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//
// MCDateFormatter.cpp
// testUI
//
// Created by DINH Viêt Hoà on 1/28/13.
// Copyright (c) 2013 MailCore. All rights reserved.
//
#include "MCDateFormatter.h"
#include <stdlib.h>
#include <unicode/udat.h>
using namespace mailcore;
DateFormatter::DateFormatter()
{
mDateFormatter = NULL;
mDateStyle = DateFormatStyleMedium;
mTimeStyle = DateFormatStyleMedium;
mDateFormat = NULL;
mTimezone = NULL;
mLocale = NULL;
}
DateFormatter::~DateFormatter()
{
if (mDateFormatter != NULL) {
udat_close(mDateFormatter);
}
MC_SAFE_RELEASE(mDateFormat);
MC_SAFE_RELEASE(mTimezone);
MC_SAFE_RELEASE(mLocale);
}
DateFormatter * DateFormatter::dateFormatter()
{
DateFormatter * result = new DateFormatter();
result->autorelease();
return result;
}
void DateFormatter::setDateStyle(DateFormatStyle style)
{
mDateStyle = style;
}
DateFormatStyle DateFormatter::dateStyle()
{
return mDateStyle;
}
void DateFormatter::setTimeStyle(DateFormatStyle style)
{
mTimeStyle = style;
}
DateFormatStyle DateFormatter::timeStyle()
{
return mTimeStyle;
}
void DateFormatter::setLocale(String * locale)
{
MC_SAFE_REPLACE_COPY(String, mLocale, locale);
}
String * DateFormatter::locale()
{
return mLocale;
}
void DateFormatter::setTimezone(String * timezone)
{
MC_SAFE_REPLACE_COPY(String, mTimezone, timezone);
}
String * DateFormatter::timezone()
{
return mTimezone;
}
void DateFormatter::setDateFormat(String * dateFormat)
{
MC_SAFE_REPLACE_COPY(String, mDateFormat, dateFormat);
}
String * DateFormatter::dateFormat()
{
return mDateFormat;
}
String * DateFormatter::stringFromDate(time_t date)
{
prepare();
if (mDateFormatter == NULL)
return NULL;
UErrorCode err = U_ZERO_ERROR;
int32_t len = udat_format(mDateFormatter, ((double) date) * 1000., NULL, 0, NULL, &err);
if(err != U_BUFFER_OVERFLOW_ERROR) {
return NULL;
}
String * result;
err = U_ZERO_ERROR;
UChar * unichars = (UChar *) malloc((len + 1) * sizeof(unichars));
udat_format(mDateFormatter, ((double) date) * 1000., unichars, len + 1, NULL, &err);
result = new String(unichars, len);
free(unichars);
result->autorelease();
return result;
}
time_t DateFormatter::dateFromString(String * dateString)
{
prepare();
if (mDateFormatter == NULL)
return (time_t) -1;
UErrorCode err = U_ZERO_ERROR;
UDate date = udat_parse(mDateFormatter, dateString->unicodeCharacters(), dateString->length(),
NULL, &err);
if (err != U_ZERO_ERROR) {
return (time_t) -1;
}
return date / 1000.;
}
void DateFormatter::prepare()
{
if (mDateFormatter != NULL)
return;
const UChar * tzID = NULL;
int32_t tzIDLength = -1;
const UChar * pattern = NULL;
int32_t patternLength = -1;
UErrorCode err = U_ZERO_ERROR;
const char * locale = NULL;
if (mTimezone != NULL) {
tzID = mTimezone->unicodeCharacters();
tzIDLength = mTimezone->length();
}
if (mDateFormat != NULL) {
pattern = mDateFormat->unicodeCharacters();
patternLength = mDateFormat->length();
}
if (mLocale != NULL) {
locale = mLocale->UTF8Characters();
}
mDateFormatter = udat_open((UDateFormatStyle) mTimeStyle, (UDateFormatStyle) mDateStyle,
locale,
tzID, tzIDLength,
pattern, patternLength,
&err);
}
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