<?vsp 
--  
--  $Id: vs_s_2_sample_1.vsp,v 1.2.2.1 2012/03/08 12:55:16 source Exp $
--  
--  This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
--  project.
--  
--  Copyright (C) 1998-2012 OpenLink Software
--  
--  This project is free software; you can redistribute it and/or modify it
--  under the terms of the GNU General Public License as published by the
--  Free Software Foundation; only version 2 of the License, dated June 1991.
--  
--  This program is distributed in the hope that it will be useful, but
--  WITHOUT ANY WARRANTY; without even the implied warranty of
--  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
--  General Public License for more details.
--  
--  You should have received a copy of the GNU General Public License along
--  with this program; if not, write to the Free Software Foundation, Inc.,
--  51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
--  
--  

  declare err, thispath, parentpath varchar;
  thispath := left(http_physical_path(),strrchr(http_physical_path(),'/'));
  parentpath := left(thispath,strrchr(thispath,'/'));
  err := null;

  if ('Retrieve' = {?'get'})
    {
      declare url varchar;
      url := {?'url'};
      if (url not like 'http://%')
	{
         err := 'An invalid URL passed';
	}
      else
	{
	  declare exit handler for sqlstate '*' { err := concat (__SQL_STATE, ' ', __SQL_MESSAGE); goto err; };
	  {
	    declare body any;
	    declare return_header any;
	    body := http_get(url,return_header);
	    http('<pre>');
	    foreach(any hdr in return_header)do
  	    http(hdr);
	    http('</pre><hr/>');
	    http(body);
	  }
	  return;
	}
    }
err:
?>
<HTML>
<head><link rel="stylesheet" type="text/css" href="<?=parentpath?>/demo.css"></head>
<BODY>
<?vsp
   if (err is not null)
     {
       ?>
<H3>The requested URL (<?= {?'url'} ?>) was not found</H3>
      <?vsp
       http (sprintf ('<p style="color: red"><b>Error: %s</b></p>', err));
     }
?>
<form method="post" action="<?=http_path()?>">
<table class="tableentry">
<tr><td>1. Enter a URL to retrieve</td><td><input type="text" name="url" size="45" value="http://<?V DB.DBA.HTTP_GET_HOST() ?>/vs_s_2/"></td></tr>
<tr><td>2. Press "Retrieve"</td><td><input type="submit" name="get" value="Retrieve"></td></tr>
</table>
</form>
</BODY>
</HTML>
