source: trunk/macosx/NSStringAdditions.m @ 5117

Last change on this file since 5117 was 5117, checked in by livings124, 14 years ago

temp code for testing time output

File size: 5.9 KB
Line 
1/******************************************************************************
2 * $Id$
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 <transmission.h>
27
28@implementation NSString (NSStringAdditions)
29
30+ (NSString *) ellipsis
31{
32        return [NSString stringWithUTF8String: "\xE2\x80\xA6"];
33}
34
35- (NSString *) stringByAppendingEllipsis
36{
37        return [self stringByAppendingString: [NSString ellipsis]];
38}
39
40+ (NSString *) stringForFileSize: (uint64_t) size
41{
42    if (size < 1024)
43        return [NSString stringWithFormat: NSLocalizedString(@"%lld bytes", "File size"), size];
44
45    float convertedSize;
46    NSString * unit;
47    if (size < 1048576)
48    {
49        convertedSize = size / 1024.0;
50        unit = NSLocalizedString(@"KB", "File size");
51    }
52    else if (size < 1073741824)
53    {
54        convertedSize = size / 1048576.0;
55        unit = NSLocalizedString(@"MB", "File size");
56    }
57    else if (size < 1099511627776.0)
58    {
59        convertedSize = size / 1073741824.0;
60        unit = NSLocalizedString(@"GB", "File size");
61    }
62    else
63    {
64        convertedSize = size / 1099511627776.0;
65        unit = NSLocalizedString(@"TB", "File size");
66    }
67   
68    //attempt to have minimum of 3 digits with at least 1 decimal
69    return [NSString stringWithFormat: convertedSize < 10.0 ? @"%.2f %@" : @"%.1f %@", convertedSize, unit];
70}
71
72+ (NSString *) stringForSpeed: (float) speed
73{
74    return [[self stringForSpeedAbbrev: speed] stringByAppendingString: NSLocalizedString(@"B/s", "Transfer speed (Bytes per second)")];
75}
76
77+ (NSString *) stringForSpeedAbbrev: (float) speed
78{
79    if (speed < 1000.0) //0.0 K to 999.9 K
80        return [NSString stringWithFormat: @"%.1f K", speed];
81    else if (speed < 102400.0) //0.98 M to 99.99 M
82        return [NSString stringWithFormat: @"%.2f M", speed / 1024.0];
83    else if (speed < 1024000.0) //100.0 M to 999.9 M
84        return [NSString stringWithFormat: @"%.1f M", speed / 1024.0];
85    else //insane speeds
86        return [NSString stringWithFormat: @"%.2f G", speed / 1048576.0];
87}
88
89+ (NSString *) stringForRatio: (float) ratio
90{
91    if (ratio == TR_RATIO_NA)
92        return NSLocalizedString(@"N/A", "No Ratio");
93    else if (ratio == TR_RATIO_INF)
94        return [NSString stringWithUTF8String: "\xE2\x88\x9E"];
95    else;
96   
97    if (ratio < 10.0)
98        return [NSString stringWithFormat: @"%.2f", ratio];
99    else if (ratio < 100.0)
100        return [NSString stringWithFormat: @"%.1f", ratio];
101    else
102        return [NSString stringWithFormat: @"%.0f", ratio];
103}
104
105+ (NSString *) timeString: (uint64_t) seconds showSeconds: (BOOL) showSeconds
106{
107    return [NSString timeString: seconds showSeconds: showSeconds maxDigits: UINT_MAX];
108}
109
110+ (NSString *) timeString: (NSUInteger) seconds showSeconds: (BOOL) showSeconds maxDigits: (NSUInteger) max
111{
112    NSLog(@"seconds: %u max digits: %u", seconds, max);
113    NSMutableArray * timeArray = [NSMutableArray arrayWithCapacity: MIN(max, 4)];
114    uint64_t remaining = seconds;
115   
116    if (max > 0 && seconds >= 86400) //24 * 60 * 60
117    {
118        int days = remaining / 86400;
119        if (days == 1)
120            [timeArray addObject: NSLocalizedString(@"1 day", "time string")];
121        else
122            [timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%d days", "time string"), days]];
123        remaining %= 86400;
124        max--;
125    }
126    if (max > 0 && seconds >= 3600) //60 * 60
127    {
128        [timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%d hr", "time string"), remaining / 3600]];
129        remaining %= 3600;
130        max--;
131    }
132    if (max > 0 && (!showSeconds || seconds >= 60))
133    {
134        [timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%d min", "time string"), remaining / 60]];
135        remaining %= 60;
136        max--;
137    }
138    if (max > 0 && showSeconds)
139        [timeArray addObject: [NSString stringWithFormat: NSLocalizedString(@"%d sec", "time string"), remaining]];
140   
141    return [timeArray componentsJoinedByString: @" "];
142}
143
144- (NSComparisonResult) compareIP: (NSString *) string
145{
146    NSArray * selfSections = [self componentsSeparatedByString: @"."],
147            * newSections = [string componentsSeparatedByString: @"."];
148   
149    if ([selfSections count] != [newSections count])
150        return [selfSections count] > [newSections count] ? NSOrderedDescending : NSOrderedAscending;
151
152    NSEnumerator * selfSectionsEnum = [selfSections objectEnumerator], * newSectionsEnum = [newSections objectEnumerator];
153    NSString * selfString, * newString;
154    NSComparisonResult result;
155    while ((selfString = [selfSectionsEnum nextObject]) && (newString = [newSectionsEnum nextObject]))
156        if ((result = [selfString compare: newString options: NSNumericSearch]) != NSOrderedSame)
157            return result;
158   
159    return NSOrderedSame;
160}
161
162@end
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