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Xml.h

/*
 * XML Parser/Generator
 * Simple XML parser/generator sufficient to
 * send+receive the XML in ICQ SMS messages
 *
 * Copyright (C) 2001 Barnaby Gray <barnaby@beedesign.co.uk>.
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
 *
 */

#ifndef XML_H
#define XML_H

#include <string>
#include <list>
#include <ctype.h>

using std::string;
using std::list;

class XmlNode {
 private:
  static string parseTag(string::iterator& curr, string::iterator end);
  static void skipWS(string::iterator& curr, string::iterator end);

 protected:
  string tag;
  
  XmlNode(const string& t);

 public:
  virtual ~XmlNode();

  virtual bool isBranch() = 0;
  bool isLeaf();

  string getTag();

  static XmlNode *parse(string::iterator& start, string::iterator end);

  static string quote(const string& s);
  static string unquote(const string& s);
  static string replace_all(const string& s, const string& r1, const string& r2);

  virtual string toString(int n) = 0;
};

class XmlLeaf;

class XmlBranch : public XmlNode {
 private:
  list<XmlNode*> children;

 public:
  XmlBranch(const string& t);
  ~XmlBranch();

  bool isBranch();
  bool exists(const string& tag);
  XmlNode *getNode(const string& tag);
  XmlBranch *getBranch(const string& tag);
  XmlLeaf *getLeaf(const string& tag);

  void pushnode(XmlNode *c);

  string toString(int n);

};

class XmlLeaf : public XmlNode {
 private:
  string value;
 public:
  XmlLeaf(const string& t, const string& v);
  ~XmlLeaf();

  bool isBranch();
  string getValue();

  string toString(int n);

};

#endif

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