/*
- * Copyright (c) 1995-2002, Index Data
+ * Copyright (c) 1995-2003, Index Data
* See the file LICENSE for details.
*
- * $Id: marcdisp.c,v 1.22 2002-10-04 11:24:55 adam Exp $
+ * $Id: marcdisp.c,v 1.29 2003-02-12 22:02:47 adam Exp $
*/
#if HAVE_CONFIG_H
#include <yaz/wrbuf.h>
#include <yaz/yaz-util.h>
-int yaz_marc_decode (const char *buf, WRBUF wr, int debug, int bsize, int xml)
+struct yaz_marc_t_ {
+ WRBUF m_wr;
+ int xml;
+ int debug;
+};
+
+yaz_marc_t yaz_marc_create(void)
+{
+ yaz_marc_t mt = (yaz_marc_t) xmalloc(sizeof(*mt));
+ mt->xml = YAZ_MARC_LINE;
+ mt->debug = 0;
+ mt->m_wr = wrbuf_alloc();
+ return mt;
+}
+
+void yaz_marc_destroy(yaz_marc_t mt)
+{
+ if (!mt)
+ return ;
+ wrbuf_free (mt->m_wr, 1);
+ xfree (mt);
+}
+
+static void marc_cdata (yaz_marc_t mt, const char *buf, size_t len, WRBUF wr)
+{
+ size_t i;
+ for (i = 0; i<len; i++)
+ {
+ if (mt->xml)
+ {
+ switch (buf[i]) {
+ case '<':
+ wrbuf_puts(wr, "<");
+ break;
+ case '>':
+ wrbuf_puts(wr, ">");
+ break;
+ case '&':
+ wrbuf_puts(wr, "&");
+ break;
+ default:
+ wrbuf_putc(wr, buf[i]);
+ }
+ }
+ else
+ wrbuf_putc(wr, buf[i]);
+ }
+}
+
+#if 0
+static void marc_cdata (yaz_marc_t mt, const char *buf, size_t len)
+{
+ if (!mt->cd)
+ marc_cdata2 (mt, buf, len);
+ else
+ {
+ char outbuf[12];
+ size_t inbytesleft = len;
+ const char *inp = buf;
+
+ while (inbytesleft)
+ {
+ size_t outbytesleft = sizeof(outbuf);
+ char *outp = outbuf;
+ size_t r = yaz_iconv (mt->cd, (char**) &inp, &inbytesleft,
+ &outp, &outbytesleft);
+ if (r == (size_t) (-1))
+ {
+ int e = yaz_iconv_error(mt->cd);
+ if (e != YAZ_ICONV_E2BIG)
+ break;
+ }
+ marc_cdata2 (mt, outbuf, outp - outbuf);
+ }
+ }
+}
+#endif
+
+int yaz_marc_decode_wrbuf (yaz_marc_t mt, const char *buf, int bsize, WRBUF wr)
{
int entry_p;
int record_length;
int length_starting;
int length_implementation;
+ wrbuf_rewind(wr);
+
record_length = atoi_n (buf, 5);
if (record_length < 25)
{
- if (debug)
+ if (mt->debug)
{
char str[40];
length_starting = atoi_n (buf+21, 1);
length_implementation = atoi_n (buf+22, 1);
- if (xml)
+ if (mt->xml)
{
char str[80];
int i;
- if (xml > 1)
+ switch(mt->xml)
{
+ case YAZ_MARC_SIMPLEXML:
+ wrbuf_puts (wr, "<iso2709\n");
+ sprintf (str, " RecordStatus=\"%c\"\n", buf[5]);
+ wrbuf_puts (wr, str);
+ sprintf (str, " TypeOfRecord=\"%c\"\n", buf[6]);
+ wrbuf_puts (wr, str);
+ for (i = 1; i<=19; i++)
+ {
+ sprintf (str, " ImplDefined%d=\"%c\"\n", i, buf[6+i]);
+ wrbuf_puts (wr, str);
+ }
+ wrbuf_puts (wr, ">\n");
+ break;
+ case YAZ_MARC_OAIMARC:
wrbuf_puts(
wr,
"<oai_marc xmlns=\"http://www.openarchives.org/OIA/oai_marc\""
sprintf (str, " status=\"%c\" type=\"%c\" catForm=\"%c\">\n",
buf[5], buf[6], buf[7]);
wrbuf_puts (wr, str);
- }
- else
- {
- wrbuf_puts (wr, "<iso2709\n");
- sprintf (str, " RecordStatus=\"%c\"\n", buf[5]);
- wrbuf_puts (wr, str);
- sprintf (str, " TypeOfRecord=\"%c\"\n", buf[6]);
- wrbuf_puts (wr, str);
- for (i = 1; i<=19; i++)
- {
- sprintf (str, " ImplDefined%d=\"%c\"\n", i, buf[6+i]);
- wrbuf_puts (wr, str);
- }
- wrbuf_puts (wr, ">\n");
+ break;
+ case YAZ_MARC_MARCXML:
+ wrbuf_printf(
+ wr,
+ "<record xmlns=\"http://www.loc.gov/MARC21/slim\">\n"
+ " <leader>%.24s</leader>\n", buf);
+ break;
}
}
- if (debug)
+ if (mt->debug)
{
char str[40];
- if (xml)
+ if (mt->xml)
wrbuf_puts (wr, "<!--\n");
sprintf (str, "Record length %5d\n", record_length);
wrbuf_puts (wr, str);
wrbuf_puts (wr, str);
sprintf (str, "Length implementation %5d\n", length_implementation);
wrbuf_puts (wr, str);
- if (xml)
+ if (mt->xml)
wrbuf_puts (wr, "-->\n");
}
}
else if (!memcmp (tag, "00", 2))
identifier_flag = 0;
-
-
- if (xml)
- {
- if (xml > 1)
- {
- if (identifier_flag)
- wrbuf_puts (wr, "<varfield id=\"");
- else
- wrbuf_puts (wr, "<fixfield id=\"");
- wrbuf_puts (wr, tag);
- wrbuf_puts (wr, "\"");
- }
- else
- {
- wrbuf_puts (wr, "<field tag=\"");
- wrbuf_puts (wr, tag);
- wrbuf_puts (wr, "\"");
- }
- }
- else
+
+ switch(mt->xml)
{
- if (debug)
+ case YAZ_MARC_LINE:
+ if (mt->debug)
wrbuf_puts (wr, "Tag: ");
wrbuf_puts (wr, tag);
wrbuf_puts (wr, " ");
+ break;
+ case YAZ_MARC_SIMPLEXML:
+ wrbuf_printf (wr, "<field tag=\"%s\"", tag);
+ break;
+ case YAZ_MARC_OAIMARC:
+ if (identifier_flag)
+ wrbuf_printf (wr, " <varfield id=\"%s\"", tag);
+ else
+ wrbuf_printf (wr, " <fixfield id=\"%s\"", tag);
+ break;
+ case YAZ_MARC_MARCXML:
+ if (identifier_flag)
+ wrbuf_printf (wr, " <datafield tag=\"%s\"", tag);
+ else
+ wrbuf_printf (wr, " <controlfield tag=\"%s\"", tag);
}
if (identifier_flag)
{
- if (debug && !xml)
- wrbuf_puts (wr, " Ind: ");
for (j = 0; j<indicator_length; j++, i++)
{
- if (xml)
+ switch(mt->xml)
{
- char nostr[30];
- if (xml > 1)
- sprintf (nostr, " i%d=\"%c\"", j+1, buf[i]);
- else
- sprintf (nostr, " Indicator%d=\"%c\"", j+1, buf[i]);
- wrbuf_puts (wr, nostr);
- }
- else
+ case YAZ_MARC_LINE:
+ if (mt->debug)
+ wrbuf_puts (wr, " Ind: ");
wrbuf_putc (wr, buf[i]);
+ break;
+ case YAZ_MARC_SIMPLEXML:
+ wrbuf_printf (wr, " Indicator%d=\"%c\"", j+1, buf[i]);
+ break;
+ case YAZ_MARC_OAIMARC:
+ wrbuf_printf (wr, " i%d=\"%c\"", j+1, buf[i]);
+ break;
+ case YAZ_MARC_MARCXML:
+ wrbuf_printf (wr, " ind%d=\"%c\"", j+1, buf[i]);
+ }
}
}
- if (xml)
+ if (mt->xml)
{
wrbuf_puts (wr, ">");
if (identifier_flag)
}
else
{
- if (debug && !xml)
+ if (mt->debug && !mt->xml)
wrbuf_puts (wr, " Fields: ");
}
- while (buf[i] != ISO2709_RS && buf[i] != ISO2709_FS && i < end_offset)
- {
- if (identifier_flag)
- {
- i++;
- if (xml)
+ if (identifier_flag)
+ {
+ while (buf[i] != ISO2709_RS && buf[i] != ISO2709_FS && i < end_offset)
+ {
+ int i0;
+ i++;
+ switch(mt->xml)
{
- if (xml > 1)
- wrbuf_puts (wr, " <subfield label=\"");
- else
- wrbuf_puts (wr, " <subfield code=\"");
+ case YAZ_MARC_LINE:
+ wrbuf_puts (wr, " $");
+ for (j = 1; j<identifier_length; j++, i++)
+ wrbuf_putc (wr, buf[i]);
+ wrbuf_putc (wr, ' ');
+ break;
+ case YAZ_MARC_SIMPLEXML:
+ wrbuf_puts (wr, " <subfield code=\"");
for (j = 1; j<identifier_length; j++, i++)
wrbuf_putc (wr, buf[i]);
wrbuf_puts (wr, "\">");
- }
- else
- {
- wrbuf_puts (wr, " $");
+ break;
+ case YAZ_MARC_OAIMARC:
+ wrbuf_puts (wr, " <subfield label=\"");
for (j = 1; j<identifier_length; j++, i++)
wrbuf_putc (wr, buf[i]);
- wrbuf_putc (wr, ' ');
- }
- while (buf[i] != ISO2709_RS && buf[i] != ISO2709_IDFS &&
- buf[i] != ISO2709_FS && i < end_offset)
- {
- if (xml && buf[i] == '<')
- wrbuf_puts(wr, "<");
- else if (xml && buf[i] == '&')
- wrbuf_puts(wr, "&");
- else
+ wrbuf_puts (wr, "\">");
+ break;
+ case YAZ_MARC_MARCXML:
+ wrbuf_puts (wr, " <subfield code=\"");
+ for (j = 1; j<identifier_length; j++, i++)
wrbuf_putc (wr, buf[i]);
- i++;
- }
- if (xml)
+ wrbuf_puts (wr, "\">");
+ break;
+ }
+ i0 = i;
+ while (buf[i] != ISO2709_RS && buf[i] != ISO2709_IDFS &&
+ buf[i] != ISO2709_FS && i < end_offset)
+ i++;
+ marc_cdata(mt, buf + i0, i - i0, wr);
+
+ if (mt->xml)
wrbuf_puts (wr, "</subfield>\n");
- }
- else
- {
- if (xml && buf[i] == '<')
- wrbuf_puts(wr, "<");
- else if (xml && buf[i] == '&')
- wrbuf_puts(wr, "&");
- else if (xml && buf[i] == '"')
- wrbuf_puts(wr, """);
- else
- wrbuf_putc (wr, buf[i]);
- i++;
- }
+ }
+ }
+ else
+ {
+ int i0 = i;
+ while (buf[i] != ISO2709_RS && buf[i] != ISO2709_FS && i < end_offset)
+ i++;
+ marc_cdata(mt, buf + i0, i - i0, wr);
}
- if (!xml)
+ if (!mt->xml)
wrbuf_putc (wr, '\n');
if (i < end_offset)
wrbuf_puts (wr, " <!-- separator but not at end of field -->\n");
if (buf[i] != ISO2709_RS && buf[i] != ISO2709_FS)
wrbuf_puts (wr, " <!-- no separator at end of field -->\n");
- if (xml)
+ switch(mt->xml)
{
- if (xml > 1)
- {
- if (identifier_flag)
- wrbuf_puts (wr, "</varfield>\n");
- else
- wrbuf_puts (wr, "</fixfield>\n");
- }
+ case YAZ_MARC_SIMPLEXML:
+ wrbuf_puts (wr, "</field>\n");
+ break;
+ case YAZ_MARC_OAIMARC:
+ if (identifier_flag)
+ wrbuf_puts (wr, " </varfield>\n");
else
- wrbuf_puts (wr, "</field>\n");
+ wrbuf_puts (wr, " </fixfield>\n");
+ break;
+ case YAZ_MARC_MARCXML:
+ if (identifier_flag)
+ wrbuf_puts (wr, " </datafield>\n");
+ else
+ wrbuf_puts (wr, " </controlfield>\n");
+ break;
}
}
- if (xml)
+ switch (mt->xml)
{
- if (xml > 1)
- wrbuf_puts (wr, "</oai_marc>\n");
- else
- wrbuf_puts (wr, "</iso2709>\n");
+ case YAZ_MARC_LINE:
+ wrbuf_puts (wr, "");
+ break;
+ case YAZ_MARC_SIMPLEXML:
+ wrbuf_puts (wr, "</iso2709>\n");
+ break;
+ case YAZ_MARC_OAIMARC:
+ wrbuf_puts (wr, "</oai_marc>\n");
+ break;
+ case YAZ_MARC_MARCXML:
+ wrbuf_puts (wr, "</record>\n");
+ break;
}
- wrbuf_puts (wr, "");
return record_length;
}
-int marc_display_wrbuf (const char *buf, WRBUF wr, int debug,
- int bsize)
+int yaz_marc_decode_buf (yaz_marc_t mt, const char *buf, int bsize,
+ char **result, int *rsize)
{
- return yaz_marc_decode (buf, wr, debug, bsize, 0);
+ int r = yaz_marc_decode_wrbuf(mt, buf, bsize, mt->m_wr);
+ if (r > 0)
+ {
+ if (result)
+ *result = wrbuf_buf(mt->m_wr);
+ if (rsize)
+ *rsize = wrbuf_len(mt->m_wr);
+ }
+ return r;
}
-int marc_display_exl (const char *buf, FILE *outf, int debug, int length)
+void yaz_marc_xml(yaz_marc_t mt, int xmlmode)
{
- int record_length;
+ if (mt)
+ mt->xml = xmlmode;
+}
- WRBUF wrbuf = wrbuf_alloc ();
- record_length = marc_display_wrbuf (buf, wrbuf, debug, length);
+void yaz_marc_debug(yaz_marc_t mt, int level)
+{
+ if (mt)
+ mt->debug = level;
+}
+
+/* depricated */
+int yaz_marc_decode(const char *buf, WRBUF wr, int debug, int bsize, int xml)
+{
+ yaz_marc_t mt = yaz_marc_create();
+ int r;
+
+ mt->debug = debug;
+ mt->xml = xml;
+ r = yaz_marc_decode_wrbuf(mt, buf, bsize, wr);
+ yaz_marc_destroy(mt);
+ return r;
+}
+
+/* depricated */
+int marc_display_wrbuf (const char *buf, WRBUF wr, int debug, int bsize)
+{
+ return yaz_marc_decode(buf, wr, debug, bsize, 0);
+}
+
+/* depricated */
+int marc_display_exl (const char *buf, FILE *outf, int debug, int bsize)
+{
+ yaz_marc_t mt = yaz_marc_create();
+ int r;
+
+ mt->debug = debug;
+ r = yaz_marc_decode_wrbuf (mt, buf, bsize, mt->m_wr);
if (!outf)
outf = stdout;
- if (record_length > 0)
- fwrite (wrbuf_buf(wrbuf), 1, wrbuf_len(wrbuf), outf);
- wrbuf_free (wrbuf, 1);
- return record_length;
+ if (r > 0)
+ fwrite (wrbuf_buf(mt->m_wr), 1, wrbuf_len(mt->m_wr), outf);
+ yaz_marc_destroy(mt);
+ return r;
}
+/* depricated */
int marc_display_ex (const char *buf, FILE *outf, int debug)
{
return marc_display_exl (buf, outf, debug, -1);
}
+/* depricated */
int marc_display (const char *buf, FILE *outf)
{
return marc_display_ex (buf, outf, 0);
}
-