static int w_xcaps_get(sip_msg_t* msg, char* puri, char* ppath)
{
	struct sip_uri turi;
	str uri;
	str path;
	str etag;
	str body;
	int ret = 0;
	xcap_uri_t xuri;
	str *ctype;

	if(puri==0 || ppath==0)
	{
		LM_ERR("invalid parameters\n");
		return -1;
	}

	if(fixup_get_svalue(msg, (gparam_p)puri, &uri)!=0)
	{
		LM_ERR("unable to get uri\n");
		return -1;
	}
	if(uri.s==NULL || uri.len == 0)
	{
		LM_ERR("invalid uri parameter\n");
		return -1;
	}

	if(fixup_get_svalue(msg, (gparam_p)ppath, &path)!=0)
	{
		LM_ERR("unable to get path\n");
		return -1;
	}
	if(path.s==NULL || path.len == 0)
	{
		LM_ERR("invalid path parameter\n");
		return -1;
	}

	if(parse_uri(uri.s, uri.len, &turi)!=0)
	{
		LM_ERR("parsing uri parameter\n");
		goto error;
	}

	if(xcap_parse_uri(&path, &xcaps_root, &xuri)<0)
	{
		LM_ERR("cannot parse xcap uri [%.*s]\n",
				path.len, path.s);
		goto error;
	}

	if((ret=xcaps_get_db_etag(&turi.user, &turi.host, &xuri, &etag))<0)
	{ 
		LM_ERR("could not fetch etag for xcap document\n");
		goto error;
	}
	if (ret==1)
	{
		/* doc not found */
		xcaps_send_reply(msg, 404, &xcaps_str_notfound, &xcaps_str_empty,
				&xcaps_str_empty, &xcaps_str_empty);
		return 1;
	}
	
	if((ret=check_preconditions(msg, etag))==-1)
	{
		xcaps_send_reply(msg, 412, &xcaps_str_precon, &xcaps_str_empty,
				&xcaps_str_empty, &xcaps_str_empty);
		return -2;
	} else if (ret==-2) {
		xcaps_send_reply(msg, 304, &xcaps_str_notmod, &xcaps_str_empty,
				&xcaps_str_empty, &xcaps_str_empty);
		return -2;
	}

	if((ret=xcaps_get_db_doc(&turi.user, &turi.host, &xuri, &body))<0)
	{
		LM_ERR("could not fetch xcap document\n");
		goto error;
	}
	
	if (xuri.node.s != NULL) 
	{		
		if(xcaps_xpath_hack(&body, 0)<0)
		{
			LM_ERR("could not hack xcap document\n");
			goto error;
		}
		
		if(xcaps_xpath_get(&body, &xuri.node, &body)<0)
		{
			LM_ERR("could not filter xml document\n");
			goto error;
		}
		
		if(xcaps_xpath_hack(&body, 1)<0)
		{
			LM_ERR("could not hack xcap document\n");
			goto error;
		}
	} 
	
	if(ret==0)
	{
		/* doc found */
		ctype = &xcaps_str_appxml;
		if(xuri.type==RESOURCE_LIST)
			ctype = &xcaps_str_apprlxml;
		else if(xuri.type==PRES_RULES)
			ctype = &xcaps_str_appapxml;
		else if(xuri.type==RLS_SERVICE)
			ctype = &xcaps_str_apprsxml;
		else if(xuri.type==USER_PROFILE)
			ctype = &xcaps_str_appupxml;
		else if(xuri.type==PRES_CONTENT)
			ctype = &xcaps_str_apppcxml;
		else if(xuri.type==PIDF_MANIPULATION)
			ctype = &xcaps_str_apppdxml;
		xcaps_send_reply(msg, 200, &xcaps_str_ok, &etag,
				ctype, &body);
	} else {
		/* doc not found */
		xcaps_send_reply(msg, 404, &xcaps_str_notfound, &xcaps_str_empty,
				&xcaps_str_empty, &xcaps_str_empty);
	}
	return 1;

error:
	xcaps_send_reply(msg, 500, &xcaps_str_srverr, &xcaps_str_empty,
				&xcaps_str_empty, &xcaps_str_empty);
	return -1;
}