transmission/macosx/NSStringAdditions.m

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/******************************************************************************
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* $Id$
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*
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* Copyright (c) 2005-2009 Transmission authors and contributors
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*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*****************************************************************************/
#import "NSStringAdditions.h"
#import "NSApplicationAdditions.h"
#import "utils.h"
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#import <transmission.h>
@implementation NSString (NSStringAdditions)
+ (NSString *) ellipsis
{
return [NSString stringWithUTF8String: "\xE2\x80\xA6"];
}
- (NSString *) stringByAppendingEllipsis
{
return [self stringByAppendingString: [NSString ellipsis]];
}
+ (NSString *) stringForFileSize: (uint64_t) size
{
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if (size < 1024)
{
if (size != 1)
return [NSString stringWithFormat: @"%lld %@", size, NSLocalizedString(@"bytes", "File size - bytes")];
else
return NSLocalizedString(@"1 byte", "File size - bytes");
}
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CGFloat convertedSize;
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NSString * unit;
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if (size < pow(1024, 2))
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{
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convertedSize = size / 1024.0f;
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unit = NSLocalizedString(@"KB", "File size - kilobytes");
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}
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else if (size < pow(1024, 3))
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{
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convertedSize = size / powf(1024.0f, 2.0f);
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unit = NSLocalizedString(@"MB", "File size - megabytes");
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}
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else if (size < pow(1024, 4))
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{
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convertedSize = size / powf(1024.0f, 3.0f);
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unit = NSLocalizedString(@"GB", "File size - gigabytes");
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}
else
{
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convertedSize = size / powf(1024.0f, 4.0f);
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unit = NSLocalizedString(@"TB", "File size - terabytes");
}
//attempt to have minimum of 3 digits with at least 1 decimal
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return convertedSize <= 9.995f ? [NSString localizedStringWithFormat: @"%.2f %@", convertedSize, unit]
: [NSString localizedStringWithFormat: @"%.1f %@", convertedSize, unit];
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}
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+ (NSString *) stringForSpeed: (CGFloat) speed
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{
return [[self stringForSpeedAbbrev: speed] stringByAppendingString: NSLocalizedString(@"B/s", "Transfer speed (Bytes per second)")];
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}
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+ (NSString *) stringForSpeedAbbrev: (CGFloat) speed
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{
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if (speed <= 999.95f) //0.0 K to 999.9 K
return [NSString localizedStringWithFormat: @"%.1f K", speed];
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speed /= 1024.0f;
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if (speed <= 99.995f) //0.98 M to 99.99 M
return [NSString localizedStringWithFormat: @"%.2f M", speed];
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else if (speed <= 999.95f) //100.0 M to 999.9 M
return [NSString localizedStringWithFormat: @"%.1f M", speed];
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else //insane speeds
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return [NSString localizedStringWithFormat: @"%.2f G", (speed / 1024.0f)];
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}
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+ (NSString *) stringForRatio: (CGFloat) ratio
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{
//N/A is different than libtransmission's
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if (ratio == TR_RATIO_NA)
return NSLocalizedString(@"N/A", "No Ratio");
char buf[50];
return [NSString stringWithUTF8String: tr_strratio(buf, sizeof(buf), ratio, "\xE2\x88\x9E")];
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}
+ (NSString *) timeString: (uint64_t) seconds showSeconds: (BOOL) showSeconds
{
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return [NSString timeString: seconds showSeconds: showSeconds maxFields: NSUIntegerMax];
}
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+ (NSString *) timeString: (uint64_t) seconds showSeconds: (BOOL) showSeconds maxFields: (NSUInteger) max
{
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NSMutableArray * timeArray = [NSMutableArray arrayWithCapacity: MIN(max, 4)];
NSUInteger remaining = seconds;
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if (max > 0 && seconds >= (24 * 60 * 60))
{
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NSUInteger days = remaining / (24 * 60 * 60);
if (days == 1)
[timeArray addObject: NSLocalizedString(@"1 day", "time string")];
else
[timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%u days", "time string"), days]];
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remaining %= (24 * 60 * 60);
max--;
}
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if (max > 0 && seconds >= (60 * 60))
{
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[timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%u hr", "time string"), remaining / (60 * 60)]];
remaining %= (60 * 60);
max--;
}
if (max > 0 && (!showSeconds || seconds >= 60))
{
[timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%u min", "time string"), remaining / 60]];
remaining %= 60;
max--;
}
if (max > 0 && showSeconds)
[timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%u sec", "time string"), remaining]];
return [timeArray componentsJoinedByString: @" "];
}
//also used in InfoWindow.xib
- (NSComparisonResult) compareFinder: (NSString *) string
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{
if ([NSApp isOnSnowLeopardOrBetter])
return [self localizedStandardCompare: string];
else
{
const NSInteger comparisonOptions = NSCaseInsensitiveSearch | NSNumericSearch | NSWidthInsensitiveSearch | NSForcedOrderingSearch;
return [self compare: string options: comparisonOptions range: NSMakeRange(0, [self length]) locale: [NSLocale currentLocale]];
}
}
- (NSComparisonResult) compareNumeric: (NSString *) string
{
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const NSInteger comparisonOptions = NSNumericSearch | NSForcedOrderingSearch;
return [self compare: string options: comparisonOptions range: NSMakeRange(0, [self length]) locale: [NSLocale currentLocale]];
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}
@end