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mirror of https://github.com/rkd77/elinks.git synced 2024-11-04 08:17:17 -05:00

[mujs] collection2.c for getElementsByClassName

This commit is contained in:
Witold Filipczyk 2024-08-05 21:05:04 +02:00
parent ff81eaa220
commit b5e85bc15c
5 changed files with 267 additions and 4 deletions

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@ -1,7 +1,7 @@
top_builddir=../../..
include $(top_builddir)/Makefile.config
OBJS = attr.o attributes.o collection.o console.o css.o customevent.o dataset.o document.o domparser.o domrect.o element.o event.o form.o forms.o history.o implementation.o input.o \
OBJS = attr.o attributes.o collection.o collection2.o console.o css.o customevent.o dataset.o document.o domparser.o domrect.o element.o event.o form.o forms.o history.o implementation.o input.o \
keyboard.o localstorage.o location.o mapa.o message.o navigator.o nodelist.o nodelist2.o screen.o style.o tokenlist.o unibar.o url.o window.o xhr.o
include $(top_srcdir)/Makefile.lib

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@ -8,6 +8,7 @@ extern "C" {
#endif
void mjs_push_collection(js_State *J, void *node);
void mjs_push_collection2(js_State *J, void *node);
#ifdef __cplusplus
}

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@ -0,0 +1,262 @@
/* The MuJS html collection2 object implementation. */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef CONFIG_LIBDOM
#include <dom/dom.h>
#include <dom/bindings/hubbub/parser.h>
#endif
#include "elinks.h"
#include "document/libdom/corestrings.h"
#include "ecmascript/ecmascript-c.h"
#include "ecmascript/ecmascript.h"
#include "ecmascript/mujs/mapa.h"
#include "ecmascript/mujs.h"
#include "ecmascript/mujs/collection.h"
#include "ecmascript/mujs/element.h"
static void
mjs_htmlCollection2_get_property_length(js_State *J)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct el_dom_html_collection *ns = (struct el_dom_html_collection *)(js_touserdata(J, 0, "collection2"));
uint32_t size;
if (!ns) {
js_pushnumber(J, 0);
return;
}
if (dom_html_collection_get_length(ns, &size) != DOM_NO_ERR) {
js_pushnumber(J, 0);
return;
}
js_pushnumber(J, size);
}
static void
mjs_push_htmlCollection2_item2(js_State *J, int idx)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct el_dom_html_collection *ns = (struct el_dom_html_collection *)(js_touserdata(J, 0, "collection2"));
dom_node *node;
dom_exception err;
if (!ns) {
js_pushundefined(J);
return;
}
err = dom_html_collection_item(ns, idx, &node);
if (err != DOM_NO_ERR) {
js_pushundefined(J);
return;
}
mjs_push_element(J, node);
dom_node_unref(node);
}
static void
mjs_htmlCollection2_item(js_State *J)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
int index = js_toint32(J, 1);
mjs_push_htmlCollection2_item2(J, index);
}
static void
mjs_push_htmlCollection2_namedItem2(js_State *J, const char *str)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct el_dom_html_collection *ns = (struct el_dom_html_collection *)(js_touserdata(J, 0, "collection2"));
dom_exception err;
dom_string *name;
uint32_t size, i;
if (!ns) {
js_pushundefined(J);
return;
}
if (dom_html_collection_get_length(ns, &size) != DOM_NO_ERR) {
js_pushundefined(J);
return;
}
err = dom_string_create((const uint8_t*)str, strlen(str), &name);
if (err != DOM_NO_ERR) {
js_pushundefined(J);
return;
}
for (i = 0; i < size; i++) {
dom_node *element = NULL;
dom_string *val = NULL;
err = dom_html_collection_item(ns, i, &element);
if (err != DOM_NO_ERR || !element) {
continue;
}
err = dom_element_get_attribute(element, corestring_dom_id, &val);
if (err == DOM_NO_ERR && val) {
if (dom_string_caseless_isequal(name, val)) {
mjs_push_element(J, element);
dom_string_unref(val);
dom_string_unref(name);
dom_node_unref(element);
return;
}
dom_string_unref(val);
}
err = dom_element_get_attribute(element, corestring_dom_name, &val);
if (err == DOM_NO_ERR && val) {
if (dom_string_caseless_isequal(name, val)) {
mjs_push_element(J, element);
dom_string_unref(val);
dom_string_unref(name);
dom_node_unref(element);
return;
}
dom_string_unref(val);
}
dom_node_unref(element);
}
dom_string_unref(name);
js_pushundefined(J);
}
static void
mjs_htmlCollection2_namedItem(js_State *J)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
const char *str = js_tostring(J, 1);
mjs_push_htmlCollection2_namedItem2(J, str);
}
static void
mjs_htmlCollection2_set_items(js_State *J, void *node)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
int counter = 0;
uint32_t size, i;
struct el_dom_html_collection *ns = (struct el_dom_html_collection *)node;
dom_exception err;
if (!ns) {
return;
}
dom_html_collection_ref(ns);
if (dom_html_collection_get_length(ns, &size) != DOM_NO_ERR) {
dom_html_collection_unref(ns);
return;
}
for (i = 0; i < size; i++) {
dom_node *element = NULL;
dom_string *name = NULL;
err = dom_html_collection_item(ns, i, &element);
if (err != DOM_NO_ERR || !element) {
continue;
}
mjs_push_element(J, element);
dom_node_unref(element);
js_setindex(J, -2, counter);
err = dom_element_get_attribute(element, corestring_dom_id, &name);
if (err != DOM_NO_ERR || !name) {
err = dom_element_get_attribute(element, corestring_dom_name, &name);
}
if (err == DOM_NO_ERR && name) {
if (!dom_string_caseless_lwc_isequal(name, corestring_lwc_item) && !dom_string_caseless_lwc_isequal(name, corestring_lwc_nameditem)) {
if (js_try(J)) {
js_pop(J, 1);
goto next;
}
mjs_push_element(J, element);
dom_node_unref(element);
js_setproperty(J, -2, dom_string_data(name));
js_endtry(J);
}
}
next:
counter++;
if (name) {
dom_string_unref(name);
}
}
dom_html_collection_unref(ns);
}
static void
mjs_htmlCollection2_toString(js_State *J)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
js_pushstring(J, "[htmlCollection2 object]");
}
static void
mjs_htmlCollection2_finalizer(js_State *J, void *node)
{
struct el_dom_html_collection *ns = (struct el_dom_html_collection *)node;
if (ns) {
//attr_erase_from_map_str(map_collections, ns);
if (ns->refcnt > 0) {
free_el_dom_collection(ns->ctx);
ns->ctx = NULL;
dom_html_collection_unref(ns);
}
}
}
void
mjs_push_collection2(js_State *J, void *node)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
js_newarray(J);
{
js_newuserdata(J, "collection2", node, mjs_htmlCollection2_finalizer);
addmethod(J, "item", mjs_htmlCollection2_item, 1);
addmethod(J, "namedItem", mjs_htmlCollection2_namedItem, 1);
addmethod(J, "toString", mjs_htmlCollection2_toString, 0);
addproperty(J, "length", mjs_htmlCollection2_get_property_length, NULL);
mjs_htmlCollection2_set_items(J, node);
}
//attr_save_in_map(map_collections, node, node);
}

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@ -1236,13 +1236,13 @@ mjs_document_getElementsByClassName(js_State *J)
return;
}
const char *classes = js_tostring(J, 1);
dom_html_collection *col = get_elements_by_class_name(doc, (dom_node *)doc, classes);
struct el_dom_html_collection *col = get_elements_by_class_name(doc, (dom_node *)doc, classes);
if (!col) {
js_pushnull(J);
return;
}
mjs_push_collection(J, col);
mjs_push_collection2(J, col);
}
#if 0

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@ -1,3 +1,3 @@
srcs += files('attr.c', 'attributes.c', 'collection.c', 'console.c', 'css.c', 'customevent.c', 'dataset.c', 'document.c', 'domparser.c', 'domrect.c',
srcs += files('attr.c', 'attributes.c', 'collection.c', 'collection2.c', 'console.c', 'css.c', 'customevent.c', 'dataset.c', 'document.c', 'domparser.c', 'domrect.c',
'element.c', 'event.c', 'form.c', 'forms.c', 'history.c', 'implementation.c', 'input.c', 'keyboard.c',
'localstorage.c', 'location.c', 'mapa.c', 'message.c', 'navigator.c', 'nodelist.c', 'nodelist2.c', 'screen.c', 'style.c', 'tokenlist.c', 'unibar.c', 'url.c', 'window.c', 'xhr.c')