Sample iOS Game Sharing High Score With UIActivityViewController

gistfile1.txt

- (void)share:(NSNotification *)notification {
    
    UIGraphicsBeginImageContextWithOptions(self.view.bounds.size, NO, 0);
    [self.view drawViewHierarchyInRect:self.view.bounds afterScreenUpdates:YES];
    UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();
    
    // high score stuff
    if ([[NSUserDefaults standardUserDefaults] objectForKey:@"score"]) {
        
        if ([[[NSUserDefaults standardUserDefaults] objectForKey:@"score"] respondsToSelector:@selector(intValue)]) {
            
            int highScore = [[[NSUserDefaults standardUserDefaults] objectForKey:@"score"] intValue];
            
            NSString *shareText = [NSString stringWithFormat:@"My Score is %i", highScore];
            
            NSArray *activityProviders = @[shareText, image];
            UIActivityViewController *activityViewController =
            [[UIActivityViewController alloc] initWithActivityItems:activityProviders  applicationActivities:nil];
            
            // tell the activity view controller which activities should NOT appear
            activityViewController.excludedActivityTypes = @[UIActivityTypeAddToReadingList,UIActivityTypePostToTencentWeibo, UIActivityTypeAirDrop,UIActivityTypePrint, UIActivityTypeAssignToContact];
            
            // display the options for sharing
            activityViewController.modalTransitionStyle = UIModalTransitionStyleCoverVertical;
            [self presentViewController:activityViewController animated:YES completion:nil];
            
        }
        
    }
    
}