8cf37cadf3
Most file formats the player supports may or may not have UTF-8 safe strings in their metadata. This should not be assumed to be UTF-8, and when it is assumed, it results in nil NSString objects, which results in inline initializers crashing due to uncaught exceptions. Signed-off-by: Christopher Snowhill <kode54@gmail.com>
73 lines
1.6 KiB
Text
73 lines
1.6 KiB
Text
//
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// AdPlugMetadataReader.m
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// AdPlug
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//
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// Created by Christopher Snowhill on 1/27/18.
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// Copyright 2018 __LoSnoCo__. All rights reserved.
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//
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#import "AdPlugMetadataReader.h"
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#import "AdPlugDecoder.h"
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#import <libAdPlug/adplug.h>
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#import <libAdPlug/silentopl.h>
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#import "fileprovider.h"
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#import "Logging.H"
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@implementation AdPlugMetadataReader
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+ (NSArray *)fileTypes {
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return [AdPlugDecoder fileTypes];
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}
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+ (NSArray *)mimeTypes {
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return [AdPlugDecoder mimeTypes];
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}
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+ (float)priority {
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return [AdPlugDecoder priority];
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}
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+ (NSDictionary *)metadataForURL:(NSURL *)url {
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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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Copl *p_emu = new CSilentopl;
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NSString *path = [url absoluteString];
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NSRange fragmentRange = [path rangeOfString:@"#" options:NSBackwardsSearch];
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if(fragmentRange.location != NSNotFound) {
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path = [path substringToIndex:fragmentRange.location];
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}
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std::string _path = [[path stringByRemovingPercentEncoding] UTF8String];
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CPlayer *p_player = CAdPlug::factory(_path, p_emu, CAdPlug::players, CProvider_cog(_path, source));
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if(!p_player) {
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delete p_emu;
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return 0;
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}
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NSString *title = @"";
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NSString *artist = @"";
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if(!p_player->gettitle().empty())
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title = guess_encoding_of_string(p_player->gettitle().c_str());
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if(!p_player->getauthor().empty())
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artist = guess_encoding_of_string(p_player->getauthor().c_str());
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delete p_player;
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delete p_emu;
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return @{@"title": title, @"artist": artist};
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}
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@end
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