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optimize indentation based on the new context Daniel

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* xmlsave.c: optimize indentation based on the new context
Daniel
This commit is contained in:
Daniel Veillard 2004-03-28 16:12:44 +00:00
parent 3d354a798e
commit 753086ac9b
2 changed files with 58 additions and 12 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Sun Mar 28 18:11:41 CEST 2004 Daniel Veillard <daniel@veillard.com>
* xmlsave.c: optimize indentation based on the new context
Sun Mar 28 14:17:10 CEST 2004 Daniel Veillard <daniel@veillard.com>
* doc/examples/xpath2.c doc/examples/xpath2.res: handle and explain

66
xmlsave.c
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@ -17,6 +17,8 @@
#ifdef LIBXML_HTML_ENABLED
#include <libxml/HTMLtree.h>
#define MAX_INDENT 60
/************************************************************************
* *
* XHTML detection *
@ -83,6 +85,9 @@ struct _xmlSaveCtxt {
int options;
int level;
int format;
char indent[MAX_INDENT + 1];
int indent_nr;
int indent_size;
};
/************************************************************************
@ -139,6 +144,29 @@ xmlSaveErr(int code, xmlNodePtr node, const char *extra)
* Allocation and deallocation *
* *
************************************************************************/
/**
* xmlSaveCtxtInit:
* @ctxt: the saving context
*
* Initialize a saving context
*/
static void
xmlSaveCtxtInit(xmlSaveCtxtPtr ctxt)
{
int i;
if (ctxt == NULL) return;
if (xmlTreeIndentString == NULL) {
memset(&ctxt->indent[0], 0, MAX_INDENT + 1);
} else {
ctxt->indent_size = xmlStrlen((const xmlChar *) xmlTreeIndentString);
ctxt->indent_nr = MAX_INDENT / ctxt->indent_size;
for (i = 0;i < ctxt->indent_nr;i++)
memcpy(&ctxt->indent[i * ctxt->indent_size], xmlTreeIndentString,
ctxt->indent_size);
ctxt->indent[ctxt->indent_nr * ctxt->indent_size] = 0;
}
}
/**
* xmlFreeSaveCtxt:
@ -182,6 +210,8 @@ xmlNewSaveCtxt(const char *encoding, int options)
}
ret->encoding = xmlStrdup((const xmlChar *)encoding);
}
xmlSaveCtxtInit(ret);
return(ret);
}
@ -378,7 +408,6 @@ xmlAttrListDumpOutput(xmlSaveCtxtPtr ctxt, xmlAttrPtr cur) {
*/
static void
xmlNodeListDumpOutput(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
int i;
xmlOutputBufferPtr buf;
if (cur == NULL) return;
@ -386,8 +415,10 @@ xmlNodeListDumpOutput(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
while (cur != NULL) {
if ((ctxt->format) && (xmlIndentTreeOutput) &&
(cur->type == XML_ELEMENT_NODE))
for (i = 0;i < ctxt->level;i++)
xmlOutputBufferWriteString(buf, xmlTreeIndentString);
xmlOutputBufferWrite(buf, ctxt->indent_size *
(ctxt->level > ctxt->indent_nr ?
ctxt->indent_nr : ctxt->level),
ctxt->indent);
xmlNodeDumpOutputInternal(ctxt, cur);
if (ctxt->format) {
xmlOutputBufferWriteString(buf, "\n");
@ -404,7 +435,7 @@ xmlNodeListDumpOutput(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
*/
static void
xmlNodeDumpOutputInternal(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
int i, format;
int format;
xmlNodePtr tmp;
xmlChar *start, *end;
xmlOutputBufferPtr buf;
@ -568,8 +599,10 @@ xmlNodeDumpOutputInternal(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
xmlNodeListDumpOutput(ctxt, cur->children);
if (ctxt->level > 0) ctxt->level--;
if ((xmlIndentTreeOutput) && (ctxt->format))
for (i = 0;i < ctxt->level;i++)
xmlOutputBufferWriteString(buf, xmlTreeIndentString);
xmlOutputBufferWrite(buf, ctxt->indent_size *
(ctxt->level > ctxt->indent_nr ?
ctxt->indent_nr : ctxt->level),
ctxt->indent);
}
xmlOutputBufferWriteString(buf, "</");
if ((cur->ns != NULL) && (cur->ns->prefix != NULL)) {
@ -830,7 +863,6 @@ xhtmlAttrListDumpOutput(xmlSaveCtxtPtr ctxt, xmlAttrPtr cur) {
*/
static void
xhtmlNodeListDumpOutput(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
int i;
xmlOutputBufferPtr buf;
if (cur == NULL) return;
@ -838,8 +870,10 @@ xhtmlNodeListDumpOutput(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
while (cur != NULL) {
if ((ctxt->format) && (xmlIndentTreeOutput) &&
(cur->type == XML_ELEMENT_NODE))
for (i = 0;i < ctxt->level;i++)
xmlOutputBufferWriteString(buf, xmlTreeIndentString);
xmlOutputBufferWrite(buf, ctxt->indent_size *
(ctxt->level > ctxt->indent_nr ?
ctxt->indent_nr : ctxt->level),
ctxt->indent);
xhtmlNodeDumpOutput(ctxt, cur);
if (ctxt->format) {
xmlOutputBufferWriteString(buf, "\n");
@ -861,7 +895,7 @@ xhtmlNodeListDumpOutput(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
*/
static void
xhtmlNodeDumpOutput(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
int i, format;
int format;
xmlNodePtr tmp;
xmlChar *start, *end;
xmlOutputBufferPtr buf;
@ -1098,8 +1132,10 @@ xhtmlNodeDumpOutput(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
xhtmlNodeListDumpOutput(ctxt, cur->children);
if (ctxt->level > 0) ctxt->level--;
if ((xmlIndentTreeOutput) && (format))
for (i = 0;i < ctxt->level;i++)
xmlOutputBufferWriteString(buf, xmlTreeIndentString);
xmlOutputBufferWrite(buf, ctxt->indent_size *
(ctxt->level > ctxt->indent_nr ?
ctxt->indent_nr : ctxt->level),
ctxt->indent);
}
xmlOutputBufferWriteString(buf, "</");
if ((cur->ns != NULL) && (cur->ns->prefix != NULL)) {
@ -1570,6 +1606,7 @@ xmlNodeDumpOutput(xmlOutputBufferPtr buf, xmlDocPtr doc, xmlNodePtr cur,
ctxt.level = level;
ctxt.format = format;
ctxt.encoding = (const xmlChar *) encoding;
xmlSaveCtxtInit(&ctxt);
#ifdef LIBXML_HTML_ENABLED
dtd = xmlGetIntSubset(doc);
@ -1663,6 +1700,7 @@ xmlDocDumpFormatMemoryEnc(xmlDocPtr out_doc, xmlChar **doc_txt_ptr,
ctxt.level = 0;
ctxt.format = format;
ctxt.encoding = (const xmlChar *) txt_encoding;
xmlSaveCtxtInit(&ctxt);
xmlDocContentDumpOutput(&ctxt, out_doc);
xmlOutputBufferFlush(out_buff);
if (out_buff->conv != NULL) {
@ -1779,6 +1817,7 @@ xmlDocFormatDump(FILE *f, xmlDocPtr cur, int format) {
ctxt.level = 0;
ctxt.format = format;
ctxt.encoding = (const xmlChar *) encoding;
xmlSaveCtxtInit(&ctxt);
xmlDocContentDumpOutput(&ctxt, cur);
ret = xmlOutputBufferClose(buf);
@ -1821,6 +1860,7 @@ xmlSaveFileTo(xmlOutputBufferPtr buf, xmlDocPtr cur, const char *encoding) {
ctxt.level = 0;
ctxt.format = 0;
ctxt.encoding = (const xmlChar *) encoding;
xmlSaveCtxtInit(&ctxt);
xmlDocContentDumpOutput(&ctxt, cur);
ret = xmlOutputBufferClose(buf);
return(ret);
@ -1853,6 +1893,7 @@ xmlSaveFormatFileTo(xmlOutputBufferPtr buf, xmlDocPtr cur,
ctxt.level = 0;
ctxt.format = format;
ctxt.encoding = (const xmlChar *) encoding;
xmlSaveCtxtInit(&ctxt);
xmlDocContentDumpOutput(&ctxt, cur);
ret = xmlOutputBufferClose(buf);
return (ret);
@ -1906,6 +1947,7 @@ xmlSaveFormatFileEnc( const char * filename, xmlDocPtr cur,
ctxt.level = 0;
ctxt.format = format;
ctxt.encoding = (const xmlChar *) encoding;
xmlSaveCtxtInit(&ctxt);
xmlDocContentDumpOutput(&ctxt, cur);