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domxslt.c
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domxslt.c
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/*----------------------------------------------------------------------------
| Copyright (c) 2000 Jochen Loewer (loewerj@hotmail.com)
|-----------------------------------------------------------------------------
|
| $Id$
|
|
| A XSLT implementation for tDOM, according to the W3C
| recommendation (16 Nov 1999).
| See http://www.w3.org/TR/1999/REC-xslt-19991116 for details.
|
|
| The contents of this file are subject to the Mozilla Public License
| Version 1.1 (the "License"); you may not use this file except in
| compliance with the License. You may obtain a copy of the License at
| http://www.mozilla.org/MPL/
|
| Software distributed under the License is distributed on an "AS IS"
| basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
| License for the specific language governing rights and limitations
| under the License.
|
| The Original Code is tDOM.
|
| The Initial Developer of the Original Code is Jochen Loewer
| Portions created by Jochen Loewer are Copyright (C) 1999, 2000
| Jochen Loewer. All Rights Reserved.
|
| Contributor(s):
| Aug01 Rolf Ade xsl:include, xsl:import, xsl:apply-imports,
| document() plus several bug fixes
|
| Fall/Winter 01 Rolf Ade rewrite of xsl:number, xsl:key/key(),
| handling of toplevel var/parameter,
| plenty of fixes and enhancements all
| over the place.
|
| 2001-2007 Rolf Ade All changes and enhancements.
|
| written by Jochen Loewer
| June, 2000
|
\---------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
| Includes
|
\---------------------------------------------------------------------------*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <limits.h>
#include <ctype.h>
#include <locale.h>
#include <dom.h>
#include <domxpath.h>
#include <domxslt.h>
#include <tcl.h> /* for hash tables */
/*----------------------------------------------------------------------------
| Defines
|
\---------------------------------------------------------------------------*/
#define XSLT_NAMESPACE "http://www.w3.org/1999/XSL/Transform"
#define INITIAL_SIZE_FOR_KEYSETS 10
/*----------------------------------------------------------------------------
| Macros
|
\---------------------------------------------------------------------------*/
#define DBG(x)
#define TRACE(x) DBG(fprintf(stderr,(x)))
#define TRACE1(x,a) DBG(fprintf(stderr,(x),(a)))
#define TRACE2(x,a,b) DBG(fprintf(stderr,(x),(a),(b)))
#define TRACE3(x,a,b,c) DBG(fprintf(stderr,(x),(a),(b),(c)))
#define TRACE4(x,a,b,c,d) DBG(fprintf(stderr,(x),(a),(b),(c),(d)))
#define TRACE5(x,a,b,c,d,e) DBG(fprintf(stderr,(x),(a),(b),(c),(d),(e)))
#define CHECK_RC if (rc < 0) return rc
#define CHECK_RC1(x) if (rc < 0) {FREE((char*)(x)); return rc;}
#define SET_TAG(t,n,s,v) if (strcmp(n,s)==0) { t->info = v; return v; }
#define SETSCOPESTART xs->varFramesStack[xs->varFramesStackPtr].stop=1
#define SETPARAMDEF xs->varFramesStack[xs->varFramesStackPtr].stop=2
#if defined(_MSC_VER)
# define STRCASECMP(a,b) stricmp (a,b)
#else
# define STRCASECMP(a,b) strcasecmp (a,b)
#endif
extern void printAst (int depth, ast t);
/*--------------------------------------------------------------------------
| xsltTag
|
\-------------------------------------------------------------------------*/
typedef enum {
unknown = 1,
applyImports, applyTemplates, attribute, attributeSet, callTemplate,
choose, comment, copy, copyOf, decimalFormat, element, fallback, forEach,
xsltIf, import,
include, key, message, namespaceAlias, number, output, otherwise,
param, procinstr,
preserveSpace, sort, stylesheet, stripSpace, text, template,
transform, valueOf, variable, when, withParam
} xsltTag;
/*--------------------------------------------------------------------------
| xsltAttr
|
\-------------------------------------------------------------------------*/
typedef enum {
a_caseorder = 1,
a_count, a_dataType, a_disableOutputEscaping,
a_doctypePublic, a_doctypeSystem, a_elements, a_encoding,
a_format, a_from, a_href, a_lang, a_level, a_match, a_mediaType, a_method,
a_mode, a_name, a_namespace, a_order, a_prio, a_select, a_space,
a_terminate, a_test, a_use, a_useAttributeSets, a_value,
a_groupingSeparator, a_groupingSize,
a_decimalSeparator, a_infinity, a_minusSign, a_nan, a_percent,
a_perMille, a_zeroDigit, a_digit, a_patternSeparator, a_version,
a_excludeResultPrefixes, a_extensionElementPrefixes,
a_stylesheetPrefix, a_resultPrefix, a_indent, a_omitXMLDeclaration,
a_standalone, a_cdataSectionElements
} xsltAttr;
/*--------------------------------------------------------------------------
| xsltExclExtNS
|
\-------------------------------------------------------------------------*/
typedef struct xsltExclExtNS
{
char * uri;
struct xsltExclExtNS * next;
} xsltExclExtNS;
/*--------------------------------------------------------------------------
| xsltSubDocs
|
\-------------------------------------------------------------------------*/
typedef struct xsltSubDoc
{
domDocument * doc;
char * baseURI;
Tcl_HashTable keyData;
xsltExclExtNS * excludeNS;
xsltExclExtNS * extensionNS;
int fwCmpProcessing;
int isStylesheet;
int fixedXMLSource;
int mustFree;
struct xsltSubDoc * next;
} xsltSubDoc;
/*--------------------------------------------------------------------------
| xsltTemplate
|
\-------------------------------------------------------------------------*/
typedef struct xsltTemplate {
char * match;
const char * name;
const char * nameURI;
ast ast;
const char * mode;
const char * modeURI;
double prio;
domNode * content;
double precedence;
ast freeAst;
xsltSubDoc * sDoc;
struct xsltTemplate *next;
} xsltTemplate;
/*--------------------------------------------------------------------------
| xsltAttrSet
|
\-------------------------------------------------------------------------*/
typedef struct xsltAttrSet {
const char * name;
const char * uri;
domNode * content;
struct xsltAttrSet *next;
} xsltAttrSet;
/*--------------------------------------------------------------------------
| xsltNodeSet
|
\-------------------------------------------------------------------------*/
typedef struct xsltNodeSet {
domNode **nodes;
int nr_nodes;
int allocated;
} xsltNodeSet;
/*--------------------------------------------------------------------------
| xsltKeyInfo
|
\-------------------------------------------------------------------------*/
typedef struct xsltKeyInfo {
domNode * node;
char * match;
ast matchAst;
char * use;
ast useAst;
struct xsltKeyInfo * next;
} xsltKeyInfo;
/*--------------------------------------------------------------------------
| xsltVariable
|
\-------------------------------------------------------------------------*/
typedef struct xsltVariable {
const char * name;
const char * uri;
domNode * node;
xpathResultSet rs;
int active;
} xsltVariable;
/*--------------------------------------------------------------------------
| xsltVarFrame
|
\-------------------------------------------------------------------------*/
typedef struct xsltVarFrame {
xsltVariable * vars;
int polluted;
int nrOfVars;
int varStartIndex;
int stop;
} xsltVarFrame;
/*--------------------------------------------------------------------------
| xsltTopLevelVar
|
\-------------------------------------------------------------------------*/
typedef struct xsltTopLevelVar
{
domNode * node;
char * name;
int isParameter;
double precedence;
} xsltTopLevelVar;
/*--------------------------------------------------------------------------
| xsltVarInProcess
|
\-------------------------------------------------------------------------*/
typedef struct xsltVarInProcess
{
char *name;
struct xsltVarInProcess *next;
} xsltVarInProcess;
/*--------------------------------------------------------------------------
| xsltDecimalFormat
|
\-------------------------------------------------------------------------*/
typedef struct xsltDecimalFormat
{
#if TclOnly8Bits
char * name;
char * uri;
char decimalSeparator;
char groupingSeparator;
char * infinity;
char minusSign;
char * NaN;
char percent;
char zeroDigit;
char digit;
char patternSeparator;
#else
char * name;
char * uri;
Tcl_UniChar decimalSeparator;
Tcl_UniChar groupingSeparator;
char * infinity;
Tcl_UniChar minusSign;
char * NaN;
Tcl_UniChar percent;
Tcl_UniChar perMille;
Tcl_UniChar zeroDigit;
Tcl_UniChar digit;
Tcl_UniChar patternSeparator;
#endif /* TclOnly8Bits */
struct xsltDecimalFormat * next;
} xsltDecimalFormat;
/*--------------------------------------------------------------------------
| xsltWSInfo
|
\-------------------------------------------------------------------------*/
typedef struct xsltWSInfo
{
int hasData;
int stripAll;
double wildcardPrec;
Tcl_HashTable stripTokens;
Tcl_HashTable preserveTokens;
} xsltWSInfo;
typedef struct xsltNSAlias
{
char *fromUri;
char *toUri;
double precedence;
struct xsltNSAlias *next;
} xsltNSAlias;
/*--------------------------------------------------------------------------
| xsltState
|
\-------------------------------------------------------------------------*/
typedef struct {
xsltTemplate * templates;
Tcl_HashTable namedTemplates;
Tcl_HashTable isElementTpls;
xsltWSInfo wsInfo;
domNode * xmlRootNode;
domDocInfo doctype;
int indentOutput;
domDocument * resultDoc;
domNode * lastNode;
xsltVarFrame * varFramesStack;
int varFramesStackPtr;
int varFramesStackLen;
xsltVariable * varStack;
int varStackPtr;
int varStackLen;
xsltAttrSet * attrSets;
Tcl_HashTable xpaths;
Tcl_HashTable pattern;
Tcl_HashTable formats;
Tcl_HashTable topLevelVars;
Tcl_HashTable keyInfos;
xsltNSAlias * nsAliases;
int nsUniqeNr;
xsltVarInProcess * varsInProcess;
xpathCBs cbs;
xpathFuncCallback orig_funcCB;
void * orig_funcClientData;
xsltMsgCB xsltMsgCB;
void * xsltMsgClientData;
xsltDecimalFormat * decimalFormats;
domNode * current;
xsltSubDoc * subDocs;
xsltSubDoc * currentSubDoc;
xsltTemplate * currentTplRule;
domNode * currentXSLTNode;
domDocument * xsltDoc;
} xsltState;
typedef enum {
latin_number, latin_upper, latin_lower,
roman_upper, roman_lower
} xsltNumberingType;
/*--------------------------------------------------------------------------
| xsltNumberFormatToken
|
\-------------------------------------------------------------------------*/
typedef struct {
xsltNumberingType type;
int minlength;
char *sepStart;
int sepLen;
} xsltNumberFormatToken;
/*--------------------------------------------------------------------------
| xsltNumberFormat
|
\-------------------------------------------------------------------------*/
typedef struct {
char *formatStr;
int prologLen;
xsltNumberFormatToken *tokens;
int maxtokens;
char *epilogStart;
int epilogLen;
} xsltNumberFormat;
/*--------------------------------------------------------------------------
| Prototypes
|
\-------------------------------------------------------------------------*/
static int ApplyTemplates ( xsltState *xs, xpathResultSet *context,
domNode *currentNode, int currentPos,
domNode *actionNode, xpathResultSet *nodeList,
const char *mode, const char *modeURI,
char **errMsg);
static int ApplyTemplate ( xsltState *xs, xpathResultSet *context,
domNode *currentNode, domNode *exprContext,
int currentPos, const char *mode,
const char *modeURI, char **errMsg);
static int ExecActions (xsltState *xs, xpathResultSet *context,
domNode *currentNode, int currentPos,
domNode *actionNode, char **errMsg);
static domDocument * getExternalDocument (Tcl_Interp *interp, xsltState *xs,
domDocument *xsltDoc,
const char *baseURI,
const char *href, int isStylesheet,
int fixedXMLSource, char **errMsg);
/*----------------------------------------------------------------------------
| printXML
|
\---------------------------------------------------------------------------*/
static void printXML (domNode *node, int level, int maxlevel) {
domTextNode *tnode;
domProcessingInstructionNode *pi;
char tmp[80];
int i, l, n;
n = 0;
while (node) {
for (i=0;i<level;i++) fprintf(stderr, " ");
if (node->nodeType == ELEMENT_NODE) {
if (node->firstChild && node->firstChild->nodeType == TEXT_NODE) {
tnode = (domTextNode*)node->firstChild;
l = tnode->valueLength;
if (l > 30) l = 30;
memmove(tmp, tnode->nodeValue, l);
tmp[l] = '\0';
fprintf(stderr, "<%s/domNode0x%p> '%s'\n", node->nodeName,
node, tmp);
} else {
tmp[0] = '\0';
if ((level>=maxlevel) && (node->firstChild)) {
strcpy( tmp, "...");
}
fprintf(stderr, "<%s/domNode0x%p> %s\n", node->nodeName,
node, tmp);
}
if (level<maxlevel) {
if (node->firstChild) printXML(node->firstChild, level+1,
maxlevel);
}
}
if (node->nodeType == TEXT_NODE) {
tnode = (domTextNode*)node;
l = tnode->valueLength;
if (l > 70) l = 70;
memmove(tmp, tnode->nodeValue, l);
tmp[l] = '\0';
fprintf(stderr, "'%s'\n", tmp);
}
if (node->nodeType == COMMENT_NODE) {
tnode = (domTextNode*)node;
l = tnode->valueLength;
memmove (tmp, "<!--", 4);
if (l >70) l = 70;
memmove (&tmp[4], tnode->nodeValue, l);
memmove (&tmp[4+l], "-->", 3);
tmp[7+l] = '\0';
fprintf(stderr, "'%s'\n", tmp);
}
if (node->nodeType == PROCESSING_INSTRUCTION_NODE) {
pi = (domProcessingInstructionNode*)node;
l = pi->targetLength;
if (l > 70) l = 70;
memmove(tmp, pi->targetValue, l);
tmp[l] = '\0';
fprintf(stderr, "<?%s ", tmp);
l = pi->dataLength;
if (l > 70) l = 70;
memmove(tmp, pi->dataValue, l);
tmp[l] = '\0';
fprintf(stderr, "%s?>\n", tmp);
}
node = node->nextSibling;
n++;
if (n>8) { fprintf(stderr, "...\n"); return; }
}
}
/*----------------------------------------------------------------------------
| reportError
|
\---------------------------------------------------------------------------*/
static void
reportError (
domNode * node,
char * str,
char ** errMsg)
{
Tcl_DString dStr;
char buffer[1024];
const char *baseURI;
int line, column;
Tcl_DStringInit (&dStr);
baseURI = findBaseURI (node);
if (baseURI) {
Tcl_DStringAppend (&dStr, "In entity ", 10);
Tcl_DStringAppend (&dStr, baseURI, -1);
}
if (node->nodeFlags & HAS_LINE_COLUMN) {
domGetLineColumn (node, &line, &column);
sprintf (buffer, " at line %d, column %d:\n", line, column);
Tcl_DStringAppend (&dStr, buffer, -1);
Tcl_DStringAppend (&dStr, str, -1);
} else {
if (baseURI) Tcl_DStringAppend (&dStr, ": ", 2);
Tcl_DStringAppend (&dStr, str, -1);
}
if (*errMsg) FREE (*errMsg);
*errMsg = tdomstrdup (Tcl_DStringValue (&dStr));
Tcl_DStringFree (&dStr);
}
/*----------------------------------------------------------------------------
| getAttr
|
\---------------------------------------------------------------------------*/
static char * getAttr (
domNode *node,
char *name,
xsltAttr attrTypeNo
)
{
domAttrNode *attr;
attr = node->firstAttr;
while (attr) {
if (attr->info == (unsigned int)attrTypeNo) {
return attr->nodeValue;
} else if (attr->info == 0) {
if (strcmp ((char*)attr->nodeName, name)==0) {
attr->info = (unsigned int)attrTypeNo;
return attr->nodeValue;
}
}
attr = attr->nextSibling;
}
return NULL;
}
/*----------------------------------------------------------------------------
| getTag
|
\---------------------------------------------------------------------------*/
static xsltTag getTag (
domNode *node
)
{
const char *name;
if (node->nodeType != ELEMENT_NODE) {
node->info = (int)unknown;
return unknown;
}
if (node->info != 0) {
return (xsltTag)node->info;
}
name = domNamespaceURI(node);
if ((name == NULL) || (strcmp(name, XSLT_NAMESPACE)!=0)) {
node->info = (int)unknown;
return unknown;
}
name = domGetLocalName(node->nodeName);
switch (*name) {
case 'a': SET_TAG(node,name,"apply-imports", applyImports);
SET_TAG(node,name,"apply-templates",applyTemplates);
SET_TAG(node,name,"attribute", attribute);
SET_TAG(node,name,"attribute-set", attributeSet);
break;
case 'c': SET_TAG(node,name,"call-template", callTemplate);
SET_TAG(node,name,"choose", choose);
SET_TAG(node,name,"comment", comment);
SET_TAG(node,name,"copy", copy);
SET_TAG(node,name,"copy-of", copyOf);
break;
case 'd': SET_TAG(node,name,"decimal-format", decimalFormat);
break;
case 'e': SET_TAG(node,name,"element", element);
break;
case 'f': SET_TAG(node,name,"fallback", fallback);
SET_TAG(node,name,"for-each", forEach);
break;
case 'i': SET_TAG(node,name,"if", xsltIf);
SET_TAG(node,name,"import", import);
SET_TAG(node,name,"include", include);
break;
case 'k': SET_TAG(node,name,"key", key);
break;
case 'm': SET_TAG(node,name,"message", message);
break;
case 'n': SET_TAG(node,name,"namespace-alias",namespaceAlias);
SET_TAG(node,name,"number", number);
break;
case 'o': SET_TAG(node,name,"output", output);
SET_TAG(node,name,"otherwise", otherwise);
break;
case 'p': SET_TAG(node,name,"param", param);
SET_TAG(node,name,"preserve-space", preserveSpace);
SET_TAG(node,name,"processing-instruction", procinstr);
break;
case 's': SET_TAG(node,name,"sort", sort);
SET_TAG(node,name,"stylesheet", stylesheet);
SET_TAG(node,name,"strip-space", stripSpace);
break;
case 't': SET_TAG(node,name,"template", template);
SET_TAG(node,name,"text", text);
SET_TAG(node,name,"transform", transform);
break;
case 'v': SET_TAG(node,name,"value-of", valueOf);
SET_TAG(node,name,"variable", variable);
break;
case 'w': SET_TAG(node,name,"when", when);
SET_TAG(node,name,"with-param", withParam);
break;
}
node->info = (int)unknown;
return unknown;
}
/*----------------------------------------------------------------------------
| xsltPopVarFrame
|
\---------------------------------------------------------------------------*/
static void xsltPopVarFrame (
xsltState * xs
)
{
int i;
xsltVarFrame *frame;
if (xs->varFramesStackPtr >= 0) {
frame = &xs->varFramesStack[xs->varFramesStackPtr];
if (frame->nrOfVars) {
for (i = frame->varStartIndex;
i < frame->varStartIndex + frame->nrOfVars;
i++) {
xpathRSFree (&(&xs->varStack[i])->rs);
}
}
xs->varStackPtr -= frame->nrOfVars;
xs->varFramesStackPtr--;
}
}
/*----------------------------------------------------------------------------
| xsltPushVarFrame
|
\---------------------------------------------------------------------------*/
static void xsltPushVarFrame (
xsltState * xs
)
{
xsltVarFrame * frame;
xs->varFramesStackPtr++;
if (xs->varFramesStackPtr >= xs->varFramesStackLen) {
xs->varFramesStack = (xsltVarFrame *) REALLOC ((char*)xs->varFramesStack,
sizeof (xsltVarFrame)
* 2 * xs->varFramesStackLen);
xs->varFramesStackLen *= 2;
}
frame = &(xs->varFramesStack[xs->varFramesStackPtr]);
frame->polluted = 0;
frame->nrOfVars = 0;
frame->varStartIndex = -1;
frame->stop = 0;
}
/*----------------------------------------------------------------------------
| xsltAddExternalDocument
|
\---------------------------------------------------------------------------*/
static int xsltAddExternalDocument (
xsltState * xs,
const char * baseURI,
const char * str,
int fixedXMLSource,
xpathResultSet * result,
char ** errMsg
)
{
xsltSubDoc * sdoc;
domDocument * extDocument;
int found;
DBG(
fprintf (stderr, "xsltAddExternalDocument: baseURI '%s'\n", baseURI);
fprintf (stderr, "xsltAddExternalDocument: systemID '%s'\n", str);
)
found = 0;
sdoc = xs->subDocs;
if (str) {
while (sdoc) {
if (!sdoc->isStylesheet
&& sdoc->baseURI
&& strcmp (sdoc->baseURI, str)==0) {
rsAddNode (result, sdoc->doc->rootNode);
found = 1;
break;
}
sdoc = sdoc->next;
}
}
if (!found) {
if (!xs->xsltDoc->extResolver) {
*errMsg = tdomstrdup("need resolver Script to include Stylesheet! "
"(use \"-externalentitycommand\")");
return -1;
}
extDocument = getExternalDocument (
(Tcl_Interp*)xs->orig_funcClientData,
xs, xs->xsltDoc, baseURI, str, 0, fixedXMLSource,
errMsg);
if (extDocument) {
rsAddNode (result, extDocument->rootNode);
} else {
return -1;
}
}
return found;
}
/*----------------------------------------------------------------------------
| xsltNumberFormatTokenizer
|
\---------------------------------------------------------------------------*/
static xsltNumberFormat* xsltNumberFormatTokenizer (
xsltState *xs,
char *formatStr,
char **errMsg
)
{
char *p;
int hnew, clen, nrOfTokens = 0;
Tcl_HashEntry *h;
xsltNumberFormat *format;
/* TODO: make it l18n aware. */
h = Tcl_CreateHashEntry (&xs->formats, formatStr, &hnew);
if (!hnew) {
return (xsltNumberFormat *) Tcl_GetHashValue (h);
} else {
format = (xsltNumberFormat *)MALLOC(sizeof (xsltNumberFormat));
memset (format, 0 , sizeof (xsltNumberFormat));
format->tokens = (xsltNumberFormatToken *)
MALLOC(sizeof (xsltNumberFormatToken) * 20);
memset (format->tokens, 0, sizeof (xsltNumberFormatToken) * 20);
format->maxtokens = 20;
Tcl_SetHashValue (h, format);
format->formatStr = p = Tcl_GetHashKey (&(xs->formats), h);
}
while (*p) {
clen = UTF8_CHAR_LEN(*p);
if (!clen) {
reportError (xs->currentXSLTNode, "xsl:number: UTF-8 form of"
" character longer than 3 Byte", errMsg);
return NULL;
}
if (clen > 1) {
/* hack: skip over multibyte chars - this may be wrong */
format->prologLen += clen;
p += clen;
continue;
}
if (isalnum((unsigned char)*p)) break;
format->prologLen++;
p++;
}
format->tokens[0].minlength = 1;
if (!*p) {
format->tokens[0].type = latin_number;
return format;
}
#define addSeperator \
p++; \
if (*p) { \
format->tokens[nrOfTokens].sepStart = p; \
} \
while (*p) { \
clen = UTF8_CHAR_LEN(*p); \
if (!clen) { \
reportError (xs->currentXSLTNode, "xsl:number: UTF-8 form of character longer than 3 Byte", errMsg); \
return NULL; \
} \
if (clen > 1) { \
/* hack: skip over multibyte chars - this may be wrong */ \
format->tokens[nrOfTokens].sepLen += clen; \
p += clen; \
continue; \
} \
if (isalnum((unsigned char)*p)) break; \
format->tokens[nrOfTokens].sepLen++; \
p++; \
} \
if (*p) { \
if (format->tokens[nrOfTokens].sepLen == 0) goto wrongSyntax; \
} \
nrOfTokens++; \
if (nrOfTokens == format->maxtokens) { \
format->tokens = (xsltNumberFormatToken *) REALLOC ((char *)format->tokens, sizeof (xsltNumberFormatToken) * format->maxtokens * 2); \
format->maxtokens *= 2; \
} \
format->tokens[nrOfTokens].minlength = 1; \
continue;
while (*p) {
if (*p == '0') {
format->tokens[nrOfTokens].minlength++;
p++;
continue;
}
if (*p == '1') {
format->tokens[nrOfTokens].type = latin_number;
addSeperator;
}
if (*p == 'A') {
if (isalnum((unsigned char)*(p+1))) goto wrongSyntax;
format->tokens[nrOfTokens].type = latin_upper;
addSeperator;
}
if (*p == 'a') {
if (isalnum((unsigned char)*(p+1))) goto wrongSyntax;
format->tokens[nrOfTokens].type = latin_lower;
addSeperator;
}
if (*p == 'I') {
if (isalnum((unsigned char)*(p+1))) goto wrongSyntax;
format->tokens[nrOfTokens].type = roman_upper;
addSeperator;
}
if (*p == 'i') {
if (isalnum((unsigned char)*(p+1))) goto wrongSyntax;
format->tokens[nrOfTokens].type = roman_lower;
addSeperator;
}
format->tokens[nrOfTokens].type = latin_number;
while (isalnum((unsigned char)*(p+1))) {
p++;
}
addSeperator;
}
format->epilogStart = format->tokens[nrOfTokens-1].sepStart;
format->tokens[nrOfTokens-1].sepStart = NULL;
format->epilogLen = format->tokens[nrOfTokens-1].sepLen;
format->tokens[nrOfTokens-1].sepLen = 0;
return format;
wrongSyntax:
reportError (xs->currentXSLTNode, "xsl:number: Wrong syntax in"
" format attribute", errMsg);
return NULL;
}
/*----------------------------------------------------------------------------
| formatValue
|
\---------------------------------------------------------------------------*/
static void formatValue (
xsltNumberFormat *f,
int *useFormatToken,
int value,
Tcl_DString *str,
char *groupingSeparator,
long groupingSize,
int addSeperater
)
{
int len, fulllen, gslen, upper = 0, e, m, b, i, z, v;
char tmp[80], *pt;
Tcl_DString tmp1;
static struct { char *digit; char *ldigit; int value; } RomanDigit[] = {
{ "M" , "m" , 1000, },
{ "CM", "cm", 900, },
{ "D" , "d" , 500, },
{ "CD", "cd", 400, },
{ "C" , "c" , 100, },
{ "XC", "xc", 90, },
{ "L" , "l" , 50, },
{ "XL", "xl", 40, },
{ "X" , "x" , 10, },
{ "IX", "ix", 9, },
{ "V" , "v" , 5, },
{ "IV", "iv", 4, },
{ "I" , "i" , 1 }
};
switch (f->tokens[*useFormatToken].type) {
case latin_number:
sprintf (tmp, "%d", value);
fulllen = len = strlen (tmp);
if (f->tokens[*useFormatToken].minlength > fulllen) {
fulllen = f->tokens[*useFormatToken].minlength;
}
if (groupingSeparator) {
gslen = strlen (groupingSeparator);
Tcl_DStringInit (&tmp1);
if (len < f->tokens[*useFormatToken].minlength) {
for (i = 0; i < f->tokens[*useFormatToken].minlength - len; i++) {
Tcl_DStringAppend (&tmp1, "0", 1);
}
}
Tcl_DStringAppend (&tmp1, tmp, len);
pt = Tcl_DStringValue (&tmp1);
len = Tcl_DStringLength (&tmp1);
m = len % groupingSize;
if (m) {
Tcl_DStringAppend (str, pt, m);
pt += m;
}
i = len - m;
while (i) {
if (i != len) {
Tcl_DStringAppend (str, groupingSeparator, gslen);
}
Tcl_DStringAppend (str, pt, groupingSize);
pt += groupingSize;
i -= groupingSize;
}
Tcl_DStringFree (&tmp1);
} else {
for (i = 0; i < fulllen - len; i++) {
Tcl_DStringAppend (str, "0", 1);
}
Tcl_DStringAppend (str, tmp, len);
}
goto appendSeperator;
break;
case latin_upper:
upper = 1;