5 // Created by Mike Mayo on 12/7/10.
6 // The OpenStack project is provided under the Apache 2.0 license.
9 #import "StorageObject.h"
10 #import "ComputeModel.h"
11 #import "NSObject+NSCoding.h"
14 @implementation StorageObject
16 @synthesize name, fullPath, hash, bytes, contentType, lastModified, data, publicURI, metadata;
19 #pragma mark Serialization
21 - (void)encodeWithCoder:(NSCoder *)coder {
22 [self autoEncodeWithCoder:coder];
24 [coder encodeObject:name forKey:@"name"];
25 [coder encodeObject:fullPath forKey:@"fullPath"];
26 [coder encodeObject:hash forKey:@"hash"];
27 [coder encodeInt:bytes forKey:@"bytes"];
28 [coder encodeObject:contentType forKey:@"contentType"];
29 [coder encodeObject:lastModified forKey:@"lastModified"];
30 // not persisting data to save space
31 [coder encodeObject:metadata forKey:@"metadata"];
35 - (id)initWithCoder:(NSCoder *)coder {
38 [self autoDecode:coder];
40 name = [[coder decodeObjectForKey:@"name"] retain];
41 fullPath = [[coder decodeObjectForKey:@"fullPath"] retain];
42 hash = [[coder decodeObjectForKey:@"hash"] retain];
43 bytes = [coder decodeIntForKey:@"bytes"];
44 contentType = [[coder decodeObjectForKey:@"contentType"] retain];
45 lastModified = [[coder decodeObjectForKey:@"lastModified"] retain];
46 data = [[coder decodeObjectForKey:@"data"] retain];
47 metadata = [[coder decodeObjectForKey:@"metadata"] retain];
56 + (StorageObject *)fromJSON:(NSDictionary *)dict {
58 StorageObject *object = [[[StorageObject alloc] init] autorelease];
60 object.name = [dict objectForKey:@"name"]; // this may be shortened by folder parsing later
61 object.fullPath = [dict objectForKey:@"name"];
62 object.hash = [dict objectForKey:@"hash"];
63 object.bytes = [[dict objectForKey:@"bytes"] intValue];
64 object.contentType = [dict objectForKey:@"content_type"];
65 object.lastModified = [ComputeModel dateFromString:[dict objectForKey:@"last_modified"]];
66 object.publicURI = [dict objectForKey:@"x_object_public"];
68 object.metadata = [NSMutableDictionary dictionary];
69 for (NSString *key in dict) {
70 if ([key hasPrefix:@"x_object_meta_"]) {
71 NSString *metadataKey = [key substringFromIndex:14];
72 [object.metadata setObject:[dict objectForKey:key] forKey:metadataKey];
80 #pragma mark Presentation
82 -(NSString *)humanizedBytes {
84 if (self.bytes >= 1024000000) {
85 result = [NSString stringWithFormat:@"%.2f GiB", self.bytes / 1024000000.0];
86 } else if (self.bytes >= 1024000) {
87 result = [NSString stringWithFormat:@"%.2f MiB", self.bytes / 1024000.0];
88 } else if (self.bytes >= 1024) {
89 result = [NSString stringWithFormat:@"%.2f KiB", self.bytes / 1024.0];
91 result = [NSString stringWithFormat:@"%i bytes", self.bytes];
96 - (BOOL)isPlayableMedia {
98 // check file extension
99 NSString *extensionPattern = @"^.+\\.((mov)|(m4a)|(mp3)|(wav)|(aiff)|(aac)|(aif)|(aifc)|(amr)|(caf)|(m2a)|(m4p)|(mp4)|(mpv)|(3gp))$";
100 NSRegularExpression *extensionRegex = [NSRegularExpression regularExpressionWithPattern:extensionPattern options:NSRegularExpressionCaseInsensitive error:nil];
101 NSInteger matches = [extensionRegex numberOfMatchesInString:self.name options:0 range:NSMakeRange(0, [self.name length])];
103 // check content type
104 NSString *contentTypePattern = @"^(video|audio)/";
105 NSRegularExpression *contentTypeRegex = [NSRegularExpression regularExpressionWithPattern:contentTypePattern options:NSRegularExpressionCaseInsensitive error:nil];
106 matches += [contentTypeRegex numberOfMatchesInString:self.contentType options:0 range:NSMakeRange(0, [self.contentType length])];
111 - (NSComparisonResult)compare:(StorageObject *)anObject {
112 return [self.name caseInsensitiveCompare:anObject.name];
116 #pragma mark Memory Management
122 [contentType release];
123 [lastModified release];