BESTextInfo.cc

// BESTextInfo.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 <sstream>
#include <iostream>
#include <map>
 
using std::ostringstream;
using std::endl;
using std::map;
using std::string;
using std::ostream;
 
#include "BESTextInfo.h"
#include "BESUtil.h"

BESTextInfo::BESTextInfo(bool ishttp) :
    BESInfo(), _ishttp(ishttp), _header(false)
{
}

BESTextInfo::BESTextInfo(const string &key, ostream *strm, bool strm_owned, bool ishttp) :
    BESInfo(key, strm, strm_owned), _ishttp(ishttp), _header(false)
{
}
 
BESTextInfo::~BESTextInfo()
{
}

void BESTextInfo::begin_response(const string &response_name, BESDataHandlerInterface &dhi)
{
    BESInfo::begin_response(response_name, dhi);
}

void BESTextInfo::add_tag(const string &tag_name, const string &tag_data, map<string, string, std::less<>> *attrs)
{
    add_data(_indent + tag_name + ": " + tag_data + "\n");
    if (attrs) {
        map<string, string>::const_iterator i = attrs->begin();
        map<string, string>::const_iterator e = attrs->end();
        for (; i != e; i++) {
            string name = (*i).first;
            string val = (*i).second;
            add_data(_indent + "    " + name + ": " + val + "\n");
        }
    }
}

void BESTextInfo::begin_tag(const string &tag_name, map<string, string, std::less<>> *attrs)
{
    BESInfo::begin_tag(tag_name);
    add_data(_indent + tag_name + "\n");
    _indent += "    ";
    if (attrs) {
        map<string, string>::const_iterator i = attrs->begin();
        map<string, string>::const_iterator e = attrs->end();
        for (; i != e; i++) {
            string name = (*i).first;
            string val = (*i).second;
            add_data(_indent + name + ": " + val + "\n");
        }
    }
}

void BESTextInfo::end_tag(const string &tag_name)
{
    BESInfo::end_tag(tag_name);
    if (_indent.size() >= 4) _indent = _indent.substr(0, _indent.size() - 4);
}

void BESTextInfo::add_data(const string & s)
{
    if (_ishttp && !_header && !_buffered) {
        BESUtil::set_mime_text(*_strm);
        _header = true;
    }
    BESInfo::add_data(s);
}

void BESTextInfo::add_space(unsigned long num_spaces)
{
    string to_add;
    for (unsigned long i = 0; i < num_spaces; i++) {
        to_add += " ";
    }
    add_data(to_add);
}

void BESTextInfo::add_break(unsigned long num_breaks)
{
    string to_add;
    for (unsigned long i = 0; i < num_breaks; i++) {
        to_add += "\n";
    }
    add_data(to_add);
}

void BESTextInfo::add_data_from_file(const string &key, const string &name)
{
    string newkey = key + ".TXT";
    BESInfo::add_data_from_file(newkey, name);
}

void BESTextInfo::transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)
{
    transmitter->send_text(*this, dhi);
}

void BESTextInfo::dump(ostream &strm) const
{
    strm << BESIndent::LMarg << "BESTextInfo::dump - (" << (void *) this << ")" << endl;
    BESIndent::Indent();
    strm << BESIndent::LMarg << "has header been added? " << _header << endl;
    strm << BESIndent::LMarg << "indentation \"" << _indent << "\"" << endl;
    strm << BESIndent::LMarg << "is http? " << _ishttp << endl;
    BESInfo::dump(strm);
    BESIndent::UnIndent();
}
 
BESInfo *
BESTextInfo::BuildTextInfo(const string &/*info_type*/)
{
    return new BESTextInfo();
}