-/* $Id: recgrs.c,v 1.89 2004-08-24 14:29:09 adam Exp $
+/* $Id: recgrs.c,v 1.92 2004-10-12 18:21:35 quinn Exp $
Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003,2004
Index Data Aps
#include <sys/types.h>
#ifndef WIN32
#include <unistd.h>
+#include <dlfcn.h>
#endif
#include <yaz/log.h>
#include <yaz/oid.h>
-#include <recctrl.h>
-#include "grsread.h"
+#include <d1_absyn.h>
+#include <idzebra/recgrs.h>
#define GRS_MAX_WORD 512
-struct grs_handler {
- RecTypeGrs type;
- void *clientData;
- int initFlag;
- struct grs_handler *next;
-};
-
-struct grs_handlers {
- struct grs_handler *handlers;
-};
-
-static int read_grs_type (struct grs_handlers *h,
- struct grs_read_info *p, const char *type,
- data1_node **root)
-{
- struct grs_handler *gh = h->handlers;
- const char *cp = strchr (type, '.');
-
- if (cp == NULL || cp == type)
- {
- cp = strlen(type) + type;
- *p->type = 0;
- }
- else
- strcpy (p->type, cp+1);
- for (gh = h->handlers; gh; gh = gh->next)
- {
- if (!memcmp (type, gh->type->type, cp-type) &&
- gh->type->type[cp-type] == '\0')
- {
- if (!gh->initFlag)
- {
- gh->initFlag = 1;
- gh->clientData = (*gh->type->init)();
- }
- p->clientData = gh->clientData;
- *root = (gh->type->read)(p);
- gh->clientData = p->clientData;
- return 0;
- }
- }
- return 1;
-}
-
-static void grs_add_handler (struct grs_handlers *h, RecTypeGrs t)
-{
- struct grs_handler *gh = (struct grs_handler *) xmalloc (sizeof(*gh));
- gh->next = h->handlers;
- h->handlers = gh;
- gh->initFlag = 0;
- gh->clientData = 0;
- gh->type = t;
-}
-
-static void *grs_init(RecType recType)
-{
- struct grs_handlers *h = (struct grs_handlers *) xmalloc (sizeof(*h));
- h->handlers = 0;
-
- grs_add_handler (h, recTypeGrs_sgml);
- grs_add_handler (h, recTypeGrs_regx);
-#if HAVE_TCL_H
- grs_add_handler (h, recTypeGrs_tcl);
-#endif
- grs_add_handler (h, recTypeGrs_marc);
- grs_add_handler (h, recTypeGrs_marcxml);
-#if HAVE_EXPAT_H
- grs_add_handler (h, recTypeGrs_xml);
-#endif
-#if HAVE_PERL
- grs_add_handler (h, recTypeGrs_perl);
-#endif
- grs_add_handler (h, recTypeGrs_danbib);
- return h;
-}
-
-static void grs_destroy(void *clientData)
-{
- struct grs_handlers *h = (struct grs_handlers *) clientData;
- struct grs_handler *gh = h->handlers, *gh_next;
- while (gh)
- {
- gh_next = gh->next;
- if (gh->initFlag)
- (*gh->type->destroy)(gh->clientData);
- xfree (gh);
- gh = gh_next;
- }
- xfree (h);
-}
-
struct source_parser {
int len;
const char *tok;
return dumpkeys(n, p, 0, &wrd);
}
-static int grs_extract_sub(struct grs_handlers *h, struct recExtractCtrl *p,
- NMEM mem)
+static int grs_extract_sub(void *clientData, struct recExtractCtrl *p,
+ NMEM mem,
+ data1_node *(*grs_read)(struct grs_read_info *))
{
data1_node *n;
struct grs_read_info gri;
gri.offset = p->offset;
gri.mem = mem;
gri.dh = p->dh;
+ gri.clientData = clientData;
- if (read_grs_type (h, &gri, p->subType, &n))
- return RECCTRL_EXTRACT_ERROR_NO_SUCH_FILTER;
+ n = (*grs_read)(&gri);
if (!n)
return RECCTRL_EXTRACT_EOF;
oe.proto = PROTO_Z3950;
return RECCTRL_EXTRACT_OK;
}
-static int grs_extract(void *clientData, struct recExtractCtrl *p)
+int zebra_grs_extract(void *clientData, struct recExtractCtrl *p,
+ data1_node *(*grs_read)(struct grs_read_info *))
{
int ret;
NMEM mem = nmem_create ();
- struct grs_handlers *h = (struct grs_handlers *) clientData;
-
- ret = grs_extract_sub(h, p, mem);
+ ret = grs_extract_sub(clientData, p, mem, grs_read);
nmem_destroy(mem);
return ret;
}
data1_mk_text (p->dh, mem, i2, n);
}
-static int grs_retrieve(void *clientData, struct recRetrieveCtrl *p)
+int zebra_grs_retrieve(void *clientData, struct recRetrieveCtrl *p,
+ data1_node *(*grs_read)(struct grs_read_info *))
{
data1_node *node = 0, *onode = 0, *top;
data1_node *dnew;
NMEM mem;
struct grs_read_info gri;
const char *tagname;
- struct grs_handlers *h = (struct grs_handlers *) clientData;
+
int requested_schema = VAL_NONE;
data1_marctab *marctab;
int dummy;
gri.offset = 0;
gri.mem = mem;
gri.dh = p->dh;
+ gri.clientData = clientData;
yaz_log(LOG_DEBUG, "grs_retrieve");
- if (read_grs_type (h, &gri, p->subType, &node))
- {
- p->diagnostic = 14;
- nmem_destroy (mem);
- return 0;
- }
+ node = (*grs_read)(&gri);
if (!node)
{
p->diagnostic = 14;
sprintf(dnew->u.data.data, ZINT_FORMAT, p->localno);
dnew->u.data.len = strlen(dnew->u.data.data);
}
+
+ if (p->input_format == VAL_TEXT_XML)
+ zebra_xml_metadata (p, top, mem);
+
#if 0
data1_pr_tree (p->dh, node, stdout);
#endif
p->input_format : VAL_SUTRS))
{
case VAL_TEXT_XML:
- zebra_xml_metadata (p, top, mem);
#if 0
data1_pr_tree (p->dh, node, stdout);
return 0;
}
-static struct recType grs_type =
-{
- "grs",
- grs_init,
- grs_destroy,
- grs_extract,
- grs_retrieve
-};
-
-RecType recTypeGrs = &grs_type;