/* This file is part of the YAZ toolkit.
- * Copyright (C) 1995-2010 Index Data
+ * Copyright (C) Index Data
* See the file LICENSE for details.
*/
#include <stdio.h>
#include <string.h>
-#include <ctype.h>
#include <yaz/marcdisp.h>
#include <yaz/wrbuf.h>
#include <yaz/yaz-util.h>
}
if (ptr_code->type == XML_TEXT_NODE)
{
- ctrl_data_len =
+ ctrl_data_len =
strlen((const char *)ptr_code->content);
}
else
return 0;
}
-static int yaz_marc_read_xml_leader(yaz_marc_t mt, const xmlNode **ptr_p)
+const char *tag_value_extract(const char *name, char tag_buffer[5])
+{
+ size_t length = strlen(name);
+ if (length == 3)
+ {
+ strcpy(tag_buffer, name);
+ return tag_buffer;
+ }
+ return 0;
+}
+
+// Given a xmlNode ptr, extract a value from either a element name or from a given attribute
+char *element_attribute_value_extract(const xmlNode *ptr,
+ const char *attribute_name,
+ NMEM nmem)
+{
+ const char *name = (const char *) ptr->name;
+ size_t length = strlen(name);
+ xmlAttr *attr;
+ if (length > 1 )
+ return nmem_strdup(nmem, name+1);
+ // TODO Extract from attribute where matches attribute_name
+ for (attr = ptr->properties; attr; attr = attr->next)
+ if (!strcmp((const char *)attr->name, attribute_name))
+ return nmem_text_node_cdata(attr->children, nmem);
+ return 0;
+}
+
+
+int yaz_marc_read_turbo_xml_subfields(yaz_marc_t mt, const xmlNode *ptr)
+{
+ for (; ptr; ptr = ptr->next)
+ {
+ if (ptr->type == XML_ELEMENT_NODE)
+ {
+ if (!strncmp((const char *) ptr->name, "s", 1))
+ {
+ NMEM nmem = yaz_marc_get_nmem(mt);
+ xmlNode *p;
+ size_t ctrl_data_len = 0;
+ char *ctrl_data_buf = 0;
+ const char *tag_value = element_attribute_value_extract(ptr, "code", nmem);
+ if (!tag_value)
+ {
+ yaz_marc_cprintf(
+ mt, "Missing 'code' value for 'subfield'" );
+ return -1;
+ }
+
+ ctrl_data_len = strlen((const char *) tag_value);
+ // Extract (length) from CDATA
+ for (p = ptr->children; p ; p = p->next)
+ if (p->type == XML_TEXT_NODE)
+ ctrl_data_len += strlen((const char *)p->content);
+ // Allocate memory for code value (1 character (can be multi-byte) and data
+ ctrl_data_buf = (char *) nmem_malloc(nmem, ctrl_data_len+1);
+ // Build a string with "<Code><data>"
+ strcpy(ctrl_data_buf, (const char *) tag_value);
+ for (p = ptr->children; p ; p = p->next)
+ if (p->type == XML_TEXT_NODE)
+ strcat(ctrl_data_buf, (const char *)p->content);
+ yaz_marc_add_subfield(mt, ctrl_data_buf, ctrl_data_len);
+ }
+ else
+ {
+ yaz_marc_cprintf(
+ mt, "Expected element 'subfield', got '%.80s'", ptr->name);
+ return -1;
+ }
+ }
+ }
+ return 0;
+}
+
+
+static int yaz_marc_read_xml_leader(yaz_marc_t mt, const xmlNode **ptr_p,
+ int *indicator_length)
{
- int indicator_length;
int identifier_length;
int base_address;
int length_data_entry;
for(; ptr; ptr = ptr->next)
if (ptr->type == XML_ELEMENT_NODE)
{
- if (!strcmp((const char *) ptr->name, "leader"))
+ if ( !strcmp( (const char *) ptr->name, "leader") ||
+ (!strncmp((const char *) ptr->name, "l", 1) ))
{
xmlNode *p = ptr->children;
for(; p; p = p->next)
if (p->type == XML_TEXT_NODE)
leader = (const char *) p->content;
- break;
- }
- else
- {
- yaz_marc_cprintf(
- mt, "Expected element 'leader', got '%.80s'", ptr->name);
+ ptr = ptr->next;
}
+ break;
}
if (!leader)
{
- yaz_marc_cprintf(mt, "Missing element 'leader'");
- return -1;
+ yaz_marc_cprintf(mt, "Missing leader. Inserting fake leader");
+ leader = "00000nam a22000000a 4500";
}
if (strlen(leader) != 24)
{
return -1;
}
yaz_marc_set_leader(mt, leader,
- &indicator_length,
+ indicator_length,
&identifier_length,
&base_address,
&length_data_entry,
return 0;
}
-static int yaz_marc_read_xml_fields(yaz_marc_t mt, const xmlNode *ptr)
+static int yaz_marc_read_xml_fields(yaz_marc_t mt, const xmlNode *ptr,
+ int indicator_length)
{
for(; ptr; ptr = ptr->next)
if (ptr->type == XML_ELEMENT_NODE)
{
- if (!strcmp((const char *) ptr->name, "controlfield"))
+ if (!strcmp( (const char *) ptr->name, "controlfield"))
{
const xmlNode *ptr_tag = 0;
struct _xmlAttr *attr;
const xmlNode *ptr_tag = 0;
struct _xmlAttr *attr;
int i;
- for (i = 0; i<11; i++)
- indstr[i] = '\0';
+ for (i = 0; i < indicator_length; i++)
+ indstr[i] = ' ';
+ indstr[i] = '\0';
for (attr = ptr->properties; attr; attr = attr->next)
if (!strcmp((const char *)attr->name, "tag"))
ptr_tag = attr->children;
else if (strlen((const char *)attr->name) == 4 &&
!memcmp(attr->name, "ind", 3))
{
- int no = atoi((const char *)attr->name+3);
- if (attr->children
- && attr->children->type == XML_TEXT_NODE)
- indstr[no] = attr->children->content[0];
+ int no = atoi((const char *)attr->name + 3);
+ if (attr->children &&
+ attr->children->type == XML_TEXT_NODE &&
+ no <= indicator_length && no > 0 &&
+ attr->children->content[0])
+ {
+ indstr[no - 1] = attr->children->content[0];
+ }
+ else
+ {
+ yaz_marc_cprintf(
+ mt, "Bad attribute '%.80s' for 'datafield'",
+ attr->name);
+ }
}
else
{
mt, "Missing attribute 'tag' for 'datafield'" );
return -1;
}
- /* note that indstr[0] is unused so we use indstr[1..] */
yaz_marc_add_datafield_xml(mt, ptr_tag,
- indstr+1, strlen(indstr+1));
-
+ indstr, indicator_length);
if (yaz_marc_read_xml_subfields(mt, ptr->children))
return -1;
}
}
return 0;
}
+
+
+static int yaz_marc_read_turbo_xml_fields(yaz_marc_t mt, const xmlNode *ptr,
+ int indicator_length)
+{
+ for(; ptr; ptr = ptr->next)
+ if (ptr->type == XML_ELEMENT_NODE)
+ {
+ if (!strncmp( (const char *) ptr->name, "c", 1))
+ {
+ NMEM nmem = yaz_marc_get_nmem(mt);
+ char *tag_value = element_attribute_value_extract(ptr, "tag", nmem);
+ if (!tag_value)
+ {
+ yaz_marc_cprintf(
+ mt, "Missing attribute 'tag' for 'controlfield'" );
+ return -1;
+ }
+ yaz_marc_add_controlfield_xml2(mt, tag_value, ptr->children);
+ }
+ else if (!strncmp((const char *) ptr->name, "d",1))
+ {
+ struct _xmlAttr *attr;
+ NMEM nmem = yaz_marc_get_nmem(mt);
+ char *tag_value;
+ char *indstr = nmem_malloc(nmem, indicator_length + 1);
+ int i = 0;
+ for (i = 0; i < indicator_length; i++)
+ indstr[i] = ' ';
+ indstr[i] = '\0';
+ tag_value = element_attribute_value_extract(ptr, "tag", nmem);
+ if (!tag_value)
+ {
+ yaz_marc_cprintf(
+ mt, "Missing attribute 'tag' for 'datafield'" );
+ return -1;
+ }
+ for (attr = ptr->properties; attr; attr = attr->next)
+ if (strlen((const char *)attr->name) == 2 &&
+ attr->name[0] == 'i')
+ {
+ //extract indicator attribute from i#="Y" pattern
+ int no = atoi((const char *)attr->name + 1);
+ if (attr->children &&
+ attr->children->type == XML_TEXT_NODE &&
+ no <= indicator_length && no > 0 &&
+ attr->children->content[0])
+ {
+ indstr[no - 1] = attr->children->content[0];
+ }
+ else
+ {
+ yaz_marc_cprintf(
+ mt, "Bad attribute '%.80s' for 'd'",attr->name);
+ }
+ }
+ else
+ {
+ yaz_marc_cprintf(
+ mt, "Bad attribute '%.80s' for 'd'", attr->name);
+ }
+ yaz_marc_add_datafield_xml2(mt, tag_value, indstr);
+ if (yaz_marc_read_turbo_xml_subfields(mt, ptr->children /*, indstr */))
+ return -1;
+ }
+ else
+ {
+ yaz_marc_cprintf(mt,
+ "Expected element controlfield or datafield,"
+ " got %.80s", ptr->name);
+ return -1;
+ }
+ }
+ return 0;
+}
+
+
#endif
#if YAZ_HAVE_XML2
int yaz_marc_read_xml(yaz_marc_t mt, const xmlNode *ptr)
{
+ int indicator_length = 0;
+ int format = 0;
yaz_marc_reset(mt);
for(; ptr; ptr = ptr->next)
if (ptr->type == XML_ELEMENT_NODE)
{
if (!strcmp((const char *) ptr->name, "record"))
+ {
+ format = YAZ_MARC_MARCXML;
+ break;
+ }
+ else if (!strcmp((const char *) ptr->name, "r"))
+ {
+ format = YAZ_MARC_TURBOMARC;
break;
+ }
else
{
yaz_marc_cprintf(
}
/* ptr points to record node now */
ptr = ptr->children;
- if (yaz_marc_read_xml_leader(mt, &ptr))
+ if (yaz_marc_read_xml_leader(mt, &ptr, &indicator_length))
return -1;
- return yaz_marc_read_xml_fields(mt, ptr->next);
+
+ switch (format)
+ {
+ case YAZ_MARC_MARCXML:
+ return yaz_marc_read_xml_fields(mt, ptr, indicator_length);
+ case YAZ_MARC_TURBOMARC:
+ return yaz_marc_read_turbo_xml_fields(mt, ptr, indicator_length);
+ }
+ return -1;
}
#endif