php-src/ext/dom/characterdata.c
2017-01-04 11:23:42 -06:00

409 lines
10 KiB
C

/*
+----------------------------------------------------------------------+
| PHP Version 7 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2017 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: Christian Stocker <chregu@php.net> |
| Rob Richards <rrichards@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#if HAVE_LIBXML && HAVE_DOM
#include "php_dom.h"
/* {{{ arginfo */
ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_characterdata_substring_data, 0, 0, 2)
ZEND_ARG_INFO(0, offset)
ZEND_ARG_INFO(0, count)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_characterdata_append_data, 0, 0, 1)
ZEND_ARG_INFO(0, arg)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_characterdata_insert_data, 0, 0, 2)
ZEND_ARG_INFO(0, offset)
ZEND_ARG_INFO(0, arg)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_characterdata_delete_data, 0, 0, 2)
ZEND_ARG_INFO(0, offset)
ZEND_ARG_INFO(0, count)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_characterdata_replace_data, 0, 0, 3)
ZEND_ARG_INFO(0, offset)
ZEND_ARG_INFO(0, count)
ZEND_ARG_INFO(0, arg)
ZEND_END_ARG_INFO();
/* }}} */
/*
* class DOMCharacterData extends DOMNode
*
* URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-FF21A306
* Since:
*/
const zend_function_entry php_dom_characterdata_class_functions[] = {
PHP_FALIAS(substringData, dom_characterdata_substring_data, arginfo_dom_characterdata_substring_data)
PHP_FALIAS(appendData, dom_characterdata_append_data, arginfo_dom_characterdata_append_data)
PHP_FALIAS(insertData, dom_characterdata_insert_data, arginfo_dom_characterdata_insert_data)
PHP_FALIAS(deleteData, dom_characterdata_delete_data, arginfo_dom_characterdata_delete_data)
PHP_FALIAS(replaceData, dom_characterdata_replace_data, arginfo_dom_characterdata_replace_data)
PHP_FE_END
};
/* {{{ data string
readonly=no
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-72AB8359
Since:
*/
int dom_characterdata_data_read(dom_object *obj, zval *retval)
{
xmlNodePtr nodep = dom_object_get_node(obj);
xmlChar *content;
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 0);
return FAILURE;
}
if ((content = xmlNodeGetContent(nodep)) != NULL) {
ZVAL_STRING(retval, (char *) content);
xmlFree(content);
} else {
ZVAL_EMPTY_STRING(retval);
}
return SUCCESS;
}
int dom_characterdata_data_write(dom_object *obj, zval *newval)
{
xmlNode *nodep = dom_object_get_node(obj);
zend_string *str;
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 0);
return FAILURE;
}
str = zval_get_string(newval);
xmlNodeSetContentLen(nodep, (xmlChar *) ZSTR_VAL(str), ZSTR_LEN(str) + 1);
zend_string_release(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:
*/
int dom_characterdata_length_read(dom_object *obj, zval *retval)
{
xmlNodePtr nodep = dom_object_get_node(obj);
xmlChar *content;
long length = 0;
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 0);
return FAILURE;
}
content = xmlNodeGetContent(nodep);
if (content) {
length = xmlUTF8Strlen(content);
xmlFree(content);
}
ZVAL_LONG(retval, length);
return SUCCESS;
}
/* }}} */
/* {{{ proto string dom_characterdata_substring_data(int offset, int count);
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-6531BCCF
Since:
*/
PHP_FUNCTION(dom_characterdata_substring_data)
{
zval *id;
xmlChar *cur;
xmlChar *substring;
xmlNodePtr node;
zend_long offset, count;
int length;
dom_object *intern;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Oll", &id, dom_characterdata_class_entry, &offset, &count) == FAILURE) {
return;
}
DOM_GET_OBJ(node, id, xmlNodePtr, intern);
cur = xmlNodeGetContent(node);
if (cur == NULL) {
RETURN_FALSE;
}
length = xmlUTF8Strlen(cur);
if (offset < 0 || count < 0 || ZEND_LONG_INT_OVFL(offset) || ZEND_LONG_INT_OVFL(count) || offset > length) {
xmlFree(cur);
php_dom_throw_error(INDEX_SIZE_ERR, dom_get_strict_error(intern->document));
RETURN_FALSE;
}
if ((offset + count) > length) {
count = length - offset;
}
substring = xmlUTF8Strsub(cur, (int)offset, (int)count);
xmlFree(cur);
if (substring) {
RETVAL_STRING((char *) substring);
xmlFree(substring);
} else {
RETVAL_EMPTY_STRING();
}
}
/* }}} end dom_characterdata_substring_data */
/* {{{ proto void dom_characterdata_append_data(string arg);
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-32791A2F
Since:
*/
PHP_FUNCTION(dom_characterdata_append_data)
{
zval *id;
xmlNode *nodep;
dom_object *intern;
char *arg;
size_t arg_len;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Os", &id, dom_characterdata_class_entry, &arg, &arg_len) == FAILURE) {
return;
}
DOM_GET_OBJ(nodep, id, xmlNodePtr, intern);
#if LIBXML_VERSION < 20627
/* Implement logic from libxml xmlTextConcat to add suport for comments and PI */
if ((nodep->content == (xmlChar *) &(nodep->properties)) ||
((nodep->doc != NULL) && (nodep->doc->dict != NULL) &&
xmlDictOwns(nodep->doc->dict, nodep->content))) {
nodep->content = xmlStrncatNew(nodep->content, arg, arg_len);
} else {
nodep->content = xmlStrncat(nodep->content, arg, arg_len);
}
nodep->properties = NULL;
#else
xmlTextConcat(nodep, (xmlChar *) arg, arg_len);
#endif
RETURN_TRUE;
}
/* }}} end dom_characterdata_append_data */
/* {{{ proto void dom_characterdata_insert_data(int offset, string arg);
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-3EDB695F
Since:
*/
PHP_FUNCTION(dom_characterdata_insert_data)
{
zval *id;
xmlChar *cur, *first, *second;
xmlNodePtr node;
char *arg;
zend_long offset;
int length;
size_t arg_len;
dom_object *intern;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ols", &id, dom_characterdata_class_entry, &offset, &arg, &arg_len) == FAILURE) {
return;
}
DOM_GET_OBJ(node, id, xmlNodePtr, intern);
cur = xmlNodeGetContent(node);
if (cur == NULL) {
RETURN_FALSE;
}
length = xmlUTF8Strlen(cur);
if (offset < 0 || ZEND_LONG_INT_OVFL(offset) || offset > length) {
xmlFree(cur);
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);
xmlFree(cur);
xmlNodeSetContent(node, first);
xmlNodeAddContent(node, (xmlChar *) arg);
xmlNodeAddContent(node, second);
xmlFree(first);
xmlFree(second);
RETURN_TRUE;
}
/* }}} end dom_characterdata_insert_data */
/* {{{ proto void dom_characterdata_delete_data(int offset, int count);
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-7C603781
Since:
*/
PHP_FUNCTION(dom_characterdata_delete_data)
{
zval *id;
xmlChar *cur, *substring, *second;
xmlNodePtr node;
zend_long offset, count;
int length;
dom_object *intern;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Oll", &id, dom_characterdata_class_entry, &offset, &count) == FAILURE) {
return;
}
DOM_GET_OBJ(node, id, xmlNodePtr, intern);
cur = xmlNodeGetContent(node);
if (cur == NULL) {
RETURN_FALSE;
}
length = xmlUTF8Strlen(cur);
if (offset < 0 || count < 0 || ZEND_LONG_INT_OVFL(offset) || ZEND_LONG_INT_OVFL(count) || offset > length) {
xmlFree(cur);
php_dom_throw_error(INDEX_SIZE_ERR, dom_get_strict_error(intern->document));
RETURN_FALSE;
}
if (offset > 0) {
substring = xmlUTF8Strsub(cur, 0, (int)offset);
} else {
substring = NULL;
}
if ((offset + count) > length) {
count = length - offset;
}
second = xmlUTF8Strsub(cur, (int)offset + (int)count, length - (int)offset);
substring = xmlStrcat(substring, second);
xmlNodeSetContent(node, substring);
xmlFree(cur);
xmlFree(second);
xmlFree(substring);
RETURN_TRUE;
}
/* }}} end dom_characterdata_delete_data */
/* {{{ proto void dom_characterdata_replace_data(int offset, int count, string arg);
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-E5CBA7FB
Since:
*/
PHP_FUNCTION(dom_characterdata_replace_data)
{
zval *id;
xmlChar *cur, *substring, *second = NULL;
xmlNodePtr node;
char *arg;
zend_long offset, count;
int length;
size_t arg_len;
dom_object *intern;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Olls", &id, dom_characterdata_class_entry, &offset, &count, &arg, &arg_len) == FAILURE) {
return;
}
DOM_GET_OBJ(node, id, xmlNodePtr, intern);
cur = xmlNodeGetContent(node);
if (cur == NULL) {
RETURN_FALSE;
}
length = xmlUTF8Strlen(cur);
if (offset < 0 || count < 0 || ZEND_LONG_INT_OVFL(offset) || ZEND_LONG_INT_OVFL(count) || offset > length) {
xmlFree(cur);
php_dom_throw_error(INDEX_SIZE_ERR, dom_get_strict_error(intern->document));
RETURN_FALSE;
}
if (offset > 0) {
substring = xmlUTF8Strsub(cur, 0, (int)offset);
} else {
substring = NULL;
}
if ((offset + count) > length) {
count = length - offset;
}
if (offset < length) {
second = xmlUTF8Strsub(cur, (int)offset + count, length - (int)offset);
}
substring = xmlStrcat(substring, (xmlChar *) arg);
substring = xmlStrcat(substring, second);
xmlNodeSetContent(node, substring);
xmlFree(cur);
if (second) {
xmlFree(second);
}
xmlFree(substring);
RETURN_TRUE;
}
/* }}} end dom_characterdata_replace_data */
#endif
/*
* 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
*/