X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=index%2Fretrieve.c;h=8957c3cd1f05bc00c2401ac25acc9fa11940f598;hb=f687a80fbc9827c82db4d162630f7010d754b583;hp=f6835305fdcc330a31424f5240e14e5ff940ee22;hpb=89d3a004b7c651fd5673abfc192e1472dc4d4197;p=idzebra-moved-to-github.git diff --git a/index/retrieve.c b/index/retrieve.c index f683530..8957c3c 100644 --- a/index/retrieve.c +++ b/index/retrieve.c @@ -1,4 +1,4 @@ -/* $Id: retrieve.c,v 1.63 2007-01-15 15:10:17 adam Exp $ +/* $Id: retrieve.c,v 1.72 2007-08-21 13:27:04 adam Exp $ Copyright (C) 1995-2007 Index Data ApS @@ -34,15 +34,16 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA #include "index.h" #include +#include #include - +#include #define ZEBRA_XML_HEADER_STR "reg->zei, *rec); if ((*rec)->size[recInfo_storeData] > 0) @@ -65,7 +66,7 @@ static int zebra_create_record_stream(ZebraHandle zh, yaz_log (YLOG_WARN|YLOG_ERRNO, "Retrieve fail; missing file: %s", full_rep); rec_free(rec); - return 14; + return YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS; } zebra_create_stream_fd(stream, fd, recordAttr->recordOffset); } @@ -121,8 +122,8 @@ static int parse_zebra_elem(const char *elem, int zebra_special_sort_fetch(ZebraHandle zh, zint sysno, ODR odr, const char *elemsetname, - oid_value input_format, - oid_value *output_format, + const Odr_oid *input_format, + const Odr_oid **output_format, char **rec_bufp, int *rec_lenp) { const char *retrieval_index; @@ -133,11 +134,12 @@ int zebra_special_sort_fetch(ZebraHandle zh, zint sysno, ODR odr, int ord; /* only accept XML and SUTRS requests */ - if (input_format != VAL_TEXT_XML && input_format != VAL_SUTRS) + if (oid_oidcmp(input_format, yaz_oid_recsyn_xml) + && oid_oidcmp(input_format, yaz_oid_recsyn_sutrs)) { yaz_log(YLOG_WARN, "unsupported format for element set zebra::%s", elemsetname); - *output_format = VAL_NONE; + *output_format = 0; return YAZ_BIB1_NO_SYNTAXES_AVAILABLE_FOR_THIS_REQUEST; } @@ -183,9 +185,9 @@ int zebra_special_sort_fetch(ZebraHandle zh, zint sysno, ODR odr, zebra_term_untrans(zh, index_type, dst_buf, str); - if (input_format == VAL_TEXT_XML) + if (!oid_oidcmp(input_format, yaz_oid_recsyn_xml)) { - *output_format = VAL_TEXT_XML; + *output_format = yaz_oid_recsyn_xml; wrbuf_printf(wrbuf, ZEBRA_XML_HEADER_STR " sysno=\"" ZINT_FORMAT "\"" " set=\"zebra::index%s/\">\n", @@ -198,9 +200,9 @@ int zebra_special_sort_fetch(ZebraHandle zh, zint sysno, ODR odr, wrbuf_printf(wrbuf, "\n"); wrbuf_printf(wrbuf, "\n"); } - else if (input_format == VAL_SUTRS) + else if (!oid_oidcmp(input_format, yaz_oid_recsyn_sutrs)) { - *output_format = VAL_SUTRS; + *output_format = yaz_oid_recsyn_sutrs; wrbuf_printf(wrbuf, "%s %c %s\n", string_index, index_type, dst_buf); @@ -208,7 +210,7 @@ int zebra_special_sort_fetch(ZebraHandle zh, zint sysno, ODR odr, *rec_lenp = wrbuf_len(wrbuf); *rec_bufp = odr_malloc(odr, *rec_lenp); memcpy(*rec_bufp, wrbuf_buf(wrbuf), *rec_lenp); - wrbuf_free(wrbuf, 1); + wrbuf_destroy(wrbuf); return 0; } } @@ -216,26 +218,27 @@ int zebra_special_sort_fetch(ZebraHandle zh, zint sysno, ODR odr, int zebra_special_index_fetch(ZebraHandle zh, zint sysno, ODR odr, Record rec, const char *elemsetname, - oid_value input_format, - oid_value *output_format, + const Odr_oid *input_format, + const Odr_oid **output_format, char **rec_bufp, int *rec_lenp) { const char *retrieval_index; size_t retrieval_index_len; const char *retrieval_type; size_t retrieval_type_len; - WRBUF wrbuf = 0; zebra_rec_keys_t keys; + int ret_code = 0; /* set output variables before processing possible error states */ /* *rec_lenp = 0; */ /* only accept XML and SUTRS requests */ - if (input_format != VAL_TEXT_XML && input_format != VAL_SUTRS) + if (oid_oidcmp(input_format, yaz_oid_recsyn_xml) + && oid_oidcmp(input_format, yaz_oid_recsyn_sutrs)) { yaz_log(YLOG_WARN, "unsupported format for element set zebra::%s", elemsetname); - *output_format = VAL_NONE; + *output_format = 0; return YAZ_BIB1_NO_SYNTAXES_AVAILABLE_FOR_THIS_REQUEST; } @@ -271,22 +274,27 @@ int zebra_special_index_fetch(ZebraHandle zh, zint sysno, ODR odr, zebra_rec_keys_set_buf(keys, rec->info[recInfo_delKeys], rec->size[recInfo_delKeys], 0); - wrbuf = wrbuf_alloc(); - if (zebra_rec_keys_rewind(keys)){ + if (!zebra_rec_keys_rewind(keys)) + { + ret_code = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS; + } + else + { size_t slen; const char *str; struct it_key key_in; - - if (input_format == VAL_TEXT_XML) + WRBUF wrbuf = wrbuf_alloc(); + + if (!oid_oidcmp(input_format, yaz_oid_recsyn_xml)) { - *output_format = VAL_TEXT_XML; + *output_format = input_format; wrbuf_printf(wrbuf, ZEBRA_XML_HEADER_STR " sysno=\"" ZINT_FORMAT "\"" " set=\"zebra::index%s/\">\n", sysno, elemsetname); } - else if (input_format == VAL_SUTRS) - *output_format = VAL_SUTRS; + else if (!oid_oidcmp(input_format, yaz_oid_recsyn_sutrs)) + *output_format = input_format; while (zebra_rec_keys_read(keys, &str, &slen, &key_in)) { @@ -317,7 +325,8 @@ int zebra_special_index_fetch(ZebraHandle zh, zint sysno, ODR odr, zebra_term_untrans(zh, index_type, dst_buf, str); if (strlen(dst_buf)) { - if (input_format == VAL_TEXT_XML){ + if (!oid_oidcmp(input_format, yaz_oid_recsyn_xml)) + { wrbuf_printf(wrbuf, " \n"); } - else if (input_format == VAL_SUTRS){ + else + { wrbuf_printf(wrbuf, "%s ", string_index); wrbuf_printf(wrbuf, "%c", index_type); @@ -337,8 +347,8 @@ int zebra_special_index_fetch(ZebraHandle zh, zint sysno, ODR odr, for (i = 1; i < key_in.len; i++) wrbuf_printf(wrbuf, " " ZINT_FORMAT, key_in.mem[i]); - - /* zebra_term_untrans(zh, index_type, dst_buf, str); */ + + /* zebra_term_untrans(zh, index_type, dst_buf, str); */ wrbuf_printf(wrbuf, " %s", dst_buf); wrbuf_printf(wrbuf, "\n"); @@ -348,15 +358,15 @@ int zebra_special_index_fetch(ZebraHandle zh, zint sysno, ODR odr, } } } - if (input_format == VAL_TEXT_XML) + if (!oid_oidcmp(input_format, yaz_oid_recsyn_xml)) wrbuf_printf(wrbuf, "\n"); + *rec_lenp = wrbuf_len(wrbuf); + *rec_bufp = odr_malloc(odr, *rec_lenp); + memcpy(*rec_bufp, wrbuf_buf(wrbuf), *rec_lenp); + wrbuf_destroy(wrbuf); } - *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; + return ret_code; } @@ -390,11 +400,142 @@ static void retrieve_puts_int(WRBUF wrbuf, const char *name, wrbuf_printf(wrbuf, "%s %i\n", name, value); } -int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, - const char *elemsetname, - oid_value input_format, - oid_value *output_format, - char **rec_bufp, int *rec_lenp) + +static void snippet_xml_record(ZebraHandle zh, WRBUF wrbuf, zebra_snippets *doc) +{ + const zebra_snippet_word *doc_w; + int mark_state = 0; + + wrbuf_printf(wrbuf, "%s>\n", ZEBRA_XML_HEADER_STR); + for (doc_w = zebra_snippets_constlist(doc); doc_w; doc_w = doc_w->next) + { + if (doc_w->mark) + { + int index_type; + const char *db = 0; + const char *string_index = 0; + + zebraExplain_lookup_ord(zh->reg->zei, doc_w->ord, + &index_type, &db, &string_index); + + if (mark_state == 0) + { + wrbuf_printf(wrbuf, " ", index_type); + } + if (doc_w->match) + wrbuf_puts(wrbuf, ""); + /* not printing leading ws */ + if (mark_state || !doc_w->ws || doc_w->match) + wrbuf_xmlputs(wrbuf, doc_w->term); + if (doc_w->match) + wrbuf_puts(wrbuf, ""); + } + else if (mark_state == 1) + { + wrbuf_puts(wrbuf, "\n"); + } + mark_state = doc_w->mark; + } + if (mark_state == 1) + { + wrbuf_puts(wrbuf, "\n"); + } + wrbuf_printf(wrbuf, ""); +} + +int zebra_get_rec_snippets(ZebraHandle zh, zint sysno, + zebra_snippets *snippets) +{ + int return_code = 0; + Record rec = rec_get(zh->reg->records, sysno); + if (!rec) + { + yaz_log(YLOG_WARN, "rec_get fail on sysno=" ZINT_FORMAT, sysno); + return_code = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS; + } + else + { + const char *file_type = rec->info[recInfo_fileType]; + void *recTypeClientData; + RecType rt = recType_byName(zh->reg->recTypes, zh->res, + file_type, &recTypeClientData); + + if (!rt) + return_code = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS; + else + { + struct ZebraRecStream stream; + return_code = zebra_create_record_stream(zh, &rec, &stream); + if (return_code == 0) + { + extract_snippet(zh, snippets, &stream, + rt, recTypeClientData); + + stream.destroy(&stream); + } + } + rec_free(&rec); + } + return return_code; +} + +int zebra_special_snippet_fetch(ZebraHandle zh, const char *setname, + zint sysno, ODR odr, + const char *elemsetname, + const Odr_oid *input_format, + const Odr_oid **output_format, + char **rec_bufp, int *rec_lenp) +{ + zebra_snippets *rec_snippets = zebra_snippets_create(); + int return_code = zebra_get_rec_snippets(zh, sysno, rec_snippets); + + if (!return_code) + { + WRBUF wrbuf = wrbuf_alloc(); + zebra_snippets *hit_snippet = zebra_snippets_create(); + + zebra_snippets_hit_vector(zh, setname, sysno, hit_snippet); + +#if 0 + /* for debugging purposes */ + yaz_log(YLOG_LOG, "---------------------------"); + yaz_log(YLOG_LOG, "REC SNIPPET:"); + zebra_snippets_log(rec_snippet, YLOG_LOG, 1); + yaz_log(YLOG_LOG, "---------------------------"); + yaz_log(YLOG_LOG, "HIT SNIPPET:"); + zebra_snippets_log(hit_snippet, YLOG_LOG, 1); +#endif + + zebra_snippets_ring(rec_snippets, hit_snippet, 5, 5); + +#if 0 + yaz_log(YLOG_LOG, "---------------------------"); + yaz_log(YLOG_LOG, "RING SNIPPET:"); + zebra_snippets_log(rec_snippets, YLOG_LOG, 1); +#endif + snippet_xml_record(zh, wrbuf, rec_snippets); + + *output_format = yaz_oid_recsyn_xml; + + if (return_code == 0) + { + *rec_lenp = wrbuf_len(wrbuf); + *rec_bufp = odr_strdup(odr, wrbuf_cstr(wrbuf)); + } + wrbuf_destroy(wrbuf); + zebra_snippets_destroy(hit_snippet); + } + zebra_snippets_destroy(rec_snippets); + return return_code; +} + +int zebra_special_fetch(ZebraHandle zh, const char *setname, + zint sysno, int score, ODR odr, + const char *elemsetname, + const Odr_oid *input_format, + const Odr_oid **output_format, + char **rec_bufp, int *rec_lenp) { Record rec; @@ -402,30 +543,37 @@ int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, /* *rec_lenp = 0; */ + if (elemsetname && 0 == strcmp(elemsetname, "snippet")) + { + return zebra_special_snippet_fetch(zh, setname, sysno, odr, + elemsetname + 7, + input_format, output_format, + rec_bufp, rec_lenp); + } /* processing zebra::meta::sysno elemset without fetching binary data */ if (elemsetname && 0 == strcmp(elemsetname, "meta::sysno")) { int ret = 0; WRBUF wrbuf = wrbuf_alloc(); - if (input_format == VAL_SUTRS) + if (!oid_oidcmp(input_format, yaz_oid_recsyn_sutrs)) { wrbuf_printf(wrbuf, ZINT_FORMAT, sysno); - *output_format = VAL_SUTRS; + *output_format = input_format; } - else if (input_format == VAL_TEXT_XML) + else if (!oid_oidcmp(input_format, yaz_oid_recsyn_xml)) { wrbuf_printf(wrbuf, ZEBRA_XML_HEADER_STR " sysno=\"" ZINT_FORMAT "\"/>\n", sysno); - *output_format = VAL_TEXT_XML; + *output_format = input_format; } *rec_lenp = wrbuf_len(wrbuf); if (*rec_lenp) - *rec_bufp = odr_strdup(odr, wrbuf_buf(wrbuf)); + *rec_bufp = odr_strdup(odr, wrbuf_cstr(wrbuf)); else ret = YAZ_BIB1_NO_SYNTAXES_AVAILABLE_FOR_THIS_REQUEST; - wrbuf_free(wrbuf, 1); + wrbuf_destroy(wrbuf); return ret; } @@ -466,7 +614,8 @@ int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, } /* only accept XML and SUTRS requests from now */ - if (input_format != VAL_TEXT_XML && input_format != VAL_SUTRS) + if (oid_oidcmp(input_format, yaz_oid_recsyn_xml) + && oid_oidcmp(input_format, yaz_oid_recsyn_sutrs)) { yaz_log(YLOG_WARN, "unsupported format for element set zebra::%s", elemsetname); @@ -481,9 +630,9 @@ int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, WRBUF wrbuf = wrbuf_alloc(); RecordAttr *recordAttr = rec_init_attr(zh->reg->zei, rec); - if (input_format == VAL_TEXT_XML) + if (!oid_oidcmp(input_format, yaz_oid_recsyn_xml)) { - *output_format = VAL_TEXT_XML; + *output_format = input_format; wrbuf_printf(wrbuf, ZEBRA_XML_HEADER_STR " sysno=\"" ZINT_FORMAT "\"", sysno); @@ -501,9 +650,9 @@ int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, recordAttr->recordSize, elemsetname); } - else if (input_format == VAL_SUTRS) + else if (!oid_oidcmp(input_format, yaz_oid_recsyn_sutrs)) { - *output_format = VAL_SUTRS; + *output_format = input_format; wrbuf_printf(wrbuf, "sysno " ZINT_FORMAT "\n", sysno); retrieve_puts_str(wrbuf, "base", rec->info[recInfo_databaseName]); retrieve_puts_str(wrbuf, "file", rec->info[recInfo_filename]); @@ -521,11 +670,11 @@ int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, } *rec_lenp = wrbuf_len(wrbuf); if (*rec_lenp) - *rec_bufp = odr_strdup(odr, wrbuf_buf(wrbuf)); + *rec_bufp = odr_strdup(odr, wrbuf_cstr(wrbuf)); else ret = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS; - wrbuf_free(wrbuf, 1); + wrbuf_destroy(wrbuf); rec_free(&rec); return ret; } @@ -548,10 +697,11 @@ int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, } -int zebra_record_fetch(ZebraHandle zh, zint sysno, int score, +int zebra_record_fetch(ZebraHandle zh, const char *setname, + zint sysno, int score, zebra_snippets *hit_snippet, ODR odr, - oid_value input_format, Z_RecordComposition *comp, - oid_value *output_format, + const Odr_oid *input_format, Z_RecordComposition *comp, + const Odr_oid **output_format, char **rec_bufp, int *rec_lenp, char **basenamep, char **addinfo) { @@ -569,7 +719,7 @@ int zebra_record_fetch(ZebraHandle zh, zint sysno, int score, /* processing zebra special elementset names of form 'zebra:: */ if (elemsetname && 0 == strncmp(elemsetname, "zebra::", 7)) - return zebra_special_fetch(zh, sysno, score, odr, + return zebra_special_fetch(zh, setname, sysno, score, odr, elemsetname + 7, input_format, output_format, rec_bufp, rec_lenp); @@ -596,11 +746,10 @@ int zebra_record_fetch(ZebraHandle zh, zint sysno, int score, yaz_log(YLOG_DEBUG, "retrieve localno=" ZINT_FORMAT " score=%d", sysno, score); - zebra_create_record_stream(zh, &rec, &stream); - + return_code = zebra_create_record_stream(zh, &rec, &stream); + + if (rec) { - /* snippets code */ - zebra_snippets *snippet; zebra_rec_keys_t reckeys = zebra_rec_keys_open(); RecType rt; struct recRetrieveCtrl retrieveCtrl; @@ -631,25 +780,15 @@ int zebra_record_fetch(ZebraHandle zh, zint sysno, int score, 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:"); - zebra_snippets_log(retrieveCtrl.doc_snippet, YLOG_LOG); - yaz_log(YLOG_LOG, "HIT SNIPPET:"); - zebra_snippets_log(retrieveCtrl.hit_snippet, YLOG_LOG); -#endif - snippet = zebra_snippets_window(retrieveCtrl.doc_snippet, - retrieveCtrl.hit_snippet, - 10); -#if 0 - /* for debugging purposes */ - yaz_log(YLOG_LOG, "WINDOW SNIPPET:"); - zebra_snippets_log(snippet, YLOG_LOG); -#endif - if (!(rt = recType_byName(zh->reg->recTypes, zh->res, file_type, &clientData))) { + char addinfo_str[100]; + + sprintf(addinfo_str, "Could not handle record type %.40s", + file_type); + + *addinfo = odr_strdup(odr, addinfo_str); return_code = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS; } else @@ -663,12 +802,11 @@ int zebra_record_fetch(ZebraHandle zh, zint sysno, int score, *addinfo = retrieveCtrl.addinfo; } - zebra_snippets_destroy(snippet); zebra_snippets_destroy(retrieveCtrl.doc_snippet); - } - stream.destroy(&stream); - rec_free(&rec); + stream.destroy(&stream); + rec_free(&rec); + } return return_code; }