-/*
- * Copyright (C) 1994-2001, Index Data
- * All rights reserved.
- * Sebastian Hammer, Adam Dickmeiss
- *
- * $Log: extract.c,v $
- * Revision 1.109 2001-10-15 19:53:43 adam
- * POSIX thread updates. First work on term sets.
- *
- * Revision 1.108 2001/06/14 11:44:56 adam
- * Bug fix: default storeKeys setting wasn't read when group was specified.
- *
- * Revision 1.107 2001/05/28 13:58:48 adam
- * Call flushSortKeys when record is skipped to fix bad re-use of
- * sort keys to whatever next record that comes in.
- *
- * Revision 1.106 2000/12/05 12:22:53 adam
- * Termlist source implemented (so that we can index values of XML/SGML
- * attributes).
- *
- * Revision 1.105 2000/12/05 10:01:44 adam
- * Fixed bug regarding user-defined attribute sets.
- *
- * Revision 1.104 2000/09/05 14:04:05 adam
- * Updates for prefix 'yaz_' for YAZ log functions.
- *
- * Revision 1.103 2000/05/18 12:01:36 adam
- * System call times(2) used again. More 64-bit fixes.
- *
- * Revision 1.102 2000/05/15 15:32:33 adam
- * Added 64 bit file input.
- *
- * Revision 1.101 2000/05/15 13:02:39 adam
- * Minor change.
- *
- * Revision 1.100 2000/03/20 19:08:36 adam
- * Added remote record import using Z39.50 extended services and Segment
- * Requests.
- *
- * Revision 1.99 2000/02/24 10:57:02 adam
- * Sequence number incremented after each incomplete-field.
- *
- * Revision 1.98 1999/09/07 07:19:21 adam
- * Work on character mapping. Implemented replace rules.
- *
- * Revision 1.97 1999/07/06 12:28:04 adam
- * Updated record index structure. Format includes version ID. Compression
- * algorithm ID is stored for each record block.
- *
- * Revision 1.96 1999/05/26 07:49:13 adam
- * C++ compilation.
- *
- * Revision 1.95 1999/05/21 12:00:17 adam
- * Better diagnostics for extraction process.
- *
- * Revision 1.94 1999/05/20 12:57:18 adam
- * Implemented TCL filter. Updated recctrl system.
- *
- * Revision 1.93 1999/05/15 14:36:38 adam
- * Updated dictionary. Implemented "compression" of dictionary.
- *
- * Revision 1.92 1999/03/09 16:27:49 adam
- * More work on SDRKit integration.
- *
- * Revision 1.91 1999/02/12 13:29:22 adam
- * Implemented position-flag for registers.
- *
- * Revision 1.90 1999/02/02 14:50:52 adam
- * Updated WIN32 code specific sections. Changed header.
- *
- * Revision 1.89 1998/10/28 10:54:38 adam
- * SDRKit integration.
- *
- * Revision 1.88 1998/10/16 08:14:29 adam
- * Updated record control system.
- *
- * Revision 1.87 1998/10/15 13:10:33 adam
- * Fixed bug in Zebra that caused it to stop indexing when empty
- * record was read.
- *
- * Revision 1.86 1998/10/13 20:33:53 adam
- * Fixed one log message and change use ordinal to be an unsigned char.
- *
- * Revision 1.85 1998/09/22 10:03:41 adam
- * Changed result sets to be persistent in the sense that they can
- * be re-searched if needed.
- * Fixed memory leak in rsm_or.
- *
- * Revision 1.84 1998/06/11 15:42:22 adam
- * Changed the way use attributes are specified in the recordId
- * specification.
- *
- * Revision 1.83 1998/06/08 14:43:10 adam
- * Added suport for EXPLAIN Proxy servers - added settings databasePath
- * and explainDatabase to facilitate this. Increased maximum number
- * of databases and attributes in one register.
- *
- * Revision 1.82 1998/05/20 10:12:15 adam
- * Implemented automatic EXPLAIN database maintenance.
- * Modified Zebra to work with ASN.1 compiled version of YAZ.
- *
- * Revision 1.81 1998/03/11 11:19:04 adam
- * Changed the way sequence numbers are generated.
- *
- * Revision 1.80 1998/03/05 08:45:11 adam
- * New result set model and modular ranking system. Moved towards
- * descent server API. System information stored as "SGML" records.
- *
- * Revision 1.79 1998/02/17 10:32:52 adam
- * Fixed bug: binary files weren't opened with flag b on NT.
- *
- * Revision 1.78 1998/02/10 12:03:05 adam
- * Implemented Sort.
- *
- * Revision 1.77 1998/01/12 15:04:08 adam
- * The test option (-s) only uses read-lock (and not write lock).
- *
- * Revision 1.76 1997/10/27 14:33:04 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.
- *
- * Revision 1.75 1997/09/17 12:19:12 adam
- * Zebra version corresponds to YAZ version 1.4.
- * Changed Zebra server so that it doesn't depend on global common_resource.
- *
- * Revision 1.74 1997/09/09 13:38:06 adam
- * Partial port to WIN95/NT.
- *
- * Revision 1.73 1997/09/04 13:57:20 adam
- * New file extract/retrieve method tellf (added).
- * Added O_BINARY for open calls.
- *
- * Revision 1.72 1997/07/15 16:32:29 adam
- * Bug fix: Match handler didn't terminate the resulting string!
- *
- * Revision 1.71 1997/07/15 16:28:41 adam
- * Bug fix: storeData didn't work with files with multiple records.
- * Bug fix: fixed memory management with records; not really well
- * thought through.
- *
- * Revision 1.70 1997/07/01 13:00:42 adam
- * Bug fix in routine searchRecordKey: uninitialized variables.
- *
- * Revision 1.69 1997/04/29 09:26:03 adam
- * Bug fix: generic recordId handling didn't work for compressed internal
- * keys.
- *
- * Revision 1.68 1997/02/12 20:39:45 adam
- * Implemented options -f <n> that limits the log to the first <n>
- * records.
- * Changed some log messages also.
- *
- * Revision 1.67 1996/11/15 15:02:14 adam
- * Minor changes regarding logging.
- *
- * Revision 1.66 1996/11/14 09:52:21 adam
- * Strings in record keys bound by IT_MAX_WORD.
- *
- * Revision 1.65 1996/11/14 08:57:56 adam
- * Reduction of storeKeys area.
- *
- * Revision 1.64 1996/11/08 11:10:16 adam
- * Buffers used during file match got bigger.
- * Compressed ISAM support everywhere.
- * Bug fixes regarding masking characters in queries.
- * Redesigned Regexp-2 queries.
- *
- * Revision 1.63 1996/10/29 14:09:39 adam
- * Use of cisam system - enabled if setting isamc is 1.
- *
- * Revision 1.62 1996/10/11 10:57:01 adam
- * New module recctrl. Used to manage records (extract/retrieval).
- * Several files have been moved to the recctrl sub directory.
- *
- * Revision 1.61 1996/06/06 12:08:37 quinn
- * Added showRecord function
- *
- * Revision 1.60 1996/06/04 10:18:12 adam
- * Search/scan uses character mapping module.
- *
- * Revision 1.59 1996/05/14 15:47:07 adam
- * Cleanup of various buffer size entities.
- *
- * Revision 1.58 1996/05/14 06:16:38 adam
- * Compact use/set bytes used in search service.
- *
- * Revision 1.57 1996/05/13 14:23:04 adam
- * Work on compaction of set/use bytes in dictionary.
- *
- * Revision 1.56 1996/05/09 09:54:42 adam
- * Server supports maps from one logical attributes to a list of physical
- * attributes.
- * The extraction process doesn't make space consuming 'any' keys.
- *
- * Revision 1.55 1996/05/09 07:28:55 quinn
- * Work towards phrases and multiple registers
- *
- * Revision 1.54 1996/05/01 13:46:35 adam
- * First work on multiple records in one file.
- * New option, -offset, to the "unread" command in the filter module.
- *
- * Revision 1.53 1996/04/26 12:09:43 adam
- * Added a few comments.
- *
- * Revision 1.52 1996/04/25 13:27:57 adam
- * Function recordExtract modified so that files with no keys (possibly empty)
- * are ignored.
- *
- * Revision 1.51 1996/03/19 11:08:42 adam
- * Bug fix: Log preamble wasn't always turned off after recordExtract.
- *
- * Revision 1.50 1996/02/12 18:45:36 adam
- * New fileVerboseFlag in record group control.
- *
- * Revision 1.49 1996/02/05 12:29:57 adam
- * Logging reduced a bit.
- * The remaining running time is estimated during register merge.
- *
- * Revision 1.48 1996/02/01 20:53:26 adam
- * The temporary per-record keys are compacted a little, and duplication
- * of the per-records keys are avoided when they are saved in the record
- * information buffer.
- *
- * Revision 1.47 1996/01/17 14:57:48 adam
- * Prototype changed for reader functions in extract/retrieve. File
- * is identified by 'void *' instead of 'int.
- *
- * Revision 1.46 1995/12/15 14:57:16 adam
- * Bug fix.
- *
- * Revision 1.45 1995/12/15 12:37:41 adam
- * In addRecordKeyAny: Writes key only when attrSet != -1.
- *
- * Revision 1.44 1995/12/12 16:00:54 adam
- * System call sync(2) used after update/commit.
- * Locking (based on fcntl) uses F_EXLCK and F_SHLCK instead of F_WRLCK
- * and F_RDLCK.
- *
- * Revision 1.43 1995/12/11 09:12:46 adam
- * The rec_get function returns NULL if record doesn't exist - will
- * happen in the server if the result set records have been deleted since
- * the creation of the set (i.e. the search).
- * The server saves a result temporarily if it is 'volatile', i.e. the
- * set is register dependent.
- *
- * Revision 1.42 1995/12/07 17:38:46 adam
- * Work locking mechanisms for concurrent updates/commit.
- *
- * Revision 1.41 1995/12/06 16:06:42 adam
- * Better diagnostics. Work on 'real' dictionary deletion.
- *
- * Revision 1.40 1995/12/05 16:57:40 adam
- * More work on regular patterns.
- *
- * Revision 1.39 1995/12/05 13:20:18 adam
- * Bug fix: file_read sometimes returned early EOF.
- *
- * Revision 1.38 1995/12/04 17:59:21 adam
- * More work on regular expression conversion.
- *
- * Revision 1.37 1995/12/04 14:22:27 adam
- * Extra arg to recType_byName.
- * Started work on new regular expression parsed input to
- * structured records.
- *
- * Revision 1.36 1995/11/30 08:34:29 adam
- * Started work on commit facility.
- * Changed a few malloc/free to xmalloc/xfree.
- *
- * Revision 1.35 1995/11/28 14:26:21 adam
- * Bug fix: recordId with constant wasn't right.
- * Bug fix: recordId dictionary entry wasn't deleted when needed.
- *
- * Revision 1.34 1995/11/28 09:09:38 adam
- * Zebra config renamed.
- * Use setting 'recordId' to identify record now.
- * Bug fix in recindex.c: rec_release_blocks was invokeded even
- * though the blocks were already released.
- * File traversal properly deletes records when needed.
- *
- * Revision 1.33 1995/11/27 09:56:20 adam
- * Record info elements better enumerated. Internal store of records.
- *
- * Revision 1.32 1995/11/25 10:24:05 adam
- * More record fields - they are enumerated now.
- * New options: flagStoreData flagStoreKey.
- *
- * Revision 1.31 1995/11/24 11:31:35 adam
- * Commands add & del read filenames from stdin if source directory is
- * empty.
- * Match criteria supports 'constant' strings.
- *
- * Revision 1.30 1995/11/22 17:19:16 adam
- * Record management uses the bfile system.
- *
- * Revision 1.29 1995/11/21 15:01:14 adam
- * New general match criteria implemented.
- * New feature: document groups.
- *
- * Revision 1.28 1995/11/21 09:20:30 adam
- * Yet more work on record match.
- *
- * Revision 1.27 1995/11/20 16:59:45 adam
- * New update method: the 'old' keys are saved for each records.
- *
- * Revision 1.26 1995/11/20 11:56:24 adam
- * Work on new traversal.
- *
- * Revision 1.25 1995/11/16 15:34:54 adam
- * Uses new record management system in both indexer and server.
- *
- * Revision 1.24 1995/11/15 19:13:08 adam
- * Work on record management.
- *
- * Revision 1.23 1995/10/27 14:00:10 adam
- * Implemented detection of database availability.
- *
- * Revision 1.22 1995/10/17 18:02:07 adam
- * New feature: databases. Implemented as prefix to words in dictionary.
- *
- * Revision 1.21 1995/10/10 12:24:38 adam
- * Temporary sort files are compressed.
- *
- * Revision 1.20 1995/10/06 13:52:05 adam
- * Bug fixes. Handler may abort further scanning.
- *
- * Revision 1.19 1995/10/04 12:55:16 adam
- * Bug fix in ranked search. Use=Any keys inserted.
- *
- * Revision 1.18 1995/10/04 09:37:08 quinn
- * Fixed bug.
- *
- * Revision 1.17 1995/10/03 14:28:57 adam
- * Buffered read in extract works.
- *
- * Revision 1.16 1995/10/03 14:28:45 adam
- * Work on more effecient read handler in extract.
- *
- * Revision 1.15 1995/10/02 15:42:53 adam
- * Extract uses file descriptors instead of FILE pointers.
- *
- * Revision 1.14 1995/10/02 15:29:13 adam
- * More logging in file_extract.
- *
- * Revision 1.13 1995/09/29 14:01:39 adam
- * Bug fixes.
- *
- * Revision 1.12 1995/09/28 14:22:56 adam
- * Sort uses smaller temporary files.
- *
- * Revision 1.11 1995/09/28 12:10:31 adam
- * Bug fixes. Field prefix used in queries.
- *
- * Revision 1.10 1995/09/28 09:19:41 adam
- * xfree/xmalloc used everywhere.
- * Extract/retrieve method seems to work for text records.
- *
- * Revision 1.9 1995/09/27 12:22:28 adam
- * More work on extract in record control.
- * Field name is not in isam keys but in prefix in dictionary words.
- *
- * Revision 1.8 1995/09/14 07:48:22 adam
- * Record control management.
- *
- * Revision 1.7 1995/09/11 13:09:32 adam
- * More work on relevance feedback.
- *
- * 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 1.155 2004-06-03 11:45:28 adam Exp $
+ Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003,2004
+ 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 <stdio.h>
#include <assert.h>
+#include <ctype.h>
#ifdef WIN32
#include <io.h>
#else
#endif
#include <fcntl.h>
-#include <recctrl.h>
-#include <charmap.h>
-#include <sortidx.h>
#include "index.h"
-
-#include "zinfo.h"
+#include <direntz.h>
+#include <charmap.h>
#if _FILE_OFFSET_BITS == 64
#define PRINTF_OFF_T "%Ld"
#define PRINTF_OFF_T "%ld"
#endif
-#ifndef ZEBRASDR
-#define ZEBRASDR 0
-#endif
+#define USE_SHELLSORT 0
-#if ZEBRASDR
-#include "zebrasdr.h"
+#if USE_SHELLSORT
+static void shellsort(void *ar, int r, size_t s,
+ int (*cmp)(const void *a, const void *b))
+{
+ 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 Dict matchDict;
+static void logRecord (ZebraHandle zh)
+{
+ ++zh->records_processed;
+ if (!(zh->records_processed % 1000))
+ {
+ logf (LOG_LOG, "Records: %7d i/u/d %d/%d/%d",
+ zh->records_processed, zh->records_inserted, zh->records_updated,
+ zh->records_deleted);
+ }
+}
+
+static void extract_init (struct recExtractCtrl *p, RecWord *w)
+{
+ w->zebra_maps = p->zebra_maps;
+ w->seqno = 1;
+ w->attrSet = VAL_BIB1;
+ w->attrUse = 1016;
+ w->reg_type = 'w';
+ w->extractCtrl = p;
+}
+
+static const char **searchRecordKey (ZebraHandle zh,
+ struct recKeys *reckeys,
+ int attrSetS, int attrUseS)
+{
+ static const char *ws[32];
+ int off = 0;
+ int startSeq = -1;
+ int i;
+ int seqno = 0;
+#if SU_SCHEME
+ int chS, ch;
+#else
+ short attrUse;
+ char attrSet;
+#endif
-static Records records = NULL;
-static SortIdx sortIdx = NULL;
+ for (i = 0; i<32; i++)
+ ws[i] = NULL;
-static char **key_buf;
-static size_t ptr_top;
-static size_t ptr_i;
-static size_t key_buf_used;
-static int key_file_no;
+#if SU_SCHEME
+ chS = zebraExplain_lookupSU (zh->reg->zei, attrSetS, attrUseS);
+ if (chS < 0)
+ return ws;
+#endif
+ while (off < reckeys->buf_used)
+ {
-static int records_inserted = 0;
-static int records_updated = 0;
-static int records_deleted = 0;
-static int records_processed = 0;
+ const char *src = reckeys->buf + off;
+ const char *wstart;
+ int lead;
+
+ lead = *src++;
+#if SU_SCHEME
+ if ((lead & 3)<3)
+ {
+ memcpy (&ch, src, sizeof(ch));
+ src += sizeof(ch);
+ }
+#else
+ if (!(lead & 1))
+ {
+ memcpy (&attrSet, src, sizeof(attrSet));
+ src += sizeof(attrSet);
+ }
+ if (!(lead & 2))
+ {
+ memcpy (&attrUse, src, sizeof(attrUse));
+ src += sizeof(attrUse);
+ }
+#endif
+ wstart = src;
+ while (*src++)
+ ;
+ if (lead & 60)
+ seqno += ((lead>>2) & 15)-1;
+ else
+ {
+ memcpy (&seqno, src, sizeof(seqno));
+ src += sizeof(seqno);
+ }
+ if (
+#if SU_SCHEME
+ ch == chS
+#else
+ attrUseS == attrUse && attrSetS == attrSet
+#endif
+ )
+ {
+ int woff;
-static ZebraExplainInfo zti = NULL;
+ if (startSeq == -1)
+ startSeq = seqno;
+ woff = seqno - startSeq;
+ if (woff >= 0 && woff < 31)
+ ws[woff] = wstart;
+ }
-static void logRecord (int showFlag)
-{
- if (!showFlag)
- ++records_processed;
- if (showFlag || !(records_processed % 1000))
- {
- logf (LOG_LOG, "Records: %7d i/u/d %d/%d/%d",
- records_processed, records_inserted, records_updated,
- records_deleted);
+ off = src - reckeys->buf;
}
+ assert (off == reckeys->buf_used);
+ return ws;
}
-static int explain_extract (void *handle, Record drec, data1_node *n);
+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;
+ char *sdrbuf;
+ int sdrmax;
+};
-int key_open (struct recordGroup *rGroup, int mem)
+static struct file_read_info *file_read_start (int fd)
{
- BFiles bfs = rGroup->bfs;
- int rw = rGroup->flagRw;
- data1_handle dh = rGroup->dh;
- char *recordCompression;
- int record_compression = REC_COMPRESS_NONE;
- if (!mem)
- mem = atoi(res_get_def (common_resource, "memMax", "16"))*1024*1024;
- if (mem < 50000)
- mem = 50000;
- key_buf = (char **) xmalloc (mem);
- ptr_top = mem/sizeof(char*);
- ptr_i = 0;
-
- key_buf_used = 0;
- key_file_no = 0;
-
- if (!(matchDict = dict_open (bfs, GMATCH_DICT, 50, rw, 0)))
- {
- logf (LOG_FATAL, "dict_open fail of %s", GMATCH_DICT);
- return -1;
- }
- assert (!records);
- recordCompression = res_get_def (common_resource,
- "recordCompression", "none");
- if (!strcmp (recordCompression, "none"))
- record_compression = REC_COMPRESS_NONE;
- if (!strcmp (recordCompression, "bzip2"))
- record_compression = REC_COMPRESS_BZIP2;
- records = rec_open (bfs, rw, record_compression);
- if (!records)
- {
- dict_close (matchDict);
- return -1;
- }
- zti = zebraExplain_open (records, dh, common_resource,
- rw, rGroup, explain_extract);
- if (!zti)
- {
- rec_close (&records);
- dict_close (matchDict);
- return -1;
- }
- sortIdx = sortIdx_open (bfs, 1);
- return 0;
-}
+ struct file_read_info *fi = (struct file_read_info *)
+ xmalloc (sizeof(*fi));
-struct encode_info {
- int sysno;
- int seqno;
- int cmd;
- char buf[768];
-};
+ fi->fd = fd;
+ fi->file_max = 0;
+ fi->file_moffset = 0;
+ fi->sdrbuf = 0;
+ fi->sdrmax = 0;
+ return fi;
+}
-void encode_key_init (struct encode_info *i)
+static void file_read_stop (struct file_read_info *fi)
{
- i->sysno = 0;
- i->seqno = 0;
- i->cmd = -1;
+ xfree (fi);
}
-char *encode_key_int (int d, char *bp)
+static off_t file_seek (void *handle, off_t offset)
{
- if (d <= 63)
- *bp++ = d;
- else if (d <= 16383)
- {
- *bp++ = 64 + (d>>8);
- *bp++ = d & 255;
- }
- else if (d <= 4194303)
- {
- *bp++ = 128 + (d>>16);
- *bp++ = (d>>8) & 255;
- *bp++ = d & 255;
- }
- else
- {
- *bp++ = 192 + (d>>24);
- *bp++ = (d>>16) & 255;
- *bp++ = (d>>8) & 255;
- *bp++ = d & 255;
- }
- return bp;
+ struct file_read_info *p = (struct file_read_info *) handle;
+ p->file_offset = offset;
+ if (p->sdrbuf)
+ return offset;
+ return lseek (p->fd, offset, SEEK_SET);
}
-void encode_key_write (char *k, struct encode_info *i, FILE *outf)
+static off_t file_tell (void *handle)
{
- struct it_key key;
- char *bp = i->buf;
+ struct file_read_info *p = (struct file_read_info *) handle;
+ return p->file_offset;
+}
- while ((*bp++ = *k++))
- ;
- memcpy (&key, k+1, sizeof(struct it_key));
- bp = encode_key_int ( (key.sysno - i->sysno) * 2 + *k, bp);
- if (i->sysno != key.sysno)
+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;
+ if (p->sdrbuf)
{
- i->sysno = key.sysno;
- i->seqno = 0;
+ r = count;
+ if (r > p->sdrmax - p->file_offset)
+ r = p->sdrmax - p->file_offset;
+ if (r)
+ memcpy (buf, p->sdrbuf + p->file_offset, r);
}
- else if (!i->seqno && !key.seqno && i->cmd == *k)
- return;
- bp = encode_key_int (key.seqno - i->seqno, bp);
- i->seqno = key.seqno;
- i->cmd = *k;
- if (fwrite (i->buf, bp - i->buf, 1, outf) != 1)
+ else
+ r = read (fd, buf, count);
+ if (r > 0)
{
- logf (LOG_FATAL|LOG_ERRNO, "fwrite");
- exit (1);
+ p->file_offset += r;
+ if (p->file_offset > p->file_max)
+ p->file_max = p->file_offset;
}
+ return r;
}
-#define SORT_EXTRA 0
-
-#if SORT_EXTRA
-static int key_y_len;
-
-static int key_y_compare (const void *p1, const void *p2)
+static void file_begin (void *handle)
{
- int r;
+ struct file_read_info *p = (struct file_read_info *) handle;
- if ((r = key_compare (*(char**) p1 + key_y_len + 1,
- *(char**) p2 + key_y_len + 1)))
- return r;
- return *(*(char**) p1 + key_y_len) - *(*(char**) p2 + key_y_len);
+ p->file_offset = p->file_moffset;
+ if (!p->sdrbuf && p->file_moffset)
+ lseek (p->fd, p->file_moffset, SEEK_SET);
+ p->file_more = 0;
}
-static int key_x_compare (const void *p1, const void *p2)
+static void file_end (void *handle, off_t offset)
{
- return strcmp (*(char**) p1, *(char**) p2);
+ struct file_read_info *p = (struct file_read_info *) handle;
+
+ assert (p->file_more == 0);
+ p->file_more = 1;
+ p->file_moffset = offset;
}
-#endif
-void key_flush (void)
+static char *fileMatchStr (ZebraHandle zh,
+ struct recKeys *reckeys,
+ const char *fname, const char *spec)
{
- FILE *outf;
- char out_fname[200];
- char *prevcp, *cp;
- struct encode_info encode_info;
-#if SORT_EXTRA
- int i;
-#endif
-
- if (ptr_i <= 0)
- return;
-
- key_file_no++;
- logf (LOG_LOG, "sorting section %d", key_file_no);
-#if !SORT_EXTRA
- qsort (key_buf + ptr_top-ptr_i, ptr_i, sizeof(char*), key_qsort_compare);
- getFnameTmp (common_resource, out_fname, key_file_no);
+ static char dstBuf[2048]; /* static here ??? */
+ char *dst = dstBuf;
+ const char *s = spec;
+ static const char **w;
- if (!(outf = fopen (out_fname, "wb")))
- {
- logf (LOG_FATAL|LOG_ERRNO, "fopen %s", out_fname);
- exit (1);
- }
- logf (LOG_LOG, "writing section %d", key_file_no);
- prevcp = cp = key_buf[ptr_top-ptr_i];
-
- encode_key_init (&encode_info);
- encode_key_write (cp, &encode_info, outf);
- while (--ptr_i > 0)
+ while (1)
{
- cp = key_buf[ptr_top-ptr_i];
- if (strcmp (cp, prevcp))
+ while (*s == ' ' || *s == '\t')
+ s++;
+ if (!*s)
+ break;
+ if (*s == '(')
{
- encode_key_init (&encode_info);
- encode_key_write (cp, &encode_info, outf);
- prevcp = cp;
- }
- else
- encode_key_write (cp + strlen(cp), &encode_info, outf);
- }
-#else
- qsort (key_buf + ptr_top-ptr_i, ptr_i, sizeof(char*), key_x_compare);
- getFnameTmp (out_fname, key_file_no);
-
- if (!(outf = fopen (out_fname, "wb")))
- {
- logf (LOG_FATAL|LOG_ERRNO, "fopen %s", out_fname);
- exit (1);
- }
- logf (LOG_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
- logf (LOG_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);
- }
- if (!i)
- break;
- prevcp = key_buf[ptr_top-ptr_i];
- }
-#endif
- if (fclose (outf))
- {
- logf (LOG_FATAL|LOG_ERRNO, "fclose %s", out_fname);
- exit (1);
- }
- logf (LOG_LOG, "finished section %d", key_file_no);
- ptr_i = 0;
- key_buf_used = 0;
-}
+ char attset_str[64], attname_str[64];
+ data1_attset *attset;
+ int i;
+ char matchFlag[32];
+ int attSet = 1, attUse = 1;
+ int first = 1;
-int key_close (struct recordGroup *rGroup)
-{
- int rw = rGroup->flagRw;
- if (rw)
- zebraExplain_runNumberIncrement (zti, 1);
- zebraExplain_close (zti, rw);
- key_flush ();
- xfree (key_buf);
- rec_close (&records);
- dict_close (matchDict);
- sortIdx_close (sortIdx);
-
- logRecord (1);
- return key_file_no;
-}
+ s++;
+ for (i = 0; *s && *s != ',' && *s != ')'; s++)
+ if (i < 63)
+ attset_str[i++] = *s;
+ attset_str[i] = '\0';
-static void wordInit (struct recExtractCtrl *p, RecWord *w)
-{
- w->zebra_maps = p->zebra_maps;
- w->seqnos = p->seqno;
- w->attrSet = VAL_BIB1;
- w->attrUse = 1016;
- w->reg_type = 'w';
- w->extractCtrl = p;
-}
+ 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);
+ }
+ w = searchRecordKey (zh, reckeys, attSet, attUse);
+ assert (w);
-static struct sortKey {
- char *string;
- int length;
- int attrSet;
- int attrUse;
- struct sortKey *next;
-} *sortKeys = NULL;
-
-static struct recKeys {
- int buf_used;
- int buf_max;
- char *buf;
- char prevAttrSet;
- short prevAttrUse;
- int prevSeqNo;
-} reckeys;
-
-static void addIndexString (RecWord *p, const char *string, int length)
-{
- char *dst;
- unsigned char attrSet;
- unsigned short attrUse;
- int lead = 0;
- int diff = 0;
- int *pseqno = &p->seqnos[p->reg_type];
+ if (*s == ')')
+ {
+ for (i = 0; i<32; i++)
+ matchFlag[i] = 1;
+ }
+ else
+ {
+ logf (LOG_WARN, "Missing ) in match criteria %s in group %s",
+ spec, zh->m_group ? zh->m_group : "none");
+ return NULL;
+ }
+ s++;
- if (reckeys.buf_used+1024 > reckeys.buf_max)
- {
- char *b;
+ for (i = 0; i<32; i++)
+ if (matchFlag[i] && w[i])
+ {
+ if (first)
+ {
+ *dst++ = ' ';
+ first = 0;
+ }
+ strcpy (dst, w[i]);
+ dst += strlen(w[i]);
+ }
+ if (first)
+ {
+ logf (LOG_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++;
- b = (char *) xmalloc (reckeys.buf_max += 128000);
- if (reckeys.buf_used > 0)
- memcpy (b, reckeys.buf, reckeys.buf_used);
- xfree (reckeys.buf);
- reckeys.buf = b;
- }
- dst = reckeys.buf + reckeys.buf_used;
+ spec_len = s1 - s;
+ if (spec_len > 63)
+ spec_len = 63;
+ memcpy (special, s, spec_len);
+ special[spec_len] = '\0';
+ s = s1;
- attrSet = p->attrSet;
- if (reckeys.buf_used > 0 && reckeys.prevAttrSet == attrSet)
- lead |= 1;
- else
- reckeys.prevAttrSet = attrSet;
- attrUse = p->attrUse;
- if (reckeys.buf_used > 0 && reckeys.prevAttrUse == attrUse)
- lead |= 2;
- else
- reckeys.prevAttrUse = attrUse;
-#if 1
- diff = 1 + *pseqno - reckeys.prevSeqNo;
- if (diff >= 1 && diff <= 15)
- lead |= (diff << 2);
- else
- diff = 0;
-#endif
- reckeys.prevSeqNo = *pseqno;
-
- *dst++ = lead;
+ 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;
-#if SU_SCHEME
- if ((lead & 3) < 3)
- {
- int ch = zebraExplain_lookupSU (zti, attrSet, attrUse);
- if (ch < 0)
+ while (*s && *s != stopMarker)
+ {
+ if (i < 63)
+ tmpString[i++] = *s++;
+ }
+ if (*s)
+ s++;
+ tmpString[i] = '\0';
+ strcpy (dst, tmpString);
+ dst += strlen (tmpString);
+ }
+ else
{
- ch = zebraExplain_addSU (zti, attrSet, attrUse);
+ logf (LOG_WARN, "Syntax error in match criteria %s in group %s",
+ spec, zh->m_group ? zh->m_group : "none");
+ return NULL;
}
- assert (ch > 0);
- memcpy (dst, &ch, sizeof(ch));
- dst += sizeof(ch);
+ *dst++ = 1;
}
-#else
- if (!(lead & 1))
+ if (dst == dstBuf)
{
- memcpy (dst, &attrSet, sizeof(attrSet));
- dst += sizeof(attrSet);
+ logf (LOG_WARN, "No match criteria for record %s in group %s",
+ fname, zh->m_group ? zh->m_group : "none");
+ return NULL;
}
- if (!(lead & 2))
+ *dst = '\0';
+ return dstBuf;
+}
+
+struct recordLogInfo {
+ const char *fname;
+ int recordOffset;
+ struct recordGroup *rGroup;
+};
+
+static int file_extract_record(ZebraHandle zh,
+ SYSNO *sysno, const char *fname,
+ int deleteFlag,
+ struct file_read_info *fi,
+ int force_update)
+{
+ RecordAttr *recordAttr;
+ int r;
+ const char *matchStr;
+ SYSNO sysnotmp;
+ Record rec;
+ off_t recordOffset = 0;
+ RecType recType;
+ void *clientData;
+ char subType[128];
+
+ if (!(recType =
+ recType_byName (zh->reg->recTypes, zh->m_record_type, subType,
+ &clientData)))
{
- memcpy (dst, &attrUse, sizeof(attrUse));
- dst += sizeof(attrUse);
+ logf (LOG_WARN, "No such record type: %s", zh->m_record_type);
+ return 0;
}
-#endif
- *dst++ = p->reg_type;
- memcpy (dst, string, length);
- dst += length;
- *dst++ = '\0';
- if (!diff)
+ /* announce database */
+ if (zebraExplain_curDatabase (zh->reg->zei, zh->basenames[0]))
{
- memcpy (dst, pseqno, sizeof(*pseqno));
- dst += sizeof(*pseqno);
+ if (zebraExplain_newDatabase (zh->reg->zei, zh->basenames[0],
+ zh->m_explain_database))
+ return 0;
}
- reckeys.buf_used = dst - reckeys.buf;
- if (*pseqno)
- (*pseqno)++;
-}
-static void addSortString (RecWord *p, const char *string, int length)
-{
- struct sortKey *sk;
+ if (fi->fd != -1)
+ {
+ struct recExtractCtrl extractCtrl;
- for (sk = sortKeys; sk; sk = sk->next)
- if (sk->attrSet == p->attrSet && sk->attrUse == p->attrUse)
- return;
+ /* we are going to read from a file, so prepare the extraction */
+ int i;
- sk = (struct sortKey *) xmalloc (sizeof(*sk));
- sk->next = sortKeys;
- sortKeys = sk;
+ zh->reg->keys.buf_used = 0;
+ zh->reg->keys.prevAttrUse = -1;
+ zh->reg->keys.prevAttrSet = -1;
+ zh->reg->keys.prevSeqNo = 0;
+ zh->reg->sortKeys.buf_used = 0;
+
+ recordOffset = fi->file_moffset;
+ 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.subType = subType;
+ extractCtrl.init = extract_init;
+ extractCtrl.tokenAdd = extract_token_add;
+ extractCtrl.schemaAdd = extract_schema_add;
+ extractCtrl.dh = zh->reg->dh;
+ extractCtrl.handle = zh;
+ for (i = 0; i<256; i++)
+ {
+ if (zebra_maps_is_positioned(zh->reg->zebra_maps, i))
+ extractCtrl.seqno[i] = 1;
+ else
+ extractCtrl.seqno[i] = 0;
+ }
+ extractCtrl.zebra_maps = zh->reg->zebra_maps;
+ extractCtrl.flagShowRecords = !zh->m_flag_rw;
- sk->string = (char *) xmalloc (length);
- sk->length = length;
- memcpy (sk->string, string, length);
+ 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);
+ }
- sk->attrSet = p->attrSet;
- sk->attrUse = p->attrUse;
-}
+ r = (*recType->extract)(clientData, &extractCtrl);
-static void addString (RecWord *p, const char *string, int length)
-{
- assert (length > 0);
- if (zebra_maps_is_sort (p->zebra_maps, p->reg_type))
- addSortString (p, string, length);
- else
- addIndexString (p, string, length);
-}
+ 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)
+ {
+ logf (LOG_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)
+ {
+ logf (LOG_WARN, "no filter for %s %s "
+ PRINTF_OFF_T, zh->m_record_type,
+ fname, recordOffset);
+ }
+ return 0;
+ }
+ if (zh->reg->keys.buf_used == 0)
+ {
+ /* the extraction process returned no information - the record
+ is probably empty - unless flagShowRecords is in use */
+ if (!zh->m_flag_rw)
+ return 1;
+
+ logf (LOG_WARN, "empty %s %s " PRINTF_OFF_T, zh->m_record_type,
+ fname, recordOffset);
+ return 1;
+ }
+ }
-static void addIncompleteField (RecWord *p)
-{
- const char *b = p->string;
- int remain = p->length;
- const char **map = 0;
+ /* perform match if sysno not known and if match criteria is specified */
+
+ matchStr = NULL;
+ if (!sysno)
+ {
+ sysnotmp = 0;
+ sysno = &sysnotmp;
+ if (zh->m_record_id && *zh->m_record_id)
+ {
+ char *rinfo;
+
+ matchStr = fileMatchStr (zh, &zh->reg->keys, fname,
+ zh->m_record_id);
+ if (matchStr)
+ {
+ rinfo = dict_lookup (zh->reg->matchDict, matchStr);
+ if (rinfo)
+ memcpy (sysno, rinfo+1, sizeof(*sysno));
+ }
+ else
+ {
+ logf (LOG_WARN, "Bad match criteria");
+ return 0;
+ }
+ }
+ }
+
+ if (! *sysno)
+ {
+ /* new record */
+ if (deleteFlag)
+ {
+ logf (LOG_LOG, "delete %s %s " PRINTF_OFF_T, zh->m_record_type,
+ fname, recordOffset);
+ logf (LOG_WARN, "cannot delete record above (seems new)");
+ return 1;
+ }
+ if (zh->records_processed < zh->m_file_verbose_limit)
+ logf (LOG_LOG, "add %s %s " PRINTF_OFF_T, zh->m_record_type,
+ fname, recordOffset);
+ rec = rec_new (zh->reg->records);
- if (remain > 0)
- map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
+ *sysno = rec->sysno;
- while (map)
- {
- char buf[IT_MAX_WORD+1];
- int i, remain;
+ recordAttr = rec_init_attr (zh->reg->zei, rec);
- /* Skip spaces */
- while (map && *map && **map == *CHR_SPACE)
- {
- remain = p->length - (b - p->string);
- if (remain > 0)
- map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
- else
- map = 0;
- }
- if (!map)
- break;
- i = 0;
- while (map && *map && **map != *CHR_SPACE)
- {
- const char *cp = *map;
+ if (matchStr)
+ {
+ dict_insert (zh->reg->matchDict, matchStr, sizeof(*sysno), sysno);
+ }
+ extract_flushSortKeys (zh, *sysno, 1, &zh->reg->sortKeys);
+ extract_flushRecordKeys (zh, *sysno, 1, &zh->reg->keys);
- while (i < IT_MAX_WORD && *cp)
- buf[i++] = *(cp++);
- remain = p->length - (b - p->string);
- if (remain > 0)
- map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
- else
- map = 0;
- }
- if (!i)
- return;
- addString (p, buf, i);
+ zh->records_inserted++;
}
- (p->seqnos[p->reg_type])++; /* to separate this from next one */
-}
-
-static void addCompleteField (RecWord *p)
-{
- const char *b = p->string;
- char buf[IT_MAX_WORD+1];
- const char **map = 0;
- int i = 0, remain = p->length;
+ else
+ {
+ /* record already exists */
+ struct recKeys delkeys;
+ struct sortKeys sortKeys;
- if (remain > 0)
- map = zebra_maps_input (p->zebra_maps, p->reg_type, &b, remain);
+ rec = rec_get (zh->reg->records, *sysno);
+ assert (rec);
+
+ recordAttr = rec_init_attr (zh->reg->zei, rec);
- while (remain > 0 && i < IT_MAX_WORD)
- {
- while (map && *map && **map == *CHR_SPACE)
+ if (!force_update && recordAttr->runNumber ==
+ zebraExplain_runNumberIncrement (zh->reg->zei, 0))
{
- remain = p->length - (b - p->string);
- if (remain > 0)
- map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
- else
- map = 0;
+ yaz_log (LOG_LOG, "run number = %d", recordAttr->runNumber);
+ yaz_log (LOG_LOG, "skipped %s %s " PRINTF_OFF_T,
+ zh->m_record_type, fname, recordOffset);
+ extract_flushSortKeys (zh, *sysno, -1, &zh->reg->sortKeys);
+ rec_rm (&rec);
+ logRecord (zh);
+ return 1;
}
- if (!map)
- break;
+ delkeys.buf_used = rec->size[recInfo_delKeys];
+ delkeys.buf = rec->info[recInfo_delKeys];
- if (i && i < IT_MAX_WORD)
- buf[i++] = *CHR_SPACE;
- while (map && *map && **map != *CHR_SPACE)
- {
- const char *cp = *map;
+ sortKeys.buf_used = rec->size[recInfo_sortKeys];
+ sortKeys.buf = rec->info[recInfo_sortKeys];
- if (i >= IT_MAX_WORD)
- break;
- while (i < IT_MAX_WORD && *cp)
- buf[i++] = *(cp++);
- remain = p->length - (b - p->string);
- if (remain > 0)
- map = zebra_maps_input (p->zebra_maps, p->reg_type, &b,
- remain);
- else
- map = 0;
- }
+ extract_flushSortKeys (zh, *sysno, 0, &sortKeys);
+ extract_flushRecordKeys (zh, *sysno, 0, &delkeys);
+ if (deleteFlag)
+ {
+ /* record going to be deleted */
+ if (!delkeys.buf_used)
+ {
+ logf (LOG_LOG, "delete %s %s " PRINTF_OFF_T,
+ zh->m_record_type, fname, recordOffset);
+ logf (LOG_WARN, "cannot delete file above, storeKeys false");
+ }
+ else
+ {
+ if (zh->records_processed < zh->m_file_verbose_limit)
+ logf (LOG_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;
+ }
+ else
+ {
+ /* record going to be updated */
+ if (!delkeys.buf_used)
+ {
+ logf (LOG_LOG, "update %s %s " PRINTF_OFF_T,
+ zh->m_record_type, fname, recordOffset);
+ logf (LOG_WARN, "cannot update file above, storeKeys false");
+ }
+ else
+ {
+ if (zh->records_processed < zh->m_file_verbose_limit)
+ logf (LOG_LOG, "update %s %s " PRINTF_OFF_T,
+ zh->m_record_type, fname, recordOffset);
+ extract_flushSortKeys (zh, *sysno, 1, &zh->reg->sortKeys);
+ extract_flushRecordKeys (zh, *sysno, 1, &zh->reg->keys);
+ zh->records_updated++;
+ }
+ }
}
- if (!i)
- return;
- addString (p, buf, i);
-}
+ /* update file type */
+ xfree (rec->info[recInfo_fileType]);
+ rec->info[recInfo_fileType] =
+ rec_strdup (zh->m_record_type, &rec->size[recInfo_fileType]);
-static void addRecordKey (RecWord *p)
-{
- WRBUF wrbuf;
- if ((wrbuf = zebra_replace(p->zebra_maps, p->reg_type, 0,
- p->string, p->length)))
+ /* 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 (zh->reg->keys.buf_used > 0 && zh->m_store_keys == 1)
{
- p->string = wrbuf_buf(wrbuf);
- p->length = wrbuf_len(wrbuf);
+ rec->size[recInfo_delKeys] = zh->reg->keys.buf_used;
+ rec->info[recInfo_delKeys] = zh->reg->keys.buf;
+ zh->reg->keys.buf = NULL;
+ zh->reg->keys.buf_max = 0;
}
- if (zebra_maps_is_complete (p->zebra_maps, p->reg_type))
- addCompleteField (p);
else
- addIncompleteField(p);
-}
-
-static void flushSortKeys (SYSNO sysno, int cmd)
-{
- struct sortKey *sk = sortKeys;
-
- sortIdx_sysno (sortIdx, sysno);
- while (sk)
{
- struct sortKey *sk_next = sk->next;
- if (cmd >= 0)
- {
- sortIdx_type (sortIdx, sk->attrUse);
- sortIdx_add (sortIdx, sk->string, sk->length);
- }
- xfree (sk->string);
- xfree (sk);
- sk = sk_next;
+ rec->info[recInfo_delKeys] = NULL;
+ rec->size[recInfo_delKeys] = 0;
}
- sortKeys = NULL;
-}
-static void flushRecordKeys (SYSNO sysno, int cmd, struct recKeys *reckeys)
-{
-#if SU_SCHEME
-#else
- unsigned char attrSet = (unsigned char) -1;
- unsigned short attrUse = (unsigned short) -1;
-#endif
- int seqno = 0;
- int off = 0;
- int ch = 0;
+ /* update sort keys */
+ xfree (rec->info[recInfo_sortKeys]);
- zebraExplain_recordCountIncrement (zti, cmd ? 1 : -1);
- while (off < reckeys->buf_used)
- {
- const char *src = reckeys->buf + off;
- struct it_key key;
- int lead;
-
- lead = *src++;
+ 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;
-#if SU_SCHEME
- if ((lead & 3) < 3)
- {
- memcpy (&ch, src, sizeof(ch));
- src += sizeof(ch);
- }
-#else
- if (!(lead & 1))
- {
- memcpy (&attrSet, src, sizeof(attrSet));
- src += sizeof(attrSet);
- }
- if (!(lead & 2))
- {
- memcpy (&attrUse, src, sizeof(attrUse));
- src += sizeof(attrUse);
- }
-#endif
- if (key_buf_used + 1024 > (ptr_top-ptr_i)*sizeof(char*))
- key_flush ();
- ++ptr_i;
+ /* 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);
- key_buf[ptr_top-ptr_i] = (char*)key_buf + key_buf_used;
+ /* set run-number for this record */
+ recordAttr->runNumber = zebraExplain_runNumberIncrement (zh->reg->zei,
+ 0);
-#if SU_SCHEME
-#else
- ch = zebraExplain_lookupSU (zti, attrSet, attrUse);
- if (ch < 0)
+ /* update store data */
+ xfree (rec->info[recInfo_storeData]);
+ 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)
{
- ch = zebraExplain_addSU (zti, attrSet, attrUse);
- yaz_log (LOG_LOG, "addSU cmd=%d set=%d use=%d SU=%d",
- cmd, attrSet, attrUse, ch);
+ logf (LOG_ERRNO|LOG_FATAL, "seek to " PRINTF_OFF_T " in %s",
+ recordOffset, fname);
+ exit (1);
}
-#endif
- assert (ch > 0);
- key_buf_used += key_SU_encode (ch, ((char*)key_buf) + key_buf_used);
-
- while (*src)
- ((char*)key_buf) [key_buf_used++] = *src++;
- src++;
- ((char*)key_buf) [key_buf_used++] = '\0';
- ((char*) key_buf)[key_buf_used++] = cmd;
-
- if (lead & 60)
- seqno += ((lead>>2) & 15)-1;
- else
+ if (read (fi->fd, rec->info[recInfo_storeData], recordAttr->recordSize)
+ < recordAttr->recordSize)
{
- memcpy (&seqno, src, sizeof(seqno));
- src += sizeof(seqno);
+ logf (LOG_ERRNO|LOG_FATAL, "read %d bytes of %s",
+ recordAttr->recordSize, fname);
+ exit (1);
}
- key.seqno = seqno;
- key.sysno = sysno;
- memcpy ((char*)key_buf + key_buf_used, &key, sizeof(key));
- key_buf_used += sizeof(key);
- off = src - reckeys->buf;
}
- assert (off == reckeys->buf_used);
+ 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;
}
-static const char **searchRecordKey (struct recKeys *reckeys,
- int attrSetS, int attrUseS)
+int fileExtract (ZebraHandle zh, SYSNO *sysno, const char *fname,
+ int deleteFlag)
{
- static const char *ws[32];
- int off = 0;
- int startSeq = -1;
- int i;
- int seqno = 0;
-#if SU_SCHEME
- int chS, ch;
-#else
- short attrUse;
- char attrSet;
-#endif
-
- for (i = 0; i<32; i++)
- ws[i] = NULL;
-
-#if SU_SCHEME
- chS = zebraExplain_lookupSU (zti, attrSetS, attrUseS);
- if (chS < 0)
- return ws;
-#endif
- while (off < reckeys->buf_used)
- {
+ int r, i, fd;
+ char gprefix[128];
+ char ext[128];
+ char ext_res[128];
+ struct file_read_info *fi;
+ const char *original_record_type = 0;
- const char *src = reckeys->buf + off;
- const char *wstart;
- int lead;
+ if (!zh->m_group || !*zh->m_group)
+ *gprefix = '\0';
+ else
+ sprintf (gprefix, "%s.", zh->m_group);
- lead = *src++;
-#if SU_SCHEME
- if ((lead & 3)<3)
- {
- memcpy (&ch, src, sizeof(ch));
- src += sizeof(ch);
- }
-#else
- if (!(lead & 1))
+ logf (LOG_DEBUG, "fileExtract %s", fname);
+
+ /* determine file extension */
+ *ext = '\0';
+ for (i = strlen(fname); --i >= 0; )
+ if (fname[i] == '/')
+ break;
+ else if (fname[i] == '.')
{
- memcpy (&attrSet, src, sizeof(attrSet));
- src += sizeof(attrSet);
+ strcpy (ext, fname+i+1);
+ break;
}
- if (!(lead & 2))
+ /* 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)
+ logf (LOG_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 (sysno && deleteFlag)
+ fd = -1;
+ else
+ {
+ char full_rep[1024];
+
+ if (zh->path_reg && !yaz_is_abspath (fname))
{
- memcpy (&attrUse, src, sizeof(attrUse));
- src += sizeof(attrUse);
+ strcpy (full_rep, zh->path_reg);
+ strcat (full_rep, "/");
+ strcat (full_rep, fname);
}
-#endif
- wstart = src;
- while (*src++)
- ;
- if (lead & 60)
- seqno += ((lead>>2) & 15)-1;
else
- {
- memcpy (&seqno, src, sizeof(seqno));
- src += sizeof(seqno);
- }
- if (
-#if SU_SCHEME
- ch == chS
-#else
- attrUseS == attrUse && attrSetS == attrSet
-#endif
- )
- {
- int woff;
-
+ strcpy (full_rep, fname);
+
- if (startSeq == -1)
- startSeq = seqno;
- woff = seqno - startSeq;
- if (woff >= 0 && woff < 31)
- ws[woff] = wstart;
+ if ((fd = open (full_rep, O_BINARY|O_RDONLY)) == -1)
+ {
+ logf (LOG_WARN|LOG_ERRNO, "open %s", full_rep);
+ zh->m_record_type = original_record_type;
+ return 0;
}
-
- off = src - reckeys->buf;
}
- assert (off == reckeys->buf_used);
- return ws;
-}
-
-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;
- char *sdrbuf;
- int sdrmax;
-};
-
-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->sdrbuf = 0;
- fi->sdrmax = 0;
- return fi;
-}
-
-static void file_read_stop (struct file_read_info *fi)
-{
- xfree (fi);
+ fi = file_read_start (fd);
+ do
+ {
+ file_begin (fi);
+ r = file_extract_record (zh, sysno, fname, deleteFlag, fi, 1);
+ } while (r && !sysno && fi->file_more);
+ file_read_stop (fi);
+ if (fd != -1)
+ close (fd);
+ zh->m_record_type = original_record_type;
+ return r;
}
-static off_t file_seek (void *handle, off_t offset)
+/*
+ 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
+
+ */
+int buffer_extract_record (ZebraHandle zh,
+ const char *buf, size_t buf_size,
+ int delete_flag,
+ int test_mode,
+ const char *recordType,
+ int *sysno,
+ const char *match_criteria,
+ const char *fname,
+ int force_update,
+ int allow_update)
{
- struct file_read_info *p = (struct file_read_info *) handle;
- p->file_offset = offset;
- if (p->sdrbuf)
- return offset;
- return lseek (p->fd, offset, SEEK_SET);
-}
+ RecordAttr *recordAttr;
+ struct recExtractCtrl extractCtrl;
+ int i, r;
+ const char *matchStr = 0;
+ RecType recType = NULL;
+ char subType[1024];
+ void *clientData;
+ Record rec;
+ long recordOffset = 0;
+ struct zebra_fetch_control fc;
+ const char *pr_fname = fname; /* filename to print .. */
+
+ if (!pr_fname)
+ pr_fname = "<no file>"; /* 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.fh = &fc;
+
+ zh->reg->keys.buf_used = 0;
+ zh->reg->keys.prevAttrUse = -1;
+ zh->reg->keys.prevAttrSet = -1;
+ zh->reg->keys.prevSeqNo = 0;
+ zh->reg->sortKeys.buf_used = 0;
+
+ 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 (recordType && *recordType) {
+ logf (LOG_DEBUG, "Record type explicitly specified: %s", recordType);
+ recType = recType_byName (zh->reg->recTypes, recordType, subType,
+ &clientData);
+ } else {
+ if (!(zh->m_record_type)) {
+ logf (LOG_WARN, "No such record type defined");
+ return 0;
+ }
+ logf (LOG_DEBUG, "Get record type from rgroup: %s",zh->m_record_type);
+ recType = recType_byName (zh->reg->recTypes, zh->m_record_type, subType,
+ &clientData);
+ recordType = zh->m_record_type;
+ }
+
+ if (!recType) {
+ logf (LOG_WARN, "No such record type: %s", zh->m_record_type);
+ return 0;
+ }
+
+ extractCtrl.subType = subType;
+ extractCtrl.init = extract_init;
+ extractCtrl.tokenAdd = extract_token_add;
+ extractCtrl.schemaAdd = extract_schema_add;
+ extractCtrl.dh = zh->reg->dh;
+ extractCtrl.handle = zh;
+ extractCtrl.zebra_maps = zh->reg->zebra_maps;
+ extractCtrl.flagShowRecords = 0;
+ for (i = 0; i<256; i++)
+ {
+ if (zebra_maps_is_positioned(zh->reg->zebra_maps, i))
+ extractCtrl.seqno[i] = 1;
+ else
+ extractCtrl.seqno[i] = 0;
+ }
-static off_t file_tell (void *handle)
-{
- struct file_read_info *p = (struct file_read_info *) handle;
- return p->file_offset;
-}
+ r = (*recType->extract)(clientData, &extractCtrl);
-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;
- if (p->sdrbuf)
+ if (r == RECCTRL_EXTRACT_EOF)
+ return 0;
+ else if (r == RECCTRL_EXTRACT_ERROR_GENERIC)
{
- r = count;
- if (r > p->sdrmax - p->file_offset)
- r = p->sdrmax - p->file_offset;
- if (r)
- memcpy (buf, p->sdrbuf + p->file_offset, r);
+ /* error occured during extraction ... */
+ yaz_log (LOG_WARN, "extract error: generic");
+ return 0;
}
- else
- r = read (fd, buf, count);
- if (r > 0)
+ else if (r == RECCTRL_EXTRACT_ERROR_NO_SUCH_FILTER)
{
- p->file_offset += r;
- if (p->file_offset > p->file_max)
- p->file_max = p->file_offset;
+ /* error occured during extraction ... */
+ yaz_log (LOG_WARN, "extract error: no such filter");
+ return 0;
}
- return r;
-}
+ if (zh->reg->keys.buf_used == 0)
+ {
+ /* the extraction process returned no information - the record
+ is probably empty - unless flagShowRecords is in use */
+ if (test_mode)
+ return 1;
+ logf (LOG_WARN, "No keys generated for record");
+ logf (LOG_WARN, " The file is probably empty");
+ return 1;
+ }
+ /* match criteria */
+ matchStr = NULL;
-static void file_begin (void *handle)
-{
- struct file_read_info *p = (struct file_read_info *) handle;
+ if (! *sysno) {
+ char *rinfo;
+ 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)
+ {
+ logf (LOG_WARN, "Bad match criteria (recordID)");
+ return 1;
+ }
+ }
+ }
+ if (matchStr) {
+ rinfo = dict_lookup (zh->reg->matchDict, matchStr);
+ if (rinfo)
+ memcpy (sysno, rinfo+1, sizeof(*sysno));
+ }
+ }
- p->file_offset = p->file_moffset;
- if (!p->sdrbuf && p->file_moffset)
- lseek (p->fd, p->file_moffset, SEEK_SET);
- p->file_more = 0;
-}
+ if (! *sysno)
+ {
+ /* new record */
+ if (delete_flag)
+ {
+ logf (LOG_LOG, "delete %s %s %ld", recordType,
+ pr_fname, (long) recordOffset);
+ logf (LOG_WARN, "cannot delete record above (seems new)");
+ return 1;
+ }
+ logf (LOG_LOG, "add %s %s %ld", recordType, pr_fname,
+ (long) recordOffset);
+ rec = rec_new (zh->reg->records);
-static void file_end (void *handle, off_t offset)
-{
- struct file_read_info *p = (struct file_read_info *) handle;
+ *sysno = rec->sysno;
- assert (p->file_more == 0);
- p->file_more = 1;
- p->file_moffset = offset;
-}
+ recordAttr = rec_init_attr (zh->reg->zei, rec);
-static char *fileMatchStr (struct recKeys *reckeys, struct recordGroup *rGroup,
- const char *fname, const char *spec)
-{
- static char dstBuf[2048];
- char *dst = dstBuf;
- const char *s = spec;
- static const char **w;
+ if (matchStr)
+ {
+ dict_insert (zh->reg->matchDict, matchStr,
+ sizeof(*sysno), sysno);
+ }
+ extract_flushSortKeys (zh, *sysno, 1, &zh->reg->sortKeys);
+ extract_flushRecordKeys (zh, *sysno, 1, &zh->reg->keys);
- while (1)
+ zh->records_inserted++;
+ }
+ else
{
- while (*s == ' ' || *s == '\t')
- s++;
- if (!*s)
- break;
- if (*s == '(')
- {
- char attset_str[64], attname_str[64];
- data1_attset *attset;
- int i;
- char matchFlag[32];
- int attSet = 1, attUse = 1;
- int first = 1;
+ /* record already exists */
+ struct recKeys delkeys;
+ struct sortKeys sortKeys;
- s++;
- for (i = 0; *s && *s != ',' && *s != ')'; s++)
- if (i < 63)
- attset_str[i++] = *s;
- attset_str[i] = '\0';
+ if (!allow_update) {
+ logf (LOG_LOG, "skipped %s %s %ld",
+ recordType, pr_fname, (long) recordOffset);
+ logRecord(zh);
+ return -1;
+ }
- 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 (rGroup->dh, attset_str)))
+ rec = rec_get (zh->reg->records, *sysno);
+ assert (rec);
+
+ recordAttr = rec_init_attr (zh->reg->zei, rec);
+
+ if (!force_update) {
+ if (recordAttr->runNumber ==
+ zebraExplain_runNumberIncrement (zh->reg->zei, 0))
{
- data1_att *att;
- attSet = attset->reference;
- att = data1_getattbyname(rGroup->dh, attset, attname_str);
- if (att)
- attUse = att->value;
- else
- attUse = atoi (attname_str);
+ logf (LOG_LOG, "skipped %s %s %ld", recordType,
+ pr_fname, (long) recordOffset);
+ extract_flushSortKeys (zh, *sysno, -1, &zh->reg->sortKeys);
+ rec_rm (&rec);
+ logRecord(zh);
+ return 0;
}
- w = searchRecordKey (reckeys, attSet, attUse);
- assert (w);
+ }
+
+ delkeys.buf_used = rec->size[recInfo_delKeys];
+ delkeys.buf = rec->info[recInfo_delKeys];
- if (*s == ')')
+ sortKeys.buf_used = rec->size[recInfo_sortKeys];
+ sortKeys.buf = rec->info[recInfo_sortKeys];
+
+ extract_flushSortKeys (zh, *sysno, 0, &sortKeys);
+ extract_flushRecordKeys (zh, *sysno, 0, &delkeys);
+ if (delete_flag)
+ {
+ /* record going to be deleted */
+ if (!delkeys.buf_used)
{
- for (i = 0; i<32; i++)
- matchFlag[i] = 1;
+ logf (LOG_LOG, "delete %s %s %ld", recordType,
+ pr_fname, (long) recordOffset);
+ logf (LOG_WARN, "cannot delete file above, storeKeys false");
}
else
{
- logf (LOG_WARN, "Missing ) in match criteria %s in group %s",
- spec, rGroup->groupName ? rGroup->groupName : "none");
- return NULL;
- }
- s++;
-
- for (i = 0; i<32; i++)
- if (matchFlag[i] && w[i])
- {
- if (first)
- {
- *dst++ = ' ';
- first = 0;
- }
- strcpy (dst, w[i]);
- dst += strlen(w[i]);
- }
- if (first)
- {
- logf (LOG_WARN, "Record didn't contain match"
- " fields in (%s,%s)", attset_str, attname_str);
- return NULL;
+ logf (LOG_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 0;
}
- else if (*s == '$')
+ else
{
- 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 = rGroup->groupName;
- else if (!strcmp (special, "database"))
- spec_src = rGroup->databaseName;
- else if (!strcmp (special, "filename"))
- spec_src = fname;
- else if (!strcmp (special, "type"))
- spec_src = rGroup->recordType;
- else
- spec_src = NULL;
- if (spec_src)
+ /* record going to be updated */
+ if (!delkeys.buf_used)
{
- strcpy (dst, spec_src);
- dst += strlen (spec_src);
+ logf (LOG_LOG, "update %s %s %ld", recordType,
+ pr_fname, (long) recordOffset);
+ logf (LOG_WARN, "cannot update file above, storeKeys false");
}
- }
- else if (*s == '\"' || *s == '\'')
- {
- int stopMarker = *s++;
- char tmpString[64];
- int i = 0;
-
- while (*s && *s != stopMarker)
+ else
{
- if (i < 63)
- tmpString[i++] = *s++;
+ logf (LOG_LOG, "update %s %s %ld", recordType,
+ pr_fname, (long) recordOffset);
+ extract_flushSortKeys (zh, *sysno, 1, &zh->reg->sortKeys);
+ extract_flushRecordKeys (zh, *sysno, 1, &zh->reg->keys);
+ zh->records_updated++;
}
- if (*s)
- s++;
- tmpString[i] = '\0';
- strcpy (dst, tmpString);
- dst += strlen (tmpString);
- }
- else
- {
- logf (LOG_WARN, "Syntax error in match criteria %s in group %s",
- spec, rGroup->groupName ? rGroup->groupName : "none");
- return NULL;
}
- *dst++ = 1;
}
- if (dst == dstBuf)
+ /* 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 (zh->reg->keys.buf_used > 0 && zh->m_store_keys == 1)
{
- logf (LOG_WARN, "No match criteria for record %s in group %s",
- fname, rGroup->groupName ? rGroup->groupName : "none");
- return NULL;
+ rec->size[recInfo_delKeys] = zh->reg->keys.buf_used;
+ rec->info[recInfo_delKeys] = zh->reg->keys.buf;
+ zh->reg->keys.buf = NULL;
+ zh->reg->keys.buf_max = 0;
+ }
+ else
+ {
+ rec->info[recInfo_delKeys] = NULL;
+ rec->size[recInfo_delKeys] = 0;
}
- *dst = '\0';
- return dstBuf;
-}
-struct recordLogInfo {
- const char *fname;
- int recordOffset;
- struct recordGroup *rGroup;
-};
-
-static void recordLogPreamble (int level, const char *msg, void *info)
-{
- struct recordLogInfo *p = (struct recordLogInfo *) info;
- FILE *outf = yaz_log_file ();
-
- if (level & LOG_LOG)
- return ;
- fprintf (outf, "File %s, offset %d, type %s\n",
- p->rGroup->recordType, p->recordOffset, p->fname);
- log_event_start (NULL, NULL);
+ /* update sort keys */
+ xfree (rec->info[recInfo_sortKeys]);
+
+ 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;
+
+ /* 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]);
+ 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 0;
}
-void addSchema (struct recExtractCtrl *p, Odr_oid *oid)
+int explain_extract (void *handle, Record rec, data1_node *n)
{
- zebraExplain_addSchema (zti, oid);
+ ZebraHandle zh = (ZebraHandle) handle;
+ struct recExtractCtrl extractCtrl;
+ int i;
+
+ if (zebraExplain_curDatabase (zh->reg->zei,
+ rec->info[recInfo_databaseName]))
+ {
+ abort();
+ if (zebraExplain_newDatabase (zh->reg->zei,
+ rec->info[recInfo_databaseName], 0))
+ abort ();
+ }
+
+ zh->reg->keys.buf_used = 0;
+ zh->reg->keys.prevAttrUse = -1;
+ zh->reg->keys.prevAttrSet = -1;
+ zh->reg->keys.prevSeqNo = 0;
+ zh->reg->sortKeys.buf_used = 0;
+
+ extractCtrl.init = extract_init;
+ extractCtrl.tokenAdd = extract_token_add;
+ extractCtrl.schemaAdd = extract_schema_add;
+ extractCtrl.dh = zh->reg->dh;
+ for (i = 0; i<256; i++)
+ extractCtrl.seqno[i] = 0;
+ extractCtrl.zebra_maps = zh->reg->zebra_maps;
+ extractCtrl.flagShowRecords = 0;
+ extractCtrl.handle = handle;
+
+ if (n)
+ grs_extract_tree(&extractCtrl, n);
+
+ if (rec->size[recInfo_delKeys])
+ {
+ struct recKeys delkeys;
+ struct sortKeys sortkeys;
+
+ delkeys.buf_used = rec->size[recInfo_delKeys];
+ delkeys.buf = rec->info[recInfo_delKeys];
+
+ sortkeys.buf_used = rec->size[recInfo_sortKeys];
+ sortkeys.buf = rec->info[recInfo_sortKeys];
+
+ extract_flushSortKeys (zh, rec->sysno, 0, &sortkeys);
+ extract_flushRecordKeys (zh, rec->sysno, 0, &delkeys);
+ }
+ extract_flushRecordKeys (zh, rec->sysno, 1, &zh->reg->keys);
+ extract_flushSortKeys (zh, rec->sysno, 1, &zh->reg->sortKeys);
+
+ xfree (rec->info[recInfo_delKeys]);
+ rec->size[recInfo_delKeys] = zh->reg->keys.buf_used;
+ rec->info[recInfo_delKeys] = zh->reg->keys.buf;
+ zh->reg->keys.buf = NULL;
+ zh->reg->keys.buf_max = 0;
+
+ xfree (rec->info[recInfo_sortKeys]);
+ 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;
+
+ return 0;
}
-static int recordExtract (SYSNO *sysno, const char *fname,
- struct recordGroup *rGroup, int deleteFlag,
- struct file_read_info *fi,
- RecType recType, char *subType, void *clientData)
+void extract_flushRecordKeys (ZebraHandle zh, SYSNO sysno,
+ int cmd, struct recKeys *reckeys)
{
- RecordAttr *recordAttr;
- int r;
- char *matchStr;
- SYSNO sysnotmp;
- Record rec;
- struct recordLogInfo logInfo;
- off_t recordOffset = 0;
+#if SU_SCHEME
+#else
+ unsigned char attrSet = (unsigned char) -1;
+ unsigned short attrUse = (unsigned short) -1;
+#endif
+ int seqno = 0;
+ int off = 0;
+ int ch = 0;
+ ZebraExplainInfo zei = zh->reg->zei;
- if (fi->fd != -1)
+ if (!zh->reg->key_buf)
{
- struct recExtractCtrl extractCtrl;
-
- /* we are going to read from a file, so prepare the extraction */
- int i;
+ int mem= 1024*1024* atoi( res_get_def( zh->res, "memmax", "8"));
+ if (mem <= 0)
+ {
+ logf(LOG_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);
+ while (off < reckeys->buf_used)
+ {
+ const char *src = reckeys->buf + off;
+ struct it_key key;
+ int lead;
+
+ lead = *src++;
- reckeys.buf_used = 0;
- reckeys.prevAttrUse = -1;
- reckeys.prevAttrSet = -1;
- reckeys.prevSeqNo = 0;
-
- recordOffset = fi->file_moffset;
- 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.subType = subType;
- extractCtrl.init = wordInit;
- extractCtrl.tokenAdd = addRecordKey;
- extractCtrl.schemaAdd = addSchema;
- extractCtrl.dh = rGroup->dh;
- for (i = 0; i<256; i++)
+#if SU_SCHEME
+ if ((lead & 3) < 3)
{
- if (zebra_maps_is_positioned(rGroup->zebra_maps, i))
- extractCtrl.seqno[i] = 1;
- else
- extractCtrl.seqno[i] = 0;
+ memcpy (&ch, src, sizeof(ch));
+ src += sizeof(ch);
}
- extractCtrl.zebra_maps = rGroup->zebra_maps;
- extractCtrl.flagShowRecords = !rGroup->flagRw;
+#else
+ if (!(lead & 1))
+ {
+ memcpy (&attrSet, src, sizeof(attrSet));
+ src += sizeof(attrSet);
+ }
+ if (!(lead & 2))
+ {
+ memcpy (&attrUse, src, sizeof(attrUse));
+ src += sizeof(attrUse);
+ }
+#endif
+ if (zh->reg->key_buf_used + 1024 >
+ (zh->reg->ptr_top -zh->reg->ptr_i)*sizeof(char*))
+ extract_flushWriteKeys (zh,0);
+ assert(zh->reg->ptr_i >= 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;
+#if SU_SCHEME
+#else
+ ch = zebraExplain_lookupSU (zei, attrSet, attrUse);
+ if (ch < 0)
+ ch = zebraExplain_addSU (zei, attrSet, attrUse);
+#endif
+ assert (ch > 0);
+ zh->reg->key_buf_used +=
+ key_SU_encode (ch,((char*)zh->reg->key_buf) +
+ zh->reg->key_buf_used);
- if (!rGroup->flagRw)
- printf ("File: %s " PRINTF_OFF_T "\n", fname, recordOffset);
+ while (*src)
+ ((char*)zh->reg->key_buf) [(zh->reg->key_buf_used)++] = *src++;
+ src++;
+ ((char*)(zh->reg->key_buf))[(zh->reg->key_buf_used)++] = '\0';
+ ((char*)(zh->reg->key_buf))[(zh->reg->key_buf_used)++] = cmd;
+
+ if (lead & 60)
+ seqno += ((lead>>2) & 15)-1;
+ else
+ {
+ memcpy (&seqno, src, sizeof(seqno));
+ src += sizeof(seqno);
+ }
+ key.seqno = seqno;
+ key.sysno = sysno;
+ memcpy ((char*)zh->reg->key_buf + zh->reg->key_buf_used, &key, sizeof(key));
+ (zh->reg->key_buf_used) += sizeof(key);
+ off = src - reckeys->buf;
+ }
+ assert (off == reckeys->buf_used);
+}
+
+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)
+ {
+ logf (LOG_DEBUG, " nothing to flush section=%d buf=%p i=%d",
+ zh->reg->key_file_no, zh->reg->key_buf, ptr_i);
+ logf (LOG_DEBUG, " buf=%p ",
+ zh->reg->key_buf);
+ logf (LOG_DEBUG, " ptr=%d ",zh->reg->ptr_i);
+ logf (LOG_DEBUG, " reg=%p ",zh->reg);
+
+ return;
+ }
- logInfo.fname = fname;
- logInfo.recordOffset = recordOffset;
- logInfo.rGroup = rGroup;
- log_event_start (recordLogPreamble, &logInfo);
+ (zh->reg->key_file_no)++;
+ logf (LOG_LOG, "sorting section %d", (zh->reg->key_file_no));
+ logf (LOG_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') {
+ logf (LOG_WARN, "Illegal tempfiles setting '%c'. using 'Auto' ",
+ temp_policy);
+ temp_policy='A';
+ }
- r = (*recType->extract)(clientData, &extractCtrl);
+ 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;
+ }
- log_event_start (NULL, NULL);
+ /* Not doing directly from memory, write into a temp file */
+ extract_get_fname_tmp (zh, out_fname, zh->reg->key_file_no);
- if (r == RECCTRL_EXTRACT_EOF)
- return 0;
- else if (r == RECCTRL_EXTRACT_ERROR)
- {
- /* error occured during extraction ... */
- if (rGroup->flagRw &&
- records_processed < rGroup->fileVerboseLimit)
- {
- logf (LOG_WARN, "fail %s %s " PRINTF_OFF_T, rGroup->recordType,
- fname, recordOffset);
- }
- return 0;
- }
- if (reckeys.buf_used == 0)
+ if (!(outf = fopen (out_fname, "wb")))
+ {
+ logf (LOG_FATAL|LOG_ERRNO, "fopen %s", out_fname);
+ exit (1);
+ }
+ logf (LOG_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))
{
- /* the extraction process returned no information - the record
- is probably empty - unless flagShowRecords is in use */
- if (!rGroup->flagRw)
- return 1;
-
- logf (LOG_WARN, "empty %s %s " PRINTF_OFF_T, rGroup->recordType,
- fname, recordOffset);
- return 1;
+ 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);
- /* perform match if sysno not known and if match criteria is specified */
-
- matchStr = NULL;
- if (!sysno)
+ if (!(outf = fopen (out_fname, "wb")))
{
- sysnotmp = 0;
- sysno = &sysnotmp;
- if (rGroup->recordId && *rGroup->recordId)
+ logf (LOG_FATAL|LOG_ERRNO, "fopen %s", out_fname);
+ exit (1);
+ }
+ logf (LOG_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]))
{
- char *rinfo;
-
- matchStr = fileMatchStr (&reckeys, rGroup, fname,
- rGroup->recordId);
- if (matchStr)
- {
- rinfo = dict_lookup (matchDict, matchStr);
- if (rinfo)
- memcpy (sysno, rinfo+1, sizeof(*sysno));
- }
- else
+ key_y_len = strlen(prevcp)+1;
+#if 0
+ logf (LOG_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)
{
- logf (LOG_WARN, "Bad match criteria");
- return 0;
+ 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))
+ {
+ logf (LOG_FATAL|LOG_ERRNO, "fclose %s", out_fname);
+ exit (1);
}
+ logf (LOG_LOG, "finished section %d", zh->reg->key_file_no);
+ zh->reg->ptr_i = 0;
+ zh->reg->key_buf_used = 0;
+}
- if (! *sysno)
+void extract_add_index_string (RecWord *p, const char *string,
+ int length)
+{
+ char *dst;
+ unsigned char attrSet;
+ unsigned short attrUse;
+ int lead = 0;
+ int diff = 0;
+ int *pseqno = &p->seqno;
+ ZebraHandle zh = p->extractCtrl->handle;
+ ZebraExplainInfo zei = zh->reg->zei;
+ struct recKeys *keys = &zh->reg->keys;
+
+ if (keys->buf_used+1024 > keys->buf_max)
{
- /* new record */
- if (deleteFlag)
- {
- logf (LOG_LOG, "delete %s %s " PRINTF_OFF_T, rGroup->recordType,
- fname, recordOffset);
- logf (LOG_WARN, "cannot delete record above (seems new)");
- return 1;
- }
- if (records_processed < rGroup->fileVerboseLimit)
- logf (LOG_LOG, "add %s %s " PRINTF_OFF_T, rGroup->recordType,
- fname, recordOffset);
- rec = rec_new (records);
+ char *b;
- *sysno = rec->sysno;
+ b = (char *) xmalloc (keys->buf_max += 128000);
+ if (keys->buf_used > 0)
+ memcpy (b, keys->buf, keys->buf_used);
+ xfree (keys->buf);
+ keys->buf = b;
+ }
+ dst = keys->buf + keys->buf_used;
- recordAttr = rec_init_attr (zti, rec);
+ /* leader byte is encoded as follows:
+ bit 0 : 1 if attrset is unchanged; 0 if attrset is changed
+ bit 1 : 1 if attruse is unchanged; 0 if attruse is changed
+ */
+ attrSet = p->attrSet;
+ if (keys->buf_used > 0 && keys->prevAttrSet == attrSet)
+ lead |= 1;
+ else
+ keys->prevAttrSet = attrSet;
+ attrUse = p->attrUse;
+ if (keys->buf_used > 0 && keys->prevAttrUse == attrUse)
+ lead |= 2;
+ else
+ keys->prevAttrUse = attrUse;
+#if 1
+ diff = 1 + *pseqno - keys->prevSeqNo;
+ if (diff >= 1 && diff <= 15)
+ lead |= (diff << 2);
+ else
+ diff = 0;
+#endif
+ keys->prevSeqNo = *pseqno;
+
+ *dst++ = lead;
- if (matchStr)
+#if SU_SCHEME
+ if ((lead & 3) < 3)
+ {
+ int ch = zebraExplain_lookupSU (zei, attrSet, attrUse);
+ if (ch < 0)
{
- dict_insert (matchDict, matchStr, sizeof(*sysno), sysno);
+ ch = zebraExplain_addSU (zei, attrSet, attrUse);
+ yaz_log (LOG_DEBUG, "addSU set=%d use=%d SU=%d",
+ attrSet, attrUse, ch);
}
- flushRecordKeys (*sysno, 1, &reckeys);
- flushSortKeys (*sysno, 1);
+ assert (ch > 0);
+ memcpy (dst, &ch, sizeof(ch));
+ dst += sizeof(ch);
+ }
+#else
+ if (!(lead & 1))
+ {
+ memcpy (dst, &attrSet, sizeof(attrSet));
+ dst += sizeof(attrSet);
+ }
+ if (!(lead & 2))
+ {
+ memcpy (dst, &attrUse, sizeof(attrUse));
+ dst += sizeof(attrUse);
+ }
+#endif
+ *dst++ = p->reg_type;
+ memcpy (dst, string, length);
+ dst += length;
+ *dst++ = '\0';
- records_inserted++;
+ if (!diff)
+ {
+ memcpy (dst, pseqno, sizeof(*pseqno));
+ dst += sizeof(*pseqno);
}
- else
+ keys->buf_used = dst - keys->buf;
+}
+
+static void extract_add_sort_string (RecWord *p, const char *string,
+ int length)
+{
+ ZebraHandle zh = p->extractCtrl->handle;
+ struct sortKeys *sk = &zh->reg->sortKeys;
+ int off = 0;
+
+ while (off < sk->buf_used)
{
- /* record already exists */
- struct recKeys delkeys;
+ int set, use, slen;
+
+ off += key_SU_decode(&set, sk->buf + off);
+ off += key_SU_decode(&use, sk->buf + off);
+ off += key_SU_decode(&slen, sk->buf + off);
+ off += slen;
+ if (p->attrSet == set && p->attrUse == use)
+ return;
+ }
+ assert (off == sk->buf_used);
+
+ 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, string, length);
+ sk->buf_used = off + length;
+}
- rec = rec_get (records, *sysno);
- assert (rec);
-
- recordAttr = rec_init_attr (zti, rec);
+void extract_add_string (RecWord *p, const char *string, int length)
+{
+ assert (length > 0);
+ if (zebra_maps_is_sort (p->zebra_maps, p->reg_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->string;
+ int remain = p->length;
+ const char **map = 0;
+
+ if (remain > 0)
+ map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
+
+ while (map)
+ {
+ char buf[IT_MAX_WORD+1];
+ int i, remain;
- if (recordAttr->runNumber == zebraExplain_runNumberIncrement (zti, 0))
+ /* Skip spaces */
+ while (map && *map && **map == *CHR_SPACE)
{
- logf (LOG_LOG, "skipped %s %s " PRINTF_OFF_T, rGroup->recordType,
- fname, recordOffset);
- flushSortKeys (*sysno, -1);
- rec_rm (&rec);
- logRecord (0);
- return 1;
+ remain = p->length - (b - p->string);
+ if (remain > 0)
+ map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
+ else
+ map = 0;
}
- delkeys.buf_used = rec->size[recInfo_delKeys];
- delkeys.buf = rec->info[recInfo_delKeys];
- flushSortKeys (*sysno, 0);
- flushRecordKeys (*sysno, 0, &delkeys);
- if (deleteFlag)
- {
- /* record going to be deleted */
- if (!delkeys.buf_used)
- {
- logf (LOG_LOG, "delete %s %s " PRINTF_OFF_T,
- rGroup->recordType, fname, recordOffset);
- logf (LOG_WARN, "cannot delete file above, storeKeys false");
- }
- else
- {
- if (records_processed < rGroup->fileVerboseLimit)
- logf (LOG_LOG, "delete %s %s " PRINTF_OFF_T,
- rGroup->recordType, fname, recordOffset);
- records_deleted++;
- if (matchStr)
- dict_delete (matchDict, matchStr);
- rec_del (records, &rec);
- }
- rec_rm (&rec);
- logRecord (0);
- return 1;
- }
- else
- {
- /* record going to be updated */
- if (!delkeys.buf_used)
- {
- logf (LOG_LOG, "update %s %s " PRINTF_OFF_T,
- rGroup->recordType, fname, recordOffset);
- logf (LOG_WARN, "cannot update file above, storeKeys false");
- }
- else
- {
- if (records_processed < rGroup->fileVerboseLimit)
- logf (LOG_LOG, "update %s %s " PRINTF_OFF_T,
- rGroup->recordType, fname, recordOffset);
- flushRecordKeys (*sysno, 1, &reckeys);
- records_updated++;
- }
- }
+ 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->length - (b - p->string);
+ if (remain > 0)
+ map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
+ else
+ map = 0;
+ }
+ if (!i)
+ return;
+ extract_add_string (p, buf, i);
+ p->seqno++;
}
- /* update file type */
- xfree (rec->info[recInfo_fileType]);
- rec->info[recInfo_fileType] =
- rec_strdup (rGroup->recordType, &rec->size[recInfo_fileType]);
+}
+
+static void extract_add_complete_field (RecWord *p)
+{
+ const char *b = p->string;
+ char buf[IT_MAX_WORD+1];
+ const char **map = 0;
+ int i = 0, remain = p->length;
- /* update filename */
- xfree (rec->info[recInfo_filename]);
- rec->info[recInfo_filename] =
- rec_strdup (fname, &rec->size[recInfo_filename]);
+ if (remain > 0)
+ map = zebra_maps_input (p->zebra_maps, p->reg_type, &b, remain);
- /* update delete keys */
- xfree (rec->info[recInfo_delKeys]);
- if (reckeys.buf_used > 0 && rGroup->flagStoreKeys == 1)
- {
-#if 1
- rec->size[recInfo_delKeys] = reckeys.buf_used;
- rec->info[recInfo_delKeys] = reckeys.buf;
- reckeys.buf = NULL;
- reckeys.buf_max = 0;
-#else
- rec->info[recInfo_delKeys] = xmalloc (reckeys.buf_used);
- rec->size[recInfo_delKeys] = reckeys.buf_used;
- memcpy (rec->info[recInfo_delKeys], reckeys.buf,
- rec->size[recInfo_delKeys]);
-#endif
- }
- else
+ while (remain > 0 && i < IT_MAX_WORD)
{
- rec->info[recInfo_delKeys] = NULL;
- rec->size[recInfo_delKeys] = 0;
- }
+ while (map && *map && **map == *CHR_SPACE)
+ {
+ remain = p->length - (b - p->string);
+ if (remain > 0)
+ map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
+ else
+ map = 0;
+ }
+ if (!map)
+ break;
- /* save file size of original record */
- zebraExplain_recordBytesIncrement (zti, - recordAttr->recordSize);
- recordAttr->recordSize = fi->file_moffset - recordOffset;
- if (!recordAttr->recordSize)
- recordAttr->recordSize = fi->file_max - recordOffset;
- zebraExplain_recordBytesIncrement (zti, recordAttr->recordSize);
+ if (i && i < IT_MAX_WORD)
+ buf[i++] = *CHR_SPACE;
+ while (map && *map && **map != *CHR_SPACE)
+ {
+ const char *cp = *map;
- /* set run-number for this record */
- recordAttr->runNumber = zebraExplain_runNumberIncrement (zti, 0);
+ if (i >= IT_MAX_WORD)
+ break;
+ while (i < IT_MAX_WORD && *cp)
+ buf[i++] = *(cp++);
+ remain = p->length - (b - p->string);
+ if (remain > 0)
+ map = zebra_maps_input (p->zebra_maps, p->reg_type, &b,
+ remain);
+ else
+ map = 0;
+ }
+ }
+ if (!i)
+ return;
+ extract_add_string (p, buf, i);
+}
- /* update store data */
- xfree (rec->info[recInfo_storeData]);
- if (rGroup->flagStoreData == 1)
+void extract_token_add (RecWord *p)
+{
+ WRBUF wrbuf;
+#if 0
+ yaz_log (LOG_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->reg_type, 0,
+ p->string, p->length)))
{
- rec->size[recInfo_storeData] = recordAttr->recordSize;
- rec->info[recInfo_storeData] = (char *)
- xmalloc (recordAttr->recordSize);
- if (lseek (fi->fd, recordOffset, SEEK_SET) < 0)
- {
- logf (LOG_ERRNO|LOG_FATAL, "seek to " PRINTF_OFF_T " in %s",
- recordOffset, fname);
- exit (1);
- }
- if (read (fi->fd, rec->info[recInfo_storeData], recordAttr->recordSize)
- < recordAttr->recordSize)
- {
- logf (LOG_ERRNO|LOG_FATAL, "read %d bytes of %s",
- recordAttr->recordSize, fname);
- exit (1);
- }
+ p->string = wrbuf_buf(wrbuf);
+ p->length = wrbuf_len(wrbuf);
}
+ if (zebra_maps_is_complete (p->zebra_maps, p->reg_type))
+ extract_add_complete_field (p);
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 (rGroup->databaseName, &rec->size[recInfo_databaseName]);
+ extract_add_incomplete_field(p);
+}
- /* update offset */
- recordAttr->recordOffset = recordOffset;
-
- /* commit this record */
- rec_put (records, &rec);
- logRecord (0);
- return 1;
+void extract_schema_add (struct recExtractCtrl *p, Odr_oid *oid)
+{
+ ZebraHandle zh = (ZebraHandle) (p->handle);
+ zebraExplain_addSchema (zh->reg->zei, oid);
}
-int fileExtract (SYSNO *sysno, const char *fname,
- const struct recordGroup *rGroupP, int deleteFlag)
+void extract_flushSortKeys (ZebraHandle zh, SYSNO sysno,
+ int cmd, struct sortKeys *sk)
{
- int r, i, fd;
- char gprefix[128];
- char ext[128];
- char ext_res[128];
- char subType[128];
- RecType recType;
- struct recordGroup rGroupM;
- struct recordGroup *rGroup = &rGroupM;
- struct file_read_info *fi;
- void *clientData;
+ SortIdx sortIdx = zh->reg->sortIdx;
+ int off = 0;
- memcpy (rGroup, rGroupP, sizeof(*rGroupP));
-
- if (!rGroup->groupName || !*rGroup->groupName)
- *gprefix = '\0';
- else
- sprintf (gprefix, "%s.", rGroup->groupName);
+ sortIdx_sysno (sortIdx, sysno);
- logf (LOG_DEBUG, "fileExtract %s", fname);
+ while (off < sk->buf_used)
+ {
+ int set, use, slen;
+
+ off += key_SU_decode(&set, sk->buf + off);
+ off += key_SU_decode(&use, sk->buf + off);
+ off += key_SU_decode(&slen, sk->buf + off);
+
+ sortIdx_type(sortIdx, use);
+ if (cmd == 1)
+ sortIdx_add(sortIdx, sk->buf + off, slen);
+ else
+ sortIdx_add(sortIdx, "", 1);
+ off += slen;
+ }
+}
- /* determine file extension */
- *ext = '\0';
- for (i = strlen(fname); --i >= 0; )
- if (fname[i] == '/')
- break;
- else if (fname[i] == '.')
- {
- strcpy (ext, fname+i+1);
- break;
- }
- /* determine file type - depending on extension */
- if (!rGroup->recordType)
+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;
+}
+
+char *encode_key_int (int d, char *bp)
+{
+ if (d <= 63)
+ *bp++ = d;
+ else if (d <= 16383)
{
- sprintf (ext_res, "%srecordType.%s", gprefix, ext);
- if (!(rGroup->recordType = res_get (common_resource, ext_res)))
- {
- sprintf (ext_res, "%srecordType", gprefix);
- rGroup->recordType = res_get (common_resource, ext_res);
- }
+ *bp++ = 64 + (d>>8);
+ *bp++ = d & 255;
}
- if (!rGroup->recordType)
+ else if (d <= 4194303)
{
- if (records_processed < rGroup->fileVerboseLimit)
- logf (LOG_LOG, "? %s", fname);
- return 0;
+ *bp++ = 128 + (d>>16);
+ *bp++ = (d>>8) & 255;
+ *bp++ = d & 255;
}
- if (!*rGroup->recordType)
- return 0;
- if (!(recType =
- recType_byName (rGroup->recTypes, rGroup->recordType, subType,
- &clientData)))
+ else
{
- logf (LOG_WARN, "No such record type: %s", rGroup->recordType);
- return 0;
+ *bp++ = 192 + (d>>24);
+ *bp++ = (d>>16) & 255;
+ *bp++ = (d>>8) & 255;
+ *bp++ = d & 255;
}
+ return bp;
+}
+#define OLDENCODE 1
- /* determine match criteria */
- if (!rGroup->recordId)
+#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;
+
+ while ((*bp++ = *k++))
+ ;
+ memcpy (&key, k+1, sizeof(struct it_key));
+ bp = encode_key_int ( (key.sysno - i->sysno) * 2 + *k, bp);
+ if (i->sysno != key.sysno)
{
- sprintf (ext_res, "%srecordId.%s", gprefix, ext);
- rGroup->recordId = res_get (common_resource, ext_res);
+ i->sysno = key.sysno;
+ i->seqno = 0;
}
-
- /* determine database name */
- if (!rGroup->databaseName)
+ else if (!i->seqno && !key.seqno && i->cmd == *k)
+ return;
+ bp = encode_key_int (key.seqno - i->seqno, bp);
+ i->seqno = key.seqno;
+ i->cmd = *k;
+ if (fwrite (i->buf, bp - i->buf, 1, outf) != 1)
{
- sprintf (ext_res, "%sdatabase.%s", gprefix, ext);
- if (!(rGroup->databaseName = res_get (common_resource, ext_res)))
- {
- sprintf (ext_res, "%sdatabase", gprefix);
- rGroup->databaseName = res_get (common_resource, ext_res);
- }
+ logf (LOG_FATAL|LOG_ERRNO, "fwrite");
+ exit (1);
}
- if (!rGroup->databaseName)
- rGroup->databaseName = "Default";
+}
- /* determine if explain database */
-
- sprintf (ext_res, "%sexplainDatabase", gprefix);
- rGroup->explainDatabase =
- atoi (res_get_def (common_resource, ext_res, "0"));
+void encode_key_flush (struct encode_info *i, FILE *outf)
+{ /* dummy routine */
+}
- /* announce database */
- if (zebraExplain_curDatabase (zti, rGroup->databaseName))
+#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 */
{
- if (zebraExplain_newDatabase (zti, rGroup->databaseName,
- rGroup->explainDatabase))
- return 0;
+ bp = i->buf;
+ while ((*bp++ = *k++))
+ ;
+ i->keylen= bp - i->buf -1;
+ assert(i->keylen+1+sizeof(struct it_key) < ENCODE_BUFLEN);
}
-
- if (rGroup->flagStoreData == -1)
+ else
{
- const char *sval;
- sprintf (ext_res, "%sstoreData.%s", gprefix, ext);
- if (!(sval = res_get (common_resource, ext_res)))
- {
- sprintf (ext_res, "%sstoreData", gprefix);
- sval = res_get (common_resource, ext_res);
- }
- if (sval)
- rGroup->flagStoreData = atoi (sval);
+ bp=i->buf + i->keylen;
+ *bp++=0;
+ k++;
}
- if (rGroup->flagStoreData == -1)
- rGroup->flagStoreData = 0;
- if (rGroup->flagStoreKeys == -1)
+ memcpy (&key, k+1, sizeof(struct it_key));
+ if (0==i->prevsys) /* no previous filter, fill up */
{
- const char *sval;
-
- sprintf (ext_res, "%sstoreKeys.%s", gprefix, ext);
- sval = res_get (common_resource, ext_res);
- if (!sval)
+ 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)
{
- sprintf (ext_res, "%sstoreKeys", gprefix);
- sval = res_get (common_resource, ext_res);
+ logf (LOG_FATAL|LOG_ERRNO, "fwrite");
+ exit (1);
}
- if (!sval)
- sval = res_get (common_resource, "storeKeys");
- if (sval)
- rGroup->flagStoreKeys = atoi (sval);
+ i->keylen=0; /* ok, it's written, forget it */
+ i->prevsys=key.sysno;
+ i->prevseq=key.seqno;
+ i->prevcmd=*k;
}
- if (rGroup->flagStoreKeys == -1)
- rGroup->flagStoreKeys = 0;
+}
- if (sysno && deleteFlag)
- fd = -1;
- else
+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)
{
- if ((fd = open (fname, O_BINARY|O_RDONLY)) == -1)
- {
- logf (LOG_WARN|LOG_ERRNO, "open %s", fname);
- return 0;
- }
+ return; /* nothing to flush */
}
- fi = file_read_start (fd);
- do
+ *bp++=0;
+ bp = encode_key_int ( (i->prevsys - i->sysno) * 2 + i->prevcmd, bp);
+ if (i->sysno != i->prevsys)
{
- file_begin (fi);
- r = recordExtract (sysno, fname, rGroup, deleteFlag, fi,
- recType, subType, clientData);
- } while (r && !sysno && fi->file_more);
- file_read_stop (fi);
- if (fd != -1)
- close (fd);
- return r;
-}
-
-static int explain_extract (void *handle, Record rec, data1_node *n)
-{
- struct recordGroup *rGroup = (struct recordGroup*) handle;
- struct recExtractCtrl extractCtrl;
- int i;
-
- if (zebraExplain_curDatabase (zti, rec->info[recInfo_databaseName]))
+ i->sysno = i->prevsys;
+ i->seqno = 0;
+ }
+ else if (!i->seqno && !i->prevseq && i->cmd == i->prevcmd)
{
- if (zebraExplain_newDatabase (zti, rec->info[recInfo_databaseName], 0))
- abort ();
+ return; /* ??? Filters some sort of duplicates away */
+ /* ??? Can this ever happen -H 15oct02 */
}
-
- reckeys.buf_used = 0;
- reckeys.prevAttrUse = -1;
- reckeys.prevAttrSet = -1;
- reckeys.prevSeqNo = 0;
-
- extractCtrl.init = wordInit;
- extractCtrl.tokenAdd = addRecordKey;
- extractCtrl.schemaAdd = addSchema;
- extractCtrl.dh = rGroup->dh;
- for (i = 0; i<256; i++)
- extractCtrl.seqno[i] = 0;
- extractCtrl.zebra_maps = rGroup->zebra_maps;
- extractCtrl.flagShowRecords = !rGroup->flagRw;
-
- grs_extract_tree(&extractCtrl, n);
-
- logf (LOG_DEBUG, "flush explain record, sysno=%d", rec->sysno);
-
- if (rec->size[recInfo_delKeys])
+ 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)
{
- struct recKeys delkeys;
-
- delkeys.buf_used = rec->size[recInfo_delKeys];
- delkeys.buf = rec->info[recInfo_delKeys];
- flushSortKeys (rec->sysno, 0);
- flushRecordKeys (rec->sysno, 0, &delkeys);
+ logf (LOG_FATAL|LOG_ERRNO, "fwrite");
+ exit (1);
}
- flushRecordKeys (rec->sysno, 1, &reckeys);
- flushSortKeys (rec->sysno, 1);
-
- xfree (rec->info[recInfo_delKeys]);
- rec->size[recInfo_delKeys] = reckeys.buf_used;
- rec->info[recInfo_delKeys] = reckeys.buf;
- reckeys.buf = NULL;
- reckeys.buf_max = 0;
-
- return 0;
+ i->keylen=0; /* ok, it's written, forget it */
+ i->prevsys=0; /* forget the values too */
+ i->prevseq=0;
}
+#endif