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dis-bench / src /php /php-src /ext /dom /domimplementation.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 "namespace_compat.h"
#include "private_data.h"
/*
* class DOMImplementation
*
* URL: https://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-102161490
* Since:
*/
/* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-5CED94D7
Since:
*/
PHP_METHOD(DOMImplementation, hasFeature)
{
zend_string *feature, *version;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "SS", &feature, &version) == FAILURE) {
RETURN_THROWS();
}
RETURN_BOOL(dom_has_feature(feature, version));
}
/* }}} end dom_domimplementation_has_feature */
/* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#Level-2-Core-DOM-createDocType
Modern URL: https://dom.spec.whatwg.org/#dom-domimplementation-createdocumenttype
Since: DOM Level 2
*/
PHP_METHOD(DOMImplementation, createDocumentType)
{
xmlDtd *doctype;
size_t name_len = 0, publicid_len = 0, systemid_len = 0;
char *name = NULL, *publicid = NULL, *systemid = NULL;
xmlChar *pch1 = NULL, *pch2 = NULL, *localname = NULL;
xmlURIPtr uri;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "s|ss", &name, &name_len, &publicid, &publicid_len, &systemid, &systemid_len) == FAILURE) {
RETURN_THROWS();
}
if (name_len == 0) {
zend_argument_must_not_be_empty_error(1);
RETURN_THROWS();
}
if (publicid_len > 0) {
pch1 = BAD_CAST publicid;
}
if (systemid_len > 0) {
pch2 = BAD_CAST systemid;
}
if (strstr(name, "%00")) {
php_error_docref(NULL, E_WARNING, "URI must not contain percent-encoded NUL bytes");
RETURN_FALSE;
}
uri = xmlParseURI(name);
if (uri != NULL && uri->opaque != NULL) {
localname = xmlStrdup(BAD_CAST uri->opaque);
if (xmlStrchr(localname, (xmlChar) ':') != NULL) {
php_dom_throw_error(NAMESPACE_ERR, true);
xmlFreeURI(uri);
xmlFree(localname);
RETURN_FALSE;
}
} else {
localname = xmlStrdup(BAD_CAST name);
}
if (uri) {
xmlFreeURI(uri);
}
doctype = xmlCreateIntSubset(NULL, localname, pch1, pch2);
xmlFree(localname);
if (doctype == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, /* strict */ true);
RETURN_THROWS();
}
DOM_RET_OBJ((xmlNodePtr) doctype, NULL);
}
PHP_METHOD(Dom_Implementation, createDocumentType)
{
size_t name_len, publicid_len = 0, systemid_len = 0;
const char *name, *publicid = NULL, *systemid = NULL;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "ppp", &name, &name_len, &publicid, &publicid_len, &systemid, &systemid_len) != SUCCESS) {
RETURN_THROWS();
}
/* 1. Validate qualifiedName. */
if (xmlValidateQName(BAD_CAST name, 0) != 0) {
php_dom_throw_error(NAMESPACE_ERR, true);
RETURN_THROWS();
}
/* 2. Return a new doctype, with qualifiedName as its name, publicId as its public ID, and systemId as its system ID ... */
xmlDtdPtr doctype = xmlCreateIntSubset(
NULL,
BAD_CAST name,
publicid_len ? BAD_CAST publicid : NULL,
systemid_len ? BAD_CAST systemid : NULL
);
if (UNEXPECTED(doctype == NULL)) {
php_dom_throw_error(INVALID_STATE_ERR, true);
RETURN_THROWS();
}
php_dom_instantiate_object_helper(
return_value,
dom_modern_documenttype_class_entry,
(xmlNodePtr) doctype,
NULL
);
}
/* }}} end dom_domimplementation_create_document_type */
/* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#Level-2-Core-DOM-createDocument
Since: DOM Level 2
*/
PHP_METHOD(DOMImplementation, createDocument)
{
zval *node = NULL;
xmlDoc *docp;
xmlNode *nodep;
xmlDtdPtr doctype = NULL;
xmlNsPtr nsptr = NULL;
int errorcode = 0;
size_t uri_len = 0, name_len = 0;
char *uri = NULL, *name = NULL;
char *prefix = NULL, *localname = NULL;
dom_object *doctobj;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "|s!sO!", &uri, &uri_len, &name, &name_len, &node, dom_documenttype_class_entry) == FAILURE) {
RETURN_THROWS();
}
if (node != NULL) {
DOM_GET_OBJ(doctype, node, xmlDtdPtr, doctobj);
if (doctype->type == XML_DOCUMENT_TYPE_NODE) {
zend_argument_value_error(3, "is an invalid DocumentType object");
RETURN_THROWS();
}
if (doctype->doc != NULL) {
/* As the new document is the context node, and the default for strict error checking
* is true, this will always throw. */
php_dom_throw_error(WRONG_DOCUMENT_ERR, true);
RETURN_THROWS();
}
} else {
doctobj = NULL;
}
if (name_len > 0) {
errorcode = dom_check_qname(name, &localname, &prefix, 1, name_len);
if (errorcode == 0 && uri_len > 0
&& ((nsptr = xmlNewNs(NULL, BAD_CAST uri, BAD_CAST prefix)) == NULL)
) {
errorcode = NAMESPACE_ERR;
}
}
if (prefix != NULL) {
xmlFree(prefix);
}
if (errorcode != 0) {
if (localname != NULL) {
xmlFree(localname);
}
php_dom_throw_error(errorcode, true);
RETURN_THROWS();
}
/* currently letting libxml2 set the version string */
docp = xmlNewDoc(NULL);
if (!docp) {
if (localname != NULL) {
xmlFree(localname);
}
/* See above for strict error checking argument. */
php_dom_throw_error(INVALID_STATE_ERR, /* strict */ true);
RETURN_THROWS();
}
if (doctype != NULL) {
docp->intSubset = doctype;
doctype->parent = docp;
doctype->doc = docp;
docp->children = (xmlNodePtr) doctype;
docp->last = (xmlNodePtr) doctype;
}
if (localname != NULL) {
nodep = xmlNewDocNode(docp, nsptr, BAD_CAST localname, NULL);
if (!nodep) {
if (doctype != NULL) {
docp->intSubset = NULL;
doctype->parent = NULL;
doctype->doc = NULL;
docp->children = NULL;
docp->last = NULL;
}
xmlFreeDoc(docp);
xmlFree(localname);
php_dom_throw_error(INVALID_STATE_ERR, /* strict */ true);
RETURN_THROWS();
}
nodep->nsDef = nsptr;
xmlDocSetRootElement(docp, nodep);
xmlFree(localname);
}
DOM_RET_OBJ((xmlNodePtr) docp, NULL);
if (doctobj != NULL) {
doctobj->document = ((dom_object *)((php_libxml_node_ptr *)docp->_private)->_private)->document;
php_libxml_increment_doc_ref((php_libxml_node_object *)doctobj, docp);
}
}
PHP_METHOD(Dom_Implementation, createDocument)
{
zval *dtd = NULL;
xmlDtdPtr doctype = NULL;
zend_string *uri = NULL, *qualified_name = zend_empty_string;
dom_object *doctobj;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "P!P|O!", &uri, &qualified_name, &dtd, dom_modern_documenttype_class_entry) != SUCCESS) {
RETURN_THROWS();
}
if (dtd != NULL) {
DOM_GET_OBJ(doctype, dtd, xmlDtdPtr, doctobj);
}
xmlDocPtr document = NULL;
xmlChar *localname = NULL, *prefix = NULL;
php_dom_private_data *private_data = php_dom_private_data_create();
php_dom_libxml_ns_mapper *ns_mapper = php_dom_ns_mapper_from_private(private_data);
/* 1. Let document be a new XMLDocument. */
document = xmlNewDoc(BAD_CAST "1.0");
if (UNEXPECTED(document == NULL)) {
goto oom;
}
document->encoding = xmlStrdup(BAD_CAST "UTF-8");
/* 2. Let element be null. */
xmlNodePtr element = NULL;
/* 3. If qualifiedName is not the empty string, then set element to the result of running the internal createElementNS steps. */
if (ZSTR_LEN(qualified_name) != 0) {
int errorcode = dom_validate_and_extract(uri, qualified_name, &localname, &prefix);
if (EXPECTED(errorcode == 0)) {
xmlNsPtr ns = php_dom_libxml_ns_mapper_get_ns_raw_prefix_string(ns_mapper, prefix, xmlStrlen(prefix), uri);
element = xmlNewDocNode(document, ns, localname, NULL);
if (UNEXPECTED(element == NULL)) {
goto oom;
}
xmlFree(localname);
xmlFree(prefix);
localname = NULL;
prefix = NULL;
} else {
php_dom_throw_error(errorcode, /* strict */ true);
goto error;
}
}
/* 8. Return document.
* => This is done here already to gain access to the dom_object */
dom_object *intern = php_dom_instantiate_object_helper(
return_value,
dom_xml_document_class_entry,
(xmlNodePtr) document,
NULL
);
dom_set_xml_class(intern->document);
intern->document->private_data = php_dom_libxml_private_data_header(private_data);
/* 4. If doctype is non-null, append doctype to document. */
if (doctype != NULL) {
php_dom_adopt_node((xmlNodePtr) doctype, intern, document);
xmlAddChild((xmlNodePtr) document, (xmlNodePtr) doctype);
doctype->doc = document;
document->intSubset = (xmlDtdPtr) doctype;
ZEND_ASSERT(doctype->parent == document);
}
/* 5. If element is non-null, append element to document. */
if (element != NULL) {
xmlAddChild((xmlNodePtr) document, element);
}
/* 6. document’s origin is this’s associated document’s origin.
* => We don't store the origin in ext/dom. */
/* 7. document’s content type is determined by namespace:
* => We don't store the content type in ext/dom. */
return;
oom:
php_dom_throw_error(INVALID_STATE_ERR, true);
error:
xmlFree(localname);
xmlFree(prefix);
xmlFreeDoc(document);
php_dom_private_data_destroy(private_data);
RETURN_THROWS();
}
/* }}} end dom_domimplementation_create_document */
/* {{{ URL: https://dom.spec.whatwg.org/#dom-domimplementation-createhtmldocument */
PHP_METHOD(Dom_Implementation, createHTMLDocument)
{
const char *title = NULL;
size_t title_len = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "|p!", &title, &title_len) != SUCCESS) {
RETURN_THROWS();
}
/* 1. Let doc be a new document that is an HTML document. */
xmlDocPtr doc = php_dom_create_html_doc();
if (UNEXPECTED(doc == NULL)) {
php_dom_throw_error(INVALID_STATE_ERR, true);
RETURN_THROWS();
}
doc->encoding = xmlStrdup(BAD_CAST "UTF-8");
/* 2. Set doc’s content type to "text/html".
* => We don't store the content type in ext/dom. */
/* 3. Append a new doctype, with "html" as its name and with its node document set to doc, to doc. */
xmlDtdPtr dtd = xmlCreateIntSubset(doc, BAD_CAST "html", NULL, NULL);
php_dom_private_data *private_data = php_dom_private_data_create();
php_dom_libxml_ns_mapper *ns_mapper = php_dom_ns_mapper_from_private(private_data);
xmlNsPtr html_ns = php_dom_libxml_ns_mapper_ensure_html_ns(ns_mapper);
/* 4. Append the result of creating an element given doc, html, and the HTML namespace, to doc. */
xmlNodePtr html_element = xmlNewDocRawNode(doc, html_ns, BAD_CAST "html", NULL);
xmlAddChild((xmlNodePtr) doc, html_element);
/* 5. Append the result of creating an element given doc, head, and the HTML namespace, to the html element created earlier. */
xmlNodePtr head_element = xmlNewDocRawNode(doc, html_ns, BAD_CAST "head", NULL);
xmlAddChild(html_element, head_element);
/* 6. If title is given: */
xmlNodePtr title_element = NULL;
if (title != NULL) {
/* 6.1. Append the result of creating an element given doc, title, and the HTML namespace, to the head element created earlier. */
/* 6.2. Append the result of creating a text node given doc and title, to the title element created earlier. */
title_element = xmlNewDocRawNode(doc, html_ns, BAD_CAST "title", BAD_CAST title);
xmlAddChild(head_element, title_element);
}
/* 7. Append the result of creating an element given doc, body, and the HTML namespace, to the html element created earlier. */
xmlNodePtr body_element = xmlNewDocRawNode(doc, html_ns, BAD_CAST "body", NULL);
xmlAddChild(html_element, body_element);
/* 8. doc’s origin is this’s associated document’s origin.
* => We don't store the origin in ext/dom. */
if (UNEXPECTED(dtd == NULL || html_element == NULL || head_element == NULL || (title != NULL && title_element == NULL) || body_element == NULL)) {
php_dom_throw_error(INVALID_STATE_ERR, true);
xmlFreeDoc(doc);
php_dom_private_data_destroy(private_data);
RETURN_THROWS();
}
/* 9. Return doc. */
dom_object *intern = php_dom_instantiate_object_helper(
return_value,
dom_html_document_class_entry,
(xmlNodePtr) doc,
NULL
);
dom_set_xml_class(intern->document);
intern->document->private_data = php_dom_libxml_private_data_header(private_data);
}
/* }}} */
#endif