X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=index%2Fretrieve.c;h=d2f5398540c482bec46ad2b5704a993208f88f35;hb=9982694ca69efc2bf4db54cd5b5607e3680cd32a;hp=d981ec5746d211d16fc24101b74016c095fd4299;hpb=8e584bbdc77d4c825ed3596c4d8c24a0ab7300e5;p=idzebra-moved-to-github.git diff --git a/index/retrieve.c b/index/retrieve.c index d981ec5..d2f5398 100644 --- a/index/retrieve.c +++ b/index/retrieve.c @@ -1,5 +1,5 @@ -/* $Id: retrieve.c,v 1.57 2006-11-23 14:01:21 adam Exp $ - Copyright (C) 1995-2006 +/* $Id: retrieve.c,v 1.66 2007-03-06 12:40:18 adam Exp $ + Copyright (C) 1995-2007 Index Data ApS This file is part of the Zebra server. @@ -37,19 +37,19 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA #include - +#define ZEBRA_XML_HEADER_STR "reg->zei, *rec); - if ((*rec)->size[recInfo_storeData] > 0){ + if ((*rec)->size[recInfo_storeData] > 0) zebra_create_stream_mem(stream, (*rec)->info[recInfo_storeData], (*rec)->size[recInfo_storeData]); - } - else { + else + { char full_rep[1024]; int fd; @@ -65,7 +65,7 @@ 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); } @@ -75,8 +75,8 @@ static int zebra_create_record_stream(ZebraHandle zh, static int parse_zebra_elem(const char *elem, - const char **index, size_t *index_len, - const char **type, size_t *type_len) + const char **index, size_t *index_len, + const char **type, size_t *type_len) { *index = 0; *index_len = 0; @@ -119,26 +119,120 @@ 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, + char **rec_bufp, int *rec_lenp) +{ + const char *retrieval_index; + size_t retrieval_index_len; + const char *retrieval_type; + size_t retrieval_type_len; + char retrieval_index_cstr[256]; + int ord; + + /* only accept XML and SUTRS requests */ + if (input_format != VAL_TEXT_XML && input_format != VAL_SUTRS) + { + yaz_log(YLOG_WARN, "unsupported format for element set zebra::%s", + elemsetname); + *output_format = VAL_NONE; + return YAZ_BIB1_NO_SYNTAXES_AVAILABLE_FOR_THIS_REQUEST; + } + + if (!parse_zebra_elem(elemsetname, + &retrieval_index, &retrieval_index_len, + &retrieval_type, &retrieval_type_len)) + { + return YAZ_BIB1_SPECIFIED_ELEMENT_SET_NAME_NOT_VALID_FOR_SPECIFIED_; + } + + if (retrieval_type_len == 0) + return -1; /* must have a register type specified */ + if (!retrieval_index_len || + retrieval_index_len >= sizeof(retrieval_index_cstr)-1) + { + return YAZ_BIB1_SPECIFIED_ELEMENT_SET_NAME_NOT_VALID_FOR_SPECIFIED_; + } + + memcpy(retrieval_index_cstr, retrieval_index, retrieval_index_len); + retrieval_index_cstr[retrieval_index_len] = '\0'; + + ord = zebraExplain_lookup_attr_str(zh->reg->zei, + zinfo_index_category_sort, + retrieval_type[0], + retrieval_index_cstr); + if (ord == -1) + return -1; /* is not a sort index */ + else + { + char dst_buf[IT_MAX_WORD]; + char str[IT_MAX_WORD]; + int index_type; + const char *db = 0; + const char *string_index = 0; + WRBUF wrbuf = wrbuf_alloc(); + + zebra_sort_sysno(zh->reg->sort_index, sysno); + zebra_sort_type(zh->reg->sort_index, ord); + zebra_sort_read(zh->reg->sort_index, str); + + zebraExplain_lookup_ord(zh->reg->zei, ord, &index_type, &db, &string_index); + + zebra_term_untrans(zh, index_type, dst_buf, str); + + + if (input_format == VAL_TEXT_XML) + { + *output_format = VAL_TEXT_XML; + wrbuf_printf(wrbuf, ZEBRA_XML_HEADER_STR + " sysno=\"" ZINT_FORMAT "\"" + " set=\"zebra::index%s/\">\n", + sysno, elemsetname); + + wrbuf_printf(wrbuf, " ", index_type); + wrbuf_xmlputs(wrbuf, dst_buf); + wrbuf_printf(wrbuf, "\n"); + wrbuf_printf(wrbuf, "\n"); + } + else if (input_format == VAL_SUTRS) + { + *output_format = VAL_SUTRS; + + wrbuf_printf(wrbuf, "%s %c %s\n", string_index, index_type, + dst_buf); + } + *rec_lenp = wrbuf_len(wrbuf); + *rec_bufp = odr_malloc(odr, *rec_lenp); + memcpy(*rec_bufp, wrbuf_buf(wrbuf), *rec_lenp); + wrbuf_free(wrbuf, 1); + return 0; + } +} + int zebra_special_index_fetch(ZebraHandle zh, zint sysno, ODR odr, - Record rec, - const char *elemsetname, - oid_value input_format, - oid_value *output_format, - char **rec_bufp, int *rec_lenp) + Record rec, + const char *elemsetname, + oid_value input_format, + oid_value *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 (input_format != VAL_TEXT_XML && input_format != VAL_SUTRS) + { yaz_log(YLOG_WARN, "unsupported format for element set zebra::%s", elemsetname); *output_format = VAL_NONE; @@ -159,7 +253,7 @@ int zebra_special_index_fetch(ZebraHandle zh, zint sysno, ODR odr, { char retrieval_index_cstr[256]; - if (retrieval_index_len < sizeof(retrieval_index_cstr) -1) + if (retrieval_index_len < sizeof(retrieval_index_cstr) -1) { memcpy(retrieval_index_cstr, retrieval_index, retrieval_index_len); retrieval_index_cstr[retrieval_index_len] = '\0'; @@ -177,20 +271,22 @@ 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 (input_format == VAL_TEXT_XML) + { *output_format = VAL_TEXT_XML; - /*wrbuf_printf(wrbuf, - "\n");*/ - - wrbuf_printf(wrbuf, - "\n", sysno, elemsetname); @@ -198,8 +294,8 @@ int zebra_special_index_fetch(ZebraHandle zh, zint sysno, ODR odr, else if (input_format == VAL_SUTRS) *output_format = VAL_SUTRS; - - while(zebra_rec_keys_read(keys, &str, &slen, &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; @@ -217,17 +313,16 @@ int zebra_special_index_fetch(ZebraHandle zh, zint sysno, ODR odr, if (retrieval_index == 0 || (string_index_len == retrieval_index_len && !memcmp(string_index, retrieval_index, - string_index_len))){ - + string_index_len))) + { /* process only if type is not defined, or is matching */ if (retrieval_type == 0 || (retrieval_type_len == 1 - && retrieval_type[0] == index_type)){ - - + && retrieval_type[0] == index_type)) + { zebra_term_untrans(zh, index_type, dst_buf, str); - if (strlen(dst_buf)){ - + if (strlen(dst_buf)) + { if (input_format == VAL_TEXT_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_free(wrbuf, 1); + *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; +} + + +static void retrieve_puts_attr(WRBUF wrbuf, const char *name, + const char *value) +{ + if (value) + { + wrbuf_printf(wrbuf, " %s=\"", name); + wrbuf_xmlputs(wrbuf, value); + wrbuf_printf(wrbuf, "\""); + } } +static void retrieve_puts_attr_int(WRBUF wrbuf, const char *name, + const int value) +{ + wrbuf_printf(wrbuf, " %s=\"%i\"", name, value); +} +static void retrieve_puts_str(WRBUF wrbuf, const char *name, + const char *value) +{ + if (value) + wrbuf_printf(wrbuf, "%s %s\n", name, value); +} + +static void retrieve_puts_int(WRBUF wrbuf, const char *name, + const int value) +{ + wrbuf_printf(wrbuf, "%s %i\n", name, value); +} int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, const char *elemsetname, @@ -283,112 +407,138 @@ int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, /* 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){ - yaz_log(YLOG_WARN, "unsupported format for element set zebra::%s", - elemsetname); - return YAZ_BIB1_NO_SYNTAXES_AVAILABLE_FOR_THIS_REQUEST; - } - + + /* processing zebra::meta::sysno elemset without fetching binary data */ - if (elemsetname && 0 == strcmp(elemsetname, "meta::sysno")) + if (elemsetname && 0 == strcmp(elemsetname, "meta::sysno")) { - char rec_str[128]; - if (input_format == VAL_SUTRS){ - sprintf(rec_str, ZINT_FORMAT, sysno); + int ret = 0; + WRBUF wrbuf = wrbuf_alloc(); + if (input_format == VAL_SUTRS) + { + wrbuf_printf(wrbuf, ZINT_FORMAT, sysno); *output_format = VAL_SUTRS; } - else if (input_format == VAL_TEXT_XML){ - sprintf(rec_str, "\n", - sysno, elemsetname); + else if (input_format == VAL_TEXT_XML) + { + wrbuf_printf(wrbuf, ZEBRA_XML_HEADER_STR + " sysno=\"" ZINT_FORMAT "\"/>\n", + sysno); *output_format = VAL_TEXT_XML; } - *rec_lenp = strlen(rec_str); - if (*rec_lenp){ - *rec_bufp = odr_strdup(odr, rec_str); - return 0; - } else { - return YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS; - } + *rec_lenp = wrbuf_len(wrbuf); + if (*rec_lenp) + *rec_bufp = odr_strdup(odr, wrbuf_buf(wrbuf)); + else + ret = YAZ_BIB1_NO_SYNTAXES_AVAILABLE_FOR_THIS_REQUEST; + wrbuf_free(wrbuf, 1); + return ret; + } + + /* processing special elementsetname zebra::index:: for sort elements */ + if (elemsetname && 0 == strncmp(elemsetname, "index", 5)) + { + int ret = zebra_special_sort_fetch(zh, sysno, odr, + elemsetname + 5, + input_format, output_format, + rec_bufp, rec_lenp); + if (ret != -1) + return ret; + /* not a sort index so we continue to get the full record */ } + /* fetching binary record up for all other display elementsets */ rec = rec_get(zh->reg->records, sysno); - if (!rec){ + if (!rec) + { yaz_log(YLOG_WARN, "rec_get fail on sysno=" ZINT_FORMAT, sysno); return YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS; } + /* processing special elementsetnames zebra::data */ + if (elemsetname && 0 == strcmp(elemsetname, "data")) + { + struct ZebraRecStream stream; + RecordAttr *recordAttr = rec_init_attr(zh->reg->zei, rec); + zebra_create_record_stream(zh, &rec, &stream); + *output_format = input_format; + *rec_lenp = recordAttr->recordSize; + *rec_bufp = (char *) odr_malloc(odr, *rec_lenp); + stream.readf(&stream, *rec_bufp, *rec_lenp); + stream.destroy(&stream); + rec_free(&rec); + return 0; + } + + /* only accept XML and SUTRS requests from now */ + if (input_format != VAL_TEXT_XML && input_format != VAL_SUTRS) + { + yaz_log(YLOG_WARN, "unsupported format for element set zebra::%s", + elemsetname); + return YAZ_BIB1_NO_SYNTAXES_AVAILABLE_FOR_THIS_REQUEST; + } + + /* processing special elementsetnames zebra::meta:: */ - if (elemsetname && 0 == strcmp(elemsetname, "meta")){ + if (elemsetname && 0 == strcmp(elemsetname, "meta")) + { int ret = 0; - char rec_str[1024]; + WRBUF wrbuf = wrbuf_alloc(); RecordAttr *recordAttr = rec_init_attr(zh->reg->zei, rec); - if (input_format == VAL_TEXT_XML){ + if (input_format == VAL_TEXT_XML) + { *output_format = VAL_TEXT_XML; - - sprintf(rec_str, - "\n", - sysno, - rec->size[recInfo_databaseName], rec->info[recInfo_databaseName], - rec->size[recInfo_filename], rec->info[recInfo_filename], - rec->size[recInfo_fileType], rec->info[recInfo_fileType], - score, - recordAttr->staticrank, - recordAttr->recordSize, - elemsetname); + + wrbuf_printf(wrbuf, ZEBRA_XML_HEADER_STR + " sysno=\"" ZINT_FORMAT "\"", sysno); + retrieve_puts_attr(wrbuf, "base", rec->info[recInfo_databaseName]); + retrieve_puts_attr(wrbuf, "file", rec->info[recInfo_filename]); + retrieve_puts_attr(wrbuf, "type", rec->info[recInfo_fileType]); + if (score >= 0) + retrieve_puts_attr_int(wrbuf, "score", score); + + wrbuf_printf(wrbuf, + " rank=\"" ZINT_FORMAT "\"" + " size=\"%i\"" + " set=\"zebra::%s\"/>\n", + recordAttr->staticrank, + recordAttr->recordSize, + elemsetname); } - else if (input_format == VAL_SUTRS){ + else if (input_format == VAL_SUTRS) + { *output_format = VAL_SUTRS; - sprintf(rec_str, - "sysno " ZINT_FORMAT "\n" - "base %.*s\n" - "file %.*s\n" - "type %.*s\n" - "score %i\n" - "rank " ZINT_FORMAT "\n" - "size %i\n" - "set zebra::%s\n", - sysno, - rec->size[recInfo_databaseName], rec->info[recInfo_databaseName], - rec->size[recInfo_filename], rec->info[recInfo_filename], - rec->size[recInfo_fileType], rec->info[recInfo_fileType], - score, - recordAttr->staticrank, - recordAttr->recordSize, - elemsetname); + 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]); + retrieve_puts_str(wrbuf, "type", rec->info[recInfo_fileType]); + if (score >= 0) + retrieve_puts_int(wrbuf, "score", score); + + wrbuf_printf(wrbuf, + "rank " ZINT_FORMAT "\n" + "size %i\n" + "set zebra::%s\n", + recordAttr->staticrank, + recordAttr->recordSize, + elemsetname); } - - - *rec_lenp = strlen(rec_str); - if (*rec_lenp){ - *rec_bufp = odr_strdup(odr, rec_str); - ret = 0; - } else { + *rec_lenp = wrbuf_len(wrbuf); + if (*rec_lenp) + *rec_bufp = odr_strdup(odr, wrbuf_buf(wrbuf)); + else ret = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS; - } + wrbuf_free(wrbuf, 1); rec_free(&rec); return ret; } /* processing special elementsetnames zebra::index:: */ - if (elemsetname && 0 == strncmp(elemsetname, "index", 5)){ - + if (elemsetname && 0 == strncmp(elemsetname, "index", 5)) + { int ret = zebra_special_index_fetch(zh, sysno, odr, rec, elemsetname + 5, input_format, output_format, @@ -398,20 +548,6 @@ int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, return ret; } - /* processing special elementsetnames zebra::data */ - if (elemsetname && 0 == strcmp(elemsetname, "data")){ - struct ZebraRecStream stream; - RecordAttr *recordAttr = rec_init_attr(zh->reg->zei, rec); - zebra_create_record_stream(zh, &rec, &stream); - *output_format = input_format; - *rec_lenp = recordAttr->recordSize; - *rec_bufp = (char *) odr_malloc(odr, *rec_lenp); - stream.readf(&stream, *rec_bufp, *rec_lenp); - stream.destroy(&stream); - rec_free(&rec); - return 0; - } - if (rec) rec_free(&rec); return YAZ_BIB1_SPECIFIED_ELEMENT_SET_NAME_NOT_VALID_FOR_SPECIFIED_; @@ -466,10 +602,10 @@ 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; @@ -520,6 +656,12 @@ int zebra_record_fetch(ZebraHandle zh, zint sysno, int score, 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 @@ -535,10 +677,10 @@ int zebra_record_fetch(ZebraHandle zh, zint sysno, int score, 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; }