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Sweden-Number/libs/xslt/libxslt/preproc.c

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/*
* preproc.c: Preprocessing of style operations
*
* References:
* http://www.w3.org/TR/1999/REC-xslt-19991116
*
* Michael Kay "XSLT Programmer's Reference" pp 637-643
* Writing Multiple Output Files
*
* XSLT-1.1 Working Draft
* http://www.w3.org/TR/xslt11#multiple-output
*
* See Copyright for the status of this software.
*
* daniel@veillard.com
*/
#define IN_LIBXSLT
#include "libxslt.h"
#include <string.h>
#include <libxml/xmlmemory.h>
#include <libxml/parser.h>
#include <libxml/tree.h>
#include <libxml/valid.h>
#include <libxml/hash.h>
#include <libxml/uri.h>
#include <libxml/encoding.h>
#include <libxml/xmlerror.h>
#include "xslt.h"
#include "xsltutils.h"
#include "xsltInternals.h"
#include "transform.h"
#include "templates.h"
#include "variables.h"
#include "numbersInternals.h"
#include "preproc.h"
#include "extra.h"
#include "imports.h"
#include "extensions.h"
#include "pattern.h"
#ifdef WITH_XSLT_DEBUG
#define WITH_XSLT_DEBUG_PREPROC
#endif
const xmlChar *xsltExtMarker = (const xmlChar *) "Extension Element";
/************************************************************************
* *
* Grammar checks *
* *
************************************************************************/
#ifdef XSLT_REFACTORED
/*
* Grammar checks are now performed in xslt.c.
*/
#else
/**
* xsltCheckTopLevelElement:
* @style: the XSLT stylesheet
* @inst: the XSLT instruction
* @err: raise an error or not
*
* Check that the instruction is instanciated as a top level element.
*
* Returns -1 in case of error, 0 if failed and 1 in case of success
*/
static int
xsltCheckTopLevelElement(xsltStylesheetPtr style, xmlNodePtr inst, int err) {
xmlNodePtr parent;
if ((style == NULL) || (inst == NULL) || (inst->ns == NULL))
return(-1);
parent = inst->parent;
if (parent == NULL) {
if (err) {
xsltTransformError(NULL, style, inst,
"internal problem: element has no parent\n");
style->errors++;
}
return(0);
}
if ((parent->ns == NULL) || (parent->type != XML_ELEMENT_NODE) ||
((parent->ns != inst->ns) &&
(!xmlStrEqual(parent->ns->href, inst->ns->href))) ||
((!xmlStrEqual(parent->name, BAD_CAST "stylesheet")) &&
(!xmlStrEqual(parent->name, BAD_CAST "transform")))) {
if (err) {
xsltTransformError(NULL, style, inst,
"element %s only allowed as child of stylesheet\n",
inst->name);
style->errors++;
}
return(0);
}
return(1);
}
/**
* xsltCheckInstructionElement:
* @style: the XSLT stylesheet
* @inst: the XSLT instruction
*
* Check that the instruction is instanciated as an instruction element.
*/
static void
xsltCheckInstructionElement(xsltStylesheetPtr style, xmlNodePtr inst) {
xmlNodePtr parent;
int has_ext;
if ((style == NULL) || (inst == NULL) || (inst->ns == NULL) ||
(style->literal_result))
return;
has_ext = (style->extInfos != NULL);
parent = inst->parent;
if (parent == NULL) {
xsltTransformError(NULL, style, inst,
"internal problem: element has no parent\n");
style->errors++;
return;
}
while ((parent != NULL) && (parent->type != XML_DOCUMENT_NODE)) {
if (((parent->ns == inst->ns) ||
((parent->ns != NULL) &&
(xmlStrEqual(parent->ns->href, inst->ns->href)))) &&
((xmlStrEqual(parent->name, BAD_CAST "template")) ||
(xmlStrEqual(parent->name, BAD_CAST "param")) ||
(xmlStrEqual(parent->name, BAD_CAST "attribute")) ||
(xmlStrEqual(parent->name, BAD_CAST "variable")))) {
return;
}
/*
* if we are within an extension element all bets are off
* about the semantic there e.g. xsl:param within func:function
*/
if ((has_ext) && (parent->ns != NULL) &&
(xmlHashLookup(style->extInfos, parent->ns->href) != NULL))
return;
parent = parent->parent;
}
xsltTransformError(NULL, style, inst,
"element %s only allowed within a template, variable or param\n",
inst->name);
style->errors++;
}
/**
* xsltCheckParentElement:
* @style: the XSLT stylesheet
* @inst: the XSLT instruction
* @allow1: allowed parent1
* @allow2: allowed parent2
*
* Check that the instruction is instanciated as the childre of one of the
* possible parents.
*/
static void
xsltCheckParentElement(xsltStylesheetPtr style, xmlNodePtr inst,
const xmlChar *allow1, const xmlChar *allow2) {
xmlNodePtr parent;
if ((style == NULL) || (inst == NULL) || (inst->ns == NULL) ||
(style->literal_result))
return;
parent = inst->parent;
if (parent == NULL) {
xsltTransformError(NULL, style, inst,
"internal problem: element has no parent\n");
style->errors++;
return;
}
if (((parent->ns == inst->ns) ||
((parent->ns != NULL) &&
(xmlStrEqual(parent->ns->href, inst->ns->href)))) &&
((xmlStrEqual(parent->name, allow1)) ||
(xmlStrEqual(parent->name, allow2)))) {
return;
}
if (style->extInfos != NULL) {
while ((parent != NULL) && (parent->type != XML_DOCUMENT_NODE)) {
/*
* if we are within an extension element all bets are off
* about the semantic there e.g. xsl:param within func:function
*/
if ((parent->ns != NULL) &&
(xmlHashLookup(style->extInfos, parent->ns->href) != NULL))
return;
parent = parent->parent;
}
}
xsltTransformError(NULL, style, inst,
"element %s is not allowed within that context\n",
inst->name);
style->errors++;
}
#endif
/************************************************************************
* *
* handling of precomputed data *
* *
************************************************************************/
/**
* xsltNewStylePreComp:
* @style: the XSLT stylesheet
* @type: the construct type
*
* Create a new XSLT Style precomputed block
*
* Returns the newly allocated specialized structure
* or NULL in case of error
*/
static xsltStylePreCompPtr
xsltNewStylePreComp(xsltStylesheetPtr style, xsltStyleType type) {
xsltStylePreCompPtr cur;
#ifdef XSLT_REFACTORED
size_t size;
#endif
if (style == NULL)
return(NULL);
#ifdef XSLT_REFACTORED
/*
* URGENT TODO: Use specialized factory functions in order
* to avoid this ugliness.
*/
switch (type) {
case XSLT_FUNC_COPY:
size = sizeof(xsltStyleItemCopy); break;
case XSLT_FUNC_SORT:
size = sizeof(xsltStyleItemSort); break;
case XSLT_FUNC_TEXT:
size = sizeof(xsltStyleItemText); break;
case XSLT_FUNC_ELEMENT:
size = sizeof(xsltStyleItemElement); break;
case XSLT_FUNC_ATTRIBUTE:
size = sizeof(xsltStyleItemAttribute); break;
case XSLT_FUNC_COMMENT:
size = sizeof(xsltStyleItemComment); break;
case XSLT_FUNC_PI:
size = sizeof(xsltStyleItemPI); break;
case XSLT_FUNC_COPYOF:
size = sizeof(xsltStyleItemCopyOf); break;
case XSLT_FUNC_VALUEOF:
size = sizeof(xsltStyleItemValueOf); break;;
case XSLT_FUNC_NUMBER:
size = sizeof(xsltStyleItemNumber); break;
case XSLT_FUNC_APPLYIMPORTS:
size = sizeof(xsltStyleItemApplyImports); break;
case XSLT_FUNC_CALLTEMPLATE:
size = sizeof(xsltStyleItemCallTemplate); break;
case XSLT_FUNC_APPLYTEMPLATES:
size = sizeof(xsltStyleItemApplyTemplates); break;
case XSLT_FUNC_CHOOSE:
size = sizeof(xsltStyleItemChoose); break;
case XSLT_FUNC_IF:
size = sizeof(xsltStyleItemIf); break;
case XSLT_FUNC_FOREACH:
size = sizeof(xsltStyleItemForEach); break;
case XSLT_FUNC_DOCUMENT:
size = sizeof(xsltStyleItemDocument); break;
case XSLT_FUNC_WITHPARAM:
size = sizeof(xsltStyleItemWithParam); break;
case XSLT_FUNC_PARAM:
size = sizeof(xsltStyleItemParam); break;
case XSLT_FUNC_VARIABLE:
size = sizeof(xsltStyleItemVariable); break;
case XSLT_FUNC_WHEN:
size = sizeof(xsltStyleItemWhen); break;
case XSLT_FUNC_OTHERWISE:
size = sizeof(xsltStyleItemOtherwise); break;
default:
xsltTransformError(NULL, style, NULL,
"xsltNewStylePreComp : invalid type %d\n", type);
style->errors++;
return(NULL);
}
/*
* Create the structure.
*/
cur = (xsltStylePreCompPtr) xmlMalloc(size);
if (cur == NULL) {
xsltTransformError(NULL, style, NULL,
"xsltNewStylePreComp : malloc failed\n");
style->errors++;
return(NULL);
}
memset(cur, 0, size);
#else /* XSLT_REFACTORED */
/*
* Old behaviour.
*/
cur = (xsltStylePreCompPtr) xmlMalloc(sizeof(xsltStylePreComp));
if (cur == NULL) {
xsltTransformError(NULL, style, NULL,
"xsltNewStylePreComp : malloc failed\n");
style->errors++;
return(NULL);
}
memset(cur, 0, sizeof(xsltStylePreComp));
#endif /* XSLT_REFACTORED */
/*
* URGENT TODO: Better to move this to spezialized factory functions.
*/
cur->type = type;
switch (cur->type) {
case XSLT_FUNC_COPY:
cur->func = xsltCopy;break;
case XSLT_FUNC_SORT:
cur->func = xsltSort;break;
case XSLT_FUNC_TEXT:
cur->func = xsltText;break;
case XSLT_FUNC_ELEMENT:
cur->func = xsltElement;break;
case XSLT_FUNC_ATTRIBUTE:
cur->func = xsltAttribute;break;
case XSLT_FUNC_COMMENT:
cur->func = xsltComment;break;
case XSLT_FUNC_PI:
cur->func = xsltProcessingInstruction;
break;
case XSLT_FUNC_COPYOF:
cur->func = xsltCopyOf;break;
case XSLT_FUNC_VALUEOF:
cur->func = xsltValueOf;break;
case XSLT_FUNC_NUMBER:
cur->func = xsltNumber;break;
case XSLT_FUNC_APPLYIMPORTS:
cur->func = xsltApplyImports;break;
case XSLT_FUNC_CALLTEMPLATE:
cur->func = xsltCallTemplate;break;
case XSLT_FUNC_APPLYTEMPLATES:
cur->func = xsltApplyTemplates;break;
case XSLT_FUNC_CHOOSE:
cur->func = xsltChoose;break;
case XSLT_FUNC_IF:
cur->func = xsltIf;break;
case XSLT_FUNC_FOREACH:
cur->func = xsltForEach;break;
case XSLT_FUNC_DOCUMENT:
cur->func = xsltDocumentElem;break;
case XSLT_FUNC_WITHPARAM:
case XSLT_FUNC_PARAM:
case XSLT_FUNC_VARIABLE:
case XSLT_FUNC_WHEN:
break;
default:
if (cur->func == NULL) {
xsltTransformError(NULL, style, NULL,
"xsltNewStylePreComp : no function for type %d\n", type);
style->errors++;
}
}
cur->next = style->preComps;
style->preComps = (xsltElemPreCompPtr) cur;
return(cur);
}
/**
* xsltFreeStylePreComp:
* @comp: an XSLT Style precomputed block
*
* Free up the memory allocated by @comp
*/
static void
xsltFreeStylePreComp(xsltStylePreCompPtr comp) {
if (comp == NULL)
return;
#ifdef XSLT_REFACTORED
/*
* URGENT TODO: Implement destructors.
*/
switch (comp->type) {
case XSLT_FUNC_LITERAL_RESULT_ELEMENT:
break;
case XSLT_FUNC_COPY:
break;
case XSLT_FUNC_SORT: {
xsltStyleItemSortPtr item = (xsltStyleItemSortPtr) comp;
if (item->locale != (xsltLocale)0)
xsltFreeLocale(item->locale);
if (item->comp != NULL)
xmlXPathFreeCompExpr(item->comp);
}
break;
case XSLT_FUNC_TEXT:
break;
case XSLT_FUNC_ELEMENT:
break;
case XSLT_FUNC_ATTRIBUTE:
break;
case XSLT_FUNC_COMMENT:
break;
case XSLT_FUNC_PI:
break;
case XSLT_FUNC_COPYOF: {
xsltStyleItemCopyOfPtr item = (xsltStyleItemCopyOfPtr) comp;
if (item->comp != NULL)
xmlXPathFreeCompExpr(item->comp);
}
break;
case XSLT_FUNC_VALUEOF: {
xsltStyleItemValueOfPtr item = (xsltStyleItemValueOfPtr) comp;
if (item->comp != NULL)
xmlXPathFreeCompExpr(item->comp);
}
break;
case XSLT_FUNC_NUMBER: {
xsltStyleItemNumberPtr item = (xsltStyleItemNumberPtr) comp;
if (item->numdata.countPat != NULL)
xsltFreeCompMatchList(item->numdata.countPat);
if (item->numdata.fromPat != NULL)
xsltFreeCompMatchList(item->numdata.fromPat);
}
break;
case XSLT_FUNC_APPLYIMPORTS:
break;
case XSLT_FUNC_CALLTEMPLATE:
break;
case XSLT_FUNC_APPLYTEMPLATES: {
xsltStyleItemApplyTemplatesPtr item =
(xsltStyleItemApplyTemplatesPtr) comp;
if (item->comp != NULL)
xmlXPathFreeCompExpr(item->comp);
}
break;
case XSLT_FUNC_CHOOSE:
break;
case XSLT_FUNC_IF: {
xsltStyleItemIfPtr item = (xsltStyleItemIfPtr) comp;
if (item->comp != NULL)
xmlXPathFreeCompExpr(item->comp);
}
break;
case XSLT_FUNC_FOREACH: {
xsltStyleItemForEachPtr item =
(xsltStyleItemForEachPtr) comp;
if (item->comp != NULL)
xmlXPathFreeCompExpr(item->comp);
}
break;
case XSLT_FUNC_DOCUMENT:
break;
case XSLT_FUNC_WITHPARAM: {
xsltStyleItemWithParamPtr item =
(xsltStyleItemWithParamPtr) comp;
if (item->comp != NULL)
xmlXPathFreeCompExpr(item->comp);
}
break;
case XSLT_FUNC_PARAM: {
xsltStyleItemParamPtr item =
(xsltStyleItemParamPtr) comp;
if (item->comp != NULL)
xmlXPathFreeCompExpr(item->comp);
}
break;
case XSLT_FUNC_VARIABLE: {
xsltStyleItemVariablePtr item =
(xsltStyleItemVariablePtr) comp;
if (item->comp != NULL)
xmlXPathFreeCompExpr(item->comp);
}
break;
case XSLT_FUNC_WHEN: {
xsltStyleItemWhenPtr item =
(xsltStyleItemWhenPtr) comp;
if (item->comp != NULL)
xmlXPathFreeCompExpr(item->comp);
}
break;
case XSLT_FUNC_OTHERWISE:
case XSLT_FUNC_FALLBACK:
case XSLT_FUNC_MESSAGE:
case XSLT_FUNC_INCLUDE:
case XSLT_FUNC_ATTRSET:
break;
default:
/* TODO: Raise error. */
break;
}
#else
if (comp->locale != (xsltLocale)0)
xsltFreeLocale(comp->locale);
if (comp->comp != NULL)
xmlXPathFreeCompExpr(comp->comp);
if (comp->numdata.countPat != NULL)
xsltFreeCompMatchList(comp->numdata.countPat);
if (comp->numdata.fromPat != NULL)
xsltFreeCompMatchList(comp->numdata.fromPat);
if (comp->nsList != NULL)
xmlFree(comp->nsList);
#endif
xmlFree(comp);
}
/************************************************************************
* *
* XSLT-1.1 extensions *
* *
************************************************************************/
/**
* xsltDocumentComp:
* @style: the XSLT stylesheet
* @inst: the instruction in the stylesheet
* @function: unused
*
* Pre process an XSLT-1.1 document element
*
* Returns a precompiled data structure for the element
*/
xsltElemPreCompPtr
xsltDocumentComp(xsltStylesheetPtr style, xmlNodePtr inst,
xsltTransformFunction function ATTRIBUTE_UNUSED) {
#ifdef XSLT_REFACTORED
xsltStyleItemDocumentPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
const xmlChar *filename = NULL;
/*
* As of 2006-03-30, this function is currently defined in Libxslt
* to be used for:
* (in libxslt/extra.c)
* "output" in XSLT_SAXON_NAMESPACE
* "write" XSLT_XALAN_NAMESPACE
* "document" XSLT_XT_NAMESPACE
* "document" XSLT_NAMESPACE (from the abandoned old working
* draft of XSLT 1.1)
* (in libexslt/common.c)
* "document" in EXSLT_COMMON_NAMESPACE
*/
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemDocumentPtr)
xsltNewStylePreComp(style, XSLT_FUNC_DOCUMENT);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_DOCUMENT);
#endif
if (comp == NULL)
return (NULL);
comp->inst = inst;
comp->ver11 = 0;
if (xmlStrEqual(inst->name, (const xmlChar *) "output")) {
#ifdef WITH_XSLT_DEBUG_EXTRA
xsltGenericDebug(xsltGenericDebugContext,
"Found saxon:output extension\n");
#endif
/*
* The element "output" is in the namespace XSLT_SAXON_NAMESPACE
* (http://icl.com/saxon)
* The @file is in no namespace; it is an AVT.
* (http://www.computerwizards.com/saxon/doc/extensions.html#saxon:output)
*
* TODO: Do we need not to check the namespace here?
*/
filename = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"file",
NULL, &comp->has_filename);
} else if (xmlStrEqual(inst->name, (const xmlChar *) "write")) {
#ifdef WITH_XSLT_DEBUG_EXTRA
xsltGenericDebug(xsltGenericDebugContext,
"Found xalan:write extension\n");
#endif
/* the filename need to be interpreted */
/*
* TODO: Is "filename need to be interpreted" meant to be a todo?
* Where will be the filename of xalan:write be processed?
*
* TODO: Do we need not to check the namespace here?
* The extension ns is "http://xml.apache.org/xalan/redirect".
* See http://xml.apache.org/xalan-j/extensionslib.html.
*/
} else if (xmlStrEqual(inst->name, (const xmlChar *) "document")) {
if (inst->ns != NULL) {
if (xmlStrEqual(inst->ns->href, XSLT_NAMESPACE)) {
/*
* Mark the instruction as being of
* XSLT version 1.1 (abandoned).
*/
comp->ver11 = 1;
#ifdef WITH_XSLT_DEBUG_EXTRA
xsltGenericDebug(xsltGenericDebugContext,
"Found xslt11:document construct\n");
#endif
} else {
if (xmlStrEqual(inst->ns->href,
(const xmlChar *)"http://exslt.org/common")) {
/* EXSLT. */
#ifdef WITH_XSLT_DEBUG_EXTRA
xsltGenericDebug(xsltGenericDebugContext,
"Found exslt:document extension\n");
#endif
} else if (xmlStrEqual(inst->ns->href, XSLT_XT_NAMESPACE)) {
/* James Clark's XT. */
#ifdef WITH_XSLT_DEBUG_EXTRA
xsltGenericDebug(xsltGenericDebugContext,
"Found xt:document extension\n");
#endif
}
}
}
/*
* The element "document" is used in conjunction with the
* following namespaces:
*
* 1) XSLT_NAMESPACE (http://www.w3.org/1999/XSL/Transform version 1.1)
* <!ELEMENT xsl:document %template;>
* <!ATTLIST xsl:document
* href %avt; #REQUIRED
* @href is an AVT
* IMPORTANT: xsl:document was in the abandoned XSLT 1.1 draft,
* it was removed and isn't available in XSLT 1.1 anymore.
* In XSLT 2.0 it was renamed to xsl:result-document.
*
* All other attributes are identical to the attributes
* on xsl:output
*
* 2) EXSLT_COMMON_NAMESPACE (http://exslt.org/common)
* <exsl:document
* href = { uri-reference }
* TODO: is @href is an AVT?
*
* 3) XSLT_XT_NAMESPACE (http://www.jclark.com/xt)
* Example: <xt:document method="xml" href="myFile.xml">
* TODO: is @href is an AVT?
*
* In all cases @href is in no namespace.
*/
filename = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"href", NULL, &comp->has_filename);
}
if (!comp->has_filename) {
goto error;
}
comp->filename = filename;
error:
return ((xsltElemPreCompPtr) comp);
}
/************************************************************************
* *
* Most of the XSLT-1.0 transformations *
* *
************************************************************************/
/**
* xsltSortComp:
* @style: the XSLT stylesheet
* @inst: the xslt sort node
*
* Process the xslt sort node on the source node
*/
static void
xsltSortComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemSortPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemSortPtr) xsltNewStylePreComp(style, XSLT_FUNC_SORT);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_SORT);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
comp->stype = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"data-type",
NULL, &comp->has_stype);
if (comp->stype != NULL) {
if (xmlStrEqual(comp->stype, (const xmlChar *) "text"))
comp->number = 0;
else if (xmlStrEqual(comp->stype, (const xmlChar *) "number"))
comp->number = 1;
else {
xsltTransformError(NULL, style, inst,
"xsltSortComp: no support for data-type = %s\n", comp->stype);
comp->number = 0; /* use default */
if (style != NULL) style->warnings++;
}
}
comp->order = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"order",
NULL, &comp->has_order);
if (comp->order != NULL) {
if (xmlStrEqual(comp->order, (const xmlChar *) "ascending"))
comp->descending = 0;
else if (xmlStrEqual(comp->order, (const xmlChar *) "descending"))
comp->descending = 1;
else {
xsltTransformError(NULL, style, inst,
"xsltSortComp: invalid value %s for order\n", comp->order);
comp->descending = 0; /* use default */
if (style != NULL) style->warnings++;
}
}
comp->case_order = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"case-order",
NULL, &comp->has_use);
if (comp->case_order != NULL) {
if (xmlStrEqual(comp->case_order, (const xmlChar *) "upper-first"))
comp->lower_first = 0;
else if (xmlStrEqual(comp->case_order, (const xmlChar *) "lower-first"))
comp->lower_first = 1;
else {
xsltTransformError(NULL, style, inst,
"xsltSortComp: invalid value %s for order\n", comp->order);
comp->lower_first = 0; /* use default */
if (style != NULL) style->warnings++;
}
}
comp->lang = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"lang",
NULL, &comp->has_lang);
if (comp->lang != NULL) {
comp->locale = xsltNewLocale(comp->lang);
}
else {
comp->locale = (xsltLocale)0;
}
comp->select = xsltGetCNsProp(style, inst,(const xmlChar *)"select", XSLT_NAMESPACE);
if (comp->select == NULL) {
/*
* The default value of the select attribute is ., which will
* cause the string-value of the current node to be used as
* the sort key.
*/
comp->select = xmlDictLookup(style->dict, BAD_CAST ".", 1);
}
comp->comp = xsltXPathCompile(style, comp->select);
if (comp->comp == NULL) {
xsltTransformError(NULL, style, inst,
"xsltSortComp: could not compile select expression '%s'\n",
comp->select);
if (style != NULL) style->errors++;
}
if (inst->children != NULL) {
xsltTransformError(NULL, style, inst,
"xsl:sort : is not empty\n");
if (style != NULL) style->errors++;
}
}
/**
* xsltCopyComp:
* @style: the XSLT stylesheet
* @inst: the xslt copy node
*
* Process the xslt copy node on the source node
*/
static void
xsltCopyComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemCopyPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemCopyPtr) xsltNewStylePreComp(style, XSLT_FUNC_COPY);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_COPY);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
comp->use = xsltGetCNsProp(style, inst, (const xmlChar *)"use-attribute-sets",
XSLT_NAMESPACE);
if (comp->use == NULL)
comp->has_use = 0;
else
comp->has_use = 1;
}
#ifdef XSLT_REFACTORED
/* Enable if ever needed for xsl:text. */
#else
/**
* xsltTextComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt text node
*
* TODO: This function is obsolete, since xsl:text won't
* be compiled, but removed from the tree.
*
* Process the xslt text node on the source node
*/
static void
xsltTextComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemTextPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
const xmlChar *prop;
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemTextPtr) xsltNewStylePreComp(style, XSLT_FUNC_TEXT);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_TEXT);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
comp->noescape = 0;
prop = xsltGetCNsProp(style, inst,
(const xmlChar *)"disable-output-escaping",
XSLT_NAMESPACE);
if (prop != NULL) {
if (xmlStrEqual(prop, (const xmlChar *)"yes")) {
comp->noescape = 1;
} else if (!xmlStrEqual(prop,
(const xmlChar *)"no")){
xsltTransformError(NULL, style, inst,
"xsl:text: disable-output-escaping allows only yes or no\n");
if (style != NULL) style->warnings++;
}
}
}
#endif /* else of XSLT_REFACTORED */
/**
* xsltElementComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt element node
*
* Process the xslt element node on the source node
*/
static void
xsltElementComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemElementPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
/*
* <xsl:element
* name = { qname }
* namespace = { uri-reference }
* use-attribute-sets = qnames>
* <!-- Content: template -->
* </xsl:element>
*/
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemElementPtr) xsltNewStylePreComp(style, XSLT_FUNC_ELEMENT);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_ELEMENT);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
/*
* Attribute "name".
*/
/*
* TODO: Precompile the AVT. See bug #344894.
*/
comp->name = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"name", NULL, &comp->has_name);
if (! comp->has_name) {
xsltTransformError(NULL, style, inst,
"xsl:element: The attribute 'name' is missing.\n");
style->errors++;
goto error;
}
/*
* Attribute "namespace".
*/
/*
* TODO: Precompile the AVT. See bug #344894.
*/
comp->ns = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"namespace", NULL, &comp->has_ns);
if (comp->name != NULL) {
if (xmlValidateQName(comp->name, 0)) {
xsltTransformError(NULL, style, inst,
"xsl:element: The value '%s' of the attribute 'name' is "
"not a valid QName.\n", comp->name);
style->errors++;
} else {
const xmlChar *prefix = NULL, *name;
name = xsltSplitQName(style->dict, comp->name, &prefix);
if (comp->has_ns == 0) {
xmlNsPtr ns;
/*
* SPEC XSLT 1.0:
* "If the namespace attribute is not present, then the QName is
* expanded into an expanded-name using the namespace declarations
* in effect for the xsl:element element, including any default
* namespace declaration.
*/
ns = xmlSearchNs(inst->doc, inst, prefix);
if (ns != NULL) {
comp->ns = xmlDictLookup(style->dict, ns->href, -1);
comp->has_ns = 1;
#ifdef XSLT_REFACTORED
comp->nsPrefix = prefix;
comp->name = name;
#else
(void)name; /* Suppress unused variable warning. */
#endif
} else if (prefix != NULL) {
xsltTransformError(NULL, style, inst,
"xsl:element: The prefixed QName '%s' "
"has no namespace binding in scope in the "
"stylesheet; this is an error, since the namespace was "
"not specified by the instruction itself.\n", comp->name);
style->errors++;
}
}
if ((prefix != NULL) &&
(!xmlStrncasecmp(prefix, (xmlChar *)"xml", 3)))
{
/*
* Mark is to be skipped.
*/
comp->has_name = 0;
}
}
}
/*
* Attribute "use-attribute-sets",
*/
comp->use = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"use-attribute-sets",
NULL, &comp->has_use);
error:
return;
}
/**
* xsltAttributeComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt attribute node
*
* Process the xslt attribute node on the source node
*/
static void
xsltAttributeComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemAttributePtr comp;
#else
xsltStylePreCompPtr comp;
#endif
/*
* <xsl:attribute
* name = { qname }
* namespace = { uri-reference }>
* <!-- Content: template -->
* </xsl:attribute>
*/
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemAttributePtr) xsltNewStylePreComp(style,
XSLT_FUNC_ATTRIBUTE);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_ATTRIBUTE);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
/*
* Attribute "name".
*/
/*
* TODO: Precompile the AVT. See bug #344894.
*/
comp->name = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"name",
NULL, &comp->has_name);
if (! comp->has_name) {
xsltTransformError(NULL, style, inst,
"XSLT-attribute: The attribute 'name' is missing.\n");
style->errors++;
return;
}
/*
* Attribute "namespace".
*/
/*
* TODO: Precompile the AVT. See bug #344894.
*/
comp->ns = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"namespace",
NULL, &comp->has_ns);
if (comp->name != NULL) {
if (xmlValidateQName(comp->name, 0)) {
xsltTransformError(NULL, style, inst,
"xsl:attribute: The value '%s' of the attribute 'name' is "
"not a valid QName.\n", comp->name);
style->errors++;
} else if (xmlStrEqual(comp->name, BAD_CAST "xmlns")) {
xsltTransformError(NULL, style, inst,
"xsl:attribute: The attribute name 'xmlns' is not allowed.\n");
style->errors++;
} else {
const xmlChar *prefix = NULL, *name;
name = xsltSplitQName(style->dict, comp->name, &prefix);
if (prefix != NULL) {
if (comp->has_ns == 0) {
xmlNsPtr ns;
/*
* SPEC XSLT 1.0:
* "If the namespace attribute is not present, then the
* QName is expanded into an expanded-name using the
* namespace declarations in effect for the xsl:element
* element, including any default namespace declaration.
*/
ns = xmlSearchNs(inst->doc, inst, prefix);
if (ns != NULL) {
comp->ns = xmlDictLookup(style->dict, ns->href, -1);
comp->has_ns = 1;
#ifdef XSLT_REFACTORED
comp->nsPrefix = prefix;
comp->name = name;
#else
(void)name; /* Suppress unused variable warning. */
#endif
} else {
xsltTransformError(NULL, style, inst,
"xsl:attribute: The prefixed QName '%s' "
"has no namespace binding in scope in the "
"stylesheet; this is an error, since the "
"namespace was not specified by the instruction "
"itself.\n", comp->name);
style->errors++;
}
}
}
}
}
}
/**
* xsltCommentComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt comment node
*
* Process the xslt comment node on the source node
*/
static void
xsltCommentComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemCommentPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemCommentPtr) xsltNewStylePreComp(style, XSLT_FUNC_COMMENT);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_COMMENT);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
}
/**
* xsltProcessingInstructionComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt processing-instruction node
*
* Process the xslt processing-instruction node on the source node
*/
static void
xsltProcessingInstructionComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemPIPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemPIPtr) xsltNewStylePreComp(style, XSLT_FUNC_PI);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_PI);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
comp->name = xsltEvalStaticAttrValueTemplate(style, inst,
(const xmlChar *)"name",
XSLT_NAMESPACE, &comp->has_name);
}
/**
* xsltCopyOfComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt copy-of node
*
* Process the xslt copy-of node on the source node
*/
static void
xsltCopyOfComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemCopyOfPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemCopyOfPtr) xsltNewStylePreComp(style, XSLT_FUNC_COPYOF);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_COPYOF);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
comp->select = xsltGetCNsProp(style, inst, (const xmlChar *)"select",
XSLT_NAMESPACE);
if (comp->select == NULL) {
xsltTransformError(NULL, style, inst,
"xsl:copy-of : select is missing\n");
if (style != NULL) style->errors++;
return;
}
comp->comp = xsltXPathCompile(style, comp->select);
if (comp->comp == NULL) {
xsltTransformError(NULL, style, inst,
"xsl:copy-of : could not compile select expression '%s'\n",
comp->select);
if (style != NULL) style->errors++;
}
}
/**
* xsltValueOfComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt value-of node
*
* Process the xslt value-of node on the source node
*/
static void
xsltValueOfComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemValueOfPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
const xmlChar *prop;
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemValueOfPtr) xsltNewStylePreComp(style, XSLT_FUNC_VALUEOF);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_VALUEOF);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
prop = xsltGetCNsProp(style, inst,
(const xmlChar *)"disable-output-escaping",
XSLT_NAMESPACE);
if (prop != NULL) {
if (xmlStrEqual(prop, (const xmlChar *)"yes")) {
comp->noescape = 1;
} else if (!xmlStrEqual(prop,
(const xmlChar *)"no")){
xsltTransformError(NULL, style, inst,
"xsl:value-of : disable-output-escaping allows only yes or no\n");
if (style != NULL) style->warnings++;
}
}
comp->select = xsltGetCNsProp(style, inst, (const xmlChar *)"select",
XSLT_NAMESPACE);
if (comp->select == NULL) {
xsltTransformError(NULL, style, inst,
"xsl:value-of : select is missing\n");
if (style != NULL) style->errors++;
return;
}
comp->comp = xsltXPathCompile(style, comp->select);
if (comp->comp == NULL) {
xsltTransformError(NULL, style, inst,
"xsl:value-of : could not compile select expression '%s'\n",
comp->select);
if (style != NULL) style->errors++;
}
}
static void
xsltGetQNameProperty(xsltStylesheetPtr style, xmlNodePtr inst,
const xmlChar *propName,
int mandatory,
int *hasProp, const xmlChar **nsName,
const xmlChar** localName)
{
const xmlChar *prop;
if (nsName)
*nsName = NULL;
if (localName)
*localName = NULL;
if (hasProp)
*hasProp = 0;
prop = xsltGetCNsProp(style, inst, propName, XSLT_NAMESPACE);
if (prop == NULL) {
if (mandatory) {
xsltTransformError(NULL, style, inst,
"The attribute '%s' is missing.\n", propName);
style->errors++;
return;
}
} else {
const xmlChar *URI;
if (xmlValidateQName(prop, 0)) {
xsltTransformError(NULL, style, inst,
"The value '%s' of the attribute "
"'%s' is not a valid QName.\n", prop, propName);
style->errors++;
return;
} else {
/*
* @prop will be in the string dict afterwards, @URI not.
*/
URI = xsltGetQNameURI2(style, inst, &prop);
if (prop == NULL) {
style->errors++;
} else {
if (localName)
*localName = prop;
if (hasProp)
*hasProp = 1;
if (URI != NULL) {
/*
* Fixes bug #308441: Put the ns-name in the dict
* in order to pointer compare names during XPath's
* variable lookup.
*/
if (nsName)
*nsName = xmlDictLookup(style->dict, URI, -1);
/* comp->has_ns = 1; */
}
}
}
}
return;
}
/**
* xsltWithParamComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt with-param node
*
* Process the xslt with-param node on the source node
* Allowed parents: xsl:call-template, xsl:apply-templates.
* <xsl:with-param
* name = qname
* select = expression>
* <!-- Content: template -->
* </xsl:with-param>
*/
static void
xsltWithParamComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemWithParamPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemWithParamPtr) xsltNewStylePreComp(style, XSLT_FUNC_WITHPARAM);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_WITHPARAM);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
/*
* Attribute "name".
*/
xsltGetQNameProperty(style, inst, BAD_CAST "name",
1, &(comp->has_name), &(comp->ns), &(comp->name));
if (comp->ns)
comp->has_ns = 1;
/*
* Attribute "select".
*/
comp->select = xsltGetCNsProp(style, inst, (const xmlChar *)"select",
XSLT_NAMESPACE);
if (comp->select != NULL) {
comp->comp = xsltXPathCompile(style, comp->select);
if (comp->comp == NULL) {
xsltTransformError(NULL, style, inst,
"XSLT-with-param: Failed to compile select "
"expression '%s'\n", comp->select);
style->errors++;
}
if (inst->children != NULL) {
xsltTransformError(NULL, style, inst,
"XSLT-with-param: The content should be empty since "
"the attribute select is present.\n");
style->warnings++;
}
}
}
/**
* xsltNumberComp:
* @style: an XSLT compiled stylesheet
* @cur: the xslt number node
*
* Process the xslt number node on the source node
*/
static void
xsltNumberComp(xsltStylesheetPtr style, xmlNodePtr cur) {
#ifdef XSLT_REFACTORED
xsltStyleItemNumberPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
const xmlChar *prop;
if ((style == NULL) || (cur == NULL) || (cur->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemNumberPtr) xsltNewStylePreComp(style, XSLT_FUNC_NUMBER);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_NUMBER);
#endif
if (comp == NULL)
return;
cur->psvi = comp;
comp->numdata.doc = cur->doc;
comp->numdata.node = cur;
comp->numdata.value = xsltGetCNsProp(style, cur, (const xmlChar *)"value",
XSLT_NAMESPACE);
prop = xsltEvalStaticAttrValueTemplate(style, cur,
(const xmlChar *)"format",
XSLT_NAMESPACE, &comp->numdata.has_format);
if (comp->numdata.has_format == 0) {
comp->numdata.format = xmlDictLookup(style->dict, BAD_CAST "" , 0);
} else {
comp->numdata.format = prop;
}
comp->numdata.count = xsltGetCNsProp(style, cur, (const xmlChar *)"count",
XSLT_NAMESPACE);
comp->numdata.from = xsltGetCNsProp(style, cur, (const xmlChar *)"from",
XSLT_NAMESPACE);
prop = xsltGetCNsProp(style, cur, (const xmlChar *)"count", XSLT_NAMESPACE);
if (prop != NULL) {
comp->numdata.countPat = xsltCompilePattern(prop, cur->doc, cur, style,
NULL);
}
prop = xsltGetCNsProp(style, cur, (const xmlChar *)"from", XSLT_NAMESPACE);
if (prop != NULL) {
comp->numdata.fromPat = xsltCompilePattern(prop, cur->doc, cur, style,
NULL);
}
prop = xsltGetCNsProp(style, cur, (const xmlChar *)"level", XSLT_NAMESPACE);
if (prop != NULL) {
if (xmlStrEqual(prop, BAD_CAST("single")) ||
xmlStrEqual(prop, BAD_CAST("multiple")) ||
xmlStrEqual(prop, BAD_CAST("any"))) {
comp->numdata.level = prop;
} else {
xsltTransformError(NULL, style, cur,
"xsl:number : invalid value %s for level\n", prop);
if (style != NULL) style->warnings++;
}
}
prop = xsltGetCNsProp(style, cur, (const xmlChar *)"lang", XSLT_NAMESPACE);
if (prop != NULL) {
xsltTransformError(NULL, style, cur,
"xsl:number : lang attribute not implemented\n");
XSLT_TODO; /* xsl:number lang attribute */
}
prop = xsltGetCNsProp(style, cur, (const xmlChar *)"letter-value", XSLT_NAMESPACE);
if (prop != NULL) {
if (xmlStrEqual(prop, BAD_CAST("alphabetic"))) {
xsltTransformError(NULL, style, cur,
"xsl:number : letter-value 'alphabetic' not implemented\n");
if (style != NULL) style->warnings++;
XSLT_TODO; /* xsl:number letter-value attribute alphabetic */
} else if (xmlStrEqual(prop, BAD_CAST("traditional"))) {
xsltTransformError(NULL, style, cur,
"xsl:number : letter-value 'traditional' not implemented\n");
if (style != NULL) style->warnings++;
XSLT_TODO; /* xsl:number letter-value attribute traditional */
} else {
xsltTransformError(NULL, style, cur,
"xsl:number : invalid value %s for letter-value\n", prop);
if (style != NULL) style->warnings++;
}
}
prop = xsltGetCNsProp(style, cur, (const xmlChar *)"grouping-separator",
XSLT_NAMESPACE);
if (prop != NULL) {
comp->numdata.groupingCharacterLen = xmlStrlen(prop);
comp->numdata.groupingCharacter =
xsltGetUTF8Char(prop, &(comp->numdata.groupingCharacterLen));
}
prop = xsltGetCNsProp(style, cur, (const xmlChar *)"grouping-size", XSLT_NAMESPACE);
if (prop != NULL) {
sscanf((char *)prop, "%d", &comp->numdata.digitsPerGroup);
} else {
comp->numdata.groupingCharacter = 0;
}
/* Set default values */
if (comp->numdata.value == NULL) {
if (comp->numdata.level == NULL) {
comp->numdata.level = xmlDictLookup(style->dict,
BAD_CAST"single", 6);
}
}
}
/**
* xsltApplyImportsComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt apply-imports node
*
* Process the xslt apply-imports node on the source node
*/
static void
xsltApplyImportsComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemApplyImportsPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemApplyImportsPtr) xsltNewStylePreComp(style, XSLT_FUNC_APPLYIMPORTS);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_APPLYIMPORTS);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
}
/**
* xsltCallTemplateComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt call-template node
*
* Process the xslt call-template node on the source node
*/
static void
xsltCallTemplateComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemCallTemplatePtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemCallTemplatePtr)
xsltNewStylePreComp(style, XSLT_FUNC_CALLTEMPLATE);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_CALLTEMPLATE);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
/*
* Attribute "name".
*/
xsltGetQNameProperty(style, inst, BAD_CAST "name",
1, &(comp->has_name), &(comp->ns), &(comp->name));
if (comp->ns)
comp->has_ns = 1;
}
/**
* xsltApplyTemplatesComp:
* @style: an XSLT compiled stylesheet
* @inst: the apply-templates node
*
* Process the apply-templates node on the source node
*/
static void
xsltApplyTemplatesComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemApplyTemplatesPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemApplyTemplatesPtr)
xsltNewStylePreComp(style, XSLT_FUNC_APPLYTEMPLATES);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_APPLYTEMPLATES);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
/*
* Attribute "mode".
*/
xsltGetQNameProperty(style, inst, BAD_CAST "mode",
0, NULL, &(comp->modeURI), &(comp->mode));
/*
* Attribute "select".
*/
comp->select = xsltGetCNsProp(style, inst, BAD_CAST "select",
XSLT_NAMESPACE);
if (comp->select != NULL) {
comp->comp = xsltXPathCompile(style, comp->select);
if (comp->comp == NULL) {
xsltTransformError(NULL, style, inst,
"XSLT-apply-templates: could not compile select "
"expression '%s'\n", comp->select);
style->errors++;
}
}
/* TODO: handle (or skip) the xsl:sort and xsl:with-param */
}
/**
* xsltChooseComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt choose node
*
* Process the xslt choose node on the source node
*/
static void
xsltChooseComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemChoosePtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemChoosePtr)
xsltNewStylePreComp(style, XSLT_FUNC_CHOOSE);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_CHOOSE);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
}
/**
* xsltIfComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt if node
*
* Process the xslt if node on the source node
*/
static void
xsltIfComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemIfPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemIfPtr)
xsltNewStylePreComp(style, XSLT_FUNC_IF);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_IF);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
comp->test = xsltGetCNsProp(style, inst, (const xmlChar *)"test", XSLT_NAMESPACE);
if (comp->test == NULL) {
xsltTransformError(NULL, style, inst,
"xsl:if : test is not defined\n");
if (style != NULL) style->errors++;
return;
}
comp->comp = xsltXPathCompile(style, comp->test);
if (comp->comp == NULL) {
xsltTransformError(NULL, style, inst,
"xsl:if : could not compile test expression '%s'\n",
comp->test);
if (style != NULL) style->errors++;
}
}
/**
* xsltWhenComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt if node
*
* Process the xslt if node on the source node
*/
static void
xsltWhenComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemWhenPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemWhenPtr)
xsltNewStylePreComp(style, XSLT_FUNC_WHEN);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_WHEN);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
comp->test = xsltGetCNsProp(style, inst, (const xmlChar *)"test", XSLT_NAMESPACE);
if (comp->test == NULL) {
xsltTransformError(NULL, style, inst,
"xsl:when : test is not defined\n");
if (style != NULL) style->errors++;
return;
}
comp->comp = xsltXPathCompile(style, comp->test);
if (comp->comp == NULL) {
xsltTransformError(NULL, style, inst,
"xsl:when : could not compile test expression '%s'\n",
comp->test);
if (style != NULL) style->errors++;
}
}
/**
* xsltForEachComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt for-each node
*
* Process the xslt for-each node on the source node
*/
static void
xsltForEachComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemForEachPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemForEachPtr)
xsltNewStylePreComp(style, XSLT_FUNC_FOREACH);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_FOREACH);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
comp->select = xsltGetCNsProp(style, inst, (const xmlChar *)"select",
XSLT_NAMESPACE);
if (comp->select == NULL) {
xsltTransformError(NULL, style, inst,
"xsl:for-each : select is missing\n");
if (style != NULL) style->errors++;
} else {
comp->comp = xsltXPathCompile(style, comp->select);
if (comp->comp == NULL) {
xsltTransformError(NULL, style, inst,
"xsl:for-each : could not compile select expression '%s'\n",
comp->select);
if (style != NULL) style->errors++;
}
}
/* TODO: handle and skip the xsl:sort */
}
/**
* xsltVariableComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt variable node
*
* Process the xslt variable node on the source node
*/
static void
xsltVariableComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemVariablePtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemVariablePtr)
xsltNewStylePreComp(style, XSLT_FUNC_VARIABLE);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_VARIABLE);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
/*
* The full template resolution can be done statically
*/
/*
* Attribute "name".
*/
xsltGetQNameProperty(style, inst, BAD_CAST "name",
1, &(comp->has_name), &(comp->ns), &(comp->name));
if (comp->ns)
comp->has_ns = 1;
/*
* Attribute "select".
*/
comp->select = xsltGetCNsProp(style, inst, (const xmlChar *)"select",
XSLT_NAMESPACE);
if (comp->select != NULL) {
#ifndef XSLT_REFACTORED
xmlNodePtr cur;
#endif
comp->comp = xsltXPathCompile(style, comp->select);
if (comp->comp == NULL) {
xsltTransformError(NULL, style, inst,
"XSLT-variable: Failed to compile the XPath expression '%s'.\n",
comp->select);
style->errors++;
}
#ifdef XSLT_REFACTORED
if (inst->children != NULL) {
xsltTransformError(NULL, style, inst,
"XSLT-variable: There must be no child nodes, since the "
"attribute 'select' was specified.\n");
style->errors++;
}
#else
for (cur = inst->children; cur != NULL; cur = cur->next) {
if (cur->type != XML_COMMENT_NODE &&
(cur->type != XML_TEXT_NODE || !xsltIsBlank(cur->content)))
{
xsltTransformError(NULL, style, inst,
"XSLT-variable: There must be no child nodes, since the "
"attribute 'select' was specified.\n");
style->errors++;
}
}
#endif
}
}
/**
* xsltParamComp:
* @style: an XSLT compiled stylesheet
* @inst: the xslt param node
*
* Process the xslt param node on the source node
*/
static void
xsltParamComp(xsltStylesheetPtr style, xmlNodePtr inst) {
#ifdef XSLT_REFACTORED
xsltStyleItemParamPtr comp;
#else
xsltStylePreCompPtr comp;
#endif
if ((style == NULL) || (inst == NULL) || (inst->type != XML_ELEMENT_NODE))
return;
#ifdef XSLT_REFACTORED
comp = (xsltStyleItemParamPtr)
xsltNewStylePreComp(style, XSLT_FUNC_PARAM);
#else
comp = xsltNewStylePreComp(style, XSLT_FUNC_PARAM);
#endif
if (comp == NULL)
return;
inst->psvi = comp;
comp->inst = inst;
/*
* Attribute "name".
*/
xsltGetQNameProperty(style, inst, BAD_CAST "name",
1, &(comp->has_name), &(comp->ns), &(comp->name));
if (comp->ns)
comp->has_ns = 1;
/*
* Attribute "select".
*/
comp->select = xsltGetCNsProp(style, inst, (const xmlChar *)"select",
XSLT_NAMESPACE);
if (comp->select != NULL) {
comp->comp = xsltXPathCompile(style, comp->select);
if (comp->comp == NULL) {
xsltTransformError(NULL, style, inst,
"XSLT-param: could not compile select expression '%s'.\n",
comp->select);
style->errors++;
}
if (inst->children != NULL) {
xsltTransformError(NULL, style, inst,
"XSLT-param: The content should be empty since the "
"attribute 'select' is present.\n");
style->warnings++;
}
}
}
/************************************************************************
* *
* Generic interface *
* *
************************************************************************/
/**
* xsltFreeStylePreComps:
* @style: an XSLT transformation context
*
* Free up the memory allocated by all precomputed blocks
*/
void
xsltFreeStylePreComps(xsltStylesheetPtr style) {
xsltElemPreCompPtr cur, next;
if (style == NULL)
return;
cur = style->preComps;
while (cur != NULL) {
next = cur->next;
if (cur->type == XSLT_FUNC_EXTENSION)
cur->free(cur);
else
xsltFreeStylePreComp((xsltStylePreCompPtr) cur);
cur = next;
}
}
#ifdef XSLT_REFACTORED
/**
* xsltStylePreCompute:
* @style: the XSLT stylesheet
* @node: the element in the XSLT namespace
*
* Precompute an XSLT element.
* This expects the type of the element to be already
* set in style->compCtxt->inode->type;
*/
void
xsltStylePreCompute(xsltStylesheetPtr style, xmlNodePtr node) {
/*
* The xsltXSLTElemMarker marker was set beforehand by
* the parsing mechanism for all elements in the XSLT namespace.
*/
if (style == NULL) {
if ((node != NULL) && (node->type == XML_ELEMENT_NODE))
node->psvi = NULL;
return;
}
if (node == NULL)
return;
if (! IS_XSLT_ELEM_FAST(node))
return;
node->psvi = NULL;
if (XSLT_CCTXT(style)->inode->type != 0) {
switch (XSLT_CCTXT(style)->inode->type) {
case XSLT_FUNC_APPLYTEMPLATES:
xsltApplyTemplatesComp(style, node);
break;
case XSLT_FUNC_WITHPARAM:
xsltWithParamComp(style, node);
break;
case XSLT_FUNC_VALUEOF:
xsltValueOfComp(style, node);
break;
case XSLT_FUNC_COPY:
xsltCopyComp(style, node);
break;
case XSLT_FUNC_COPYOF:
xsltCopyOfComp(style, node);
break;
case XSLT_FUNC_IF:
xsltIfComp(style, node);
break;
case XSLT_FUNC_CHOOSE:
xsltChooseComp(style, node);
break;
case XSLT_FUNC_WHEN:
xsltWhenComp(style, node);
break;
case XSLT_FUNC_OTHERWISE:
/* NOP yet */
return;
case XSLT_FUNC_FOREACH:
xsltForEachComp(style, node);
break;
case XSLT_FUNC_APPLYIMPORTS:
xsltApplyImportsComp(style, node);
break;
case XSLT_FUNC_ATTRIBUTE:
xsltAttributeComp(style, node);
break;
case XSLT_FUNC_ELEMENT:
xsltElementComp(style, node);
break;
case XSLT_FUNC_SORT:
xsltSortComp(style, node);
break;
case XSLT_FUNC_COMMENT:
xsltCommentComp(style, node);
break;
case XSLT_FUNC_NUMBER:
xsltNumberComp(style, node);
break;
case XSLT_FUNC_PI:
xsltProcessingInstructionComp(style, node);
break;
case XSLT_FUNC_CALLTEMPLATE:
xsltCallTemplateComp(style, node);
break;
case XSLT_FUNC_PARAM:
xsltParamComp(style, node);
break;
case XSLT_FUNC_VARIABLE:
xsltVariableComp(style, node);
break;
case XSLT_FUNC_FALLBACK:
/* NOP yet */
return;
case XSLT_FUNC_DOCUMENT:
/* The extra one */
node->psvi = (void *) xsltDocumentComp(style, node,
xsltDocumentElem);
break;
case XSLT_FUNC_MESSAGE:
/* NOP yet */
return;
default:
/*
* NOTE that xsl:text, xsl:template, xsl:stylesheet,
* xsl:transform, xsl:import, xsl:include are not expected
* to be handed over to this function.
*/
xsltTransformError(NULL, style, node,
"Internal error: (xsltStylePreCompute) cannot handle "
"the XSLT element '%s'.\n", node->name);
style->errors++;
return;
}
} else {
/*
* Fallback to string comparison.
*/
if (IS_XSLT_NAME(node, "apply-templates")) {
xsltApplyTemplatesComp(style, node);
} else if (IS_XSLT_NAME(node, "with-param")) {
xsltWithParamComp(style, node);
} else if (IS_XSLT_NAME(node, "value-of")) {
xsltValueOfComp(style, node);
} else if (IS_XSLT_NAME(node, "copy")) {
xsltCopyComp(style, node);
} else if (IS_XSLT_NAME(node, "copy-of")) {
xsltCopyOfComp(style, node);
} else if (IS_XSLT_NAME(node, "if")) {
xsltIfComp(style, node);
} else if (IS_XSLT_NAME(node, "choose")) {
xsltChooseComp(style, node);
} else if (IS_XSLT_NAME(node, "when")) {
xsltWhenComp(style, node);
} else if (IS_XSLT_NAME(node, "otherwise")) {
/* NOP yet */
return;
} else if (IS_XSLT_NAME(node, "for-each")) {
xsltForEachComp(style, node);
} else if (IS_XSLT_NAME(node, "apply-imports")) {
xsltApplyImportsComp(style, node);
} else if (IS_XSLT_NAME(node, "attribute")) {
xsltAttributeComp(style, node);
} else if (IS_XSLT_NAME(node, "element")) {
xsltElementComp(style, node);
} else if (IS_XSLT_NAME(node, "sort")) {
xsltSortComp(style, node);
} else if (IS_XSLT_NAME(node, "comment")) {
xsltCommentComp(style, node);
} else if (IS_XSLT_NAME(node, "number")) {
xsltNumberComp(style, node);
} else if (IS_XSLT_NAME(node, "processing-instruction")) {
xsltProcessingInstructionComp(style, node);
} else if (IS_XSLT_NAME(node, "call-template")) {
xsltCallTemplateComp(style, node);
} else if (IS_XSLT_NAME(node, "param")) {
xsltParamComp(style, node);
} else if (IS_XSLT_NAME(node, "variable")) {
xsltVariableComp(style, node);
} else if (IS_XSLT_NAME(node, "fallback")) {
/* NOP yet */
return;
} else if (IS_XSLT_NAME(node, "document")) {
/* The extra one */
node->psvi = (void *) xsltDocumentComp(style, node,
xsltDocumentElem);
} else if (IS_XSLT_NAME(node, "output")) {
/* Top-level */
return;
} else if (IS_XSLT_NAME(node, "preserve-space")) {
/* Top-level */
return;
} else if (IS_XSLT_NAME(node, "strip-space")) {
/* Top-level */
return;
} else if (IS_XSLT_NAME(node, "key")) {
/* Top-level */
return;
} else if (IS_XSLT_NAME(node, "message")) {
return;
} else if (IS_XSLT_NAME(node, "attribute-set")) {
/* Top-level */
return;
} else if (IS_XSLT_NAME(node, "namespace-alias")) {
/* Top-level */
return;
} else if (IS_XSLT_NAME(node, "decimal-format")) {
/* Top-level */
return;
} else if (IS_XSLT_NAME(node, "include")) {
/* Top-level */
} else {
/*
* NOTE that xsl:text, xsl:template, xsl:stylesheet,
* xsl:transform, xsl:import, xsl:include are not expected
* to be handed over to this function.
*/
xsltTransformError(NULL, style, node,
"Internal error: (xsltStylePreCompute) cannot handle "
"the XSLT element '%s'.\n", node->name);
style->errors++;
return;
}
}
/*
* Assign the current list of in-scope namespaces to the
* item. This is needed for XPath expressions.
*/
if (node->psvi != NULL) {
((xsltStylePreCompPtr) node->psvi)->inScopeNs =
XSLT_CCTXT(style)->inode->inScopeNs;
}
}
#else
/**
* xsltStylePreCompute:
* @style: the XSLT stylesheet
* @inst: the instruction in the stylesheet
*
* Precompute an XSLT stylesheet element
*/
void
xsltStylePreCompute(xsltStylesheetPtr style, xmlNodePtr inst) {
/*
* URGENT TODO: Normally inst->psvi Should never be reserved here,
* BUT: since if we include the same stylesheet from
* multiple imports, then the stylesheet will be parsed
* again. We simply must not try to compute the stylesheet again.
* TODO: Get to the point where we don't need to query the
* namespace- and local-name of the node, but can evaluate this
* using cctxt->style->inode->category;
*/
if ((inst == NULL) || (inst->type != XML_ELEMENT_NODE) ||
(inst->psvi != NULL))
return;
if (IS_XSLT_ELEM(inst)) {
xsltStylePreCompPtr cur;
if (IS_XSLT_NAME(inst, "apply-templates")) {
xsltCheckInstructionElement(style, inst);
xsltApplyTemplatesComp(style, inst);
} else if (IS_XSLT_NAME(inst, "with-param")) {
xsltCheckParentElement(style, inst, BAD_CAST "apply-templates",
BAD_CAST "call-template");
xsltWithParamComp(style, inst);
} else if (IS_XSLT_NAME(inst, "value-of")) {
xsltCheckInstructionElement(style, inst);
xsltValueOfComp(style, inst);
} else if (IS_XSLT_NAME(inst, "copy")) {
xsltCheckInstructionElement(style, inst);
xsltCopyComp(style, inst);
} else if (IS_XSLT_NAME(inst, "copy-of")) {
xsltCheckInstructionElement(style, inst);
xsltCopyOfComp(style, inst);
} else if (IS_XSLT_NAME(inst, "if")) {
xsltCheckInstructionElement(style, inst);
xsltIfComp(style, inst);
} else if (IS_XSLT_NAME(inst, "when")) {
xsltCheckParentElement(style, inst, BAD_CAST "choose", NULL);
xsltWhenComp(style, inst);
} else if (IS_XSLT_NAME(inst, "choose")) {
xsltCheckInstructionElement(style, inst);
xsltChooseComp(style, inst);
} else if (IS_XSLT_NAME(inst, "for-each")) {
xsltCheckInstructionElement(style, inst);
xsltForEachComp(style, inst);
} else if (IS_XSLT_NAME(inst, "apply-imports")) {
xsltCheckInstructionElement(style, inst);
xsltApplyImportsComp(style, inst);
} else if (IS_XSLT_NAME(inst, "attribute")) {
xmlNodePtr parent = inst->parent;
if ((parent == NULL) ||
(parent->type != XML_ELEMENT_NODE) || (parent->ns == NULL) ||
((parent->ns != inst->ns) &&
(!xmlStrEqual(parent->ns->href, inst->ns->href))) ||
(!xmlStrEqual(parent->name, BAD_CAST "attribute-set"))) {
xsltCheckInstructionElement(style, inst);
}
xsltAttributeComp(style, inst);
} else if (IS_XSLT_NAME(inst, "element")) {
xsltCheckInstructionElement(style, inst);
xsltElementComp(style, inst);
} else if (IS_XSLT_NAME(inst, "text")) {
xsltCheckInstructionElement(style, inst);
xsltTextComp(style, inst);
} else if (IS_XSLT_NAME(inst, "sort")) {
xsltCheckParentElement(style, inst, BAD_CAST "apply-templates",
BAD_CAST "for-each");
xsltSortComp(style, inst);
} else if (IS_XSLT_NAME(inst, "comment")) {
xsltCheckInstructionElement(style, inst);
xsltCommentComp(style, inst);
} else if (IS_XSLT_NAME(inst, "number")) {
xsltCheckInstructionElement(style, inst);
xsltNumberComp(style, inst);
} else if (IS_XSLT_NAME(inst, "processing-instruction")) {
xsltCheckInstructionElement(style, inst);
xsltProcessingInstructionComp(style, inst);
} else if (IS_XSLT_NAME(inst, "call-template")) {
xsltCheckInstructionElement(style, inst);
xsltCallTemplateComp(style, inst);
} else if (IS_XSLT_NAME(inst, "param")) {
if (xsltCheckTopLevelElement(style, inst, 0) == 0)
xsltCheckInstructionElement(style, inst);
xsltParamComp(style, inst);
} else if (IS_XSLT_NAME(inst, "variable")) {
if (xsltCheckTopLevelElement(style, inst, 0) == 0)
xsltCheckInstructionElement(style, inst);
xsltVariableComp(style, inst);
} else if (IS_XSLT_NAME(inst, "otherwise")) {
xsltCheckParentElement(style, inst, BAD_CAST "choose", NULL);
xsltCheckInstructionElement(style, inst);
return;
} else if (IS_XSLT_NAME(inst, "template")) {
xsltCheckTopLevelElement(style, inst, 1);
return;
} else if (IS_XSLT_NAME(inst, "output")) {
xsltCheckTopLevelElement(style, inst, 1);
return;
} else if (IS_XSLT_NAME(inst, "preserve-space")) {
xsltCheckTopLevelElement(style, inst, 1);
return;
} else if (IS_XSLT_NAME(inst, "strip-space")) {
xsltCheckTopLevelElement(style, inst, 1);
return;
} else if ((IS_XSLT_NAME(inst, "stylesheet")) ||
(IS_XSLT_NAME(inst, "transform"))) {
xmlNodePtr parent = inst->parent;
if ((parent == NULL) || (parent->type != XML_DOCUMENT_NODE)) {
xsltTransformError(NULL, style, inst,
"element %s only allowed only as root element\n",
inst->name);
style->errors++;
}
return;
} else if (IS_XSLT_NAME(inst, "key")) {
xsltCheckTopLevelElement(style, inst, 1);
return;
} else if (IS_XSLT_NAME(inst, "message")) {
xsltCheckInstructionElement(style, inst);
return;
} else if (IS_XSLT_NAME(inst, "attribute-set")) {
xsltCheckTopLevelElement(style, inst, 1);
return;
} else if (IS_XSLT_NAME(inst, "namespace-alias")) {
xsltCheckTopLevelElement(style, inst, 1);
return;
} else if (IS_XSLT_NAME(inst, "include")) {
xsltCheckTopLevelElement(style, inst, 1);
return;
} else if (IS_XSLT_NAME(inst, "import")) {
xsltCheckTopLevelElement(style, inst, 1);
return;
} else if (IS_XSLT_NAME(inst, "decimal-format")) {
xsltCheckTopLevelElement(style, inst, 1);
return;
} else if (IS_XSLT_NAME(inst, "fallback")) {
xsltCheckInstructionElement(style, inst);
return;
} else if (IS_XSLT_NAME(inst, "document")) {
xsltCheckInstructionElement(style, inst);
inst->psvi = (void *) xsltDocumentComp(style, inst,
xsltDocumentElem);
} else if ((style == NULL) || (style->forwards_compatible == 0)) {
xsltTransformError(NULL, style, inst,
"xsltStylePreCompute: unknown xsl:%s\n", inst->name);
if (style != NULL) style->warnings++;
}
cur = (xsltStylePreCompPtr) inst->psvi;
/*
* A ns-list is build for every XSLT item in the
* node-tree. This is needed for XPath expressions.
*/
if (cur != NULL) {
int i = 0;
cur->nsList = xmlGetNsList(inst->doc, inst);
if (cur->nsList != NULL) {
while (cur->nsList[i] != NULL)
i++;
}
cur->nsNr = i;
}
} else {
inst->psvi =
(void *) xsltPreComputeExtModuleElement(style, inst);
/*
* Unknown element, maybe registered at the context
* level. Mark it for later recognition.
*/
if (inst->psvi == NULL)
inst->psvi = (void *) xsltExtMarker;
}
}
#endif /* XSLT_REFACTORED */
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