X-Git-Url: http://git.indexdata.com/?p=idzebra-moved-to-github.git;a=blobdiff_plain;f=index%2Fextract.c;h=a726916ddfb773b07f7ea16359ebde1101b0545d;hp=0db63cc662d742092f1cf688022eb890642de9f0;hb=7e75317bed8eecabcb57e59b16093a32238738e2;hpb=3dfdd7ea2aa006fd41a62ac45c58035633248807 diff --git a/index/extract.c b/index/extract.c index 0db63cc..a726916 100644 --- a/index/extract.c +++ b/index/extract.c @@ -1,351 +1,1660 @@ /* - * Copyright (C) 1994-1995, Index Data I/S + * Copyright (C) 1994-2002, Index Data * All rights reserved. * Sebastian Hammer, Adam Dickmeiss * - * $Log: extract.c,v $ - * 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 1.110 2002-02-20 17:30:01 adam Exp $ */ #include #include +#ifdef WIN32 +#include +#else #include +#endif #include -#include -#include #include +#include +#include #include "index.h" +#include "zserver.h" +#include "zinfo.h" -static Dict file_idx; -static SYSNO sysno_next; -static int sys_idx_fd = -1; +#if _FILE_OFFSET_BITS == 64 +#define PRINTF_OFF_T "%Ld" +#else +#define PRINTF_OFF_T "%ld" +#endif -static int key_cmd; -static int key_sysno; -static char **key_buf; -static size_t ptr_top; -static size_t ptr_i; -static size_t kused; -static int key_file_no; +#ifndef ZEBRASDR +#define ZEBRASDR 0 +#endif -void key_open (int mem) -{ - void *file_key; +#if ZEBRASDR +#include "zebrasdr.h" +#endif - if (mem < 50000) - mem = 50000; - key_buf = xmalloc (mem); - ptr_top = mem/sizeof(char*); - ptr_i = 0; - kused = 0; - key_file_no = 0; +static int records_inserted = 0; +static int records_updated = 0; +static int records_deleted = 0; +static int records_processed = 0; - if (!(file_idx = dict_open (FNAME_FILE_DICT, 40, 1))) - { - logf (LOG_FATAL, "dict_open fail of %s", "fileidx"); - exit (1); - } - 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) +static void logRecord (int showFlag) +{ + if (!showFlag) + ++records_processed; + if (showFlag || !(records_processed % 1000)) { - logf (LOG_FATAL|LOG_ERRNO, "open %s", FNAME_SYS_IDX); - exit (1); + logf (LOG_LOG, "Records: %7d i/u/d %d/%d/%d", + records_processed, records_inserted, records_updated, + records_deleted); } } - -void key_flush (void) + +static void extract_init (struct recExtractCtrl *p, RecWord *w) { - FILE *outf; - char out_fname[200]; - char *prevcp, *cp; - - if (ptr_i <= 0) - return; + w->zebra_maps = p->zebra_maps; + w->seqnos = p->seqno; + w->attrSet = VAL_BIB1; + w->attrUse = 1016; + w->reg_type = 'w'; + w->extractCtrl = p; +} - key_file_no++; - logf (LOG_LOG, "sorting section %d", key_file_no); - qsort (key_buf + ptr_top-ptr_i, ptr_i, sizeof(char*), key_qsort_compare); - sprintf (out_fname, TEMP_FNAME, key_file_no); +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 + + for (i = 0; i<32; i++) + ws[i] = NULL; - if (!(outf = fopen (out_fname, "w"))) +#if SU_SCHEME + chS = zebraExplain_lookupSU (zh->service->zei, attrSetS, attrUseS); + if (chS < 0) + return ws; +#endif + while (off < reckeys->buf_used) { - logf (LOG_FATAL|LOG_ERRNO, "fopen (4) %s", out_fname); - exit (1); - } - logf (LOG_LOG, "writing section %d", key_file_no); - prevcp = cp = key_buf[ptr_top-ptr_i]; + + const char *src = reckeys->buf + off; + const char *wstart; + int lead; - if (fwrite (cp, strlen (cp)+2+sizeof(struct it_key), 1, outf) != 1) - { - logf (LOG_FATAL|LOG_ERRNO, "fwrite %s", out_fname); - exit (1); - } - while (--ptr_i > 0) - { - cp = key_buf[ptr_top-ptr_i]; - if (strcmp (cp, prevcp)) + lead = *src++; +#if SU_SCHEME + if ((lead & 3)<3) + { + memcpy (&ch, src, sizeof(ch)); + src += sizeof(ch); + } +#else + if (!(lead & 1)) { - if (fwrite (cp, strlen (cp)+2+sizeof(struct it_key), 1, - outf) != 1) - { - logf (LOG_FATAL|LOG_ERRNO, "fwrite %s", out_fname); - exit (1); - } - prevcp = cp; + 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 { - cp = strlen (cp) + cp; - if (fwrite (cp, 2+sizeof(struct it_key), 1, outf) != 1) - { - logf (LOG_FATAL|LOG_ERRNO, "fwrite %s", out_fname); - exit (1); - } + memcpy (&seqno, src, sizeof(seqno)); + src += sizeof(seqno); } + if ( +#if SU_SCHEME + ch == chS +#else + attrUseS == attrUse && attrSetS == attrSet +#endif + ) + { + int woff; + + + if (startSeq == -1) + startSeq = seqno; + woff = seqno - startSeq; + if (woff >= 0 && woff < 31) + ws[woff] = wstart; + } + + off = src - reckeys->buf; } - 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; - kused = 0; + assert (off == reckeys->buf_used); + return ws; } -int key_close (void) +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) { - key_flush (); - xfree (key_buf); - close (sys_idx_fd); - dict_insert (file_idx, ".", sizeof(sysno_next), &sysno_next); - dict_close (file_idx); - return key_file_no; + 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 wordInit (RecWord *p) +static void file_read_stop (struct file_read_info *fi) { - p->attrSet = 1; - p->attrUse = 1016; - p->which = Word_String; + xfree (fi); } -static void wordAdd (const RecWord *p) +static off_t file_seek (void *handle, off_t offset) { - struct it_key key; - size_t i; - - if (kused + 1024 > (ptr_top-ptr_i)*sizeof(char*)) - key_flush (); - ++ptr_i; - key_buf[ptr_top-ptr_i] = (char*)key_buf + kused; - kused += index_word_prefix ((char*)key_buf + kused, - p->attrSet, p->attrUse); - switch (p->which) - { - case Word_String: - for (i = 0; p->u.string[i]; i++) - ((char*)key_buf) [kused++] = index_char_cvt (p->u.string[i]); - ((char*)key_buf) [kused++] = '\0'; - break; - default: - return ; - } - ((char*) key_buf)[kused++] = ((key_cmd == 'a') ? 1 : 0); - key.sysno = key_sysno; - key.seqno = p->seqno; - memcpy ((char*)key_buf + kused, &key, sizeof(key)); - kused += sizeof(key); + 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); } -#define FILE_READ_BUF 1 -#if FILE_READ_BUF -static char *file_buf; -static int file_offset; -static int file_bufsize; +static off_t file_tell (void *handle) +{ + struct file_read_info *p = (struct file_read_info *) handle; + return p->file_offset; +} -static void file_read_start (int fd) +static int file_read (void *handle, char *buf, size_t count) { - file_offset = 0; - file_buf = xmalloc (4096); - file_bufsize = read (fd, file_buf, 4096); + struct file_read_info *p = (struct file_read_info *) handle; + int fd = p->fd; + int r; + if (p->sdrbuf) + { + 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 + r = read (fd, buf, count); + if (r > 0) + { + p->file_offset += r; + if (p->file_offset > p->file_max) + p->file_max = p->file_offset; + } + return r; } -static void file_read_stop (int fd) +static void file_begin (void *handle) { - xfree (file_buf); + struct file_read_info *p = (struct file_read_info *) handle; + + 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 file_read (int fd, char *buf, size_t count) +static void file_end (void *handle, off_t offset) { - int l = file_bufsize - file_offset; + struct file_read_info *p = (struct file_read_info *) handle; + + assert (p->file_more == 0); + p->file_more = 1; + p->file_moffset = offset; +} - if (count > l) +static char *fileMatchStr (ZebraHandle zh, + struct recKeys *reckeys, struct recordGroup *rGroup, + const char *fname, const char *spec) +{ + static char dstBuf[2048]; /* static here ??? */ + char *dst = dstBuf; + const char *s = spec; + static const char **w; + + while (1) { - int r; - if (l > 0) - memcpy (buf, file_buf + file_offset, l); - count = count-l; - if (count > file_bufsize) + while (*s == ' ' || *s == '\t') + s++; + if (!*s) + break; + if (*s == '(') { - if ((r = read (fd, buf + l, count)) == -1) + 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->service->dh, attset_str))) + { + data1_att *att; + attSet = attset->reference; + att = data1_getattbyname(zh->service->dh, attset, attname_str); + if (att) + attUse = att->value; + else + attUse = atoi (attname_str); + } + w = searchRecordKey (zh, reckeys, attSet, attUse); + assert (w); + + if (*s == ')') + { + for (i = 0; i<32; i++) + matchFlag[i] = 1; + } + 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_FATAL|LOG_ERRNO, "read"); - exit (1); + logf (LOG_WARN, "Record didn't contain match" + " fields in (%s,%s)", attset_str, attname_str); + return NULL; } - file_bufsize = 0; - file_offset = 0; - return r; } - file_bufsize = r = read (fd, file_buf, 4096); - if (r == -1) + else if (*s == '$') { - logf (LOG_FATAL|LOG_ERRNO, "read"); - exit (1); + 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) + { + strcpy (dst, spec_src); + dst += strlen (spec_src); + } } - else if (r <= count) + else if (*s == '\"' || *s == '\'') { - file_offset = r; - memcpy (buf + l, file_buf, r); - return l + r; + 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); } else { - file_offset = count; - memcpy (buf + l, file_buf, count - l); - return count; + logf (LOG_WARN, "Syntax error in match criteria %s in group %s", + spec, rGroup->groupName ? rGroup->groupName : "none"); + return NULL; } + *dst++ = 1; } - memcpy (buf, file_buf + file_offset, count); - file_offset += count; - return count; + if (dst == dstBuf) + { + logf (LOG_WARN, "No match criteria for record %s in group %s", + fname, rGroup->groupName ? rGroup->groupName : "none"); + return NULL; + } + *dst = '\0'; + return dstBuf; } -#else -static int file_read (int fd, char *buf, size_t count) + +struct recordLogInfo { + const char *fname; + int recordOffset; + struct recordGroup *rGroup; +}; + +static void recordLogPreamble (int level, const char *msg, void *info) { - return read (fd, buf, count); + 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); } + + +static int recordExtract (ZebraHandle zh, + SYSNO *sysno, const char *fname, + struct recordGroup *rGroup, int deleteFlag, + struct file_read_info *fi, + RecType recType, char *subType, void *clientData) +{ + RecordAttr *recordAttr; + int r; + char *matchStr; + SYSNO sysnotmp; + Record rec; + struct recordLogInfo logInfo; + off_t recordOffset = 0; + + if (fi->fd != -1) + { + struct recExtractCtrl extractCtrl; + + /* we are going to read from a file, so prepare the extraction */ + int i; + + zh->keys.buf_used = 0; + zh->keys.prevAttrUse = -1; + zh->keys.prevAttrSet = -1; + zh->keys.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 = extract_init; + extractCtrl.tokenAdd = extract_token_add; + extractCtrl.schemaAdd = extract_schema_add; + extractCtrl.dh = zh->service->dh; + extractCtrl.handle = zh; + for (i = 0; i<256; i++) + { + if (zebra_maps_is_positioned(zh->service->zebra_maps, i)) + extractCtrl.seqno[i] = 1; + else + extractCtrl.seqno[i] = 0; + } + extractCtrl.zebra_maps = zh->service->zebra_maps; + extractCtrl.flagShowRecords = !rGroup->flagRw; + + if (!rGroup->flagRw) + printf ("File: %s " PRINTF_OFF_T "\n", fname, recordOffset); + + logInfo.fname = fname; + logInfo.recordOffset = recordOffset; + logInfo.rGroup = rGroup; + log_event_start (recordLogPreamble, &logInfo); + + r = (*recType->extract)(clientData, &extractCtrl); + + log_event_start (NULL, NULL); + + 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 (zh->keys.buf_used == 0) + { + /* 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; + } + } + + /* perform match if sysno not known and if match criteria is specified */ + + matchStr = NULL; + if (!sysno) + { + sysnotmp = 0; + sysno = &sysnotmp; + if (rGroup->recordId && *rGroup->recordId) + { + char *rinfo; + + matchStr = fileMatchStr (zh, &zh->keys, rGroup, fname, + rGroup->recordId); + if (matchStr) + { + rinfo = dict_lookup (zh->service->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, 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 (zh->service->records); + + *sysno = rec->sysno; + + recordAttr = rec_init_attr (zh->service->zei, rec); + + if (matchStr) + { + dict_insert (zh->service->matchDict, matchStr, sizeof(*sysno), sysno); + } + extract_flushRecordKeys (zh, *sysno, 1, &zh->keys); + extract_flushSortKeys (zh, *sysno, 1, &zh->sortKeys); + + records_inserted++; + } + else + { + /* record already exists */ + struct recKeys delkeys; + + rec = rec_get (zh->service->records, *sysno); + assert (rec); + + recordAttr = rec_init_attr (zh->service->zei, rec); + + if (recordAttr->runNumber == + zebraExplain_runNumberIncrement (zh->service->zei, 0)) + { + logf (LOG_LOG, "skipped %s %s " PRINTF_OFF_T, rGroup->recordType, + fname, recordOffset); + extract_flushSortKeys (zh, *sysno, -1, &zh->sortKeys); + rec_rm (&rec); + logRecord (0); + return 1; + } + delkeys.buf_used = rec->size[recInfo_delKeys]; + delkeys.buf = rec->info[recInfo_delKeys]; + extract_flushSortKeys (zh, *sysno, 0, &zh->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, + 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 (zh->service->matchDict, matchStr); + rec_del (zh->service->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); + extract_flushRecordKeys (zh, *sysno, 1, &zh->keys); + records_updated++; + } + } + } + /* update file type */ + xfree (rec->info[recInfo_fileType]); + rec->info[recInfo_fileType] = + rec_strdup (rGroup->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->keys.buf_used > 0 && rGroup->flagStoreKeys == 1) + { +#if 1 + rec->size[recInfo_delKeys] = zh->keys.buf_used; + rec->info[recInfo_delKeys] = zh->keys.buf; + zh->keys.buf = NULL; + zh->keys.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 -void file_extract (int cmd, const char *fname, const char *kname) + } + else + { + rec->info[recInfo_delKeys] = NULL; + rec->size[recInfo_delKeys] = 0; + } + + /* save file size of original record */ + zebraExplain_recordBytesIncrement (zh->service->zei, + - recordAttr->recordSize); + recordAttr->recordSize = fi->file_moffset - recordOffset; + if (!recordAttr->recordSize) + recordAttr->recordSize = fi->file_max - recordOffset; + zebraExplain_recordBytesIncrement (zh->service->zei, + recordAttr->recordSize); + + /* set run-number for this record */ + recordAttr->runNumber = zebraExplain_runNumberIncrement (zh->service->zei, + 0); + + /* update store data */ + xfree (rec->info[recInfo_storeData]); + if (rGroup->flagStoreData == 1) + { + 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); + } + } + 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]); + + /* update offset */ + recordAttr->recordOffset = recordOffset; + + /* commit this record */ + rec_put (zh->service->records, &rec); + logRecord (0); + return 1; +} + +int fileExtract (ZebraHandle zh, SYSNO *sysno, const char *fname, + const struct recordGroup *rGroupP, int deleteFlag) { - int i, r; + int r, i, fd; + char gprefix[128]; char ext[128]; - SYSNO sysno; char ext_res[128]; - const char *file_type; - void *file_info; - struct recExtractCtrl extractCtrl; - RecType rt; + char subType[128]; + RecType recType; + struct recordGroup rGroupM; + struct recordGroup *rGroup = &rGroupM; + struct file_read_info *fi; + void *clientData; + + memcpy (rGroup, rGroupP, sizeof(*rGroupP)); + + if (!rGroup->groupName || !*rGroup->groupName) + *gprefix = '\0'; + else + sprintf (gprefix, "%s.", rGroup->groupName); + + logf (LOG_DEBUG, "fileExtract %s", fname); + /* 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))) - return; - if (!(rt = recType_byName (file_type))) - return; - logf (LOG_DEBUG, "%c %s k=%s", cmd, fname, kname); - file_info = dict_lookup (file_idx, kname); - if (!file_info) + /* determine file type - depending on extension */ + if (!rGroup->recordType) + { + sprintf (ext_res, "%srecordType.%s", gprefix, ext); + if (!(rGroup->recordType = res_get (zh->service->res, ext_res))) + { + sprintf (ext_res, "%srecordType", gprefix); + rGroup->recordType = res_get (zh->service->res, ext_res); + } + } + if (!rGroup->recordType) + { + if (records_processed < rGroup->fileVerboseLimit) + logf (LOG_LOG, "? %s", fname); + return 0; + } + if (!*rGroup->recordType) + return 0; + if (!(recType = + recType_byName (zh->service->recTypes, rGroup->recordType, subType, + &clientData))) + { + logf (LOG_WARN, "No such record type: %s", rGroup->recordType); + return 0; + } + + /* determine match criteria */ + if (!rGroup->recordId) + { + sprintf (ext_res, "%srecordId.%s", gprefix, ext); + rGroup->recordId = res_get (zh->service->res, ext_res); + } + + /* determine database name */ + if (!rGroup->databaseName) + { + sprintf (ext_res, "%sdatabase.%s", gprefix, ext); + if (!(rGroup->databaseName = res_get (zh->service->res, ext_res))) + { + sprintf (ext_res, "%sdatabase", gprefix); + rGroup->databaseName = res_get (zh->service->res, ext_res); + } + } + if (!rGroup->databaseName) + rGroup->databaseName = "Default"; + + /* determine if explain database */ + + sprintf (ext_res, "%sexplainDatabase", gprefix); + rGroup->explainDatabase = + atoi (res_get_def (zh->service->res, ext_res, "0")); + + /* announce database */ + if (zebraExplain_curDatabase (zh->service->zei, rGroup->databaseName)) { - 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, file_type, strlen (file_type)+1); - write (sys_idx_fd, kname, strlen(kname)+1); + if (zebraExplain_newDatabase (zh->service->zei, rGroup->databaseName, + rGroup->explainDatabase)) + return 0; } + + if (rGroup->flagStoreData == -1) + { + const char *sval; + sprintf (ext_res, "%sstoreData.%s", gprefix, ext); + if (!(sval = res_get (zh->service->res, ext_res))) + { + sprintf (ext_res, "%sstoreData", gprefix); + sval = res_get (zh->service->res, ext_res); + } + if (sval) + rGroup->flagStoreData = atoi (sval); + } + if (rGroup->flagStoreData == -1) + rGroup->flagStoreData = 0; + + if (rGroup->flagStoreKeys == -1) + { + const char *sval; + + sprintf (ext_res, "%sstoreKeys.%s", gprefix, ext); + sval = res_get (zh->service->res, ext_res); + if (!sval) + { + sprintf (ext_res, "%sstoreKeys", gprefix); + sval = res_get (zh->service->res, ext_res); + } + if (!sval) + sval = res_get (zh->service->res, "storeKeys"); + if (sval) + rGroup->flagStoreKeys = atoi (sval); + } + if (rGroup->flagStoreKeys == -1) + rGroup->flagStoreKeys = 0; + + if (sysno && deleteFlag) + fd = -1; else - memcpy (&sysno, (char*) file_info+1, sizeof(sysno)); + { + if ((fd = open (fname, O_BINARY|O_RDONLY)) == -1) + { + logf (LOG_WARN|LOG_ERRNO, "open %s", fname); + return 0; + } + } + fi = file_read_start (fd); + do + { + file_begin (fi); + r = recordExtract (zh, 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; +} + + +int extract_rec_in_mem (ZebraHandle zh, const char *recordType, + const char *buf, size_t buf_size, + const char *databaseName, int delete_flag, + int test_mode, int *sysno, + int store_keys, int store_data, + const char *match_criteria) +{ + RecordAttr *recordAttr; + struct recExtractCtrl extractCtrl; + int i, r; + char *matchStr; + RecType recType; + char subType[1024]; + void *clientData; + const char *fname = ""; + Record rec; + long recordOffset = 0; + struct zebra_fetch_control fc; - if ((extractCtrl.fd = open (fname, O_RDONLY)) == -1) + 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; + + /* announce database */ + if (zebraExplain_curDatabase (zh->service->zei, databaseName)) + { + if (zebraExplain_newDatabase (zh->service->zei, databaseName, 0)) + return 0; + } + if (!(recType = + recType_byName (zh->service->recTypes, recordType, subType, + &clientData))) + { + logf (LOG_WARN, "No such record type: %s", recordType); + return 0; + } + + zh->keys.buf_used = 0; + zh->keys.prevAttrUse = -1; + zh->keys.prevAttrSet = -1; + zh->keys.prevSeqNo = 0; + zh->sortKeys = 0; + + extractCtrl.subType = subType; + extractCtrl.init = extract_init; + extractCtrl.tokenAdd = extract_token_add; + extractCtrl.schemaAdd = extract_schema_add; + extractCtrl.dh = zh->service->dh; + extractCtrl.handle = zh; + extractCtrl.zebra_maps = zh->service->zebra_maps; + extractCtrl.flagShowRecords = 0; + for (i = 0; i<256; i++) + { + if (zebra_maps_is_positioned(zh->service->zebra_maps, i)) + extractCtrl.seqno[i] = 1; + else + extractCtrl.seqno[i] = 0; + } + + r = (*recType->extract)(clientData, &extractCtrl); + + if (r == RECCTRL_EXTRACT_EOF) + return 0; + else if (r == RECCTRL_EXTRACT_ERROR) + { + /* error occured during extraction ... */ +#if 1 + yaz_log (LOG_WARN, "extract error"); +#else + if (rGroup->flagRw && + records_processed < rGroup->fileVerboseLimit) + { + logf (LOG_WARN, "fail %s %s %ld", rGroup->recordType, + fname, (long) recordOffset); + } +#endif + return 0; + } + if (zh->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 */ + + + if (! *sysno) + { + /* new record */ + if (delete_flag) + { + logf (LOG_LOG, "delete %s %s %ld", recordType, + fname, (long) recordOffset); + logf (LOG_WARN, "cannot delete record above (seems new)"); + return 1; + } + logf (LOG_LOG, "add %s %s %ld", recordType, fname, + (long) recordOffset); + rec = rec_new (zh->service->records); + + *sysno = rec->sysno; + + recordAttr = rec_init_attr (zh->service->zei, rec); + + if (matchStr) + { + dict_insert (zh->service->matchDict, matchStr, + sizeof(*sysno), sysno); + } + extract_flushRecordKeys (zh, *sysno, 1, &zh->keys); + extract_flushSortKeys (zh, *sysno, 1, &zh->sortKeys); + } + else + { + /* record already exists */ + struct recKeys delkeys; + + rec = rec_get (zh->service->records, *sysno); + assert (rec); + + recordAttr = rec_init_attr (zh->service->zei, rec); + + if (recordAttr->runNumber == + zebraExplain_runNumberIncrement (zh->service->zei, 0)) + { + logf (LOG_LOG, "skipped %s %s %ld", recordType, + fname, (long) recordOffset); + rec_rm (&rec); + return 1; + } + delkeys.buf_used = rec->size[recInfo_delKeys]; + delkeys.buf = rec->info[recInfo_delKeys]; + extract_flushSortKeys (zh, *sysno, 0, &zh->sortKeys); + extract_flushRecordKeys (zh, *sysno, 0, &delkeys); + if (delete_flag) + { + /* record going to be deleted */ + if (!delkeys.buf_used) + { + logf (LOG_LOG, "delete %s %s %ld", recordType, + fname, (long) recordOffset); + logf (LOG_WARN, "cannot delete file above, storeKeys false"); + } + else + { + logf (LOG_LOG, "delete %s %s %ld", recordType, + fname, (long) recordOffset); +#if 0 + if (matchStr) + dict_delete (matchDict, matchStr); +#endif + rec_del (zh->service->records, &rec); + } + rec_rm (&rec); + return 1; + } + else + { + /* record going to be updated */ + if (!delkeys.buf_used) + { + logf (LOG_LOG, "update %s %s %ld", recordType, + fname, (long) recordOffset); + logf (LOG_WARN, "cannot update file above, storeKeys false"); + } + else + { + logf (LOG_LOG, "update %s %s %ld", recordType, + fname, (long) recordOffset); + extract_flushRecordKeys (zh, *sysno, 1, &zh->keys); + } + } + } + /* 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->keys.buf_used > 0 && store_keys == 1) + { + rec->size[recInfo_delKeys] = zh->keys.buf_used; + rec->info[recInfo_delKeys] = zh->keys.buf; + zh->keys.buf = NULL; + zh->keys.buf_max = 0; + } + else + { + rec->info[recInfo_delKeys] = NULL; + rec->size[recInfo_delKeys] = 0; + } + + /* save file size of original record */ + zebraExplain_recordBytesIncrement (zh->service->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->service->zei, + recordAttr->recordSize); + + /* set run-number for this record */ + recordAttr->runNumber = + zebraExplain_runNumberIncrement (zh->service->zei, 0); + + /* update store data */ + xfree (rec->info[recInfo_storeData]); + if (store_data == 1) + { + rec->size[recInfo_storeData] = recordAttr->recordSize; + rec->info[recInfo_storeData] = (char *) + xmalloc (recordAttr->recordSize); +#if 1 + memcpy (rec->info[recInfo_storeData], buf, recordAttr->recordSize); +#else + if (lseek (fi->fd, recordOffset, SEEK_SET) < 0) + { + logf (LOG_ERRNO|LOG_FATAL, "seek to %ld in %s", + (long) 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); + } +#endif + } + 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 (databaseName, &rec->size[recInfo_databaseName]); + + /* update offset */ + recordAttr->recordOffset = recordOffset; + + /* commit this record */ + rec_put (zh->service->records, &rec); + + return 0; +} + +int explain_extract (void *handle, Record rec, data1_node *n) +{ + ZebraHandle zh = (ZebraHandle) handle; + struct recExtractCtrl extractCtrl; + int i; + + if (zebraExplain_curDatabase (zh->service->zei, + rec->info[recInfo_databaseName])) + { + abort(); + if (zebraExplain_newDatabase (zh->service->zei, + rec->info[recInfo_databaseName], 0)) + abort (); + } + + zh->keys.buf_used = 0; + zh->keys.prevAttrUse = -1; + zh->keys.prevAttrSet = -1; + zh->keys.prevSeqNo = 0; + zh->sortKeys = 0; + + extractCtrl.init = extract_init; + extractCtrl.tokenAdd = extract_token_add; + extractCtrl.schemaAdd = extract_schema_add; + extractCtrl.dh = zh->service->dh; + for (i = 0; i<256; i++) + extractCtrl.seqno[i] = 0; + extractCtrl.zebra_maps = zh->service->zebra_maps; + extractCtrl.flagShowRecords = 0; + extractCtrl.handle = handle; + + grs_extract_tree(&extractCtrl, n); + + logf (LOG_LOG, "flush explain record, sysno=%d", rec->sysno); + + if (rec->size[recInfo_delKeys]) + { + struct recKeys delkeys; + struct sortKey *sortKeys = 0; + + delkeys.buf_used = rec->size[recInfo_delKeys]; + delkeys.buf = rec->info[recInfo_delKeys]; + extract_flushSortKeys (zh, rec->sysno, 0, &sortKeys); + extract_flushRecordKeys (zh, rec->sysno, 0, &delkeys); + } + extract_flushRecordKeys (zh, rec->sysno, 1, &zh->keys); + extract_flushSortKeys (zh, rec->sysno, 1, &zh->sortKeys); + + xfree (rec->info[recInfo_delKeys]); + rec->size[recInfo_delKeys] = zh->keys.buf_used; + rec->info[recInfo_delKeys] = zh->keys.buf; + zh->keys.buf = NULL; + zh->keys.buf_max = 0; + return 0; +} + +void extract_flushRecordKeys (ZebraHandle zh, 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; + ZebraExplainInfo zei = zh->service->zei; + + if (!zh->key_buf) + { + int mem = 8*1024*1024; + zh->key_buf = (char**) xmalloc (mem); + zh->ptr_top = mem/sizeof(char*); + zh->ptr_i = 0; + zh->key_buf_used = 0; + zh->key_file_no = 0; + } + zebraExplain_recordCountIncrement (zei, cmd ? 1 : -1); + while (off < reckeys->buf_used) { - logf (LOG_WARN|LOG_ERRNO, "open %s", fname); + const char *src = reckeys->buf + off; + struct it_key key; + 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 + if (zh->key_buf_used + 1024 > (zh->ptr_top-zh->ptr_i)*sizeof(char*)) + extract_flushWriteKeys (zh); + ++(zh->ptr_i); + (zh->key_buf)[zh->ptr_top - zh->ptr_i] = + (char*)zh->key_buf + zh->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->key_buf_used += + key_SU_encode (ch,((char*)zh->key_buf) + zh->key_buf_used); + + while (*src) + ((char*)zh->key_buf) [(zh->key_buf_used)++] = *src++; + src++; + ((char*)(zh->key_buf))[(zh->key_buf_used)++] = '\0'; + ((char*)(zh->key_buf))[(zh->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->key_buf + zh->key_buf_used, &key, sizeof(key)); + (zh->key_buf_used) += sizeof(key); + off = src - reckeys->buf; + } + assert (off == reckeys->buf_used); +} + +void extract_flushWriteKeys (ZebraHandle zh) +{ + FILE *outf; + char out_fname[200]; + char *prevcp, *cp; + struct encode_info encode_info; + int ptr_i = zh->ptr_i; +#if SORT_EXTRA + int i; +#endif + if (!zh->key_buf || ptr_i <= 0) return; + + (zh->key_file_no)++; + logf (LOG_LOG, "sorting section %d", (zh->key_file_no)); +#if !SORT_EXTRA + qsort (zh->key_buf + zh->ptr_top - ptr_i, ptr_i, sizeof(char*), + key_qsort_compare); + extract_get_fname_tmp (zh, out_fname, zh->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", zh->key_file_no); + prevcp = cp = (zh->key_buf)[zh->ptr_top - ptr_i]; + + encode_key_init (&encode_info); + encode_key_write (cp, &encode_info, outf); + + while (--ptr_i > 0) + { + cp = (zh->key_buf)[zh->ptr_top - ptr_i]; + if (strcmp (cp, prevcp)) + { + 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); + extract_get_fname_tmp (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", zh->key_file_no); + zh->ptr_i = 0; + zh->key_buf_used = 0; +} + +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->seqnos[p->reg_type]; + ZebraHandle zh = p->extractCtrl->handle; + ZebraExplainInfo zei = zh->service->zei; + struct recKeys *keys = &zh->keys; + + if (keys->buf_used+1024 > keys->buf_max) + { + char *b; + + 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; } - extractCtrl.subType = ""; - extractCtrl.init = wordInit; - extractCtrl.add = wordAdd; -#if FILE_READ_BUF - file_read_start (extractCtrl.fd); + dst = keys->buf + keys->buf_used; + + 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 - extractCtrl.readf = file_read; - key_sysno = sysno; - key_cmd = cmd; - r = (*rt->extract)(&extractCtrl); -#if FILE_READ_BUF - file_read_stop (extractCtrl.fd); + keys->prevSeqNo = *pseqno; + + *dst++ = lead; + +#if SU_SCHEME + if ((lead & 3) < 3) + { + int ch = zebraExplain_lookupSU (zei, attrSet, attrUse); + if (ch < 0) + { + ch = zebraExplain_addSU (zei, attrSet, attrUse); + yaz_log (LOG_LOG, "addSU set=%d use=%d SU=%d", + attrSet, attrUse, ch); + } + 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 - close (extractCtrl.fd); - if (r) - logf (LOG_WARN, "Couldn't extract file %s, code %d", fname, r); + *dst++ = p->reg_type; + memcpy (dst, string, length); + dst += length; + *dst++ = '\0'; + + if (!diff) + { + memcpy (dst, pseqno, sizeof(*pseqno)); + dst += sizeof(*pseqno); + } + keys->buf_used = dst - keys->buf; + if (*pseqno) + (*pseqno)++; +} + +static void extract_add_sort_string (RecWord *p, const char *string, + int length) +{ + struct sortKey *sk; + ZebraHandle zh = p->extractCtrl->handle; + struct sortKey *sortKeys = zh->sortKeys; + + for (sk = sortKeys; sk; sk = sk->next) + if (sk->attrSet == p->attrSet && sk->attrUse == p->attrUse) + return; + + sk = (struct sortKey *) xmalloc (sizeof(*sk)); + sk->next = sortKeys; + sortKeys = sk; + + sk->string = (char *) xmalloc (length); + sk->length = length; + memcpy (sk->string, string, length); + + sk->attrSet = p->attrSet; + sk->attrUse = p->attrUse; } + +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; + + /* 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; + + 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->seqnos[p->reg_type])++; /* to separate this from next one */ +} + +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; + + if (remain > 0) + map = zebra_maps_input (p->zebra_maps, p->reg_type, &b, remain); + + while (remain > 0 && i < IT_MAX_WORD) + { + 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; + + if (i && i < IT_MAX_WORD) + buf[i++] = *CHR_SPACE; + while (map && *map && **map != *CHR_SPACE) + { + const char *cp = *map; + + 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); +} + +void extract_token_add (RecWord *p) +{ + WRBUF wrbuf; + if ((wrbuf = zebra_replace(p->zebra_maps, p->reg_type, 0, + p->string, p->length))) + { + 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 + extract_add_incomplete_field(p); +} + +void extract_schema_add (struct recExtractCtrl *p, Odr_oid *oid) +{ + ZebraHandle zh = (ZebraHandle) (p->handle); + zebraExplain_addSchema (zh->service->zei, oid); +} + +void extract_flushSortKeys (ZebraHandle zh, SYSNO sysno, + int cmd, struct sortKey **skp) +{ + struct sortKey *sk = *skp; + SortIdx sortIdx = zh->service->sortIdx; + + sortIdx_sysno (sortIdx, sysno); + while (sk) + { + struct sortKey *sk_next = sk->next; + sortIdx_type (sortIdx, sk->attrUse); + sortIdx_add (sortIdx, sk->string, sk->length); + xfree (sk->string); + xfree (sk); + sk = sk_next; + } + *skp = 0; +} + +void encode_key_init (struct encode_info *i) +{ + i->sysno = 0; + i->seqno = 0; + i->cmd = -1; +} + +char *encode_key_int (int d, char *bp) +{ + 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; +} + +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) + { + i->sysno = key.sysno; + i->seqno = 0; + } + 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) + { + logf (LOG_FATAL|LOG_ERRNO, "fwrite"); + exit (1); + } +} +