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/** @file termgenerator.cc
* @brief TermGenerator class implementation
*/
/* Copyright (C) 2007,2012 Olly Betts
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <config.h>
#include <xapian/termgenerator.h>
#include <xapian/types.h>
#include <xapian/unicode.h>
#include "termgenerator_internal.h"
#include "str.h"
using namespace std;
using namespace Xapian;
TermGenerator::TermGenerator(const TermGenerator & o) : internal(o.internal) { }
TermGenerator &
TermGenerator::operator=(const TermGenerator & o) {
internal = o.internal;
return *this;
}
TermGenerator::TermGenerator() : internal(new TermGenerator::Internal) { }
TermGenerator::~TermGenerator() { }
void
TermGenerator::set_stemmer(const Xapian::Stem & stemmer)
{
internal->stemmer = stemmer;
}
void
TermGenerator::set_stopper(const Xapian::Stopper * stopper)
{
internal->stopper = stopper;
}
void
TermGenerator::set_document(const Xapian::Document & doc)
{
internal->doc = doc;
internal->termpos = 0;
}
const Xapian::Document &
TermGenerator::get_document() const
{
return internal->doc;
}
void
TermGenerator::set_database(const Xapian::WritableDatabase &db)
{
internal->db = db;
}
TermGenerator::flags
TermGenerator::set_flags(flags toggle, flags mask)
{
TermGenerator::flags old_flags = internal->flags;
internal->flags = flags((old_flags & mask) ^ toggle);
return old_flags;
}
void
TermGenerator::set_stemming_strategy(stem_strategy strategy)
{
internal->strategy = strategy;
}
void
TermGenerator::set_stopper_strategy(stop_strategy strategy)
{
internal->stop_mode = strategy;
}
void
TermGenerator::set_max_word_length(unsigned max_word_length)
{
internal->max_word_length = max_word_length;
}
void
TermGenerator::index_text(const Xapian::Utf8Iterator & itor,
Xapian::termcount weight,
const string & prefix)
{
internal->index_text(itor, weight, prefix, true);
}
void
TermGenerator::index_text_without_positions(const Xapian::Utf8Iterator & itor,
Xapian::termcount weight,
const string & prefix)
{
internal->index_text(itor, weight, prefix, false);
}
void
TermGenerator::increase_termpos(Xapian::termcount delta)
{
internal->termpos += delta;
}
Xapian::termcount
TermGenerator::get_termpos() const
{
return internal->termpos;
}
void
TermGenerator::set_termpos(Xapian::termcount termpos)
{
internal->termpos = termpos;
}
string
TermGenerator::get_description() const
{
string s("Xapian::TermGenerator(stem=");
s += internal->stemmer.get_description();
if (internal->stopper.get()) {
s += ", stopper set";
}
s += ", doc=";
s += internal->doc.get_description();
s += ", termpos=";
s += str(internal->termpos);
s += ")";
return s;
}
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