relevance.h

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/* This file is part of Pazpar2.
   Copyright (C) Index Data
 
Pazpar2 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, or (at your option) any later
version.
 
Pazpar2 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
 
*/
 
#ifndef RELEVANCE_H
#define RELEVANCE_H
 
#include <yaz/yaz-util.h>
#include <yaz/ccl.h>
#include "charsets.h"
 
struct relevance;
struct record_cluster;
struct reclist;
 
struct relevance *relevance_create_ccl(pp2_charset_fact_t pft,
                                       struct ccl_rpn_node *query,
                                       int rank_cluster, double follow_factor,
                                       double lead_decay, int length_divide);
void relevance_clear(struct relevance *r);
void relevance_destroy(struct relevance **rp);
void relevance_newrec(struct relevance *r, struct record_cluster *cluster);
void relevance_mergerec(struct relevance *r, struct record_cluster *dst,
                        const struct record_cluster *src);
void relevance_countwords(struct relevance *r, struct record_cluster *cluster,
                          const char *words, const char *multiplier,
                          const char *name);
int relevance_snippet(struct relevance *r,
                      const char *words, const char *name,
                      WRBUF w_snippet);
 
void relevance_donerecord(struct relevance *r, struct record_cluster *cluster);
 
void relevance_prepare_read(struct relevance *rel, struct reclist *rec);
 
#endif
 
/*
 * Local variables:
 * c-basic-offset: 4
 * c-file-style: "Stroustrup"
 * indent-tabs-mode: nil
 * End:
 * vim: shiftwidth=4 tabstop=8 expandtab
 */