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[quickjs] libdom implementation.c

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This commit is contained in:
Witold Filipczyk 2023-04-03 18:32:11 +02:00
parent 457b383c1e
commit f562a8ed99
7 changed files with 186 additions and 14 deletions
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5
src/ecmascript/ecmascript.cpp
View File

@ -843,6 +843,11 @@ free_document(void *doc)
}
#ifndef CONFIG_LIBDOM
void *document_parse_text(char *text, size_t length)
{
return NULL;
}
void *
document_parse(struct document *document)
{

1
src/ecmascript/ecmascript.h
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@ -196,6 +196,7 @@ void check_for_rerender(struct ecmascript_interpreter *interpreter, const char*
void toggle_ecmascript(struct session *ses);
void *document_parse(struct document *document);
void *document_parse_text(char *text, size_t length);
void free_document(void *doc);
void location_goto(struct document_view *doc_view, char *url);
void location_goto_const(struct document_view *doc_view, const char *url);

31
src/ecmascript/libdom/parse.c
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@ -18,23 +18,13 @@
#include "document/document.h"
void *
document_parse(struct document *document)
document_parse_text(char *data, size_t length)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct cache_entry *cached = document->cached;
struct fragment *f = get_cache_fragment(cached);
const char *encoding;
dom_hubbub_parser *parser = NULL;
dom_hubbub_error error;
dom_hubbub_parser_params params;
dom_document *doc;
if (!f || !f->length) {
return NULL;
}
params.enc = NULL;
params.fix_enc = true;
params.enable_script = false;
@ -51,7 +41,7 @@ document_parse(struct document *document)
}
/* Parse */
error = dom_hubbub_parser_parse_chunk(parser, f->data, f->length);
error = dom_hubbub_parser_parse_chunk(parser, (const uint8_t *)data, length);
if (error != DOM_HUBBUB_OK) {
dom_hubbub_parser_destroy(parser);
fprintf(stderr, "Parsing errors occur\n");
@ -71,3 +61,20 @@ document_parse(struct document *document)
return doc;
}
void *
document_parse(struct document *document)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct cache_entry *cached = document->cached;
struct fragment *f = get_cache_fragment(cached);
if (!f || !f->length) {
return NULL;
}
return document_parse_text(f->data, f->length);
}

3
src/ecmascript/libdom/quickjs/Makefile
View File

@ -1,6 +1,7 @@
top_builddir=../../../..
include $(top_builddir)/Makefile.config
OBJS = attr.o attributes.o collection.o console.o document.o element.o form.o forms.o heartbeat.o history.o input.o keyboard.o localstorage.o location.o mapa.obj message.o navigator.o nodelist.o screen.o unibar.o window.o xhr.o
OBJS = attr.o attributes.o collection.o console.o document.o element.o form.o forms.o heartbeat.o history.o implementation.o input.o \
keyboard.o localstorage.o location.o mapa.obj message.o navigator.o nodelist.o screen.o unibar.o window.o xhr.o
include $(top_srcdir)/Makefile.lib

154
src/ecmascript/libdom/quickjs/implementation.c Normal file
View File

@ -0,0 +1,154 @@
/* The QuickJS domimplementation object. */
#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 "ecmascript/ecmascript.h"
#include "ecmascript/quickjs.h"
#include "ecmascript/quickjs/document.h"
#include "ecmascript/quickjs/implementation.h"
#include "util/conv.h"
#define countof(x) (sizeof(x) / sizeof((x)[0]))
static JSClassID js_implementation_class_id;
static JSValue
js_implementation_createHTMLDocument(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
REF_JS(this_val);
if (argc != 1) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return JS_UNDEFINED;
}
size_t len;
const char *title = JS_ToCStringLen(ctx, &len, argv[0]);
if (!title) {
return JS_EXCEPTION;
}
struct string str;
if (!init_string(&str)) {
JS_FreeCString(ctx, title);
return JS_NULL;
}
add_to_string(&str, "<!doctype html>\n<html><head><title>");
add_html_to_string(&str, title, len);
add_to_string(&str, "</title></head><body></body></html>");
void *docu = document_parse_text(str.source, str.length);
done_string(&str);
JS_FreeCString(ctx, title);
return getDocument(ctx, docu);
}
static JSValue
js_implementation_toString(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
REF_JS(this_val);
return JS_NewString(ctx, "[implementation object]");
}
static const JSCFunctionListEntry js_implementation_proto_funcs[] = {
JS_CFUNC_DEF("createHTMLDocument", 1, js_implementation_createHTMLDocument),
JS_CFUNC_DEF("toString", 0, js_implementation_toString)
};
static JSClassDef js_implementation_class = {
"implementation",
};
static JSValue
js_implementation_ctor(JSContext *ctx, JSValueConst new_target, int argc, JSValueConst *argv)
{
REF_JS(new_target);
JSValue obj = JS_UNDEFINED;
JSValue proto;
/* using new_target to get the prototype is necessary when the
class is extended. */
proto = JS_GetPropertyStr(ctx, new_target, "prototype");
REF_JS(proto);
if (JS_IsException(proto)) {
goto fail;
}
obj = JS_NewObjectProtoClass(ctx, proto, js_implementation_class_id);
JS_FreeValue(ctx, proto);
if (JS_IsException(obj)) {
goto fail;
}
RETURN_JS(obj);
fail:
JS_FreeValue(ctx, obj);
return JS_EXCEPTION;
}
int
js_implementation_init(JSContext *ctx, JSValue global_obj)
{
REF_JS(global_obj);
JSValue implementation_proto, implementation_class;
/* create the implementation class */
JS_NewClassID(&js_implementation_class_id);
JS_NewClass(JS_GetRuntime(ctx), js_implementation_class_id, &js_implementation_class);
implementation_proto = JS_NewObject(ctx);
REF_JS(implementation_proto);
JS_SetPropertyFunctionList(ctx, implementation_proto, js_implementation_proto_funcs, countof(js_implementation_proto_funcs));
implementation_class = JS_NewCFunction2(ctx, js_implementation_ctor, "implementation", 0, JS_CFUNC_constructor, 0);
REF_JS(implementation_class);
/* set proto.constructor and ctor.prototype */
JS_SetConstructor(ctx, implementation_class, implementation_proto);
JS_SetClassProto(ctx, js_implementation_class_id, implementation_proto);
JS_SetPropertyStr(ctx, global_obj, "implementation", JS_DupValue(ctx, implementation_proto));
return 0;
}
JSValue
getImplementation(JSContext *ctx)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JSValue implementation_obj = JS_NewObject(ctx);
JS_SetPropertyFunctionList(ctx, implementation_obj, js_implementation_proto_funcs, countof(js_implementation_proto_funcs));
// implementation_class = JS_NewCFunction2(ctx, js_implementation_ctor, "implementation", 0, JS_CFUNC_constructor, 0);
// JS_SetConstructor(ctx, implementation_class, implementation_obj);
JS_SetClassProto(ctx, js_implementation_class_id, implementation_obj);
RETURN_JS(implementation_obj);
}

3
src/ecmascript/libdom/quickjs/meson.build
View File

@ -1,2 +1,3 @@
srcs += files('attr.c', 'attributes.c', 'collection.c', 'console.c', 'document.c', 'element.c', 'form.c', 'forms.c', 'heartbeat.c', 'history.c', 'input.c', 'keyboard.c', 'localstorage.c', 'location.c',
srcs += files('attr.c', 'attributes.c', 'collection.c', 'console.c', 'document.c', 'element.c', 'form.c', 'forms.c', 'heartbeat.c', 'history.c',
'implementation.c', 'input.c', 'keyboard.c', 'localstorage.c', 'location.c',
'mapa.cpp', 'message.c', 'navigator.c', 'nodelist.c', 'screen.c', 'unibar.c', 'window.c', 'xhr.c')

3
src/ecmascript/quickjs/implementation.cpp
View File

@ -19,6 +19,8 @@
#include <libxml/HTMLparser.h>
#include <libxml++/libxml++.h>
#ifndef CONFIG_LIBDOM
#define countof(x) (sizeof(x) / sizeof((x)[0]))
static JSClassID js_implementation_class_id;
@ -154,3 +156,4 @@ getImplementation(JSContext *ctx)
RETURN_JS(implementation_obj);
}
#endif