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xml.c
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xml.c
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/*
+----------------------------------------------------------------------+
| PHP version 4.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2001 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Stig Sæther Bakken <ssb@fast.no> |
| Thies C. Arntzen <thies@thieso.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#define IS_EXT_MODULE
#include "php.h"
#define PHP_XML_INTERNAL
#include "php_xml.h"
#include "zend_variables.h"
#include "ext/standard/php_string.h"
#include "ext/standard/info.h"
#if HAVE_LIBEXPAT
#ifndef PHP_WIN32
# include "build-defs.h"
# endif
# include "ext/standard/head.h"
/* Short-term TODO list:
* - Implement XML_ExternalEntityParserCreate()
*/
/* Long-term TODO list:
* - Fix the expat library so you can install your own memory manager
* functions
*/
/* Known bugs:
* - Weird things happen with <![CDATA[]]> sections.
*/
#ifdef ZTS
int xml_globals_id;
#else
PHP_XML_API php_xml_globals xml_globals;
#endif
/* {{{ dynamically loadable module stuff */
#ifdef COMPILE_DL_XML
ZEND_GET_MODULE(xml)
#endif /* COMPILE_DL_XML */
/* }}} */
/* {{{ function prototypes */
PHP_MINIT_FUNCTION(xml);
PHP_RINIT_FUNCTION(xml);
PHP_MSHUTDOWN_FUNCTION(xml);
PHP_RSHUTDOWN_FUNCTION(xml);
PHP_MINFO_FUNCTION(xml);
static void xml_parser_dtor(zend_rsrc_list_entry *rsrc);
static void xml_set_handler(zval **, zval **);
inline static unsigned short xml_encode_iso_8859_1(unsigned char);
inline static char xml_decode_iso_8859_1(unsigned short);
inline static unsigned short xml_encode_us_ascii(unsigned char);
inline static char xml_decode_us_ascii(unsigned short);
static XML_Char *xml_utf8_encode(const char *, int, int *, const XML_Char *);
static zval *xml_call_handler(xml_parser *, zval *, int, zval **);
static zval *_xml_xmlchar_zval(const XML_Char *, int, const XML_Char *);
static int _xml_xmlcharlen(const XML_Char *);
static void _xml_add_to_info(xml_parser *parser,char *name);
void _xml_startElementHandler(void *, const char *, const char **);
void _xml_endElementHandler(void *, const char *);
void _xml_characterDataHandler(void *, const XML_Char *, int);
void _xml_processingInstructionHandler(void *, const XML_Char *, const XML_Char *);
void _xml_defaultHandler(void *, const XML_Char *, int);
void _xml_unparsedEntityDeclHandler(void *, const XML_Char *, const XML_Char *, const XML_Char *, const XML_Char *, const XML_Char *);
void _xml_notationDeclHandler(void *, const XML_Char *, const XML_Char *, const XML_Char *, const XML_Char *);
int _xml_externalEntityRefHandler(XML_Parser, const XML_Char *, const XML_Char *, const XML_Char *, const XML_Char *);
#ifdef HAVE_LIBEXPAT2
void _xml_startNamespaceDeclHandler(void *, const XML_Char *, const XML_Char *);
void _xml_endNamespaceDeclHandler(void *, const XML_Char *);
#endif
/* }}} */
/* {{{ extension definition structures */
static unsigned char third_and_fourth_args_force_ref[] = { 4, BYREF_NONE, BYREF_NONE, BYREF_FORCE, BYREF_FORCE };
function_entry xml_functions[] = {
PHP_FE(xml_parser_create, NULL)
#ifdef HAVE_LIBEXPAT2
PHP_FE(xml_parser_create_ns, NULL)
#endif
PHP_FE(xml_set_object, second_arg_force_ref)
PHP_FE(xml_set_element_handler, NULL)
PHP_FE(xml_set_character_data_handler, NULL)
PHP_FE(xml_set_processing_instruction_handler, NULL)
PHP_FE(xml_set_default_handler, NULL)
PHP_FE(xml_set_unparsed_entity_decl_handler, NULL)
PHP_FE(xml_set_notation_decl_handler, NULL)
PHP_FE(xml_set_external_entity_ref_handler, NULL)
#ifdef HAVE_LIBEXPAT2
PHP_FE(xml_set_start_namespace_decl_handler, NULL)
PHP_FE(xml_set_end_namespace_decl_handler, NULL)
#endif
PHP_FE(xml_parse, NULL)
PHP_FE(xml_parse_into_struct, third_and_fourth_args_force_ref)
PHP_FE(xml_get_error_code, NULL)
PHP_FE(xml_error_string, NULL)
PHP_FE(xml_get_current_line_number, NULL)
PHP_FE(xml_get_current_column_number, NULL)
PHP_FE(xml_get_current_byte_index, NULL)
PHP_FE(xml_parser_free, NULL)
PHP_FE(xml_parser_set_option, NULL)
PHP_FE(xml_parser_get_option, NULL)
PHP_FE(utf8_encode, NULL)
PHP_FE(utf8_decode, NULL)
{NULL, NULL, NULL}
};
zend_module_entry xml_module_entry = {
"xml", /* extension name */
xml_functions, /* extension function list */
PHP_MINIT(xml), /* extension-wide startup function */
PHP_MSHUTDOWN(xml), /* extension-wide shutdown function */
PHP_RINIT(xml), /* per-request startup function */
PHP_RSHUTDOWN(xml), /* per-request shutdown function */
PHP_MINFO(xml), /* information function */
STANDARD_MODULE_PROPERTIES
};
/* All the encoding functions are set to NULL right now, since all
* the encoding is currently done internally by expat/xmltok.
*/
xml_encoding xml_encodings[] = {
{ "ISO-8859-1", xml_decode_iso_8859_1, xml_encode_iso_8859_1 },
{ "US-ASCII", xml_decode_us_ascii, xml_encode_us_ascii },
{ "UTF-8", NULL, NULL },
{ NULL, NULL, NULL }
};
/* True globals, no need for thread safety */
static int le_xml_parser;
/* }}} */
/* {{{ startup, shutdown and info functions */
#ifdef ZTS
static void php_xml_init_globals(php_xml_globals *xml_globals)
{
XML(default_encoding) = "ISO-8859-1";
}
#endif
PHP_MINIT_FUNCTION(xml)
{
le_xml_parser = zend_register_list_destructors_ex(xml_parser_dtor, NULL, "xml", module_number);
#ifdef ZTS
xml_globals_id = ts_allocate_id(sizeof(php_xml_globals), (ts_allocate_ctor) php_xml_init_globals, NULL);
#else
XML(default_encoding) = "ISO-8859-1";
#endif
REGISTER_LONG_CONSTANT("XML_ERROR_NONE", XML_ERROR_NONE, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_NO_MEMORY", XML_ERROR_NO_MEMORY, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_SYNTAX", XML_ERROR_SYNTAX, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_NO_ELEMENTS", XML_ERROR_NO_ELEMENTS, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_INVALID_TOKEN", XML_ERROR_INVALID_TOKEN, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_UNCLOSED_TOKEN", XML_ERROR_UNCLOSED_TOKEN, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_PARTIAL_CHAR", XML_ERROR_PARTIAL_CHAR, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_TAG_MISMATCH", XML_ERROR_TAG_MISMATCH, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_DUPLICATE_ATTRIBUTE", XML_ERROR_DUPLICATE_ATTRIBUTE, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_JUNK_AFTER_DOC_ELEMENT", XML_ERROR_JUNK_AFTER_DOC_ELEMENT, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_PARAM_ENTITY_REF", XML_ERROR_PARAM_ENTITY_REF, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_UNDEFINED_ENTITY", XML_ERROR_UNDEFINED_ENTITY, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_RECURSIVE_ENTITY_REF", XML_ERROR_RECURSIVE_ENTITY_REF, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_ASYNC_ENTITY", XML_ERROR_ASYNC_ENTITY, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_BAD_CHAR_REF", XML_ERROR_BAD_CHAR_REF, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_BINARY_ENTITY_REF", XML_ERROR_BINARY_ENTITY_REF, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF", XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_MISPLACED_XML_PI", XML_ERROR_MISPLACED_XML_PI, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_UNKNOWN_ENCODING", XML_ERROR_UNKNOWN_ENCODING, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_INCORRECT_ENCODING", XML_ERROR_INCORRECT_ENCODING, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_UNCLOSED_CDATA_SECTION", XML_ERROR_UNCLOSED_CDATA_SECTION, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_ERROR_EXTERNAL_ENTITY_HANDLING", XML_ERROR_EXTERNAL_ENTITY_HANDLING, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_OPTION_CASE_FOLDING", PHP_XML_OPTION_CASE_FOLDING, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_OPTION_TARGET_ENCODING", PHP_XML_OPTION_TARGET_ENCODING, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_OPTION_SKIP_TAGSTART", PHP_XML_OPTION_SKIP_TAGSTART, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("XML_OPTION_SKIP_WHITE", PHP_XML_OPTION_SKIP_WHITE, CONST_CS|CONST_PERSISTENT);
return SUCCESS;
}
PHP_RINIT_FUNCTION(xml)
{
return SUCCESS;
}
PHP_MSHUTDOWN_FUNCTION(xml)
{
return SUCCESS;
}
PHP_RSHUTDOWN_FUNCTION(xml)
{
return SUCCESS;
}
PHP_MINFO_FUNCTION(xml)
{
php_info_print_table_start();
php_info_print_table_row(2, "XML Support", "active");
#if HAVE_LIBEXPAT2
php_info_print_table_row(2, "XML Namespace Support", "active");
#endif
php_info_print_table_end();
}
/* {{{ extension-internal functions */
static zval *_xml_resource_zval(long value)
{
zval *ret;
MAKE_STD_ZVAL(ret);
ret->type = IS_RESOURCE;
ret->value.lval = value;
zend_list_addref(value);
return ret;
}
static zval *_xml_string_zval(const char *str)
{
zval *ret;
int len = strlen(str);
MAKE_STD_ZVAL(ret);
ret->type = IS_STRING;
ret->value.str.len = len;
ret->value.str.val = estrndup(str, len);
return ret;
}
static zval *_xml_xmlchar_zval(const XML_Char *s, int len, const XML_Char *encoding)
{
zval *ret;
MAKE_STD_ZVAL(ret);
if (s == NULL) {
var_reset(ret);
return ret;
}
if (len == 0) {
len = _xml_xmlcharlen(s);
}
ret->type = IS_STRING;
ret->value.str.val = xml_utf8_decode(s, len, &ret->value.str.len, encoding);
return ret;
}
/* }}} */
/* {{{ xml_parser_dtor() */
static void
xml_parser_dtor(zend_rsrc_list_entry *rsrc)
{
xml_parser *parser = (xml_parser *)rsrc->ptr;
/* please leave this commented - or ask thies@thieso.net before doing it (again)
if (parser->object) {
zval_ptr_dtor(&parser->object);
}
*/
if (parser->parser) {
XML_ParserFree(parser->parser);
}
if (parser->ltags) {
int inx;
for (inx = 0; inx < parser->level; inx++)
efree(parser->ltags[ inx ]);
efree(parser->ltags);
}
if (parser->startElementHandler) {
zval_ptr_dtor(&parser->startElementHandler);
}
if (parser->endElementHandler) {
zval_ptr_dtor(&parser->endElementHandler);
}
if (parser->characterDataHandler) {
zval_ptr_dtor(&parser->characterDataHandler);
}
if (parser->processingInstructionHandler) {
zval_ptr_dtor(&parser->processingInstructionHandler);
}
if (parser->defaultHandler) {
zval_ptr_dtor(&parser->defaultHandler);
}
if (parser->unparsedEntityDeclHandler) {
zval_ptr_dtor(&parser->unparsedEntityDeclHandler);
}
if (parser->notationDeclHandler) {
zval_ptr_dtor(&parser->notationDeclHandler);
}
if (parser->externalEntityRefHandler) {
zval_ptr_dtor(&parser->externalEntityRefHandler);
}
if (parser->unknownEncodingHandler) {
zval_ptr_dtor(&parser->unknownEncodingHandler);
}
#ifdef HAVE_LIBEXPAT2
if (parser->startNamespaceDeclHandler) {
zval_ptr_dtor(&parser->startNamespaceDeclHandler);
}
if (parser->endNamespaceDeclHandler) {
zval_ptr_dtor(&parser->endNamespaceDeclHandler);
}
#endif
if (parser->baseURI) {
efree(parser->baseURI);
}
efree(parser);
}
/* }}} */
/* {{{ xml_set_handler() */
static void
xml_set_handler(zval **handler, zval **data)
{
/* IS_ARRAY might indicate that we're using array($obj, 'method') syntax */
if (Z_TYPE_PP(data) != IS_ARRAY) {
convert_to_string_ex(data);
}
zval_add_ref(data);
*handler = *data;
}
/* }}} */
/* {{{ xml_call_handler() */
static zval *
xml_call_handler(xml_parser *parser, zval *handler, int argc, zval **argv)
{
ELS_FETCH();
if (parser && handler) {
zval *retval;
int i;
int result;
MAKE_STD_ZVAL(retval);
retval->type = IS_BOOL;
retval->value.lval = 0;
result = call_user_function(EG(function_table), &parser->object, handler, retval, argc, argv);
if (result == FAILURE) {
zval **method;
zval **obj;
if (Z_TYPE_P(handler) == IS_STRING) {
php_error(E_WARNING, "Unable to call handler %s()", Z_STRVAL_P(handler));
} else if (zend_hash_index_find(handler->value.ht, 0, (void **) &obj) == SUCCESS &&
zend_hash_index_find(handler->value.ht, 1, (void **) &method) == SUCCESS &&
Z_TYPE_PP(obj) == IS_OBJECT &&
Z_TYPE_PP(method) == IS_STRING) {
php_error(E_WARNING, "Unable to call handler %s::%s()", (*obj)->value.obj.ce->name, Z_STRVAL_PP(method));
} else
php_error(E_WARNING, "Unable to call handler");
zval_dtor(retval);
efree(retval);
}
for (i = 0; i < argc; i++) {
zval_ptr_dtor(&(argv[i]));
}
if (result == FAILURE) {
return NULL;
} else {
return retval;
}
}
return NULL;
}
/* }}} */
/* {{{ xml_encode_iso_8859_1() */
inline static unsigned short
xml_encode_iso_8859_1(unsigned char c)
{
return (unsigned short)c;
}
/* }}} */
/* {{{ xml_decode_iso_8859_1() */
inline static char
xml_decode_iso_8859_1(unsigned short c)
{
return (char)(c > 0xff ? '?' : c);
}
/* }}} */
/* {{{ xml_encode_us_ascii() */
inline static unsigned short
xml_encode_us_ascii(unsigned char c)
{
return (unsigned short)c;
}
/* }}} */
/* {{{ xml_decode_us_ascii() */
inline static char
xml_decode_us_ascii(unsigned short c)
{
return (char)(c > 0x7f ? '?' : c);
}
/* }}} */
/* {{{ xml_get_encoding() */
static xml_encoding *
xml_get_encoding(const XML_Char *name)
{
xml_encoding *enc = &xml_encodings[0];
while (enc && enc->name) {
if (strcasecmp(name, enc->name) == 0) {
return enc;
}
enc++;
}
return NULL;
}
/* }}} */
/* {{{ xml_utf8_encode */
static XML_Char *
xml_utf8_encode(const char *s, int len, int *newlen, const XML_Char *encoding)
{
int pos = len;
char *newbuf;
unsigned short c;
unsigned short (*encoder)(unsigned char) = NULL;
xml_encoding *enc = xml_get_encoding(encoding);
*newlen = 0;
if (enc) {
encoder = enc->encoding_function;
} else {
/* If the target encoding was unknown, fail */
return NULL;
}
if (encoder == NULL) {
/* If no encoder function was specified, return the data as-is.
*/
newbuf = emalloc(len);
memcpy(newbuf, s, len);
*newlen = len;
return newbuf;
}
/* This is the theoretical max (will never get beyond len * 2 as long
* as we are converting from single-byte characters, though) */
newbuf = emalloc(len * 4);
while (pos > 0) {
c = encoder ? encoder((unsigned char)(*s)) : (unsigned short)(*s);
if (c < 0x80) {
newbuf[(*newlen)++] = (char) c;
} else if (c < 0x800) {
newbuf[(*newlen)++] = (0xc0 | (c >> 6));
newbuf[(*newlen)++] = (0x80 | (c & 0x3f));
} else if (c < 0x10000) {
newbuf[(*newlen)++] = (0xe0 | (c >> 12));
newbuf[(*newlen)++] = (0xc0 | ((c >> 6) & 0x3f));
newbuf[(*newlen)++] = (0x80 | (c & 0x3f));
} else if (c < 0x200000) {
newbuf[(*newlen)++] = (0xf0 | (c >> 18));
newbuf[(*newlen)++] = (0xe0 | ((c >> 12) & 0x3f));
newbuf[(*newlen)++] = (0xc0 | ((c >> 6) & 0x3f));
newbuf[(*newlen)++] = (0x80 | (c & 0x3f));
}
pos--;
s++;
}
if (*newlen < len * 4) {
newbuf = erealloc(newbuf, *newlen);
}
return newbuf;
}
/* }}} */
/* {{{ xml_utf8_decode */
PHPAPI char *
xml_utf8_decode(const XML_Char *s, int len, int *newlen, const XML_Char *encoding)
{
int pos = len;
char *newbuf = emalloc(len + 1);
unsigned short c;
char (*decoder)(unsigned short) = NULL;
xml_encoding *enc = xml_get_encoding(encoding);
*newlen = 0;
if (enc) {
decoder = enc->decoding_function;
}
if (decoder == NULL) {
/* If the target encoding was unknown, or no decoder function
* was specified, return the UTF-8-encoded data as-is.
*/
memcpy(newbuf, s, len);
*newlen = len;
newbuf[*newlen] = '\0';
return newbuf;
}
while (pos > 0) {
c = (unsigned char)(*s);
if (c >= 0xf0) { /* four bytes encoded, 21 bits */
c = ((s[0]&7)<<18) | ((s[1]&63)<<12) | ((s[2]&63)<<6) | (s[3]&63);
s += 4;
pos -= 4;
} else if (c >= 0xe0) { /* three bytes encoded, 16 bits */
c = ((s[0]&63)<<12) | ((s[1]&63)<<6) | (s[2]&63);
s += 3;
pos -= 3;
} else if (c >= 0xc0) { /* two bytes encoded, 11 bits */
c = ((s[0]&63)<<6) | (s[1]&63);
s += 2;
pos -= 2;
} else {
s++;
pos--;
}
newbuf[*newlen] = decoder ? decoder(c) : c;
++*newlen;
}
if (*newlen < len) {
newbuf = erealloc(newbuf, *newlen + 1);
}
newbuf[*newlen] = '\0';
return newbuf;
}
/* }}} */
/* {{{ _xml_xmlcharlen() */
static int _xml_xmlcharlen(const XML_Char *s)
{
int len = 0;
while (*s) {
len++;
s++;
}
return len;
}
/* }}} */
/* {{{ _xml_zval_strdup() */
PHPAPI char *_xml_zval_strdup(zval *val)
{
if (val->type == IS_STRING) {
char *buf = emalloc(val->value.str.len + 1);
memcpy(buf, val->value.str.val, val->value.str.len);
buf[val->value.str.len] = '\0';
return buf;
}
return NULL;
}
/* }}} */
/* {{{ _xml_add_to_info */
static void _xml_add_to_info(xml_parser *parser,char *name)
{
zval **element, *values;
if (! parser->info) {
return;
}
if (zend_hash_find(parser->info->value.ht,name,strlen(name) + 1,(void **) &element) == FAILURE) {
MAKE_STD_ZVAL(values);
if (array_init(values) == FAILURE) {
php_error(E_ERROR, "Unable to initialize array");
return;
}
zend_hash_update(parser->info->value.ht, name, strlen(name)+1, (void *) &values, sizeof(zval*), (void **) &element);
}
add_next_index_long(*element,parser->curtag);
parser->curtag++;
}
/* }}} */
/* {{{ _xml_startElementHandler() */
void _xml_startElementHandler(void *userData, const char *name,
const char **attributes)
{
xml_parser *parser = (xml_parser *)userData;
const char **attrs = attributes;
if (parser) {
zval *retval, *args[3];
parser->level++;
if (parser->case_folding) {
name = php_strtoupper(estrdup(name), strlen(name));
}
if (parser->startElementHandler) {
args[0] = _xml_resource_zval(parser->index);
args[1] = _xml_string_zval(name);
MAKE_STD_ZVAL(args[2]);
array_init(args[2]);
while (attributes && *attributes) {
char *key = (char *)attributes[0];
char *value = (char *)attributes[1];
char *decoded_value;
int decoded_len;
if (parser->case_folding) {
key = php_strtoupper(estrdup(key), strlen(key));
}
decoded_value = xml_utf8_decode(value, strlen(value),
&decoded_len,
parser->target_encoding);
add_assoc_stringl(args[2], key, decoded_value, decoded_len, 0);
if (parser->case_folding) {
efree(key);
}
attributes += 2;
}
if ((retval = xml_call_handler(parser, parser->startElementHandler, 3, args))) {
zval_dtor(retval);
efree(retval);
}
}
if (parser->data) {
zval *tag, *atr;
int atcnt = 0;
MAKE_STD_ZVAL(tag);
MAKE_STD_ZVAL(atr);
array_init(tag);
array_init(atr);
_xml_add_to_info(parser,((char *) name) + parser->toffset);
add_assoc_string(tag,"tag",((char *) name) + parser->toffset,1); /* cast to avoid gcc-warning */
add_assoc_string(tag,"type","open",1);
add_assoc_long(tag,"level",parser->level);
parser->ltags[parser->level-1] = estrdup(name);
parser->lastwasopen = 1;
attributes = attrs;
while (attributes && *attributes) {
char *key = (char *)attributes[0];
char *value = (char *)attributes[1];
char *decoded_value;
int decoded_len;
if (parser->case_folding) {
key = php_strtoupper(estrdup(key), strlen(key));
}
decoded_value = xml_utf8_decode(value, strlen(value),
&decoded_len,
parser->target_encoding);
add_assoc_stringl(atr,key,decoded_value,decoded_len,0);
atcnt++;
if (parser->case_folding) {
efree(key);
}
attributes += 2;
}
if (atcnt) {
zend_hash_add(tag->value.ht,"attributes",sizeof("attributes"),&atr,sizeof(zval*),NULL);
} else {
zval_dtor(atr);
efree(atr);
}
zend_hash_next_index_insert(parser->data->value.ht,&tag,sizeof(zval*),(void *) &parser->ctag);
}
if (parser->case_folding) {
efree((char *)name);
}
}
}
/* }}} */
/* {{{ _xml_endElementHandler() */
void _xml_endElementHandler(void *userData, const char *name)
{
xml_parser *parser = (xml_parser *)userData;
if (parser) {
zval *retval, *args[2];
if (parser->case_folding) {
name = php_strtoupper(estrdup(name), strlen(name));
}
if (parser->endElementHandler) {
args[0] = _xml_resource_zval(parser->index);
args[1] = _xml_string_zval(name);
if ((retval = xml_call_handler(parser, parser->endElementHandler, 2, args))) {
zval_dtor(retval);
efree(retval);
}
}
if (parser->data) {
zval *tag;
if (parser->lastwasopen) {
add_assoc_string(*(parser->ctag),"type","complete",1);
} else {
MAKE_STD_ZVAL(tag);
array_init(tag);
_xml_add_to_info(parser,((char *) name) + parser->toffset);
add_assoc_string(tag,"tag",((char *) name) + parser->toffset,1); /* cast to avoid gcc-warning */
add_assoc_string(tag,"type","close",1);
add_assoc_long(tag,"level",parser->level);
zend_hash_next_index_insert(parser->data->value.ht,&tag,sizeof(zval*),NULL);
}
parser->lastwasopen = 0;
}
if (parser->case_folding) {
efree((char *)name);
}
if (parser->ltags) {
efree(parser->ltags[parser->level-1]);
}
parser->level--;
}
}
/* }}} */
/* {{{ _xml_characterDataHandler() */
void _xml_characterDataHandler(void *userData, const XML_Char *s, int len)
{
xml_parser *parser = (xml_parser *)userData;
if (parser) {
zval *retval, *args[2];
if (parser->characterDataHandler) {
args[0] = _xml_resource_zval(parser->index);
args[1] = _xml_xmlchar_zval(s, len, parser->target_encoding);
if ((retval = xml_call_handler(parser, parser->characterDataHandler, 2, args))) {
zval_dtor(retval);
efree(retval);
}
}
if (parser->data) {
int i;
int doprint = 0;
char *decoded_value;
int decoded_len;
decoded_value = xml_utf8_decode(s,len,&decoded_len,parser->target_encoding);
for (i = 0; i < decoded_len; i++) {
switch (decoded_value[i]) {
case ' ':
case '\t':
case '\n':
continue;
default:
doprint = 1;
break;
}
if (doprint) {
break;
}
}
if (doprint || (! parser->skipwhite)) {
if (parser->lastwasopen) {
zval **myval;
/* check if the current tag already has a value - if yes append to that! */
if (zend_hash_find((*parser->ctag)->value.ht,"value",sizeof("value"),(void **) &myval) == SUCCESS) {
int newlen = (*myval)->value.str.len + decoded_len;
(*myval)->value.str.val = erealloc((*myval)->value.str.val,newlen+1);
strcpy((*myval)->value.str.val + (*myval)->value.str.len,decoded_value);
(*myval)->value.str.len += decoded_len;
efree(decoded_value);
} else {
add_assoc_string(*(parser->ctag),"value",decoded_value,0);
}
} else {
zval *tag;
MAKE_STD_ZVAL(tag);
array_init(tag);
_xml_add_to_info(parser,parser->ltags[parser->level-1] + parser->toffset);
add_assoc_string(tag,"tag",parser->ltags[parser->level-1] + parser->toffset,1);
add_assoc_string(tag,"value",decoded_value,0);
add_assoc_string(tag,"type","cdata",1);
add_assoc_long(tag,"level",parser->level);
zend_hash_next_index_insert(parser->data->value.ht,&tag,sizeof(zval*),NULL);
}
} else {
efree(decoded_value);
}
}
}
}
/* }}} */
/* {{{ _xml_processingInstructionHandler() */
void _xml_processingInstructionHandler(void *userData,
const XML_Char *target,
const XML_Char *data)
{
xml_parser *parser = (xml_parser *)userData;
if (parser && parser->processingInstructionHandler) {
zval *retval, *args[3];
args[0] = _xml_resource_zval(parser->index);
args[1] = _xml_xmlchar_zval(target, 0, parser->target_encoding);
args[2] = _xml_xmlchar_zval(data, 0, parser->target_encoding);
if ((retval = xml_call_handler(parser, parser->processingInstructionHandler, 3, args))) {
zval_dtor(retval);
efree(retval);
}
}
}
/* }}} */
/* {{{ _xml_defaultHandler() */
void _xml_defaultHandler(void *userData, const XML_Char *s, int len)
{
xml_parser *parser = (xml_parser *)userData;
if (parser && parser->defaultHandler) {
zval *retval, *args[2];
args[0] = _xml_resource_zval(parser->index);
args[1] = _xml_xmlchar_zval(s, len, parser->target_encoding);
if ((retval = xml_call_handler(parser, parser->defaultHandler, 2, args))) {
zval_dtor(retval);
efree(retval);
}
}
}
/* }}} */
/* {{{ _xml_unparsedEntityDeclHandler() */
void _xml_unparsedEntityDeclHandler(void *userData,
const XML_Char *entityName,
const XML_Char *base,
const XML_Char *systemId,
const XML_Char *publicId,
const XML_Char *notationName)
{
xml_parser *parser = (xml_parser *)userData;
if (parser && parser->unparsedEntityDeclHandler) {
zval *retval, *args[6];
args[0] = _xml_resource_zval(parser->index);
args[1] = _xml_xmlchar_zval(entityName, 0, parser->target_encoding);
args[2] = _xml_xmlchar_zval(base, 0, parser->target_encoding);
args[3] = _xml_xmlchar_zval(systemId, 0, parser->target_encoding);
args[4] = _xml_xmlchar_zval(publicId, 0, parser->target_encoding);
args[5] = _xml_xmlchar_zval(notationName, 0, parser->target_encoding);
if ((retval = xml_call_handler(parser, parser->unparsedEntityDeclHandler, 6, args))) {
zval_dtor(retval);
efree(retval);
}
}
}
/* }}} */
/* {{{ _xml_notationDeclHandler() */
void
_xml_notationDeclHandler(void *userData,
const XML_Char *notationName,
const XML_Char *base,
const XML_Char *systemId,
const XML_Char *publicId)
{
xml_parser *parser = (xml_parser *)userData;
if (parser && parser->notationDeclHandler) {
zval *retval, *args[5];
args[0] = _xml_resource_zval(parser->index);
args[1] = _xml_xmlchar_zval(notationName, 0, parser->target_encoding);
args[2] = _xml_xmlchar_zval(base, 0, parser->target_encoding);
args[3] = _xml_xmlchar_zval(systemId, 0, parser->target_encoding);
args[4] = _xml_xmlchar_zval(publicId, 0, parser->target_encoding);
if ((retval = xml_call_handler(parser, parser->notationDeclHandler, 5, args))) {
zval_dtor(retval);
efree(retval);
}
}
}
/* }}} */
/* {{{ _xml_externalEntityRefHandler() */
int
_xml_externalEntityRefHandler(XML_Parser parserPtr,
const XML_Char *openEntityNames,
const XML_Char *base,
const XML_Char *systemId,
const XML_Char *publicId)
{
xml_parser *parser = XML_GetUserData(parserPtr);
int ret = 0; /* abort if no handler is set (should be configurable?) */
if (parser && parser->externalEntityRefHandler) {
zval *retval, *args[5];
args[0] = _xml_resource_zval(parser->index);
args[1] = _xml_xmlchar_zval(openEntityNames, 0, parser->target_encoding);
args[2] = _xml_xmlchar_zval(base, 0, parser->target_encoding);
args[3] = _xml_xmlchar_zval(systemId, 0, parser->target_encoding);
args[4] = _xml_xmlchar_zval(publicId, 0, parser->target_encoding);
if ((retval = xml_call_handler(parser, parser->externalEntityRefHandler, 5, args))) {
convert_to_long(retval);
ret = retval->value.lval;
efree(retval);
} else {
ret = 0;
}
}
return ret;
}
/* }}} */
#ifdef HAVE_LIBEXPAT2