source: trunk/macosx/NSStringAdditions.m @ 7024

Last change on this file since 7024 was 7024, checked in by livings124, 13 years ago

use NSIntegerMax and NSUIntegerMax

  • Property svn:keywords set to Date Rev Author Id
File size: 6.3 KB
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1/******************************************************************************
2 * $Id: NSStringAdditions.m 7024 2008-11-03 03:41:49Z livings124 $
3 *
4 * Copyright (c) 2005-2008 Transmission authors and contributors
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *****************************************************************************/
24
25#import "NSStringAdditions.h"
26#import "NSApplicationAdditions.h"
27#import <transmission.h>
28
29@implementation NSString (NSStringAdditions)
30
31+ (NSString *) ellipsis
32{
33        return [NSString stringWithUTF8String: "\xE2\x80\xA6"];
34}
35
36- (NSString *) stringByAppendingEllipsis
37{
38        return [self stringByAppendingString: [NSString ellipsis]];
39}
40
41+ (NSString *) stringForFileSize: (uint64_t) size
42{
43    if (size < 1024)
44        return [NSString stringWithFormat: @"%lld %@", size, NSLocalizedString(@"bytes", "File size - bytes")];
45
46    CGFloat convertedSize;
47    NSString * unit;
48    if (size < pow(1024, 2))
49    {
50        convertedSize = size / 1024.0f;
51        unit = NSLocalizedString(@"KB", "File size - kilobytes");
52    }
53    else if (size < pow(1024, 3))
54    {
55        convertedSize = size / powf(1024.0f, 2.0f);
56        unit = NSLocalizedString(@"MB", "File size - megabytes");
57    }
58    else if (size < pow(1024, 4))
59    {
60        convertedSize = size / powf(1024.0f, 3.0f);
61        unit = NSLocalizedString(@"GB", "File size - gigabytes");
62    }
63    else
64    {
65        convertedSize = size / powf(1024.0f, 4.0f);
66        unit = NSLocalizedString(@"TB", "File size - terabytes");
67    }
68   
69    //attempt to have minimum of 3 digits with at least 1 decimal
70    return convertedSize <= 9.995f ? [NSString localizedStringWithFormat: @"%.2f %@", convertedSize, unit]
71                                : [NSString localizedStringWithFormat: @"%.1f %@", convertedSize, unit];
72}
73
74+ (NSString *) stringForSpeed: (CGFloat) speed
75{
76    return [[self stringForSpeedAbbrev: speed] stringByAppendingString: NSLocalizedString(@"B/s", "Transfer speed (Bytes per second)")];
77}
78
79+ (NSString *) stringForSpeedAbbrev: (CGFloat) speed
80{
81    if (speed <= 999.95f) //0.0 K to 999.9 K
82        return [NSString localizedStringWithFormat: @"%.1f K", speed];
83   
84    speed /= 1024.0f;
85   
86    if (speed <= 99.995f) //0.98 M to 99.99 M
87        return [NSString localizedStringWithFormat: @"%.2f M", speed];
88    else if (speed <= 999.95f) //100.0 M to 999.9 M
89        return [NSString localizedStringWithFormat: @"%.1f M", speed];
90    else //insane speeds
91        return [NSString localizedStringWithFormat: @"%.2f G", (speed / 1024.0f)];
92}
93
94+ (NSString *) stringForRatio: (CGFloat) ratio
95{
96    if (ratio == TR_RATIO_NA)
97        return NSLocalizedString(@"N/A", "No Ratio");
98    else if (ratio == TR_RATIO_INF)
99        return [NSString stringWithUTF8String: "\xE2\x88\x9E"];
100    else;
101   
102    if (ratio <= 9.995f) //0.00 to 9.99
103        return [NSString localizedStringWithFormat: @"%.2f", ratio];
104    else if (ratio <= 99.95f) //10.0 to 99.9
105        return [NSString localizedStringWithFormat: @"%.1f", ratio];
106    else //rest are single digit
107        return [NSString localizedStringWithFormat: @"%.0f", ratio];
108}
109
110+ (NSString *) timeString: (uint64_t) seconds showSeconds: (BOOL) showSeconds
111{
112    return [NSString timeString: seconds showSeconds: showSeconds maxFields: NSUIntegerMax];
113}
114
115+ (NSString *) timeString: (NSUInteger) seconds showSeconds: (BOOL) showSeconds maxFields: (NSUInteger) max
116{
117    NSMutableArray * timeArray = [NSMutableArray arrayWithCapacity: MIN(max, 4)];
118    NSUInteger remaining = seconds;
119   
120    if (max > 0 && seconds >= (24 * 60 * 60))
121    {
122        NSInteger days = remaining / (24 * 60 * 60);
123        if (days == 1)
124            [timeArray addObject: NSLocalizedString(@"1 day", "time string")];
125        else
126            [timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%u days", "time string"), days]];
127        remaining %= (24 * 60 * 60);
128        max--;
129    }
130    if (max > 0 && seconds >= (60 * 60))
131    {
132        [timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%u hr", "time string"), remaining / (60 * 60)]];
133        remaining %= (60 * 60);
134        max--;
135    }
136    if (max > 0 && (!showSeconds || seconds >= 60))
137    {
138        [timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%u min", "time string"), remaining / 60]];
139        remaining %= 60;
140        max--;
141    }
142    if (max > 0 && showSeconds)
143        [timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%u sec", "time string"), remaining]];
144   
145    return [timeArray componentsJoinedByString: @" "];
146}
147
148- (NSComparisonResult) compareFinder: (NSString *) string
149{
150    NSInteger comparisonOptions = [NSApp isOnLeopardOrBetter] ? (NSCaseInsensitiveSearch | NSNumericSearch
151                                                            | NSWidthInsensitiveSearch | NSForcedOrderingSearch)
152                                                        : (NSCaseInsensitiveSearch | NSNumericSearch);
153    return [self compare: string options: comparisonOptions range: NSMakeRange(0, [self length]) locale: [NSLocale currentLocale]];
154}
155
156- (NSComparisonResult) compareNumeric: (NSString *) string
157{
158    NSInteger comparisonOptions = [NSApp isOnLeopardOrBetter] ? (NSNumericSearch | NSForcedOrderingSearch) : NSNumericSearch;
159    return [self compare: string options: comparisonOptions range: NSMakeRange(0, [self length]) locale: [NSLocale currentLocale]];
160}
161
162@end
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