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do some kind of automatic namespace registration in xpath_eval(). This

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works only for namespaces defined in the context node (eg docroot if
no second argument is given. If one wants to use namespaces defined
elsewhere or with different prefixes, you still have to use
xpath_ns_register()
This commit is contained in:
Christian Stocker 2002-11-29 10:24:44 +00:00
parent b1dab29214
commit eed5b11b5f
1 changed files with 30 additions and 5 deletions
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33
ext/domxml/php_domxml.c
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@ -4735,9 +4735,9 @@ static void php_xpathptr_eval(INTERNAL_FUNCTION_PARAMETERS, int mode, int expr)
xmlXPathContextPtr ctxp; xmlXPathContextPtr ctxp;
xmlXPathObjectPtr xpathobjp; xmlXPathObjectPtr xpathobjp;
xmlNode *contextnodep; xmlNode *contextnodep;
int ret, str_len; int ret, str_len, nsNr;
char *str; char *str;
xmlNsPtr *namespaces;
contextnode = NULL; contextnode = NULL;
contextnodep = NULL; contextnodep = NULL;
@ -4762,6 +4762,26 @@ static void php_xpathptr_eval(INTERNAL_FUNCTION_PARAMETERS, int mode, int expr)
} }
ctxp->node = contextnodep; ctxp->node = contextnodep;
/* automatic namespace definitions registration.
it's only done for the context node
if you need namespaces defined in other nodes,
you have to specify them explicitely with
xpath_register_ns();
*/
if (contextnodep) {
namespaces = xmlGetNsList(ctxp->doc, contextnodep);
} else {
namespaces = xmlGetNsList(ctxp->doc, xmlDocGetRootElement(ctxp->doc));
}
nsNr = 0;
if (namespaces != NULL) {
while (namespaces[nsNr] != NULL) {
xmlXPathRegisterNs(ctxp, namespaces[nsNr]->prefix, namespaces[nsNr]->href);
nsNr++;
}
}
#if defined(LIBXML_XPTR_ENABLED) #if defined(LIBXML_XPTR_ENABLED)
if (mode == PHP_XPTR) { if (mode == PHP_XPTR) {
xpathobjp = xmlXPtrEval(BAD_CAST str, ctxp); xpathobjp = xmlXPtrEval(BAD_CAST str, ctxp);
@ -4884,20 +4904,25 @@ PHP_FUNCTION(xpath_register_ns)
int prefix_len, uri_len, result; int prefix_len, uri_len, result;
xmlXPathContextPtr ctxp; xmlXPathContextPtr ctxp;
char *prefix, *uri, *uri_static; char *prefix, *uri;
zval *id; zval *id;
DOMXML_PARAM_FOUR(ctxp, id, le_xpathctxp, "ss", &prefix, &prefix_len, &uri, &uri_len); DOMXML_PARAM_FOUR(ctxp, id, le_xpathctxp, "ss", &prefix, &prefix_len, &uri, &uri_len);
/* set the context node to NULL - what is a context node anyway? */
ctxp->node = NULL; ctxp->node = NULL;
#ifdef CHREGU_0
/* this leads to memleaks... commenting it out, as it works for me without copying
it. chregu */
/* /*
this is a hack - libxml2 doesn't copy the URI, it simply uses the string this is a hack - libxml2 doesn't copy the URI, it simply uses the string
given in the parameter - which is normally deallocated after the function given in the parameter - which is normally deallocated after the function
*/ */
uri_static = estrndup(uri, uri_len); uri_static = estrndup(uri, uri_len);
result = xmlXPathRegisterNs(ctxp, prefix, uri_static); result = xmlXPathRegisterNs(ctxp, prefix, uri_static);
#endif
result = xmlXPathRegisterNs(ctxp, prefix, uri);
if (0 == result) { if (0 == result) {
RETURN_TRUE; RETURN_TRUE;