#include "unicode/dtitvfmt.h"
#if !UCONFIG_NO_FORMATTING
#include "cstring.h"
#include "unicode/msgfmt.h"
#include "unicode/dtptngen.h"
#include "unicode/dtitvinf.h"
#include "unicode/calendar.h"
#include "dtitv_impl.h"
#ifdef DTITVFMT_DEBUG
#include <iostream>
#include "cstring.h"
#endif
#include "gregoimp.h"
U_NAMESPACE_BEGIN
#ifdef DTITVFMT_DEBUG
#define PRINTMESG(msg) { std::cout << "(" << __FILE__ << ":" << __LINE__ << ") " << msg << "\n"; }
#endif
static const UChar gDateFormatSkeleton[][11] = {
{LOW_Y, CAP_M, CAP_M, CAP_M, CAP_M, CAP_E, CAP_E, CAP_E, CAP_E, LOW_D, 0},
{LOW_Y, CAP_M, CAP_M, CAP_M, CAP_M, LOW_D, 0},
{LOW_Y, CAP_M, CAP_M, CAP_M, LOW_D, 0},
{LOW_Y, CAP_M, LOW_D, 0} };
static const char gDateTimePatternsTag[]="DateTimePatterns";
static const UChar gLaterFirstPrefix[] = {LOW_L, LOW_A, LOW_T, LOW_E, LOW_S,LOW_T, CAP_F, LOW_I, LOW_R, LOW_S, LOW_T, COLON, 0};
static const UChar gEarlierFirstPrefix[] = {LOW_E, LOW_A, LOW_R, LOW_L, LOW_I, LOW_E, LOW_S, LOW_T, CAP_F, LOW_I, LOW_R, LOW_S, LOW_T, COLON, 0};
UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DateIntervalFormat)
DateIntervalFormat* U_EXPORT2
DateIntervalFormat::createInstance(const UnicodeString& skeleton,
UErrorCode& status) {
return createInstance(skeleton, Locale::getDefault(), status);
}
DateIntervalFormat* U_EXPORT2
DateIntervalFormat::createInstance(const UnicodeString& skeleton,
const Locale& locale,
UErrorCode& status) {
DateFormat* dtfmt = DateFormat::createPatternInstance(skeleton, locale, status);
#ifdef DTITVFMT_DEBUG
char result[1000];
char result_1[1000];
char mesg[2000];
skeleton.extract(0, skeleton.length(), result, "UTF-8");
UnicodeString pat;
((SimpleDateFormat*)dtfmt)->toPattern(pat);
pat.extract(0, pat.length(), result_1, "UTF-8");
sprintf(mesg, "skeleton: %s; pattern: %s\n", result, result_1);
PRINTMESG(mesg)
#endif
DateIntervalInfo* dtitvinf = new DateIntervalInfo(locale, status);
return create(dtfmt, dtitvinf, &skeleton, status);
}
DateIntervalFormat* U_EXPORT2
DateIntervalFormat::createInstance(const UnicodeString& skeleton,
const DateIntervalInfo& dtitvinf,
UErrorCode& status) {
return createInstance(skeleton, Locale::getDefault(), dtitvinf, status);
}
DateIntervalFormat* U_EXPORT2
DateIntervalFormat::createInstance(const UnicodeString& skeleton,
const Locale& locale,
const DateIntervalInfo& dtitvinf,
UErrorCode& status) {
DateFormat* dtfmt = DateFormat::createPatternInstance(skeleton, locale, status);
DateIntervalInfo* ptn = dtitvinf.clone();
return create(dtfmt, ptn, &skeleton, status);
}
DateIntervalFormat::DateIntervalFormat()
: fInfo(NULL),
fDateFormat(NULL),
fFromCalendar(NULL),
fToCalendar(NULL)
{}
DateIntervalFormat::DateIntervalFormat(const DateIntervalFormat& itvfmt)
: Format(itvfmt),
fInfo(NULL),
fDateFormat(NULL),
fFromCalendar(NULL),
fToCalendar(NULL) {
*this = itvfmt;
}
DateIntervalFormat&
DateIntervalFormat::operator=(const DateIntervalFormat& itvfmt) {
if ( this != &itvfmt ) {
delete fDateFormat;
delete fInfo;
delete fFromCalendar;
delete fToCalendar;
if ( itvfmt.fDateFormat ) {
fDateFormat = (SimpleDateFormat*)itvfmt.fDateFormat->clone();
} else {
fDateFormat = NULL;
}
if ( itvfmt.fInfo ) {
fInfo = itvfmt.fInfo->clone();
} else {
fInfo = NULL;
}
if ( itvfmt.fFromCalendar ) {
fFromCalendar = itvfmt.fFromCalendar->clone();
} else {
fFromCalendar = NULL;
}
if ( itvfmt.fToCalendar ) {
fToCalendar = itvfmt.fToCalendar->clone();
} else {
fToCalendar = NULL;
}
fSkeleton = itvfmt.fSkeleton;
int8_t i;
for ( i = 0; i< DateIntervalInfo::kIPI_MAX_INDEX; ++i ) {
fIntervalPatterns[i] = itvfmt.fIntervalPatterns[i];
}
}
return *this;
}
DateIntervalFormat::~DateIntervalFormat() {
delete fInfo;
delete fDateFormat;
delete fFromCalendar;
delete fToCalendar;
}
Format*
DateIntervalFormat::clone(void) const {
return new DateIntervalFormat(*this);
}
UBool
DateIntervalFormat::operator==(const Format& other) const {
if ( other.getDynamicClassID() == DateIntervalFormat::getStaticClassID() ) {
DateIntervalFormat* fmt = (DateIntervalFormat*)&other;
#ifdef DTITVFMT_DEBUG
UBool equal;
equal = (this == fmt);
equal = (*fInfo == *fmt->fInfo);
equal = (*fDateFormat == *fmt->fDateFormat);
equal = fFromCalendar->isEquivalentTo(*fmt->fFromCalendar) ;
equal = fToCalendar->isEquivalentTo(*fmt->fToCalendar) ;
equal = (fSkeleton == fmt->fSkeleton);
#endif
UBool res;
res = ( this == fmt ) ||
( Format::operator==(other) &&
fInfo &&
( *fInfo == *fmt->fInfo ) &&
fDateFormat &&
( *fDateFormat == *fmt->fDateFormat ) &&
fFromCalendar &&
fFromCalendar->isEquivalentTo(*fmt->fFromCalendar) &&
fToCalendar &&
fToCalendar->isEquivalentTo(*fmt->fToCalendar) &&
fSkeleton == fmt->fSkeleton );
int8_t i;
for (i = 0; i< DateIntervalInfo::kIPI_MAX_INDEX && res == TRUE; ++i ) {
res = ( fIntervalPatterns[i].firstPart ==
fmt->fIntervalPatterns[i].firstPart) &&
( fIntervalPatterns[i].secondPart ==
fmt->fIntervalPatterns[i].secondPart ) &&
( fIntervalPatterns[i].laterDateFirst ==
fmt->fIntervalPatterns[i].laterDateFirst) ;
}
return res;
}
return FALSE;
}
UnicodeString&
DateIntervalFormat::format(const Formattable& obj,
UnicodeString& appendTo,
FieldPosition& fieldPosition,
UErrorCode& status) const {
if ( U_FAILURE(status) ) {
return appendTo;
}
if ( obj.getType() == Formattable::kObject ) {
const UObject* formatObj = obj.getObject();
if (formatObj->getDynamicClassID() == DateInterval::getStaticClassID()){
return format((DateInterval*)formatObj, appendTo, fieldPosition, status);
}
}
status = U_ILLEGAL_ARGUMENT_ERROR;
return appendTo;
}
UnicodeString&
DateIntervalFormat::format(const DateInterval* dtInterval,
UnicodeString& appendTo,
FieldPosition& fieldPosition,
UErrorCode& status) const {
if ( U_FAILURE(status) ) {
return appendTo;
}
if ( fFromCalendar != NULL && fToCalendar != NULL &&
fDateFormat != NULL && fInfo != NULL ) {
fFromCalendar->setTime(dtInterval->getFromDate(), status);
fToCalendar->setTime(dtInterval->getToDate(), status);
if ( U_SUCCESS(status) ) {
return format(*fFromCalendar, *fToCalendar, appendTo,fieldPosition, status);
}
}
return appendTo;
}
UnicodeString&
DateIntervalFormat::format(Calendar& fromCalendar,
Calendar& toCalendar,
UnicodeString& appendTo,
FieldPosition& pos,
UErrorCode& status) const {
if ( U_FAILURE(status) ) {
return appendTo;
}
if ( !fromCalendar.isEquivalentTo(toCalendar) ||
uprv_strcmp(fromCalendar.getType(), "gregorian") ) {
status = U_ILLEGAL_ARGUMENT_ERROR;
return appendTo;
}
UCalendarDateFields field = UCAL_FIELD_COUNT;
if ( fromCalendar.get(UCAL_ERA,status) != toCalendar.get(UCAL_ERA,status)) {
field = UCAL_ERA;
} else if ( fromCalendar.get(UCAL_YEAR, status) !=
toCalendar.get(UCAL_YEAR, status) ) {
field = UCAL_YEAR;
} else if ( fromCalendar.get(UCAL_MONTH, status) !=
toCalendar.get(UCAL_MONTH, status) ) {
field = UCAL_MONTH;
} else if ( fromCalendar.get(UCAL_DATE, status) !=
toCalendar.get(UCAL_DATE, status) ) {
field = UCAL_DATE;
} else if ( fromCalendar.get(UCAL_AM_PM, status) !=
toCalendar.get(UCAL_AM_PM, status) ) {
field = UCAL_AM_PM;
} else if ( fromCalendar.get(UCAL_HOUR, status) !=
toCalendar.get(UCAL_HOUR, status) ) {
field = UCAL_HOUR;
} else if ( fromCalendar.get(UCAL_MINUTE, status) !=
toCalendar.get(UCAL_MINUTE, status) ) {
field = UCAL_MINUTE;
}
if ( U_FAILURE(status) ) {
return appendTo;
}
if ( field == UCAL_FIELD_COUNT ) {
return fDateFormat->format(fromCalendar, appendTo, pos);
}
int32_t itvPtnIndex = DateIntervalInfo::calendarFieldToIntervalIndex(field,
status);
const PatternInfo& intervalPattern = fIntervalPatterns[itvPtnIndex];
if ( intervalPattern.firstPart.isEmpty() &&
intervalPattern.secondPart.isEmpty() ) {
if ( fDateFormat->isFieldUnitIgnored(field) ) {
return fDateFormat->format(fromCalendar, appendTo, pos);
}
return fallbackFormat(fromCalendar, toCalendar, appendTo, pos, status);
}
if ( intervalPattern.firstPart.isEmpty() ) {
UnicodeString originalPattern;
fDateFormat->toPattern(originalPattern);
fDateFormat->applyPattern(intervalPattern.secondPart);
appendTo = fallbackFormat(fromCalendar, toCalendar, appendTo, pos, status);
fDateFormat->applyPattern(originalPattern);
return appendTo;
}
Calendar* firstCal;
Calendar* secondCal;
if ( intervalPattern.laterDateFirst ) {
firstCal = &toCalendar;
secondCal = &fromCalendar;
} else {
firstCal = &fromCalendar;
secondCal = &toCalendar;
}
UnicodeString originalPattern;
fDateFormat->toPattern(originalPattern);
fDateFormat->applyPattern(intervalPattern.firstPart);
fDateFormat->format(*firstCal, appendTo, pos);
if ( !intervalPattern.secondPart.isEmpty() ) {
fDateFormat->applyPattern(intervalPattern.secondPart);
fDateFormat->format(*secondCal, appendTo, pos);
}
fDateFormat->applyPattern(originalPattern);
return appendTo;
}
void
DateIntervalFormat::parseObject(const UnicodeString& ,
Formattable& ,
ParsePosition& ) const {
}
const DateIntervalInfo*
DateIntervalFormat::getDateIntervalInfo() const {
return fInfo;
}
void
DateIntervalFormat::setDateIntervalInfo(const DateIntervalInfo& newItvPattern,
UErrorCode& status) {
delete fInfo;
fInfo = new DateIntervalInfo(newItvPattern);
if ( fDateFormat ) {
initializePattern(status);
}
}
const DateFormat*
DateIntervalFormat::getDateFormat() const {
return fDateFormat;
}
DateIntervalFormat::DateIntervalFormat(DateFormat* dtfmt,
DateIntervalInfo* dtItvInfo,
const UnicodeString* skeleton,
UErrorCode& status)
: fInfo(0),
fDateFormat(0),
fFromCalendar(0),
fToCalendar(0)
{
if ( U_FAILURE(status) ) {
delete dtfmt;
delete dtItvInfo;
return;
}
if ( dtfmt == NULL || dtItvInfo == NULL ) {
status = U_MEMORY_ALLOCATION_ERROR;
delete dtfmt;
delete dtItvInfo;
return;
}
if ( skeleton ) {
fSkeleton = *skeleton;
}
fInfo = dtItvInfo;
fDateFormat = (SimpleDateFormat*)dtfmt;
if ( dtfmt->getCalendar() ) {
fFromCalendar = dtfmt->getCalendar()->clone();
fToCalendar = dtfmt->getCalendar()->clone();
} else {
fFromCalendar = NULL;
fToCalendar = NULL;
}
initializePattern(status);
}
DateIntervalFormat* U_EXPORT2
DateIntervalFormat::create(DateFormat* dtfmt,
DateIntervalInfo* dtitvinf,
const UnicodeString* skeleton,
UErrorCode& status) {
DateIntervalFormat* f = new DateIntervalFormat(dtfmt, dtitvinf,
skeleton, status);
if ( f == NULL ) {
status = U_MEMORY_ALLOCATION_ERROR;
delete dtfmt;
delete dtitvinf;
} else if ( U_FAILURE(status) ) {
delete f;
f = 0;
}
return f;
}
void
DateIntervalFormat::initializePattern(UErrorCode& status) {
if ( U_FAILURE(status) ) {
return;
}
const Locale& locale = fDateFormat->getSmpFmtLocale();
DateTimePatternGenerator* dtpng = DateTimePatternGenerator::createInstance(locale, status);
if ( U_FAILURE(status) ) {
delete dtpng;
return;
}
if ( fSkeleton.isEmpty() ) {
UnicodeString fullPattern;
fDateFormat->toPattern(fullPattern);
#ifdef DTITVFMT_DEBUG
char result[1000];
char result_1[1000];
char mesg[2000];
fSkeleton.extract(0, fSkeleton.length(), result, "UTF-8");
sprintf(mesg, "in getBestSkeleton: fSkeleton: %s; \n", result);
PRINTMESG(mesg)
#endif
fSkeleton = dtpng->getSkeleton(fullPattern, status);
if ( U_FAILURE(status) ) {
delete dtpng;
return;
}
}
int8_t i;
for ( i = 0; i < DateIntervalInfo::kIPI_MAX_INDEX; ++i ) {
fIntervalPatterns[i].laterDateFirst = fInfo->getDefaultOrder();
}
UnicodeString dateSkeleton;
UnicodeString timeSkeleton;
UnicodeString normalizedTimeSkeleton;
UnicodeString normalizedDateSkeleton;
getDateTimeSkeleton(fSkeleton, dateSkeleton, normalizedDateSkeleton,
timeSkeleton, normalizedTimeSkeleton);
#ifdef DTITVFMT_DEBUG
char result[1000];
char result_1[1000];
char mesg[2000];
fSkeleton.extract(0, fSkeleton.length(), result, "UTF-8");
sprintf(mesg, "in getBestSkeleton: fSkeleton: %s; \n", result);
PRINTMESG(mesg)
#endif
UBool found = setSeparateDateTimePtn(normalizedDateSkeleton,
normalizedTimeSkeleton);
if ( found == false ) {
if ( timeSkeleton.length() != 0 ) {
if ( dateSkeleton.length() == 0 ) {
timeSkeleton.insert(0, gDateFormatSkeleton[DateFormat::kShort]);
UnicodeString pattern =dtpng->getBestPattern(timeSkeleton, status);
if ( U_FAILURE(status) ) {
delete dtpng;
return;
}
setPatternInfo(UCAL_DATE, NULL, &pattern, fInfo->getDefaultOrder());
setPatternInfo(UCAL_MONTH, NULL, &pattern, fInfo->getDefaultOrder());
setPatternInfo(UCAL_YEAR, NULL, &pattern, fInfo->getDefaultOrder());
} else {
}
} else {
}
delete dtpng;
return;
} if ( timeSkeleton.length() == 0 ) {
} else if ( dateSkeleton.length() == 0 ) {
timeSkeleton.insert(0, gDateFormatSkeleton[DateFormat::kShort]);
UnicodeString pattern =dtpng->getBestPattern(timeSkeleton, status);
if ( U_FAILURE(status) ) {
delete dtpng;
return;
}
setPatternInfo(UCAL_DATE, NULL, &pattern, fInfo->getDefaultOrder());
setPatternInfo(UCAL_MONTH, NULL, &pattern, fInfo->getDefaultOrder());
setPatternInfo(UCAL_YEAR, NULL, &pattern, fInfo->getDefaultOrder());
} else {
UnicodeString skeleton = fSkeleton;
if ( !fieldExistsInSkeleton(UCAL_DATE, dateSkeleton) ) {
skeleton.insert(0, LOW_D);
setFallbackPattern(UCAL_DATE, skeleton, dtpng, status);
}
if ( !fieldExistsInSkeleton(UCAL_MONTH, dateSkeleton) ) {
skeleton.insert(0, CAP_M);
setFallbackPattern(UCAL_MONTH, skeleton, dtpng, status);
}
if ( !fieldExistsInSkeleton(UCAL_YEAR, dateSkeleton) ) {
skeleton.insert(0, LOW_Y);
setFallbackPattern(UCAL_YEAR, skeleton, dtpng, status);
}
CalendarData* calData = new CalendarData(locale, NULL, status);
if ( U_FAILURE(status) ) {
delete calData;
delete dtpng;
return;
}
if ( calData == NULL ) {
status = U_MEMORY_ALLOCATION_ERROR;
delete dtpng;
return;
}
const UResourceBundle* dateTimePatternsRes = calData->getByKey(
gDateTimePatternsTag, status);
int32_t dateTimeFormatLength;
const UChar* dateTimeFormat = ures_getStringByIndex(
dateTimePatternsRes,
(int32_t)DateFormat::kDateTime,
&dateTimeFormatLength, &status);
if ( U_FAILURE(status) ) {
delete dtpng;
return;
}
UnicodeString datePattern = dtpng->getBestPattern(dateSkeleton, status);
concatSingleDate2TimeInterval(dateTimeFormat, dateTimeFormatLength,
datePattern, UCAL_AM_PM, status);
concatSingleDate2TimeInterval(dateTimeFormat, dateTimeFormatLength,
datePattern, UCAL_HOUR, status);
concatSingleDate2TimeInterval(dateTimeFormat, dateTimeFormatLength,
datePattern, UCAL_MINUTE, status);
delete calData;
}
delete dtpng;
}
void U_EXPORT2
DateIntervalFormat::getDateTimeSkeleton(const UnicodeString& skeleton,
UnicodeString& dateSkeleton,
UnicodeString& normalizedDateSkeleton,
UnicodeString& timeSkeleton,
UnicodeString& normalizedTimeSkeleton) {
int32_t ECount = 0;
int32_t dCount = 0;
int32_t MCount = 0;
int32_t yCount = 0;
int32_t hCount = 0;
int32_t mCount = 0;
int32_t vCount = 0;
int32_t zCount = 0;
int32_t i;
for (i = 0; i < skeleton.length(); ++i) {
UChar ch = skeleton[i];
switch ( ch ) {
case CAP_E:
dateSkeleton.append(ch);
++ECount;
break;
case LOW_D:
dateSkeleton.append(ch);
++dCount;
break;
case CAP_M:
dateSkeleton.append(ch);
++MCount;
break;
case LOW_Y:
dateSkeleton.append(ch);
++yCount;
break;
case CAP_G:
case CAP_Y:
case LOW_U:
case CAP_Q:
case LOW_Q:
case CAP_L:
case LOW_L:
case CAP_W:
case LOW_W:
case CAP_D:
case CAP_F:
case LOW_G:
case LOW_E:
case LOW_C:
normalizedDateSkeleton.append(ch);
dateSkeleton.append(ch);
break;
case LOW_A:
timeSkeleton.append(ch);
break;
case LOW_H:
case CAP_H:
timeSkeleton.append(ch);
++hCount;
break;
case LOW_M:
timeSkeleton.append(ch);
++mCount;
break;
case LOW_Z:
++zCount;
timeSkeleton.append(ch);
break;
case LOW_V:
++vCount;
timeSkeleton.append(ch);
break;
case CAP_V:
case CAP_Z:
case LOW_K:
case CAP_K:
case LOW_J:
case LOW_S:
case CAP_S:
case CAP_A:
timeSkeleton.append(ch);
normalizedTimeSkeleton.append(ch);
break;
}
}
if ( yCount != 0 ) {
normalizedDateSkeleton.append(LOW_Y);
}
if ( MCount != 0 ) {
if ( MCount < 3 ) {
normalizedDateSkeleton.append(CAP_M);
} else {
int32_t i;
for ( i = 0; i < MCount && i < MAX_M_COUNT; ++i ) {
normalizedDateSkeleton.append(CAP_M);
}
}
}
if ( ECount != 0 ) {
if ( ECount <= 3 ) {
normalizedDateSkeleton.append(CAP_E);
} else {
int32_t i;
for ( i = 0; i < ECount && i < MAX_E_COUNT; ++i ) {
normalizedDateSkeleton.append(CAP_E);
}
}
}
if ( dCount != 0 ) {
normalizedDateSkeleton.append(LOW_D);
}
if ( hCount != 0 ) {
normalizedTimeSkeleton.append(LOW_H);
}
if ( mCount != 0 ) {
normalizedTimeSkeleton.append(LOW_M);
}
if ( zCount != 0 ) {
normalizedTimeSkeleton.append(LOW_Z);
}
if ( vCount != 0 ) {
normalizedTimeSkeleton.append(LOW_V);
}
}
UBool
DateIntervalFormat::setSeparateDateTimePtn(
const UnicodeString& dateSkeleton,
const UnicodeString& timeSkeleton) {
const UnicodeString* skeleton;
if ( timeSkeleton.length() != 0 ) {
skeleton = &timeSkeleton;
} else {
skeleton = &dateSkeleton;
}
int8_t differenceInfo = 0;
const UnicodeString* bestSkeleton = fInfo->getBestSkeleton(*skeleton,
differenceInfo);
if ( bestSkeleton == NULL ) {
return false;
}
if ( differenceInfo == -1 ) {
return false;
}
if ( timeSkeleton.length() == 0 ) {
UnicodeString extendedSkeleton;
UnicodeString extendedBestSkeleton;
setIntervalPattern(UCAL_DATE, skeleton, bestSkeleton, differenceInfo,
&extendedSkeleton, &extendedBestSkeleton);
UBool extended = setIntervalPattern(UCAL_MONTH, skeleton, bestSkeleton,
differenceInfo,
&extendedSkeleton, &extendedBestSkeleton);
if ( extended ) {
bestSkeleton = &extendedBestSkeleton;
skeleton = &extendedSkeleton;
}
setIntervalPattern(UCAL_YEAR, skeleton, bestSkeleton, differenceInfo,
&extendedSkeleton, &extendedBestSkeleton);
} else {
setIntervalPattern(UCAL_MINUTE, skeleton, bestSkeleton, differenceInfo);
setIntervalPattern(UCAL_HOUR, skeleton, bestSkeleton, differenceInfo);
setIntervalPattern(UCAL_AM_PM, skeleton, bestSkeleton, differenceInfo);
}
return true;
}
void
DateIntervalFormat::setFallbackPattern(UCalendarDateFields field,
const UnicodeString& skeleton,
DateTimePatternGenerator* dtpng,
UErrorCode& status) {
if ( U_FAILURE(status) ) {
return;
}
UnicodeString pattern =dtpng->getBestPattern(skeleton, status);
if ( U_FAILURE(status) ) {
return;
}
setPatternInfo(field, NULL, &pattern, fInfo->getDefaultOrder());
}
void
DateIntervalFormat::setPatternInfo(UCalendarDateFields field,
const UnicodeString* firstPart,
const UnicodeString* secondPart,
UBool laterDateFirst) {
UErrorCode status = U_ZERO_ERROR;
int32_t itvPtnIndex = DateIntervalInfo::calendarFieldToIntervalIndex(field,
status);
if ( U_FAILURE(status) ) {
return;
}
PatternInfo& ptn = fIntervalPatterns[itvPtnIndex];
if ( firstPart ) {
ptn.firstPart = *firstPart;
}
if ( secondPart ) {
ptn.secondPart = *secondPart;
}
ptn.laterDateFirst = laterDateFirst;
}
void
DateIntervalFormat::setIntervalPattern(UCalendarDateFields field,
const UnicodeString& intervalPattern) {
UBool order = fInfo->getDefaultOrder();
setIntervalPattern(field, intervalPattern, order);
}
void
DateIntervalFormat::setIntervalPattern(UCalendarDateFields field,
const UnicodeString& intervalPattern,
UBool laterDateFirst) {
const UnicodeString* pattern = &intervalPattern;
UBool order = laterDateFirst;
int8_t prefixLength = sizeof(gLaterFirstPrefix)/sizeof(gLaterFirstPrefix[0]);
int8_t earliestFirstLength = sizeof(gEarlierFirstPrefix)/sizeof(gEarlierFirstPrefix[0]);
UnicodeString realPattern;
if ( intervalPattern.startsWith(gLaterFirstPrefix, prefixLength) ) {
order = true;
intervalPattern.extract(prefixLength,
intervalPattern.length() - prefixLength,
realPattern);
pattern = &realPattern;
} else if ( intervalPattern.startsWith(gEarlierFirstPrefix,
earliestFirstLength) ) {
order = false;
intervalPattern.extract(earliestFirstLength,
intervalPattern.length() - earliestFirstLength,
realPattern);
pattern = &realPattern;
}
int32_t splitPoint = splitPatternInto2Part(*pattern);
UnicodeString firstPart;
UnicodeString secondPart;
pattern->extract(0, splitPoint, firstPart);
if ( splitPoint < pattern->length() ) {
pattern->extract(splitPoint, pattern->length()-splitPoint, secondPart);
}
setPatternInfo(field, &firstPart, &secondPart, order);
}
UBool
DateIntervalFormat::setIntervalPattern(UCalendarDateFields field,
const UnicodeString* skeleton,
const UnicodeString* bestSkeleton,
int8_t differenceInfo,
UnicodeString* extendedSkeleton,
UnicodeString* extendedBestSkeleton) {
UErrorCode status = U_ZERO_ERROR;
UnicodeString pattern;
fInfo->getIntervalPattern(*bestSkeleton, field, pattern, status);
if ( pattern.isEmpty() ) {
if ( SimpleDateFormat::isFieldUnitIgnored(*bestSkeleton, field) ) {
return false;
}
if ( field == UCAL_AM_PM ) {
fInfo->getIntervalPattern(*bestSkeleton, UCAL_HOUR, pattern,status);
if ( !pattern.isEmpty() ) {
setIntervalPattern(field, pattern);
}
return false;
}
UChar fieldLetter = fgCalendarFieldToPatternLetter[field];
if ( extendedSkeleton ) {
*extendedSkeleton = *skeleton;
*extendedBestSkeleton = *bestSkeleton;
extendedSkeleton->insert(0, fieldLetter);
extendedBestSkeleton->insert(0, fieldLetter);
fInfo->getIntervalPattern(*extendedBestSkeleton,field,pattern,status);
if ( pattern.isEmpty() && differenceInfo == 0 ) {
const UnicodeString* tmpBest = fInfo->getBestSkeleton(
*extendedBestSkeleton, differenceInfo);
if ( tmpBest != 0 && differenceInfo != -1 ) {
fInfo->getIntervalPattern(*tmpBest, field, pattern, status);
bestSkeleton = tmpBest;
}
}
}
}
if ( !pattern.isEmpty() ) {
if ( differenceInfo != 0 ) {
UnicodeString adjustIntervalPattern;
adjustFieldWidth(*skeleton, *bestSkeleton, pattern, differenceInfo,
adjustIntervalPattern);
setIntervalPattern(field, adjustIntervalPattern);
} else {
setIntervalPattern(field, pattern);
}
if ( extendedSkeleton && !extendedSkeleton->isEmpty() ) {
return TRUE;
}
}
return FALSE;
}
int32_t U_EXPORT2
DateIntervalFormat::splitPatternInto2Part(const UnicodeString& intervalPattern) {
UBool inQuote = false;
UChar prevCh = 0;
int32_t count = 0;
UBool patternRepeated[] =
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
int8_t PATTERN_CHAR_BASE = 0x41;
int32_t i;
UBool foundRepetition = false;
for (i = 0; i < intervalPattern.length(); ++i) {
UChar ch = intervalPattern.charAt(i);
if (ch != prevCh && count > 0) {
UBool repeated = patternRepeated[(int)(prevCh - PATTERN_CHAR_BASE)];
if ( repeated == FALSE ) {
patternRepeated[prevCh - PATTERN_CHAR_BASE] = TRUE;
} else {
foundRepetition = true;
break;
}
count = 0;
}
if (ch == '\'') {
if ((i+1) < intervalPattern.length() &&
intervalPattern.charAt(i+1) == '\'') {
++i;
} else {
inQuote = ! inQuote;
}
}
else if (!inQuote && ((ch >= 0x0061 && ch <= 0x007A )
|| (ch >= 0x0041 && ch <= 0x005A ))) {
prevCh = ch;
++count;
}
}
if ( count > 0 && foundRepetition == FALSE ) {
if ( patternRepeated[(int)(prevCh - PATTERN_CHAR_BASE)] == FALSE ) {
count = 0;
}
}
return (i - count);
}
UnicodeString&
DateIntervalFormat::fallbackFormat(Calendar& fromCalendar,
Calendar& toCalendar,
UnicodeString& appendTo,
FieldPosition& pos,
UErrorCode& status) const {
if ( U_FAILURE(status) ) {
return appendTo;
}
UnicodeString* earlierDate = new UnicodeString();
*earlierDate = fDateFormat->format(fromCalendar, *earlierDate, pos);
UnicodeString* laterDate = new UnicodeString();
*laterDate = fDateFormat->format(toCalendar, *laterDate, pos);
UnicodeString fallbackPattern;
fInfo->getFallbackIntervalPattern(fallbackPattern);
Formattable fmtArray[2];
fmtArray[0].adoptString(earlierDate);
fmtArray[1].adoptString(laterDate);
UnicodeString fallback;
MessageFormat::format(fallbackPattern, fmtArray, 2, fallback, status);
if ( U_SUCCESS(status) ) {
appendTo.append(fallback);
}
return appendTo;
}
UBool U_EXPORT2
DateIntervalFormat::fieldExistsInSkeleton(UCalendarDateFields field,
const UnicodeString& skeleton)
{
const UChar fieldChar = fgCalendarFieldToPatternLetter[field];
return ( (skeleton.indexOf(fieldChar) == -1)?FALSE:TRUE ) ;
}
void U_EXPORT2
DateIntervalFormat::adjustFieldWidth(const UnicodeString& inputSkeleton,
const UnicodeString& bestMatchSkeleton,
const UnicodeString& bestIntervalPattern,
int8_t differenceInfo,
UnicodeString& adjustedPtn) {
adjustedPtn = bestIntervalPattern;
int32_t inputSkeletonFieldWidth[] =
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
int32_t bestMatchSkeletonFieldWidth[] =
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
DateIntervalInfo::parseSkeleton(inputSkeleton, inputSkeletonFieldWidth);
DateIntervalInfo::parseSkeleton(bestMatchSkeleton, bestMatchSkeletonFieldWidth);
if ( differenceInfo == 2 ) {
adjustedPtn.findAndReplace("v", "z");
}
UBool inQuote = false;
UChar prevCh = 0;
int32_t count = 0;
const int8_t PATTERN_CHAR_BASE = 0x41;
int32_t adjustedPtnLength = adjustedPtn.length();
int32_t i;
for (i = 0; i < adjustedPtnLength; ++i) {
UChar ch = adjustedPtn.charAt(i);
if (ch != prevCh && count > 0) {
UChar skeletonChar = prevCh;
if ( skeletonChar == CAP_L ) {
skeletonChar = CAP_M;
}
int32_t fieldCount = bestMatchSkeletonFieldWidth[(int)(skeletonChar - PATTERN_CHAR_BASE)];
int32_t inputFieldCount = inputSkeletonFieldWidth[(int)(skeletonChar - PATTERN_CHAR_BASE)];
if ( fieldCount == count && inputFieldCount > fieldCount ) {
count = inputFieldCount - fieldCount;
int32_t j;
for ( j = 0; j < count; ++j ) {
adjustedPtn.insert(i, prevCh);
}
i += count;
adjustedPtnLength += count;
}
count = 0;
}
if (ch == '\'') {
if ((i+1) < adjustedPtn.length() && adjustedPtn.charAt(i+1) == '\'') {
++i;
} else {
inQuote = ! inQuote;
}
}
else if ( ! inQuote && ((ch >= 0x0061 && ch <= 0x007A )
|| (ch >= 0x0041 && ch <= 0x005A ))) {
prevCh = ch;
++count;
}
}
if ( count > 0 ) {
UChar skeletonChar = prevCh;
if ( skeletonChar == CAP_L ) {
skeletonChar = CAP_M;
}
int32_t fieldCount = bestMatchSkeletonFieldWidth[(int)(skeletonChar - PATTERN_CHAR_BASE)];
int32_t inputFieldCount = inputSkeletonFieldWidth[(int)(skeletonChar - PATTERN_CHAR_BASE)];
if ( fieldCount == count && inputFieldCount > fieldCount ) {
count = inputFieldCount - fieldCount;
int32_t j;
for ( j = 0; j < count; ++j ) {
adjustedPtn.append(prevCh);
}
}
}
}
void
DateIntervalFormat::concatSingleDate2TimeInterval(const UChar* format,
int32_t formatLen,
const UnicodeString& datePattern,
UCalendarDateFields field,
UErrorCode& status) {
int32_t itvPtnIndex = DateIntervalInfo::calendarFieldToIntervalIndex(field,
status);
if ( U_FAILURE(status) ) {
return;
}
PatternInfo& timeItvPtnInfo = fIntervalPatterns[itvPtnIndex];
if ( !timeItvPtnInfo.firstPart.isEmpty() ) {
UnicodeString* timeIntervalPattern = new UnicodeString(timeItvPtnInfo.firstPart);
timeIntervalPattern->append(timeItvPtnInfo.secondPart);
UnicodeString* dateStr = new UnicodeString(datePattern);
Formattable fmtArray[2];
fmtArray[0].adoptString(timeIntervalPattern);
fmtArray[1].adoptString(dateStr);
UnicodeString combinedPattern;
MessageFormat::format(UnicodeString(TRUE, format, formatLen),
fmtArray, 2, combinedPattern, status);
if ( U_FAILURE(status) ) {
return;
}
setIntervalPattern(field, combinedPattern, timeItvPtnInfo.laterDateFirst);
}
}
const UChar
DateIntervalFormat::fgCalendarFieldToPatternLetter[] =
{
CAP_G, LOW_Y, CAP_M,
LOW_W, CAP_W, LOW_D,
CAP_D, CAP_E, CAP_F,
LOW_A, LOW_H, CAP_H,
LOW_M,
};
U_NAMESPACE_END
#endif