-/* $Id: retrieve.c,v 1.42 2006-06-07 10:14:41 adam Exp $
+/* $Id: retrieve.c,v 1.46 2006-11-09 14:39:24 adam Exp $
Copyright (C) 1995-2006
Index Data ApS
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.
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
*/
#include <stdio.h>
#endif
#include "index.h"
+#include <yaz/diagbib1.h>
#include <direntz.h>
-int zebra_record_ext_read (void *fh, char *buf, size_t count)
-{
- struct zebra_fetch_control *fc = (struct zebra_fetch_control *) fh;
- return read (fc->fd, buf, count);
-}
-
-off_t zebra_record_ext_seek (void *fh, off_t offset)
-{
- struct zebra_fetch_control *fc = (struct zebra_fetch_control *) fh;
- return lseek (fc->fd, offset + fc->record_offset, SEEK_SET);
-}
-
-off_t zebra_record_ext_tell (void *fh)
-{
- struct zebra_fetch_control *fc = (struct zebra_fetch_control *) fh;
- return lseek (fc->fd, 0, SEEK_CUR) - fc->record_offset;
-}
-
-off_t zebra_record_int_seek (void *fh, off_t offset)
-{
- struct zebra_fetch_control *fc = (struct zebra_fetch_control *) fh;
- return (off_t) (fc->record_int_pos = offset);
-}
-
-off_t zebra_record_int_tell (void *fh)
-{
- struct zebra_fetch_control *fc = (struct zebra_fetch_control *) fh;
- return (off_t) fc->record_int_pos;
-}
-
-int zebra_record_int_read (void *fh, char *buf, size_t count)
+int zebra_storedata_fetch(ZebraHandle zh, SYSNO sysno, ODR odr,
+ Record rec,
+ const char *element_set,
+ oid_value input_format,
+ oid_value *output_format,
+ char **rec_bufp, int *rec_lenp)
{
- struct zebra_fetch_control *fc = (struct zebra_fetch_control *) fh;
- int l = fc->record_int_len - fc->record_int_pos;
- if (l <= 0)
- return 0;
- l = (l < (int) count) ? l : (int) count;
- memcpy (buf, fc->record_int_buf + fc->record_int_pos, l);
- fc->record_int_pos += l;
- return l;
-}
-
-void zebra_record_int_end (void *fh, off_t off)
-{
- struct zebra_fetch_control *fc = (struct zebra_fetch_control *) fh;
- fc->offset_end = off;
+ WRBUF wrbuf = wrbuf_alloc();
+ zebra_rec_keys_t keys = zebra_rec_keys_open();
+ zebra_rec_keys_set_buf(keys,
+ rec->info[recInfo_delKeys],
+ rec->size[recInfo_delKeys],
+ 0);
+ if (zebra_rec_keys_rewind(keys))
+ {
+ size_t slen;
+ const char *str;
+ struct it_key key_in;
+ while(zebra_rec_keys_read(keys, &str, &slen, &key_in))
+ {
+ int i;
+ int ord = CAST_ZINT_TO_INT(key_in.mem[0]);
+ int index_type;
+ const char *db = 0;
+ const char *string_index = 0;
+ char dst_buf[IT_MAX_WORD];
+
+ zebraExplain_lookup_ord(zh->reg->zei, ord, &index_type, &db,
+ &string_index);
+
+ if (string_index)
+ wrbuf_printf(wrbuf, "%s", string_index);
+
+ zebra_term_untrans(zh, index_type, dst_buf, str);
+ wrbuf_printf(wrbuf, " %s", dst_buf);
+
+ for (i = 1; i < key_in.len; i++)
+ wrbuf_printf(wrbuf, " " ZINT_FORMAT, key_in.mem[i]);
+ wrbuf_printf(wrbuf, "\n");
+
+ }
+ }
+ *output_format = VAL_SUTRS;
+ *rec_lenp = wrbuf_len(wrbuf);
+ *rec_bufp = odr_malloc(odr, *rec_lenp);
+ memcpy(*rec_bufp, wrbuf_buf(wrbuf), *rec_lenp);
+ wrbuf_free(wrbuf, 1);
+ zebra_rec_keys_close(keys);
+ return 0;
}
-
-int zebra_record_fetch (ZebraHandle zh, SYSNO sysno, int score,
- zebra_snippets *hit_snippet, ODR stream,
- oid_value input_format, Z_RecordComposition *comp,
- oid_value *output_format, char **rec_bufp,
- int *rec_lenp, char **basenamep,
- char **addinfo)
+
+int zebra_record_fetch(ZebraHandle zh, SYSNO sysno, int score,
+ zebra_snippets *hit_snippet, ODR odr,
+ oid_value input_format, Z_RecordComposition *comp,
+ oid_value *output_format,
+ char **rec_bufp, int *rec_lenp, char **basenamep,
+ char **addinfo)
{
Record rec;
char *fname, *file_type, *basename;
- RecType rt;
- struct recRetrieveCtrl retrieveCtrl;
- struct zebra_fetch_control fc;
+ struct ZebraRecStream stream;
RecordAttr *recordAttr;
void *clientData;
int raw_mode = 0;
+ int return_code = 0;
*basenamep = 0;
*addinfo = 0;
sprintf(rec_str, ZINT_FORMAT, sysno);
*output_format = VAL_SUTRS;
*rec_lenp = strlen(rec_str);
- *rec_bufp = odr_strdup(stream, rec_str);
+ *rec_bufp = odr_strdup(odr, rec_str);
return 0;
}
rec = rec_get (zh->reg->records, sysno);
{
yaz_log (YLOG_DEBUG, "rec_get fail on sysno=" ZINT_FORMAT, sysno);
*basenamep = 0;
- return 14;
+ return YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
}
recordAttr = rec_init_attr (zh->reg->zei, rec);
file_type = rec->info[recInfo_fileType];
fname = rec->info[recInfo_filename];
basename = rec->info[recInfo_databaseName];
- *basenamep = (char *) odr_malloc (stream, strlen(basename)+1);
+ *basenamep = (char *) odr_malloc (odr, strlen(basename)+1);
strcpy (*basenamep, basename);
- if (comp && comp->which == Z_RecordComp_simple &&
- comp->u.simple->which == Z_ElementSetNames_generic &&
- !strcmp (comp->u.simple->u.generic, "_storekeys_"))
+ if (comp && comp->which == Z_RecordComp_simple
+ && comp->u.simple->which == Z_ElementSetNames_generic
+ && strncmp(comp->u.simple->u.generic, "zebra:", 6) == 0)
{
- WRBUF wrbuf = wrbuf_alloc();
- zebra_rec_keys_t keys = zebra_rec_keys_open();
- zebra_rec_keys_set_buf(keys,
- rec->info[recInfo_delKeys],
- rec->size[recInfo_delKeys],
- 0);
- if (zebra_rec_keys_rewind(keys))
- {
- size_t slen;
- const char *str;
- struct it_key key_in;
- while(zebra_rec_keys_read(keys, &str, &slen, &key_in))
- {
- int i;
- int ord = CAST_ZINT_TO_INT(key_in.mem[0]);
- int index_type;
- const char *db = 0;
- int set = 0;
- int use = 0;
- const char *string_index = 0;
- char dst_buf[IT_MAX_WORD];
-
- zebraExplain_lookup_ord(zh->reg->zei, ord, &index_type, &db,
- &string_index);
+ int r = zebra_storedata_fetch(zh, sysno, odr, rec,
+ comp->u.simple->u.generic,
+ input_format, output_format,
+ rec_bufp, rec_lenp);
- if (string_index)
- wrbuf_printf(wrbuf, "%s", string_index);
- else
- wrbuf_printf(wrbuf, "set=%d,use=%d", set, use);
-
- zebra_term_untrans(zh, index_type, dst_buf, str);
- wrbuf_printf(wrbuf, " %s", dst_buf);
-
- for (i = 1; i < key_in.len; i++)
- wrbuf_printf(wrbuf, " " ZINT_FORMAT, key_in.mem[i]);
- wrbuf_printf(wrbuf, "\n");
-
- }
- }
- *output_format = VAL_SUTRS;
- *rec_lenp = wrbuf_len(wrbuf);
- *rec_bufp = odr_malloc(stream, *rec_lenp);
- memcpy(*rec_bufp, wrbuf_buf(wrbuf), *rec_lenp);
- wrbuf_free(wrbuf, 1);
- zebra_rec_keys_close(keys);
- return 0;
+ rec_free(&rec);
+ return r;
}
+
if (comp && comp->which == Z_RecordComp_simple &&
comp->u.simple->which == Z_ElementSetNames_generic &&
!strcmp (comp->u.simple->u.generic, "R"))
{
raw_mode = 1;
}
- if (!(rt = recType_byName (zh->reg->recTypes, zh->res,
- file_type, &clientData)))
- {
- yaz_log (YLOG_WARN, "Retrieve: Cannot handle type %s", file_type);
- return 14;
- }
- yaz_log (YLOG_DEBUG, "retrieve localno=" ZINT_FORMAT " score=%d", sysno,score);
- retrieveCtrl.fh = &fc;
- fc.fd = -1;
- retrieveCtrl.fname = fname;
+ yaz_log (YLOG_DEBUG, "retrieve localno=" ZINT_FORMAT " score=%d",
+ sysno, score);
if (rec->size[recInfo_storeData] > 0)
{
- retrieveCtrl.readf = zebra_record_int_read;
- retrieveCtrl.seekf = zebra_record_int_seek;
- retrieveCtrl.tellf = zebra_record_int_tell;
- fc.record_int_len = rec->size[recInfo_storeData];
- fc.record_int_buf = rec->info[recInfo_storeData];
- fc.record_int_pos = 0;
- yaz_log (YLOG_DEBUG, "Internal retrieve. %d bytes", fc.record_int_len);
- if (raw_mode)
- {
- *output_format = VAL_SUTRS;
- *rec_lenp = rec->size[recInfo_storeData];
- *rec_bufp = (char *) odr_malloc(stream, *rec_lenp);
- memcpy(*rec_bufp, rec->info[recInfo_storeData], *rec_lenp);
- rec_rm (&rec);
- return 0;
- }
+ zebra_create_stream_mem(&stream, rec->info[recInfo_storeData],
+ rec->size[recInfo_storeData]);
}
else
{
char full_rep[1024];
+ int fd;
if (zh->path_reg && !yaz_is_abspath (fname))
{
else
strcpy (full_rep, fname);
- if ((fc.fd = open (full_rep, O_BINARY|O_RDONLY)) == -1)
+ if ((fd = open (full_rep, O_BINARY|O_RDONLY)) == -1)
{
yaz_log (YLOG_WARN|YLOG_ERRNO, "Retrieve fail; missing file: %s",
full_rep);
- rec_rm (&rec);
+ rec_free(&rec);
return 14;
}
- fc.record_offset = recordAttr->recordOffset;
-
- retrieveCtrl.readf = zebra_record_ext_read;
- retrieveCtrl.seekf = zebra_record_ext_seek;
- retrieveCtrl.tellf = zebra_record_ext_tell;
+ zebra_create_stream_fd(&stream, fd, recordAttr->recordOffset);
+ }
- zebra_record_ext_seek (retrieveCtrl.fh, 0);
- if (raw_mode)
- {
- *output_format = VAL_SUTRS;
- *rec_lenp = recordAttr->recordSize;
- *rec_bufp = (char *) odr_malloc(stream, *rec_lenp);
- zebra_record_ext_read(&fc, *rec_bufp, *rec_lenp);
- rec_rm (&rec);
- close (fc.fd);
- return 0;
- }
+ if (raw_mode)
+ {
+ *output_format = VAL_SUTRS;
+ *rec_lenp = recordAttr->recordSize;
+ *rec_bufp = (char *) odr_malloc(odr, *rec_lenp);
+ stream.readf(&stream, *rec_bufp, *rec_lenp);
}
- retrieveCtrl.localno = sysno;
- retrieveCtrl.staticrank = recordAttr->staticrank;
- retrieveCtrl.score = score;
- retrieveCtrl.recordSize = recordAttr->recordSize;
- retrieveCtrl.odr = stream;
- retrieveCtrl.input_format = retrieveCtrl.output_format = input_format;
- retrieveCtrl.comp = comp;
- retrieveCtrl.encoding = zh->record_encoding;
- retrieveCtrl.diagnostic = 0;
- retrieveCtrl.addinfo = 0;
- retrieveCtrl.dh = zh->reg->dh;
- retrieveCtrl.res = zh->res;
- retrieveCtrl.rec_buf = 0;
- retrieveCtrl.rec_len = -1;
- retrieveCtrl.hit_snippet = hit_snippet;
- retrieveCtrl.doc_snippet = zebra_snippets_create();
-
- if (1)
+ else
{
/* snippets code */
zebra_snippets *snippet;
-
zebra_rec_keys_t reckeys = zebra_rec_keys_open();
-
+ RecType rt;
+ struct recRetrieveCtrl retrieveCtrl;
+
+ retrieveCtrl.stream = &stream;
+ retrieveCtrl.fname = fname;
+ retrieveCtrl.localno = sysno;
+ retrieveCtrl.staticrank = recordAttr->staticrank;
+ retrieveCtrl.score = score;
+ retrieveCtrl.recordSize = recordAttr->recordSize;
+ retrieveCtrl.odr = odr;
+ retrieveCtrl.input_format = retrieveCtrl.output_format = input_format;
+ retrieveCtrl.comp = comp;
+ retrieveCtrl.encoding = zh->record_encoding;
+ retrieveCtrl.diagnostic = 0;
+ retrieveCtrl.addinfo = 0;
+ retrieveCtrl.dh = zh->reg->dh;
+ retrieveCtrl.res = zh->res;
+ retrieveCtrl.rec_buf = 0;
+ retrieveCtrl.rec_len = -1;
+ retrieveCtrl.hit_snippet = hit_snippet;
+ retrieveCtrl.doc_snippet = zebra_snippets_create();
+
zebra_rec_keys_set_buf(reckeys,
rec->info[recInfo_delKeys],
rec->size[recInfo_delKeys],
0);
- zebra_snippets_rec_keys(zh, reckeys, retrieveCtrl.doc_snippet);
+ zebra_rec_keys_to_snippets(zh, reckeys, retrieveCtrl.doc_snippet);
zebra_rec_keys_close(reckeys);
-
#if 0
/* for debugging purposes */
yaz_log(YLOG_LOG, "DOC SNIPPET:");
yaz_log(YLOG_LOG, "WINDOW SNIPPET:");
zebra_snippets_log(snippet, YLOG_LOG);
#endif
- (*rt->retrieve)(clientData, &retrieveCtrl);
+ if (!(rt = recType_byName (zh->reg->recTypes, zh->res,
+ file_type, &clientData)))
+ {
+ return_code = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
+ }
+ else
+ {
+ (*rt->retrieve)(clientData, &retrieveCtrl);
+ return_code = retrieveCtrl.diagnostic;
+
+ *output_format = retrieveCtrl.output_format;
+ *rec_bufp = (char *) retrieveCtrl.rec_buf;
+ *rec_lenp = retrieveCtrl.rec_len;
+ *addinfo = retrieveCtrl.addinfo;
+ }
zebra_snippets_destroy(snippet);
+ zebra_snippets_destroy(retrieveCtrl.doc_snippet);
}
- else
- {
- (*rt->retrieve)(clientData, &retrieveCtrl);
- }
+ stream.destroy(&stream);
+ rec_free(&rec);
- zebra_snippets_destroy(retrieveCtrl.doc_snippet);
-
- *output_format = retrieveCtrl.output_format;
- *rec_bufp = (char *) retrieveCtrl.rec_buf;
- *rec_lenp = retrieveCtrl.rec_len;
- if (fc.fd != -1)
- close (fc.fd);
- rec_rm (&rec);
-
- *addinfo = retrieveCtrl.addinfo;
- return retrieveCtrl.diagnostic;
+ return return_code;
}
+
/*
* Local variables:
* c-basic-offset: 4