BESVersionResponseHandler.cc

// BESVersionResponseHandler.cc
 
// This file is part of bes, A C++ back-end server implementation framework
// for the OPeNDAP Data Access Protocol.
 
// Copyright (c) 2004-2009 University Corporation for Atmospheric Research
// Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
// 
// This library 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
// Lesser General Public License for more details.
// 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//
// You can contact University Corporation for Atmospheric Research at
// 3080 Center Green Drive, Boulder, CO 80301
 
// (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
// Please read the full copyright statement in the file COPYRIGHT_UCAR.
//
// Authors:
//      pwest       Patrick West <pwest@ucar.edu>
//      jgarcia     Jose Garcia <jgarcia@ucar.edu>
 
#include "config.h"
 
#include <vector>
#include <string>
 
using std::vector;
using std::string;
using std::ostream;
 
#include "BESVersionResponseHandler.h"
#include "BESVersionInfo.h"
#include "BESRequestHandlerList.h"
#include "BESResponseNames.h"
#include "ServerAdministrator.h"
#include "TheBESKeys.h"
 
#define DEFAULT_ADMINISTRATOR "support@opendap.org"
 
BESVersionResponseHandler::BESVersionResponseHandler(const string &name) :
    BESResponseHandler(name)
{
}
 
BESVersionResponseHandler::~BESVersionResponseHandler()
{
}

void BESVersionResponseHandler::execute(BESDataHandlerInterface &dhi)
{
    BESVersionInfo *info = new BESVersionInfo();
    d_response_object = info;
    dhi.action_name = VERS_RESPONSE_STR;
    info->begin_response( VERS_RESPONSE_STR, dhi);
 
    string admin_email = "";
    try {
        bes::ServerAdministrator sd;
        admin_email = sd.get_email();
    }
    catch (...) {
        admin_email = DEFAULT_ADMINISTRATOR;
    }
    if (admin_email.empty()) {
        admin_email = DEFAULT_ADMINISTRATOR;
    }
    info->add_tag("Administrator", admin_email);
 
    info->add_library( PACKAGE_NAME, CVER);
 
    BESRequestHandlerList::TheList()->execute_all(dhi);
 
    info->end_response();
}

void BESVersionResponseHandler::transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)
{
    if (d_response_object) {
        BESVersionInfo *info = dynamic_cast<BESVersionInfo *>(d_response_object);
        if (!info) throw BESInternalError("cast error", __FILE__, __LINE__);
        info->transmit(transmitter, dhi);
    }
}

void BESVersionResponseHandler::dump(ostream &strm) const
{
    strm << BESIndent::LMarg << "BESVersionResponseHandler::dump - (" << (void *) this << ")" << std::endl;
    BESIndent::Indent();
    BESResponseHandler::dump(strm);
    BESIndent::UnIndent();
}
 
BESResponseHandler *
BESVersionResponseHandler::VersionResponseBuilder(const string &name)
{
    return new BESVersionResponseHandler(name);
}