unzipping an embedded tune pack

UnzipEmbeddedPack.m

-(void)unzipEmbeddedPack{

    NSString *embeddedPackPath = [NSString stringWithFormat:@"%@/packName.zip", [[NSBundle mainBundle] resourcePath]];
    ZipArchive *za = [[ZipArchive alloc] init];
    [za UnzipOpenFile:embeddedPackPath Password:@"abf26a4849e5d97882fcdce5757ae6028281192a"];
    //make sure to unzip to tune packs on disk
    
    NSError *deleteError = nil;
    [[NSFileManager defaultManager] removeItemAtPath:embeddedPackPath error:&deleteError];
    if(deleteError != nil) NSLog(@"error deleting: %@", deleteError);
}