-/*
- * Copyright (C) 1997, Index Data I/S
- * All rights reserved.
- * Sebastian Hammer, Adam Dickmeiss
- *
- * $Log: marcread.c,v $
- * Revision 1.4 1997-10-27 14:34:26 adam
- * Fixed bug - data1 root node wasn't tagged at all!
- *
- * Revision 1.3 1997/09/24 13:36:51 adam
- * *** empty log message ***
- *
- * Revision 1.2 1997/09/17 12:19:21 adam
- * Zebra version corresponds to YAZ version 1.4.
- * Changed Zebra server so that it doesn't depend on global common_resource.
- *
- * Revision 1.1 1997/09/04 13:54:40 adam
- * Added MARC filter - type grs.marc.<syntax> where syntax refers
- * to abstract syntax. New method tellf in retrieve/extract method.
- *
- */
-#include <stdio.h>
-#include <ctype.h>
-#include <assert.h>
+/* $Id: marcread.c,v 1.27 2004-11-19 10:27:12 heikki Exp $
+ Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003,2004
+ Index Data Aps
-#include <log.h>
-#include <yaz-util.h>
-#include <marcdisp.h>
-#include "grsread.h"
+This file is part of the Zebra server.
-data1_node *data1_mk_node_wp (data1_handle dh, NMEM mem, data1_node *parent)
-{
- data1_node *res = data1_mk_node (dh, mem);
-
- if (!parent)
- res->root = res;
- else
- {
- res->root = parent->root;
- res->parent = parent;
- if (!parent->child)
- parent->child = parent->last_child = res;
- else
- parent->last_child->next = res;
- parent->num_children++;
- parent->last_child = res;
- }
- return res;
-}
+Zebra is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
-static void destroy_data (struct data1_node *n)
-{
- assert (n->which == DATA1N_data);
- xfree (n->u.data.data);
-}
+Zebra is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
-data1_node *data1_mk_node_text (data1_handle dh, NMEM mem, data1_node *parent,
- const char *buf, size_t len)
-{
- data1_node *res = data1_mk_node_wp (dh, mem, parent);
- res->which = DATA1N_data;
- res->u.data.formatted_text = 0;
- res->u.data.what = DATA1I_text;
- res->u.data.len = len;
- if (res->u.data.len > DATA1_LOCALDATA) {
- res->u.data.data = xmalloc (res->u.data.len);
- res->destroy = destroy_data;
- }
- else
- res->u.data.data = res->lbuf;
- memcpy (res->u.data.data, buf, res->u.data.len);
- return res;
-}
+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.
+*/
-data1_node *data1_mk_node_tag (data1_handle dh, NMEM mem, data1_node *parent,
- const char *tag, size_t len)
-{
- data1_element *elem = NULL;
- data1_node *partag = get_parent_tag(dh, parent);
- data1_node *res;
- data1_element *e = NULL;
- int localtag = 0;
-
- res = data1_mk_node_wp (dh, mem, parent);
-
- res->which = DATA1N_tag;
- res->u.tag.tag = res->lbuf;
- res->u.tag.get_bytes = -1;
-
- if (len >= DATA1_LOCALDATA)
- len = DATA1_LOCALDATA-1;
-
- memcpy (res->u.tag.tag, tag, len);
- res->u.tag.tag[len] = '\0';
-
- if (parent->which == DATA1N_variant)
- return res;
- if (partag)
- if (!(e = partag->u.tag.element))
- localtag = 1;
-
- elem = data1_getelementbytagname (dh, res->root->u.root.absyn, e,
- res->u.tag.tag);
- res->u.tag.element = elem;
- res->u.tag.node_selected = 0;
- res->u.tag.make_variantlist = 0;
- res->u.tag.no_data_requested = 0;
- return res;
-}
+#include <stdio.h>
+#include <ctype.h>
+#include <assert.h>
+
+#include <yaz/ylog.h>
+#include <yaz/yaz-util.h>
+#include <yaz/marcdisp.h>
+#include <idzebra/recgrs.h>
+#include "marcomp.h"
+#include "inline.h"
#define MARC_DEBUG 0
+#define MARCOMP_DEBUG 0
-data1_node *grs_read_marc (struct grs_read_info *p)
+struct marc_info {
+ char type[256];
+};
+
+static data1_node *grs_read_iso2709 (struct grs_read_info *p, int marc_xml)
{
+ struct marc_info *mi = (struct marc_info*) p->clientData;
char buf[100000];
int entry_p;
int record_length;
#if MARC_DEBUG
FILE *outf = stdout;
#endif
-
- data1_node *res_root;
- data1_absyn *absyn;
+ data1_node *res_root, *res_top;
char *absynName;
data1_marctab *marctab;
record_length = atoi_n (buf, 5);
if (record_length < 25)
{
- logf (LOG_WARN, "MARC record length < 25, is %d", record_length);
+ yaz_log (YLOG_WARN, "MARC record length < 25, is %d", record_length);
return NULL;
}
/* read remaining part - attempt to read one byte furhter... */
read_bytes = (*p->readf)(p->fh, buf+5, record_length-4);
if (read_bytes < record_length-5)
{
- logf (LOG_WARN, "Couldn't read whole MARC record");
+ yaz_log (YLOG_WARN, "Couldn't read whole MARC record");
return NULL;
}
if (read_bytes == record_length - 4)
{
off_t cur_offset = (*p->tellf)(p->fh);
- assert (cur_offset > 26);
+ if (cur_offset <= 27)
+ return NULL;
if (p->endf)
(*p->endf)(p->fh, cur_offset - 1);
}
- absynName = p->type;
- logf (LOG_DEBUG, "absynName = %s", absynName);
- if (!(absyn = data1_get_absyn (p->dh, absynName)))
+ absynName = mi->type;
+ res_root = data1_mk_root (p->dh, p->mem, absynName);
+ if (!res_root)
{
- logf (LOG_WARN, "Unknown abstract syntax: %s", absynName);
- return NULL;
+ yaz_log (YLOG_WARN, "cannot read MARC without an abstract syntax");
+ return 0;
}
- res_root = data1_mk_node_wp (p->dh, p->mem, NULL);
- res_root->which = DATA1N_root;
- res_root->u.root.type = nmem_malloc (p->mem, strlen(absynName)+1);
- strcpy (res_root->u.root.type, absynName);
- res_root->u.root.absyn = absyn;
+ if (marc_xml)
+ {
+ data1_node *lead;
+ const char *attr[] = { "xmlns", "http://www.loc.gov/MARC21/slim", 0};
+
+ res_top = data1_mk_tag (p->dh, p->mem, "record", attr, res_root);
- marctab = absyn->marc;
+ lead = data1_mk_tag(p->dh, p->mem, "leader", 0, res_top);
+ data1_mk_text_n(p->dh, p->mem, buf, 24, lead);
+ }
+ else
+ res_top = data1_mk_tag (p->dh, p->mem, absynName, 0, res_root);
+
+ if ((marctab = data1_absyn_getmarctab(p->dh, res_root->u.root.absyn)))
+ {
+ memcpy(marctab->leader, buf, 24);
+ memcpy(marctab->implementation_codes, buf+6, 4);
+ marctab->implementation_codes[4] = '\0';
+ memcpy(marctab->user_systems, buf+17, 3);
+ marctab->user_systems[3] = '\0';
+ }
if (marctab && marctab->force_indicator_length >= 0)
indicator_length = marctab->force_indicator_length;
identifier_length = marctab->force_identifier_length;
else
identifier_length = atoi_n (buf+11, 1);
- base_address = atoi_n (buf+12, 4);
-
+ base_address = atoi_n (buf+12, 5);
length_data_entry = atoi_n (buf+20, 1);
length_starting = atoi_n (buf+21, 1);
int i, i0;
char tag[4];
data1_node *res;
- data1_node *parent = res_root;
+ data1_node *parent = res_top;
memcpy (tag, buf+entry_p, 3);
entry_p += 3;
tag[3] = '\0';
- /* generate field node */
- res = data1_mk_node_tag (p->dh, p->mem, res_root, tag, 3);
-
+ if (marc_xml)
+ res = parent;
+ else
+ res = data1_mk_tag_n (p->dh, p->mem, tag, 3, 0 /* attr */, parent);
+
#if MARC_DEBUG
fprintf (outf, "%s ", tag);
#endif
if (memcmp (tag, "00", 2) && indicator_length)
{
/* generate indicator node */
+ if (marc_xml)
+ {
+ const char *attr[10];
+ int j;
+
+ attr[0] = "tag";
+ attr[1] = tag;
+ attr[2] = 0;
+
+ res = data1_mk_tag(p->dh, p->mem, "datafield", attr, res);
+
+ for (j = 0; j<indicator_length; j++)
+ {
+ char str1[18], str2[2];
+ sprintf (str1, "ind%d", j+1);
+ str2[0] = buf[i+j];
+ str2[1] = '\0';
+
+ attr[0] = str1;
+ attr[1] = str2;
+
+ data1_tag_add_attr (p->dh, p->mem, res, attr);
+ }
+ }
+ else
+ {
#if MARC_DEBUG
- int j;
+ int j;
#endif
- res = data1_mk_node_tag (p->dh, p->mem, res, buf+i,
- indicator_length);
+ res = data1_mk_tag_n (p->dh, p->mem,
+ buf+i, indicator_length, 0 /* attr */, res);
#if MARC_DEBUG
- for (j = 0; j<indicator_length; j++)
- fprintf (outf, "%c", buf[j+i]);
+ for (j = 0; j<indicator_length; j++)
+ fprintf (outf, "%c", buf[j+i]);
#endif
- i += indicator_length;
- }
+ }
+ i += indicator_length;
+ }
+ else
+ {
+ if (marc_xml)
+ {
+ const char *attr[10];
+
+ attr[0] = "tag";
+ attr[1] = tag;
+ attr[2] = 0;
+
+ res = data1_mk_tag(p->dh, p->mem, "controlfield", attr, res);
+ }
+ }
parent = res;
/* traverse sub fields */
i0 = i;
while (buf[i] != ISO2709_RS && buf[i] != ISO2709_FS && i < end_offset)
{
- if (memcmp (tag, "00", 2) && identifier_length)
+ if (memcmp (tag, "00", 2) && identifier_length)
{
- data1_node *res =
- data1_mk_node_tag (p->dh, p->mem, parent,
- buf+i+1, identifier_length-1);
+ data1_node *res;
+ if (marc_xml)
+ {
+ int j;
+ const char *attr[3];
+ char code[10];
+
+ for (j = 1; j<identifier_length && j < 9; j++)
+ code[j-1] = buf[i+j];
+ code[j-1] = 0;
+ attr[0] = "code";
+ attr[1] = code;
+ attr[2] = 0;
+ res = data1_mk_tag(p->dh, p->mem, "subfield",
+ attr, parent);
+ }
+ else
+ {
+ res = data1_mk_tag_n (p->dh, p->mem,
+ buf+i+1, identifier_length-1,
+ 0 /* attr */, parent);
+ }
#if MARC_DEBUG
fprintf (outf, " $");
for (j = 1; j<identifier_length; j++)
#endif
i += identifier_length;
i0 = i;
- while (buf[i] != ISO2709_RS && buf[i] != ISO2709_IDFS &&
- buf[i] != ISO2709_FS && i < end_offset)
- {
+ while (buf[i] != ISO2709_RS && buf[i] != ISO2709_IDFS &&
+ buf[i] != ISO2709_FS && i < end_offset)
+ {
#if MARC_DEBUG
- fprintf (outf, "%c", buf[i]);
+ fprintf (outf, "%c", buf[i]);
#endif
- i++;
- }
- data1_mk_node_text (p->dh, p->mem, res, buf + i0, i - i0);
+ i++;
+ }
+ data1_mk_text_n (p->dh, p->mem, buf + i0, i - i0, res);
i0 = i;
}
else
}
if (i > i0)
{
- data1_node *res = data1_mk_node_tag (p->dh, p->mem,
- parent, "@", 1);
- data1_mk_node_text (p->dh, p->mem, res, buf + i0, i - i0);
+ data1_mk_text_n (p->dh, p->mem, buf + i0, i - i0, parent);
}
#if MARC_DEBUG
fprintf (outf, "\n");
#endif
}
return res_root;
-}
+}
+
+/*
+ * Locate some data under this node. This routine should handle variants
+ * prettily.
+ */
+static char *get_data(data1_node *n, int *len)
+{
+ char *r;
+
+ while (n)
+ {
+ if (n->which == DATA1N_data)
+ {
+ int i;
+ *len = n->u.data.len;
+
+ for (i = 0; i<*len; i++)
+ if (!d1_isspace(n->u.data.data[i]))
+ break;
+ while (*len && d1_isspace(n->u.data.data[*len - 1]))
+ (*len)--;
+ *len = *len - i;
+ if (*len > 0)
+ return n->u.data.data + i;
+ }
+ if (n->which == DATA1N_tag)
+ n = n->child;
+ else if (n->which == DATA1N_data)
+ n = n->next;
+ else
+ break;
+ }
+ r = "";
+ *len = strlen(r);
+ return r;
+}
+
+static data1_node *lookup_subfield(data1_node *node, const char *name)
+{
+ data1_node *p;
+
+ for (p=node; p; p=p->next)
+ {
+ if (!yaz_matchstr(p->u.tag.tag, name))
+ return p;
+ }
+ return 0;
+}
+
+static inline_subfield *lookup_inline_subfield(inline_subfield *pisf,
+ const char *name)
+{
+ inline_subfield *p;
+
+ for (p=pisf; p; p=p->next)
+ {
+ if (!yaz_matchstr(p->name, name))
+ return p;
+ }
+ return 0;
+}
+
+static inline_subfield *cat_inline_subfield(mc_subfield *psf, WRBUF buf,
+ inline_subfield *pisf)
+{
+ mc_subfield *p;
+
+ for (p = psf; p && pisf; p = p->next)
+ {
+ if (p->which == MC_SF)
+ {
+ inline_subfield *found = lookup_inline_subfield(pisf, p->name);
+
+ if (found)
+ {
+ if (strcmp(p->prefix, "_"))
+ {
+ wrbuf_puts(buf, " ");
+ wrbuf_puts(buf, p->prefix);
+ }
+ if (p->interval.start == -1)
+ {
+ wrbuf_puts(buf, found->data);
+ }
+ else
+ {
+ wrbuf_write(buf, found->data+p->interval.start,
+ p->interval.end-p->interval.start);
+ wrbuf_puts(buf, "");
+ }
+ if (strcmp(p->suffix, "_"))
+ {
+ wrbuf_puts(buf, p->suffix);
+ wrbuf_puts(buf, " ");
+ }
+#if MARCOMP_DEBUG
+ yaz_log(YLOG_LOG, "cat_inline_subfield(): add subfield $%s", found->name);
+#endif
+ pisf = found->next;
+ }
+ }
+ else if (p->which == MC_SFVARIANT)
+ {
+ inline_subfield *next;
+
+ do {
+ next = cat_inline_subfield(p->u.child, buf, pisf);
+ if (next == pisf)
+ break;
+ pisf = next;
+ } while (pisf);
+ }
+ else if (p->which == MC_SFGROUP)
+ {
+ mc_subfield *pp;
+ int found;
+
+ for (pp = p->u.child, found = 0; pp; pp = pp->next)
+ {
+ if (!yaz_matchstr(pisf->name, p->name))
+ {
+ found = 1;
+ break;
+ }
+ }
+ if (found)
+ {
+ wrbuf_puts(buf, " (");
+ pisf = cat_inline_subfield(p->u.child, buf, pisf);
+ wrbuf_puts(buf, ") ");
+ }
+ }
+ }
+ return pisf;
+}
+
+static void cat_inline_field(mc_field *pf, WRBUF buf, data1_node *subfield)
+{
+ if (!pf || !subfield)
+ return;
+
+ for (;subfield;)
+ {
+ int len;
+ inline_field *pif=NULL;
+ data1_node *psubf;
+
+ if (yaz_matchstr(subfield->u.tag.tag, "1"))
+ {
+ subfield = subfield->next;
+ continue;
+ }
+
+ psubf = subfield;
+ pif = inline_mk_field();
+ do
+ {
+ int i;
+ if ((i=inline_parse(pif, psubf->u.tag.tag, get_data(psubf, &len)))<0)
+ {
+ yaz_log(YLOG_WARN, "inline subfield ($%s): parse error",
+ psubf->u.tag.tag);
+ inline_destroy_field(pif);
+ return;
+ }
+ psubf = psubf->next;
+ } while (psubf && yaz_matchstr(psubf->u.tag.tag, "1"));
+
+ subfield = psubf;
+
+ if (pif && !yaz_matchstr(pif->name, pf->name))
+ {
+ if (!pf->list && pif->list)
+ {
+ wrbuf_puts(buf, pif->list->data);
+ }
+ else
+ {
+ int ind1, ind2;
+
+ /*
+ check indicators
+ */
+
+ ind1 = (pif->ind1[0] == ' ') ? '_':pif->ind1[0];
+ ind2 = (pif->ind2[0] == ' ') ? '_':pif->ind2[0];
+
+ if (((pf->ind1[0] == '.') || (ind1 == pf->ind1[0])) &&
+ ((pf->ind2[0] == '.') || (ind2 == pf->ind2[0])))
+ {
+ cat_inline_subfield(pf->list, buf, pif->list);
+
+ /*
+ add separator for inline fields
+ */
+ if (wrbuf_len(buf))
+ {
+ wrbuf_puts(buf, "\n");
+ }
+ }
+ else
+ {
+ yaz_log(YLOG_WARN, "In-line field %s missed -- indicators do not match", pif->name);
+ }
+ }
+ }
+ inline_destroy_field(pif);
+ }
+#if MARCOMP_DEBUG
+ yaz_log(YLOG_LOG, "cat_inline_field(): got buffer {%s}", buf);
+#endif
+}
+
+static data1_node *cat_subfield(mc_subfield *psf, WRBUF buf,
+ data1_node *subfield)
+{
+ mc_subfield *p;
+
+ for (p = psf; p && subfield; p = p->next)
+ {
+ if (p->which == MC_SF)
+ {
+ data1_node *found = lookup_subfield(subfield, p->name);
+
+ if (found)
+ {
+ int len;
+
+ if (strcmp(p->prefix, "_"))
+ {
+ wrbuf_puts(buf, " ");
+ wrbuf_puts(buf, p->prefix);
+ }
+
+ if (p->u.in_line)
+ {
+ cat_inline_field(p->u.in_line, buf, found);
+ }
+ else if (p->interval.start == -1)
+ {
+ wrbuf_puts(buf, get_data(found, &len));
+ }
+ else
+ {
+ wrbuf_write(buf, get_data(found, &len)+p->interval.start,
+ p->interval.end-p->interval.start);
+ wrbuf_puts(buf, "");
+ }
+ if (strcmp(p->suffix, "_"))
+ {
+ wrbuf_puts(buf, p->suffix);
+ wrbuf_puts(buf, " ");
+ }
+#if MARCOMP_DEBUG
+ yaz_log(YLOG_LOG, "cat_subfield(): add subfield $%s", found->u.tag.tag);
+#endif
+ subfield = found->next;
+ }
+ }
+ else if (p->which == MC_SFVARIANT)
+ {
+ data1_node *next;
+ do {
+ next = cat_subfield(p->u.child, buf, subfield);
+ if (next == subfield)
+ break;
+ subfield = next;
+ } while (subfield);
+ }
+ else if (p->which == MC_SFGROUP)
+ {
+ mc_subfield *pp;
+ int found;
+
+ for (pp = p->u.child, found = 0; pp; pp = pp->next)
+ {
+ if (!yaz_matchstr(subfield->u.tag.tag, pp->name))
+ {
+ found = 1;
+ break;
+ }
+ }
+ if (found)
+ {
+ wrbuf_puts(buf, " (");
+ subfield = cat_subfield(p->u.child, buf, subfield);
+ wrbuf_puts(buf, ") ");
+ }
+ }
+ }
+ return subfield;
+}
+
+static data1_node *cat_field(struct grs_read_info *p, mc_field *pf,
+ WRBUF buf, data1_node *field)
+{
+ data1_node *subfield;
+ int ind1, ind2;
+
+ if (!pf || !field)
+ return 0;
+
+
+ if (yaz_matchstr(field->u.tag.tag, pf->name))
+ return field->next;
+
+ subfield = field->child;
+
+ if (!subfield)
+ return field->next;
+
+ /*
+ check subfield without indicators
+ */
+
+ if (!pf->list && subfield->which == DATA1N_data)
+ {
+ int len;
+
+ if (pf->interval.start == -1)
+ {
+ wrbuf_puts(buf, get_data(field, &len));
+ }
+ else
+ {
+ wrbuf_write(buf, get_data(field, &len)+pf->interval.start,
+ pf->interval.end-pf->interval.start);
+ wrbuf_puts(buf, "");
+ }
+#if MARCOMP_DEBUG
+ yaz_log(YLOG_LOG, "cat_field(): got buffer {%s}", buf);
+#endif
+ return field->next;
+ }
+
+ /*
+ check indicators
+ */
+
+ ind1 = (subfield->u.tag.tag[0] == ' ') ? '_':subfield->u.tag.tag[0];
+ ind2 = (subfield->u.tag.tag[1] == ' ') ? '_':subfield->u.tag.tag[1];
+
+ if (!(
+ ((pf->ind1[0] == '.') || (ind1 == pf->ind1[0])) &&
+ ((pf->ind2[0] == '.') || (ind2 == pf->ind2[0]))
+ ))
+ {
+#if MARCOMP_DEBUG
+ yaz_log(YLOG_WARN, "Field %s missed -- does not match indicators", field->u.tag.tag);
+#endif
+ return field->next;
+ }
+
+ subfield = subfield->child;
+
+ if (!subfield)
+ return field->next;
+
+ cat_subfield(pf->list, buf, subfield);
+
+#if MARCOMP_DEBUG
+ yaz_log(YLOG_LOG, "cat_field(): got buffer {%s}", buf);
+#endif
+
+ return field->next;
+}
+
+static int is_empty(char *s)
+{
+ char *p = s;
+
+ for (p = s; *p; p++)
+ {
+ if (!isspace(*p))
+ return 0;
+ }
+ return 1;
+}
+
+static void parse_data1_tree(struct grs_read_info *p, const char *mc_stmnt,
+ data1_node *root)
+{
+ data1_marctab *marctab = data1_absyn_getmarctab(p->dh, root->u.root.absyn);
+ data1_node *top = root->child;
+ data1_node *field;
+ mc_context *c;
+ mc_field *pf;
+ WRBUF buf;
+
+ c = mc_mk_context(mc_stmnt+3);
+
+ if (!c)
+ return;
+
+ pf = mc_getfield(c);
+
+ if (!pf)
+ {
+ mc_destroy_context(c);
+ return;
+ }
+ buf = wrbuf_alloc();
+#if MARCOMP_DEBUG
+ yaz_log(YLOG_LOG, "parse_data1_tree(): statement -{%s}", mc_stmnt);
+#endif
+ if (!yaz_matchstr(pf->name, "ldr"))
+ {
+ data1_node *new;
+#if MARCOMP_DEBUG
+ yaz_log(YLOG_LOG,"parse_data1_tree(): try LEADER from {%d} to {%d} positions",
+ pf->interval.start, pf->interval.end);
+#endif
+ new = data1_mk_tag_n(p->dh, p->mem, mc_stmnt, strlen(mc_stmnt), 0, top);
+ data1_mk_text_n(p->dh, p->mem, marctab->leader+pf->interval.start,
+ pf->interval.end-pf->interval.start+1, new);
+ }
+ else
+ {
+ field=top->child;
+
+ while(field)
+ {
+ if (!yaz_matchstr(field->u.tag.tag, pf->name))
+ {
+ data1_node *new;
+ char *pb;
+#if MARCOMP_DEBUG
+ yaz_log(YLOG_LOG, "parse_data1_tree(): try field {%s}", field->u.tag.tag);
+#endif
+ wrbuf_rewind(buf);
+ wrbuf_puts(buf, "");
+
+ field = cat_field(p, pf, buf, field);
+
+ pb = wrbuf_buf(buf);
+ for (pb = strtok(pb, "\n"); pb; pb = strtok(NULL, "\n"))
+ {
+ if (!is_empty(pb))
+ {
+ new = data1_mk_tag_n(p->dh, p->mem, mc_stmnt, strlen(mc_stmnt), 0, top);
+ data1_mk_text_n(p->dh, p->mem, pb, strlen(pb), new);
+ }
+ }
+ }
+ else
+ {
+ field = field->next;
+ }
+ }
+ }
+ mc_destroy_field(pf);
+ mc_destroy_context(c);
+ wrbuf_free(buf, 1);
+}
+
+data1_node *grs_read_marcxml(struct grs_read_info *p)
+{
+ data1_node *root = grs_read_iso2709(p, 1);
+ data1_element *e;
+
+ if (!root)
+ return 0;
+
+ for (e = data1_absyn_getelements(p->dh, root->u.root.absyn); e; e=e->next)
+ {
+ data1_tag *tag = e->tag;
+
+ if (tag && tag->which == DATA1T_string &&
+ !yaz_matchstr(tag->value.string, "mc?"))
+ parse_data1_tree(p, tag->value.string, root);
+ }
+ return root;
+}
+
+data1_node *grs_read_marc(struct grs_read_info *p)
+{
+ data1_node *root = grs_read_iso2709(p, 0);
+ data1_element *e;
+
+ if (!root)
+ return 0;
+
+ for (e = data1_absyn_getelements(p->dh, root->u.root.absyn); e; e=e->next)
+ {
+ data1_tag *tag = e->tag;
+
+ if (tag && tag->which == DATA1T_string &&
+ !yaz_matchstr(tag->value.string, "mc?"))
+ parse_data1_tree(p, tag->value.string, root);
+ }
+ return root;
+}
+
+static void *init_marc(Res res, RecType rt)
+{
+ struct marc_info *p = xmalloc(sizeof(*p));
+ strcpy(p->type, "");
+ return p;
+}
+
+static void config_marc(void *clientData, Res res, const char *args)
+{
+ struct marc_info *p = (struct marc_info*) clientData;
+ if (strlen(args) < sizeof(p->type))
+ strcpy(p->type, args);
+}
+
+static void destroy_marc(void *clientData)
+{
+ struct marc_info *p = (struct marc_info*) clientData;
+ xfree (p);
+}
+
+
+static int extract_marc(void *clientData, struct recExtractCtrl *ctrl)
+{
+ return zebra_grs_extract(clientData, ctrl, grs_read_marc);
+}
+
+static int retrieve_marc(void *clientData, struct recRetrieveCtrl *ctrl)
+{
+ return zebra_grs_retrieve(clientData, ctrl, grs_read_marc);
+}
+
+static struct recType marc_type = {
+ "grs.marc",
+ init_marc,
+ config_marc,
+ destroy_marc,
+ extract_marc,
+ retrieve_marc,
+};
+
+static int extract_marcxml(void *clientData, struct recExtractCtrl *ctrl)
+{
+ return zebra_grs_extract(clientData, ctrl, grs_read_marcxml);
+}
+
+static int retrieve_marcxml(void *clientData, struct recRetrieveCtrl *ctrl)
+{
+ return zebra_grs_retrieve(clientData, ctrl, grs_read_marcxml);
+}
+
+static struct recType marcxml_type = {
+ "grs.marcxml",
+ init_marc,
+ config_marc,
+ destroy_marc,
+ extract_marcxml,
+ retrieve_marcxml,
+};
+
+RecType
+#ifdef IDZEBRA_STATIC_GRS_MARC
+idzebra_filter_grs_marc
+#else
+idzebra_filter
+#endif
+
+[] = {
+ &marc_type,
+ &marcxml_type,
+ 0,
+};
+
projects / idzebra-moved-to-github.git / blobdiff