-/* $Id: xslt.c,v 1.18 2006-04-26 11:12:32 adam Exp $
+/* $Id: xslt.c,v 1.19 2006-04-26 13:27:16 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 <idzebra/util.h>
#include <idzebra/recctrl.h>
-struct filter_schema {
+struct filter_xslt_schema {
const char *name;
const char *identifier;
const char *stylesheet;
- struct filter_schema *next;
+ struct filter_xslt_schema *next;
const char *default_schema;
const char *include_snippet;
xsltStylesheetPtr stylesheet_xsp;
};
-struct filter_info {
+struct filter_xslt_info {
xmlDocPtr doc;
char *fname;
+ char *full_name;
+ const char *profile_path;
const char *split_level;
const char *split_path;
ODR odr;
- struct filter_schema *schemas;
+ struct filter_xslt_schema *schemas;
xmlTextReaderPtr reader;
};
+
#define ZEBRA_SCHEMA_XSLT_NS "http://indexdata.dk/zebra/xslt/1"
#define XML_STRCMP(a,b) strcmp((char*)a, b)
static void *filter_init(Res res, RecType recType)
{
- struct filter_info *tinfo = (struct filter_info *) xmalloc(sizeof(*tinfo));
+ struct filter_xslt_info *tinfo
+ = (struct filter_xslt_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);
return 0;
}
-static void destroy_schemas(struct filter_info *tinfo)
+static void destroy_schemas(struct filter_xslt_info *tinfo)
{
- struct filter_schema *schema = tinfo->schemas;
+ struct filter_xslt_schema *schema = tinfo->schemas;
while (schema)
{
- struct filter_schema *schema_next = schema->next;
+ struct filter_xslt_schema *schema_next = schema->next;
if (schema->stylesheet_xsp)
xsltFreeStylesheet(schema->stylesheet_xsp);
xfree(schema);
tinfo->doc = 0;
}
-static ZEBRA_RES create_schemas(struct filter_info *tinfo, const char *fname)
+static ZEBRA_RES create_schemas(struct filter_xslt_info *tinfo,
+ const char *fname)
{
+ char tmp_full_name[1024];
xmlNodePtr ptr;
tinfo->fname = xstrdup(fname);
- tinfo->doc = xmlParseFile(tinfo->fname);
- if (!tinfo->doc)
- return ZEBRA_FAIL;
+
+ 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, "xslt filter: loading config file %s", tinfo->full_name);
+
+ tinfo->doc = xmlParseFile(tinfo->full_name);
+ if (!tinfo->doc) {
+ yaz_log(YLOG_WARN, "xslt 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,
+ "xslt 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));
+ struct filter_xslt_schema *schema = xmalloc(sizeof(*schema));
schema->name = 0;
schema->identifier = 0;
schema->stylesheet = 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);
+ 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,
+ "xslt filter: could not parse xslt stylesheet %s",
+ tmp_xslt_full_name);
+ }
+
}
else if (!XML_STRCMP(ptr->name, "split"))
{
return ZEBRA_OK;
}
-static struct filter_schema *lookup_schema(struct filter_info *tinfo,
+static struct filter_xslt_schema *lookup_schema(struct filter_xslt_info *tinfo,
const char *est)
{
- struct filter_schema *schema;
+ struct filter_xslt_schema *schema;
for (schema = tinfo->schemas; schema; schema = schema->next)
{
if (est)
static ZEBRA_RES filter_config(void *clientData, Res res, const char *args)
{
- struct filter_info *tinfo = clientData;
- if (!args || !*args)
- return ZEBRA_FAIL;
+ struct filter_xslt_info *tinfo = clientData;
+ if (!args || !*args){
+ yaz_log(YLOG_WARN, "xslt 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, "xslt filter: profilePath %s", tinfo->profile_path);
+
destroy_schemas(tinfo);
create_schemas(tinfo, args);
return ZEBRA_OK;
static void filter_destroy(void *clientData)
{
- struct filter_info *tinfo = clientData;
+ struct filter_xslt_info *tinfo = clientData;
destroy_schemas(tinfo);
if (tinfo->reader)
xmlFreeTextReader(tinfo->reader);
return 0;
}
-static void index_cdata(struct filter_info *tinfo, struct recExtractCtrl *ctrl,
+static void index_cdata(struct filter_xslt_info *tinfo, struct recExtractCtrl *ctrl,
xmlNodePtr ptr, RecWord *recWord)
{
for(; ptr; ptr = ptr->next)
}
}
-static void index_node(struct filter_info *tinfo, struct recExtractCtrl *ctrl,
+static void index_node(struct filter_xslt_info *tinfo, struct recExtractCtrl *ctrl,
xmlNodePtr ptr, RecWord *recWord)
{
for(; ptr; ptr = ptr->next)
}
}
-static void index_record(struct filter_info *tinfo,struct recExtractCtrl *ctrl,
+static void index_record(struct filter_xslt_info *tinfo,struct recExtractCtrl *ctrl,
xmlNodePtr ptr, RecWord *recWord)
{
if (ptr && ptr->type == XML_ELEMENT_NODE && ptr->ns &&
index_node(tinfo, ctrl, ptr, recWord);
}
-static int extract_doc(struct filter_info *tinfo, struct recExtractCtrl *p,
+static int extract_doc(struct filter_xslt_info *tinfo, struct recExtractCtrl *p,
xmlDocPtr doc)
{
RecWord recWord;
xmlChar *buf_out;
int len_out;
- struct filter_schema *schema = lookup_schema(tinfo, zebra_xslt_ns);
+ struct filter_xslt_schema *schema = lookup_schema(tinfo, zebra_xslt_ns);
params[0] = 0;
set_param_str(params, "schema", zebra_xslt_ns, tinfo->odr);
return RECCTRL_EXTRACT_OK;
}
-static int extract_split(struct filter_info *tinfo, struct recExtractCtrl *p)
+static int extract_split(struct filter_xslt_info *tinfo, struct recExtractCtrl *p)
{
int ret;
int split_depth = 0;
return RECCTRL_EXTRACT_EOF;
}
-static int extract_full(struct filter_info *tinfo, struct recExtractCtrl *p)
+static int extract_full(struct filter_xslt_info *tinfo, struct recExtractCtrl *p)
{
if (p->first_record) /* only one record per stream */
{
static int filter_extract(void *clientData, struct recExtractCtrl *p)
{
- struct filter_info *tinfo = clientData;
+ struct filter_xslt_info *tinfo = clientData;
odr_reset(tinfo->odr);
{
const char *esn = zebra_xslt_ns;
const char *params[20];
- struct filter_info *tinfo = clientData;
+ struct filter_xslt_info *tinfo = clientData;
xmlDocPtr resDoc;
xmlDocPtr doc;
- struct filter_schema *schema;
+ struct filter_xslt_schema *schema;
int window_size = -1;
if (p->comp)