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dis-bench / src /php /php-src /ext /dom /characterdata.c
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/*
+----------------------------------------------------------------------+
| Copyright (c) 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: |
| https://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: Christian Stocker <chregu@php.net> |
| Rob Richards <rrichards@php.net> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "php.h"
#if defined(HAVE_LIBXML) && defined(HAVE_DOM)
#include "php_dom.h"
#include "dom_properties.h"
/*
* class DOMCharacterData extends DOMNode
*
* URL: https://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-FF21A306
* Since:
*/
/* For some peculiar reason, many of these methods operate on unsigned numbers.
* Unfortunately, "old DOM" doesn't, so we have to conditionally convert...
* And the reason we're using "unsigned int" instead of "unsigned zend_long" is because libxml2 internally works with ints. */
static bool dom_convert_number_unsigned(dom_object *intern, zend_long input, unsigned int *output)
{
if (input < 0) {
if (php_dom_follow_spec_intern(intern)) {
*output = (unsigned int) input;
} else {
php_dom_throw_error(INDEX_SIZE_ERR, dom_get_strict_error(intern->document));
return false;
}
} else {
*output = input;
}
return true;
}
/* {{{ data string
readonly=no
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-72AB8359
Since:
*/
zend_result dom_characterdata_data_read(dom_object *obj, zval *retval)
{
DOM_PROP_NODE(xmlNodePtr, nodep, obj);
php_dom_get_content_into_zval(nodep, retval, false);
return SUCCESS;
}
zend_result dom_characterdata_data_write(dom_object *obj, zval *newval)
{
DOM_PROP_NODE(xmlNodePtr, nodep, obj);
/* Typed property, this is already a string */
ZEND_ASSERT(Z_TYPE_P(newval) == IS_STRING);
zend_string *str = Z_STR_P(newval);
xmlNodeSetContentLen(nodep, BAD_CAST ZSTR_VAL(str), ZSTR_LEN(str));
return SUCCESS;
}
/* }}} */
/* {{{ length long
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-7D61178C
Since:
*/
zend_result dom_characterdata_length_read(dom_object *obj, zval *retval)
{
DOM_PROP_NODE(xmlNodePtr, nodep, obj);
long length = 0;
if (nodep->content) {
length = xmlUTF8Strlen(nodep->content);
}
ZVAL_LONG(retval, length);
return SUCCESS;
}
/* }}} */
/* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-6531BCCF
Modern spec URL: https://dom.spec.whatwg.org/#dom-characterdata-substringdata
Since:
*/
PHP_METHOD(DOMCharacterData, substringData)
{
zval *id;
xmlChar *substring;
xmlNodePtr node;
zend_long offset_input, count_input;
unsigned int count, offset;
int length;
dom_object *intern;
id = ZEND_THIS;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "ll", &offset_input, &count_input) == FAILURE) {
RETURN_THROWS();
}
DOM_GET_OBJ(node, id, xmlNodePtr, intern);
const xmlChar *cur = php_dom_get_content_or_empty(node);
length = xmlUTF8Strlen(cur);
if (ZEND_LONG_INT_OVFL(offset_input) || ZEND_LONG_INT_OVFL(count_input)) {
php_dom_throw_error(INDEX_SIZE_ERR, dom_get_strict_error(intern->document));
RETURN_FALSE;
}
if (!dom_convert_number_unsigned(intern, offset_input, &offset) || !dom_convert_number_unsigned(intern, count_input, &count)) {
RETURN_FALSE;
}
if (offset > (unsigned int)length) {
php_dom_throw_error(INDEX_SIZE_ERR, dom_get_strict_error(intern->document));
RETURN_FALSE;
}
if (count > length - offset) {
count = length - offset;
}
substring = xmlUTF8Strsub(cur, (int)offset, (int)count);
if (substring) {
RETVAL_STRING((char *) substring);
xmlFree(substring);
} else {
RETVAL_EMPTY_STRING();
}
}
/* }}} end dom_characterdata_substring_data */
/* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-32791A2F
Modern spec URL: https://dom.spec.whatwg.org/#dom-characterdata-appenddata
Since:
*/
static void dom_character_data_append_data(INTERNAL_FUNCTION_PARAMETERS)
{
xmlNode *nodep;
dom_object *intern;
char *arg;
size_t arg_len;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "s", &arg, &arg_len) == FAILURE) {
RETURN_THROWS();
}
DOM_GET_OBJ(nodep, ZEND_THIS, xmlNodePtr, intern);
xmlTextConcat(nodep, BAD_CAST arg, arg_len);
}
PHP_METHOD(DOMCharacterData, appendData)
{
dom_character_data_append_data(INTERNAL_FUNCTION_PARAM_PASSTHRU);
RETURN_TRUE;
}
PHP_METHOD(Dom_CharacterData, appendData)
{
dom_character_data_append_data(INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} end dom_characterdata_append_data */
/* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-3EDB695F
Modern spec URL: https://dom.spec.whatwg.org/#dom-characterdata-insertdata
Since:
*/
static void dom_character_data_insert_data(INTERNAL_FUNCTION_PARAMETERS, bool return_true)
{
zval *id;
xmlChar *first, *second;
xmlNodePtr node;
char *arg;
zend_long offset_input;
unsigned int offset;
int length;
size_t arg_len;
dom_object *intern;
id = ZEND_THIS;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "ls", &offset_input, &arg, &arg_len) == FAILURE) {
RETURN_THROWS();
}
DOM_GET_OBJ(node, id, xmlNodePtr, intern);
const xmlChar *cur = php_dom_get_content_or_empty(node);
length = xmlUTF8Strlen(cur);
if (ZEND_LONG_INT_OVFL(offset_input)) {
php_dom_throw_error(INDEX_SIZE_ERR, dom_get_strict_error(intern->document));
RETURN_FALSE;
}
if (!dom_convert_number_unsigned(intern, offset_input, &offset)) {
RETURN_FALSE;
}
if (offset > (unsigned int)length) {
php_dom_throw_error(INDEX_SIZE_ERR, dom_get_strict_error(intern->document));
RETURN_FALSE;
}
first = xmlUTF8Strndup(cur, (int)offset);
second = xmlUTF8Strsub(cur, (int)offset, length - (int)offset);
xmlNodeSetContent(node, first);
xmlNodeAddContent(node, BAD_CAST arg);
xmlNodeAddContent(node, second);
xmlFree(first);
xmlFree(second);
if (return_true) {
RETURN_TRUE;
}
}
PHP_METHOD(DOMCharacterData, insertData)
{
dom_character_data_insert_data(INTERNAL_FUNCTION_PARAM_PASSTHRU, true);
}
PHP_METHOD(Dom_CharacterData, insertData)
{
dom_character_data_insert_data(INTERNAL_FUNCTION_PARAM_PASSTHRU, false);
}
/* }}} end dom_characterdata_insert_data */
/* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-7C603781
Modern spec URL: https://dom.spec.whatwg.org/#dom-characterdata-deletedata
Since:
*/
static void dom_character_data_delete_data(INTERNAL_FUNCTION_PARAMETERS, bool return_true)
{
zval *id;
xmlChar *substring, *second;
xmlNodePtr node;
zend_long offset, count_input;
unsigned int count;
int length;
dom_object *intern;
id = ZEND_THIS;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "ll", &offset, &count_input) == FAILURE) {
RETURN_THROWS();
}
DOM_GET_OBJ(node, id, xmlNodePtr, intern);
const xmlChar *cur = php_dom_get_content_or_empty(node);
length = xmlUTF8Strlen(cur);
if (offset < 0 || ZEND_LONG_INT_OVFL(offset) || ZEND_LONG_INT_OVFL(count_input) || offset > length) {
php_dom_throw_error(INDEX_SIZE_ERR, dom_get_strict_error(intern->document));
RETURN_FALSE;
}
if (!dom_convert_number_unsigned(intern, count_input, &count)) {
RETURN_FALSE;
}
if (offset > 0) {
substring = xmlUTF8Strsub(cur, 0, (int)offset);
} else {
substring = NULL;
}
if (count > length - offset) {
count = length - offset;
}
second = xmlUTF8Strsub(cur, (int)offset + (int)count, length - (int)offset);
substring = xmlStrcat(substring, second);
xmlNodeSetContent(node, substring);
xmlFree(second);
xmlFree(substring);
if (return_true) {
RETURN_TRUE;
}
}
PHP_METHOD(DOMCharacterData, deleteData)
{
dom_character_data_delete_data(INTERNAL_FUNCTION_PARAM_PASSTHRU, true);
}
PHP_METHOD(Dom_CharacterData, deleteData)
{
dom_character_data_delete_data(INTERNAL_FUNCTION_PARAM_PASSTHRU, false);
}
/* }}} end dom_characterdata_delete_data */
/* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-E5CBA7FB
Modern spec URL: https://dom.spec.whatwg.org/#dom-characterdata-replacedata
Since:
*/
static void dom_character_data_replace_data(INTERNAL_FUNCTION_PARAMETERS, bool return_true)
{
zval *id;
xmlChar *substring, *second = NULL;
xmlNodePtr node;
char *arg;
zend_long offset, count_input;
unsigned int count;
int length;
size_t arg_len;
dom_object *intern;
id = ZEND_THIS;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "lls", &offset, &count_input, &arg, &arg_len) == FAILURE) {
RETURN_THROWS();
}
DOM_GET_OBJ(node, id, xmlNodePtr, intern);
const xmlChar *cur = php_dom_get_content_or_empty(node);
length = xmlUTF8Strlen(cur);
if (offset < 0 || ZEND_LONG_INT_OVFL(offset) || ZEND_LONG_INT_OVFL(count_input) || offset > length) {
php_dom_throw_error(INDEX_SIZE_ERR, dom_get_strict_error(intern->document));
RETURN_FALSE;
}
if (!dom_convert_number_unsigned(intern, count_input, &count)) {
RETURN_FALSE;
}
if (offset > 0) {
substring = xmlUTF8Strsub(cur, 0, (int)offset);
} else {
substring = NULL;
}
if (count > length - offset) {
count = length - offset;
}
if (offset < length) {
second = xmlUTF8Strsub(cur, (int)offset + count, length - (int)offset);
}
substring = xmlStrcat(substring, BAD_CAST arg);
substring = xmlStrcat(substring, second);
xmlNodeSetContent(node, substring);
if (second) {
xmlFree(second);
}
xmlFree(substring);
if (return_true) {
RETURN_TRUE;
}
}
PHP_METHOD(DOMCharacterData, replaceData)
{
dom_character_data_replace_data(INTERNAL_FUNCTION_PARAM_PASSTHRU, true);
}
PHP_METHOD(Dom_CharacterData, replaceData)
{
dom_character_data_replace_data(INTERNAL_FUNCTION_PARAM_PASSTHRU, false);
}
/* }}} end dom_characterdata_replace_data */
#endif