X-Git-Url: http://git.indexdata.com/?p=idzebra-moved-to-github.git;a=blobdiff_plain;f=util%2Fzebramap.c;h=b075257e24094de70f3f1c9a8af9e6d4cb3747c9;hp=8fd2227563287055e271474accae0030f5f3c021;hb=c33ea56e3771c3b80ba66ef8fda3a09cad171ebb;hpb=5c693d36af8be6f6642257160b3c6441d2e2d762 diff --git a/util/zebramap.c b/util/zebramap.c index 8fd2227..b075257 100644 --- a/util/zebramap.c +++ b/util/zebramap.c @@ -1,48 +1,55 @@ -/* - * Copyright (C) 1994-1998, Index Data I/S - * All rights reserved. - * Sebastian Hammer, Adam Dickmeiss - * - * $Log: zebramap.c,v $ - * Revision 1.7 1998-02-10 12:03:07 adam - * Implemented Sort. - * - * Revision 1.6 1998/01/29 13:36:01 adam - * Structure word-list, free-form-text and document-text all - * trigger ranked search. - * - * Revision 1.5 1997/11/19 10:22:14 adam - * Bug fix (introduced by previous commit). - * - * Revision 1.4 1997/11/18 10:05:08 adam - * Changed character map facility so that admin can specify character - * mapping files for each register type, w, p, etc. - * - * Revision 1.3 1997/11/17 15:35:26 adam - * Bug fix. Relation=relevance wasn't observed. - * - * Revision 1.2 1997/10/31 12:39:30 adam - * Changed log message. - * - * Revision 1.1 1997/10/27 14:33:06 adam - * Moved towards generic character mapping depending on "structure" - * field in abstract syntax file. Fixed a few memory leaks. Fixed - * bug with negative integers when doing searches with relational - * operators. - * - */ +/* $Id: zebramap.c,v 1.53 2006-09-08 14:41:00 adam Exp $ + Copyright (C) 1995-2006 + Index Data ApS + + This file is part of the Zebra server. + + Zebra 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. + + Zebra 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 Zebra; see the file LICENSE.zebra. If not, write to the + Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA + 02111-1307, USA. +*/ #include +#include #include -#include #include +#include +#include + #include +#define ZEBRA_MAP_TYPE_SORT 1 +#define ZEBRA_MAP_TYPE_INDEX 2 + +#define ZEBRA_REPLACE_ANY 300 + struct zebra_map { - int reg_type; + unsigned reg_id; int completeness; - int sort_flag; + int positioned; + int alwaysmatches; + int first_in_field; + int type; + union { + struct { + int dummy; + } index; + struct { + int entry_size; + } sort; + } u; chrmaptab maptab; const char *maptab_name; struct zebra_map *next; @@ -50,98 +57,158 @@ struct zebra_map { struct zebra_maps { char *tabpath; + char *tabroot; NMEM nmem; struct zebra_map *map_list; char temp_map_str[2]; const char *temp_map_ptr[2]; struct zebra_map **lookup_array; + WRBUF wrbuf_1; + int no_maps; }; -void zebra_maps_close (ZebraMaps zms) +void zebra_maps_close(ZebraMaps zms) { struct zebra_map *zm = zms->map_list; while (zm) { if (zm->maptab) - chrmaptab_destroy (zm->maptab); + chrmaptab_destroy(zm->maptab); zm = zm->next; } - nmem_destroy (zms->nmem); - xfree (zms); + wrbuf_free(zms->wrbuf_1, 1); + nmem_destroy(zms->nmem); + xfree(zms); } -static void zebra_map_read (ZebraMaps zms, const char *name) +ZEBRA_RES zebra_maps_read_file(ZebraMaps zms, const char *fname) { FILE *f; char line[512]; char *argv[10]; int argc; + int lineno = 0; + int failures = 0; struct zebra_map **zm = 0, *zp; - if (!(f = yaz_path_fopen(zms->tabpath, name, "r"))) + if (!(f = yaz_fopen(zms->tabpath, fname, "r", zms->tabroot))) { - logf(LOG_WARN|LOG_ERRNO, "%s", name); - return ; + yaz_log(YLOG_ERRNO|YLOG_FATAL, "%s", fname); + return ZEBRA_FAIL; } - while ((argc = readconf_line(f, line, 512, argv, 10))) + while ((argc = readconf_line(f, &lineno, line, 512, argv, 10))) { - if (!strcmp (argv[0], "index") && argc == 2) + if (argc == 1) + { + yaz_log(YLOG_WARN, "%s:%d: Missing arguments for '%s'", + fname, lineno, argv[0]); + failures++; + break; + } + if (argc > 2) + { + yaz_log(YLOG_WARN, "%s:%d: Too many arguments for '%s'", + fname, lineno, argv[0]); + failures++; + break; + } + if (!yaz_matchstr(argv[0], "index")) { if (!zm) zm = &zms->map_list; else zm = &(*zm)->next; - *zm = nmem_malloc (zms->nmem, sizeof(**zm)); - (*zm)->reg_type = argv[1][0]; + *zm = (struct zebra_map *) nmem_malloc(zms->nmem, sizeof(**zm)); + (*zm)->reg_id = argv[1][0]; (*zm)->maptab_name = NULL; (*zm)->maptab = NULL; - (*zm)->sort_flag = 0; + (*zm)->type = ZEBRA_MAP_TYPE_INDEX; (*zm)->completeness = 0; + (*zm)->positioned = 1; + (*zm)->alwaysmatches = 0; + (*zm)->first_in_field = 0; + zms->no_maps++; } - else if (!strcmp (argv[0], "sort") && argc == 2) + else if (!yaz_matchstr(argv[0], "sort")) { if (!zm) zm = &zms->map_list; else zm = &(*zm)->next; - *zm = nmem_malloc (zms->nmem, sizeof(**zm)); - (*zm)->reg_type = argv[1][0]; + *zm = (struct zebra_map *) nmem_malloc(zms->nmem, sizeof(**zm)); + (*zm)->reg_id = argv[1][0]; (*zm)->maptab_name = NULL; - (*zm)->sort_flag = 1; + (*zm)->type = ZEBRA_MAP_TYPE_SORT; + (*zm)->u.sort.entry_size = 80; (*zm)->maptab = NULL; (*zm)->completeness = 0; + (*zm)->positioned = 0; + (*zm)->alwaysmatches = 0; + (*zm)->first_in_field = 0; + zms->no_maps++; + } + else if (!zm) + { + yaz_log(YLOG_WARN, "%s:%d: Missing sort/index before '%s'", + fname, lineno, argv[0]); + failures++; + } + else if (!yaz_matchstr(argv[0], "charmap") && argc == 2) + { + (*zm)->maptab_name = nmem_strdup(zms->nmem, argv[1]); } - else if (zm && !strcmp (argv[0], "charmap") && argc == 2) + else if (!yaz_matchstr(argv[0], "completeness") && argc == 2) { - (*zm)->maptab_name = nmem_strdup (zms->nmem, argv[1]); + (*zm)->completeness = atoi(argv[1]); } - else if (zm && !strcmp (argv[0], "completeness") && argc == 2) + else if (!yaz_matchstr(argv[0], "position") && argc == 2) { - (*zm)->completeness = atoi (argv[1]); + (*zm)->positioned = atoi(argv[1]); } + else if (!yaz_matchstr(argv[0], "alwaysmatches") && argc == 2) + { + (*zm)->alwaysmatches = atoi(argv[1]); + } + else if (!yaz_matchstr(argv[0], "firstinfield") && argc == 2) + { + (*zm)->first_in_field = atoi(argv[1]); + } + else if (!yaz_matchstr(argv[0], "entrysize") && argc == 2) + { + if ((*zm)->type == ZEBRA_MAP_TYPE_SORT) + (*zm)->u.sort.entry_size = atoi(argv[1]); + } + else + { + yaz_log(YLOG_WARN, "%s:%d: Unrecognized directive '%s'", + fname, lineno, argv[0]); + failures++; + } } if (zm) (*zm)->next = NULL; - fclose (f); + yaz_fclose(f); for (zp = zms->map_list; zp; zp = zp->next) - zms->lookup_array[zp->reg_type & 255] = zp; -} + zms->lookup_array[zp->reg_id] = zp; -static void zms_map_handle (void *p, const char *name, const char *value) -{ - ZebraMaps zms = p; - - zebra_map_read (zms, value); + if (failures) + return ZEBRA_FAIL; + return ZEBRA_OK; } -ZebraMaps zebra_maps_open (const char *tabpath, Res res) +ZebraMaps zebra_maps_open(Res res, const char *base_path, + const char *profile_path) { - ZebraMaps zms = xmalloc (sizeof(*zms)); + ZebraMaps zms = (ZebraMaps) xmalloc(sizeof(*zms)); int i; - zms->nmem = nmem_create (); - zms->tabpath = nmem_strdup (zms->nmem, tabpath); + zms->nmem = nmem_create(); + zms->no_maps = 0; + zms->tabpath = nmem_strdup(zms->nmem, profile_path); + zms->tabroot = 0; + if (base_path) + zms->tabroot = nmem_strdup(zms->nmem, base_path); zms->map_list = NULL; zms->temp_map_str[0] = '\0'; @@ -150,50 +217,65 @@ ZebraMaps zebra_maps_open (const char *tabpath, Res res) zms->temp_map_ptr[0] = zms->temp_map_str; zms->temp_map_ptr[1] = NULL; - zms->lookup_array = - nmem_malloc (zms->nmem, sizeof(*zms->lookup_array)*256); + zms->lookup_array = (struct zebra_map**) + nmem_malloc(zms->nmem, sizeof(*zms->lookup_array)*256); + zms->wrbuf_1 = wrbuf_alloc(); + for (i = 0; i<256; i++) zms->lookup_array[i] = 0; - if (!res_trav (res, "index", zms, zms_map_handle)) - zebra_map_read (zms, "default.idx"); return zms; } -struct zebra_map *zebra_map_get (ZebraMaps zms, int reg_type) +struct zebra_map *zebra_map_get(ZebraMaps zms, unsigned reg_id) { - return zms->lookup_array[reg_type]; + assert(reg_id >= 0 && reg_id <= 255); + return zms->lookup_array[reg_id]; } -chrmaptab zebra_charmap_get (ZebraMaps zms, int reg_type) +chrmaptab zebra_charmap_get(ZebraMaps zms, unsigned reg_id) { - struct zebra_map *zm = zebra_map_get (zms, reg_type); + struct zebra_map *zm = zebra_map_get(zms, reg_id); if (!zm) { - logf (LOG_WARN, "Unknown register type: %c", reg_type); - return NULL; + zm = (struct zebra_map *) nmem_malloc(zms->nmem, sizeof(*zm)); + + /* no reason to warn if no maps are installed at ALL */ + if (zms->no_maps) + yaz_log(YLOG_WARN, "Unknown register type: %c", reg_id); + + zm->reg_id = reg_id; + zm->maptab_name = nmem_strdup(zms->nmem, "@"); + zm->maptab = NULL; + zm->type = ZEBRA_MAP_TYPE_INDEX; + zm->completeness = 0; + zm->next = zms->map_list; + zms->map_list = zm->next; + + zms->lookup_array[zm->reg_id & 255] = zm; } if (!zm->maptab) { - if (!strcmp (zm->maptab_name, "@")) + if (!zm->maptab_name || !yaz_matchstr(zm->maptab_name, "@")) return NULL; - if (!(zm->maptab = chrmaptab_create (zms->tabpath, - zm->maptab_name, 0))) - logf(LOG_WARN, "Failed to read character table %s", - zm->maptab_name); + if (!(zm->maptab = chrmaptab_create(zms->tabpath, + zm->maptab_name, + zms->tabroot))) + yaz_log(YLOG_WARN, "Failed to read character table %s", + zm->maptab_name); else - logf(LOG_DEBUG, "Read character table %s", zm->maptab_name); + yaz_log(YLOG_DEBUG, "Read character table %s", zm->maptab_name); } return zm->maptab; } -const char **zebra_maps_input (ZebraMaps zms, int reg_type, - const char **from, int len) +const char **zebra_maps_input(ZebraMaps zms, unsigned reg_id, + const char **from, int len, int first) { chrmaptab maptab; - maptab = zebra_charmap_get (zms, reg_type); + maptab = zebra_charmap_get(zms, reg_id); if (maptab) - return chr_map_input(maptab, from, len); + return chr_map_input(maptab, from, len, first); zms->temp_map_str[0] = **from; @@ -201,178 +283,210 @@ const char **zebra_maps_input (ZebraMaps zms, int reg_type, return zms->temp_map_ptr; } -const char *zebra_maps_output(ZebraMaps zms, int reg_type, const char **from) +const char **zebra_maps_search(ZebraMaps zms, unsigned reg_id, + const char **from, int len, int *q_map_match) { chrmaptab maptab; - unsigned char i = (unsigned char) **from; - static char buf[2] = {0,0}; - - maptab = zebra_charmap_get (zms, reg_type); + + *q_map_match = 0; + maptab = zebra_charmap_get(zms, reg_id); if (maptab) - return chr_map_output (maptab, from, 1); + { + const char **map; + map = chr_map_q_input(maptab, from, len, 0); + if (map && map[0]) + { + *q_map_match = 1; + return map; + } + map = chr_map_input(maptab, from, len, 0); + if (map) + return map; + } + zms->temp_map_str[0] = **from; + (*from)++; - buf[0] = i; - return buf; + return zms->temp_map_ptr; } +const char *zebra_maps_output(ZebraMaps zms, unsigned reg_id, + const char **from) +{ + chrmaptab maptab = zebra_charmap_get(zms, reg_id); + if (!maptab) + return 0; + return chr_map_output(maptab, from, 1); +} -/* ------------------------------------ */ - -typedef struct { - int type; - int major; - int minor; - Z_AttributeElement **attributeList; - int num_attributes; -} AttrType; -static int attr_find (AttrType *src, oid_value *attributeSetP) -{ - while (src->major < src->num_attributes) - { - Z_AttributeElement *element; +/* ------------------------------------ */ - element = src->attributeList[src->major]; - if (src->type == *element->attributeType) - { - switch (element->which) - { - case Z_AttributeValue_numeric: - ++(src->major); - if (element->attributeSet && attributeSetP) - { - oident *attrset; - - attrset = oid_getentbyoid (element->attributeSet); - *attributeSetP = attrset->value; - } - return *element->value.numeric; - break; - case Z_AttributeValue_complex: - if (src->minor >= element->value.complex->num_list || - element->value.complex->list[src->minor]->which != - Z_StringOrNumeric_numeric) - break; - ++(src->minor); - if (element->attributeSet && attributeSetP) - { - oident *attrset; - - attrset = oid_getentbyoid (element->attributeSet); - *attributeSetP = attrset->value; - } - return *element->value.complex->list[src->minor-1]->u.numeric; - default: - assert (0); - } - } - ++(src->major); - } - return -1; +int zebra_maps_is_complete(ZebraMaps zms, unsigned reg_id) +{ + struct zebra_map *zm = zebra_map_get(zms, reg_id); + if (zm) + return zm->completeness; + return 0; } -static void attr_init_APT (AttrType *src, Z_AttributesPlusTerm *zapt, int type) +int zebra_maps_is_positioned(ZebraMaps zms, unsigned reg_id) { - - src->attributeList = zapt->attributeList; - src->num_attributes = zapt->num_attributes; - src->type = type; - src->major = 0; - src->minor = 0; + struct zebra_map *zm = zebra_map_get(zms, reg_id); + if (zm) + return zm->positioned; + return 0; } - -static void attr_init_AttrList (AttrType *src, Z_AttributeList *list, int type) + +int zebra_maps_is_sort(ZebraMaps zms, unsigned reg_id) { - src->attributeList = list->attributes; - src->num_attributes = list->num_attributes; - src->type = type; - src->major = 0; - src->minor = 0; + struct zebra_map *zm = zebra_map_get(zms, reg_id); + if (zm) + return zm->type == ZEBRA_MAP_TYPE_SORT; + return 0; } -/* ------------------------------------ */ - -int zebra_maps_is_complete (ZebraMaps zms, int reg_type) -{ - struct zebra_map *zm = zebra_map_get (zms, reg_type); +int zebra_maps_is_alwaysmatches(ZebraMaps zms, unsigned reg_id) +{ + struct zebra_map *zm = zebra_map_get(zms, reg_id); if (zm) - return zm->completeness; + return zm->alwaysmatches; return 0; } -int zebra_maps_is_sort (ZebraMaps zms, int reg_type) +int zebra_maps_is_first_in_field(ZebraMaps zms, unsigned reg_id) { - struct zebra_map *zm = zebra_map_get (zms, reg_type); + struct zebra_map *zm = zebra_map_get(zms, reg_id); if (zm) - return zm->sort_flag; + return zm->first_in_field; return 0; } -int zebra_maps_sort (ZebraMaps zms, Z_SortAttributes *sortAttributes) +int zebra_maps_sort(ZebraMaps zms, Z_SortAttributes *sortAttributes, + int *numerical) { AttrType use; - attr_init_AttrList (&use, sortAttributes->list, 1); - - return attr_find (&use, NULL); + AttrType structure; + int structure_value; + attr_init_AttrList(&use, sortAttributes->list, 1); + attr_init_AttrList(&structure, sortAttributes->list, 4); + + *numerical = 0; + structure_value = attr_find(&structure, 0); + if (structure_value == 109) + *numerical = 1; + return attr_find(&use, NULL); } -int zebra_maps_attr (ZebraMaps zms, Z_AttributesPlusTerm *zapt, - int *reg_type, char **search_type, int *complete_flag) +int zebra_maps_attr(ZebraMaps zms, Z_AttributesPlusTerm *zapt, + unsigned *reg_id, char **search_type, char *rank_type, + int *complete_flag, int *sort_flag) { AttrType completeness; AttrType structure; AttrType relation; + AttrType sort_relation; + AttrType weight; + AttrType use; int completeness_value; int structure_value; int relation_value; - - attr_init_APT (&structure, zapt, 4); - attr_init_APT (&completeness, zapt, 6); - attr_init_APT (&relation, zapt, 2); - - completeness_value = attr_find (&completeness, NULL); - structure_value = attr_find (&structure, NULL); - relation_value = attr_find (&relation, NULL); + int sort_relation_value; + int weight_value; + int use_value; + + attr_init_APT(&structure, zapt, 4); + attr_init_APT(&completeness, zapt, 6); + attr_init_APT(&relation, zapt, 2); + attr_init_APT(&sort_relation, zapt, 7); + attr_init_APT(&weight, zapt, 9); + attr_init_APT(&use, zapt, 1); + + completeness_value = attr_find(&completeness, NULL); + structure_value = attr_find(&structure, NULL); + relation_value = attr_find(&relation, NULL); + sort_relation_value = attr_find(&sort_relation, NULL); + weight_value = attr_find(&weight, NULL); + use_value = attr_find(&use, NULL); if (completeness_value == 2 || completeness_value == 3) *complete_flag = 1; else *complete_flag = 0; - *reg_type = 0; + *reg_id = 0; + *sort_flag =(sort_relation_value > 0) ? 1 : 0; *search_type = "phrase"; + strcpy(rank_type, "void"); if (relation_value == 102) - *search_type = "ranked"; - + { + if (weight_value == -1) + weight_value = 34; + sprintf(rank_type, "rank,w=%d,u=%d", weight_value, use_value); + } + if (*complete_flag) + *reg_id = 'p'; + else + *reg_id = 'w'; switch (structure_value) { case 6: /* word list */ + *search_type = "and-list"; + break; case 105: /* free-form-text */ + *search_type = "or-list"; + break; case 106: /* document-text */ - *search_type = "ranked"; - *reg_type = 'w'; - break; + *search_type = "or-list"; + break; case -1: case 1: /* phrase */ case 2: /* word */ - case 3: /* key */ case 108: /* string */ - if (*complete_flag) - *reg_type = 'p'; - else - *reg_type = 'w'; + *search_type = "phrase"; break; case 107: /* local-number */ *search_type = "local"; - *reg_type = 0; + *reg_id = 0; + break; case 109: /* numeric string */ - *reg_type = 'n'; + *reg_id = 'n'; + *search_type = "numeric"; break; case 104: /* urx */ - *reg_type = 'u'; + *reg_id = 'u'; + *search_type = "phrase"; break; + case 3: /* key */ + *reg_id = '0'; + *search_type = "phrase"; + break; + case 4: /* year */ + *reg_id = 'y'; + *search_type = "phrase"; + break; + case 5: /* date */ + *reg_id = 'd'; + *search_type = "phrase"; + break; default: return -1; } return 0; } + +WRBUF zebra_replace(ZebraMaps zms, unsigned reg_id, const char *ex_list, + const char *input_str, int input_len) +{ + wrbuf_rewind(zms->wrbuf_1); + wrbuf_write(zms->wrbuf_1, input_str, input_len); + return zms->wrbuf_1; +} + +/* + * Local variables: + * c-basic-offset: 4 + * indent-tabs-mode: nil + * End: + * vim: shiftwidth=4 tabstop=8 expandtab + */ +