source: trunk/macosx/NSStringAdditions.m @ 3886

Last change on this file since 3886 was 3886, checked in by livings124, 15 years ago

add stats window...right now the values mean nothing

File size: 5.0 KB
Line 
1/******************************************************************************
2 * $Id: StringAdditions.m 2869 2007-08-19 03:03:28Z livings124 $
3 *
4 * Copyright (c) 2005-2007 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    [self stringForLargeFileSizeGigs: size / 1073741824 bytes: size % 1073741824];
43}
44
45+ (NSString *) stringForLargeFileSizeGigs: (uint64_t) gigs bytes: (uint64_t) bytes
46{
47    float convertedSize;
48    NSString * unit;
49    if (gigs == 0)
50    {
51        if (bytes < 1024)
52            return [NSString stringWithFormat: NSLocalizedString(@"%lld bytes", "File size"), bytes];
53        else if (bytes < 1048576)
54        {
55            convertedSize = bytes / 1024.0;
56            unit = NSLocalizedString(@"KB", "File size");
57        }
58        else
59        {
60            convertedSize = bytes / 1048576.0;
61            unit = NSLocalizedString(@"MB", "File size");
62        }
63    }
64    else
65    {
66        if (gigs < 1024)
67        {
68            convertedSize = (float)gigs + bytes / 1073741824.0;
69            unit = NSLocalizedString(@"GB", "File size");
70        }
71        else
72        {
73            convertedSize = gigs / 1024.0;
74            unit = NSLocalizedString(@"TB", "File size");
75        }
76    }
77   
78    //attempt to have minimum of 3 digits with at least 1 decimal
79    return [NSString stringWithFormat: convertedSize < 10.0 ? @"%.2f %@" : @"%.1f %@", convertedSize, unit];
80}
81
82+ (NSString *) stringForSpeed: (float) speed
83{
84    if (speed < 0)
85        return NSLocalizedString(@"error", "Transfer speed invalid");
86   
87    return [[self stringForSpeedAbbrev: speed] stringByAppendingString:
88                    NSLocalizedString(@"B/s", "Transfer speed (Bytes per second)")];
89}
90
91+ (NSString *) stringForSpeedAbbrev: (float) speed
92{
93    if (speed < 0)
94        return NSLocalizedString(@"error", "Transfer speed invalid");
95   
96    if (speed < 1000.0) //0.0 K to 999.9 K
97        return [NSString stringWithFormat: @"%.1f K", speed];
98    else if (speed < 102400.0) //0.98 M to 99.99 M
99        return [NSString stringWithFormat: @"%.2f M", speed / 1024.0];
100    else if (speed < 1024000.0) //100.0 M to 999.9 M
101        return [NSString stringWithFormat: @"%.1f M", speed / 1024.0];
102    else //insane speeds
103        return [NSString stringWithFormat: @"%.2f G", speed / 1048576.0];
104}
105
106+ (NSString *) stringForRatio: (float) ratio
107{
108    if (ratio == TR_RATIO_NA)
109        return NSLocalizedString(@"N/A", "No Ratio");
110    else if (ratio < 0)
111        return NSLocalizedString(@"error", "Ratio invalid");
112    else;
113   
114    if (ratio < 10.0)
115        return [NSString stringWithFormat: @"%.2f", ratio];
116    else if (ratio < 100.0)
117        return [NSString stringWithFormat: @"%.1f", ratio];
118    else
119        return [NSString stringWithFormat: @"%.0f", ratio];
120}
121
122- (NSComparisonResult) compareIP: (NSString *) string
123{
124    NSArray * selfSections = [self componentsSeparatedByString: @"."],
125            * newSections = [string componentsSeparatedByString: @"."];
126   
127    if ([selfSections count] != [newSections count])
128        return [selfSections count] > [newSections count] ? NSOrderedDescending : NSOrderedAscending;
129
130    NSEnumerator * selfSectionsEnum = [selfSections objectEnumerator], * newSectionsEnum = [newSections objectEnumerator];
131    NSString * selfString, * newString;
132    NSComparisonResult result;
133    while ((selfString = [selfSectionsEnum nextObject]) && (newString = [newSectionsEnum nextObject]))
134        if ((result = [selfString compare: newString options: NSNumericSearch]) != NSOrderedSame)
135            return result;
136   
137    return NSOrderedSame;
138}
139
140@end
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