root/ext/xmlreader/php_xmlreader.c

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DEFINITIONS

This source file includes following definitions.
  1. xmlreader_register_prop_handler
  2. xmlreader_property_reader
  3. xmlreader_get_property_ptr_ptr
  4. xmlreader_read_property
  5. xmlreader_write_property
  6. _xmlreader_get_valid_file_path
  7. _xmlreader_get_relaxNG
  8. ZEND_GET_MODULE
  9. xmlreader_objects_ze1_clone_obj
  10. xmlreader_free_resources
  11. xmlreader_objects_free_storage
  12. xmlreader_objects_new
  13. php_xmlreader_string_arg
  14. php_xmlreader_no_arg
  15. php_xmlreader_no_arg_string
  16. php_xmlreader_set_relaxng_schema
  17. PHP_METHOD
  18. PHP_METHOD
  19. PHP_METHOD
  20. PHP_METHOD
  21. PHP_METHOD
  22. PHP_METHOD
  23. PHP_METHOD
  24. PHP_METHOD
  25. PHP_METHOD
  26. PHP_METHOD
  27. PHP_METHOD
  28. PHP_METHOD
  29. PHP_METHOD
  30. PHP_METHOD
  31. PHP_METHOD
  32. PHP_METHOD
  33. PHP_METHOD
  34. PHP_METHOD
  35. PHP_METHOD
  36. PHP_METHOD
  37. PHP_METHOD
  38. PHP_METHOD
  39. PHP_METHOD
  40. PHP_METHOD
  41. PHP_METHOD
  42. PHP_MINIT_FUNCTION
  43. PHP_MSHUTDOWN_FUNCTION
  44. PHP_MINFO_FUNCTION

/*
  +----------------------------------------------------------------------+
  | PHP Version 5                                                        |
  +----------------------------------------------------------------------+
  | Copyright (c) 1997-2008 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.               |
  +----------------------------------------------------------------------+
  | Author: Rob Richards <rrichards@php.net>                             |
  +----------------------------------------------------------------------+
*/

/* $Id: php_xmlreader.c,v 1.13.2.14.2.10 2007/12/31 07:20:14 sebastian Exp $ */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif


#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "php_xmlreader.h"
#ifdef HAVE_DOM
#include "ext/dom/xml_common.h"
#endif
#include <libxml/uri.h>

zend_class_entry *xmlreader_class_entry;

static zend_object_handlers xmlreader_object_handlers;
static zend_object_handlers xmlreader_object_handlers_ze1;

static HashTable xmlreader_prop_handlers;

typedef int (*xmlreader_read_int_t)(xmlTextReaderPtr reader);
typedef unsigned char *(*xmlreader_read_char_t)(xmlTextReaderPtr reader);
typedef const unsigned char *(*xmlreader_read_const_char_t)(xmlTextReaderPtr reader);
typedef int (*xmlreader_write_t)(xmlreader_object *obj, zval *newval TSRMLS_DC);

typedef unsigned char *(*xmlreader_read_one_char_t)(xmlTextReaderPtr reader, const unsigned char *);

typedef struct _xmlreader_prop_handler {
        xmlreader_read_int_t read_int_func;
        xmlreader_read_const_char_t read_char_func;
        xmlreader_write_t write_func;
        int type;
} xmlreader_prop_handler;

#define XMLREADER_LOAD_STRING 0
#define XMLREADER_LOAD_FILE 1

/* {{{ xmlreader_register_prop_handler */
static void xmlreader_register_prop_handler(HashTable *prop_handler, char *name, xmlreader_read_int_t read_int_func, xmlreader_read_const_char_t read_char_func, int rettype TSRMLS_DC)
{
        xmlreader_prop_handler hnd;
        
        hnd.read_char_func = read_char_func;
        hnd.read_int_func = read_int_func;
        hnd.type = rettype;
        zend_hash_add(prop_handler, name, strlen(name)+1, &hnd, sizeof(xmlreader_prop_handler), NULL);
}
/* }}} */

/* {{{ xmlreader_property_reader */
static int xmlreader_property_reader(xmlreader_object *obj, xmlreader_prop_handler *hnd, zval **retval TSRMLS_DC)
{
        const xmlChar *retchar = NULL;
        int retint = 0;

        if (obj->ptr != NULL) {
                if (hnd->read_char_func) {
                        retchar = hnd->read_char_func(obj->ptr);
                } else {
                        if (hnd->read_int_func) {
                                retint = hnd->read_int_func(obj->ptr);
                                if (retint == -1) {
                                        php_error_docref(NULL TSRMLS_CC, E_WARNING, "Internal libxml error returned");
                                        return FAILURE;
                                }
                        }
                }
        }

        ALLOC_ZVAL(*retval);

        switch (hnd->type) {
                case IS_STRING:
                        if (retchar) {
                                ZVAL_STRING(*retval, (xmlChar *) retchar, 1);
                        } else {
                                ZVAL_EMPTY_STRING(*retval);
                        }
                        break;
                case IS_BOOL:
                        ZVAL_BOOL(*retval, retint);
                        break;
                case IS_LONG:
                        ZVAL_LONG(*retval, retint);
                        break;
                default:
                        ZVAL_NULL(*retval);
        }

        return SUCCESS;
}
/* }}} */

/* {{{ xmlreader_get_property_ptr_ptr */
zval **xmlreader_get_property_ptr_ptr(zval *object, zval *member TSRMLS_DC)
{
        xmlreader_object *obj;
        zval tmp_member;
        zval **retval = NULL;
        xmlreader_prop_handler *hnd;
        zend_object_handlers *std_hnd;
        int ret = FAILURE;

        if (member->type != IS_STRING) {
                tmp_member = *member;
                zval_copy_ctor(&tmp_member);
                convert_to_string(&tmp_member);
                member = &tmp_member;
        }

        obj = (xmlreader_object *)zend_objects_get_address(object TSRMLS_CC);

        if (obj->prop_handler != NULL) {
                ret = zend_hash_find(obj->prop_handler, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, (void **) &hnd);
        }
        if (ret == FAILURE) {
                std_hnd = zend_get_std_object_handlers();
                retval = std_hnd->get_property_ptr_ptr(object, member TSRMLS_CC);
        }

        if (member == &tmp_member) {
                zval_dtor(member);
        }
        return retval;
}
/* }}} */

/* {{{ xmlreader_read_property */
zval *xmlreader_read_property(zval *object, zval *member, int type TSRMLS_DC)
{
        xmlreader_object *obj;
        zval tmp_member;
        zval *retval;
        xmlreader_prop_handler *hnd;
        zend_object_handlers *std_hnd;
        int ret;

        if (member->type != IS_STRING) {
                tmp_member = *member;
                zval_copy_ctor(&tmp_member);
                convert_to_string(&tmp_member);
                member = &tmp_member;
        }

        ret = FAILURE;
        obj = (xmlreader_object *)zend_objects_get_address(object TSRMLS_CC);

        if (obj->prop_handler != NULL) {
                ret = zend_hash_find(obj->prop_handler, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, (void **) &hnd);
        }
        if (ret == SUCCESS) {
                ret = xmlreader_property_reader(obj, hnd, &retval TSRMLS_CC);
                if (ret == SUCCESS) {
                        /* ensure we're creating a temporary variable */
                        retval->refcount = 0;
                } else {
                        retval = EG(uninitialized_zval_ptr);
                }
        } else {
                std_hnd = zend_get_std_object_handlers();
                retval = std_hnd->read_property(object, member, type TSRMLS_CC);
        }

        if (member == &tmp_member) {
                zval_dtor(member);
        }
        return retval;
}
/* }}} */

/* {{{ xmlreader_write_property */
void xmlreader_write_property(zval *object, zval *member, zval *value TSRMLS_DC)
{
        xmlreader_object *obj;
        zval tmp_member;
        xmlreader_prop_handler *hnd;
        zend_object_handlers *std_hnd;
        int ret;

        if (member->type != IS_STRING) {
                tmp_member = *member;
                zval_copy_ctor(&tmp_member);
                convert_to_string(&tmp_member);
                member = &tmp_member;
        }

        ret = FAILURE;
        obj = (xmlreader_object *)zend_objects_get_address(object TSRMLS_CC);

        if (obj->prop_handler != NULL) {
                ret = zend_hash_find((HashTable *)obj->prop_handler, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, (void **) &hnd);
        }
        if (ret == SUCCESS) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot write to read-only property");
        } else {
                std_hnd = zend_get_std_object_handlers();
                std_hnd->write_property(object, member, value TSRMLS_CC);
        }

        if (member == &tmp_member) {
                zval_dtor(member);
        }
}
/* }}} */

/* {{{ _xmlreader_get_valid_file_path */
/* _xmlreader_get_valid_file_path and _xmlreader_get_relaxNG should be made a 
        common function in libxml extension as code is common to a few xml extensions */
char *_xmlreader_get_valid_file_path(char *source, char *resolved_path, int resolved_path_len  TSRMLS_DC) {
        xmlURI *uri;
        xmlChar *escsource;
        char *file_dest;
        int isFileUri = 0;

        uri = xmlCreateURI();
        escsource = xmlURIEscapeStr(source, ":");
        xmlParseURIReference(uri, escsource);
        xmlFree(escsource);

        if (uri->scheme != NULL) {
                /* absolute file uris - libxml only supports localhost or empty host */
                if (strncasecmp(source, "file:///",8) == 0) {
                        isFileUri = 1;
#ifdef PHP_WIN32
                        source += 8;
#else
                        source += 7;
#endif
                } else if (strncasecmp(source, "file://localhost/",17) == 0) {
                        isFileUri = 1;
#ifdef PHP_WIN32
                        source += 17;
#else
                        source += 16;
#endif
                }
        }

        file_dest = source;

        if ((uri->scheme == NULL || isFileUri)) {
                if (!VCWD_REALPATH(source, resolved_path) && !expand_filepath(source, resolved_path TSRMLS_CC)) {
                        xmlFreeURI(uri);
                        return NULL;
                }
                file_dest = resolved_path;
        }

        xmlFreeURI(uri);

        return file_dest;
}
/* }}} */

#ifdef LIBXML_SCHEMAS_ENABLED
/* {{{ _xmlreader_get_relaxNG */
static xmlRelaxNGPtr _xmlreader_get_relaxNG(char *source, int source_len, int type, 
                                                                                        xmlRelaxNGValidityErrorFunc error_func, 
                                                                                        xmlRelaxNGValidityWarningFunc warn_func TSRMLS_DC)
{
        char *valid_file = NULL;
        xmlRelaxNGParserCtxtPtr parser = NULL;
        xmlRelaxNGPtr           sptr;
        char resolved_path[MAXPATHLEN + 1];

        switch (type) {
        case XMLREADER_LOAD_FILE:
                valid_file = _xmlreader_get_valid_file_path(source, resolved_path, MAXPATHLEN  TSRMLS_CC);
                if (!valid_file) {
                        return NULL;
                }
                parser = xmlRelaxNGNewParserCtxt(valid_file);
                break;
        case XMLREADER_LOAD_STRING:
                parser = xmlRelaxNGNewMemParserCtxt(source, source_len);
                /* If loading from memory, we need to set the base directory for the document 
                   but it is not apparent how to do that for schema's */
                break;
        default:
                return NULL;
        }

        if (parser == NULL) {
                return NULL;
        }

        if (error_func || warn_func) {
                xmlRelaxNGSetParserErrors(parser,
                        (xmlRelaxNGValidityErrorFunc) error_func,
                        (xmlRelaxNGValidityWarningFunc) warn_func,
                        parser);
        }
        sptr = xmlRelaxNGParse(parser);
        xmlRelaxNGFreeParserCtxt(parser);

        return sptr;
}
/* }}} */
#endif

static zend_module_dep xmlreader_deps[] = {
        ZEND_MOD_REQUIRED("libxml")
        {NULL, NULL, NULL}
};

/* {{{ xmlreader_module_entry
 */
zend_module_entry xmlreader_module_entry = {
        STANDARD_MODULE_HEADER_EX, NULL,
        xmlreader_deps,
        "xmlreader",
        NULL,
        PHP_MINIT(xmlreader),
        PHP_MSHUTDOWN(xmlreader),
        NULL,
        NULL,
        PHP_MINFO(xmlreader),
        "0.1", /* Replace with version number for your extension */
        STANDARD_MODULE_PROPERTIES
};
/* }}} */

#ifdef COMPILE_DL_XMLREADER
ZEND_GET_MODULE(xmlreader)
#endif

/* {{{ xmlreader_objects_clone */
void xmlreader_objects_clone(void *object, void **object_clone TSRMLS_DC)
{
        /* TODO */
}
/* }}} */

/* {{{ xmlreader_objects_ze1_clone_obj */
zend_object_value xmlreader_objects_ze1_clone_obj(zval *object TSRMLS_DC)
{
        php_error(E_ERROR, "Cannot clone object of class %s due to 'zend.ze1_compatibility_mode'", Z_OBJCE_P(object)->name);
        return object->value.obj;
}
/* }}} */

/* {{{ xmlreader_free_resources */
static void xmlreader_free_resources(xmlreader_object *intern) {
        if (intern) {
                if (intern->input) {
                        xmlFreeParserInputBuffer(intern->input);
                        intern->input = NULL;
                }

                if (intern->ptr) {
                        xmlFreeTextReader(intern->ptr);
                        intern->ptr = NULL;
                }
#ifdef LIBXML_SCHEMAS_ENABLED
                if (intern->schema) {
                        xmlRelaxNGFree((xmlRelaxNGPtr) intern->schema);
                        intern->schema = NULL;
                }
#endif
        }
}
/* }}} */

/* {{{ xmlreader_objects_free_storage */
void xmlreader_objects_free_storage(void *object TSRMLS_DC)
{
        xmlreader_object *intern = (xmlreader_object *)object;

        zend_object_std_dtor(&intern->std TSRMLS_CC);
        
        xmlreader_free_resources(intern);

        efree(object);
}
/* }}} */

/* {{{ xmlreader_objects_new */
zend_object_value xmlreader_objects_new(zend_class_entry *class_type TSRMLS_DC)
{
        zend_object_value retval;
        xmlreader_object *intern;
        zval *tmp;

        intern = emalloc(sizeof(xmlreader_object));
        memset(&intern->std, 0, sizeof(zend_object));
        intern->ptr = NULL;
        intern->input = NULL;
        intern->schema = NULL;
        intern->prop_handler = &xmlreader_prop_handlers;

        zend_object_std_init(&intern->std, class_type TSRMLS_CC);
        zend_hash_copy(intern->std.properties, &class_type->default_properties, (copy_ctor_func_t) zval_add_ref, (void *) &tmp, sizeof(zval *));
        retval.handle = zend_objects_store_put(intern, (zend_objects_store_dtor_t)zend_objects_destroy_object, (zend_objects_free_object_storage_t) xmlreader_objects_free_storage, xmlreader_objects_clone TSRMLS_CC);
        intern->handle = retval.handle;
        retval.handlers = EG(ze1_compatibility_mode) ? &xmlreader_object_handlers_ze1 : &xmlreader_object_handlers;
        return retval;
}
/* }}} */

/* {{{ php_xmlreader_string_arg */
static void php_xmlreader_string_arg(INTERNAL_FUNCTION_PARAMETERS, xmlreader_read_one_char_t internal_function) {
        zval *id;
        int name_len = 0;
        char *retchar = NULL;
        xmlreader_object *intern;
        char *name;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &name, &name_len) == FAILURE) {
                return;
        }

        if (!name_len) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Argument cannot be an empty string");
                RETURN_FALSE;
        }

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                retchar = internal_function(intern->ptr, name);
        }
        if (retchar) {
                RETVAL_STRING(retchar, 1);
                xmlFree(retchar);
                return;
        } else {
                RETVAL_NULL();
        }
}
/* }}} */

/* {{{ php_xmlreader_no_arg */
static void php_xmlreader_no_arg(INTERNAL_FUNCTION_PARAMETERS, xmlreader_read_int_t internal_function) {
        zval *id;
        int retval;
        xmlreader_object *intern;

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                retval = internal_function(intern->ptr);
                if (retval == 1) {
                        RETURN_TRUE;
                }
        }

        RETURN_FALSE;
}
/* }}} */

#if LIBXML_VERSION >= 20620
/* {{{ php_xmlreader_no_arg_string */
static void php_xmlreader_no_arg_string(INTERNAL_FUNCTION_PARAMETERS, xmlreader_read_char_t internal_function) {
        zval *id;
        char *retchar = NULL;
        xmlreader_object *intern;

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                retchar = internal_function(intern->ptr);
        }
        if (retchar) {
                RETVAL_STRING(retchar, 1);
                xmlFree(retchar);
                return;
        } else {
                RETVAL_EMPTY_STRING();
        }
}
/* }}} */
#endif

/* {{{ php_xmlreader_set_relaxng_schema */
static void php_xmlreader_set_relaxng_schema(INTERNAL_FUNCTION_PARAMETERS, int type) {
#ifdef LIBXML_SCHEMAS_ENABLED
        zval *id;
        int source_len = 0, retval = -1;
        xmlreader_object *intern;
        xmlRelaxNGPtr schema = NULL;
        char *source;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s!", &source, &source_len) == FAILURE) {
                return;
        }

        if (source != NULL && !source_len) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Schema data source is required");
                RETURN_FALSE;
        }

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                if (source) {
                        schema =  _xmlreader_get_relaxNG(source, source_len, type, NULL, NULL TSRMLS_CC);
                        if (schema) {
                                retval = xmlTextReaderRelaxNGSetSchema(intern->ptr, schema);
                        }
                } else {
                        /* unset the associated relaxNG context and schema if one exists */
                        retval = xmlTextReaderRelaxNGSetSchema(intern->ptr, NULL);
                }

                if (retval == 0) {
                        if (intern->schema) {
                                xmlRelaxNGFree((xmlRelaxNGPtr) intern->schema);
                        }

                        intern->schema = schema;

                        RETURN_TRUE;
                }
        }
        
        php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to set schema. This must be set prior to reading or schema contains errors.");

        RETURN_FALSE;
#else
        php_error_docref(NULL TSRMLS_CC, E_WARNING, "No Schema support built into libxml.");

        RETURN_FALSE;
#endif
}
/* }}} */

/* {{{ proto boolean XMLReader::close()
Closes xmlreader - current frees resources until xmlTextReaderClose is fixed in libxml */
PHP_METHOD(xmlreader, close)
{
        zval *id;
        xmlreader_object *intern;

        id = getThis();
        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        /* libxml is segfaulting in versions up to 2.6.8 using xmlTextReaderClose so for 
        now we will free the whole reader when close is called as it would get rebuilt on 
        a new load anyways */
        xmlreader_free_resources(intern);
        
        RETURN_TRUE;
}
/* }}} */

/* {{{ proto string XMLReader::getAttribute(string name)
Get value of an attribute from current element */
PHP_METHOD(xmlreader, getAttribute)
{
        php_xmlreader_string_arg(INTERNAL_FUNCTION_PARAM_PASSTHRU, xmlTextReaderGetAttribute);
}
/* }}} */

/* {{{ proto string XMLReader::getAttributeNo(int index)
Get value of an attribute at index from current element */
PHP_METHOD(xmlreader, getAttributeNo)
{
        zval *id;
        long attr_pos;
        char *retchar = NULL;
        xmlreader_object *intern;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &attr_pos) == FAILURE) {
                return;
        }

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                retchar = xmlTextReaderGetAttributeNo(intern->ptr,attr_pos);
        }
        if (retchar) {
                RETVAL_STRING(retchar, 1);
                xmlFree(retchar);
                return;
        } else {
                RETURN_EMPTY_STRING();
        }
}
/* }}} */

/* {{{ proto string XMLReader::getAttributeNs(string name, string namespaceURI)
Get value of a attribute via name and namespace from current element */
PHP_METHOD(xmlreader, getAttributeNs)
{
        zval *id;
        int name_len = 0, ns_uri_len = 0;
        xmlreader_object *intern;
        char *name, *ns_uri, *retchar = NULL;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &name, &name_len, &ns_uri, &ns_uri_len) == FAILURE) {
                return;
        }

        if (name_len == 0 || ns_uri_len == 0) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Attribute Name and Namespace URI cannot be empty");
                RETURN_FALSE;
        }

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                retchar = xmlTextReaderGetAttributeNs(intern->ptr, name, ns_uri);
        }
        if (retchar) {
                RETVAL_STRING(retchar, 1);
                xmlFree(retchar);
                return;
        } else {
                RETURN_EMPTY_STRING();
        }
}
/* }}} */

/* {{{ proto boolean XMLReader::getParserProperty(int property)
Indicates whether given property (one of the parser option constants) is set or not on parser */
PHP_METHOD(xmlreader, getParserProperty)
{
        zval *id;
        long property;
        int retval = -1;
        xmlreader_object *intern;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &property) == FAILURE) {
                return;
        }

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                retval = xmlTextReaderGetParserProp(intern->ptr,property);
        }
        if (retval == -1) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid parser property");
                RETURN_FALSE;
        }

        RETURN_BOOL(retval);
}
/* }}} */

/* {{{ proto boolean XMLReader::isValid()
Returns boolean indicating if parsed document is valid or not.
Must set XMLREADER_LOADDTD or XMLREADER_VALIDATE parser option prior to the first call to read 
or this method will always return FALSE */
PHP_METHOD(xmlreader, isValid)
{
        php_xmlreader_no_arg(INTERNAL_FUNCTION_PARAM_PASSTHRU, xmlTextReaderIsValid);
}
/* }}} */

/* {{{ proto string XMLReader::lookupNamespace(string prefix)
Return namespaceURI for associated prefix on current node */
PHP_METHOD(xmlreader, lookupNamespace)
{
        php_xmlreader_string_arg(INTERNAL_FUNCTION_PARAM_PASSTHRU, xmlTextReaderLookupNamespace);
}
/* }}} */

/* {{{ proto boolean XMLReader::moveToAttribute(string name)
Positions reader at specified attribute - Returns TRUE on success and FALSE on failure */
PHP_METHOD(xmlreader, moveToAttribute)
{
        zval *id;
        int name_len = 0, retval;
        xmlreader_object *intern;
        char *name;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &name, &name_len) == FAILURE) {
                return;
        }

        if (name_len == 0) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Attribute Name is required");
                RETURN_FALSE;
        }

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                retval = xmlTextReaderMoveToAttribute(intern->ptr, name);
                if (retval == 1) {
                        RETURN_TRUE;
                }
        }

        RETURN_FALSE;
}
/* }}} */

/* {{{ proto boolean XMLReader::moveToAttributeNo(int index)
Positions reader at attribute at spcecified index.
Returns TRUE on success and FALSE on failure */
PHP_METHOD(xmlreader, moveToAttributeNo)
{
        zval *id;
        long attr_pos;
        int retval;
        xmlreader_object *intern;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &attr_pos) == FAILURE) {
                return;
        }

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                retval = xmlTextReaderMoveToAttributeNo(intern->ptr, attr_pos);
                if (retval == 1) {
                        RETURN_TRUE;
                }
        }

        RETURN_FALSE;
}
/* }}} */

/* {{{ proto boolean XMLReader::moveToAttributeNs(string name, string namespaceURI)
Positions reader at attribute spcified by name and namespaceURI.
Returns TRUE on success and FALSE on failure */
PHP_METHOD(xmlreader, moveToAttributeNs)
{
        zval *id;
        int name_len=0, ns_uri_len=0, retval;
        xmlreader_object *intern;
        char *name, *ns_uri;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &name, &name_len, &ns_uri, &ns_uri_len) == FAILURE) {
                return;
        }

        if (name_len == 0 || ns_uri_len == 0) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Attribute Name and Namespace URI cannot be empty");
                RETURN_FALSE;
        }

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                retval = xmlTextReaderMoveToAttributeNs(intern->ptr, name, ns_uri);
                if (retval == 1) {
                        RETURN_TRUE;
                }
        }

        RETURN_FALSE;
}
/* }}} */

/* {{{ proto boolean XMLReader::moveToElement()
Moves the position of the current instance to the node that contains the current Attribute node. */
PHP_METHOD(xmlreader, moveToElement)
{
        php_xmlreader_no_arg(INTERNAL_FUNCTION_PARAM_PASSTHRU, xmlTextReaderMoveToElement);
}
/* }}} */

/* {{{ proto boolean XMLReader::moveToFirstAttribute()
Moves the position of the current instance to the first attribute associated with the current node. */
PHP_METHOD(xmlreader, moveToFirstAttribute)
{
        php_xmlreader_no_arg(INTERNAL_FUNCTION_PARAM_PASSTHRU, xmlTextReaderMoveToFirstAttribute);
}
/* }}} */

/* {{{ proto boolean XMLReader::moveToNextAttribute()
Moves the position of the current instance to the next attribute associated with the current node. */
PHP_METHOD(xmlreader, moveToNextAttribute)
{
        php_xmlreader_no_arg(INTERNAL_FUNCTION_PARAM_PASSTHRU, xmlTextReaderMoveToNextAttribute);
}
/* }}} */

/* {{{ proto boolean XMLReader::read()
Moves the position of the current instance to the next node in the stream. */
PHP_METHOD(xmlreader, read)
{
        zval *id;
        int retval;
        xmlreader_object *intern;

        id = getThis();
        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern != NULL && intern->ptr != NULL) {
                retval = xmlTextReaderRead(intern->ptr);
                if (retval == -1) {
                        php_error_docref(NULL TSRMLS_CC, E_WARNING, "An Error Occured while reading");
                        RETURN_FALSE;
                } else {
                        RETURN_BOOL(retval);
                }
        }
        
        php_error_docref(NULL TSRMLS_CC, E_WARNING, "Load Data before trying to read");
        RETURN_FALSE;
}
/* }}} */

/* {{{ proto boolean XMLReader::next([string localname])
Moves the position of the current instance to the next node in the stream. */
PHP_METHOD(xmlreader, next)
{
        zval *id;
        int retval, name_len=0;
        xmlreader_object *intern;
        char *name = NULL;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|s", &name, &name_len) == FAILURE) {
                return;
        }

        id = getThis();
        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern != NULL && intern->ptr != NULL) {
#if LIBXML_VERSION <= 20617
                /* Bug in libxml prevents a next in certain cases when positioned on end of element */
                if (xmlTextReaderNodeType(intern->ptr) == XML_READER_TYPE_END_ELEMENT) {
                        retval = xmlTextReaderRead(intern->ptr);
                } else
#endif
                retval = xmlTextReaderNext(intern->ptr);
                while (name != NULL && retval == 1) {
                        if (xmlStrEqual(xmlTextReaderConstLocalName(intern->ptr), name)) {
                                RETURN_TRUE;
                        }
                        retval = xmlTextReaderNext(intern->ptr); 
                }
                if (retval == -1) {
                        php_error_docref(NULL TSRMLS_CC, E_WARNING, "An Error Occured while reading");
                        RETURN_FALSE;
                } else {
                        RETURN_BOOL(retval);
                }
        }
        
        php_error_docref(NULL TSRMLS_CC, E_WARNING, "Load Data before trying to read");
        RETURN_FALSE;
}
/* }}} */

/* {{{ proto boolean XMLReader::open(string URI [, string encoding [, int options]])
Sets the URI that the the XMLReader will parse. */
PHP_METHOD(xmlreader, open)
{
        zval *id;
        int source_len = 0, encoding_len = 0;
        long options = 0;
        xmlreader_object *intern = NULL;
        char *source, *valid_file = NULL;
        char *encoding = NULL;
        char resolved_path[MAXPATHLEN + 1];
        xmlTextReaderPtr reader = NULL;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|s!l", &source, &source_len, &encoding, &encoding_len, &options) == FAILURE) {
                return;
        }

        id = getThis();
        if (id != NULL) {
                if (! instanceof_function(Z_OBJCE_P(id), xmlreader_class_entry TSRMLS_CC)) {
                        id = NULL;
                } else {
                        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
                        xmlreader_free_resources(intern);
                }
        }

        if (!source_len) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Empty string supplied as input");
                RETURN_FALSE;
        }

        valid_file = _xmlreader_get_valid_file_path(source, resolved_path, MAXPATHLEN  TSRMLS_CC);

        if (valid_file) {
                reader = xmlReaderForFile(valid_file, encoding, options);
        }

        if (reader == NULL) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to open source data");
                RETURN_FALSE;
        }

        if (id == NULL) {
                object_init_ex(return_value, xmlreader_class_entry);
                intern = (xmlreader_object *)zend_objects_get_address(return_value TSRMLS_CC);
                intern->ptr = reader;
                return;
        }

        intern->ptr = reader;

        RETURN_TRUE;

}
/* }}} */

/* Not Yet Implemented in libxml - functions exist just not coded
PHP_METHOD(xmlreader, resetState)
{

}
*/

#if LIBXML_VERSION >= 20620
/* {{{ proto boolean XMLReader::readInnerXml()
Reads the contents of the current node, including child nodes and markup. */
PHP_METHOD(xmlreader, readInnerXml)
{
        php_xmlreader_no_arg_string(INTERNAL_FUNCTION_PARAM_PASSTHRU, xmlTextReaderReadInnerXml);
}
/* }}} */

/* {{{ proto boolean XMLReader::readOuterXml()
Reads the contents of the current node, including child nodes and markup. */
PHP_METHOD(xmlreader, readOuterXml)
{
        php_xmlreader_no_arg_string(INTERNAL_FUNCTION_PARAM_PASSTHRU, xmlTextReaderReadOuterXml);
}
/* }}} */

/* {{{ proto boolean XMLReader::readString()
Reads the contents of an element or a text node as a string. */
PHP_METHOD(xmlreader, readString)
{
        php_xmlreader_no_arg_string(INTERNAL_FUNCTION_PARAM_PASSTHRU, xmlTextReaderReadString);
}
/* }}} */

/* {{{ proto boolean XMLReader::setSchema(string filename)
Use W3C XSD schema to validate the document as it is processed. Activation is only possible before the first Read(). */
PHP_METHOD(xmlreader, setSchema)
{
#ifdef LIBXML_SCHEMAS_ENABLED
        zval *id;
        int source_len = 0, retval = -1;
        xmlreader_object *intern;
        char *source;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s!", &source, &source_len) == FAILURE) {
                return;
        }

        if (source != NULL && !source_len) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Schema data source is required");
                RETURN_FALSE;
        }

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                retval = xmlTextReaderSchemaValidate(intern->ptr, source);

                if (retval == 0) {
                        RETURN_TRUE;
                }
        }
        
        php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to set schema. This must be set prior to reading or schema contains errors.");

        RETURN_FALSE;
#else
        php_error_docref(NULL TSRMLS_CC, E_WARNING, "No Schema support built into libxml.");

        RETURN_FALSE;
#endif
}
/* }}} */
#endif

/* {{{ proto boolean XMLReader::setParserProperty(int property, boolean value)
Sets parser property (one of the parser option constants).
Properties must be set after open() or XML() and before the first read() is called */
PHP_METHOD(xmlreader, setParserProperty)
{
        zval *id;
        long property;
        int retval = -1;
        zend_bool value;
        xmlreader_object *intern;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lb", &property, &value) == FAILURE) {
                return;
        }

        id = getThis();

        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern && intern->ptr) {
                retval = xmlTextReaderSetParserProp(intern->ptr,property, value);
        }
        if (retval == -1) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid parser property");
                RETURN_FALSE;
        }

        RETURN_TRUE;
}
/* }}} */

/* {{{ proto boolean XMLReader::setRelaxNGSchema(string filename)
Sets the string that the the XMLReader will parse. */
PHP_METHOD(xmlreader, setRelaxNGSchema)
{
        php_xmlreader_set_relaxng_schema(INTERNAL_FUNCTION_PARAM_PASSTHRU, XMLREADER_LOAD_FILE);
}
/* }}} */

/* {{{ proto boolean XMLReader::setRelaxNGSchemaSource(string source)
Sets the string that the the XMLReader will parse. */
PHP_METHOD(xmlreader, setRelaxNGSchemaSource)
{
        php_xmlreader_set_relaxng_schema(INTERNAL_FUNCTION_PARAM_PASSTHRU, XMLREADER_LOAD_STRING);
}
/* }}} */

/* TODO
XMLPUBFUN int XMLCALL           
                    xmlTextReaderSetSchema      (xmlTextReaderPtr reader,
                                                 xmlSchemaPtr schema);
*/

/* {{{ proto boolean XMLReader::XML(string source [, string encoding [, int options]])
Sets the string that the the XMLReader will parse. */
PHP_METHOD(xmlreader, XML)
{
        zval *id;
        int source_len = 0, encoding_len = 0;
        long options = 0;
        xmlreader_object *intern = NULL;
        char *source, *uri = NULL, *encoding = NULL;
        int resolved_path_len, ret = 0;
        char *directory=NULL, resolved_path[MAXPATHLEN];
        xmlParserInputBufferPtr inputbfr;
        xmlTextReaderPtr reader;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|s!l", &source, &source_len, &encoding, &encoding_len, &options) == FAILURE) {
                return;
        }

        id = getThis();
        if (id != NULL && ! instanceof_function(Z_OBJCE_P(id), xmlreader_class_entry TSRMLS_CC)) {
                id = NULL;
        }
        if (id != NULL) {
                intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);
                xmlreader_free_resources(intern);
        }

        if (!source_len) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Empty string supplied as input");
                RETURN_FALSE;
        }

        inputbfr = xmlParserInputBufferCreateMem(source, source_len, XML_CHAR_ENCODING_NONE);

    if (inputbfr != NULL) {
/* Get the URI of the current script so that we can set the base directory in libxml */
#if HAVE_GETCWD
                directory = VCWD_GETCWD(resolved_path, MAXPATHLEN);
#elif HAVE_GETWD
                directory = VCWD_GETWD(resolved_path);
#endif
                if (directory) {
                        resolved_path_len = strlen(resolved_path);
                        if (resolved_path[resolved_path_len - 1] != DEFAULT_SLASH) {
                                resolved_path[resolved_path_len] = DEFAULT_SLASH;
                                resolved_path[++resolved_path_len] = '\0';
                        }
                        uri = (char *) xmlCanonicPath((const xmlChar *) resolved_path);
                }
                reader = xmlNewTextReader(inputbfr, uri);
                if (uri) {
                        xmlFree(uri);
                }
                if (reader != NULL) {
#if LIBXML_VERSION >= 20628
                        ret = xmlTextReaderSetup(reader, NULL, uri, encoding, options);
#endif
                        if (ret == 0) {
                                if (id == NULL) {
                                        object_init_ex(return_value, xmlreader_class_entry);
                                        intern = (xmlreader_object *)zend_objects_get_address(return_value TSRMLS_CC);
                                } else {
                                        RETVAL_TRUE;
                                }
                                intern->input = inputbfr;
                                intern->ptr = reader;
                                return;
                        }
                }
        }

        if (inputbfr) {
                xmlFreeParserInputBuffer(inputbfr);
        }
        php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to load source data");
        RETURN_FALSE;
}
/* }}} */

/* {{{ proto boolean XMLReader::expand()
Moves the position of the current instance to the next node in the stream. */
PHP_METHOD(xmlreader, expand)
{
#ifdef HAVE_DOM
        zval *id, *rv = NULL;
        int ret;
        xmlreader_object *intern;
        xmlNode *node, *nodec;

        id = getThis();
        intern = (xmlreader_object *)zend_object_store_get_object(id TSRMLS_CC);

        if (intern && intern->ptr) {
                node = xmlTextReaderExpand(intern->ptr);
                
                if (node == NULL) {
                        php_error_docref(NULL TSRMLS_CC, E_WARNING, "An Error Occured while expanding ");
                        RETURN_FALSE;
                } else {
                        nodec = xmlCopyNode(node, 1);
                        if (nodec == NULL) {
                                php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Cannot expand this node type");
                                RETURN_FALSE;
                        } else {
                                DOM_RET_OBJ(rv, nodec, &ret, NULL);
                        }
                }
        } else {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Load Data before trying to expand");
                RETURN_FALSE;
        }
#else
        php_error(E_WARNING, "DOM support is not enabled");
        return;
#endif
}
/* }}} */
/* {{{ arginfo */
static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_close, 0)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_getAttribute, 0)
        ZEND_ARG_INFO(0, name)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_getAttributeNo, 0)
        ZEND_ARG_INFO(0, index)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_getAttributeNs, 0)
        ZEND_ARG_INFO(0, name)
        ZEND_ARG_INFO(0, namespaceURI)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_getParserProperty, 0)
        ZEND_ARG_INFO(0, property)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_isValid, 0)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_lookupNamespace, 0)
ZEND_ARG_INFO(0, prefix)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_moveToAttribute, 0)
        ZEND_ARG_INFO(0, name)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_moveToAttributeNo, 0)
        ZEND_ARG_INFO(0, index)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_moveToAttributeNs, 0)
        ZEND_ARG_INFO(0, name)
        ZEND_ARG_INFO(0, namespaceURI)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_moveToElement, 0)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_moveToFirstAttribute, 0)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_moveToNextAttribute, 0)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_read, 0)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO_EX(arginfo_xmlreader_next, 0, 0, 0)
        ZEND_ARG_INFO(0, localname)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO_EX(arginfo_xmlreader_open, 0, 0, 1)
        ZEND_ARG_INFO(0, URI)
        ZEND_ARG_INFO(0, encoding)
        ZEND_ARG_INFO(0, options)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_readInnerXml, 0)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_readOuterXml, 0)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_readString, 0)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_setSchema, 0)
        ZEND_ARG_INFO(0, filename)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_setParserProperty, 0)
        ZEND_ARG_INFO(0, property)
        ZEND_ARG_INFO(0, value)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_setRelaxNGSchema, 0)
        ZEND_ARG_INFO(0, filename)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_setRelaxNGSchemaSource, 0)
        ZEND_ARG_INFO(0, source)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO_EX(arginfo_xmlreader_XML, 0, 0, 1)
        ZEND_ARG_INFO(0, source)
        ZEND_ARG_INFO(0, encoding)
        ZEND_ARG_INFO(0, options)
ZEND_END_ARG_INFO()

static
ZEND_BEGIN_ARG_INFO(arginfo_xmlreader_expand, 0)
ZEND_END_ARG_INFO()
/* }}} */

static zend_function_entry xmlreader_functions[] = {
        PHP_ME(xmlreader, close, arginfo_xmlreader_close, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, getAttribute, arginfo_xmlreader_getAttribute, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, getAttributeNo, arginfo_xmlreader_getAttributeNo, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, getAttributeNs, arginfo_xmlreader_getAttributeNs, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, getParserProperty, arginfo_xmlreader_getParserProperty, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, isValid, arginfo_xmlreader_isValid, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, lookupNamespace, arginfo_xmlreader_lookupNamespace, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, moveToAttributeNo, arginfo_xmlreader_moveToAttributeNo, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, moveToAttribute, arginfo_xmlreader_moveToAttribute, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, moveToAttributeNs, arginfo_xmlreader_moveToAttributeNs, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, moveToElement, arginfo_xmlreader_moveToElement, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, moveToFirstAttribute, arginfo_xmlreader_moveToFirstAttribute, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, moveToNextAttribute, arginfo_xmlreader_moveToNextAttribute, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, open, arginfo_xmlreader_open, ZEND_ACC_PUBLIC|ZEND_ACC_ALLOW_STATIC)
        PHP_ME(xmlreader, read, arginfo_xmlreader_read, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, next, arginfo_xmlreader_next, ZEND_ACC_PUBLIC)
#if LIBXML_VERSION >= 20620
        PHP_ME(xmlreader, readInnerXml, arginfo_xmlreader_readInnerXml, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, readOuterXml, arginfo_xmlreader_readOuterXml, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, readString, arginfo_xmlreader_readString, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, setSchema, arginfo_xmlreader_setSchema, ZEND_ACC_PUBLIC)
#endif
/* Not Yet Implemented though defined in libxml as of 2.6.9dev
        PHP_ME(xmlreader, resetState, NULL, ZEND_ACC_PUBLIC)
*/
        PHP_ME(xmlreader, setParserProperty, arginfo_xmlreader_setParserProperty, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, setRelaxNGSchema, arginfo_xmlreader_setRelaxNGSchema, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, setRelaxNGSchemaSource, arginfo_xmlreader_setRelaxNGSchemaSource, ZEND_ACC_PUBLIC)
        PHP_ME(xmlreader, XML, arginfo_xmlreader_XML, ZEND_ACC_PUBLIC|ZEND_ACC_ALLOW_STATIC)
        PHP_ME(xmlreader, expand, arginfo_xmlreader_expand, ZEND_ACC_PUBLIC)
        {NULL, NULL, NULL}
};

/* {{{ PHP_MINIT_FUNCTION
 */
PHP_MINIT_FUNCTION(xmlreader)
{
        
        zend_class_entry ce;
        
        memcpy(&xmlreader_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
        xmlreader_object_handlers.read_property = xmlreader_read_property;
        xmlreader_object_handlers.write_property = xmlreader_write_property;
        xmlreader_object_handlers.get_property_ptr_ptr = xmlreader_get_property_ptr_ptr;

        memcpy(&xmlreader_object_handlers_ze1, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
        xmlreader_object_handlers_ze1.read_property = xmlreader_read_property;
        xmlreader_object_handlers_ze1.write_property = xmlreader_write_property;
        xmlreader_object_handlers_ze1.get_property_ptr_ptr = xmlreader_get_property_ptr_ptr;
        xmlreader_object_handlers_ze1.clone_obj = xmlreader_objects_ze1_clone_obj;

        INIT_CLASS_ENTRY(ce, "XMLReader", xmlreader_functions);
        ce.create_object = xmlreader_objects_new;
        xmlreader_class_entry = zend_register_internal_class(&ce TSRMLS_CC);

        zend_hash_init(&xmlreader_prop_handlers, 0, NULL, NULL, 1);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "attributeCount", xmlTextReaderAttributeCount, NULL, IS_LONG TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "baseURI", NULL, xmlTextReaderConstBaseUri, IS_STRING TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "depth", xmlTextReaderDepth, NULL, IS_LONG TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "hasAttributes", xmlTextReaderHasAttributes, NULL, IS_BOOL TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "hasValue", xmlTextReaderHasValue, NULL, IS_BOOL TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "isDefault", xmlTextReaderIsDefault, NULL, IS_BOOL TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "isEmptyElement", xmlTextReaderIsEmptyElement, NULL, IS_BOOL TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "localName", NULL, xmlTextReaderConstLocalName, IS_STRING TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "name", NULL, xmlTextReaderConstName, IS_STRING TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "namespaceURI", NULL, xmlTextReaderConstNamespaceUri, IS_STRING TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "nodeType", xmlTextReaderNodeType, NULL, IS_LONG TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "prefix", NULL, xmlTextReaderConstPrefix, IS_STRING TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "value", NULL, xmlTextReaderConstValue, IS_STRING TSRMLS_CC);
        xmlreader_register_prop_handler(&xmlreader_prop_handlers, "xmlLang", NULL, xmlTextReaderConstXmlLang, IS_STRING TSRMLS_CC);

        /* Constants for NodeType - cannot define common types to share with dom as there are differences in these types */

        REGISTER_XMLREADER_CLASS_CONST_LONG("NONE",     XML_READER_TYPE_NONE);
        REGISTER_XMLREADER_CLASS_CONST_LONG("ELEMENT",  XML_READER_TYPE_ELEMENT);
        REGISTER_XMLREADER_CLASS_CONST_LONG("ATTRIBUTE",        XML_READER_TYPE_ATTRIBUTE);
        REGISTER_XMLREADER_CLASS_CONST_LONG("TEXT",     XML_READER_TYPE_TEXT);
        REGISTER_XMLREADER_CLASS_CONST_LONG("CDATA",    XML_READER_TYPE_CDATA);
        REGISTER_XMLREADER_CLASS_CONST_LONG("ENTITY_REF",       XML_READER_TYPE_ENTITY_REFERENCE);
        REGISTER_XMLREADER_CLASS_CONST_LONG("ENTITY",   XML_READER_TYPE_ENTITY);
        REGISTER_XMLREADER_CLASS_CONST_LONG("PI",       XML_READER_TYPE_PROCESSING_INSTRUCTION);
        REGISTER_XMLREADER_CLASS_CONST_LONG("COMMENT",  XML_READER_TYPE_COMMENT);
        REGISTER_XMLREADER_CLASS_CONST_LONG("DOC",      XML_READER_TYPE_DOCUMENT);
        REGISTER_XMLREADER_CLASS_CONST_LONG("DOC_TYPE", XML_READER_TYPE_DOCUMENT_TYPE);
        REGISTER_XMLREADER_CLASS_CONST_LONG("DOC_FRAGMENT",     XML_READER_TYPE_DOCUMENT_FRAGMENT);
        REGISTER_XMLREADER_CLASS_CONST_LONG("NOTATION", XML_READER_TYPE_NOTATION);
        REGISTER_XMLREADER_CLASS_CONST_LONG("WHITESPACE",       XML_READER_TYPE_WHITESPACE);
        REGISTER_XMLREADER_CLASS_CONST_LONG("SIGNIFICANT_WHITESPACE",   XML_READER_TYPE_SIGNIFICANT_WHITESPACE);
        REGISTER_XMLREADER_CLASS_CONST_LONG("END_ELEMENT",      XML_READER_TYPE_END_ELEMENT);
        REGISTER_XMLREADER_CLASS_CONST_LONG("END_ENTITY",       XML_READER_TYPE_END_ENTITY);
        REGISTER_XMLREADER_CLASS_CONST_LONG("XML_DECLARATION",  XML_READER_TYPE_XML_DECLARATION);

        /* Constants for Parser options */
        REGISTER_XMLREADER_CLASS_CONST_LONG("LOADDTD",  XML_PARSER_LOADDTD);
        REGISTER_XMLREADER_CLASS_CONST_LONG("DEFAULTATTRS",     XML_PARSER_DEFAULTATTRS);
        REGISTER_XMLREADER_CLASS_CONST_LONG("VALIDATE", XML_PARSER_VALIDATE);
        REGISTER_XMLREADER_CLASS_CONST_LONG("SUBST_ENTITIES",   XML_PARSER_SUBST_ENTITIES);

        /* Constants for Errors when loading - not yet used until we implement custom error handling
        REGISTER_XMLREADER_CLASS_CONST_LONG("VALIDITY_WARNING",         XML_PARSER_SEVERITY_VALIDITY_WARNING,   CONST_CS | CONST_PERSISTENT);
        REGISTER_XMLREADER_CLASS_CONST_LONG("VALIDITY_ERROR",           XML_PARSER_SEVERITY_VALIDITY_ERROR,             CONST_CS | CONST_PERSISTENT);
        REGISTER_XMLREADER_CLASS_CONST_LONG("WARNING",                          XML_PARSER_SEVERITY_WARNING,                    CONST_CS | CONST_PERSISTENT);
        REGISTER_XMLREADER_CLASS_CONST_LONG("ERROR",                            XML_PARSER_SEVERITY_ERROR,                              CONST_CS | CONST_PERSISTENT);
        */

        return SUCCESS;
}
/* }}} */

/* {{{ PHP_MSHUTDOWN_FUNCTION
 */
PHP_MSHUTDOWN_FUNCTION(xmlreader)
{
        zend_hash_destroy(&xmlreader_prop_handlers);
        return SUCCESS;
}
/* }}} */

/* {{{ PHP_MINFO_FUNCTION
 */
PHP_MINFO_FUNCTION(xmlreader)
{
        php_info_print_table_start();
        {
                php_info_print_table_row(2, "XMLReader", "enabled");
        }
        php_info_print_table_end();
}
/* }}} */

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: noet sw=4 ts=4 fdm=marker
 * vim<600: noet sw=4 ts=4
 */

/* [<][>][^][v][top][bottom][index][help] */