X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=index%2Fretrieve.c;h=00e9e9f1f763dabd174f909d804c9a565be283bd;hb=153745fb3ac60cf1e66e51ad9fb24bc014b62679;hp=19d217b6e67730762b31e3a8f85d8aeeb0550f2f;hpb=09e11d810ed4f35bf4106609bc5daabff971b591;p=idzebra-moved-to-github.git diff --git a/index/retrieve.c b/index/retrieve.c index 19d217b..00e9e9f 100644 --- a/index/retrieve.c +++ b/index/retrieve.c @@ -1,4 +1,4 @@ -/* $Id: retrieve.c,v 1.59 2006-11-24 12:21:31 marc Exp $ +/* $Id: retrieve.c,v 1.62 2006-12-19 16:57:38 adam Exp $ Copyright (C) 1995-2006 Index Data ApS @@ -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; @@ -119,6 +119,100 @@ 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, @@ -137,8 +231,8 @@ int zebra_special_index_fetch(ZebraHandle zh, zint sysno, ODR odr, /* *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'; @@ -194,7 +288,8 @@ 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; @@ -212,17 +307,16 @@ 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); @@ -322,9 +416,8 @@ int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, else if (input_format == VAL_TEXT_XML) { wrbuf_printf(wrbuf, ZEBRA_XML_HEADER_STR - " sysno=\"" ZINT_FORMAT "\"" - " set=\"zebra::%s\"/>\n", - sysno, elemsetname); + " sysno=\"" ZINT_FORMAT "\"/>\n", + sysno); *output_format = VAL_TEXT_XML; } *rec_lenp = wrbuf_len(wrbuf); @@ -336,6 +429,19 @@ int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, 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) @@ -425,8 +531,8 @@ int zebra_special_fetch(ZebraHandle zh, zint sysno, int score, ODR odr, } /* 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,