#ifndef XML_RULE_READER_H
#define XML_RULE_READER_H

#include <set>
#include <string>
#include <vector>
#include <expat.h>
#include <boost/shared_ptr.hpp>
#include "wrapexpat.h"
#include "rule.h"
#include "stringset.h"

using namespace std;

class RuleData : public ParserData
{
   public:
     RuleData(
       boost::shared_ptr<StringSet<char> > dictionaryParameter,
       boost::shared_ptr<StringSet<char> > passiveDictionaryParameter,
       boost::shared_ptr<vector<boost::shared_ptr<Rule> > > ruleVectorParameter);
     ~RuleData();

    XML_Parser p;
    string title, find, replace, report, include, exclude, term;
    string incorrectPatternReport;
    bool matchcase, cipher, adjustcase, tentative, passive;
    bool dictionaryFound;
    int ruleCount;
    vector<string> excludeVector;
    vector<string> includeVector;
    boost::shared_ptr<StringSet<char> > dictionary, passiveDictionary;
    boost::shared_ptr<vector<boost::shared_ptr<Rule> > > ruleVector;
    void initialiseAttributes();
};

class XmlRuleReader : public WrapExpat
{
  public:
    XmlRuleReader(
      boost::shared_ptr<StringSet<char> > dictionary,
      boost::shared_ptr<StringSet<char> > passiveDictionary,
      boost::shared_ptr<vector<boost::shared_ptr<Rule> > > ruleVector);
    virtual ~XmlRuleReader();

    enum {
      STATE_UNKNOWN,
      STATE_IN_RULE,
      STATE_IN_FIND,
      STATE_IN_REPLACE,
      STATE_IN_REPORT,
      STATE_IN_INCLUDE,
      STATE_IN_EXCLUDE,
      STATE_IN_TITLE,
      STATE_IN_TERM
    };

    int getRuleCount();
    string getIncorrectPatternReport();
    void getExcludeVector(vector<string> &v);
    void getIncludeVector(vector<string> &v);
  private:
    std::auto_ptr<RuleData> ud;
    boost::shared_ptr<StringSet<char> > dictionary, passiveDictionary;
    boost::shared_ptr<vector<boost::shared_ptr<Rule> > > ruleVector;

    static void XMLCALL start(
      void *data,
      const XML_Char *el,
      const XML_Char **attr);
    static void XMLCALL end(void *data, const XML_Char *el);
    static void XMLCALL characterdata(void *data, const XML_Char *s, int len);
};
      
#endif