-/* $Id: alvis.c,v 1.10 2006-05-02 08:27:43 marc Exp $
+/* $Id: alvis.c,v 1.17 2006-05-31 16:11:58 marc Exp $
Copyright (C) 1995-2005
Index Data ApS
#include <ctype.h>
#include <yaz/diagbib1.h>
+#include <yaz/tpath.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 <libxslt/xsltutils.h>
#include <idzebra/util.h>
#include <idzebra/recctrl.h>
const char *stylesheet;
struct filter_schema *next;
const char *default_schema;
+ /* char default_schema; */
const char *include_snippet;
xsltStylesheetPtr stylesheet_xsp;
};
struct filter_info {
xmlDocPtr doc;
char *fname;
+ char *full_name;
+ const char *profile_path;
const char *split_level;
const char *split_path;
ODR odr;
struct filter_info *tinfo = (struct filter_info *) xmalloc(sizeof(*tinfo));
tinfo->reader = 0;
tinfo->fname = 0;
+ tinfo->full_name = 0;
+ tinfo->profile_path = 0;
tinfo->split_level = 0;
tinfo->split_path = 0;
tinfo->odr = odr_createmem(ODR_ENCODE);
static ZEBRA_RES create_schemas(struct filter_info *tinfo, const char *fname)
{
+ char tmp_full_name[1024];
xmlNodePtr ptr;
tinfo->fname = xstrdup(fname);
- tinfo->doc = xmlParseFile(tinfo->fname);
- if (!tinfo->doc)
+
+ if (yaz_filepath_resolve(tinfo->fname, tinfo->profile_path,
+ NULL, tmp_full_name))
+ tinfo->full_name = xstrdup(tmp_full_name);
+ else
+ tinfo->full_name = xstrdup(tinfo->fname);
+
+ yaz_log(YLOG_LOG, "alvis filter: loading config file %s", tinfo->full_name);
+
+ tinfo->doc = xmlParseFile(tinfo->full_name);
+
+ if (!tinfo->doc){
+ yaz_log(YLOG_WARN, "alvis filter: could not parse config file %s",
+ tinfo->full_name);
+
return ZEBRA_FAIL;
+ }
+
ptr = xmlDocGetRootElement(tinfo->doc);
if (!ptr || ptr->type != XML_ELEMENT_NODE ||
- XML_STRCMP(ptr->name, "schemaInfo"))
- return ZEBRA_FAIL;
+ XML_STRCMP(ptr->name, "schemaInfo")){
+ yaz_log(YLOG_WARN,
+ "alvis filter: config file %s :"
+ " expected root element <schemaInfo>",
+ tinfo->full_name);
+ return ZEBRA_FAIL;
+ }
+
for (ptr = ptr->children; ptr; ptr = ptr->next)
{
if (ptr->type != XML_ELEMENT_NODE)
continue;
if (!XML_STRCMP(ptr->name, "schema"))
- {
+ {
+ char tmp_xslt_full_name[1024];
struct _xmlAttr *attr;
struct filter_schema *schema = xmalloc(sizeof(*schema));
schema->name = 0;
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);
+ /*yaz_log(YLOG_LOG, "XSLT add %s %s %s",
+ schema->name, schema->identifier, schema->stylesheet); */
+
+ /* find requested schema */
+
+ if (schema->stylesheet){
+ yaz_filepath_resolve(schema->stylesheet, tinfo->profile_path,
+ NULL, tmp_xslt_full_name);
+ schema->stylesheet_xsp
+ = xsltParseStylesheetFile((const xmlChar*) tmp_xslt_full_name);
+ if (!schema->stylesheet_xsp)
+ yaz_log(YLOG_WARN,
+ "alvis filter: could not parse xslt stylesheet %s",
+ tmp_xslt_full_name);
+ }
+
+
}
else if (!XML_STRCMP(ptr->name, "split"))
{
const char *est)
{
struct filter_schema *schema;
+
for (schema = tinfo->schemas; schema; schema = schema->next)
- {
- if (est)
- {
+ {
+ /* find requested schema */
+ if (est)
+ {
if (schema->identifier && !strcmp(schema->identifier, est))
- return schema;
+ return schema;
+
if (schema->name && !strcmp(schema->name, est))
return schema;
- }
- if (schema->default_schema)
+ }
+ /* or return default schema if defined */
+ else if (schema->default_schema)
return schema;
}
+
+ /* return first schema if no default schema defined */
+ if (tinfo->schemas)
+ return tinfo->schemas;
+
return 0;
}
static ZEBRA_RES filter_config(void *clientData, Res res, const char *args)
{
struct filter_info *tinfo = clientData;
- if (!args || !*args)
- return ZEBRA_FAIL;
+ if (!args || !*args){
+ yaz_log(YLOG_WARN, "alvis filter: need config file");
+ return ZEBRA_FAIL;
+ }
+
if (tinfo->fname && !strcmp(args, tinfo->fname))
return ZEBRA_OK;
+
+ tinfo->profile_path
+ /* = res_get_def(res, "profilePath", DEFAULT_PROFILE_PATH); */
+ = res_get(res, "profilePath");
+ yaz_log(YLOG_LOG, "alvis filter: profilePath %s", tinfo->profile_path);
+
destroy_schemas(tinfo);
create_schemas(tinfo, args);
return ZEBRA_OK;
static void index_record(struct filter_info *tinfo,struct recExtractCtrl *ctrl,
xmlNodePtr ptr, RecWord *recWord)
{
+ const char *type_str = "update";
+
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;
}
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);
+
+ if (!strcmp("update", type_str))
+ index_node(tinfo, ctrl, ptr, recWord);
+ else if (!strcmp("delete", type_str))
+ yaz_log(YLOG_WARN, "alvis filter delete: to be implemented");
+ else
+ yaz_log(YLOG_WARN, "alvis filter: unknown record type '%s'",
+ type_str);
}
static int extract_doc(struct filter_info *tinfo, struct recExtractCtrl *p,
static int filter_retrieve (void *clientData, struct recRetrieveCtrl *p)
{
- const char *esn = zebra_xslt_ns;
- const char *params[20];
+ /* const char *esn = zebra_xslt_ns; */
+ const char *esn = 0;
+ const char *params[32];
struct filter_info *tinfo = clientData;
xmlDocPtr resDoc;
xmlDocPtr doc;
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 (esn)
+ set_param_str(params, "schema", esn, p->odr);
+ else
+ if (schema->name)
+ set_param_str(params, "schema", schema->name, p->odr);
+ else if (schema->identifier)
+ set_param_str(params, "schema", schema->identifier, p->odr);
+ else
+ set_param_str(params, "schema", "", p->odr);
+
if (p->score >= 0)
set_param_int(params, "score", p->score, p->odr);
set_param_int(params, "size", p->recordSize, p->odr);
{
xmlChar *buf_out;
int len_out;
- xmlDocDumpMemory(resDoc, &buf_out, &len_out);
+
+ xsltSaveResultToString(&buf_out, &len_out, resDoc,
+ schema->stylesheet_xsp);
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);
+
+ xsltSaveResultToString(&buf_out, &len_out, resDoc,
+ schema->stylesheet_xsp);
p->output_format = VAL_SUTRS;
p->rec_len = len_out;
&filter_type,
0,
};
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
+