How to Share an Image Tweet on Twitter in BackGround in iOS Simple method

- (void)shareTwitterImage:(UIImage *)image withMessage:(NSString *)sharedMsg

{

    ACAccountStore *accountStore = [[ACAccountStore alloc] init];

    ACAccountType *accountType = [accountStore accountTypeWithAccountTypeIdentifier:ACAccountTypeIdentifierTwitter];

    

    [accountStore requestAccessToAccountsWithType:accountType withCompletionHandler:^(BOOL granted, NSError *error)

     {

         if(granted)

         {

             NSArray *accountsArray = [accountStore accountsWithAccountType:accountType];

             

             if ([accountsArray count] > 0)

             {

                 ACAccount *twitterAccount = [accountsArray objectAtIndex:0];

                 

                 TWRequest *postRequest = [[TWRequest alloc] initWithURL:[NSURL URLWithString:@"https://upload.twitter.com/1/statuses/update_with_media.json"] parameters:[NSDictionary dictionaryWithObject:sharedMsg forKey:@"status"] requestMethod:TWRequestMethodPOST];

                 

                 [postRequest addMultiPartData:UIImagePNGRepresentation(image) withName:@"media" type:@"multipart/png"];

                 [postRequest setAccount:twitterAccount];

                 

                 [postRequest performRequestWithHandler:^(NSData *responseData, NSHTTPURLResponse *urlResponse, NSError *error)

                  {

                      //show status after done

                      NSString *output = [NSString stringWithFormat:@"HTTP response status: %i", [urlResponse statusCode]];

                      NSLog(@"Twiter post status : %@", output);

                  }];

             }

         }

     }];

}