페이스북 앱에서 페이지 열기

참고 링크
http://stackoverflow.com/questions/4810803/open-facebook-page-from-android-app
http://stackoverflow.com/questions/16589367/open-link-to-facebook-page-from-ios-app



■ Android
-----------------------------------------------------------------------------------------------
String facebookID = "OOOOOOOOOOOOOOOO";

try
{
    Uri uri = Uri.parse( "fb://page/" + facebookID );
    startActivity( new Intent( Intent.ACTION_VIEW, uri ) );
}
catch ( Exception e )
{
    Intent i = new Intent( Intent.ACTION_VIEW );
    Uri u = Uri.parse( "http://www.facebook.com/" + facebookID );
    i.setData( u );
    startActivity( i );
}



■ iOS
-----------------------------------------------------------------------------------------------
NSString *facebookID = @"OOOOOOOOOOOOOOOO";

@try
{
    NSURL *facebookURL = [NSURL URLWithString:[NSString stringWithFormat:@"http://www.facebook.com/%@", facebookID]];

    if ( [[UIApplication sharedApplication] canOpenURL:facebookURL] )
    {
        [[UIApplication sharedApplication] openURL:facebookURL];
    }
}
@catch ( NSException *exception )
{
 
}