
UnicodeString quoteLiteral;
fp->getQuoteLiteral(quoteLiteral, &i);
mmss += quoteLiteral;
}
}
else {
if (fp->isPatternSeparator(field) && gotMm) {
mmss+=field;
}
else {
UChar ch=field.charAt(0);
if (ch==LOW_M) {
gotMm=TRUE;
mmss+=field;
}
else {
if (ch==LOW_S) {
if (!gotMm) {
break;
}
mmss+= field;
addPattern(mmss, FALSE, conflictingString, status);
break;
}
else {
if (gotMm || ch==LOW_Z || ch==CAP_Z || ch==LOW_V || ch==CAP_V) {
break;
}
}
}
}
}
}
}
#define ULOC_LOCALE_IDENTIFIER_CAPACITY (ULOC_FULLNAME_CAPACITY + 1 + ULOC_KEYWORD_AND_VALUES_CAPACITY)
void
DateTimePatternGenerator::getCalendarTypeToUse(const Locale& locale, CharString& destination, UErrorCode& err) {
destination.clear().append(DT_DateTimeGregorianTag, -1, err); if ( U_SUCCESS(err) ) {
if (uprv_strcmp(locale.getName(), "ja_JP_TRADITIONAL") == 0) {
destination.clear().append("japanese", -1, err);
} else {
char calType[50];
Calendar::getCalendarTypeFromLocale(locale, calType, 50, err);
if (U_SUCCESS(err)) {
destination.clear().append(calType, -1, err);
}
}
}
}
void
DateTimePatternGenerator::consumeShortTimePattern(const UnicodeString& shortTimePattern,
UErrorCode& status) {
if (U_FAILURE(status)) { return; }
hackTimes(shortTimePattern, status);
}
struct DateTimePatternGenerator::AppendItemFormatsSink : public ResourceSink {
DateTimePatternGenerator& dtpg;
AppendItemFormatsSink(DateTimePatternGenerator& _dtpg) : dtpg(_dtpg) {}
virtual ~AppendItemFormatsSink();
virtual void put(const char *key, ResourceValue &value, UBool ,
UErrorCode &errorCode) {
ResourceTable itemsTable = value.getTable(errorCode);
if (U_FAILURE(errorCode)) { return; }
for (int32_t i = 0; itemsTable.getKeyAndValue(i, key, value); ++i) {
UDateTimePatternField field = dtpg.getAppendFormatNumber(key);
if (field == UDATPG_FIELD_COUNT) { continue; }
const UnicodeString& valueStr = value.getUnicodeString(errorCode);
if (dtpg.getAppendItemFormat(field).isEmpty() && !valueStr.isEmpty()) {
dtpg.setAppendItemFormat(field, valueStr);
}
}
}
void fillInMissing() {
UnicodeString defaultItemFormat(TRUE, UDATPG_ItemFormat, UPRV_LENGTHOF(UDATPG_ItemFormat)-1); for (int32_t i = 0; i < UDATPG_FIELD_COUNT; i++) {
UDateTimePatternField field = (UDateTimePatternField)i;
if (dtpg.getAppendItemFormat(field).isEmpty()) {
dtpg.setAppendItemFormat(field, defaultItemFormat);
}
}
}
};
struct DateTimePatternGenerator::AppendItemNamesSink : public ResourceSink {
DateTimePatternGenerator& dtpg;
AppendItemNamesSink(DateTimePatternGenerator& _dtpg) : dtpg(_dtpg) {}
virtual ~AppendItemNamesSink();
virtual void put(const char *key, ResourceValue &value, UBool ,
UErrorCode &errorCode) {
ResourceTable itemsTable = value.getTable(errorCode);
if (U_FAILURE(errorCode)) { return; }
for (int32_t i = 0; itemsTable.getKeyAndValue(i, key, value); ++i) {
UDateTimePGDisplayWidth width;
UDateTimePatternField field = dtpg.getFieldAndWidthIndices(key, &width);
if (field == UDATPG_FIELD_COUNT) { continue; }
ResourceTable detailsTable = value.getTable(errorCode);
if (U_FAILURE(errorCode)) { return; }
for (int32_t j = 0; detailsTable.getKeyAndValue(j, key, value); ++j) {
if (uprv_strcmp(key, "dn") != 0) { continue; }
const UnicodeString& valueStr = value.getUnicodeString(errorCode);
if (dtpg.getFieldDisplayName(field,width).isEmpty() && !valueStr.isEmpty()) {
dtpg.setFieldDisplayName(field,width,valueStr);
}
break;
}
}
}
void fillInMissing() {
for (int32_t i = 0; i < UDATPG_FIELD_COUNT; i++) {
UnicodeString& valueStr = dtpg.getMutableFieldDisplayName((UDateTimePatternField)i, UDATPG_WIDE);
if (valueStr.isEmpty()) {
valueStr = CAP_F;
U_ASSERT(i < 20);
if (i < 10) {
valueStr += (UChar)(i+0x30);
} else {
valueStr += (UChar)0x31;
valueStr += (UChar)(i-10 + 0x30);
}
valueStr.getTerminatedBuffer();
}
for (int32_t j = 1; j < UDATPG_WIDTH_COUNT; j++) {
UnicodeString& valueStr2 = dtpg.getMutableFieldDisplayName((UDateTimePatternField)i, (UDateTimePGDisplayWidth)j);
if (valueStr2.isEmpty()) {
valueStr2 = dtpg.getFieldDisplayName((UDateTimePatternField)i, (UDateTimePGDisplayWidth)(j-1));
}
}
}
}
};
struct DateTimePatternGenerator::AvailableFormatsSink : public ResourceSink {
DateTimePatternGenerator& dtpg;
UBool onlyDatesWithNumericCores;
UnicodeString conflictingPattern;
AvailableFormatsSink(DateTimePatternGenerator& _dtpg, UBool onlyDatesWithNumericCores) : dtpg(_dtpg), onlyDatesWithNumericCores(onlyDatesWithNumericCores) {}
virtual ~AvailableFormatsSink();
virtual void put(const char *key, ResourceValue &value, UBool isRoot,
UErrorCode &errorCode) {
ResourceTable itemsTable = value.getTable(errorCode);
if (U_FAILURE(errorCode)) { return; }
for (int32_t i = 0; itemsTable.getKeyAndValue(i, key, value); ++i) {
UErrorCode valueErr = U_ZERO_ERROR; const UnicodeString formatKey(key, -1, US_INV);
UnicodeString formatValue = value.getUnicodeString(valueErr);
if (U_SUCCESS(valueErr) && !dtpg.isAvailableFormatSet(formatKey) && (!onlyDatesWithNumericCores || datePatternHasNumericCore(formatValue))) {
if (!dtpg.pLocale.isRightToLeft()) {
formatValue.findAndReplace(UnicodeString(u'\u200f'), UnicodeString());
}
dtpg.setAvailableFormat(formatKey, errorCode);
conflictingPattern.remove();
dtpg.addPatternWithSkeleton(formatValue, &formatKey, !isRoot, conflictingPattern, errorCode);
}
}
}
};
DateTimePatternGenerator::AppendItemFormatsSink::~AppendItemFormatsSink() {}
DateTimePatternGenerator::AppendItemNamesSink::~AppendItemNamesSink() {}
DateTimePatternGenerator::AvailableFormatsSink::~AvailableFormatsSink() {}
void
DateTimePatternGenerator::addCLDRData(const Locale& locale, UErrorCode& errorCode) {
if (U_FAILURE(errorCode)) { return; }
UnicodeString rbPattern, value, field;
CharString path;
UBool hasCountryFallbackResource = FALSE;
LocalUResourceBundlePointer rb(ures_open(nullptr, locale.getName(), &errorCode));
LocalUResourceBundlePointer countryRB(ures_openWithCountryFallback(nullptr, locale.getName(), &hasCountryFallbackResource, &errorCode));
if (U_FAILURE(errorCode)) { return; }
CharString calendarTypeToUse; getCalendarTypeToUse(locale, calendarTypeToUse, errorCode);
if (U_FAILURE(errorCode)) { return; }
UErrorCode err = U_ZERO_ERROR;
AppendItemFormatsSink appendItemFormatsSink(*this);
path.clear()
.append(DT_DateTimeCalendarTag, errorCode)
.append('/', errorCode)
.append(calendarTypeToUse, errorCode)
.append('/', errorCode)
.append(DT_DateTimeAppendItemsTag, errorCode); if (U_FAILURE(errorCode)) { return; }
ures_getAllItemsWithFallback(rb.getAlias(), path.data(), appendItemFormatsSink, err);
appendItemFormatsSink.fillInMissing();
err = U_ZERO_ERROR;
AppendItemNamesSink appendItemNamesSink(*this);
ures_getAllItemsWithFallback(rb.getAlias(), DT_DateTimeFieldsTag, appendItemNamesSink, err);
appendItemNamesSink.fillInMissing();
err = U_ZERO_ERROR;
initHashtable(errorCode);
if (U_FAILURE(errorCode)) { return; }
path.clear()
.append(DT_DateTimeCalendarTag, errorCode)
.append('/', errorCode)
.append(calendarTypeToUse, errorCode)
.append('/', errorCode)
.append(DT_DateTimeAvailableFormatsTag, errorCode); if (U_FAILURE(errorCode)) { return; }
if (hasCountryFallbackResource) {
AvailableFormatsSink countryAvailableFormatsSink(*this, TRUE);
ures_getAllItemsWithFallback(countryRB.getAlias(), path.data(), countryAvailableFormatsSink, err);
}
AvailableFormatsSink availableFormatsSink(*this, FALSE);
ures_getAllItemsWithFallback(rb.getAlias(), path.data(), availableFormatsSink, err);
}
void
DateTimePatternGenerator::initHashtable(UErrorCode& err) {
if (U_FAILURE(err)) { return; }
if (fAvailableFormatKeyHash!=nullptr) {
return;
}
LocalPointer<Hashtable> hash(new Hashtable(FALSE, err), err);
if (U_SUCCESS(err)) {
fAvailableFormatKeyHash = hash.orphan();
}
}
void
DateTimePatternGenerator::setAppendItemFormat(UDateTimePatternField field, const UnicodeString& value) {
appendItemFormats[field] = value;
appendItemFormats[field].getTerminatedBuffer();
}
const UnicodeString&
DateTimePatternGenerator::getAppendItemFormat(UDateTimePatternField field) const {
return appendItemFormats[field];
}
void
DateTimePatternGenerator::setAppendItemName(UDateTimePatternField field, const UnicodeString& value) {
setFieldDisplayName(field, UDATPG_WIDTH_APPENDITEM, value);
}
const UnicodeString&
DateTimePatternGenerator::getAppendItemName(UDateTimePatternField field) const {
return fieldDisplayNames[field][UDATPG_WIDTH_APPENDITEM];
}
void
DateTimePatternGenerator::setFieldDisplayName(UDateTimePatternField field, UDateTimePGDisplayWidth width, const UnicodeString& value) {
fieldDisplayNames[field][width] = value;
fieldDisplayNames[field][width].getTerminatedBuffer();
}
UnicodeString
DateTimePatternGenerator::getFieldDisplayName(UDateTimePatternField field, UDateTimePGDisplayWidth width) const {
return fieldDisplayNames[field][width];
}
UnicodeString&
DateTimePatternGenerator::getMutableFieldDisplayName(UDateTimePatternField field, UDateTimePGDisplayWidth width) {
return fieldDisplayNames[field][width];
}
void
DateTimePatternGenerator::getAppendName(UDateTimePatternField field, UnicodeString& value) {
value = SINGLE_QUOTE;
value += fieldDisplayNames[field][UDATPG_WIDTH_APPENDITEM];
value += SINGLE_QUOTE;
}
UnicodeString
DateTimePatternGenerator::getBestPattern(const UnicodeString& patternForm, UErrorCode& status) {
return getBestPattern(patternForm, UDATPG_MATCH_NO_OPTIONS, status);
}
UnicodeString
DateTimePatternGenerator::getBestPattern(const UnicodeString& patternForm, UDateTimePatternMatchOptions options, UErrorCode& status) {
if (U_FAILURE(status)) {
return UnicodeString();
}
if (U_FAILURE(internalErrorCode)) {
status = internalErrorCode;
return UnicodeString();
}
const UnicodeString *bestPattern = nullptr;
UnicodeString dtFormat;
UnicodeString resultPattern;
int32_t flags = kDTPGNoFlags;
int32_t dateMask=(1<<UDATPG_DAYPERIOD_FIELD) - 1;
int32_t timeMask=(1<<UDATPG_FIELD_COUNT) - 1 - dateMask;
UnicodeString patternFormMapped = mapSkeletonMetacharacters(patternForm, &flags, options, status);
if (U_FAILURE(status)) {
return UnicodeString();
}
resultPattern.remove();
dtMatcher->set(patternFormMapped, fp);
const PtnSkeleton* specifiedSkeleton = nullptr;
bestPattern=getBestRaw(*dtMatcher, -1, distanceInfo, status, &specifiedSkeleton);
if (bestPattern->indexOf(u'G') != -1) {
distanceInfo->missingFieldMask &= ~(1 << UDATPG_ERA_FIELD);
}
if (U_FAILURE(status)) {
return UnicodeString();
}
if ( distanceInfo->missingFieldMask==0 && distanceInfo->extraFieldMask==0 ) {
resultPattern = adjustFieldTypes(*bestPattern, specifiedSkeleton, flags, options);
return resultPattern;
}
int32_t neededFields = dtMatcher->getFieldMask();
UnicodeString datePattern=getBestAppending(neededFields & dateMask, flags, status, options);
UnicodeString timePattern=getBestAppending(neededFields & timeMask, flags, status, options);
if (U_FAILURE(status)) {
return UnicodeString();
}
if (datePattern.length()==0) {
if (timePattern.length()==0) {
resultPattern.remove();
}
else {
return timePattern;
}
}
if (timePattern.length()==0) {
return datePattern;
}
resultPattern.remove();
status = U_ZERO_ERROR;
dtFormat=getDateTimeFormat();
SimpleFormatter(dtFormat, 2, 2, status).format(timePattern, datePattern, resultPattern, status);
return resultPattern;
}
UnicodeString
DateTimePatternGenerator::mapSkeletonMetacharacters(const UnicodeString& patternForm, int32_t* flags, UDateTimePatternMatchOptions options, UErrorCode& status) {
UnicodeString patternFormMapped;
patternFormMapped.remove();
UChar hourFormatSkeletonCharForLowJ = fDefaultHourFormatChar;
switch (options & UADATPG_FORCE_HOUR_CYCLE_MASK) {
case UADATPG_FORCE_12_HOUR_CYCLE: hourFormatSkeletonCharForLowJ = LOW_H; break;
case UADATPG_FORCE_24_HOUR_CYCLE: hourFormatSkeletonCharForLowJ = CAP_H; break;
default: break;
}
UBool inQuoted = FALSE;
int32_t patPos, patLen = patternForm.length();
for (patPos = 0; patPos < patLen; patPos++) {
UChar patChr = patternForm.charAt(patPos);
if (patChr == SINGLE_QUOTE) {
inQuoted = !inQuoted;
} else if (!inQuoted) {
if (patChr == LOW_J || patChr == CAP_C) {
int32_t extraLen = 0; while (patPos+1 < patLen && patternForm.charAt(patPos+1)==patChr) {
extraLen++;
patPos++;
}
int32_t hourLen = 1 + (extraLen & 1);
int32_t dayPeriodLen = (extraLen < 2)? 1: 3 + (extraLen >> 1);
UChar hourChar = LOW_H;
UChar dayPeriodChar = LOW_A;
if (patChr == LOW_J) {
hourChar = hourFormatSkeletonCharForLowJ;
} else {
AllowedHourFormat bestAllowed;
if (fAllowedHourFormats[0] != ALLOWED_HOUR_FORMAT_UNKNOWN) {
bestAllowed = (AllowedHourFormat)fAllowedHourFormats[0];
} else {
status = U_INVALID_FORMAT_ERROR;
return UnicodeString();
}
if (bestAllowed == ALLOWED_HOUR_FORMAT_H || bestAllowed == ALLOWED_HOUR_FORMAT_HB || bestAllowed == ALLOWED_HOUR_FORMAT_Hb) {
hourChar = CAP_H;
} else if (bestAllowed == ALLOWED_HOUR_FORMAT_K || bestAllowed == ALLOWED_HOUR_FORMAT_KB || bestAllowed == ALLOWED_HOUR_FORMAT_Kb) {
hourChar = CAP_K;
} else if (bestAllowed == ALLOWED_HOUR_FORMAT_k) {
hourChar = LOW_K;
}
if (bestAllowed == ALLOWED_HOUR_FORMAT_HB || bestAllowed == ALLOWED_HOUR_FORMAT_hB || bestAllowed == ALLOWED_HOUR_FORMAT_KB) {
dayPeriodChar = CAP_B;
} else if (bestAllowed == ALLOWED_HOUR_FORMAT_Hb || bestAllowed == ALLOWED_HOUR_FORMAT_hb || bestAllowed == ALLOWED_HOUR_FORMAT_Kb) {
dayPeriodChar = LOW_B;
}
}
if (hourChar==CAP_H || hourChar==LOW_K) {
dayPeriodLen = 0;
}
while (dayPeriodLen-- > 0) {
patternFormMapped.append(dayPeriodChar);
}
while (hourLen-- > 0) {
patternFormMapped.append(hourChar);
}
} else if (patChr == CAP_J) {
patternFormMapped.append(CAP_H);
*flags |= kDTPGSkeletonUsesCapJ;
} else {
patternFormMapped.append(patChr);
}
}
}
return patternFormMapped;
}
UnicodeString
DateTimePatternGenerator::replaceFieldTypes(const UnicodeString& pattern,
const UnicodeString& skeleton,
UErrorCode& status) {
return replaceFieldTypes(pattern, skeleton, UDATPG_MATCH_NO_OPTIONS, status);
}
UnicodeString
DateTimePatternGenerator::replaceFieldTypes(const UnicodeString& pattern,
const UnicodeString& skeleton,
UDateTimePatternMatchOptions options,
UErrorCode& status) {
if (U_FAILURE(status)) {
return UnicodeString();
}
if (U_FAILURE(internalErrorCode)) {
status = internalErrorCode;
return UnicodeString();
}
dtMatcher->set(skeleton, fp);
UnicodeString result = adjustFieldTypes(pattern, nullptr, kDTPGNoFlags, options);
return result;
}
void
DateTimePatternGenerator::setDecimal(const UnicodeString& newDecimal) {
this->decimal = newDecimal;
this->decimal.getTerminatedBuffer();
}
const UnicodeString&
DateTimePatternGenerator::getDecimal() const {
return decimal;
}
void
DateTimePatternGenerator::addCanonicalItems(UErrorCode& status) {
if (U_FAILURE(status)) { return; }
UnicodeString conflictingPattern;
for (int32_t i=0; i<UDATPG_FIELD_COUNT; i++) {
if (Canonical_Items[i] > 0) {
addPattern(UnicodeString(Canonical_Items[i]), FALSE, conflictingPattern, status);
}
if (U_FAILURE(status)) { return; }
}
}
void
DateTimePatternGenerator::setDateTimeFormat(const UnicodeString& dtFormat) {
dateTimeFormat = dtFormat;
dateTimeFormat.getTerminatedBuffer();
}
const UnicodeString&
DateTimePatternGenerator::getDateTimeFormat() const {
return dateTimeFormat;
}
void
DateTimePatternGenerator::setDateTimeFromCalendar(const Locale& locale, UErrorCode& status) {
if (U_FAILURE(status)) { return; }
const UChar *resStr;
int32_t resStrLen = 0;
LocalPointer<Calendar> fCalendar(Calendar::createInstance(locale, status), status);
if (U_FAILURE(status)) { return; }
LocalUResourceBundlePointer calData(ures_open(nullptr, locale.getBaseName(), &status));
if (U_FAILURE(status)) { return; }
ures_getByKey(calData.getAlias(), DT_DateTimeCalendarTag, calData.getAlias(), &status);
if (U_FAILURE(status)) { return; }
LocalUResourceBundlePointer dateTimePatterns;
if (fCalendar->getType() != nullptr && *fCalendar->getType() != '\0'
&& uprv_strcmp(fCalendar->getType(), DT_DateTimeGregorianTag) != 0) {
dateTimePatterns.adoptInstead(ures_getByKeyWithFallback(calData.getAlias(), fCalendar->getType(),
nullptr, &status));
ures_getByKeyWithFallback(dateTimePatterns.getAlias(), DT_DateTimePatternsTag,
dateTimePatterns.getAlias(), &status);
}
if (dateTimePatterns.isNull() || status == U_MISSING_RESOURCE_ERROR) {
status = U_ZERO_ERROR;
dateTimePatterns.adoptInstead(ures_getByKeyWithFallback(calData.getAlias(), DT_DateTimeGregorianTag,
dateTimePatterns.orphan(), &status));
ures_getByKeyWithFallback(dateTimePatterns.getAlias(), DT_DateTimePatternsTag,
dateTimePatterns.getAlias(), &status);
}
if (U_FAILURE(status)) { return; }
if (ures_getSize(dateTimePatterns.getAlias()) <= DateFormat::kDateTime)
{
status = U_INVALID_FORMAT_ERROR;
return;
}
resStr = ures_getStringByIndex(dateTimePatterns.getAlias(), (int32_t)DateFormat::kDateTime, &resStrLen, &status);
setDateTimeFormat(UnicodeString(TRUE, resStr, resStrLen));
}
void
DateTimePatternGenerator::setDecimalSymbols(const Locale& locale, UErrorCode& status) {
DecimalFormatSymbols dfs = DecimalFormatSymbols(locale, status);
if(U_SUCCESS(status)) {
decimal = dfs.getSymbol(DecimalFormatSymbols::kDecimalSeparatorSymbol);
decimal.getTerminatedBuffer();
}
}
UDateTimePatternConflict
DateTimePatternGenerator::addPattern(
const UnicodeString& pattern,
UBool override,
UnicodeString &conflictingPattern,
UErrorCode& status)
{
if (U_FAILURE(internalErrorCode)) {
status = internalErrorCode;
return UDATPG_NO_CONFLICT;
}
return addPatternWithSkeleton(pattern, nullptr, override, conflictingPattern, status);
}
UDateTimePatternConflict
DateTimePatternGenerator::addPatternWithSkeleton(
const UnicodeString& pattern,
const UnicodeString* skeletonToUse,
UBool override,
UnicodeString& conflictingPattern,
UErrorCode& status)
{
if (U_FAILURE(internalErrorCode)) {
status = internalErrorCode;
return UDATPG_NO_CONFLICT;
}
UnicodeString basePattern;
PtnSkeleton skeleton;
UDateTimePatternConflict conflictingStatus = UDATPG_NO_CONFLICT;
DateTimeMatcher matcher;
if ( skeletonToUse == nullptr ) {
matcher.set(pattern, fp, skeleton);
matcher.getBasePattern(basePattern);
} else {
matcher.set(*skeletonToUse, fp, skeleton); matcher.getBasePattern(basePattern); }
UBool entryHadSpecifiedSkeleton;
const UnicodeString *duplicatePattern = patternMap->getPatternFromBasePattern(basePattern, entryHadSpecifiedSkeleton);
if (duplicatePattern != nullptr && (!entryHadSpecifiedSkeleton || (skeletonToUse != nullptr && !override))) {
conflictingStatus = UDATPG_BASE_CONFLICT;
conflictingPattern = *duplicatePattern;
if (!override) {
return conflictingStatus;
}
}
const PtnSkeleton* entrySpecifiedSkeleton = nullptr;
duplicatePattern = patternMap->getPatternFromSkeleton(skeleton, &entrySpecifiedSkeleton);
if (duplicatePattern != nullptr ) {
conflictingStatus = UDATPG_CONFLICT;
conflictingPattern = *duplicatePattern;
if (!override || (skeletonToUse != nullptr && entrySpecifiedSkeleton != nullptr)) {
return conflictingStatus;
}
}
patternMap->add(basePattern, skeleton, pattern, skeletonToUse != nullptr, status);
if(U_FAILURE(status)) {
return conflictingStatus;
}
return UDATPG_NO_CONFLICT;
}
UDateTimePatternField
DateTimePatternGenerator::getAppendFormatNumber(const char* field) const {
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i ) {
if (uprv_strcmp(CLDR_FIELD_APPEND[i], field)==0) {
return (UDateTimePatternField)i;
}
}
return UDATPG_FIELD_COUNT;
}
UDateTimePatternField
DateTimePatternGenerator::getFieldAndWidthIndices(const char* key, UDateTimePGDisplayWidth* widthP) const {
char cldrFieldKey[UDATPG_FIELD_KEY_MAX + 1];
uprv_strncpy(cldrFieldKey, key, UDATPG_FIELD_KEY_MAX);
cldrFieldKey[UDATPG_FIELD_KEY_MAX]=0; *widthP = UDATPG_WIDE;
char* hyphenPtr = uprv_strchr(cldrFieldKey, '-');
if (hyphenPtr) {
for (int32_t i=UDATPG_WIDTH_COUNT-1; i>0; --i) {
if (uprv_strcmp(CLDR_FIELD_WIDTH[i], hyphenPtr)==0) {
*widthP=(UDateTimePGDisplayWidth)i;
break;
}
}
*hyphenPtr = 0; }
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i ) {
if (uprv_strcmp(CLDR_FIELD_NAME[i],cldrFieldKey)==0) {
return (UDateTimePatternField)i;
}
}
return UDATPG_FIELD_COUNT;
}
const UnicodeString*
DateTimePatternGenerator::getBestRaw(DateTimeMatcher& source,
int32_t includeMask,
DistanceInfo* missingFields,
UErrorCode &status,
const PtnSkeleton** specifiedSkeletonPtr) {
int32_t bestDistance = 0x7fffffff;
DistanceInfo tempInfo;
const UnicodeString *bestPattern=nullptr;
const PtnSkeleton* specifiedSkeleton=nullptr;
PatternMapIterator it(status);
if (U_FAILURE(status)) { return nullptr; }
for (it.set(*patternMap); it.hasNext(); ) {
DateTimeMatcher trial = it.next();
if (trial.equals(skipMatcher)) {
continue;
}
int32_t distance=source.getDistance(trial, includeMask, tempInfo);
if (distance<bestDistance) {
bestDistance=distance;
bestPattern=patternMap->getPatternFromSkeleton(*trial.getSkeletonPtr(), &specifiedSkeleton);
missingFields->setTo(tempInfo);
if (distance==0) {
break;
}
}
}
if (bestPattern && specifiedSkeletonPtr) {
*specifiedSkeletonPtr = specifiedSkeleton;
}
return bestPattern;
}
UnicodeString
DateTimePatternGenerator::adjustFieldTypes(const UnicodeString& pattern,
const PtnSkeleton* specifiedSkeleton,
int32_t flags,
UDateTimePatternMatchOptions options) {
UnicodeString newPattern;
fp->set(pattern);
for (int32_t i=0; i < fp->itemNumber; i++) {
UnicodeString field = fp->items[i];
if ( fp->isQuoteLiteral(field) ) {
UnicodeString quoteLiteral;
fp->getQuoteLiteral(quoteLiteral, &i);
newPattern += quoteLiteral;
}
else {
if (fp->isPatternSeparator(field)) {
newPattern+=field;
continue;
}
int32_t canonicalIndex = fp->getCanonicalIndex(field);
if (canonicalIndex < 0) {
newPattern+=field;
continue; }
const dtTypeElem *row = &dtTypes[canonicalIndex];
int32_t typeValue = row->field;
if ((flags & kDTPGFixFractionalSeconds) != 0 && typeValue == UDATPG_SECOND_FIELD) {
field += decimal;
dtMatcher->skeleton.original.appendFieldTo(UDATPG_FRACTIONAL_SECOND_FIELD, field);
} else if (dtMatcher->skeleton.type[typeValue]!=0) {
UChar reqFieldChar = dtMatcher->skeleton.original.getFieldChar(typeValue);
int32_t reqFieldLen = dtMatcher->skeleton.original.getFieldLength(typeValue);
if (reqFieldChar == CAP_E && reqFieldLen < 3)
reqFieldLen = 3; int32_t adjFieldLen = reqFieldLen;
if ( (typeValue==UDATPG_HOUR_FIELD && (options & UDATPG_MATCH_HOUR_FIELD_LENGTH)==0) ||
(typeValue==UDATPG_MINUTE_FIELD && (options & UDATPG_MATCH_MINUTE_FIELD_LENGTH)==0) ||
(typeValue==UDATPG_SECOND_FIELD && (options & UDATPG_MATCH_SECOND_FIELD_LENGTH)==0) ) {
adjFieldLen = field.length();
} else if (specifiedSkeleton) {
int32_t skelFieldLen = specifiedSkeleton->original.getFieldLength(typeValue);
UBool patFieldIsNumeric = (row->type > 0);
UBool skelFieldIsNumeric = (specifiedSkeleton->type[typeValue] > 0);
if (skelFieldLen == reqFieldLen || (patFieldIsNumeric && !skelFieldIsNumeric) || (skelFieldIsNumeric && !patFieldIsNumeric)) {
adjFieldLen = field.length();
}
}
UChar c = (typeValue!= UDATPG_HOUR_FIELD
&& typeValue!= UDATPG_MONTH_FIELD
&& typeValue!= UDATPG_WEEKDAY_FIELD
&& (typeValue!= UDATPG_YEAR_FIELD || reqFieldChar==CAP_Y))
? reqFieldChar
: field.charAt(0);
if (typeValue == UDATPG_HOUR_FIELD && (flags & kDTPGSkeletonUsesCapJ) != 0) {
c = fDefaultHourFormatChar;
switch (options & UADATPG_FORCE_HOUR_CYCLE_MASK) {
case UADATPG_FORCE_12_HOUR_CYCLE:
if (c == CAP_H || c == LOW_K) {
c = LOW_H;
};
break;
case UADATPG_FORCE_24_HOUR_CYCLE:
if (c == LOW_H || c == CAP_K) {
c = CAP_H;
};
break;
default:
break;
}
}
field.remove();
for (int32_t j=adjFieldLen; j>0; --j) {
field += c;
}
}
newPattern+=field;
}
}
return newPattern;
}
UnicodeString
DateTimePatternGenerator::getBestAppending(int32_t missingFields, int32_t flags, UErrorCode &status, UDateTimePatternMatchOptions options) {
if (U_FAILURE(status)) {
return UnicodeString();
}
UnicodeString resultPattern, tempPattern;
const UnicodeString* tempPatternPtr;
int32_t lastMissingFieldMask=0;
if (missingFields!=0) {
resultPattern=UnicodeString();
const PtnSkeleton* specifiedSkeleton=nullptr;
tempPatternPtr = getBestRaw(*dtMatcher, missingFields, distanceInfo, status, &specifiedSkeleton);
if (U_FAILURE(status)) {
return UnicodeString();
}
tempPattern = *tempPatternPtr;
resultPattern = adjustFieldTypes(tempPattern, specifiedSkeleton, flags, options);
if ( distanceInfo->missingFieldMask==0 ) {
return resultPattern;
}
while (distanceInfo->missingFieldMask!=0) { if ( lastMissingFieldMask == distanceInfo->missingFieldMask ) {
break; }
if (((distanceInfo->missingFieldMask & UDATPG_SECOND_AND_FRACTIONAL_MASK)==UDATPG_FRACTIONAL_MASK) &&
((missingFields & UDATPG_SECOND_AND_FRACTIONAL_MASK) == UDATPG_SECOND_AND_FRACTIONAL_MASK)) {
resultPattern = adjustFieldTypes(resultPattern, specifiedSkeleton, flags | kDTPGFixFractionalSeconds, options);
distanceInfo->missingFieldMask &= ~UDATPG_FRACTIONAL_MASK;
continue;
}
int32_t startingMask = distanceInfo->missingFieldMask;
tempPatternPtr = getBestRaw(*dtMatcher, distanceInfo->missingFieldMask, distanceInfo, status, &specifiedSkeleton);
if (U_FAILURE(status)) {
return UnicodeString();
}
tempPattern = *tempPatternPtr;
tempPattern = adjustFieldTypes(tempPattern, specifiedSkeleton, flags, options);
int32_t foundMask=startingMask& ~distanceInfo->missingFieldMask;
int32_t topField=getTopBitNumber(foundMask);
if (appendItemFormats[topField].length() != 0) {
UnicodeString appendName;
getAppendName((UDateTimePatternField)topField, appendName);
const UnicodeString *values[3] = {
&resultPattern,
&tempPattern,
&appendName
};
SimpleFormatter(appendItemFormats[topField], 2, 3, status).
formatAndReplace(values, 3, resultPattern, nullptr, 0, status);
}
lastMissingFieldMask = distanceInfo->missingFieldMask;
}
}
return resultPattern;
}
int32_t
DateTimePatternGenerator::getTopBitNumber(int32_t foundMask) const {
if ( foundMask==0 ) {
return 0;
}
int32_t i=0;
while (foundMask!=0) {
foundMask >>=1;
++i;
}
if (i-1 >UDATPG_ZONE_FIELD) {
return UDATPG_ZONE_FIELD;
}
else
return i-1;
}
void
DateTimePatternGenerator::setAvailableFormat(const UnicodeString &key, UErrorCode& err)
{
fAvailableFormatKeyHash->puti(key, 1, err);
}
UBool
DateTimePatternGenerator::isAvailableFormatSet(const UnicodeString &key) const {
return (UBool)(fAvailableFormatKeyHash->geti(key) == 1);
}
void
DateTimePatternGenerator::copyHashtable(Hashtable *other, UErrorCode &status) {
if (other == nullptr || U_FAILURE(status)) {
return;
}
if (fAvailableFormatKeyHash != nullptr) {
delete fAvailableFormatKeyHash;
fAvailableFormatKeyHash = nullptr;
}
initHashtable(status);
if(U_FAILURE(status)){
return;
}
int32_t pos = UHASH_FIRST;
const UHashElement* elem = nullptr;
while((elem = other->nextElement(pos))!= nullptr){
const UHashTok otherKeyTok = elem->key;
UnicodeString* otherKey = (UnicodeString*)otherKeyTok.pointer;
fAvailableFormatKeyHash->puti(*otherKey, 1, status);
if(U_FAILURE(status)){
return;
}
}
}
StringEnumeration*
DateTimePatternGenerator::getSkeletons(UErrorCode& status) const {
if (U_FAILURE(status)) {
return nullptr;
}
if (U_FAILURE(internalErrorCode)) {
status = internalErrorCode;
return nullptr;
}
LocalPointer<StringEnumeration> skeletonEnumerator(
new DTSkeletonEnumeration(*patternMap, DT_SKELETON, status), status);
return U_SUCCESS(status) ? skeletonEnumerator.orphan() : nullptr;
}
const UnicodeString&
DateTimePatternGenerator::getPatternForSkeleton(const UnicodeString& skeleton) const {
PtnElem *curElem;
if (skeleton.length() ==0) {
return emptyString;
}
curElem = patternMap->getHeader(skeleton.charAt(0));
while ( curElem != nullptr ) {
if ( curElem->skeleton->getSkeleton()==skeleton ) {
return curElem->pattern;
}
curElem = curElem->next.getAlias();
}
return emptyString;
}
StringEnumeration*
DateTimePatternGenerator::getBaseSkeletons(UErrorCode& status) const {
if (U_FAILURE(status)) {
return nullptr;
}
if (U_FAILURE(internalErrorCode)) {
status = internalErrorCode;
return nullptr;
}
LocalPointer<StringEnumeration> baseSkeletonEnumerator(
new DTSkeletonEnumeration(*patternMap, DT_BASESKELETON, status), status);
return U_SUCCESS(status) ? baseSkeletonEnumerator.orphan() : nullptr;
}
StringEnumeration*
DateTimePatternGenerator::getRedundants(UErrorCode& status) {
if (U_FAILURE(status)) { return nullptr; }
if (U_FAILURE(internalErrorCode)) {
status = internalErrorCode;
return nullptr;
}
LocalPointer<StringEnumeration> output(new DTRedundantEnumeration(), status);
if (U_FAILURE(status)) { return nullptr; }
const UnicodeString *pattern;
PatternMapIterator it(status);
if (U_FAILURE(status)) { return nullptr; }
for (it.set(*patternMap); it.hasNext(); ) {
DateTimeMatcher current = it.next();
pattern = patternMap->getPatternFromSkeleton(*(it.getSkeleton()));
if ( isCanonicalItem(*pattern) ) {
continue;
}
if ( skipMatcher == nullptr ) {
skipMatcher = new DateTimeMatcher(current);
if (skipMatcher == nullptr) {
status = U_MEMORY_ALLOCATION_ERROR;
return nullptr;
}
}
else {
*skipMatcher = current;
}
UnicodeString trial = getBestPattern(current.getPattern(), status);
if (U_FAILURE(status)) { return nullptr; }
if (trial == *pattern) {
((DTRedundantEnumeration *)output.getAlias())->add(*pattern, status);
if (U_FAILURE(status)) { return nullptr; }
}
if (current.equals(skipMatcher)) {
continue;
}
}
return output.orphan();
}
UBool
DateTimePatternGenerator::isCanonicalItem(const UnicodeString& item) const {
if ( item.length() != 1 ) {
return FALSE;
}
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
if (item.charAt(0)==Canonical_Items[i]) {
return TRUE;
}
}
return FALSE;
}
DateTimePatternGenerator*
DateTimePatternGenerator::clone() const {
return new DateTimePatternGenerator(*this);
}
PatternMap::PatternMap() {
for (int32_t i=0; i < MAX_PATTERN_ENTRIES; ++i ) {
boot[i] = nullptr;
}
isDupAllowed = TRUE;
}
void
PatternMap::copyFrom(const PatternMap& other, UErrorCode& status) {
if (U_FAILURE(status)) {
return;
}
this->isDupAllowed = other.isDupAllowed;
for (int32_t bootIndex = 0; bootIndex < MAX_PATTERN_ENTRIES; ++bootIndex) {
PtnElem *curElem, *otherElem, *prevElem=nullptr;
otherElem = other.boot[bootIndex];
while (otherElem != nullptr) {
LocalPointer<PtnElem> newElem(new PtnElem(otherElem->basePattern, otherElem->pattern), status);
if (U_FAILURE(status)) {
return; }
newElem->skeleton.adoptInsteadAndCheckErrorCode(new PtnSkeleton(*(otherElem->skeleton)), status);
if (U_FAILURE(status)) {
return; }
newElem->skeletonWasSpecified = otherElem->skeletonWasSpecified;
curElem = newElem.orphan();
if (this->boot[bootIndex] == nullptr) {
this->boot[bootIndex] = curElem;
} else {
if (prevElem != nullptr) {
prevElem->next.adoptInstead(curElem);
} else {
UPRV_UNREACHABLE;
}
}
prevElem = curElem;
otherElem = otherElem->next.getAlias();
}
}
}
PtnElem*
PatternMap::getHeader(UChar baseChar) const {
PtnElem* curElem;
if ( (baseChar >= CAP_A) && (baseChar <= CAP_Z) ) {
curElem = boot[baseChar-CAP_A];
}
else {
if ( (baseChar >=LOW_A) && (baseChar <= LOW_Z) ) {
curElem = boot[26+baseChar-LOW_A];
}
else {
return nullptr;
}
}
return curElem;
}
PatternMap::~PatternMap() {
for (int32_t i=0; i < MAX_PATTERN_ENTRIES; ++i ) {
if (boot[i] != nullptr ) {
delete boot[i];
boot[i] = nullptr;
}
}
}
void
PatternMap::add(const UnicodeString& basePattern,
const PtnSkeleton& skeleton,
const UnicodeString& value, UBool skeletonWasSpecified,
UErrorCode &status) {
UChar baseChar = basePattern.charAt(0);
PtnElem *curElem, *baseElem;
status = U_ZERO_ERROR;
if ((baseChar >= CAP_A) && (baseChar <= CAP_Z)) {
baseElem = boot[baseChar-CAP_A];
}
else {
if ((baseChar >=LOW_A) && (baseChar <= LOW_Z)) {
baseElem = boot[26+baseChar-LOW_A];
}
else {
status = U_ILLEGAL_CHARACTER;
return;
}
}
if (baseElem == nullptr) {
LocalPointer<PtnElem> newElem(new PtnElem(basePattern, value), status);
if (U_FAILURE(status)) {
return; }
newElem->skeleton.adoptInsteadAndCheckErrorCode(new PtnSkeleton(skeleton), status);
if (U_FAILURE(status)) {
return; }
newElem->skeletonWasSpecified = skeletonWasSpecified;
if (baseChar >= LOW_A) {
boot[26 + (baseChar - LOW_A)] = newElem.orphan(); }
else {
boot[baseChar - CAP_A] = newElem.orphan(); }
}
if ( baseElem != nullptr ) {
curElem = getDuplicateElem(basePattern, skeleton, baseElem);
if (curElem == nullptr) {
curElem = baseElem;
while( curElem -> next != nullptr )
{
curElem = curElem->next.getAlias();
}
LocalPointer<PtnElem> newElem(new PtnElem(basePattern, value), status);
if (U_FAILURE(status)) {
return; }
newElem->skeleton.adoptInsteadAndCheckErrorCode(new PtnSkeleton(skeleton), status);
if (U_FAILURE(status)) {
return; }
newElem->skeletonWasSpecified = skeletonWasSpecified;
curElem->next.adoptInstead(newElem.orphan());
curElem = curElem->next.getAlias();
}
else {
if ( !isDupAllowed ) {
return;
}
curElem->pattern = value;
curElem->skeletonWasSpecified = skeletonWasSpecified;
}
}
}
const UnicodeString *
PatternMap::getPatternFromBasePattern(const UnicodeString& basePattern, UBool& skeletonWasSpecified) const { PtnElem *curElem;
if ((curElem=getHeader(basePattern.charAt(0)))==nullptr) {
return nullptr; }
do {
if ( basePattern.compare(curElem->basePattern)==0 ) {
skeletonWasSpecified = curElem->skeletonWasSpecified;
return &(curElem->pattern);
}
curElem = curElem->next.getAlias();
} while (curElem != nullptr);
return nullptr;
}
const UnicodeString *
PatternMap::getPatternFromSkeleton(const PtnSkeleton& skeleton, const PtnSkeleton** specifiedSkeletonPtr) const { PtnElem *curElem;
if (specifiedSkeletonPtr) {
*specifiedSkeletonPtr = nullptr;
}
UChar baseChar = skeleton.getFirstChar();
if ((curElem=getHeader(baseChar))==nullptr) {
return nullptr; }
do {
UBool equal;
if (specifiedSkeletonPtr != nullptr) { equal = curElem->skeleton->original == skeleton.original;
} else { equal = curElem->skeleton->baseOriginal == skeleton.baseOriginal;
}
if (equal) {
if (specifiedSkeletonPtr && curElem->skeletonWasSpecified) {
*specifiedSkeletonPtr = curElem->skeleton.getAlias();
}
return &(curElem->pattern);
}
curElem = curElem->next.getAlias();
} while (curElem != nullptr);
return nullptr;
}
UBool
PatternMap::equals(const PatternMap& other) const {
if ( this==&other ) {
return TRUE;
}
for (int32_t bootIndex = 0; bootIndex < MAX_PATTERN_ENTRIES; ++bootIndex) {
if (boot[bootIndex] == other.boot[bootIndex]) {
continue;
}
if ((boot[bootIndex] == nullptr) || (other.boot[bootIndex] == nullptr)) {
return FALSE;
}
PtnElem *otherElem = other.boot[bootIndex];
PtnElem *myElem = boot[bootIndex];
while ((otherElem != nullptr) || (myElem != nullptr)) {
if ( myElem == otherElem ) {
break;
}
if ((otherElem == nullptr) || (myElem == nullptr)) {
return FALSE;
}
if ( (myElem->basePattern != otherElem->basePattern) ||
(myElem->pattern != otherElem->pattern) ) {
return FALSE;
}
if ((myElem->skeleton.getAlias() != otherElem->skeleton.getAlias()) &&
!myElem->skeleton->equals(*(otherElem->skeleton))) {
return FALSE;
}
myElem = myElem->next.getAlias();
otherElem = otherElem->next.getAlias();
}
}
return TRUE;
}
PtnElem*
PatternMap::getDuplicateElem(
const UnicodeString &basePattern,
const PtnSkeleton &skeleton,
PtnElem *baseElem) {
PtnElem *curElem;
if ( baseElem == nullptr ) {
return nullptr;
}
else {
curElem = baseElem;
}
do {
if ( basePattern.compare(curElem->basePattern)==0 ) {
UBool isEqual = TRUE;
for (int32_t i = 0; i < UDATPG_FIELD_COUNT; ++i) {
if (curElem->skeleton->type[i] != skeleton.type[i] ) {
isEqual = FALSE;
break;
}
}
if (isEqual) {
return curElem;
}
}
curElem = curElem->next.getAlias();
} while( curElem != nullptr );
return nullptr;
}
DateTimeMatcher::DateTimeMatcher(void) {
}
DateTimeMatcher::~DateTimeMatcher() {}
DateTimeMatcher::DateTimeMatcher(const DateTimeMatcher& other) {
copyFrom(other.skeleton);
}
void
DateTimeMatcher::set(const UnicodeString& pattern, FormatParser* fp) {
PtnSkeleton localSkeleton;
return set(pattern, fp, localSkeleton);
}
void
DateTimeMatcher::set(const UnicodeString& pattern, FormatParser* fp, PtnSkeleton& skeletonResult) {
int32_t i;
for (i=0; i<UDATPG_FIELD_COUNT; ++i) {
skeletonResult.type[i] = NONE;
}
skeletonResult.original.clear();
skeletonResult.baseOriginal.clear();
skeletonResult.addedDefaultDayPeriod = FALSE;
fp->set(pattern);
for (i=0; i < fp->itemNumber; i++) {
const UnicodeString& value = fp->items[i];
if ( fp->isQuoteLiteral(value) ) {
UnicodeString quoteLiteral;
fp->getQuoteLiteral(quoteLiteral, &i);
continue;
}
int32_t canonicalIndex = fp->getCanonicalIndex(value);
if (canonicalIndex < 0) {
continue;
}
const dtTypeElem *row = &dtTypes[canonicalIndex];
int32_t field = row->field;
skeletonResult.original.populate(field, value);
UChar repeatChar = row->patternChar;
int32_t repeatCount = row->minLen;
skeletonResult.baseOriginal.populate(field, repeatChar, repeatCount);
int16_t subField = row->type;
if (row->type > 0) {
U_ASSERT(value.length() < INT16_MAX);
subField += static_cast<int16_t>(value.length());
}
skeletonResult.type[field] = subField;
}
if (!skeletonResult.original.isFieldEmpty(UDATPG_HOUR_FIELD)) {
if (skeletonResult.original.getFieldChar(UDATPG_HOUR_FIELD)==LOW_H || skeletonResult.original.getFieldChar(UDATPG_HOUR_FIELD)==CAP_K) {
if (skeletonResult.original.isFieldEmpty(UDATPG_DAYPERIOD_FIELD)) {
for (i = 0; dtTypes[i].patternChar != 0; i++) {
if ( dtTypes[i].field == UDATPG_DAYPERIOD_FIELD ) {
skeletonResult.original.populate(UDATPG_DAYPERIOD_FIELD, dtTypes[i].patternChar, dtTypes[i].minLen);
skeletonResult.baseOriginal.populate(UDATPG_DAYPERIOD_FIELD, dtTypes[i].patternChar, dtTypes[i].minLen);
skeletonResult.type[UDATPG_DAYPERIOD_FIELD] = dtTypes[i].type;
skeletonResult.addedDefaultDayPeriod = TRUE;
break;
}
}
}
} else {
skeletonResult.original.clearField(UDATPG_DAYPERIOD_FIELD);
skeletonResult.baseOriginal.clearField(UDATPG_DAYPERIOD_FIELD);
skeletonResult.type[UDATPG_DAYPERIOD_FIELD] = NONE;
}
}
copyFrom(skeletonResult);
}
void
DateTimeMatcher::getBasePattern(UnicodeString &result ) {
result.remove(); skeleton.baseOriginal.appendTo(result);
}
UnicodeString
DateTimeMatcher::getPattern() {
UnicodeString result;
return skeleton.original.appendTo(result);
}
int32_t
DateTimeMatcher::getDistance(const DateTimeMatcher& other, int32_t includeMask, DistanceInfo& distanceInfo) const {
int32_t result = 0;
distanceInfo.clear();
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i ) {
int32_t myType = (includeMask&(1<<i))==0 ? 0 : skeleton.type[i];
int32_t otherType = other.skeleton.type[i];
if (myType==otherType) {
continue;
}
if (myType==0) { result += EXTRA_FIELD;
distanceInfo.addExtra(i);
}
else {
if (otherType==0) {
result += MISSING_FIELD;
distanceInfo.addMissing(i);
}
else {
result += abs(myType - otherType);
}
}
}
return result;
}
void
DateTimeMatcher::copyFrom(const PtnSkeleton& newSkeleton) {
skeleton.copyFrom(newSkeleton);
}
void
DateTimeMatcher::copyFrom() {
skeleton.clear();
}
UBool
DateTimeMatcher::equals(const DateTimeMatcher* other) const {
if (other==nullptr) { return FALSE; }
return skeleton.original == other->skeleton.original;
}
int32_t
DateTimeMatcher::getFieldMask() const {
int32_t result = 0;
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
if (skeleton.type[i]!=0) {
result |= (1<<i);
}
}
return result;
}
PtnSkeleton*
DateTimeMatcher::getSkeletonPtr() {
return &skeleton;
}
FormatParser::FormatParser () {
status = START;
itemNumber = 0;
}
FormatParser::~FormatParser () {
}
FormatParser::TokenStatus
FormatParser::setTokens(const UnicodeString& pattern, int32_t startPos, int32_t *len) {
int32_t curLoc = startPos;
if ( curLoc >= pattern.length()) {
return DONE;
}
do {
UChar c=pattern.charAt(curLoc);
if ( (c>=CAP_A && c<=CAP_Z) || (c>=LOW_A && c<=LOW_Z) ) {
curLoc++;
}
else {
startPos = curLoc;
*len=1;
return ADD_TOKEN;
}
if ( pattern.charAt(curLoc)!= pattern.charAt(startPos) ) {
break; }
} while(curLoc <= pattern.length());
*len = curLoc-startPos;
return ADD_TOKEN;
}
void
FormatParser::set(const UnicodeString& pattern) {
int32_t startPos = 0;
TokenStatus result = START;
int32_t len = 0;
itemNumber = 0;
do {
result = setTokens( pattern, startPos, &len );
if ( result == ADD_TOKEN )
{
items[itemNumber++] = UnicodeString(pattern, startPos, len );
startPos += len;
}
else {
break;
}
} while (result==ADD_TOKEN && itemNumber < MAX_DT_TOKEN);
}
int32_t
FormatParser::getCanonicalIndex(const UnicodeString& s, UBool strict) {
int32_t len = s.length();
if (len == 0) {
return -1;
}
UChar ch = s.charAt(0);
for (int32_t l = 1; l < len; l++) {
if (ch != s.charAt(l)) {
return -1;
}
}
int32_t i = 0;
int32_t bestRow = -1;
while (dtTypes[i].patternChar != 0x0000) {
if ( dtTypes[i].patternChar != ch ) {
++i;
continue;
}
bestRow = i;
if (dtTypes[i].patternChar != dtTypes[i+1].patternChar) {
return i;
}
if (dtTypes[i+1].minLen <= len) {
++i;
continue;
}
return i;
}
return strict ? -1 : bestRow;
}
UBool
FormatParser::isQuoteLiteral(const UnicodeString& s) {
return (UBool)(s.charAt(0) == SINGLE_QUOTE);
}
void
FormatParser::getQuoteLiteral(UnicodeString& quote, int32_t *itemIndex) {
int32_t i = *itemIndex;
quote.remove();
if (items[i].charAt(0)==SINGLE_QUOTE) {
quote += items[i];
++i;
}
while ( i < itemNumber ) {
if ( items[i].charAt(0)==SINGLE_QUOTE ) {
if ( (i+1<itemNumber) && (items[i+1].charAt(0)==SINGLE_QUOTE)) {
quote += items[i++];
quote += items[i++];
continue;
}
else {
quote += items[i];
break;
}
}
else {
quote += items[i];
}
++i;
}
*itemIndex=i;
}
UBool
FormatParser::isPatternSeparator(const UnicodeString& field) const {
for (int32_t i=0; i<field.length(); ++i ) {
UChar c= field.charAt(i);
if ( (c==SINGLE_QUOTE) || (c==BACKSLASH) || (c==SPACE) || (c==COLON) ||
(c==QUOTATION_MARK) || (c==COMMA) || (c==HYPHEN) ||(items[i].charAt(0)==DOT) ) {
continue;
}
else {
return FALSE;
}
}
return TRUE;
}
DistanceInfo::~DistanceInfo() {}
void
DistanceInfo::setTo(const DistanceInfo& other) {
missingFieldMask = other.missingFieldMask;
extraFieldMask= other.extraFieldMask;
}
PatternMapIterator::PatternMapIterator(UErrorCode& status) :
bootIndex(0), nodePtr(nullptr), matcher(nullptr), patternMap(nullptr)
{
if (U_FAILURE(status)) { return; }
matcher.adoptInsteadAndCheckErrorCode(new DateTimeMatcher(), status);
}
PatternMapIterator::~PatternMapIterator() {
}
void
PatternMapIterator::set(PatternMap& newPatternMap) {
this->patternMap=&newPatternMap;
}
PtnSkeleton*
PatternMapIterator::getSkeleton() const {
if ( nodePtr == nullptr ) {
return nullptr;
}
else {
return nodePtr->skeleton.getAlias();
}
}
UBool
PatternMapIterator::hasNext() const {
int32_t headIndex = bootIndex;
PtnElem *curPtr = nodePtr;
if (patternMap==nullptr) {
return FALSE;
}
while ( headIndex < MAX_PATTERN_ENTRIES ) {
if ( curPtr != nullptr ) {
if ( curPtr->next != nullptr ) {
return TRUE;
}
else {
headIndex++;
curPtr=nullptr;
continue;
}
}
else {
if ( patternMap->boot[headIndex] != nullptr ) {
return TRUE;
}
else {
headIndex++;
continue;
}
}
}
return FALSE;
}
DateTimeMatcher&
PatternMapIterator::next() {
while ( bootIndex < MAX_PATTERN_ENTRIES ) {
if ( nodePtr != nullptr ) {
if ( nodePtr->next != nullptr ) {
nodePtr = nodePtr->next.getAlias();
break;
}
else {
bootIndex++;
nodePtr=nullptr;
continue;
}
}
else {
if ( patternMap->boot[bootIndex] != nullptr ) {
nodePtr = patternMap->boot[bootIndex];
break;
}
else {
bootIndex++;
continue;
}
}
}
if (nodePtr!=nullptr) {
matcher->copyFrom(*nodePtr->skeleton);
}
else {
matcher->copyFrom();
}
return *matcher;
}
SkeletonFields::SkeletonFields() {
clear();
}
void SkeletonFields::clear() {
uprv_memset(chars, 0, sizeof(chars));
uprv_memset(lengths, 0, sizeof(lengths));
}
void SkeletonFields::copyFrom(const SkeletonFields& other) {
uprv_memcpy(chars, other.chars, sizeof(chars));
uprv_memcpy(lengths, other.lengths, sizeof(lengths));
}
void SkeletonFields::clearField(int32_t field) {
chars[field] = 0;
lengths[field] = 0;
}
UChar SkeletonFields::getFieldChar(int32_t field) const {
return chars[field];
}
int32_t SkeletonFields::getFieldLength(int32_t field) const {
return lengths[field];
}
void SkeletonFields::populate(int32_t field, const UnicodeString& value) {
populate(field, value.charAt(0), value.length());
}
void SkeletonFields::populate(int32_t field, UChar ch, int32_t length) {
chars[field] = (int8_t) ch;
lengths[field] = (int8_t) length;
}
UBool SkeletonFields::isFieldEmpty(int32_t field) const {
return lengths[field] == 0;
}
UnicodeString& SkeletonFields::appendTo(UnicodeString& string) const {
for (int32_t i = 0; i < UDATPG_FIELD_COUNT; ++i) {
appendFieldTo(i, string);
}
return string;
}
UnicodeString& SkeletonFields::appendFieldTo(int32_t field, UnicodeString& string) const {
UChar ch(chars[field]);
int32_t length = (int32_t) lengths[field];
for (int32_t i=0; i<length; i++) {
string += ch;
}
return string;
}
UChar SkeletonFields::getFirstChar() const {
for (int32_t i = 0; i < UDATPG_FIELD_COUNT; ++i) {
if (lengths[i] != 0) {
return chars[i];
}
}
return '\0';
}
PtnSkeleton::PtnSkeleton()
: addedDefaultDayPeriod(FALSE) {
}
PtnSkeleton::PtnSkeleton(const PtnSkeleton& other) {
copyFrom(other);
}
void PtnSkeleton::copyFrom(const PtnSkeleton& other) {
uprv_memcpy(type, other.type, sizeof(type));
original.copyFrom(other.original);
baseOriginal.copyFrom(other.baseOriginal);
addedDefaultDayPeriod = other.addedDefaultDayPeriod;
}
void PtnSkeleton::clear() {
uprv_memset(type, 0, sizeof(type));
original.clear();
baseOriginal.clear();
}
UBool
PtnSkeleton::equals(const PtnSkeleton& other) const {
return (original == other.original)
&& (baseOriginal == other.baseOriginal)
&& (uprv_memcmp(type, other.type, sizeof(type)) == 0);
}
UnicodeString
PtnSkeleton::getSkeleton() const {
UnicodeString result;
result = original.appendTo(result);
int32_t pos;
if (addedDefaultDayPeriod && (pos = result.indexOf(LOW_A)) >= 0) {
result.remove(pos, 1);
}
return result;
}
UnicodeString
PtnSkeleton::getBaseSkeleton() const {
UnicodeString result;
result = baseOriginal.appendTo(result);
int32_t pos;
if (addedDefaultDayPeriod && (pos = result.indexOf(LOW_A)) >= 0) {
result.remove(pos, 1);
}
return result;
}
UChar
PtnSkeleton::getFirstChar() const {
return baseOriginal.getFirstChar();
}
PtnSkeleton::~PtnSkeleton() {
}
PtnElem::PtnElem(const UnicodeString &basePat, const UnicodeString &pat) :
basePattern(basePat), skeleton(nullptr), pattern(pat), next(nullptr)
{
}
PtnElem::~PtnElem() {
}
DTSkeletonEnumeration::DTSkeletonEnumeration(PatternMap& patternMap, dtStrEnum type, UErrorCode& status) : fSkeletons(nullptr) {
PtnElem *curElem;
PtnSkeleton *curSkeleton;
UnicodeString s;
int32_t bootIndex;
pos=0;
fSkeletons.adoptInsteadAndCheckErrorCode(new UVector(status), status);
if (U_FAILURE(status)) {
return;
}
for (bootIndex=0; bootIndex<MAX_PATTERN_ENTRIES; ++bootIndex ) {
curElem = patternMap.boot[bootIndex];
while (curElem!=nullptr) {
switch(type) {
case DT_BASESKELETON:
s=curElem->basePattern;
break;
case DT_PATTERN:
s=curElem->pattern;
break;
case DT_SKELETON:
curSkeleton=curElem->skeleton.getAlias();
s=curSkeleton->getSkeleton();
break;
}
if ( !isCanonicalItem(s) ) {
LocalPointer<UnicodeString> newElem(new UnicodeString(s), status);
if (U_FAILURE(status)) {
return;
}
fSkeletons->addElement(newElem.getAlias(), status);
if (U_FAILURE(status)) {
fSkeletons.adoptInstead(nullptr);
return;
}
newElem.orphan(); }
curElem = curElem->next.getAlias();
}
}
if ((bootIndex==MAX_PATTERN_ENTRIES) && (curElem!=nullptr) ) {
status = U_BUFFER_OVERFLOW_ERROR;
}
}
const UnicodeString*
DTSkeletonEnumeration::snext(UErrorCode& status) {
if (U_SUCCESS(status) && fSkeletons.isValid() && pos < fSkeletons->size()) {
return (const UnicodeString*)fSkeletons->elementAt(pos++);
}
return nullptr;
}
void
DTSkeletonEnumeration::reset(UErrorCode& ) {
pos=0;
}
int32_t
DTSkeletonEnumeration::count(UErrorCode& ) const {
return (fSkeletons.isNull()) ? 0 : fSkeletons->size();
}
UBool
DTSkeletonEnumeration::isCanonicalItem(const UnicodeString& item) {
if ( item.length() != 1 ) {
return FALSE;
}
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
if (item.charAt(0)==Canonical_Items[i]) {
return TRUE;
}
}
return FALSE;
}
DTSkeletonEnumeration::~DTSkeletonEnumeration() {
UnicodeString *s;
if (fSkeletons.isValid()) {
for (int32_t i = 0; i < fSkeletons->size(); ++i) {
if ((s = (UnicodeString *)fSkeletons->elementAt(i)) != nullptr) {
delete s;
}
}
}
}
DTRedundantEnumeration::DTRedundantEnumeration() : pos(0), fPatterns(nullptr) {
}
void
DTRedundantEnumeration::add(const UnicodeString& pattern, UErrorCode& status) {
if (U_FAILURE(status)) { return; }
if (fPatterns.isNull()) {
fPatterns.adoptInsteadAndCheckErrorCode(new UVector(status), status);
if (U_FAILURE(status)) {
return;
}
}
LocalPointer<UnicodeString> newElem(new UnicodeString(pattern), status);
if (U_FAILURE(status)) {
return;
}
fPatterns->addElement(newElem.getAlias(), status);
if (U_FAILURE(status)) {
fPatterns.adoptInstead(nullptr);
return;
}
newElem.orphan(); }
const UnicodeString*
DTRedundantEnumeration::snext(UErrorCode& status) {
if (U_SUCCESS(status) && fPatterns.isValid() && pos < fPatterns->size()) {
return (const UnicodeString*)fPatterns->elementAt(pos++);
}
return nullptr;
}
void
DTRedundantEnumeration::reset(UErrorCode& ) {
pos=0;
}
int32_t
DTRedundantEnumeration::count(UErrorCode& ) const {
return (fPatterns.isNull()) ? 0 : fPatterns->size();
}
UBool
DTRedundantEnumeration::isCanonicalItem(const UnicodeString& item) const {
if ( item.length() != 1 ) {
return FALSE;
}
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
if (item.charAt(0)==Canonical_Items[i]) {
return TRUE;
}
}
return FALSE;
}
DTRedundantEnumeration::~DTRedundantEnumeration() {
UnicodeString *s;
if (fPatterns.isValid()) {
for (int32_t i = 0; i < fPatterns->size(); ++i) {
if ((s = (UnicodeString *)fPatterns->elementAt(i)) != nullptr) {
delete s;
}
}
}
}
extern UBool datePatternHasNumericCore(const UnicodeString& datePattern) {
StringCharacterIterator it = StringCharacterIterator(datePattern);
int32_t coreStart = -1;
int32_t coreEnd = -1;
int32_t firstLetterAfterCoreStart = -1;
int32_t numMs = 0;
UBool sawD = FALSE, sawY = FALSE;
for (UChar c = it.first(); it.hasNext(); c = it.next()) {
switch (c) {
case u'y': case u'Y': case u'r': case u'u':
case u'M': case u'L': case u'd':
if (coreStart == -1) {
coreStart = it.getIndex();
}
coreEnd = it.getIndex();
switch (c) {
case u'y': case u'Y': case u'r': case u'u':
sawY = TRUE;
break;
case u'M': case u'L':
++numMs;
if (numMs > 2) {
return FALSE;
}
break;
case 'd':
sawD = TRUE;
break;
default:
break;
}
break;
default:
if (u_isalpha(c)) {
if (coreStart != -1 && firstLetterAfterCoreStart == -1) {
firstLetterAfterCoreStart = it.getIndex();
}
} else if (!u_isspace(c) && !u_ispunct(c) && c != u'\u200f') {
return FALSE;
}
break;
}
}
if (coreStart < 0 || coreEnd < 0) {
return FALSE;
}
if (datePattern.indexOf(u'\'') != -1) {
return FALSE;
}
if (firstLetterAfterCoreStart != -1 && firstLetterAfterCoreStart < coreEnd) {
return FALSE;
}
if (((numMs > 0) ? 1 : 0) + (sawY ? 1 : 0) + (sawD ? 1 : 0) <= 1) {
return FALSE;
}
return TRUE;
}
U_NAMESPACE_END
#endif