-/* $Id: alvis.c,v 1.1 2005-03-31 12:42:06 adam Exp $
+/* $Id: alvis.c,v 1.11 2006-05-10 08:13:28 adam Exp $
Copyright (C) 1995-2005
Index Data ApS
02111-1307, USA.
*/
-
#include <stdio.h>
#include <assert.h>
#include <ctype.h>
+#include <yaz/diagbib1.h>
+#include <libxml/xmlversion.h>
+#include <libxml/parser.h>
+#include <libxml/tree.h>
+#include <libxml/xmlIO.h>
+#include <libxml/xmlreader.h>
+#include <libxslt/transform.h>
+
#include <idzebra/util.h>
#include <idzebra/recctrl.h>
+struct filter_schema {
+ const char *name;
+ const char *identifier;
+ const char *stylesheet;
+ struct filter_schema *next;
+ const char *default_schema;
+ const char *include_snippet;
+ xsltStylesheetPtr stylesheet_xsp;
+};
+
struct filter_info {
- char *sep;
+ xmlDocPtr doc;
+ char *fname;
+ const char *split_level;
+ const char *split_path;
+ ODR odr;
+ struct filter_schema *schemas;
+ xmlTextReaderPtr reader;
};
-static void *filter_init (Res res, RecType recType)
+#define ZEBRA_SCHEMA_XSLT_NS "http://indexdata.dk/zebra/xslt/1"
+
+#define XML_STRCMP(a,b) strcmp((char*)a, b)
+#define XML_STRLEN(a) strlen((char*)a)
+
+static const char *zebra_xslt_ns = ZEBRA_SCHEMA_XSLT_NS;
+
+static void set_param_xml(const char **params, const char *name,
+ const char *value, ODR odr)
+{
+ while (*params)
+ params++;
+ params[0] = name;
+ params[1] = value;
+ params[2] = 0;
+}
+
+static void set_param_str(const char **params, const char *name,
+ const char *value, ODR odr)
+{
+ char *quoted = odr_malloc(odr, 3 + strlen(value));
+ sprintf(quoted, "'%s'", value);
+ while (*params)
+ params++;
+ params[0] = name;
+ params[1] = quoted;
+ params[2] = 0;
+}
+
+static void set_param_int(const char **params, const char *name,
+ zint value, ODR odr)
+{
+ char *quoted = odr_malloc(odr, 30); /* 25 digits enough for 2^64 */
+ while (*params)
+ params++;
+ sprintf(quoted, "'" ZINT_FORMAT "'", value);
+ params[0] = name;
+ params[1] = quoted;
+ params[2] = 0;
+}
+
+#define ENABLE_INPUT_CALLBACK 0
+
+#if ENABLE_INPUT_CALLBACK
+static int zebra_xmlInputMatchCallback (char const *filename)
+{
+ yaz_log(YLOG_LOG, "match %s", filename);
+ return 0;
+}
+
+static void * zebra_xmlInputOpenCallback (char const *filename)
+{
+ return 0;
+}
+
+static int zebra_xmlInputReadCallback (void * context, char * buffer, int len)
+{
+ return 0;
+}
+
+static int zebra_xmlInputCloseCallback (void * context)
+{
+ return 0;
+}
+#endif
+
+static void *filter_init(Res res, RecType recType)
{
struct filter_info *tinfo = (struct filter_info *) xmalloc(sizeof(*tinfo));
- tinfo->sep = 0;
+ tinfo->reader = 0;
+ tinfo->fname = 0;
+ tinfo->split_level = 0;
+ tinfo->split_path = 0;
+ tinfo->odr = odr_createmem(ODR_ENCODE);
+ tinfo->doc = 0;
+ tinfo->schemas = 0;
+
+#if ENABLE_INPUT_CALLBACK
+ xmlRegisterDefaultInputCallbacks();
+ xmlRegisterInputCallbacks(zebra_xmlInputMatchCallback,
+ zebra_xmlInputOpenCallback,
+ zebra_xmlInputReadCallback,
+ zebra_xmlInputCloseCallback);
+#endif
return tinfo;
}
-static void filter_config(void *clientData, Res res, const char *args)
+static int attr_content(struct _xmlAttr *attr, const char *name,
+ const char **dst_content)
{
+ if (!XML_STRCMP(attr->name, name) && attr->children &&
+ attr->children->type == XML_TEXT_NODE)
+ {
+ *dst_content = (const char *)(attr->children->content);
+ return 1;
+ }
+ return 0;
+}
+static void destroy_schemas(struct filter_info *tinfo)
+{
+ struct filter_schema *schema = tinfo->schemas;
+ while (schema)
+ {
+ struct filter_schema *schema_next = schema->next;
+ if (schema->stylesheet_xsp)
+ xsltFreeStylesheet(schema->stylesheet_xsp);
+ xfree(schema);
+ schema = schema_next;
+ }
+ tinfo->schemas = 0;
+ xfree(tinfo->fname);
+ if (tinfo->doc)
+ xmlFreeDoc(tinfo->doc);
+ tinfo->doc = 0;
}
-static void filter_destroy(void *clientData)
+static ZEBRA_RES create_schemas(struct filter_info *tinfo, const char *fname)
+{
+ xmlNodePtr ptr;
+ tinfo->fname = xstrdup(fname);
+ tinfo->doc = xmlParseFile(tinfo->fname);
+ if (!tinfo->doc)
+ return ZEBRA_FAIL;
+ ptr = xmlDocGetRootElement(tinfo->doc);
+ if (!ptr || ptr->type != XML_ELEMENT_NODE ||
+ XML_STRCMP(ptr->name, "schemaInfo"))
+ return ZEBRA_FAIL;
+ for (ptr = ptr->children; ptr; ptr = ptr->next)
+ {
+ if (ptr->type != XML_ELEMENT_NODE)
+ continue;
+ if (!XML_STRCMP(ptr->name, "schema"))
+ {
+ struct _xmlAttr *attr;
+ struct filter_schema *schema = xmalloc(sizeof(*schema));
+ schema->name = 0;
+ schema->identifier = 0;
+ schema->stylesheet = 0;
+ schema->default_schema = 0;
+ schema->next = tinfo->schemas;
+ schema->stylesheet_xsp = 0;
+ schema->include_snippet = 0;
+ tinfo->schemas = schema;
+ for (attr = ptr->properties; attr; attr = attr->next)
+ {
+ attr_content(attr, "identifier", &schema->identifier);
+ attr_content(attr, "name", &schema->name);
+ attr_content(attr, "stylesheet", &schema->stylesheet);
+ attr_content(attr, "default", &schema->default_schema);
+ attr_content(attr, "snippet", &schema->include_snippet);
+ }
+ if (schema->stylesheet)
+ schema->stylesheet_xsp =
+ xsltParseStylesheetFile(
+ (const xmlChar*) schema->stylesheet);
+ }
+ else if (!XML_STRCMP(ptr->name, "split"))
+ {
+ struct _xmlAttr *attr;
+ for (attr = ptr->properties; attr; attr = attr->next)
+ {
+ attr_content(attr, "level", &tinfo->split_level);
+ attr_content(attr, "path", &tinfo->split_path);
+ }
+ }
+ else
+ {
+ yaz_log(YLOG_WARN, "Bad element %s in %s", ptr->name, fname);
+ return ZEBRA_FAIL;
+ }
+ }
+ return ZEBRA_OK;
+}
+
+static struct filter_schema *lookup_schema(struct filter_info *tinfo,
+ const char *est)
+{
+ struct filter_schema *schema;
+ for (schema = tinfo->schemas; schema; schema = schema->next)
+ {
+ if (est)
+ {
+ if (schema->identifier && !strcmp(schema->identifier, est))
+ return schema;
+ if (schema->name && !strcmp(schema->name, est))
+ return schema;
+ }
+ if (schema->default_schema)
+ return schema;
+ }
+ return 0;
+}
+
+static ZEBRA_RES filter_config(void *clientData, Res res, const char *args)
{
struct filter_info *tinfo = clientData;
- xfree (tinfo->sep);
- xfree (tinfo);
+ if (!args || !*args)
+ return ZEBRA_FAIL;
+ if (tinfo->fname && !strcmp(args, tinfo->fname))
+ return ZEBRA_OK;
+ destroy_schemas(tinfo);
+ create_schemas(tinfo, args);
+ return ZEBRA_OK;
}
-struct fi_info {
- struct recExtractCtrl *p;
- char *buf;
- int offset;
- int max;
-};
+static void filter_destroy(void *clientData)
+{
+ struct filter_info *tinfo = clientData;
+ destroy_schemas(tinfo);
+ if (tinfo->reader)
+ xmlFreeTextReader(tinfo->reader);
+ odr_destroy(tinfo->odr);
+ xfree(tinfo);
+}
-static struct fi_info *fi_open(struct recExtractCtrl *p)
+static int ioread_ex(void *context, char *buffer, int len)
{
- struct fi_info *fi = (struct fi_info *) xmalloc (sizeof(*fi));
+ struct recExtractCtrl *p = context;
+ return (*p->readf)(p->fh, buffer, len);
+}
- fi->p = p;
- fi->buf = (char *) xmalloc (4096);
- fi->offset = 1;
- fi->max = 1;
- return fi;
+static int ioclose_ex(void *context)
+{
+ return 0;
}
-static int fi_getchar(struct fi_info *fi, char *dst)
+static void index_cdata(struct filter_info *tinfo, struct recExtractCtrl *ctrl,
+ xmlNodePtr ptr, RecWord *recWord)
{
- if (fi->offset >= fi->max)
+ for(; ptr; ptr = ptr->next)
{
- if (fi->max <= 0)
- return 0;
- fi->max = (*fi->p->readf)(fi->p->fh, fi->buf, 4096);
- fi->offset = 0;
- if (fi->max <= 0)
- return 0;
+ index_cdata(tinfo, ctrl, ptr->children, recWord);
+ if (ptr->type != XML_TEXT_NODE)
+ continue;
+ recWord->term_buf = (const char *)ptr->content;
+ recWord->term_len = XML_STRLEN(ptr->content);
+ (*ctrl->tokenAdd)(recWord);
}
- *dst = fi->buf[(fi->offset)++];
- return 1;
}
-static int fi_gets(struct fi_info *fi, char *dst, int max)
+static void index_node(struct filter_info *tinfo, struct recExtractCtrl *ctrl,
+ xmlNodePtr ptr, RecWord *recWord)
{
- int l;
- for (l = 0; l < max; l++)
+ for(; ptr; ptr = ptr->next)
{
- if (!fi_getchar(fi, dst+l))
- return 0;
- if (dst[l] == '\n')
- break;
+ index_node(tinfo, ctrl, ptr->children, recWord);
+ if (ptr->type != XML_ELEMENT_NODE || !ptr->ns ||
+ XML_STRCMP(ptr->ns->href, zebra_xslt_ns))
+ continue;
+ if (!XML_STRCMP(ptr->name, "index"))
+ {
+ const char *name_str = 0;
+ const char *type_str = 0;
+ const char *xpath_str = 0;
+ struct _xmlAttr *attr;
+ for (attr = ptr->properties; attr; attr = attr->next)
+ {
+ attr_content(attr, "name", &name_str);
+ attr_content(attr, "xpath", &xpath_str);
+ attr_content(attr, "type", &type_str);
+ }
+ if (name_str)
+ {
+ int prev_type = recWord->index_type; /* save default type */
+
+ if (type_str && *type_str)
+ recWord->index_type = *type_str; /* type was given */
+ recWord->index_name = name_str;
+ index_cdata(tinfo, ctrl, ptr->children, recWord);
+
+ recWord->index_type = prev_type; /* restore it again */
+ }
+ }
}
- dst[l] = '\0';
- return 1;
}
-static void fi_close (struct fi_info *fi)
+static void index_record(struct filter_info *tinfo,struct recExtractCtrl *ctrl,
+ xmlNodePtr ptr, RecWord *recWord)
{
- xfree (fi->buf);
- xfree (fi);
+ if (ptr && ptr->type == XML_ELEMENT_NODE && ptr->ns &&
+ !XML_STRCMP(ptr->ns->href, zebra_xslt_ns)
+ && !XML_STRCMP(ptr->name, "record"))
+ {
+ const char *type_str = "update";
+ const char *id_str = 0;
+ const char *rank_str = 0;
+ struct _xmlAttr *attr;
+ for (attr = ptr->properties; attr; attr = attr->next)
+ {
+ attr_content(attr, "type", &type_str);
+ attr_content(attr, "id", &id_str);
+ attr_content(attr, "rank", &rank_str);
+ }
+ if (id_str)
+ sscanf(id_str, "%255s", ctrl->match_criteria);
+ if (rank_str)
+ {
+ ctrl->staticrank = atoi(rank_str);
+ yaz_log(YLOG_LOG, "rank=%d",ctrl->staticrank);
+ }
+ else
+ yaz_log(YLOG_LOG, "no rank");
+
+ ptr = ptr->children;
+ }
+ index_node(tinfo, ctrl, ptr, recWord);
}
-
-static int filter_extract(void *clientData, struct recExtractCtrl *p)
+
+static int extract_doc(struct filter_info *tinfo, struct recExtractCtrl *p,
+ xmlDocPtr doc)
{
- struct filter_info *tinfo = clientData;
- char line[512];
RecWord recWord;
- struct fi_info *fi = fi_open(p);
+ const char *params[10];
+ xmlChar *buf_out;
+ int len_out;
+
+ struct filter_schema *schema = lookup_schema(tinfo, zebra_xslt_ns);
+
+ params[0] = 0;
+ set_param_str(params, "schema", zebra_xslt_ns, tinfo->odr);
-#if 0
- yaz_log(YLOG_LOG, "filter_extract off=%ld",
- (long) (*fi->p->tellf)(fi->p->fh));
-#endif
- xfree(tinfo->sep);
- tinfo->sep = 0;
(*p->init)(p, &recWord);
- if (!fi_gets(fi, line, sizeof(line)-1))
- return RECCTRL_EXTRACT_ERROR_GENERIC;
- sscanf(line, "%255s", p->match_criteria);
+ if (schema && schema->stylesheet_xsp)
+ {
+ xmlNodePtr root_ptr;
+ xmlDocPtr resDoc =
+ xsltApplyStylesheet(schema->stylesheet_xsp,
+ doc, params);
+ if (p->flagShowRecords)
+ {
+ xmlDocDumpMemory(resDoc, &buf_out, &len_out);
+ fwrite(buf_out, len_out, 1, stdout);
+ xmlFree(buf_out);
+ }
+ root_ptr = xmlDocGetRootElement(resDoc);
+ if (root_ptr)
+ index_record(tinfo, p, root_ptr, &recWord);
+ else
+ {
+ yaz_log(YLOG_WARN, "No root for index XML record."
+ " split_level=%s stylesheet=%s",
+ tinfo->split_level, schema->stylesheet);
+ }
+ xmlFreeDoc(resDoc);
+ }
+ xmlDocDumpMemory(doc, &buf_out, &len_out);
+ if (p->flagShowRecords)
+ fwrite(buf_out, len_out, 1, stdout);
+ (*p->setStoreData)(p, buf_out, len_out);
+ xmlFree(buf_out);
- recWord.reg_type = 'w';
- while (fi_gets(fi, line, sizeof(line)-1))
+ xmlFreeDoc(doc);
+ return RECCTRL_EXTRACT_OK;
+}
+
+static int extract_split(struct filter_info *tinfo, struct recExtractCtrl *p)
+{
+ int ret;
+ int split_depth = 0;
+ if (p->first_record)
{
- int nor = 0;
- char field[40];
- char *cp;
-#if 0
- yaz_log(YLOG_LOG, "safari line: %s", line);
-#endif
- if (sscanf(line, ZINT_FORMAT " " ZINT_FORMAT " " ZINT_FORMAT " %39s %n",
- &recWord.record_id, &recWord.section_id, &recWord.seqno,
- field, &nor) < 4)
+ if (tinfo->reader)
+ xmlFreeTextReader(tinfo->reader);
+ tinfo->reader = xmlReaderForIO(ioread_ex, ioclose_ex,
+ p /* I/O handler */,
+ 0 /* URL */,
+ 0 /* encoding */,
+ XML_PARSE_XINCLUDE);
+ }
+ if (!tinfo->reader)
+ return RECCTRL_EXTRACT_ERROR_GENERIC;
+
+ if (tinfo->split_level)
+ split_depth = atoi(tinfo->split_level);
+ ret = xmlTextReaderRead(tinfo->reader);
+ while (ret == 1) {
+ int type = xmlTextReaderNodeType(tinfo->reader);
+ int depth = xmlTextReaderDepth(tinfo->reader);
+ if (split_depth == 0 ||
+ (split_depth > 0 &&
+ type == XML_READER_TYPE_ELEMENT && split_depth == depth))
+ {
+ xmlNodePtr ptr = xmlTextReaderExpand(tinfo->reader);
+ xmlNodePtr ptr2 = xmlCopyNode(ptr, 1);
+ xmlDocPtr doc = xmlNewDoc((const xmlChar*) "1.0");
+
+ xmlDocSetRootElement(doc, ptr2);
+
+ return extract_doc(tinfo, p, doc);
+ }
+ ret = xmlTextReaderRead(tinfo->reader);
+ }
+ xmlFreeTextReader(tinfo->reader);
+ tinfo->reader = 0;
+ return RECCTRL_EXTRACT_EOF;
+}
+
+static int extract_full(struct filter_info *tinfo, struct recExtractCtrl *p)
+{
+ if (p->first_record) /* only one record per stream */
+ {
+ xmlDocPtr doc = xmlReadIO(ioread_ex, ioclose_ex, p /* I/O handler */,
+ 0 /* URL */,
+ 0 /* encoding */,
+ XML_PARSE_XINCLUDE);
+ if (!doc)
{
- yaz_log(YLOG_WARN, "Bad safari record line: %s", line);
return RECCTRL_EXTRACT_ERROR_GENERIC;
}
- for (cp = line + nor; *cp == ' '; cp++)
- ;
- recWord.attrStr = field;
- recWord.term_buf = cp;
- recWord.term_len = strlen(cp);
- (*p->tokenAdd)(&recWord);
+ return extract_doc(tinfo, p, doc);
}
- fi_close(fi);
- return RECCTRL_EXTRACT_OK;
+ else
+ return RECCTRL_EXTRACT_EOF;
+}
+
+static int filter_extract(void *clientData, struct recExtractCtrl *p)
+{
+ struct filter_info *tinfo = clientData;
+
+ odr_reset(tinfo->odr);
+
+ if (tinfo->split_level == 0 && tinfo->split_path == 0)
+ return extract_full(tinfo, p);
+ else
+ {
+ return extract_split(tinfo, p);
+ }
+}
+
+static int ioread_ret(void *context, char *buffer, int len)
+{
+ struct recRetrieveCtrl *p = context;
+ return (*p->readf)(p->fh, buffer, len);
+}
+
+static int ioclose_ret(void *context)
+{
+ return 0;
+}
+
+
+static const char *snippet_doc(struct recRetrieveCtrl *p, int text_mode,
+ int window_size)
+{
+ const char *xml_doc_str;
+ int ord = 0;
+ WRBUF wrbuf = wrbuf_alloc();
+ zebra_snippets *res =
+ zebra_snippets_window(p->doc_snippet, p->hit_snippet, window_size);
+ zebra_snippet_word *w = zebra_snippets_list(res);
+
+ if (text_mode)
+ wrbuf_printf(wrbuf, "\'");
+ else
+ wrbuf_printf(wrbuf, "<snippet xmlns='%s'>\n", zebra_xslt_ns);
+ for (; w; w = w->next)
+ {
+ if (ord == 0)
+ ord = w->ord;
+ else if (ord != w->ord)
+
+ break;
+ if (text_mode)
+ wrbuf_printf(wrbuf, "%s%s%s ",
+ w->match ? "*" : "",
+ w->term,
+ w->match ? "*" : "");
+ else
+ {
+ wrbuf_printf(wrbuf, " <term ord='%d' seqno='" ZINT_FORMAT "' %s>",
+ w->ord, w->seqno,
+ (w->match ? "match='1'" : ""));
+ wrbuf_xmlputs(wrbuf, w->term);
+ wrbuf_printf(wrbuf, "</term>\n");
+ }
+ }
+ if (text_mode)
+ wrbuf_printf(wrbuf, "\'");
+ else
+ wrbuf_printf(wrbuf, "</snippet>\n");
+
+ xml_doc_str = odr_strdup(p->odr, wrbuf_buf(wrbuf));
+
+ zebra_snippets_destroy(res);
+ wrbuf_free(wrbuf, 1);
+ return xml_doc_str;
}
static int filter_retrieve (void *clientData, struct recRetrieveCtrl *p)
{
- int r, filter_ptr = 0;
- static char *filter_buf = NULL;
- static int filter_size = 0;
- int make_header = 1;
- int make_body = 1;
- const char *elementSetName = NULL;
- int no_lines = 0;
-
- if (p->comp && p->comp->which == Z_RecordComp_simple &&
- p->comp->u.simple->which == Z_ElementSetNames_generic)
- elementSetName = p->comp->u.simple->u.generic;
-
- if (elementSetName)
+ const char *esn = zebra_xslt_ns;
+ const char *params[20];
+ struct filter_info *tinfo = clientData;
+ xmlDocPtr resDoc;
+ xmlDocPtr doc;
+ struct filter_schema *schema;
+ int window_size = -1;
+
+ if (p->comp)
{
- /* don't make header for the R(aw) element set name */
- if (!strcmp(elementSetName, "R"))
+ if (p->comp->which == Z_RecordComp_simple
+ && p->comp->u.simple->which == Z_ElementSetNames_generic)
{
- make_header = 0;
- make_body = 1;
+ esn = p->comp->u.simple->u.generic;
}
- /* only make header for the H(eader) element set name */
- else if (!strcmp(elementSetName, "H"))
+ else if (p->comp->which == Z_RecordComp_complex
+ && p->comp->u.complex->generic->elementSpec
+ && p->comp->u.complex->generic->elementSpec->which ==
+ Z_ElementSpec_elementSetName)
{
- make_header = 1;
- make_body = 0;
+ esn = p->comp->u.complex->generic->elementSpec->u.elementSetName;
}
}
- while (1)
+ schema = lookup_schema(tinfo, esn);
+ if (!schema)
{
- if (filter_ptr + 4096 >= filter_size)
- {
- char *nb;
-
- filter_size = 2*filter_size + 8192;
- nb = (char *) xmalloc (filter_size);
- if (filter_buf)
- {
- memcpy (nb, filter_buf, filter_ptr);
- xfree (filter_buf);
- }
- filter_buf = nb;
- }
- if (make_header && filter_ptr == 0)
- {
- if (p->score >= 0)
- {
- sprintf (filter_buf, "Rank: %d\n", p->score);
- filter_ptr = strlen(filter_buf);
- }
- sprintf (filter_buf + filter_ptr, "Local Number: " ZINT_FORMAT "\n",
- p->localno);
- filter_ptr = strlen(filter_buf);
- if (p->fname)
- {
- sprintf (filter_buf + filter_ptr, "Filename: %s\n", p->fname);
- filter_ptr = strlen(filter_buf);
- }
- strcpy(filter_buf+filter_ptr++, "\n");
- }
- if (!make_body)
- break;
- r = (*p->readf)(p->fh, filter_buf + filter_ptr, 4096);
- if (r <= 0)
- break;
- filter_ptr += r;
+ p->diagnostic =
+ YAZ_BIB1_SPECIFIED_ELEMENT_SET_NAME_NOT_VALID_FOR_SPECIFIED_;
+ return 0;
}
- filter_buf[filter_ptr] = '\0';
- if (elementSetName)
+
+ if (schema->include_snippet)
+ window_size = atoi(schema->include_snippet);
+
+ params[0] = 0;
+ set_param_int(params, "id", p->localno, p->odr);
+ if (p->fname)
+ set_param_str(params, "filename", p->fname, p->odr);
+ if (p->staticrank >= 0)
+ set_param_int(params, "rank", p->staticrank, p->odr);
+ set_param_str(params, "schema", esn, p->odr);
+ if (p->score >= 0)
+ set_param_int(params, "score", p->score, p->odr);
+ set_param_int(params, "size", p->recordSize, p->odr);
+
+ if (window_size >= 0)
+ set_param_xml(params, "snippet", snippet_doc(p, 1, window_size),
+ p->odr);
+ doc = xmlReadIO(ioread_ret, ioclose_ret, p /* I/O handler */,
+ 0 /* URL */,
+ 0 /* encoding */,
+ XML_PARSE_XINCLUDE);
+ if (!doc)
{
- if (!strcmp (elementSetName, "B"))
- no_lines = 4;
- if (!strcmp (elementSetName, "M"))
- no_lines = 20;
+ p->diagnostic = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
+ return 0;
}
- if (no_lines)
+
+ if (window_size >= 0)
{
- char *p = filter_buf;
- int i = 0;
-
- while (++i <= no_lines && (p = strchr (p, '\n')))
- p++;
- if (p)
- {
- p[1] = '\0';
- filter_ptr = p-filter_buf;
- }
+ xmlNodePtr node = xmlDocGetRootElement(doc);
+ const char *snippet_str = snippet_doc(p, 0, window_size);
+ xmlDocPtr snippet_doc = xmlParseMemory(snippet_str, strlen(snippet_str));
+ xmlAddChild(node, xmlDocGetRootElement(snippet_doc));
}
- p->output_format = VAL_SUTRS;
- p->rec_buf = filter_buf;
- p->rec_len = filter_ptr;
+ if (!schema->stylesheet_xsp)
+ resDoc = doc;
+ else
+ {
+ resDoc = xsltApplyStylesheet(schema->stylesheet_xsp,
+ doc, params);
+ xmlFreeDoc(doc);
+ }
+ if (!resDoc)
+ {
+ p->diagnostic = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
+ }
+ else if (p->input_format == VAL_NONE || p->input_format == VAL_TEXT_XML)
+ {
+ xmlChar *buf_out;
+ int len_out;
+ xmlDocDumpMemory(resDoc, &buf_out, &len_out);
+
+ p->output_format = VAL_TEXT_XML;
+ p->rec_len = len_out;
+ p->rec_buf = odr_malloc(p->odr, p->rec_len);
+ memcpy(p->rec_buf, buf_out, p->rec_len);
+
+ xmlFree(buf_out);
+ }
+ else if (p->output_format == VAL_SUTRS)
+ {
+ xmlChar *buf_out;
+ int len_out;
+ xmlDocDumpMemory(resDoc, &buf_out, &len_out);
+
+ p->output_format = VAL_SUTRS;
+ p->rec_len = len_out;
+ p->rec_buf = odr_malloc(p->odr, p->rec_len);
+ memcpy(p->rec_buf, buf_out, p->rec_len);
+
+ xmlFree(buf_out);
+ }
+ else
+ {
+ p->diagnostic = YAZ_BIB1_RECORD_SYNTAX_UNSUPP;
+ }
+ xmlFreeDoc(resDoc);
return 0;
}
&filter_type,
0,
};
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
+
projects / idzebra-moved-to-github.git / blobdiff