GNU CommonC++

xmlfetch.cpp

// Copyright (C) 2001-2005 Open Source Telecom Corporation.
// Copyright (C) 2006-2008 David Sugar, Tycho Softworks.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// As a special exception to the GNU General Public License, permission is
// granted for additional uses of the text contained in its release
// of Common C++.
//
// The exception is that, if you link the Common C++ library with other
// files to produce an executable, this does not by itself cause the
// resulting executable to be covered by the GNU General Public License.
// Your use of that executable is in no way restricted on account of
// linking the Common C++ library code into it.
//
// This exception does not however invalidate any other reasons why
// the executable file might be covered by the GNU General Public License.
//
// This exception applies only to the code released under the
// name Common C++.  If you copy code from other releases into a copy of
// Common C++, as the General Public License permits, the exception does
// not apply to the code that you add in this way.  To avoid misleading
// anyone as to the status of such modified files, you must delete
// this exception notice from them.
//
// If you write modifications of your own for Common C++, it is your choice
// whether to permit this exception to apply to your modifications.
// If you do not wish that, delete this exception notice.

#include <cc++/common.h>
#include <iostream>
#include <cstdlib>

#ifdef  CCXX_NAMESPACES
using namespace std;
using namespace ost;
#endif

class myXMLParser : public URLStream, public XMLStream
{
private:
        void httpHeader(const char *header, const char *value) {
                cout << "HEADER " << header << "=" << value << endl;
        }

        int read(unsigned char *buffer, size_t len) {
                URLStream::read((char *)buffer, len);
                len = gcount();
                return len;
        }

        void startDocument(void) {
                cout << "START DOCUMENT" << endl;
        }

        void endDocument(void) {
                cout << "END DOCUMENT" << endl;
        }

        void characters(const unsigned char *text, size_t len) {
                cout << "CHARS=";
                while(len--)
                        cout << *(text++);
                cout << endl;
        }

        void comment(const char *text) {
                cout << "COMMENT=" << text << endl;
        }

        void startElement(const unsigned char *name, const unsigned char **attr) {
                cout << "<" << name;
                if(attr) {
                        while(*attr) {
                                cout << " " << *(attr++);
                                cout << "=" << *(attr++);
                        }
                }
                cout << ">" << endl;
        }

        void endElement(const unsigned char *name) {
                cout << "</" << name << ">" << endl;
        }
public:
        void Close(void) {
                URLStream::close();
        }
};

int main(int argc, char **argv)
{
        myXMLParser xml;
        URLStream::Error status;

//      url.setProxy("home.sys", 8000);
#ifdef  CCXX_EXCEPTIONS
        try {
#endif
                while(--argc) {
                        ++argv;
                        cout << "fetching " << *argv << endl;
                        status = xml.get(*argv);
                        if(status) {
                                cout << "failed; reason=" << status << endl;
                                xml.Close();
                                continue;
                        }
                        cout << "Parsing..." << endl;
                        if(!xml.parse())
                                cout << "not well formed..." << endl;
                        xml.Close();
                        cout << ends;
                }
#ifdef  CCXX_EXCEPTIONS
        }
        catch(...) {
                cerr << "url " << *argv << " failed" << endl;
        }
#endif
}