php-src/ext/dom/characterdata.c
2003-06-12 17:04:28 +00:00

366 lines
8.5 KiB
C

/*
+----------------------------------------------------------------------+
| PHP Version 4 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2003 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.0 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_0.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"
#include "php_dom.h"
/*
* class domcharacterdata extends domnode
*
* URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-FF21A306
* Since:
*/
zend_function_entry php_dom_characterdata_class_functions[] = {
PHP_FALIAS(substringData, dom_characterdata_substring_data, NULL)
PHP_FALIAS(appendData, dom_characterdata_append_data, NULL)
PHP_FALIAS(insertData, dom_characterdata_insert_data, NULL)
PHP_FALIAS(deleteData, dom_characterdata_delete_data, NULL)
PHP_FALIAS(replaceData, dom_characterdata_replace_data, NULL)
{NULL, NULL, NULL}
};
/* {{{ proto 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 TSRMLS_DC)
{
xmlNodePtr nodep;
xmlChar *content;
nodep = obj->ptr;
ALLOC_ZVAL(*retval);
if ((content = xmlNodeGetContent(nodep)) != NULL) {
ZVAL_STRING(*retval, content, 1);
} else {
ZVAL_EMPTY_STRING(*retval);
}
xmlFree(content);
return SUCCESS;
}
int dom_characterdata_data_write(dom_object *obj, zval *newval TSRMLS_DC)
{
xmlNode *nodep;
nodep = obj->ptr;
xmlNodeSetContentLen(nodep, Z_STRVAL_P(newval), Z_STRLEN_P(newval) + 1);
return SUCCESS;
}
/* }}} */
long dom_utf16Length (xmlChar *utf8str) {
long len = 0L, i;
char c;
for (i = 0L; (c = utf8str[i]) != '\0'; i++)
if ((c & 0xf8) == 0xf0)
len += 2L;
else if ((c & 0xc0) != 0x80)
len++;
return len;
}
/* {{{ proto length unsigned 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 TSRMLS_DC)
{
xmlNodePtr nodep;
xmlChar *content;
long length;
nodep = obj->ptr;
ALLOC_ZVAL(*retval);
content = xmlNodeGetContent(nodep);
length = dom_utf16Length(content);
xmlFree(content);
ZVAL_LONG(*retval, length);
return SUCCESS;
}
/* }}} */
/* {{{ proto domstring dom_characterdata_substring_data(unsigned long offset, unsigned long 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)
{
xmlChar *cur;
xmlChar *substring;
xmlNodePtr node;
long offset, count;
int length;
dom_object *intern;
DOM_GET_THIS_OBJ(node, getThis(), xmlNodePtr, intern);
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ll", &offset, &count) == FAILURE) {
return;
}
cur = xmlNodeGetContent(node);
if (cur == NULL) {
RETURN_FALSE;
}
length = xmlStrlen(cur);
if (offset < 0 || count < 0 || offset > length) {
xmlFree(cur);
php_dom_throw_error(INDEX_SIZE_ERR, &return_value TSRMLS_CC);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Index Size Error");
RETURN_FALSE;
}
if ((offset + count) > length) {
count = length - offset;
}
substring = xmlStrsub(cur, offset, count);
xmlFree(cur);
if (substring) {
RETVAL_STRING(substring, 1);
xmlFree(substring);
} else {
RETVAL_EMPTY_STRING();
}
}
/* }}} end dom_characterdata_substring_data */
/* {{{ proto dom_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;
int arg_len;
DOM_GET_THIS_OBJ(nodep, id, xmlNodePtr, intern);
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &arg, &arg_len) == FAILURE) {
return;
}
xmlTextConcat(nodep, arg, arg_len);
RETURN_TRUE;
}
/* }}} end dom_characterdata_append_data */
/* {{{ proto dom_void dom_characterdata_insert_data(unsigned long 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)
{
xmlChar *cur, *first, *second;
xmlNodePtr node;
char *arg;
long offset;
int length, arg_len;
dom_object *intern;
DOM_GET_THIS_OBJ(node, getThis(), xmlNodePtr, intern);
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ls", &offset, &arg, &arg_len) == FAILURE) {
return;
}
cur = xmlNodeGetContent(node);
if (cur == NULL) {
RETURN_FALSE;
}
length = xmlStrlen(cur);
if (offset < 0 || offset > length) {
xmlFree(cur);
php_dom_throw_error(INDEX_SIZE_ERR, &return_value TSRMLS_CC);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Index Size Error");
RETURN_FALSE;
}
first = xmlStrndup(cur, offset);
second = xmlStrdup(cur + offset);
xmlFree(cur);
xmlNodeSetContent(node, first);
xmlNodeAddContent(node, arg);
xmlNodeAddContent(node, second);
xmlFree(first);
xmlFree(second);
RETURN_TRUE;
}
/* }}} end dom_characterdata_insert_data */
/* {{{ proto dom_void dom_characterdata_delete_data(unsigned long offset, unsigned long 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)
{
xmlChar *cur, *substring, *second;
xmlNodePtr node;
long offset, count;
int length;
dom_object *intern;
DOM_GET_THIS_OBJ(node, getThis(), xmlNodePtr, intern);
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ll", &offset, &count) == FAILURE) {
return;
}
cur = xmlNodeGetContent(node);
if (cur == NULL) {
RETURN_FALSE;
}
length = xmlStrlen(cur);
if (offset < 0 || count < 0 || offset > length) {
xmlFree(cur);
php_dom_throw_error(INDEX_SIZE_ERR, &return_value TSRMLS_CC);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Index Size Error");
RETURN_FALSE;
}
if (offset > 0) {
substring = xmlStrsub(cur, 0, offset);
} else {
substring = NULL;
}
if ((offset + count) > length) {
count = length - offset;
}
second = xmlStrdup(cur + offset + count);
substring = xmlStrcat(substring, second);
xmlNodeSetContent(node, substring);
xmlFree(cur);
xmlFree(second);
xmlFree(substring);
RETURN_TRUE;
}
/* }}} end dom_characterdata_delete_data */
/* {{{ proto dom_void dom_characterdata_replace_data(unsigned long offset, unsigned long 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)
{
xmlChar *cur, *substring, *second = NULL;
xmlNodePtr node;
char *arg;
long offset, count;
int length, arg_len;
dom_object *intern;
DOM_GET_THIS_OBJ(node, getThis(), xmlNodePtr, intern);
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lls", &offset, &count, &arg, &arg_len) == FAILURE) {
return;
}
cur = xmlNodeGetContent(node);
if (cur == NULL) {
RETURN_FALSE;
}
length = xmlStrlen(cur);
if (offset < 0 || count < 0 || offset > length) {
xmlFree(cur);
php_dom_throw_error(INDEX_SIZE_ERR, &return_value TSRMLS_CC);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Index Size Error");
RETURN_FALSE;
}
if (offset > 0) {
substring = xmlStrsub(cur, 0, offset);
} else {
substring = NULL;
}
if ((offset + count) > length) {
count = 0;
}
if (offset < length) {
second = xmlStrdup(cur + offset + count);
}
substring = xmlStrcat(substring, arg);
substring = xmlStrcat(substring, second);
xmlNodeSetContent(node, substring);
xmlFree(cur);
if (second) {
xmlFree(second);
}
xmlFree(substring);
RETURN_TRUE;
}
/* }}} end dom_characterdata_replace_data */