X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=index%2Fextract.c;h=7c325cafb2e346358c09cb45493b17c7973319f9;hb=c6959870998f868e6a0e9201739fb54aef696bc6;hp=20509804f87344aee144971aec6dec27971c6480;hpb=9765f689118107e45f5fba7261363980d378f7b3;p=idzebra-moved-to-github.git diff --git a/index/extract.c b/index/extract.c index 2050980..f92ca7f 100644 --- a/index/extract.c +++ b/index/extract.c @@ -1,234 +1,2071 @@ -/* - * Copyright (C) 1994-1995, Index Data I/S - * All rights reserved. - * Sebastian Hammer, Adam Dickmeiss - * - * $Log: extract.c,v $ - * Revision 1.6 1995-09-08 14:52:27 adam - * Minor changes. Dictionary is lower case now. - * - * Revision 1.5 1995/09/06 16:11:16 adam - * Option: only one word key per file. - * - * Revision 1.4 1995/09/05 15:28:39 adam - * More work on search engine. - * - * Revision 1.3 1995/09/04 12:33:41 adam - * Various cleanup. YAZ util used instead. - * - * Revision 1.2 1995/09/04 09:10:34 adam - * More work on index add/del/update. - * Merge sort implemented. - * Initial work on z39 server. - * - * Revision 1.1 1995/09/01 14:06:35 adam - * Split of work into more files. - * - */ +/* $Id: extract.c,v 1.200 2005-12-09 10:45:04 adam Exp $ + Copyright (C) 1995-2005 + 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 +#ifdef WIN32 +#include +#endif +#if HAVE_UNISTD_H #include +#endif #include -#include -#include #include "index.h" +#include +#include -#define KEY_BUF_SIZE 100000 +#if _FILE_OFFSET_BITS == 64 +#define PRINTF_OFF_T "%Ld" +#else +#define PRINTF_OFF_T "%ld" +#endif -static Dict file_idx; -static SYSNO sysno_next; -static int key_fd = -1; -static int sys_idx_fd = -1; -static char *key_buf; -static int key_offset; +#define USE_SHELLSORT 0 -void key_open (const char *fname) +#if USE_SHELLSORT +static void shellsort(void *ar, int r, size_t s, + int (*cmp)(const void *a, const void *b)) { - void *file_key; - if (key_fd != -1) - return; - if ((key_fd = open (fname, O_RDWR|O_CREAT, 0666)) == -1) - { - logf (LOG_FATAL|LOG_ERRNO, "open %s", fname); - exit (1); - } - logf (LOG_DEBUG, "key_open of %s", fname); - if (!(key_buf = malloc (KEY_BUF_SIZE))) + char *a = ar; + char v[100]; + int h, i, j, k; + static const int incs[16] = { 1391376, 463792, 198768, 86961, 33936, + 13776, 4592, 1968, 861, 336, + 112, 48, 21, 7, 3, 1 }; + for ( k = 0; k < 16; k++) + for (h = incs[k], i = h; i < r; i++) + { + memcpy (v, a+s*i, s); + j = i; + while (j > h && (*cmp)(a + s*(j-h), v) > 0) + { + memcpy (a + s*j, a + s*(j-h), s); + j -= h; + } + memcpy (a+s*j, v, s); + } +} +#endif + +static void logRecord (ZebraHandle zh) +{ + ++zh->records_processed; + if (!(zh->records_processed % 1000)) { - logf (LOG_FATAL|LOG_ERRNO, "malloc"); - exit (1); + yaz_log (YLOG_LOG, "Records: "ZINT_FORMAT" i/u/d " + ZINT_FORMAT"/"ZINT_FORMAT"/"ZINT_FORMAT, + zh->records_processed, zh->records_inserted, zh->records_updated, + zh->records_deleted); } - key_offset = 0; - if (!(file_idx = dict_open (FNAME_FILE_DICT, 40, 1))) +} + +static void extract_set_store_data_prepare(struct recExtractCtrl *p); + +static void extract_init (struct recExtractCtrl *p, RecWord *w) +{ + w->zebra_maps = p->zebra_maps; + w->seqno = 1; +#if NATTR +#else + w->attrSet = VAL_BIB1; + w->attrUse = 1016; +#endif + w->index_name = 0; + w->index_type = 'w'; + w->extractCtrl = p; + w->record_id = 0; + w->section_id = 0; +} + +static void searchRecordKey(ZebraHandle zh, + zebra_rec_keys_t reckeys, + int attrSetS, int attrUseS, + const char **ws, int ws_length) +{ + int i; + int ch; + + for (i = 0; ireg->zei, + attrSetS, attrUseS); + if (ch < 0) + return ; + + if (zebra_rec_keys_rewind(reckeys)) { - logf (LOG_FATAL, "dict_open fail of %s", "fileidx"); - exit (1); + int startSeq = -1; + const char *str; + size_t slen; + struct it_key key; + zint seqno; + while (zebra_rec_keys_read(reckeys, &str, &slen, &key)) + { + assert(key.len <= 4 && key.len > 2); + + seqno = key.mem[key.len-1]; + + if (key.mem[0] == ch) + { + int woff; + + if (startSeq == -1) + startSeq = seqno; + woff = seqno - startSeq; + if (woff >= 0 && woff < ws_length) + ws[woff] = str; + } + } } - file_key = dict_lookup (file_idx, "."); - if (file_key) - memcpy (&sysno_next, (char*)file_key+1, sizeof(sysno_next)); - else - sysno_next = 1; - if ((sys_idx_fd = open (FNAME_SYS_IDX, O_RDWR|O_CREAT, 0666)) == -1) +} + +struct file_read_info { + off_t file_max; /* maximum offset so far */ + off_t file_offset; /* current offset */ + off_t file_moffset; /* offset of rec/rec boundary */ + int file_more; + int fd; +}; + +static struct file_read_info *file_read_start (int fd) +{ + struct file_read_info *fi = (struct file_read_info *) + xmalloc (sizeof(*fi)); + + fi->fd = fd; + fi->file_max = 0; + fi->file_moffset = 0; + fi->file_offset = 0; + fi->file_more = 0; + return fi; +} + +static void file_read_stop (struct file_read_info *fi) +{ + xfree (fi); +} + +static off_t file_seek (void *handle, off_t offset) +{ + struct file_read_info *p = (struct file_read_info *) handle; + p->file_offset = offset; + return lseek (p->fd, offset, SEEK_SET); +} + +static off_t file_tell (void *handle) +{ + struct file_read_info *p = (struct file_read_info *) handle; + return p->file_offset; +} + +static int file_read (void *handle, char *buf, size_t count) +{ + struct file_read_info *p = (struct file_read_info *) handle; + int fd = p->fd; + int r; + r = read (fd, buf, count); + if (r > 0) { - logf (LOG_FATAL|LOG_ERRNO, "open %s", FNAME_SYS_IDX); - exit (1); + p->file_offset += r; + if (p->file_offset > p->file_max) + p->file_max = p->file_offset; } + return r; } -int key_close (void) +static void file_end (void *handle, off_t offset) { - if (key_fd == -1) + struct file_read_info *p = (struct file_read_info *) handle; + + if (offset != p->file_moffset) { - logf (LOG_DEBUG, "key_close - but no file"); - return 0; + p->file_moffset = offset; + p->file_more = 1; } - close (key_fd); - close (sys_idx_fd); - dict_insert (file_idx, ".", sizeof(sysno_next), &sysno_next); - dict_close (file_idx); - key_fd = -1; - logf (LOG_DEBUG, "key close - key file exist"); - return 1; } -void key_flush (void) +static char *fileMatchStr (ZebraHandle zh, + zebra_rec_keys_t reckeys, + const char *fname, const char *spec) { - size_t i = 0; - int w; + static char dstBuf[2048]; /* static here ??? */ + char *dst = dstBuf; + const char *s = spec; - if (key_fd == -1) - return; - while (i < key_offset) + while (1) { - w = write (key_fd, key_buf + i, key_offset - i); - if (w == -1) + while (*s == ' ' || *s == '\t') + s++; + if (!*s) + break; + if (*s == '(') { - logf (LOG_FATAL|LOG_ERRNO, "Write key fail"); - exit (1); + const char *ws[32]; + char attset_str[64], attname_str[64]; + data1_attset *attset; + int i; + char matchFlag[32]; + int attSet = 1, attUse = 1; + int first = 1; + + s++; + for (i = 0; *s && *s != ',' && *s != ')'; s++) + if (i < 63) + attset_str[i++] = *s; + attset_str[i] = '\0'; + + if (*s == ',') + { + s++; + for (i = 0; *s && *s != ')'; s++) + if (i < 63) + attname_str[i++] = *s; + attname_str[i] = '\0'; + } + + if ((attset = data1_get_attset (zh->reg->dh, attset_str))) + { + data1_att *att; + attSet = attset->reference; + att = data1_getattbyname(zh->reg->dh, attset, attname_str); + if (att) + attUse = att->value; + else + attUse = atoi (attname_str); + } + searchRecordKey (zh, reckeys, attSet, attUse, ws, 32); + + if (*s == ')') + { + for (i = 0; i<32; i++) + matchFlag[i] = 1; + } + else + { + yaz_log (YLOG_WARN, "Missing ) in match criteria %s in group %s", + spec, zh->m_group ? zh->m_group : "none"); + return NULL; + } + s++; + + for (i = 0; i<32; i++) + if (matchFlag[i] && ws[i]) + { + if (first) + { + *dst++ = ' '; + first = 0; + } + strcpy (dst, ws[i]); + dst += strlen(ws[i]); + } + if (first) + { + yaz_log (YLOG_WARN, "Record didn't contain match" + " fields in (%s,%s)", attset_str, attname_str); + return NULL; + } + } + else if (*s == '$') + { + int spec_len; + char special[64]; + const char *spec_src = NULL; + const char *s1 = ++s; + while (*s1 && *s1 != ' ' && *s1 != '\t') + s1++; + + spec_len = s1 - s; + if (spec_len > 63) + spec_len = 63; + memcpy (special, s, spec_len); + special[spec_len] = '\0'; + s = s1; + + if (!strcmp (special, "group")) + spec_src = zh->m_group; + else if (!strcmp (special, "database")) + spec_src = zh->basenames[0]; + else if (!strcmp (special, "filename")) { + spec_src = fname; + } + else if (!strcmp (special, "type")) + spec_src = zh->m_record_type; + else + spec_src = NULL; + if (spec_src) + { + strcpy (dst, spec_src); + dst += strlen (spec_src); + } + } + else if (*s == '\"' || *s == '\'') + { + int stopMarker = *s++; + char tmpString[64]; + int i = 0; + + while (*s && *s != stopMarker) + { + if (i < 63) + tmpString[i++] = *s++; + } + if (*s) + s++; + tmpString[i] = '\0'; + strcpy (dst, tmpString); + dst += strlen (tmpString); } - i += w; + else + { + yaz_log (YLOG_WARN, "Syntax error in match criteria %s in group %s", + spec, zh->m_group ? zh->m_group : "none"); + return NULL; + } + *dst++ = 1; + } + if (dst == dstBuf) + { + yaz_log (YLOG_WARN, "No match criteria for record %s in group %s", + fname, zh->m_group ? zh->m_group : "none"); + return NULL; } - key_offset = 0; + *dst = '\0'; + return dstBuf; } -void key_write (int cmd, struct it_key *k, const char *str) -{ - char x; - size_t slen = strlen(str); +struct recordLogInfo { + const char *fname; + int recordOffset; + struct recordGroup *rGroup; +}; - if (key_offset + sizeof(*k) + slen >= KEY_BUF_SIZE - 2) - key_flush (); - x = (cmd == 'a') ? 1 : 0; - memcpy (key_buf + key_offset, str, slen+1); - key_offset += slen+1; - memcpy (key_buf + key_offset, &x, 1); - key_offset++; - memcpy (key_buf + key_offset, k, sizeof(*k)); - key_offset += sizeof(*k); +static void init_extractCtrl(ZebraHandle zh, struct recExtractCtrl *ctrl) +{ + int i; + for (i = 0; i<256; i++) + { + if (zebra_maps_is_positioned(zh->reg->zebra_maps, i)) + ctrl->seqno[i] = 1; + else + ctrl->seqno[i] = 0; + } + ctrl->zebra_maps = zh->reg->zebra_maps; + ctrl->flagShowRecords = !zh->m_flag_rw; } -void key_write_x (struct strtab *t, int cmd, struct it_key *k, const char *str) +static int file_extract_record(ZebraHandle zh, + SYSNO *sysno, const char *fname, + int deleteFlag, + struct file_read_info *fi, + int force_update, + RecType recType, + void *recTypeClientData) { - void **oldinfo; + RecordAttr *recordAttr; + int r; + const char *matchStr = 0; + SYSNO sysnotmp; + Record rec; + off_t recordOffset = 0; + struct recExtractCtrl extractCtrl; + + /* announce database */ + if (zebraExplain_curDatabase (zh->reg->zei, zh->basenames[0])) + { + if (zebraExplain_newDatabase (zh->reg->zei, zh->basenames[0], + zh->m_explain_database)) + return 0; + } - if (strtab_src (t, str, &oldinfo)) - ((struct it_key *) *oldinfo)->seqno++; - else + if (fi->fd != -1) { - *oldinfo = xmalloc (sizeof(*k)); - memcpy (*oldinfo, k, sizeof(*k)); - ((struct it_key *) *oldinfo)->seqno = 1; + /* we are going to read from a file, so prepare the extraction */ + zebra_rec_keys_reset(zh->reg->keys); + +#if NATTR + zebra_rec_keys_reset(zh->reg->sortKeys); +#else + zh->reg->sortKeys.buf_used = 0; +#endif + recordOffset = fi->file_moffset; + extractCtrl.handle = zh; + extractCtrl.offset = fi->file_moffset; + extractCtrl.readf = file_read; + extractCtrl.seekf = file_seek; + extractCtrl.tellf = file_tell; + extractCtrl.endf = file_end; + extractCtrl.fh = fi; + extractCtrl.init = extract_init; + extractCtrl.tokenAdd = extract_token_add; + extractCtrl.schemaAdd = extract_schema_add; + extractCtrl.dh = zh->reg->dh; + extractCtrl.match_criteria[0] = '\0'; + extractCtrl.staticrank = 0; + + extractCtrl.first_record = fi->file_offset ? 0 : 1; + + extract_set_store_data_prepare(&extractCtrl); + + init_extractCtrl(zh, &extractCtrl); + + if (!zh->m_flag_rw) + printf ("File: %s " PRINTF_OFF_T "\n", fname, recordOffset); + if (zh->m_flag_rw) + { + char msg[512]; + sprintf (msg, "%s:" PRINTF_OFF_T , fname, recordOffset); + yaz_log_init_prefix2 (msg); + } + + r = (*recType->extract)(recTypeClientData, &extractCtrl); + + yaz_log_init_prefix2 (0); + if (r == RECCTRL_EXTRACT_EOF) + return 0; + else if (r == RECCTRL_EXTRACT_ERROR_GENERIC) + { + /* error occured during extraction ... */ + if (zh->m_flag_rw && + zh->records_processed < zh->m_file_verbose_limit) + { + yaz_log (YLOG_WARN, "fail %s %s " PRINTF_OFF_T, zh->m_record_type, + fname, recordOffset); + } + return 0; + } + else if (r == RECCTRL_EXTRACT_ERROR_NO_SUCH_FILTER) + { + /* error occured during extraction ... */ + if (zh->m_flag_rw && + zh->records_processed < zh->m_file_verbose_limit) + { + yaz_log (YLOG_WARN, "no filter for %s %s " + PRINTF_OFF_T, zh->m_record_type, + fname, recordOffset); + } + return 0; + } + if (extractCtrl.match_criteria[0]) + matchStr = extractCtrl.match_criteria; } -} -void key_rec_flush (const char *str, void *info, void *data) -{ - key_write (*((int*) data), (struct it_key *)info, str); - xfree (info); -} + /* perform match if sysno not known and if match criteria is specified */ + if (!sysno) + { + sysnotmp = 0; + sysno = &sysnotmp; -void text_extract (struct strtab *t, SYSNO sysno, int cmd, const char *fname) -{ - FILE *inf; - struct it_key k; - int seqno = 1; - int c; - char w[IT_MAX_WORD]; + if (matchStr == 0 && zh->m_record_id && *zh->m_record_id) + { + matchStr = fileMatchStr (zh, zh->reg->keys, fname, + zh->m_record_id); + if (!matchStr) + { + yaz_log(YLOG_WARN, "Bad match criteria"); + return 0; + } + } + if (matchStr) + { + char *rinfo = dict_lookup (zh->reg->matchDict, matchStr); + if (rinfo) + { + assert(*rinfo == sizeof(*sysno)); + memcpy (sysno, rinfo+1, sizeof(*sysno)); + } + } + } + if (! *sysno && zebra_rec_keys_empty(zh->reg->keys) ) + { + /* the extraction process returned no information - the record + is probably empty - unless flagShowRecords is in use */ + if (!zh->m_flag_rw) + return 1; + + if (zh->records_processed < zh->m_file_verbose_limit) + yaz_log (YLOG_WARN, "empty %s %s " PRINTF_OFF_T, zh->m_record_type, + fname, recordOffset); + return 1; + } - logf (LOG_DEBUG, "Text extract of %d", sysno); - k.sysno = sysno; - inf = fopen (fname, "r"); - if (!inf) + if (! *sysno) { - logf (LOG_WARN|LOG_ERRNO, "open %s", fname); - return; + /* new record */ + if (deleteFlag) + { + yaz_log (YLOG_LOG, "delete %s %s " PRINTF_OFF_T, zh->m_record_type, + fname, recordOffset); + yaz_log (YLOG_WARN, "cannot delete record above (seems new)"); + return 1; + } + if (zh->records_processed < zh->m_file_verbose_limit) + yaz_log (YLOG_LOG, "add %s %s " PRINTF_OFF_T, zh->m_record_type, + fname, recordOffset); + rec = rec_new (zh->reg->records); + + *sysno = rec->sysno; + + recordAttr = rec_init_attr (zh->reg->zei, rec); + recordAttr->staticrank = extractCtrl.staticrank; + + if (matchStr) + { + dict_insert (zh->reg->matchDict, matchStr, sizeof(*sysno), sysno); + } +#if NATTR + extract_flushSortKeys (zh, *sysno, 1, zh->reg->sortKeys); +#else + extract_flushSortKeys (zh, *sysno, 1, &zh->reg->sortKeys); +#endif + extract_flushRecordKeys (zh, *sysno, 1, zh->reg->keys, + recordAttr->staticrank); + zh->records_inserted++; } - while ((c=getc (inf)) != EOF) + else { - int i = 0; - while (i < 254 && c != EOF && isalnum(c)) + /* record already exists */ + zebra_rec_keys_t delkeys = zebra_rec_keys_open(); + +#if NATTR + zebra_rec_keys_t sortKeys = zebra_rec_keys_open(); +#else + struct sortKeys sortKeys; +#endif + + rec = rec_get (zh->reg->records, *sysno); + assert (rec); + + recordAttr = rec_init_attr (zh->reg->zei, rec); + + zebra_rec_keys_set_buf(delkeys, + rec->info[recInfo_delKeys], + rec->size[recInfo_delKeys], + 0); + +#if NATTR + zebra_rec_keys_set_buf(sortKeys, + rec->info[recInfo_sortKeys], + rec->size[recInfo_sortKeys], + 0); + extract_flushSortKeys (zh, *sysno, 0, sortKeys); +#else + sortKeys.buf_used = rec->size[recInfo_sortKeys]; + sortKeys.buf = rec->info[recInfo_sortKeys]; + extract_flushSortKeys (zh, *sysno, 0, &sortKeys); +#endif + + extract_flushRecordKeys (zh, *sysno, 0, delkeys, + recordAttr->staticrank); /* old values */ + if (deleteFlag) { - w[i++] = index_char_cvt (c); - c = getc (inf); + /* record going to be deleted */ + if (zebra_rec_keys_empty(delkeys)) + { + yaz_log (YLOG_LOG, "delete %s %s " PRINTF_OFF_T, + zh->m_record_type, fname, recordOffset); + yaz_log (YLOG_WARN, "cannot delete file above, storeKeys false (1)"); + } + else + { + if (zh->records_processed < zh->m_file_verbose_limit) + yaz_log (YLOG_LOG, "delete %s %s " PRINTF_OFF_T, + zh->m_record_type, fname, recordOffset); + zh->records_deleted++; + if (matchStr) + dict_delete (zh->reg->matchDict, matchStr); + rec_del (zh->reg->records, &rec); + } + rec_rm (&rec); + logRecord (zh); + return 1; } - if (i) + else { - w[i] = 0; - - k.seqno = seqno++; -#if IT_KEY_HAVE_FIELD - k.field = 0; + /* flush new keys for sort&search etc */ + if (zh->records_processed < zh->m_file_verbose_limit) + yaz_log (YLOG_LOG, "update %s %s " PRINTF_OFF_T, + zh->m_record_type, fname, recordOffset); + recordAttr->staticrank = extractCtrl.staticrank; +#if NATTR + extract_flushSortKeys (zh, *sysno, 1, zh->reg->sortKeys); +#else + extract_flushSortKeys (zh, *sysno, 1, &zh->reg->sortKeys); #endif - key_write_x (t, cmd, &k, w); + extract_flushRecordKeys (zh, *sysno, 1, zh->reg->keys, + recordAttr->staticrank); + zh->records_updated++; } - if (c == EOF) - break; + zebra_rec_keys_close(delkeys); +#if NATTR + zebra_rec_keys_close(sortKeys); +#endif + } + /* update file type */ + xfree (rec->info[recInfo_fileType]); + rec->info[recInfo_fileType] = + rec_strdup (zh->m_record_type, &rec->size[recInfo_fileType]); + + /* update filename */ + xfree (rec->info[recInfo_filename]); + rec->info[recInfo_filename] = + rec_strdup (fname, &rec->size[recInfo_filename]); + + /* update delete keys */ + xfree (rec->info[recInfo_delKeys]); + if (!zebra_rec_keys_empty(zh->reg->keys) && zh->m_store_keys == 1) + { + zebra_rec_keys_get_buf(zh->reg->keys, + &rec->info[recInfo_delKeys], + &rec->size[recInfo_delKeys]); + } + else + { + rec->info[recInfo_delKeys] = NULL; + rec->size[recInfo_delKeys] = 0; + } + + /* update sort keys */ + xfree (rec->info[recInfo_sortKeys]); + +#if NATTR + zebra_rec_keys_get_buf(zh->reg->sortKeys, + &rec->info[recInfo_sortKeys], + &rec->size[recInfo_sortKeys]); +#else + rec->size[recInfo_sortKeys] = zh->reg->sortKeys.buf_used; + rec->info[recInfo_sortKeys] = zh->reg->sortKeys.buf; + zh->reg->sortKeys.buf = NULL; + zh->reg->sortKeys.buf_max = 0; +#endif + + /* save file size of original record */ + zebraExplain_recordBytesIncrement (zh->reg->zei, + - recordAttr->recordSize); + recordAttr->recordSize = fi->file_moffset - recordOffset; + if (!recordAttr->recordSize) + recordAttr->recordSize = fi->file_max - recordOffset; + zebraExplain_recordBytesIncrement (zh->reg->zei, + recordAttr->recordSize); + + /* set run-number for this record */ + recordAttr->runNumber = zebraExplain_runNumberIncrement (zh->reg->zei, + 0); + + /* update store data */ + xfree (rec->info[recInfo_storeData]); + if (zh->store_data_buf) + { + rec->size[recInfo_storeData] = zh->store_data_size; + rec->info[recInfo_storeData] = zh->store_data_buf; + zh->store_data_buf = 0; } - fclose (inf); + else if (zh->m_store_data) + { + rec->size[recInfo_storeData] = recordAttr->recordSize; + rec->info[recInfo_storeData] = (char *) + xmalloc (recordAttr->recordSize); + if (lseek (fi->fd, recordOffset, SEEK_SET) < 0) + { + yaz_log (YLOG_ERRNO|YLOG_FATAL, "seek to " PRINTF_OFF_T " in %s", + recordOffset, fname); + exit (1); + } + if (read (fi->fd, rec->info[recInfo_storeData], recordAttr->recordSize) + < recordAttr->recordSize) + { + yaz_log (YLOG_ERRNO|YLOG_FATAL, "read %d bytes of %s", + recordAttr->recordSize, fname); + exit (1); + } + } + else + { + rec->info[recInfo_storeData] = NULL; + rec->size[recInfo_storeData] = 0; + } + /* update database name */ + xfree (rec->info[recInfo_databaseName]); + rec->info[recInfo_databaseName] = + rec_strdup (zh->basenames[0], &rec->size[recInfo_databaseName]); + + /* update offset */ + recordAttr->recordOffset = recordOffset; + + /* commit this record */ + rec_put (zh->reg->records, &rec); + logRecord (zh); + return 1; } -void file_extract (int cmd, const char *fname, const char *kname) +int fileExtract (ZebraHandle zh, SYSNO *sysno, const char *fname, + int deleteFlag) { - int i; + int r, i, fd; + char gprefix[128]; char ext[128]; - SYSNO sysno; char ext_res[128]; - const char *file_type; - void *file_info; - struct strtab *t; + struct file_read_info *fi; + const char *original_record_type = 0; + RecType recType; + void *recTypeClientData; + + if (!zh->m_group || !*zh->m_group) + *gprefix = '\0'; + else + sprintf (gprefix, "%s.", zh->m_group); + + yaz_log (YLOG_DEBUG, "fileExtract %s", fname); - logf (LOG_DEBUG, "%c %s k=%s", cmd, fname, kname); + /* determine file extension */ + *ext = '\0'; for (i = strlen(fname); --i >= 0; ) if (fname[i] == '/') - { - strcpy (ext, ""); break; - } else if (fname[i] == '.') { strcpy (ext, fname+i+1); break; } - sprintf (ext_res, "fileExtension.%s", ext); - if (!(file_type = res_get (common_resource, ext_res))) + /* determine file type - depending on extension */ + original_record_type = zh->m_record_type; + if (!zh->m_record_type) + { + sprintf (ext_res, "%srecordType.%s", gprefix, ext); + zh->m_record_type = res_get (zh->res, ext_res); + } + if (!zh->m_record_type) + { + if (zh->records_processed < zh->m_file_verbose_limit) + yaz_log (YLOG_LOG, "? %s", fname); + return 0; + } + /* determine match criteria */ + if (!zh->m_record_id) + { + sprintf (ext_res, "%srecordId.%s", gprefix, ext); + zh->m_record_id = res_get (zh->res, ext_res); + } + + if (!(recType = + recType_byName (zh->reg->recTypes, zh->res, zh->m_record_type, + &recTypeClientData))) + { + yaz_log(YLOG_WARN, "No such record type: %s", zh->m_record_type); + return 0; + } + + switch(recType->version) + { + case 0: + break; + default: + yaz_log(YLOG_WARN, "Bad filter version: %s", zh->m_record_type); + } + if (sysno && deleteFlag) + fd = -1; + else + { + char full_rep[1024]; + + if (zh->path_reg && !yaz_is_abspath (fname)) + { + strcpy (full_rep, zh->path_reg); + strcat (full_rep, "/"); + strcat (full_rep, fname); + } + else + strcpy (full_rep, fname); + + + if ((fd = open (full_rep, O_BINARY|O_RDONLY)) == -1) + { + yaz_log (YLOG_WARN|YLOG_ERRNO, "open %s", full_rep); + zh->m_record_type = original_record_type; + return 0; + } + } + fi = file_read_start (fd); + do + { + fi->file_moffset = fi->file_offset; + fi->file_more = 0; /* file_end not called (yet) */ + r = file_extract_record (zh, sysno, fname, deleteFlag, fi, 1, + recType, recTypeClientData); + if (fi->file_more) + { /* file_end has been called so reset offset .. */ + fi->file_offset = fi->file_moffset; + lseek(fi->fd, fi->file_moffset, SEEK_SET); + } + } + while (r && !sysno); + file_read_stop (fi); + if (fd != -1) + close (fd); + zh->m_record_type = original_record_type; + return r; +} + +/* + If sysno is provided, then it's used to identify the reocord. + If not, and match_criteria is provided, then sysno is guessed + If not, and a record is provided, then sysno is got from there + + */ +ZEBRA_RES buffer_extract_record(ZebraHandle zh, + const char *buf, size_t buf_size, + int delete_flag, + int test_mode, + const char *recordType, + SYSNO *sysno, + const char *match_criteria, + const char *fname, + int force_update, + int allow_update) +{ + SYSNO sysno0 = 0; + RecordAttr *recordAttr; + struct recExtractCtrl extractCtrl; + int r; + const char *matchStr = 0; + RecType recType = NULL; + void *clientData; + Record rec; + long recordOffset = 0; + struct zebra_fetch_control fc; + const char *pr_fname = fname; /* filename to print .. */ + int show_progress = zh->records_processed < zh->m_file_verbose_limit ? 1:0; + + if (!pr_fname) + pr_fname = ""; /* make it printable if file is omitted */ + + fc.fd = -1; + fc.record_int_buf = buf; + fc.record_int_len = buf_size; + fc.record_int_pos = 0; + fc.offset_end = 0; + fc.record_offset = 0; + + extractCtrl.offset = 0; + extractCtrl.readf = zebra_record_int_read; + extractCtrl.seekf = zebra_record_int_seek; + extractCtrl.tellf = zebra_record_int_tell; + extractCtrl.endf = zebra_record_int_end; + extractCtrl.first_record = 1; + extractCtrl.fh = &fc; + + zebra_rec_keys_reset(zh->reg->keys); + +#if NATTR + zebra_rec_keys_reset(zh->reg->sortKeys); +#else + zh->reg->sortKeys.buf_used = 0; +#endif + if (zebraExplain_curDatabase (zh->reg->zei, zh->basenames[0])) + { + if (zebraExplain_newDatabase (zh->reg->zei, zh->basenames[0], + zh->m_explain_database)) + return ZEBRA_FAIL; + } + + if (recordType && *recordType) + { + yaz_log (YLOG_DEBUG, "Record type explicitly specified: %s", recordType); + recType = recType_byName (zh->reg->recTypes, zh->res, recordType, + &clientData); + } + else + { + if (!(zh->m_record_type)) + { + yaz_log (YLOG_WARN, "No such record type defined"); + return ZEBRA_FAIL; + } + yaz_log (YLOG_DEBUG, "Get record type from rgroup: %s",zh->m_record_type); + recType = recType_byName (zh->reg->recTypes, zh->res, + zh->m_record_type, &clientData); + recordType = zh->m_record_type; + } + + if (!recType) + { + yaz_log (YLOG_WARN, "No such record type: %s", zh->m_record_type); + return ZEBRA_FAIL; + } + + extractCtrl.init = extract_init; + extractCtrl.tokenAdd = extract_token_add; + extractCtrl.schemaAdd = extract_schema_add; + extractCtrl.dh = zh->reg->dh; + extractCtrl.handle = zh; + extractCtrl.match_criteria[0] = '\0'; + extractCtrl.staticrank = 0; + + init_extractCtrl(zh, &extractCtrl); + + extract_set_store_data_prepare(&extractCtrl); + + r = (*recType->extract)(clientData, &extractCtrl); + + if (r == RECCTRL_EXTRACT_EOF) + return ZEBRA_FAIL; + else if (r == RECCTRL_EXTRACT_ERROR_GENERIC) + { + /* error occured during extraction ... */ + yaz_log (YLOG_WARN, "extract error: generic"); + return ZEBRA_FAIL; + } + else if (r == RECCTRL_EXTRACT_ERROR_NO_SUCH_FILTER) + { + /* error occured during extraction ... */ + yaz_log (YLOG_WARN, "extract error: no such filter"); + return ZEBRA_FAIL; + } + + if (extractCtrl.match_criteria[0]) + match_criteria = extractCtrl.match_criteria; + + if (!sysno) { + + sysno = &sysno0; + + if (match_criteria && *match_criteria) { + matchStr = match_criteria; + } else { + if (zh->m_record_id && *zh->m_record_id) { + matchStr = fileMatchStr (zh, zh->reg->keys, pr_fname, + zh->m_record_id); + if (!matchStr) + { + yaz_log (YLOG_WARN, "Bad match criteria (recordID)"); + return ZEBRA_FAIL; + } + } + } + if (matchStr) { + char *rinfo = dict_lookup (zh->reg->matchDict, matchStr); + if (rinfo) + { + assert(*rinfo == sizeof(*sysno)); + memcpy (sysno, rinfo+1, sizeof(*sysno)); + } + } + } + if (zebra_rec_keys_empty(zh->reg->keys)) + { + /* the extraction process returned no information - the record + is probably empty - unless flagShowRecords is in use */ + if (test_mode) + return ZEBRA_OK; + } + + if (! *sysno) + { + /* new record */ + if (delete_flag) + { + yaz_log (YLOG_LOG, "delete %s %s %ld", recordType, + pr_fname, (long) recordOffset); + yaz_log (YLOG_WARN, "cannot delete record above (seems new)"); + return ZEBRA_FAIL; + } + if (show_progress) + yaz_log (YLOG_LOG, "add %s %s %ld", recordType, pr_fname, + (long) recordOffset); + rec = rec_new (zh->reg->records); + + *sysno = rec->sysno; + + recordAttr = rec_init_attr (zh->reg->zei, rec); + recordAttr->staticrank = extractCtrl.staticrank; + + if (matchStr) + { + dict_insert (zh->reg->matchDict, matchStr, + sizeof(*sysno), sysno); + } +#if NATTR + extract_flushSortKeys (zh, *sysno, 1, zh->reg->sortKeys); +#else + extract_flushSortKeys (zh, *sysno, 1, &zh->reg->sortKeys); +#endif + +#if 0 + print_rec_keys(zh, zh->reg->keys); +#endif + extract_flushRecordKeys (zh, *sysno, 1, zh->reg->keys, + recordAttr->staticrank); + zh->records_inserted++; + } + else + { + /* record already exists */ + zebra_rec_keys_t delkeys = zebra_rec_keys_open(); +#if NATTR + zebra_rec_keys_t sortKeys = zebra_rec_keys_open(); +#else + struct sortKeys sortKeys; +#endif + + if (!allow_update) + { + yaz_log (YLOG_LOG, "skipped %s %s %ld", + recordType, pr_fname, (long) recordOffset); + logRecord(zh); + return ZEBRA_FAIL; + } + + rec = rec_get (zh->reg->records, *sysno); + assert (rec); + + recordAttr = rec_init_attr (zh->reg->zei, rec); + + zebra_rec_keys_set_buf(delkeys, + rec->info[recInfo_delKeys], + rec->size[recInfo_delKeys], + 0); +#if NATTR + zebra_rec_keys_set_buf(sortKeys, + rec->info[recInfo_sortKeys], + rec->size[recInfo_sortKeys], + 0); +#else + sortKeys.buf_used = rec->size[recInfo_sortKeys]; + sortKeys.buf = rec->info[recInfo_sortKeys]; +#endif + +#if NATTR + extract_flushSortKeys (zh, *sysno, 0, sortKeys); +#else + extract_flushSortKeys (zh, *sysno, 0, &sortKeys); +#endif + extract_flushRecordKeys (zh, *sysno, 0, delkeys, + recordAttr->staticrank); + if (delete_flag) + { + /* record going to be deleted */ + if (zebra_rec_keys_empty(delkeys)) + { + yaz_log (YLOG_LOG, "delete %s %s %ld", recordType, + pr_fname, (long) recordOffset); + yaz_log (YLOG_WARN, "cannot delete file above, " + "storeKeys false (3)"); + } + else + { + if (show_progress) + yaz_log (YLOG_LOG, "delete %s %s %ld", recordType, + pr_fname, (long) recordOffset); + zh->records_deleted++; + if (matchStr) + dict_delete (zh->reg->matchDict, matchStr); + rec_del (zh->reg->records, &rec); + } + rec_rm (&rec); + logRecord(zh); + return ZEBRA_OK; + } + else + { + if (show_progress) + yaz_log (YLOG_LOG, "update %s %s %ld", recordType, + pr_fname, (long) recordOffset); + recordAttr->staticrank = extractCtrl.staticrank; +#if NATTR + extract_flushSortKeys (zh, *sysno, 1, zh->reg->sortKeys); +#else + extract_flushSortKeys (zh, *sysno, 1, &zh->reg->sortKeys); +#endif + extract_flushRecordKeys (zh, *sysno, 1, zh->reg->keys, + recordAttr->staticrank); + zh->records_updated++; + } + zebra_rec_keys_close(delkeys); +#if NATTR + zebra_rec_keys_close(sortKeys); +#endif + } + /* update file type */ + xfree (rec->info[recInfo_fileType]); + rec->info[recInfo_fileType] = + rec_strdup (recordType, &rec->size[recInfo_fileType]); + + /* update filename */ + xfree (rec->info[recInfo_filename]); + rec->info[recInfo_filename] = + rec_strdup (fname, &rec->size[recInfo_filename]); + + /* update delete keys */ + xfree (rec->info[recInfo_delKeys]); + if (!zebra_rec_keys_empty(zh->reg->keys) && zh->m_store_keys == 1) + { + zebra_rec_keys_get_buf(zh->reg->keys, + &rec->info[recInfo_delKeys], + &rec->size[recInfo_delKeys]); + } + else + { + rec->info[recInfo_delKeys] = NULL; + rec->size[recInfo_delKeys] = 0; + } + /* update sort keys */ + xfree (rec->info[recInfo_sortKeys]); + +#if NATTR + zebra_rec_keys_get_buf(zh->reg->sortKeys, + &rec->info[recInfo_sortKeys], + &rec->size[recInfo_sortKeys]); +#else + rec->size[recInfo_sortKeys] = zh->reg->sortKeys.buf_used; + rec->info[recInfo_sortKeys] = zh->reg->sortKeys.buf; + zh->reg->sortKeys.buf = NULL; + zh->reg->sortKeys.buf_max = 0; +#endif + + /* save file size of original record */ + zebraExplain_recordBytesIncrement (zh->reg->zei, + - recordAttr->recordSize); +#if 0 + recordAttr->recordSize = fi->file_moffset - recordOffset; + if (!recordAttr->recordSize) + recordAttr->recordSize = fi->file_max - recordOffset; +#else + recordAttr->recordSize = buf_size; +#endif + zebraExplain_recordBytesIncrement (zh->reg->zei, + recordAttr->recordSize); + + /* set run-number for this record */ + recordAttr->runNumber = + zebraExplain_runNumberIncrement (zh->reg->zei, 0); + + /* update store data */ + xfree (rec->info[recInfo_storeData]); + + /* update store data */ + if (zh->store_data_buf) + { + rec->size[recInfo_storeData] = zh->store_data_size; + rec->info[recInfo_storeData] = zh->store_data_buf; + zh->store_data_buf = 0; + } + else if (zh->m_store_data) + { + rec->size[recInfo_storeData] = recordAttr->recordSize; + rec->info[recInfo_storeData] = (char *) + xmalloc (recordAttr->recordSize); + memcpy (rec->info[recInfo_storeData], buf, recordAttr->recordSize); + } + else + { + rec->info[recInfo_storeData] = NULL; + rec->size[recInfo_storeData] = 0; + } + /* update database name */ + xfree (rec->info[recInfo_databaseName]); + rec->info[recInfo_databaseName] = + rec_strdup (zh->basenames[0], &rec->size[recInfo_databaseName]); + + /* update offset */ + recordAttr->recordOffset = recordOffset; + + /* commit this record */ + rec_put (zh->reg->records, &rec); + logRecord(zh); + return ZEBRA_OK; +} + +int explain_extract (void *handle, Record rec, data1_node *n) +{ + ZebraHandle zh = (ZebraHandle) handle; + struct recExtractCtrl extractCtrl; + + if (zebraExplain_curDatabase (zh->reg->zei, + rec->info[recInfo_databaseName])) + { + abort(); + if (zebraExplain_newDatabase (zh->reg->zei, + rec->info[recInfo_databaseName], 0)) + abort (); + } + + zebra_rec_keys_reset(zh->reg->keys); + +#if NATTR + zebra_rec_keys_reset(zh->reg->sortKeys); +#else + zh->reg->sortKeys.buf_used = 0; +#endif + extractCtrl.init = extract_init; + extractCtrl.tokenAdd = extract_token_add; + extractCtrl.schemaAdd = extract_schema_add; + extractCtrl.dh = zh->reg->dh; + + init_extractCtrl(zh, &extractCtrl); + + extractCtrl.flagShowRecords = 0; + extractCtrl.match_criteria[0] = '\0'; + extractCtrl.staticrank = 0; + extractCtrl.handle = handle; + extractCtrl.first_record = 1; + + extract_set_store_data_prepare(&extractCtrl); + + if (n) + grs_extract_tree(&extractCtrl, n); + + if (rec->size[recInfo_delKeys]) + { + zebra_rec_keys_t delkeys = zebra_rec_keys_open(); + +#if NATTR + zebra_rec_keys_t sortkeys = zebra_rec_keys_open(); +#else + struct sortKeys sortkeys; +#endif + + zebra_rec_keys_set_buf(delkeys, rec->info[recInfo_delKeys], + rec->size[recInfo_delKeys], + 0); + extract_flushRecordKeys (zh, rec->sysno, 0, delkeys, 0); + zebra_rec_keys_close(delkeys); +#if NATTR + zebra_rec_keys_set_buf(sortkeys, rec->info[recInfo_sortKeys], + rec->size[recInfo_sortKeys], + 0); + + extract_flushSortKeys (zh, rec->sysno, 0, sortkeys); + zebra_rec_keys_close(sortkeys); +#else + sortkeys.buf_used = rec->size[recInfo_sortKeys]; + sortkeys.buf = rec->info[recInfo_sortKeys]; + extract_flushSortKeys (zh, rec->sysno, 0, &sortkeys); +#endif + } + extract_flushRecordKeys (zh, rec->sysno, 1, zh->reg->keys, 0); +#if NATTR + extract_flushSortKeys (zh, rec->sysno, 1, zh->reg->sortKeys); +#else + extract_flushSortKeys (zh, rec->sysno, 1, &zh->reg->sortKeys); +#endif + + xfree (rec->info[recInfo_delKeys]); + zebra_rec_keys_get_buf(zh->reg->keys, + &rec->info[recInfo_delKeys], + &rec->size[recInfo_delKeys]); + + xfree (rec->info[recInfo_sortKeys]); +#if NATTR + zebra_rec_keys_get_buf(zh->reg->sortKeys, + &rec->info[recInfo_sortKeys], + &rec->size[recInfo_sortKeys]); +#else + rec->size[recInfo_sortKeys] = zh->reg->sortKeys.buf_used; + rec->info[recInfo_sortKeys] = zh->reg->sortKeys.buf; + zh->reg->sortKeys.buf = NULL; + zh->reg->sortKeys.buf_max = 0; +#endif + + return 0; +} + +void extract_flushRecordKeys (ZebraHandle zh, SYSNO sysno, + int cmd, + zebra_rec_keys_t reckeys, + zint staticrank) +{ + ZebraExplainInfo zei = zh->reg->zei; + + if (!zh->reg->key_buf) + { + int mem= 1024*1024* atoi( res_get_def( zh->res, "memmax", "8")); + if (mem <= 0) + { + yaz_log(YLOG_WARN, "Invalid memory setting, using default 8 MB"); + mem= 1024*1024*8; + } + /* FIXME: That "8" should be in a default settings include */ + /* not hard-coded here! -H */ + zh->reg->key_buf = (char**) xmalloc (mem); + zh->reg->ptr_top = mem/sizeof(char*); + zh->reg->ptr_i = 0; + zh->reg->key_buf_used = 0; + zh->reg->key_file_no = 0; + } + zebraExplain_recordCountIncrement (zei, cmd ? 1 : -1); + + if (zebra_rec_keys_rewind(reckeys)) + { + size_t slen; + const char *str; + struct it_key key_in; + while(zebra_rec_keys_read(reckeys, &str, &slen, &key_in)) + { + int ch = 0; + struct it_key key_out; + zint *keyp = key_out.mem; + + assert(key_in.len == 4); + + /* check for buffer overflow */ + if (zh->reg->key_buf_used + 1024 > + (zh->reg->ptr_top -zh->reg->ptr_i)*sizeof(char*)) + extract_flushWriteKeys (zh, 0); + + ++(zh->reg->ptr_i); + assert(zh->reg->ptr_i > 0); + (zh->reg->key_buf)[zh->reg->ptr_top - zh->reg->ptr_i] = + (char*)zh->reg->key_buf + zh->reg->key_buf_used; + + /* encode the ordinal value (field/use/attribute) .. */ + ch = (int) key_in.mem[0]; + zh->reg->key_buf_used += + key_SU_encode(ch, (char*)zh->reg->key_buf + + zh->reg->key_buf_used); + + /* copy the 0-terminated stuff from str to output */ + memcpy((char*)zh->reg->key_buf + zh->reg->key_buf_used, str, slen); + zh->reg->key_buf_used += slen; + ((char*)zh->reg->key_buf)[(zh->reg->key_buf_used)++] = '\0'; + + /* the delete/insert indicator */ + ((char*)zh->reg->key_buf)[(zh->reg->key_buf_used)++] = cmd; + + if (zh->m_staticrank) /* rank config enabled ? */ + { + *keyp++ = staticrank; + key_out.len = 4; + } + else + key_out.len = 3; + + if (key_in.mem[1]) /* filter specified record ID */ + *keyp++ = key_in.mem[1]; + else + *keyp++ = sysno; + *keyp++ = key_in.mem[2]; /* section_id */ + *keyp++ = key_in.mem[3]; /* sequence .. */ + + memcpy((char*)zh->reg->key_buf + zh->reg->key_buf_used, + &key_out, sizeof(key_out)); + (zh->reg->key_buf_used) += sizeof(key_out); + } + } +} + +void extract_flushWriteKeys (ZebraHandle zh, int final) + /* optimizing: if final=1, and no files written yet */ + /* push the keys directly to merge, sidestepping the */ + /* temp file altogether. Speeds small updates */ +{ + FILE *outf; + char out_fname[200]; + char *prevcp, *cp; + struct encode_info encode_info; + int ptr_i = zh->reg->ptr_i; + int temp_policy; +#if SORT_EXTRA + int i; +#endif + if (!zh->reg->key_buf || ptr_i <= 0) + { + yaz_log (YLOG_DEBUG, " nothing to flush section=%d buf=%p i=%d", + zh->reg->key_file_no, zh->reg->key_buf, ptr_i); + yaz_log (YLOG_DEBUG, " buf=%p ", + zh->reg->key_buf); + yaz_log (YLOG_DEBUG, " ptr=%d ",zh->reg->ptr_i); + yaz_log (YLOG_DEBUG, " reg=%p ",zh->reg); + return; + } + + (zh->reg->key_file_no)++; + yaz_log (YLOG_LOG, "sorting section %d", (zh->reg->key_file_no)); + yaz_log (YLOG_DEBUG, " sort_buff at %p n=%d", + zh->reg->key_buf + zh->reg->ptr_top - ptr_i,ptr_i); +#if !SORT_EXTRA + qsort (zh->reg->key_buf + zh->reg->ptr_top - ptr_i, ptr_i, + sizeof(char*), key_qsort_compare); + + /* zebra.cfg: tempfiles: + Y: always use temp files (old way) + A: use temp files, if more than one (auto) + = if this is both the last and the first + N: never bother with temp files (new) */ + + temp_policy=toupper(res_get_def(zh->res,"tempfiles","auto")[0]); + if (temp_policy != 'Y' && temp_policy != 'N' && temp_policy != 'A') { + yaz_log (YLOG_WARN, "Illegal tempfiles setting '%c'. using 'Auto' ", + temp_policy); + temp_policy='A'; + } + + if ( ( temp_policy =='N' ) || /* always from memory */ + ( ( temp_policy =='A' ) && /* automatic */ + (zh->reg->key_file_no == 1) && /* this is first time */ + (final) ) ) /* and last (=only) time */ + { /* go directly from memory */ + zh->reg->key_file_no =0; /* signal not to read files */ + zebra_index_merge(zh); + zh->reg->ptr_i = 0; + zh->reg->key_buf_used = 0; + return; + } + + /* Not doing directly from memory, write into a temp file */ + extract_get_fname_tmp (zh, out_fname, zh->reg->key_file_no); + + if (!(outf = fopen (out_fname, "wb"))) + { + yaz_log (YLOG_FATAL|YLOG_ERRNO, "fopen %s", out_fname); + exit (1); + } + yaz_log (YLOG_LOG, "writing section %d", zh->reg->key_file_no); + prevcp = cp = (zh->reg->key_buf)[zh->reg->ptr_top - ptr_i]; + + encode_key_init (&encode_info); + encode_key_write (cp, &encode_info, outf); + + while (--ptr_i > 0) + { + cp = (zh->reg->key_buf)[zh->reg->ptr_top - ptr_i]; + if (strcmp (cp, prevcp)) + { + encode_key_flush ( &encode_info, outf); + encode_key_init (&encode_info); + encode_key_write (cp, &encode_info, outf); + prevcp = cp; + } + else + encode_key_write (cp + strlen(cp), &encode_info, outf); + } + encode_key_flush ( &encode_info, outf); +#else + qsort (key_buf + ptr_top-ptr_i, ptr_i, sizeof(char*), key_x_compare); + extract_get_fname_tmp (out_fname, key_file_no); + + if (!(outf = fopen (out_fname, "wb"))) + { + yaz_log (YLOG_FATAL|YLOG_ERRNO, "fopen %s", out_fname); + exit (1); + } + yaz_log (YLOG_LOG, "writing section %d", key_file_no); + i = ptr_i; + prevcp = key_buf[ptr_top-i]; + while (1) + if (!--i || strcmp (prevcp, key_buf[ptr_top-i])) + { + key_y_len = strlen(prevcp)+1; +#if 0 + yaz_log (YLOG_LOG, "key_y_len: %2d %02x %02x %s", + key_y_len, prevcp[0], prevcp[1], 2+prevcp); +#endif + qsort (key_buf + ptr_top-ptr_i, ptr_i - i, + sizeof(char*), key_y_compare); + cp = key_buf[ptr_top-ptr_i]; + --key_y_len; + encode_key_init (&encode_info); + encode_key_write (cp, &encode_info, outf); + while (--ptr_i > i) + { + cp = key_buf[ptr_top-ptr_i]; + encode_key_write (cp+key_y_len, &encode_info, outf); + } + encode_key_flush ( &encode_info, outf); + if (!i) + break; + prevcp = key_buf[ptr_top-ptr_i]; + } +#endif + if (fclose (outf)) + { + yaz_log (YLOG_FATAL|YLOG_ERRNO, "fclose %s", out_fname); + exit (1); + } + yaz_log (YLOG_LOG, "finished section %d", zh->reg->key_file_no); + zh->reg->ptr_i = 0; + zh->reg->key_buf_used = 0; +} + +ZEBRA_RES zebra_snippets_rec_keys(ZebraHandle zh, + zebra_rec_keys_t reckeys, + zebra_snippets *snippets) +{ + NMEM nmem = nmem_create(); + if (zebra_rec_keys_rewind(reckeys)) + { + const char *str; + size_t slen; + struct it_key key; + while (zebra_rec_keys_read(reckeys, &str, &slen, &key)) + { + char dst_buf[IT_MAX_WORD]; + char *dst_term = dst_buf; + int ord, seqno; + int index_type; + assert(key.len <= 4 && key.len > 2); + seqno = (int) key.mem[key.len-1]; + ord = key.mem[0]; + + zebraExplain_lookup_ord(zh->reg->zei, ord, &index_type, + 0/* db */, 0/* set */, 0/* use */); + assert(index_type); + zebra_term_untrans_iconv(zh, nmem, index_type, + &dst_term, str); + zebra_snippets_append(snippets, seqno, ord, dst_term); + nmem_reset(nmem); + } + } + nmem_destroy(nmem); + return ZEBRA_OK; +} + +void print_rec_keys(ZebraHandle zh, zebra_rec_keys_t reckeys) +{ + yaz_log(YLOG_LOG, "print_rec_keys"); + if (zebra_rec_keys_rewind(reckeys)) + { + const char *str; + size_t slen; + struct it_key key; + while (zebra_rec_keys_read(reckeys, &str, &slen, &key)) + { + char dst_buf[IT_MAX_WORD]; + int seqno; + int index_type; + const char *db = 0; + assert(key.len <= 4 && key.len > 2); + + zebraExplain_lookup_ord(zh->reg->zei, + key.mem[0], &index_type, &db, 0, 0); + + seqno = (int) key.mem[key.len-1]; + + zebra_term_untrans(zh, index_type, dst_buf, str); + + yaz_log(YLOG_LOG, "ord=" ZINT_FORMAT " seqno=%d term=%s", + key.mem[0], seqno, dst_buf); + } + } +} + +void extract_add_index_string (RecWord *p, const char *str, int length) +{ + struct it_key key; + + ZebraHandle zh = p->extractCtrl->handle; + ZebraExplainInfo zei = zh->reg->zei; + int ch; + + if (p->index_name) + { + ch = zebraExplain_lookup_attr_str(zei, p->index_type, p->index_name); + if (ch < 0) + ch = zebraExplain_add_attr_str(zei, p->index_type, p->index_name); + } + else + { +#if NATTR + return; +#else + ch = zebraExplain_lookup_attr_su(zei, p->index_type, + p->attrSet, p->attrUse); + if (ch < 0) + ch = zebraExplain_add_attr_su(zei, p->index_type, + p->attrSet, p->attrUse); +#endif + } + key.len = 4; + key.mem[0] = ch; + key.mem[1] = p->record_id; + key.mem[2] = p->section_id; + key.mem[3] = p->seqno; + +#if 0 + if (1) + { + char strz[80]; + int i; + + strz[0] = 0; + for (i = 0; iattrSet, p->attrUse, p->record_id, p->section_id, p->seqno, + strz); + } +#endif + + zebra_rec_keys_write(zh->reg->keys, str, length, &key); +} + +#if NATTR +static void extract_add_sort_string (RecWord *p, const char *str, int length) +{ + struct it_key key; + + ZebraHandle zh = p->extractCtrl->handle; + ZebraExplainInfo zei = zh->reg->zei; + int ch; + + if (p->index_name) + { + ch = zebraExplain_lookup_attr_str(zei, p->index_type, p->index_name); + if (ch < 0) + ch = zebraExplain_add_attr_str(zei, p->index_type, p->index_name); + } + else + { + return; + } + key.len = 4; + key.mem[0] = ch; + key.mem[1] = p->record_id; + key.mem[2] = p->section_id; + key.mem[3] = p->seqno; + + zebra_rec_keys_write(zh->reg->sortKeys, str, length, &key); +} +#else +static void extract_add_sort_string (RecWord *p, const char *str, int length) +{ + ZebraHandle zh = p->extractCtrl->handle; + struct sortKeys *sk = &zh->reg->sortKeys; + int off = 0; + + while (off < sk->buf_used) + { + int set, use, slen; + + off += key_SU_decode(&set, (unsigned char *) sk->buf + off); + off += key_SU_decode(&use, (unsigned char *) sk->buf + off); + off += key_SU_decode(&slen, (unsigned char *) sk->buf + off); + off += slen; + if (p->attrSet == set && p->attrUse == use) + return; + } + assert (off == sk->buf_used); - file_info = dict_lookup (file_idx, kname); - if (!file_info) + if (sk->buf_used + IT_MAX_WORD > sk->buf_max) + { + char *b; + + b = (char *) xmalloc (sk->buf_max += 128000); + if (sk->buf_used > 0) + memcpy (b, sk->buf, sk->buf_used); + xfree (sk->buf); + sk->buf = b; + } + off += key_SU_encode(p->attrSet, sk->buf + off); + off += key_SU_encode(p->attrUse, sk->buf + off); + off += key_SU_encode(length, sk->buf + off); + memcpy (sk->buf + off, str, length); + sk->buf_used = off + length; +} +#endif + +void extract_add_string (RecWord *p, const char *string, int length) +{ + assert (length > 0); + if (zebra_maps_is_sort (p->zebra_maps, p->index_type)) + extract_add_sort_string (p, string, length); + else + extract_add_index_string (p, string, length); +} + +static void extract_add_incomplete_field (RecWord *p) +{ + const char *b = p->term_buf; + int remain = p->term_len; + const char **map = 0; + + yaz_log(YLOG_DEBUG, "Incomplete field, w='%.*s'", p->term_len, p->term_buf); + + if (remain > 0) + map = zebra_maps_input(p->zebra_maps, p->index_type, &b, remain, 0); + + while (map) { - sysno = sysno_next++; - dict_insert (file_idx, kname, sizeof(sysno), &sysno); - lseek (sys_idx_fd, sysno * SYS_IDX_ENTRY_LEN, SEEK_SET); - write (sys_idx_fd, kname, strlen(kname)+1); + char buf[IT_MAX_WORD+1]; + int i, remain; + + /* Skip spaces */ + while (map && *map && **map == *CHR_SPACE) + { + remain = p->term_len - (b - p->term_buf); + if (remain > 0) + map = zebra_maps_input(p->zebra_maps, p->index_type, &b, + remain, 0); + else + map = 0; + } + if (!map) + break; + i = 0; + while (map && *map && **map != *CHR_SPACE) + { + const char *cp = *map; + + while (i < IT_MAX_WORD && *cp) + buf[i++] = *(cp++); + remain = p->term_len - (b - p->term_buf); + if (remain > 0) + map = zebra_maps_input(p->zebra_maps, p->index_type, &b, remain, 0); + else + map = 0; + } + if (!i) + return; + extract_add_string (p, buf, i); + p->seqno++; + } +} + +static void extract_add_complete_field (RecWord *p) +{ + const char *b = p->term_buf; + char buf[IT_MAX_WORD+1]; + const char **map = 0; + int i = 0, remain = p->term_len; + + yaz_log(YLOG_DEBUG, "Complete field, w='%.*s'", + p->term_len, p->term_buf); + + if (remain > 0) + map = zebra_maps_input (p->zebra_maps, p->index_type, &b, remain, 1); + + while (remain > 0 && i < IT_MAX_WORD) + { + while (map && *map && **map == *CHR_SPACE) + { + remain = p->term_len - (b - p->term_buf); + + if (remain > 0) + { + int first = i ? 0 : 1; /* first position */ + map = zebra_maps_input(p->zebra_maps, p->index_type, &b, remain, first); + } + else + map = 0; + } + if (!map) + break; + + if (i && i < IT_MAX_WORD) + buf[i++] = *CHR_SPACE; + while (map && *map && **map != *CHR_SPACE) + { + const char *cp = *map; + + if (**map == *CHR_CUT) + { + i = 0; + } + else + { + if (i >= IT_MAX_WORD) + break; + yaz_log(YLOG_DEBUG, "Adding string to index '%d'", **map); + while (i < IT_MAX_WORD && *cp) + buf[i++] = *(cp++); + } + remain = p->term_len - (b - p->term_buf); + if (remain > 0) + { + map = zebra_maps_input (p->zebra_maps, p->index_type, &b, + remain, 0); + } + else + map = 0; + } } + if (!i) + return; + extract_add_string (p, buf, i); +} + +void extract_token_add (RecWord *p) +{ + WRBUF wrbuf; +#if 0 + yaz_log (YLOG_LOG, "token_add " + "reg_type=%c attrSet=%d attrUse=%d seqno=%d s=%.*s", + p->reg_type, p->attrSet, p->attrUse, p->seqno, p->length, + p->string); +#endif + if ((wrbuf = zebra_replace(p->zebra_maps, p->index_type, 0, + p->term_buf, p->term_len))) + { + p->term_buf = wrbuf_buf(wrbuf); + p->term_len = wrbuf_len(wrbuf); + } + if (zebra_maps_is_complete (p->zebra_maps, p->index_type)) + extract_add_complete_field (p); else - memcpy (&sysno, (char*) file_info+1, sizeof(sysno)); - t = strtab_mk (); - if (!strcmp (file_type, "text")) - text_extract (t, sysno, cmd, fname); - strtab_del (t, key_rec_flush, &cmd); + extract_add_incomplete_field(p); +} + +static void extract_set_store_data_cb(struct recExtractCtrl *p, + void *buf, size_t sz) +{ + ZebraHandle zh = (ZebraHandle) p->handle; + + xfree(zh->store_data_buf); + zh->store_data_buf = 0; + zh->store_data_size = 0; + if (buf && sz) + { + zh->store_data_buf = xmalloc(sz); + zh->store_data_size = sz; + memcpy(zh->store_data_buf, buf, sz); + } +} + +static void extract_set_store_data_prepare(struct recExtractCtrl *p) +{ + ZebraHandle zh = (ZebraHandle) p->handle; + xfree(zh->store_data_buf); + zh->store_data_buf = 0; + zh->store_data_size = 0; + p->setStoreData = extract_set_store_data_cb; +} + +void extract_schema_add (struct recExtractCtrl *p, Odr_oid *oid) +{ + ZebraHandle zh = (ZebraHandle) p->handle; + zebraExplain_addSchema (zh->reg->zei, oid); } +#if NATTR +#error not done yet with zebra_rec_keys_t +void extract_flushSortKeys (ZebraHandle zh, SYSNO sysno, + int cmd, struct recKeys *reckeys) +{ + SortIdx sortIdx = zh->reg->sortIdx; + void *decode_handle = iscz1_start(); + int off = 0; + int ch = 0; + + while (off < reckeys->buf_used) + { + const char *src = reckeys->buf + off; + struct it_key key; + char *dst = (char*) &key; + + iscz1_decode(decode_handle, &dst, &src); + assert(key.len == 4); + + ch = (int) key.mem[0]; /* ordinal for field/use/attribute */ + + sortIdx_type(sortIdx, ch); + if (cmd == 1) + sortIdx_add(sortIdx, src, strlen(src)); + else + sortIdx_add(sortIdx, "", 1); + + src += strlen(src); + src++; + + off = src - reckeys->buf; + } + assert (off == reckeys->buf_used); + iscz1_stop(decode_handle); +} +#else +void extract_flushSortKeys (ZebraHandle zh, SYSNO sysno, + int cmd, struct sortKeys *sk) +{ + SortIdx sortIdx = zh->reg->sortIdx; + int off = 0; + + sortIdx_sysno (sortIdx, sysno); + + while (off < sk->buf_used) + { + int set, use, slen; + + off += key_SU_decode(&set, (unsigned char *) sk->buf + off); + off += key_SU_decode(&use, (unsigned char *) sk->buf + off); + off += key_SU_decode(&slen, (unsigned char *) sk->buf + off); + + sortIdx_type(sortIdx, use); + if (cmd == 1) + sortIdx_add(sortIdx, sk->buf + off, slen); + else + sortIdx_add(sortIdx, "", 1); + off += slen; + } +} +#endif + +void encode_key_init (struct encode_info *i) +{ + i->sysno = 0; + i->seqno = 0; + i->cmd = -1; + i->prevsys=0; + i->prevseq=0; + i->prevcmd=-1; + i->keylen=0; + i->encode_handle = iscz1_start(); +} + +#define OLDENCODE 1 + +#ifdef OLDENCODE +/* this is the old encode_key_write + * may be deleted once we are confident that the new works + * HL 15-oct-2002 + */ +void encode_key_write (char *k, struct encode_info *i, FILE *outf) +{ + struct it_key key; + char *bp = i->buf, *bp0; + const char *src = (char *) &key; + + /* copy term to output buf */ + while ((*bp++ = *k++)) + ; + /* and copy & align key so we can mangle */ + memcpy (&key, k+1, sizeof(struct it_key)); /* *k is insert/delete */ + + bp0 = bp++; + iscz1_encode(i->encode_handle, &bp, &src); + *bp0 = (*k * 128) + bp - bp0 - 1; /* length and insert/delete combined */ + if (fwrite (i->buf, bp - i->buf, 1, outf) != 1) + { + yaz_log (YLOG_FATAL|YLOG_ERRNO, "fwrite"); + exit (1); + } +} + +void encode_key_flush (struct encode_info *i, FILE *outf) +{ /* dummy routine */ + iscz1_stop(i->encode_handle); +} +#else + +/* new encode_key_write + * The idea is to buffer one more key, and compare them + * If we are going to delete and insert the same key, + * we may as well not bother. Should make a difference in + * updates with small modifications (appending to a mbox) + */ +void encode_key_write (char *k, struct encode_info *i, FILE *outf) +{ + struct it_key key; + char *bp; + + if (*k) /* first time for new key */ + { + bp = i->buf; + while ((*bp++ = *k++)) + ; + i->keylen= bp - i->buf -1; + assert(i->keylen+1+sizeof(struct it_key) < ENCODE_BUFLEN); + } + else + { + bp=i->buf + i->keylen; + *bp++=0; + k++; + } + + memcpy (&key, k+1, sizeof(struct it_key)); + if (0==i->prevsys) /* no previous filter, fill up */ + { + i->prevsys=key.sysno; + i->prevseq=key.seqno; + i->prevcmd=*k; + } + else if ( (i->prevsys==key.sysno) && + (i->prevseq==key.seqno) && + (i->prevcmd!=*k) ) + { /* same numbers, diff cmd, they cancel out */ + i->prevsys=0; + } + else + { /* different stuff, write previous, move buf */ + bp = encode_key_int ( (i->prevsys - i->sysno) * 2 + i->prevcmd, bp); + if (i->sysno != i->prevsys) + { + i->sysno = i->prevsys; + i->seqno = 0; + } + else if (!i->seqno && !i->prevseq && i->cmd == i->prevcmd) + { + return; /* ??? Filters some sort of duplicates away */ + /* ??? Can this ever happen -H 15oct02 */ + } + bp = encode_key_int (i->prevseq - i->seqno, bp); + i->seqno = i->prevseq; + i->cmd = i->prevcmd; + if (fwrite (i->buf, bp - i->buf, 1, outf) != 1) + { + yaz_log (YLOG_FATAL|YLOG_ERRNO, "fwrite"); + exit (1); + } + i->keylen=0; /* ok, it's written, forget it */ + i->prevsys=key.sysno; + i->prevseq=key.seqno; + i->prevcmd=*k; + } +} + +void encode_key_flush (struct encode_info *i, FILE *outf) +{ /* flush the last key from i */ + char *bp =i->buf + i->keylen; + if (0==i->prevsys) + { + return; /* nothing to flush */ + } + *bp++=0; + bp = encode_key_int ( (i->prevsys - i->sysno) * 2 + i->prevcmd, bp); + if (i->sysno != i->prevsys) + { + i->sysno = i->prevsys; + i->seqno = 0; + } + else if (!i->seqno && !i->prevseq && i->cmd == i->prevcmd) + { + return; /* ??? Filters some sort of duplicates away */ + /* ??? Can this ever happen -H 15oct02 */ + } + bp = encode_key_int (i->prevseq - i->seqno, bp); + i->seqno = i->prevseq; + i->cmd = i->prevcmd; + if (fwrite (i->buf, bp - i->buf, 1, outf) != 1) + { + yaz_log (YLOG_FATAL|YLOG_ERRNO, "fwrite"); + exit (1); + } + i->keylen=0; /* ok, it's written, forget it */ + i->prevsys=0; /* forget the values too */ + i->prevseq=0; +} +#endif