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xmlsave.c
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/*
* xmlsave.c: Implemetation of the document serializer
*
* See Copyright for the status of this software.
*
* daniel@veillard.com
*/
#define IN_LIBXML
#include "libxml.h"
#include <string.h>
#include <libxml/xmlmemory.h>
#include <libxml/parserInternals.h>
#include <libxml/tree.h>
#include <libxml/xmlsave.h>
#define MAX_INDENT 60
#include <libxml/HTMLtree.h>
#include "buf.h"
#include "enc.h"
#include "save.h"
/************************************************************************
* *
* XHTML detection *
* *
************************************************************************/
#define XHTML_STRICT_PUBLIC_ID BAD_CAST \
"-//W3C//DTD XHTML 1.0 Strict//EN"
#define XHTML_STRICT_SYSTEM_ID BAD_CAST \
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"
#define XHTML_FRAME_PUBLIC_ID BAD_CAST \
"-//W3C//DTD XHTML 1.0 Frameset//EN"
#define XHTML_FRAME_SYSTEM_ID BAD_CAST \
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd"
#define XHTML_TRANS_PUBLIC_ID BAD_CAST \
"-//W3C//DTD XHTML 1.0 Transitional//EN"
#define XHTML_TRANS_SYSTEM_ID BAD_CAST \
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"
#define XHTML_NS_NAME BAD_CAST "http://www.w3.org/1999/xhtml"
/**
* xmlIsXHTML:
* @systemID: the system identifier
* @publicID: the public identifier
*
* Try to find if the document correspond to an XHTML DTD
*
* Returns 1 if true, 0 if not and -1 in case of error
*/
int
xmlIsXHTML(const xmlChar *systemID, const xmlChar *publicID) {
if ((systemID == NULL) && (publicID == NULL))
return(-1);
if (publicID != NULL) {
if (xmlStrEqual(publicID, XHTML_STRICT_PUBLIC_ID)) return(1);
if (xmlStrEqual(publicID, XHTML_FRAME_PUBLIC_ID)) return(1);
if (xmlStrEqual(publicID, XHTML_TRANS_PUBLIC_ID)) return(1);
}
if (systemID != NULL) {
if (xmlStrEqual(systemID, XHTML_STRICT_SYSTEM_ID)) return(1);
if (xmlStrEqual(systemID, XHTML_FRAME_SYSTEM_ID)) return(1);
if (xmlStrEqual(systemID, XHTML_TRANS_SYSTEM_ID)) return(1);
}
return(0);
}
#ifdef LIBXML_OUTPUT_ENABLED
#define TODO \
xmlGenericError(xmlGenericErrorContext, \
"Unimplemented block at %s:%d\n", \
__FILE__, __LINE__);
struct _xmlSaveCtxt {
void *_private;
int type;
int fd;
const xmlChar *filename;
const xmlChar *encoding;
xmlCharEncodingHandlerPtr handler;
xmlOutputBufferPtr buf;
xmlDocPtr doc;
int options;
int level;
int format;
char indent[MAX_INDENT + 1]; /* array for indenting output */
int indent_nr;
int indent_size;
xmlCharEncodingOutputFunc escape; /* used for element content */
xmlCharEncodingOutputFunc escapeAttr;/* used for attribute content */
};
/************************************************************************
* *
* Output error handlers *
* *
************************************************************************/
/**
* xmlSaveErrMemory:
* @extra: extra informations
*
* Handle an out of memory condition
*/
static void
xmlSaveErrMemory(const char *extra)
{
__xmlSimpleError(XML_FROM_OUTPUT, XML_ERR_NO_MEMORY, NULL, NULL, extra);
}
/**
* xmlSaveErr:
* @code: the error number
* @node: the location of the error.
* @extra: extra informations
*
* Handle an out of memory condition
*/
static void
xmlSaveErr(int code, xmlNodePtr node, const char *extra)
{
const char *msg = NULL;
switch(code) {
case XML_SAVE_NOT_UTF8:
msg = "string is not in UTF-8\n";
break;
case XML_SAVE_CHAR_INVALID:
msg = "invalid character value\n";
break;
case XML_SAVE_UNKNOWN_ENCODING:
msg = "unknown encoding %s\n";
break;
case XML_SAVE_NO_DOCTYPE:
msg = "document has no DOCTYPE\n";
break;
default:
msg = "unexpected error number\n";
}
__xmlSimpleError(XML_FROM_OUTPUT, code, node, msg, extra);
}
/************************************************************************
* *
* Special escaping routines *
* *
************************************************************************/
static unsigned char *
xmlSerializeHexCharRef(unsigned char *out, int val) {
unsigned char *ptr;
*out++ = '&';
*out++ = '#';
*out++ = 'x';
if (val < 0x10) ptr = out;
else if (val < 0x100) ptr = out + 1;
else if (val < 0x1000) ptr = out + 2;
else if (val < 0x10000) ptr = out + 3;
else if (val < 0x100000) ptr = out + 4;
else ptr = out + 5;
out = ptr + 1;
while (val > 0) {
switch (val & 0xF) {
case 0: *ptr-- = '0'; break;
case 1: *ptr-- = '1'; break;
case 2: *ptr-- = '2'; break;
case 3: *ptr-- = '3'; break;
case 4: *ptr-- = '4'; break;
case 5: *ptr-- = '5'; break;
case 6: *ptr-- = '6'; break;
case 7: *ptr-- = '7'; break;
case 8: *ptr-- = '8'; break;
case 9: *ptr-- = '9'; break;
case 0xA: *ptr-- = 'A'; break;
case 0xB: *ptr-- = 'B'; break;
case 0xC: *ptr-- = 'C'; break;
case 0xD: *ptr-- = 'D'; break;
case 0xE: *ptr-- = 'E'; break;
case 0xF: *ptr-- = 'F'; break;
default: *ptr-- = '0'; break;
}
val >>= 4;
}
*out++ = ';';
*out = 0;
return(out);
}
/**
* xmlEscapeEntities:
* @out: a pointer to an array of bytes to store the result
* @outlen: the length of @out
* @in: a pointer to an array of unescaped UTF-8 bytes
* @inlen: the length of @in
*
* Take a block of UTF-8 chars in and escape them. Used when there is no
* encoding specified.
*
* Returns 0 if success, or -1 otherwise
* The value of @inlen after return is the number of octets consumed
* if the return value is positive, else unpredictable.
* The value of @outlen after return is the number of octets consumed.
*/
static int
xmlEscapeEntities(unsigned char* out, int *outlen,
const xmlChar* in, int *inlen) {
unsigned char* outstart = out;
const unsigned char* base = in;
unsigned char* outend = out + *outlen;
const unsigned char* inend;
int val;
inend = in + (*inlen);
while ((in < inend) && (out < outend)) {
if (*in == '<') {
if (outend - out < 4) break;
*out++ = '&';
*out++ = 'l';
*out++ = 't';
*out++ = ';';
in++;
continue;
} else if (*in == '>') {
if (outend - out < 4) break;
*out++ = '&';
*out++ = 'g';
*out++ = 't';
*out++ = ';';
in++;
continue;
} else if (*in == '&') {
if (outend - out < 5) break;
*out++ = '&';
*out++ = 'a';
*out++ = 'm';
*out++ = 'p';
*out++ = ';';
in++;
continue;
} else if (((*in >= 0x20) && (*in < 0x80)) ||
(*in == '\n') || (*in == '\t')) {
/*
* default case, just copy !
*/
*out++ = *in++;
continue;
} else if (*in >= 0x80) {
/*
* We assume we have UTF-8 input.
*/
if (outend - out < 11) break;
if (*in < 0xC0) {
xmlSaveErr(XML_SAVE_NOT_UTF8, NULL, NULL);
in++;
goto error;
} else if (*in < 0xE0) {
if (inend - in < 2) break;
val = (in[0]) & 0x1F;
val <<= 6;
val |= (in[1]) & 0x3F;
in += 2;
} else if (*in < 0xF0) {
if (inend - in < 3) break;
val = (in[0]) & 0x0F;
val <<= 6;
val |= (in[1]) & 0x3F;
val <<= 6;
val |= (in[2]) & 0x3F;
in += 3;
} else if (*in < 0xF8) {
if (inend - in < 4) break;
val = (in[0]) & 0x07;
val <<= 6;
val |= (in[1]) & 0x3F;
val <<= 6;
val |= (in[2]) & 0x3F;
val <<= 6;
val |= (in[3]) & 0x3F;
in += 4;
} else {
xmlSaveErr(XML_SAVE_CHAR_INVALID, NULL, NULL);
in++;
goto error;
}
if (!IS_CHAR(val)) {
xmlSaveErr(XML_SAVE_CHAR_INVALID, NULL, NULL);
in++;
goto error;
}
/*
* We could do multiple things here. Just save as a char ref
*/
out = xmlSerializeHexCharRef(out, val);
} else if (IS_BYTE_CHAR(*in)) {
if (outend - out < 6) break;
out = xmlSerializeHexCharRef(out, *in++);
} else {
xmlGenericError(xmlGenericErrorContext,
"xmlEscapeEntities : char out of range\n");
in++;
goto error;
}
}
*outlen = out - outstart;
*inlen = in - base;
return(0);
error:
*outlen = out - outstart;
*inlen = in - base;
return(-1);
}
/************************************************************************
* *
* Allocation and deallocation *
* *
************************************************************************/
/**
* xmlSaveCtxtInit:
* @ctxt: the saving context
*
* Initialize a saving context
*/
static void
xmlSaveCtxtInit(xmlSaveCtxtPtr ctxt)
{
int i;
int len;
if (ctxt == NULL) return;
if ((ctxt->encoding == NULL) && (ctxt->escape == NULL))
ctxt->escape = xmlEscapeEntities;
len = xmlStrlen((xmlChar *)xmlTreeIndentString);
if ((xmlTreeIndentString == NULL) || (len == 0)) {
memset(&ctxt->indent[0], 0, MAX_INDENT + 1);
} else {
ctxt->indent_size = len;
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;
}
if (xmlSaveNoEmptyTags) {
ctxt->options |= XML_SAVE_NO_EMPTY;
}
}
/**
* xmlFreeSaveCtxt:
*
* Free a saving context, destroying the ouptut in any remaining buffer
*/
static void
xmlFreeSaveCtxt(xmlSaveCtxtPtr ctxt)
{
if (ctxt == NULL) return;
if (ctxt->encoding != NULL)
xmlFree((char *) ctxt->encoding);
if (ctxt->buf != NULL)
xmlOutputBufferClose(ctxt->buf);
xmlFree(ctxt);
}
/**
* xmlNewSaveCtxt:
*
* Create a new saving context
*
* Returns the new structure or NULL in case of error
*/
static xmlSaveCtxtPtr
xmlNewSaveCtxt(const char *encoding, int options)
{
xmlSaveCtxtPtr ret;
ret = (xmlSaveCtxtPtr) xmlMalloc(sizeof(xmlSaveCtxt));
if (ret == NULL) {
xmlSaveErrMemory("creating saving context");
return ( NULL );
}
memset(ret, 0, sizeof(xmlSaveCtxt));
if (encoding != NULL) {
ret->handler = xmlFindCharEncodingHandler(encoding);
if (ret->handler == NULL) {
xmlSaveErr(XML_SAVE_UNKNOWN_ENCODING, NULL, encoding);
xmlFreeSaveCtxt(ret);
return(NULL);
}
ret->encoding = xmlStrdup((const xmlChar *)encoding);
ret->escape = NULL;
}
xmlSaveCtxtInit(ret);
/*
* Use the options
*/
/* Re-check this option as it may already have been set */
if ((ret->options & XML_SAVE_NO_EMPTY) && ! (options & XML_SAVE_NO_EMPTY)) {
options |= XML_SAVE_NO_EMPTY;
}
ret->options = options;
if (options & XML_SAVE_FORMAT)
ret->format = 1;
else if (options & XML_SAVE_WSNONSIG)
ret->format = 2;
return(ret);
}
/************************************************************************
* *
* Dumping XML tree content to a simple buffer *
* *
************************************************************************/
/**
* xmlAttrSerializeContent:
* @buf: the XML buffer output
* @doc: the document
* @attr: the attribute pointer
*
* Serialize the attribute in the buffer
*/
static void
xmlAttrSerializeContent(xmlOutputBufferPtr buf, xmlAttrPtr attr)
{
xmlNodePtr children;
children = attr->children;
while (children != NULL) {
switch (children->type) {
case XML_TEXT_NODE:
xmlBufAttrSerializeTxtContent(buf->buffer, attr->doc,
attr, children->content);
break;
case XML_ENTITY_REF_NODE:
xmlBufAdd(buf->buffer, BAD_CAST "&", 1);
xmlBufAdd(buf->buffer, children->name,
xmlStrlen(children->name));
xmlBufAdd(buf->buffer, BAD_CAST ";", 1);
break;
default:
/* should not happen unless we have a badly built tree */
break;
}
children = children->next;
}
}
/**
* xmlBufDumpNotationTable:
* @buf: an xmlBufPtr output
* @table: A notation table
*
* This will dump the content of the notation table as an XML DTD definition
*/
void
xmlBufDumpNotationTable(xmlBufPtr buf, xmlNotationTablePtr table) {
xmlBufferPtr buffer;
buffer = xmlBufferCreate();
if (buffer == NULL) {
/*
* TODO set the error in buf
*/
return;
}
xmlDumpNotationTable(buffer, table);
xmlBufMergeBuffer(buf, buffer);
}
/**
* xmlBufDumpElementDecl:
* @buf: an xmlBufPtr output
* @elem: An element table
*
* This will dump the content of the element declaration as an XML
* DTD definition
*/
void
xmlBufDumpElementDecl(xmlBufPtr buf, xmlElementPtr elem) {
xmlBufferPtr buffer;
buffer = xmlBufferCreate();
if (buffer == NULL) {
/*
* TODO set the error in buf
*/
return;
}
xmlDumpElementDecl(buffer, elem);
xmlBufMergeBuffer(buf, buffer);
}
/**
* xmlBufDumpAttributeDecl:
* @buf: an xmlBufPtr output
* @attr: An attribute declaration
*
* This will dump the content of the attribute declaration as an XML
* DTD definition
*/
void
xmlBufDumpAttributeDecl(xmlBufPtr buf, xmlAttributePtr attr) {
xmlBufferPtr buffer;
buffer = xmlBufferCreate();
if (buffer == NULL) {
/*
* TODO set the error in buf
*/
return;
}
xmlDumpAttributeDecl(buffer, attr);
xmlBufMergeBuffer(buf, buffer);
}
/**
* xmlBufDumpEntityDecl:
* @buf: an xmlBufPtr output
* @ent: An entity table
*
* This will dump the content of the entity table as an XML DTD definition
*/
void
xmlBufDumpEntityDecl(xmlBufPtr buf, xmlEntityPtr ent) {
xmlBufferPtr buffer;
buffer = xmlBufferCreate();
if (buffer == NULL) {
/*
* TODO set the error in buf
*/
return;
}
xmlDumpEntityDecl(buffer, ent);
xmlBufMergeBuffer(buf, buffer);
}
/************************************************************************
* *
* Dumping XML tree content to an I/O output buffer *
* *
************************************************************************/
static int xmlSaveSwitchEncoding(xmlSaveCtxtPtr ctxt, const char *encoding) {
xmlOutputBufferPtr buf = ctxt->buf;
if ((encoding != NULL) && (buf->encoder == NULL) && (buf->conv == NULL)) {
buf->encoder = xmlFindCharEncodingHandler((const char *)encoding);
if (buf->encoder == NULL) {
xmlSaveErr(XML_SAVE_UNKNOWN_ENCODING, NULL,
(const char *)encoding);
return(-1);
}
buf->conv = xmlBufCreate();
if (buf->conv == NULL) {
xmlCharEncCloseFunc(buf->encoder);
xmlSaveErrMemory("creating encoding buffer");
return(-1);
}
/*
* initialize the state, e.g. if outputting a BOM
*/
xmlCharEncOutput(buf, 1);
}
return(0);
}
static int xmlSaveClearEncoding(xmlSaveCtxtPtr ctxt) {
xmlOutputBufferPtr buf = ctxt->buf;
xmlOutputBufferFlush(buf);
xmlCharEncCloseFunc(buf->encoder);
xmlBufFree(buf->conv);
buf->encoder = NULL;
buf->conv = NULL;
return(0);
}
#ifdef LIBXML_HTML_ENABLED
static void
xhtmlNodeDumpOutput(xmlSaveCtxtPtr ctxt, xmlNodePtr cur);
#endif
static void xmlNodeListDumpOutput(xmlSaveCtxtPtr ctxt, xmlNodePtr cur);
static void xmlNodeDumpOutputInternal(xmlSaveCtxtPtr ctxt, xmlNodePtr cur);
void xmlNsListDumpOutput(xmlOutputBufferPtr buf, xmlNsPtr cur);
static int xmlDocContentDumpOutput(xmlSaveCtxtPtr ctxt, xmlDocPtr cur);
/**
* xmlOutputBufferWriteWSNonSig:
* @ctxt: The save context
* @extra: Number of extra indents to apply to ctxt->level
*
* Write out formatting for non-significant whitespace output.
*/
static void
xmlOutputBufferWriteWSNonSig(xmlSaveCtxtPtr ctxt, int extra)
{
int i;
if ((ctxt == NULL) || (ctxt->buf == NULL))
return;
xmlOutputBufferWrite(ctxt->buf, 1, "\n");
for (i = 0; i < (ctxt->level + extra); i += ctxt->indent_nr) {
xmlOutputBufferWrite(ctxt->buf, ctxt->indent_size *
((ctxt->level + extra - i) > ctxt->indent_nr ?
ctxt->indent_nr : (ctxt->level + extra - i)),
ctxt->indent);
}
}
/**
* xmlNsDumpOutput:
* @buf: the XML buffer output
* @cur: a namespace
* @ctxt: the output save context. Optional.
*
* Dump a local Namespace definition.
* Should be called in the context of attributes dumps.
* If @ctxt is supplied, @buf should be its buffer.
*/
static void
xmlNsDumpOutput(xmlOutputBufferPtr buf, xmlNsPtr cur, xmlSaveCtxtPtr ctxt) {
if ((cur == NULL) || (buf == NULL)) return;
if ((cur->type == XML_LOCAL_NAMESPACE) && (cur->href != NULL)) {
if (xmlStrEqual(cur->prefix, BAD_CAST "xml"))
return;
if (ctxt != NULL && ctxt->format == 2)
xmlOutputBufferWriteWSNonSig(ctxt, 2);
else
xmlOutputBufferWrite(buf, 1, " ");
/* Within the context of an element attributes */
if (cur->prefix != NULL) {
xmlOutputBufferWrite(buf, 6, "xmlns:");
xmlOutputBufferWriteString(buf, (const char *)cur->prefix);
} else
xmlOutputBufferWrite(buf, 5, "xmlns");
xmlOutputBufferWrite(buf, 1, "=");
xmlBufWriteQuotedString(buf->buffer, cur->href);
}
}
/**
* xmlNsDumpOutputCtxt
* @ctxt: the save context
* @cur: a namespace
*
* Dump a local Namespace definition to a save context.
* Should be called in the context of attribute dumps.
*/
static void
xmlNsDumpOutputCtxt(xmlSaveCtxtPtr ctxt, xmlNsPtr cur) {
xmlNsDumpOutput(ctxt->buf, cur, ctxt);
}
/**
* xmlNsListDumpOutputCtxt
* @ctxt: the save context
* @cur: the first namespace
*
* Dump a list of local namespace definitions to a save context.
* Should be called in the context of attribute dumps.
*/
static void
xmlNsListDumpOutputCtxt(xmlSaveCtxtPtr ctxt, xmlNsPtr cur) {
while (cur != NULL) {
xmlNsDumpOutput(ctxt->buf, cur, ctxt);
cur = cur->next;
}
}
/**
* xmlNsListDumpOutput:
* @buf: the XML buffer output
* @cur: the first namespace
*
* Dump a list of local Namespace definitions.
* Should be called in the context of attributes dumps.
*/
void
xmlNsListDumpOutput(xmlOutputBufferPtr buf, xmlNsPtr cur) {
while (cur != NULL) {
xmlNsDumpOutput(buf, cur, NULL);
cur = cur->next;
}
}
/**
* xmlDtdDumpOutput:
* @buf: the XML buffer output
* @dtd: the pointer to the DTD
*
* Dump the XML document DTD, if any.
*/
static void
xmlDtdDumpOutput(xmlSaveCtxtPtr ctxt, xmlDtdPtr dtd) {
xmlOutputBufferPtr buf;
int format, level;
xmlDocPtr doc;
if (dtd == NULL) return;
if ((ctxt == NULL) || (ctxt->buf == NULL))
return;
buf = ctxt->buf;
xmlOutputBufferWrite(buf, 10, "<!DOCTYPE ");
xmlOutputBufferWriteString(buf, (const char *)dtd->name);
if (dtd->ExternalID != NULL) {
xmlOutputBufferWrite(buf, 8, " PUBLIC ");
xmlBufWriteQuotedString(buf->buffer, dtd->ExternalID);
xmlOutputBufferWrite(buf, 1, " ");
xmlBufWriteQuotedString(buf->buffer, dtd->SystemID);
} else if (dtd->SystemID != NULL) {
xmlOutputBufferWrite(buf, 8, " SYSTEM ");
xmlBufWriteQuotedString(buf->buffer, dtd->SystemID);
}
if ((dtd->entities == NULL) && (dtd->elements == NULL) &&
(dtd->attributes == NULL) && (dtd->notations == NULL) &&
(dtd->pentities == NULL)) {
xmlOutputBufferWrite(buf, 1, ">");
return;
}
xmlOutputBufferWrite(buf, 3, " [\n");
/*
* Dump the notations first they are not in the DTD children list
* Do this only on a standalone DTD or on the internal subset though.
*/
if ((dtd->notations != NULL) && ((dtd->doc == NULL) ||
(dtd->doc->intSubset == dtd))) {
xmlBufDumpNotationTable(buf->buffer,
(xmlNotationTablePtr) dtd->notations);
}
format = ctxt->format;
level = ctxt->level;
doc = ctxt->doc;
ctxt->format = 0;
ctxt->level = -1;
ctxt->doc = dtd->doc;
xmlNodeListDumpOutput(ctxt, dtd->children);
ctxt->format = format;
ctxt->level = level;
ctxt->doc = doc;
xmlOutputBufferWrite(buf, 2, "]>");
}
/**
* xmlAttrDumpOutput:
* @buf: the XML buffer output
* @cur: the attribute pointer
*
* Dump an XML attribute
*/
static void
xmlAttrDumpOutput(xmlSaveCtxtPtr ctxt, xmlAttrPtr cur) {
xmlOutputBufferPtr buf;
if (cur == NULL) return;
buf = ctxt->buf;
if (buf == NULL) return;
if (ctxt->format == 2)
xmlOutputBufferWriteWSNonSig(ctxt, 2);
else
xmlOutputBufferWrite(buf, 1, " ");
if ((cur->ns != NULL) && (cur->ns->prefix != NULL)) {
xmlOutputBufferWriteString(buf, (const char *)cur->ns->prefix);
xmlOutputBufferWrite(buf, 1, ":");
}
xmlOutputBufferWriteString(buf, (const char *)cur->name);
xmlOutputBufferWrite(buf, 2, "=\"");
xmlAttrSerializeContent(buf, cur);
xmlOutputBufferWrite(buf, 1, "\"");
}
/**
* xmlAttrListDumpOutput:
* @buf: the XML buffer output
* @doc: the document
* @cur: the first attribute pointer
* @encoding: an optional encoding string
*
* Dump a list of XML attributes
*/
static void
xmlAttrListDumpOutput(xmlSaveCtxtPtr ctxt, xmlAttrPtr cur) {
if (cur == NULL) return;
while (cur != NULL) {
xmlAttrDumpOutput(ctxt, cur);
cur = cur->next;
}
}
/**
* xmlNodeListDumpOutput:
* @cur: the first node
*
* Dump an XML node list, recursive behaviour, children are printed too.
*/
static void
xmlNodeListDumpOutput(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
xmlOutputBufferPtr buf;
if (cur == NULL) return;
buf = ctxt->buf;
while (cur != NULL) {
if ((ctxt->format == 1) && (xmlIndentTreeOutput) &&
((cur->type == XML_ELEMENT_NODE) ||
(cur->type == XML_COMMENT_NODE) ||
(cur->type == XML_PI_NODE)))
xmlOutputBufferWrite(buf, ctxt->indent_size *
(ctxt->level > ctxt->indent_nr ?
ctxt->indent_nr : ctxt->level),
ctxt->indent);
xmlNodeDumpOutputInternal(ctxt, cur);
if (ctxt->format == 1) {
xmlOutputBufferWrite(buf, 1, "\n");
}
cur = cur->next;
}
}
#ifdef LIBXML_HTML_ENABLED
/**
* xmlNodeDumpOutputInternal:
* @cur: the current node
*
* Dump an HTML node, recursive behaviour, children are printed too.
*/
static int
htmlNodeDumpOutputInternal(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
const xmlChar *oldenc = NULL;
const xmlChar *oldctxtenc = ctxt->encoding;
const xmlChar *encoding = ctxt->encoding;
xmlOutputBufferPtr buf = ctxt->buf;
int switched_encoding = 0;
xmlDocPtr doc;
xmlInitParser();
doc = cur->doc;
if (doc != NULL) {
oldenc = doc->encoding;
if (ctxt->encoding != NULL) {
doc->encoding = BAD_CAST ctxt->encoding;
} else if (doc->encoding != NULL) {
encoding = doc->encoding;
}
}
if ((encoding != NULL) && (doc != NULL))
htmlSetMetaEncoding(doc, (const xmlChar *) encoding);
if ((encoding == NULL) && (doc != NULL))
encoding = htmlGetMetaEncoding(doc);
if (encoding == NULL)
encoding = BAD_CAST "HTML";
if ((encoding != NULL) && (oldctxtenc == NULL) &&
(buf->encoder == NULL) && (buf->conv == NULL)) {
if (xmlSaveSwitchEncoding(ctxt, (const char*) encoding) < 0) {
doc->encoding = oldenc;
return(-1);
}
switched_encoding = 1;
}
if (ctxt->options & XML_SAVE_FORMAT)
htmlNodeDumpFormatOutput(buf, doc, cur,
(const char *)encoding, 1);
else
htmlNodeDumpFormatOutput(buf, doc, cur,
(const char *)encoding, 0);
/*
* Restore the state of the saving context at the end of the document
*/
if ((switched_encoding) && (oldctxtenc == NULL)) {
xmlSaveClearEncoding(ctxt);
}
if (doc != NULL)
doc->encoding = oldenc;
return(0);
}
#endif
/**
* xmlNodeDumpOutputInternal:
* @cur: the current node
*
* Dump an XML node, recursive behaviour, children are printed too.
*/
static void
xmlNodeDumpOutputInternal(xmlSaveCtxtPtr ctxt, xmlNodePtr cur) {
int format;
xmlNodePtr tmp;
xmlChar *start, *end;
xmlOutputBufferPtr buf;
if (cur == NULL) return;
buf = ctxt->buf;
if (cur->type == XML_XINCLUDE_START)
return;
if (cur->type == XML_XINCLUDE_END)
return;
if ((cur->type == XML_DOCUMENT_NODE) ||
(cur->type == XML_HTML_DOCUMENT_NODE)) {
xmlDocContentDumpOutput(ctxt, (xmlDocPtr) cur);
return;
}
#ifdef LIBXML_HTML_ENABLED
if (ctxt->options & XML_SAVE_XHTML) {
xhtmlNodeDumpOutput(ctxt, cur);
return;
}
if (((cur->type != XML_NAMESPACE_DECL) && (cur->doc != NULL) &&
(cur->doc->type == XML_HTML_DOCUMENT_NODE) &&
((ctxt->options & XML_SAVE_AS_XML) == 0)) ||
(ctxt->options & XML_SAVE_AS_HTML)) {
htmlNodeDumpOutputInternal(ctxt, cur);
return;
}
#endif
if (cur->type == XML_DTD_NODE) {
xmlDtdDumpOutput(ctxt, (xmlDtdPtr) cur);
return;
}
if (cur->type == XML_DOCUMENT_FRAG_NODE) {
xmlNodeListDumpOutput(ctxt, cur->children);
return;
}
if (cur->type == XML_ELEMENT_DECL) {
xmlBufDumpElementDecl(buf->buffer, (xmlElementPtr) cur);
return;
}
if (cur->type == XML_ATTRIBUTE_DECL) {
xmlBufDumpAttributeDecl(buf->buffer, (xmlAttributePtr) cur);
return;
}
if (cur->type == XML_ENTITY_DECL) {
xmlBufDumpEntityDecl(buf->buffer, (xmlEntityPtr) cur);
return;
}
if (cur->type == XML_TEXT_NODE) {
if (cur->content != NULL) {
if (cur->name != xmlStringTextNoenc) {
xmlOutputBufferWriteEscape(buf, cur->content, ctxt->escape);
} else {
/*
* Disable escaping, needed for XSLT
*/
xmlOutputBufferWriteString(buf, (const char *) cur->content);
}
}
return;
}
if (cur->type == XML_PI_NODE) {
if (cur->content != NULL) {
xmlOutputBufferWrite(buf, 2, "<?");
xmlOutputBufferWriteString(buf, (const char *)cur->name);
if (cur->content != NULL) {
if (ctxt->format == 2)
xmlOutputBufferWriteWSNonSig(ctxt, 0);
else
xmlOutputBufferWrite(buf, 1, " ");
xmlOutputBufferWriteString(buf, (const char *)cur->content);
}
xmlOutputBufferWrite(buf, 2, "?>");
} else {
xmlOutputBufferWrite(buf, 2, "<?");
xmlOutputBufferWriteString(buf, (const char *)cur->name);
if (ctxt->format == 2)
xmlOutputBufferWriteWSNonSig(ctxt, 0);
xmlOutputBufferWrite(buf, 2, "?>");
}
return;
}
if (cur->type == XML_COMMENT_NODE) {
if (cur->content != NULL) {
xmlOutputBufferWrite(buf, 4, "<!--");
xmlOutputBufferWriteString(buf, (const char *)cur->content);
xmlOutputBufferWrite(buf, 3, "-->");
}
return;
}
if (cur->type == XML_ENTITY_REF_NODE) {
xmlOutputBufferWrite(buf, 1, "&");
xmlOutputBufferWriteString(buf, (const char *)cur->name);
xmlOutputBufferWrite(buf, 1, ";");
return;
}
if (cur->type == XML_CDATA_SECTION_NODE) {
if (cur->content == NULL || *cur->content == '\0') {