BESXMLWWWGetCommand.cc

// BESXMLWWWGetCommand.cc
 
// This file is part of bes, A C++ back-end server implementation framework
// for the OPeNDAP Data Access Protocol.
 
// Copyright (c) 2004,2005 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 "BESXMLWWWGetCommand.h"
#include "BESDefinitionStorageList.h"
#include "BESDefinitionStorage.h"
#include "BESDefine.h"
#include "BESDataNames.h"
#include "BESWWWNames.h"
#include "BESResponseNames.h"
#include "BESXMLUtils.h"
#include "BESUtil.h"
#include "BESSyntaxUserError.h"
#include "BESDebug.h"
 
using std::endl;
using std::ostream;
using std::string;
using std::map;
 
BESXMLWWWGetCommand::BESXMLWWWGetCommand(const BESDataHandlerInterface &base_dhi) :
        BESXMLGetCommand(base_dhi)
{
}

void BESXMLWWWGetCommand::parse_request(xmlNode *node)
{
    string name;                // element name
    string value;               // node context
    map<string, string> props;  // attributes
    BESXMLUtils::GetNodeInfo(node, name, value, props);
 
    if (name != GET_RESPONSE) {
        string err = "The specified command " + name + " is not a get command";
        throw BESSyntaxUserError(err, __FILE__, __LINE__);
    }
 
    string type = props["type"];
    if (type.empty() || type != "html_form") {
        string err = name + " command: data product must be html_form";
        throw BESSyntaxUserError(err, __FILE__, __LINE__);
    }
 
    parse_basic_get(type, props);
 
    d_xmlcmd_dhi.data[WWW_URL] = props["url"];
    if (d_xmlcmd_dhi.data[WWW_URL].empty()) {
        string err = name + " html_form command: missing url property";
        throw BESSyntaxUserError(err, __FILE__, __LINE__);
    }
 
    d_cmd_log_info += " using " + d_xmlcmd_dhi.data[WWW_URL];
 
    // now that we've set the action, go get the response handler for the
    // action
    BESXMLCommand::set_response();
}

void BESXMLWWWGetCommand::dump(ostream &strm) const
{
    strm << BESIndent::LMarg << "BESXMLWWWGetCommand::dump - (" << (void *) this << ")" << endl;
    BESIndent::Indent();
    BESXMLCommand::dump(strm);
    BESIndent::UnIndent();
}
 
BESXMLCommand *
BESXMLWWWGetCommand::CommandBuilder(const BESDataHandlerInterface &base_dhi)
{
    return new BESXMLWWWGetCommand(base_dhi);
}