PNObject/Example/Pods/NSDate_Utils/Pod/Classes/NSDate+NSDate_Util.m

1215 lines
51 KiB
Objective-C
Executable File

//
// NSDate+NSDate_Util.m
//
// Created by Giuseppe Nucifora on 11/02/14.
// Copyright (c) 2014 Giuseppe Nucifora. All rights reserved.
//
#import "NSDate+NSDate_Util.h"
#define DATE_COMPONENTS (NSCalendarUnitEra | NSCalendarUnitYear| NSCalendarUnitMonth | NSCalendarUnitDay | NSCalendarUnitWeekOfMonth | NSCalendarUnitHour | NSCalendarUnitMinute | NSCalendarUnitSecond | NSCalendarUnitWeekday | NSCalendarUnitWeekdayOrdinal)
#define CURRENT_CALENDAR [NSCalendar currentCalendar]
#define D_MINUTE 60
@implementation NSDate (NSDate_Util)
static NSCalendar *_calendar = nil;
static NSDateFormatter *_displayFormatter = nil;
+ (void)initializeStatics {
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
@autoreleasepool {
if (_calendar == nil) {
_calendar = [NSCalendar currentCalendar];
}
if (_displayFormatter == nil) {
_displayFormatter = [[NSDateFormatter alloc] init];
}
}
});
}
+ (NSCalendar *)sharedCalendar {
[self initializeStatics];
return _calendar;
}
+ (NSDateFormatter *)sharedDateFormatter {
[self initializeStatics];
return _displayFormatter;
}
+ (NSDate *)dateFromString:(NSString *)string {
return [NSDate dateFromString:string withFormat:[NSDate dbFormatString]];
}
+ (NSDate *)dateFromString:(NSString *)string withFormat:(NSString *)format {
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
[formatter setDateFormat:format];
NSDate *date = [formatter dateFromString:string];
return date;
}
+ (NSDate *)dateFromString:(NSString *)string withFormat:(NSString *)format withTimeZone:(NSTimeZone*) timeZone {
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
[formatter setDateFormat:format];
if (timeZone) {
[formatter setTimeZone:timeZone];
}
NSDate *date = [formatter dateFromString:string];
return date;
}
+ (NSDate *) dateFromISO8601String:(NSString*) string {
NSISO8601DateFormatter *formatter = [[NSISO8601DateFormatter alloc] init];
return [formatter dateFromString:string];
}
+ (NSString *)stringFromDate:(NSDate *)date withFormat:(NSString *)format {
return [date stringWithFormat:format];
}
+ (NSString *)stringFromDate:(NSDate *)date {
return [date string];
}
+ (NSString *) WCFStringFromDate:(NSDate*) date {
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
[formatter setDateFormat:@"Z"];
NSString *jsonDateFrom = [NSString stringWithFormat:@"/Date(%.0f000%@)/", [date timeIntervalSince1970],[formatter stringFromDate:date]];
return jsonDateFrom;
}
+ (NSString *)stringForDisplayFromDate:(NSDate *)date prefixed:(BOOL)prefixed alwaysDisplayTime:(BOOL)displayTime {
/*
* if the date is in today, display 12-hour time with meridian,
* if it is within the last 7 days, display weekday name (Friday)
* if within the calendar year, display as Jan 23
* else display as Nov 11, 2008
*/
NSDate *today = [NSDate date];
NSDateComponents *offsetComponents = [[self sharedCalendar] components:(NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay)
fromDate:today];
NSDate *midnight = [[self sharedCalendar] dateFromComponents:offsetComponents];
NSString *displayString = nil;
// comparing against midnight
NSComparisonResult midnight_result = [date compare:midnight];
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
if (midnight_result == NSOrderedDescending) {
if (prefixed) {
[formatter setDateFormat:kNSDateHelperFormatTimeWithPrefix]; // at 11:30 am
} else {
[formatter setDateFormat:kNSDateHelperFormatTime]; // 11:30 am
}
} else {
// check if date is within last 7 days
NSDateComponents *componentsToSubtract = [[NSDateComponents alloc] init];
[componentsToSubtract setDay:-7];
NSDate *lastweek = [[self sharedCalendar] dateByAddingComponents:componentsToSubtract toDate:today options:0];
NSComparisonResult lastweek_result = [date compare:lastweek];
if (lastweek_result == NSOrderedDescending) {
if (displayTime) {
[formatter setDateFormat:kNSDateHelperFormatWeekdayWithTime];
} else {
[formatter setDateFormat:kNSDateHelperFormatWeekday]; // Tuesday
}
} else {
// check if same calendar year
NSInteger thisYear = [offsetComponents year];
NSDateComponents *dateComponents = [[self sharedCalendar] components:(NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay)
fromDate:date];
NSInteger thatYear = [dateComponents year];
if (thatYear >= thisYear) {
if (displayTime) {
[formatter setDateFormat:kNSDateHelperFormatShortDateWithTime];
}
else {
[formatter setDateFormat:kNSDateHelperFormatShortDate];
}
} else {
if (displayTime) {
[formatter setDateFormat:kNSDateHelperFormatFullDateWithTime];
}
else {
[formatter setDateFormat:kNSDateHelperFormatFullDate];
}
}
}
if (prefixed) {
NSString *dateFormat = [formatter dateFormat];
NSString *prefix = @"'on' ";
[formatter setDateFormat:[prefix stringByAppendingString:dateFormat]];
}
}
// use display formatter to return formatted date string
displayString = [formatter stringFromDate:date];
return displayString;
}
+ (NSString *)stringForDisplayFromDate:(NSDate *)date prefixed:(BOOL)prefixed {
return [[self class] stringForDisplayFromDate:date prefixed:prefixed alwaysDisplayTime:NO];
}
+ (NSString *)stringForDisplayFromDate:(NSDate *)date {
return [self stringForDisplayFromDate:date prefixed:NO];
}
+ (NSString *)dateFormatString {
return kNSDateHelperFormatSQLDate;
}
+ (NSString *)timeFormatString {
return kNSDateHelperFormatSQLTime;
}
+ (NSString *)timestampFormatString {
return kNSDateHelperFormatSQLDateWithTime;
}
// preserving for compatibility
+ (NSString *)dbFormatString {
return [NSDate timestampFormatString];
}
+ (NSString *)parseDateFormatFromString:(NSString *)dateString {
NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
NSArray *dateFormatsArray = [[NSArray alloc] initWithObjects:kNSDateHelperFormatFullDateWithTime,kNSDateHelperFormatFullDate,
kNSDateHelperFormatShortDateWithTime,kNSDateHelperFormatShortDate,kNSDateHelperFormatWeekday,
kNSDateHelperFormatWeekdayWithTime,kNSDateHelperFormatTime,kNSDateHelperFormatTimeWithPrefix,
kNSDateHelperFormatSQLTime,kNSDateHelperFormatSQLDate,kNSDateHelperFormatSQLDate_shashSeparated,
kNSDateHelperFormatSQLDateIT,kNSDateHelperFormatSQLDateIT_shashSeparated,kNSDateHelperFormatSQLDateEN,
kNSDateHelperFormatSQLDateEN_shashSeparated,kNSDateHelperFormatSQLDateWithTime,
kNSDateHelperFormatSQLDateWithTime_shashSeparated,kNSDateHelperFormatSQLDateWithTimeIT,
kNSDateHelperFormatSQLDateWithTimeIT_shashSeparated,kNSDateHelperFormatSQLDateWithTimeEN,
kNSDateHelperFormatSQLDateWithTimeEN_shashSeparated,kNSDateHelperFormatSQLDateWithTimeZone,
kNSDateHelperFormatSQLDateWithTimeZone_shashSeparated,kNSDateHelperFormatSQLDateWithTimeZoneEN,
kNSDateHelperFormatSQLDateWithTimeZoneEN_shashSeparated,kNSDateHelperFormatSQLDateWithTimeZoneIT,
kNSDateHelperFormatSQLDateWithTimeZoneIT_shashSeparated,kNSDateHelperFormatSQLDateWithTimeZone_T_Separator,
kNSDateHelperFormatSQLDateWithTimeZone_T_Separator_shashSeparated,kNSDateHelperFormatSQLDateWithTimeZoneEN_T_Separator,
kNSDateHelperFormatSQLDateWithTimeZoneENAndTSeparator_shashSeparated, kNSDateHelperFormatSQLDateWithTimeZoneIT_T_Separator,
kNSDateHelperFormatSQLDateWithTimeZoneIT_T_Separator_shashSeparated, nil];
for (NSString *dateFormat in dateFormatsArray) {
[dateFormatter setDateFormat:dateFormat];
NSDate *theDate = [NSDate dateFromString:dateString withFormat:dateFormat];
if (theDate) {
return dateFormat;
}
}
return nil;
}
+ (NSArray*) getSlotTimesFromDate:(NSDate*) date distanceMinutes:(NSInteger) minutes {
if (!date) {
date = [NSDate date];
}
if (minutes == 0) {
minutes = 10;
}
NSMutableArray *slotTimes = [[NSMutableArray alloc] init];
BOOL step = TRUE;
while (step){
[slotTimes addObject:date];
if([date minute] == 30 && [date hour] == 23) {
step = FALSE;
}
date = [date dateByAddingMinutes:minutes];
}
return slotTimes;
}
+ (NSString *)getUniversalHourFromDateString:(NSString *)string formatterString:(NSString*) formatterString andUppercaseString:(BOOL)uppercaseString {
NSString * dateString = [NSString stringWithString:string];
NSDateFormatter* dateFormatter = [[NSDateFormatter alloc] init];
if (formatterString) {
[dateFormatter setDateFormat:formatterString];
}
else {
[dateFormatter setDateFormat:@"YYYY-MM-dd HH:mm:ss"];
}
NSDate* myDate = [dateFormatter dateFromString:dateString];
NSDate *now = [NSDate date];
NSTimeInterval time = [myDate timeIntervalSinceDate:now];
if (time < 0) {
time *=-1;
if (time < 60) {
if (uppercaseString) {
return [NSLocalizedString(@"Poco fa", nil) uppercaseString];
}
return NSLocalizedString(@"Poco fa", nil);
} else if (time < 3600) {
int diff = round(time / 60);
if (diff == 1) {
if (uppercaseString) {
return [NSLocalizedString(@"1 Minuto fa", nil) uppercaseString];
}
return NSLocalizedString(@"1 Minuto fa", nil);
}
if (uppercaseString) {
return [[NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Minuti fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Minuti fa", nil)];
} else if (time < 86400) {
int diff = round(time / 60 / 60);
if (diff == 1) {
if (uppercaseString) {
return [NSLocalizedString(@"1 Ora fa", nil) uppercaseString];
}
return NSLocalizedString(@"1 Ora fa", nil);
}
if (uppercaseString) {
return [[NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Ore fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Ore fa", nil)];
} else {
NSInteger diff = round(time / 60 / 60 / 24);
switch (diff) {
case 1:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%@",NSLocalizedString(@"Ieri", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%@",NSLocalizedString(@"Ieri", nil)];
}
break;
case 2:
case 3:
case 4:
case 5:
case 6: {
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@", (long)diff, NSLocalizedString(@"Giorni fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@", (long)diff, NSLocalizedString(@"Giorni fa", nil)];
}
break;
default:{
NSInteger diffWeeks = round(time / 60 / 60 / 24 / 7);
switch (diffWeeks) {
case 1:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Settimana fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Settimana fa", nil)];
}
break;
case 2:
case 3:
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Settimane fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Settimane fa", nil)];
break;
default:{
NSInteger diffMounth = round(time / 60 /60 / 24 / 30);
switch (diffMounth) {
case 1: {
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffMounth,NSLocalizedString(@"Mese fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffMounth,NSLocalizedString(@"Mese fa", nil)];
}
break;
case 2:
case 3:
case 4:
case 5:
case 6:
case 7:
case 8:
case 9:
case 10:
case 11:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffMounth,NSLocalizedString(@"Mesi fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffMounth,NSLocalizedString(@"Mesi fa", nil)];
}
break;
default:{
NSInteger diffYears = round(time / 60 /60 / 24 / 365);
switch (diffYears) {
case 1:
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffYears,NSLocalizedString(@"Anno fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffYears,NSLocalizedString(@"Anno fa", nil)];
break;
default:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffYears,NSLocalizedString(@"Anni fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffYears,NSLocalizedString(@"Anni fa", nil)];
}
break;
}
}
break;
}
}
break;
}
}
break;
}
}
}
else {
if (time < 60) {
if (uppercaseString) {
return [NSLocalizedString(@"Tra poco", nil) uppercaseString];
}
return NSLocalizedString(@"Tra poco", nil);
} else if (time < 3600) {
int diff = round(time / 60);
if (diff == 1) {
if (uppercaseString) {
return [NSLocalizedString(@"Tra 1 minuto", nil) uppercaseString];
}
return NSLocalizedString(@"Tra 1 minuto", nil);
}
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d minuti", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d minuti", nil), diff];
} else if (time < 86400) {
int diff = round(time / 60 / 60);
if (diff == 1) {
if (uppercaseString) {
return [NSLocalizedString(@"Tra 1 ora", nil) uppercaseString];
}
return NSLocalizedString(@"Tra 1 ora", nil);
}
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d ore", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d ore", nil), diff];
} else {
NSInteger diff = round(time / 60 / 60 / 24);
switch (diff) {
case 1:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%@",NSLocalizedString(@"Domani", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%@",NSLocalizedString(@"Domani", nil)];
}
break;
case 2:
case 3:
case 4:
case 5:
case 6: {
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d giorni", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d giorni", nil), diff];
}
break;
default:{
NSInteger diffWeeks = round(time / 60 / 60 / 24 / 7);
switch (diffWeeks) {
case 1:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Tra 1 Settimana", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Tra 1 Settimana", nil)];
}
break;
case 2:
case 3:
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d settimane", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d settimane", nil), diff];
break;
default:{
NSInteger diffMounth = round(time / 60 /60 / 24 / 30);
switch (diffMounth) {
case 1: {
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d mese", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d mese", nil), diff];
}
break;
case 2:
case 3:
case 4:
case 5:
case 6:
case 7:
case 8:
case 9:
case 10:
case 11:{
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d mesi", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d mesi", nil), diff];
}
break;
default:{
NSInteger diffYears = round(time / 60 /60 / 24 / 365);
switch (diffYears) {
case 1:
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d anno", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d anno", nil), diff];
break;
default:{
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d anni", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d anni", nil), diff];
}
break;
}
}
break;
}
}
break;
}
}
break;
}
}
}
}
+ (NSTimeInterval) timeIntervalFromMinutes:(NSUInteger) minutes {
NSTimeInterval seconds = minutes /60;
return seconds;
}
+ (NSTimeInterval) timeIntervalFromHours:(NSUInteger) hours {
}
- (NSDate *) dateAtStartOfDay
{
NSDateComponents *components = [CURRENT_CALENDAR components:DATE_COMPONENTS fromDate:self];
components.hour = 0;
components.minute = 0;
components.second = 0;
return [CURRENT_CALENDAR dateFromComponents:components];
}
- (NSDate *) dateAtEndOfDay
{
NSDateComponents *components = [CURRENT_CALENDAR components:DATE_COMPONENTS fromDate:self];
components.hour = 23;
components.minute = 59;
components.second = 59;
return [CURRENT_CALENDAR dateFromComponents:components];
}
- (NSInteger) minutesAfterDate: (NSDate *) aDate
{
NSTimeInterval ti = [self timeIntervalSinceDate:aDate];
return (NSInteger) (ti / D_MINUTE);
}
- (NSDate *) dateBySubtractingMinutes: (NSInteger) dMinutes
{
return [self dateByAddingMinutes: (dMinutes * -1)];
}
- (NSDate *) dateBySubtractingHours: (NSInteger) hours {
return [self dateByAddingHours: (hours * -1)];
}
- (NSDate *) dateBySubtractingDays: (NSInteger) days
{
return [self dateByAddingDays: (days * -1)];
}
- (NSDate *) dateBySubtractingYears: (NSInteger) years {
return [self dateByAddingYears: (years * -1)];
}
- (NSDate *)dateToNearestMinutes:(NSInteger)minutes {
unsigned unitFlags = NSCalendarUnitYear| NSCalendarUnitMonth | NSCalendarUnitDay | NSCalendarUnitWeekOfMonth | NSCalendarUnitHour | NSCalendarUnitMinute | NSCalendarUnitSecond | NSCalendarUnitWeekday | NSCalendarUnitWeekdayOrdinal;
// Extract components.
NSDateComponents *time = [[NSCalendar currentCalendar] components:unitFlags fromDate:self];
NSInteger thisMin = [time minute];
NSDate *newDate;
long remain = thisMin % minutes;
// if less then 3 then round down
NSInteger dividor = ceil(minutes/2);
if (remain<dividor){
// Subtract the remainder of time to the date to round it down evenly
newDate = [self dateByAddingTimeInterval:-60*(remain)];
}else{
// Add the remainder of time to the date to round it up evenly
newDate = [self dateByAddingTimeInterval:60*(minutes-remain)];
}
NSDateComponents *comps = [[NSCalendar currentCalendar] components:unitFlags fromDate:newDate];
[comps setSecond:0];
return [[NSCalendar currentCalendar] dateFromComponents:comps];
}
- (BOOL) isEarlierThanDate: (NSDate *) aDate
{
return ([self compare:aDate] == NSOrderedAscending);
}
- (BOOL) isLaterThanDate: (NSDate *) aDate
{
return ([self compare:aDate] == NSOrderedDescending);
}
- (CGFloat) distanceInWeeksToDate:(NSDate *)anotherDate
{
return [self distanceInDaysToDate:anotherDate]/7;
}
- (CGFloat) distanceInDaysToDate:(NSDate *)anotherDate
{
return [self distanceInHoursToDate:anotherDate]/24;
}
- (CGFloat) distanceInHoursToDate:(NSDate *)anotherDate
{
return [self distanceInMinutesToDate:anotherDate]/60;
}
- (CGFloat) distanceInMinutesToDate:(NSDate *)anotherDate
{
return [self distanceInSeconsToDate:anotherDate]/60;
}
- (CGFloat) distanceInSeconsToDate:(NSDate *)anotherDate
{
return -[self timeIntervalSinceDate:anotherDate];
}
- (NSString *) monthSymbol {
return [[[NSDate sharedDateFormatter] monthSymbols] objectAtIndex:([self month]-1)];
}
-(NSDate *) toLocalTime
{
NSTimeZone *tz = [NSTimeZone defaultTimeZone];
NSInteger seconds = [tz secondsFromGMTForDate: self];
return [NSDate dateWithTimeInterval: seconds sinceDate: self];
}
-(NSDate *) toGlobalTime
{
NSTimeZone *tz = [NSTimeZone defaultTimeZone];
NSInteger seconds = -[tz secondsFromGMTForDate: self];
return [NSDate dateWithTimeInterval: seconds sinceDate: self];
}
- (BOOL) isSameYearAsDate: (NSDate *) aDate
{
NSDateComponents *components1 = [CURRENT_CALENDAR components:NSCalendarUnitYear fromDate:self];
NSDateComponents *components2 = [CURRENT_CALENDAR components:NSCalendarUnitYear fromDate:aDate];
return (components1.year == components2.year);
}
- (NSDate *) dateByAddingMinutes: (NSInteger) dMinutes
{
NSTimeInterval aTimeInterval = [self timeIntervalSinceReferenceDate] + D_MINUTE * dMinutes;
NSDate *newDate = [NSDate dateWithTimeIntervalSinceReferenceDate:aTimeInterval];
return newDate;
}
- (NSDate*) dateByAddingHours:(NSInteger) hours {
unsigned unitFlags = NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay | NSCalendarUnitHour | NSCalendarUnitMinute | NSCalendarUnitSecond;
NSCalendar *gregorian = [NSCalendar currentCalendar];
NSDateComponents *comps = [gregorian components:unitFlags fromDate:self];
[comps setHour:[comps hour] + hours];
return [gregorian dateFromComponents:comps];
}
- (NSDate*) dateByAddingDays:(NSInteger) days {
unsigned unitFlags = NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay | NSCalendarUnitHour | NSCalendarUnitMinute | NSCalendarUnitSecond;
NSCalendar *gregorian = [NSCalendar currentCalendar];
NSDateComponents *comps = [gregorian components:unitFlags fromDate:self];
[comps setDay:[comps day] + days];
return [gregorian dateFromComponents:comps];
}
- (NSDate*) dateByAddingYears:(NSInteger) years {
unsigned unitFlags = NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay | NSCalendarUnitHour | NSCalendarUnitMinute | NSCalendarUnitSecond;
NSCalendar *gregorian = [NSCalendar currentCalendar];
NSDateComponents *comps = [gregorian components:unitFlags fromDate:self];
[comps setYear:[comps year] + years];
return [gregorian dateFromComponents:comps];
}
- (NSUInteger)daysAgo {
NSCalendar *calendar = [[self class] sharedCalendar];
NSDateComponents *components = [calendar components:(NSCalendarUnitDay)
fromDate:self
toDate:[NSDate date]
options:0];
return [components day];
}
- (NSUInteger)daysAgoAgainstMidnight {
// get a midnight version of ourself:
NSDateFormatter *mdf = [[NSDateFormatter alloc] init];
[mdf setDateFormat:@"yyyy-MM-dd"];
NSDate *midnight = [mdf dateFromString:[mdf stringFromDate:self]];
return (int)[midnight timeIntervalSinceNow] / (60*60*24) *-1;
}
- (NSString *)stringDaysAgo {
return [self stringDaysAgoAgainstMidnight:YES];
}
- (NSString *)stringDaysAgoAgainstMidnight:(BOOL)flag {
NSUInteger daysAgo = (flag) ? [self daysAgoAgainstMidnight] : [self daysAgo];
NSString *text = nil;
switch (daysAgo) {
case 0:
text = NSLocalizedString(@"Today", nil);
break;
case 1:
text = NSLocalizedString(@"Yesterday", nil);
break;
default:
text = [NSString stringWithFormat:@"%ld days ago", (long)daysAgo];
}
return text;
}
- (NSUInteger)hour {
NSCalendar *calendar = [[self class] sharedCalendar];
NSDateComponents *weekdayComponents = [calendar components:(NSCalendarUnitHour) fromDate:self];
return [weekdayComponents hour];
}
- (NSUInteger)minute {
NSCalendar *calendar = [[self class] sharedCalendar];
NSDateComponents *weekdayComponents = [calendar components:(NSCalendarUnitMinute) fromDate:self];
return [weekdayComponents minute];
}
- (NSUInteger)year {
NSCalendar *calendar = [[self class] sharedCalendar];
NSDateComponents *weekdayComponents = [calendar components:(NSCalendarUnitYear) fromDate:self];
return [weekdayComponents year];
}
- (long int)utcTimeStamp{
return lround(floor([self timeIntervalSince1970]));
}
- (NSUInteger)monthDay {
NSDateComponents *weekdayComponents = [[[self class] sharedCalendar] components:(NSCalendarUnitDay) fromDate:self];
return [weekdayComponents day];
}
- (NSUInteger)weekday {
NSDateComponents *weekdayComponents = [[[self class] sharedCalendar] components:(NSCalendarUnitWeekday) fromDate:self];
return [weekdayComponents weekday];
}
- (NSUInteger)month {
NSDateComponents *weekdayComponents = [[[self class] sharedCalendar] components:(NSCalendarUnitMonth) fromDate:self];
return [weekdayComponents month];
}
- (NSUInteger)weekNumber {
NSCalendar *calendar = [[self class] sharedCalendar];
NSDateComponents *dateComponents = [calendar components:(NSCalendarUnitWeekOfMonth) fromDate:self];
return [dateComponents weekOfYear];
}
- (NSString *)stringWithFormat:(NSString *)format {
NSDateFormatter *outputFormatter = [[NSDateFormatter alloc] init];
[outputFormatter setDateFormat:format];
NSString *timestamp_str = [outputFormatter stringFromDate:self];
return timestamp_str;
}
- (NSString *)stringWithFormat:(NSString *)format timeZone:(NSTimeZone*) timezone {
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
[formatter setDateFormat:format];
[formatter setTimeZone:timezone];
NSString *timestamp_str = [formatter stringFromDate:self];
return timestamp_str;
}
- (NSString *)string {
return [self stringWithFormat:[NSDate dbFormatString]];
}
- (NSString *)stringWithDateStyle:(NSDateFormatterStyle)dateStyle timeStyle:(NSDateFormatterStyle)timeStyle {
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
[formatter setDateStyle:dateStyle];
[formatter setTimeStyle:timeStyle];
NSString *outputString = [formatter stringFromDate:self];
return outputString;
}
- (NSDate *)beginningOfWeek {
// largely borrowed from "Date and Time Programming Guide for Cocoa"
// we'll use the default calendar and hope for the best
NSCalendar *calendar = [[self class] sharedCalendar];
NSDate *beginningOfWeek = nil;
BOOL ok = [calendar rangeOfUnit:NSCalendarUnitWeekOfMonth startDate:&beginningOfWeek
interval:NULL forDate:self];
if (ok) {
return beginningOfWeek;
}
// couldn't calc via range, so try to grab Sunday, assuming gregorian style
// Get the weekday component of the current date
NSDateComponents *weekdayComponents = [calendar components:NSCalendarUnitWeekday fromDate:self];
/*
Create a date components to represent the number of days to subtract from the current date.
The weekday value for Sunday in the Gregorian calendar is 1, so subtract 1 from the number of days to subtract from the date in question. (If today's Sunday, subtract 0 days.)
*/
NSDateComponents *componentsToSubtract = [[NSDateComponents alloc] init];
[componentsToSubtract setDay: 0 - ([weekdayComponents weekday] - 1)];
beginningOfWeek = nil;
beginningOfWeek = [calendar dateByAddingComponents:componentsToSubtract toDate:self options:0];
//normalize to midnight, extract the year, month, and day components and create a new date from those components.
NSDateComponents *components = [calendar components:(NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay)
fromDate:beginningOfWeek];
return [calendar dateFromComponents:components];
}
- (NSDate *)beginningOfDay {
NSCalendar *calendar = [[self class] sharedCalendar];
// Get the weekday component of the current date
NSDateComponents *components = [calendar components:(NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay)
fromDate:self];
return [calendar dateFromComponents:components];
}
- (NSDate *)endOfWeek {
NSCalendar *calendar = [[self class] sharedCalendar];
// Get the weekday component of the current date
NSDateComponents *weekdayComponents = [calendar components:NSCalendarUnitWeekday fromDate:self];
NSDateComponents *componentsToAdd = [[NSDateComponents alloc] init];
// to get the end of week for a particular date, add (7 - weekday) days
[componentsToAdd setDay:(7 - [weekdayComponents weekday])];
NSDate *endOfWeek = [calendar dateByAddingComponents:componentsToAdd toDate:self options:0];
return endOfWeek;
}
- (BOOL)isSameDayAsDate:(NSDate*)otherDate {
// From progrmr's answer...
NSCalendar* calendar = [NSCalendar currentCalendar];
unsigned unitFlags = NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay;
NSDateComponents* comp1 = [calendar components:unitFlags fromDate:self];
NSDateComponents* comp2 = [calendar components:unitFlags fromDate:otherDate];
return [comp1 day] == [comp2 day] &&
[comp1 month] == [comp2 month] &&
[comp1 year] == [comp2 year];
}
- (NSString *)getUniversalHourUppercaseString:(BOOL)uppercaseString {
NSDate *now = [NSDate date];
NSTimeInterval time = [self timeIntervalSinceDate:now];
if (time < 0) {
time *=-1;
if (time < 60) {
if (uppercaseString) {
return [NSLocalizedString(@"Poco fa", nil) uppercaseString];
}
return NSLocalizedString(@"Poco fa", nil);
} else if (time < 3600) {
int diff = round(time / 60);
if (diff == 1) {
if (uppercaseString) {
return [NSLocalizedString(@"1 Minuto fa", nil) uppercaseString];
}
return NSLocalizedString(@"1 Minuto fa", nil);
}
if (uppercaseString) {
return [[NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Minuti fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Minuti fa", nil)];
} else if (time < 86400) {
int diff = round(time / 60 / 60);
if (diff == 1) {
if (uppercaseString) {
return [NSLocalizedString(@"1 Ora fa", nil) uppercaseString];
}
return NSLocalizedString(@"1 Ora fa", nil);
}
if (uppercaseString) {
return [[NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Ore fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Ore fa", nil)];
} else {
NSInteger diff = round(time / 60 / 60 / 24);
switch (diff) {
case 1:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%@",NSLocalizedString(@"Ieri", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%@",NSLocalizedString(@"Ieri", nil)];
}
break;
case 2:
case 3:
case 4:
case 5:
case 6: {
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@", (long)diff, NSLocalizedString(@"Giorni fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@", (long)diff, NSLocalizedString(@"Giorni fa", nil)];
}
break;
default:{
NSInteger diffWeeks = round(time / 60 / 60 / 24 / 7);
switch (diffWeeks) {
case 1:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Settimana fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Settimana fa", nil)];
}
break;
case 2:
case 3:
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Settimane fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Settimane fa", nil)];
break;
default:{
NSInteger diffMounth = round(time / 60 /60 / 24 / 30);
switch (diffMounth) {
case 1: {
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffMounth,NSLocalizedString(@"Mese fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffMounth,NSLocalizedString(@"Mese fa", nil)];
}
break;
case 2:
case 3:
case 4:
case 5:
case 6:
case 7:
case 8:
case 9:
case 10:
case 11:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffMounth,NSLocalizedString(@"Mesi fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffMounth,NSLocalizedString(@"Mesi fa", nil)];
}
break;
default:{
NSInteger diffYears = round(time / 60 /60 / 24 / 365);
switch (diffYears) {
case 1:
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffYears,NSLocalizedString(@"Anno fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffYears,NSLocalizedString(@"Anno fa", nil)];
break;
default:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffYears,NSLocalizedString(@"Anni fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffYears,NSLocalizedString(@"Anni fa", nil)];
}
break;
}
}
break;
}
}
break;
}
}
break;
}
}
}
else {
if (time < 60) {
if (uppercaseString) {
return [NSLocalizedString(@"Tra poco", nil) uppercaseString];
}
return NSLocalizedString(@"Tra poco", nil);
} else if (time < 3600) {
int diff = round(time / 60);
if (diff == 1) {
if (uppercaseString) {
return [NSLocalizedString(@"Tra 1 minuto", nil) uppercaseString];
}
return NSLocalizedString(@"Tra 1 minuto", nil);
}
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d minuti", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d minuti", nil), diff];
} else if (time < 86400) {
int diff = round(time / 60 / 60);
if (diff == 1) {
if (uppercaseString) {
return [NSLocalizedString(@"Tra 1 ora", nil) uppercaseString];
}
return NSLocalizedString(@"Tra 1 ora", nil);
}
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d ore", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d ore", nil), diff];
} else {
NSInteger diff = round(time / 60 / 60 / 24);
switch (diff) {
case 1:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%@",NSLocalizedString(@"Domani", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%@",NSLocalizedString(@"Domani", nil)];
}
break;
case 2:
case 3:
case 4:
case 5:
case 6: {
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d giorni", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d giorni", nil), diff];
}
break;
default:{
NSInteger diffWeeks = round(time / 60 / 60 / 24 / 7);
switch (diffWeeks) {
case 1:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Tra 1 Settimana", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@",(long)diffWeeks,NSLocalizedString(@"Tra 1 Settimana", nil)];
}
break;
case 2:
case 3:
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d settimane", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d settimane", nil), diff];
break;
default:{
NSInteger diffMounth = round(time / 60 /60 / 24 / 30);
switch (diffMounth) {
case 1: {
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d mese", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d mese", nil), diff];
}
break;
case 2:
case 3:
case 4:
case 5:
case 6:
case 7:
case 8:
case 9:
case 10:
case 11:{
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d mesi", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d mesi", nil), diff];
}
break;
default:{
NSInteger diffYears = round(time / 60 /60 / 24 / 365);
switch (diffYears) {
case 1:
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d anno", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d anno", nil), diff];
break;
default:{
if (uppercaseString) {
return [[NSString stringWithFormat:NSLocalizedString(@"Tra %d anni", nil), diff] uppercaseString];
}
return [NSString stringWithFormat:NSLocalizedString(@"Tra %d anni", nil), diff];
}
break;
}
}
break;
}
}
break;
}
}
break;
}
}
}
}
- (NSString *)getNotificationUniversalHourUppercaseString:(BOOL)uppercaseString {
NSDate *now = [NSDate date];
NSTimeInterval time = [self timeIntervalSinceDate:now];
if (time < 0) {
time *=-1;
if (time < 60) {
if (uppercaseString) {
return [NSLocalizedString(@"Poco fa", nil) uppercaseString];
}
return NSLocalizedString(@"Poco fa", nil);
} else if (time < 3600) {
int diff = round(time / 60);
if (diff == 1) {
if (uppercaseString) {
return [NSLocalizedString(@"1 Minuto fa", nil) uppercaseString];
}
return NSLocalizedString(@"1 Minuto fa", nil);
}
if (uppercaseString) {
return [[NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Minuti fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Minuti fa", nil)];
} else if (time < 86400) {
int diff = round(time / 60 / 60);
if (diff == 1) {
if (uppercaseString) {
return [NSLocalizedString(@"1 Ora fa", nil) uppercaseString];
}
return NSLocalizedString(@"1 Ora fa", nil);
}
if (uppercaseString) {
return [[NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Ore fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%d %@", diff, NSLocalizedString(@"Ore fa", nil)];
} else {
NSInteger diff = round(time / 60 / 60 / 24);
switch (diff) {
case 1:{
if (uppercaseString) {
return [[NSString stringWithFormat:@"%@",NSLocalizedString(@"Ieri", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%@",NSLocalizedString(@"Ieri", nil)];
}
break;
case 2:
case 3:
case 4:
case 5:
case 6: {
if (uppercaseString) {
return [[NSString stringWithFormat:@"%ld %@", (long)diff, NSLocalizedString(@"Giorni fa", nil)] uppercaseString];
}
return [NSString stringWithFormat:@"%ld %@", (long)diff, NSLocalizedString(@"Giorni fa", nil)];
}
break;
default:{
if (uppercaseString) {
return [[self stringWithFormat:@"d MMM"] uppercaseString];
}
return [self stringWithFormat:@"d MMM"];
}
break;
}
}
}
return @"";
}
@end