96 lines
1.8 KiB
Objective-C
96 lines
1.8 KiB
Objective-C
//
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// GameMetadataReader.m
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// GME
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//
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// Created by Vincent Spader on 10/12/07.
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// Copyright 2007 __MyCompanyName__. All rights reserved.
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//
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#import "GameMetadataReader.h"
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#import "GameDecoder.h"
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#import <GME/gme.h>
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@implementation GameMetadataReader
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+ (NSArray *)fileTypes
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{
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return [GameDecoder fileTypes];
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}
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+ (NSArray *)mimeTypes
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{
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return [GameDecoder mimeTypes];
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}
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+ (NSDictionary *)metadataForURL:(NSURL *)url
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{
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id audioSourceClass = NSClassFromString(@"AudioSource");
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id<CogSource> source = [audioSourceClass audioSourceForURL:url];
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if (![source open:url])
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return 0;
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if (![source seekable])
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return 0;
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NSString *ext = [[[url path] pathExtension] lowercaseString];
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gme_type_t type = gme_identify_extension([ext UTF8String]);
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if (!type)
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{
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NSLog(@"No type!");
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return NO;
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}
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Music_Emu* emu;
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emu = gme_new_emu(type, gme_info_only);
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if (!emu)
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{
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NSLog(@"No new emu!");
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return NO;
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}
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[source seek:0 whence:SEEK_END];
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long size = [source tell];
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[source seek:0 whence:SEEK_SET];
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gme_err_t error;
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error = gme_load_custom(emu, readCallback, size, source);
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if (error)
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{
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NSLog(@"ERROR Loding file!");
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return NO;
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}
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int track_num;
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if ([[url fragment] length] == 0)
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track_num = 0;
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else
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track_num = [[url fragment] intValue];
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gme_info_t * info;
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error = gme_track_info( emu, &info, track_num );
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if (error)
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{
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NSLog(@"Unable to get track info");
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}
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gme_delete(emu);
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NSDictionary * dict = [NSDictionary dictionaryWithObjectsAndKeys:
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[NSString stringWithUTF8String: info->system], @"genre",
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[NSString stringWithUTF8String: info->game], @"album",
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[NSString stringWithUTF8String: info->song], @"title",
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[NSString stringWithUTF8String: info->author], @"artist",
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[NSNumber numberWithInt:track_num+1], @"track",
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nil];
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gme_free_info( info );
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return dict;
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}
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@end
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