WPApi.m

- (void)getPostsWithSuccess:(void (^)(NSArray *))successBlock
                    failure:(void (^)(NSError *))failureBlock
{
    [self getPath:@"feed/atom/" parameters:nil
          success:^(AFHTTPRequestOperation *operation, id responseObject) {
              if (successBlock) {
                  NSXMLParser *parser = [[NSXMLParser alloc] initWithData:responseObject];
                  WPAtomHandler *handler = [[WPAtomHandler alloc] init];
                  parser.delegate = handler;
                  [parser parse];
                  
                  successBlock(handler.entries);
              }
          }
          failure:^(AFHTTPRequestOperation *operation, NSError *error) {
              if (failureBlock) {
                  failureBlock(error);
              }
          }];
}