/* Copyright (C) 2006 J.F.Dockes
* 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.
*/
#ifndef _WASAPARSERDRIVER_H_INCLUDED_
#define _WASAPARSERDRIVER_H_INCLUDED_
#include <string>
#include <stack>
#include <vector>
#include "smallut.h"
class WasaParserDriver;
namespace Rcl {
class SearchData;
class SearchDataClauseSimple;
}
namespace yy {
class parser;
}
class RclConfig;
class WasaParserDriver {
public:
WasaParserDriver(const RclConfig *c, const std::string sl,
const std::string& as);
~WasaParserDriver();
Rcl::SearchData *parse(const std::string&);
bool addClause(Rcl::SearchData *sd, Rcl::SearchDataClauseSimple* cl);
int GETCHAR();
void UNGETCHAR(int c);
std::string& qualifiers() {
return m_qualifiers;
}
void setreason(const std::string& reason) {
m_reason = reason;
}
const std::string& getreason() const {
return m_reason;
}
private:
friend class yy::parser;
std::string m_stemlang;
std::string m_autosuffs;
const RclConfig *m_config;
// input string.
std::string m_input;
// Current position in m_input
unsigned int m_index;
// Characters pushed-back, ready for next getchar.
std::stack<int> m_returns;
// Result, set by parser.
Rcl::SearchData *m_result;
// Storage for top level filters
std::vector<std::string> m_filetypes;
std::vector<std::string> m_nfiletypes;
bool m_haveDates;
DateInterval m_dates; // Restrict to date interval
size_t m_maxSize;
size_t m_minSize;
std::string m_reason;
// Let the quoted string reader store qualifiers in there, simpler
// than handling this in the parser, because their nature is
// determined by the absence of white space after the closing
// dquote. e.g "some term"abc. We could avoid this by making white
// space a token.
std::string m_qualifiers;
};
#endif /* _WASAPARSERDRIVER_H_INCLUDED_ */