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xml.c
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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2012 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.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@php.net> |
| Thies C. Arntzen <thies@thieso.net> |
| Sterling Hughes <sterling@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#define IS_EXT_MODULE
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#define PHP_XML_INTERNAL
#include "zend_variables.h"
#include "ext/standard/php_string.h"
#include "ext/standard/info.h"
#include "ext/standard/html.h"
#if HAVE_XML
#include "php_xml.h"
# include "ext/standard/head.h"
#ifdef LIBXML_EXPAT_COMPAT
#include "ext/libxml/php_libxml.h"
#endif
/* Short-term TODO list:
* - Implement XML_ExternalEntityParserCreate()
* - XML_SetCommentHandler
* - XML_SetCdataSectionHandler
* - XML_SetParamEntityParsing
*/
/* 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.
*/
ZEND_DECLARE_MODULE_GLOBALS(xml)
/* {{{ dynamically loadable module stuff */
#ifdef COMPILE_DL_XML
ZEND_GET_MODULE(xml)
#endif /* COMPILE_DL_XML */
/* }}} */
/* {{{ function prototypes */
PHP_MINIT_FUNCTION(xml);
PHP_MINFO_FUNCTION(xml);
static PHP_GINIT_FUNCTION(xml);
static void xml_parser_dtor(zend_rsrc_list_entry *rsrc TSRMLS_DC);
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 zval *xml_call_handler(xml_parser *, zval *, zend_function *, 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);
inline static char *_xml_decode_tag(xml_parser *parser, const char *tag);
void _xml_startElementHandler(void *, const XML_Char *, const XML_Char **);
void _xml_endElementHandler(void *, const XML_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 *);
void _xml_startNamespaceDeclHandler(void *, const XML_Char *, const XML_Char *);
void _xml_endNamespaceDeclHandler(void *, const XML_Char *);
/* }}} */
/* {{{ extension definition structures */
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_parser_create, 0, 0, 0)
ZEND_ARG_INFO(0, encoding)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_parser_create_ns, 0, 0, 0)
ZEND_ARG_INFO(0, encoding)
ZEND_ARG_INFO(0, sep)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_set_object, 0, 0, 2)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(1, obj)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_set_element_handler, 0, 0, 3)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, shdl)
ZEND_ARG_INFO(0, ehdl)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_set_character_data_handler, 0, 0, 2)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, hdl)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_set_processing_instruction_handler, 0, 0, 2)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, hdl)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_set_default_handler, 0, 0, 2)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, hdl)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_set_unparsed_entity_decl_handler, 0, 0, 2)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, hdl)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_set_notation_decl_handler, 0, 0, 2)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, hdl)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_set_external_entity_ref_handler, 0, 0, 2)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, hdl)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_set_start_namespace_decl_handler, 0, 0, 2)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, hdl)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_set_end_namespace_decl_handler, 0, 0, 2)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, hdl)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_parse, 0, 0, 2)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, data)
ZEND_ARG_INFO(0, isfinal)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_parse_into_struct, 0, 0, 3)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, data)
ZEND_ARG_INFO(1, values)
ZEND_ARG_INFO(1, index)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_get_error_code, 0, 0, 1)
ZEND_ARG_INFO(0, parser)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_error_string, 0, 0, 1)
ZEND_ARG_INFO(0, code)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_get_current_line_number, 0, 0, 1)
ZEND_ARG_INFO(0, parser)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_get_current_column_number, 0, 0, 1)
ZEND_ARG_INFO(0, parser)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_get_current_byte_index, 0, 0, 1)
ZEND_ARG_INFO(0, parser)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_parser_free, 0, 0, 1)
ZEND_ARG_INFO(0, parser)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_parser_set_option, 0, 0, 3)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, option)
ZEND_ARG_INFO(0, value)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_xml_parser_get_option, 0, 0, 2)
ZEND_ARG_INFO(0, parser)
ZEND_ARG_INFO(0, option)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_utf8_encode, 0, 0, 1)
ZEND_ARG_INFO(0, data)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_utf8_decode, 0, 0, 1)
ZEND_ARG_INFO(0, data)
ZEND_END_ARG_INFO()
const zend_function_entry xml_functions[] = {
PHP_FE(xml_parser_create, arginfo_xml_parser_create)
PHP_FE(xml_parser_create_ns, arginfo_xml_parser_create_ns)
PHP_FE(xml_set_object, arginfo_xml_set_object)
PHP_FE(xml_set_element_handler, arginfo_xml_set_element_handler)
PHP_FE(xml_set_character_data_handler, arginfo_xml_set_character_data_handler)
PHP_FE(xml_set_processing_instruction_handler, arginfo_xml_set_processing_instruction_handler)
PHP_FE(xml_set_default_handler, arginfo_xml_set_default_handler)
PHP_FE(xml_set_unparsed_entity_decl_handler,arginfo_xml_set_unparsed_entity_decl_handler)
PHP_FE(xml_set_notation_decl_handler, arginfo_xml_set_notation_decl_handler)
PHP_FE(xml_set_external_entity_ref_handler, arginfo_xml_set_external_entity_ref_handler)
PHP_FE(xml_set_start_namespace_decl_handler,arginfo_xml_set_start_namespace_decl_handler)
PHP_FE(xml_set_end_namespace_decl_handler, arginfo_xml_set_end_namespace_decl_handler)
PHP_FE(xml_parse, arginfo_xml_parse)
PHP_FE(xml_parse_into_struct, arginfo_xml_parse_into_struct)
PHP_FE(xml_get_error_code, arginfo_xml_get_error_code)
PHP_FE(xml_error_string, arginfo_xml_error_string)
PHP_FE(xml_get_current_line_number, arginfo_xml_get_current_line_number)
PHP_FE(xml_get_current_column_number, arginfo_xml_get_current_column_number)
PHP_FE(xml_get_current_byte_index, arginfo_xml_get_current_byte_index)
PHP_FE(xml_parser_free, arginfo_xml_parser_free)
PHP_FE(xml_parser_set_option, arginfo_xml_parser_set_option)
PHP_FE(xml_parser_get_option, arginfo_xml_parser_get_option)
PHP_FE(utf8_encode, arginfo_utf8_encode)
PHP_FE(utf8_decode, arginfo_utf8_decode)
PHP_FE_END
};
#ifdef LIBXML_EXPAT_COMPAT
static const zend_module_dep xml_deps[] = {
ZEND_MOD_REQUIRED("libxml")
ZEND_MOD_END
};
#endif
zend_module_entry xml_module_entry = {
#ifdef LIBXML_EXPAT_COMPAT
STANDARD_MODULE_HEADER_EX, NULL,
xml_deps,
#else
STANDARD_MODULE_HEADER,
#endif
"xml", /* extension name */
xml_functions, /* extension function list */
PHP_MINIT(xml), /* extension-wide startup function */
NULL, /* extension-wide shutdown function */
NULL, /* per-request startup function */
NULL, /* per-request shutdown function */
PHP_MINFO(xml), /* information function */
NO_VERSION_YET,
PHP_MODULE_GLOBALS(xml), /* globals descriptor */
PHP_GINIT(xml), /* globals ctor */
NULL, /* globals dtor */
NULL, /* post deactivate */
STANDARD_MODULE_PROPERTIES_EX
};
/* 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 }
};
static XML_Memory_Handling_Suite php_xml_mem_hdlrs;
/* True globals, no need for thread safety */
static int le_xml_parser;
/* }}} */
/* {{{ startup, shutdown and info functions */
static PHP_GINIT_FUNCTION(xml)
{
xml_globals->default_encoding = "UTF-8";
}
static void *php_xml_malloc_wrapper(size_t sz)
{
return emalloc(sz);
}
static void *php_xml_realloc_wrapper(void *ptr, size_t sz)
{
return erealloc(ptr, sz);
}
static void php_xml_free_wrapper(void *ptr)
{
if (ptr != NULL) {
efree(ptr);
}
}
PHP_MINIT_FUNCTION(xml)
{
le_xml_parser = zend_register_list_destructors_ex(xml_parser_dtor, NULL, "xml", module_number);
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);
/* this object should not be pre-initialised at compile time,
as the order of members may vary */
php_xml_mem_hdlrs.malloc_fcn = php_xml_malloc_wrapper;
php_xml_mem_hdlrs.realloc_fcn = php_xml_realloc_wrapper;
php_xml_mem_hdlrs.free_fcn = php_xml_free_wrapper;
#ifdef LIBXML_EXPAT_COMPAT
REGISTER_STRING_CONSTANT("XML_SAX_IMPL", "libxml", CONST_CS|CONST_PERSISTENT);
#else
REGISTER_STRING_CONSTANT("XML_SAX_IMPL", "expat", CONST_CS|CONST_PERSISTENT);
#endif
return SUCCESS;
}
PHP_MINFO_FUNCTION(xml)
{
php_info_print_table_start();
php_info_print_table_row(2, "XML Support", "active");
php_info_print_table_row(2, "XML Namespace Support", "active");
#if defined(LIBXML_DOTTED_VERSION) && defined(LIBXML_EXPAT_COMPAT)
php_info_print_table_row(2, "libxml2 Version", LIBXML_DOTTED_VERSION);
#else
php_info_print_table_row(2, "EXPAT Version", XML_ExpatVersion());
#endif
php_info_print_table_end();
}
/* }}} */
/* {{{ extension-internal functions */
static zval *_xml_resource_zval(long value)
{
zval *ret;
TSRMLS_FETCH();
MAKE_STD_ZVAL(ret);
Z_TYPE_P(ret) = IS_RESOURCE;
Z_LVAL_P(ret) = 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);
Z_TYPE_P(ret) = IS_STRING;
Z_STRLEN_P(ret) = len;
Z_STRVAL_P(ret) = 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) {
ZVAL_FALSE(ret);
return ret;
}
if (len == 0) {
len = _xml_xmlcharlen(s);
}
Z_TYPE_P(ret) = IS_STRING;
Z_STRVAL_P(ret) = xml_utf8_decode(s, len, &Z_STRLEN_P(ret), encoding);
return ret;
}
/* }}} */
/* {{{ xml_parser_dtor() */
static void xml_parser_dtor(zend_rsrc_list_entry *rsrc TSRMLS_DC)
{
xml_parser *parser = (xml_parser *)rsrc->ptr;
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);
}
if (parser->startNamespaceDeclHandler) {
zval_ptr_dtor(&parser->startNamespaceDeclHandler);
}
if (parser->endNamespaceDeclHandler) {
zval_ptr_dtor(&parser->endNamespaceDeclHandler);
}
if (parser->baseURI) {
efree(parser->baseURI);
}
if (parser->object) {
zval_ptr_dtor(&parser->object);
}
efree(parser);
}
/* }}} */
/* {{{ xml_set_handler() */
static void xml_set_handler(zval **handler, zval **data)
{
/* If we have already a handler, release it */
if (*handler) {
zval_ptr_dtor(handler);
}
/* IS_ARRAY might indicate that we're using array($obj, 'method') syntax */
if (Z_TYPE_PP(data) != IS_ARRAY && Z_TYPE_PP(data) != IS_OBJECT) {
convert_to_string_ex(data);
if (Z_STRLEN_PP(data) == 0) {
*handler = NULL;
return;
}
}
zval_add_ref(data);
*handler = *data;
}
/* }}} */
/* {{{ xml_call_handler() */
static zval *xml_call_handler(xml_parser *parser, zval *handler, zend_function *function_ptr, int argc, zval **argv)
{
int i;
TSRMLS_FETCH();
if (parser && handler && !EG(exception)) {
zval ***args;
zval *retval;
int result;
zend_fcall_info fci;
args = safe_emalloc(sizeof(zval **), argc, 0);
for (i = 0; i < argc; i++) {
args[i] = &argv[i];
}
fci.size = sizeof(fci);
fci.function_table = EG(function_table);
fci.function_name = handler;
fci.symbol_table = NULL;
fci.object_ptr = parser->object;
fci.retval_ptr_ptr = &retval;
fci.param_count = argc;
fci.params = args;
fci.no_separation = 0;
/*fci.function_handler_cache = &function_ptr;*/
result = zend_call_function(&fci, NULL TSRMLS_CC);
if (result == FAILURE) {
zval **method;
zval **obj;
if (Z_TYPE_P(handler) == IS_STRING) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to call handler %s()", Z_STRVAL_P(handler));
} else if (zend_hash_index_find(Z_ARRVAL_P(handler), 0, (void **) &obj) == SUCCESS &&
zend_hash_index_find(Z_ARRVAL_P(handler), 1, (void **) &method) == SUCCESS &&
Z_TYPE_PP(obj) == IS_OBJECT &&
Z_TYPE_PP(method) == IS_STRING) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to call handler %s::%s()", Z_OBJCE_PP(obj)->name, Z_STRVAL_PP(method));
} else
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to call handler");
}
for (i = 0; i < argc; i++) {
zval_ptr_dtor(args[i]);
}
efree(args);
if (result == FAILURE) {
return NULL;
} else {
return EG(exception) ? NULL : retval;
}
} else {
for (i = 0; i < argc; i++) {
zval_ptr_dtor(&argv[i]);
}
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 */
PHPAPI char *xml_utf8_encode(const char *s, int len, int *newlen, const XML_Char *encoding)
{
int pos = len;
char *newbuf;
unsigned int 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 + 1);
memcpy(newbuf, s, len);
*newlen = len;
newbuf[*newlen] = '\0';
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 = safe_emalloc(len, 4, 1);
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++;
}
newbuf[*newlen] = 0;
newbuf = erealloc(newbuf, (*newlen)+1);
return newbuf;
}
/* }}} */
/* {{{ xml_utf8_decode */
PHPAPI char *xml_utf8_decode(const XML_Char *s, int len, int *newlen, const XML_Char *encoding)
{
size_t pos = 0;
char *newbuf = emalloc(len + 1);
unsigned int 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 < (size_t)len) {
int status = FAILURE;
c = php_next_utf8_char((const unsigned char*)s, (size_t) len, &pos, &status);
if (status == FAILURE || c > 0xFFU) {
c = '?';
}
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 (Z_TYPE_P(val) == IS_STRING) {
char *buf = emalloc(Z_STRLEN_P(val) + 1);
memcpy(buf, Z_STRVAL_P(val), Z_STRLEN_P(val));
buf[Z_STRLEN_P(val)] = '\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(Z_ARRVAL_P(parser->info),name,strlen(name) + 1,(void **) &element) == FAILURE) {
MAKE_STD_ZVAL(values);
array_init(values);
zend_hash_update(Z_ARRVAL_P(parser->info), name, strlen(name)+1, (void *) &values, sizeof(zval*), (void **) &element);
}
add_next_index_long(*element,parser->curtag);
parser->curtag++;
}
/* }}} */
/* {{{ _xml_decode_tag() */
static char *_xml_decode_tag(xml_parser *parser, const char *tag)
{
char *newstr;
int out_len;
newstr = xml_utf8_decode(tag, strlen(tag), &out_len, parser->target_encoding);
if (parser->case_folding) {
php_strtoupper(newstr, out_len);
}
return newstr;
}
/* }}} */
/* {{{ _xml_startElementHandler() */
void _xml_startElementHandler(void *userData, const XML_Char *name, const XML_Char **attributes)
{
xml_parser *parser = (xml_parser *)userData;
const char **attrs = (const char **) attributes;
char *tag_name;
char *att, *val;
int val_len;
zval *retval, *args[3];
if (parser) {
parser->level++;
tag_name = _xml_decode_tag(parser, name);
if (parser->startElementHandler) {
args[0] = _xml_resource_zval(parser->index);
args[1] = _xml_string_zval(((char *) tag_name) + parser->toffset);
MAKE_STD_ZVAL(args[2]);
array_init(args[2]);
while (attributes && *attributes) {
att = _xml_decode_tag(parser, attributes[0]);
val = xml_utf8_decode(attributes[1], strlen(attributes[1]), &val_len, parser->target_encoding);
add_assoc_stringl(args[2], att, val, val_len, 0);
attributes += 2;
efree(att);
}
if ((retval = xml_call_handler(parser, parser->startElementHandler, parser->startElementPtr, 3, args))) {
zval_ptr_dtor(&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 *) tag_name) + parser->toffset);
add_assoc_string(tag,"tag",((char *) tag_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(tag_name);
parser->lastwasopen = 1;
attributes = (const XML_Char **) attrs;
while (attributes && *attributes) {
att = _xml_decode_tag(parser, attributes[0]);
val = xml_utf8_decode(attributes[1], strlen(attributes[1]), &val_len, parser->target_encoding);
add_assoc_stringl(atr,att,val,val_len,0);
atcnt++;
attributes += 2;
efree(att);
}
if (atcnt) {
zend_hash_add(Z_ARRVAL_P(tag),"attributes",sizeof("attributes"),&atr,sizeof(zval*),NULL);
} else {
zval_ptr_dtor(&atr);
}
zend_hash_next_index_insert(Z_ARRVAL_P(parser->data),&tag,sizeof(zval*),(void *) &parser->ctag);
}
efree(tag_name);
}
}
/* }}} */
/* {{{ _xml_endElementHandler() */
void _xml_endElementHandler(void *userData, const XML_Char *name)
{
xml_parser *parser = (xml_parser *)userData;
char *tag_name;
if (parser) {
zval *retval, *args[2];
tag_name = _xml_decode_tag(parser, name);
if (parser->endElementHandler) {
args[0] = _xml_resource_zval(parser->index);
args[1] = _xml_string_zval(((char *) tag_name) + parser->toffset);
if ((retval = xml_call_handler(parser, parser->endElementHandler, parser->endElementPtr, 2, args))) {
zval_ptr_dtor(&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 *) tag_name) + parser->toffset);
add_assoc_string(tag,"tag",((char *) tag_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(Z_ARRVAL_P(parser->data),&tag,sizeof(zval*),NULL);
}
parser->lastwasopen = 0;
}
efree(tag_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, parser->characterDataPtr, 2, args))) {
zval_ptr_dtor(&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(Z_ARRVAL_PP(parser->ctag),"value",sizeof("value"),(void **) &myval) == SUCCESS) {
int newlen = Z_STRLEN_PP(myval) + decoded_len;
Z_STRVAL_PP(myval) = erealloc(Z_STRVAL_PP(myval),newlen+1);
strncpy(Z_STRVAL_PP(myval) + Z_STRLEN_PP(myval), decoded_value, decoded_len + 1);
Z_STRLEN_PP(myval) += decoded_len;
efree(decoded_value);
} else {
add_assoc_string(*(parser->ctag),"value",decoded_value,0);
}
} else {
zval *tag;
zval **curtag, **mytype, **myval;
HashPosition hpos=NULL;
zend_hash_internal_pointer_end_ex(Z_ARRVAL_P(parser->data), &hpos);
if (hpos && (zend_hash_get_current_data_ex(Z_ARRVAL_P(parser->data), (void **) &curtag, &hpos) == SUCCESS)) {
if (zend_hash_find(Z_ARRVAL_PP(curtag),"type",sizeof("type"),(void **) &mytype) == SUCCESS) {
if (!strcmp(Z_STRVAL_PP(mytype), "cdata")) {
if (zend_hash_find(Z_ARRVAL_PP(curtag),"value",sizeof("value"),(void **) &myval) == SUCCESS) {
int newlen = Z_STRLEN_PP(myval) + decoded_len;
Z_STRVAL_PP(myval) = erealloc(Z_STRVAL_PP(myval),newlen+1);
strncpy(Z_STRVAL_PP(myval) + Z_STRLEN_PP(myval), decoded_value, decoded_len + 1);
Z_STRLEN_PP(myval) += decoded_len;
efree(decoded_value);
return;
}
}
}
}
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(Z_ARRVAL_P(parser->data),&tag,sizeof(zval*),NULL);
}
} else {
efree(decoded_value);
}
}
}
}