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// $Id$
#include "tao/HTTP_Parser.h"
#include "tao/HTTP_Client.h"
#include "tao/ORB.h"
#include "tao/Environment.h"
#include "tao/Object.h"
#include "ace/Read_Buffer.h"
#include "ace/Malloc_Base.h"
#include "ace/Log_Msg.h"
#include "ace/OS_NS_stdio.h"
#include "ace/OS_NS_string.h"
ACE_RCSID (tao,
HTTP_Parser,
"$Id$")
static const char file_prefix[] = "http:";
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
TAO_HTTP_Parser::~TAO_HTTP_Parser (void)
{
}
bool
TAO_HTTP_Parser::match_prefix (const char *ior_string) const
{
return (ACE_OS::strncmp (ior_string,
::file_prefix,
sizeof (::file_prefix) - 1) == 0);
}
CORBA::Object_ptr
TAO_HTTP_Parser::parse_string (const char *ior,
CORBA::ORB_ptr orb
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException))
{
// Skip the prefix, we know it is there because this method in only
// called if <match_prefix> returns 1.
const char *http_url =
ior + sizeof (::file_prefix) + 1;
ACE_TCHAR *hostname = 0;
ACE_TCHAR *filename = 0;
const ACE_TCHAR *ptr = 0;
u_short port = 80;
if (http_url[0] == '/')
{
filename = ACE_OS::strdup (http_url);
}
else
{
ptr = ACE_OS::strstr (http_url, ":");
if (ptr)
port = ACE_OS::atoi (ptr + 1);
else
ptr = ACE_OS::strstr (http_url, "/");
if(!ptr)
return 0;
else
{
size_t const host_len = ptr - http_url;
ACE_NEW_RETURN (hostname, char [host_len + 1], 0 );
ACE_OS::strncpy (hostname, http_url, host_len);
hostname [host_len] = '\0';
ptr = ACE_OS::strstr (ptr, "/");
if (ptr)
{
filename = ACE_OS::strdup(ptr);
}
else
return 0;
}
}
ACE_Message_Block* mb = 0;
ACE_NEW_THROW_EX (mb,
ACE_Message_Block (),
CORBA::INTERNAL ());
// Create a client
TAO_HTTP_Client client;
if (TAO_debug_level > 4)
{
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("TAO (%P|%t) HTTP_Parser::parse_string, getting IOR from <%s> <%s> <%d>\n"),
hostname, filename, port));
}
// Open the client
if (client.open (filename,
hostname,
port) == -1)
{
client.close ();
return 0;
}
delete [] hostname;
ACE_OS::free (filename);
// Read from it
if (client.read (mb) <= 0)
{
client.close ();
return 0;
}
// We get multiple message blocks back, concatenate them to
// one large string
ACE_CString string;
for (ACE_Message_Block * curr = mb; curr != 0; curr = curr->cont ())
string += curr->rd_ptr();
CORBA::Object_ptr object = CORBA::Object::_nil ();
ACE_TRY
{
object = orb->string_to_object (string.c_str() ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
}
ACE_CATCHANY
{
ACE_RE_THROW;
}
ACE_ENDTRY;
ACE_CHECK_RETURN (CORBA::Object::_nil ());
return object;
}
TAO_END_VERSIONED_NAMESPACE_DECL
ACE_STATIC_SVC_DEFINE (TAO_HTTP_Parser,
ACE_TEXT ("HTTP_Parser"),
ACE_SVC_OBJ_T,
&ACE_SVC_NAME (TAO_HTTP_Parser),
ACE_Service_Type::DELETE_THIS |
ACE_Service_Type::DELETE_OBJ,
0)
ACE_FACTORY_DEFINE (TAO, TAO_HTTP_Parser)
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