DouKaku?

#import <Foundation/Foundation.h>
#import <Appkit/Appkit.h>

@interface AppController : NSObject
{
  NSURLConnection* connection;
  NSMutableData* buffer;
}
@end

@implementation AppController

- (void)dealloc
{
  [connection release];
  [buffer release];
  [super dealloc];
}

- (void)startRequest
{
  buffer = [NSMutableData data];
  NSURL* url = [NSURL URLWithString:@"http://ja.doukaku.org/feeds/comments/"];
  NSMutableURLRequest* req = [NSMutableURLRequest requestWithURL:url cachePolicy:NSURLRequestUseProtocolCachePolicy timeoutInterval:30.0];
  [req setHTTPMethod:@"GET"];
  connection = [[NSURLConnection alloc] initWithRequest:req delegate:self];
}

- (void)connectionDidFinishLoading:(NSURLConnection*)conn
{
  NSXMLDocument* doc = [[[NSXMLDocument alloc] initWithData:buffer options:0 error:NULL] autorelease];
  if (doc) {
    NSArray* nodes = [doc nodesForXPath:@"//lastBuildDate" error:NULL];
    for (id obj in nodes) {
      NSLog(@"%@", [obj stringValue]);
    }
  }

  [NSApp terminate:self];
}

- (void)connection:(NSURLConnection*)conn didFailWithError:(NSError*)err
{
  NSLog(@"error");
  [NSApp terminate:self];
}

- (void)connection:(NSURLConnection*)conn didReceiveData:(NSData*)data
{
  [buffer appendData:data];
}

@end

int main(int argc, char** argv)
{
  id pool = [NSAutoreleasePool new];
  [NSApplication sharedApplication];
  id controller = [[[AppController alloc] init] autorelease];
  [controller startRequest];
  [NSApp run];
  [pool release];
  return 0;
}