2021-09-15 10:22:36 -04:00
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/* The SpiderMonkey domimplementation object. */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "elinks.h"
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#include "ecmascript/ecmascript.h"
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#include "ecmascript/spidermonkey/document.h"
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#include "ecmascript/spidermonkey/implementation.h"
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#include "ecmascript/spidermonkey/util.h"
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2021-09-15 13:29:31 -04:00
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#include "util/conv.h"
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2021-09-15 10:22:36 -04:00
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#include <jsfriendapi.h>
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#include <libxml/HTMLparser.h>
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#include <libxml++/libxml++.h>
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static JSClassOps implementation_ops = {
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nullptr, // addProperty
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nullptr, // deleteProperty
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nullptr, // enumerate
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nullptr, // newEnumerate
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nullptr, // resolve
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nullptr, // mayResolve
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nullptr, // finalize
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nullptr, // call
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nullptr, // hasInstance
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nullptr, // construct
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JS_GlobalObjectTraceHook
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};
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static JSClass implementation_class = {
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"implementation",
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JSCLASS_HAS_PRIVATE,
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&implementation_ops
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};
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static bool
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implementation_createHTMLDocument(JSContext *ctx, unsigned int argc, JS::Value *rval)
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{
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#ifdef ECMASCRIPT_DEBUG
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fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
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#endif
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JS::Value val;
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JS::RootedObject parent_doc(ctx); /* instance of @document_class */
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JS::CallArgs args = JS::CallArgsFromVp(argc, rval);
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JS::RootedObject hobj(ctx, &args.thisv().toObject());
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JS::Realm *comp = js::GetContextRealm(ctx);
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if (!comp || argc != 1) {
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#ifdef ECMASCRIPT_DEBUG
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fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
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#endif
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return false;
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}
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if (!JS_InstanceOf(ctx, hobj, &implementation_class, &args)) {
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#ifdef ECMASCRIPT_DEBUG
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fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
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#endif
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return false;
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}
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char *title = jsval_to_string(ctx, args[0]);
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if (title) {
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struct string str;
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2021-09-15 13:29:31 -04:00
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if (!init_string(&str)) {
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mem_free(title);
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args.rval().setNull();
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return true;
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}
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2021-09-15 10:22:36 -04:00
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2021-09-15 13:29:31 -04:00
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add_to_string(&str, "<!doctype html>\n<html><head><title>");
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add_html_to_string(&str, title, strlen(title));
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add_to_string(&str, "</title></head><body></body></html>");
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2021-09-15 10:22:36 -04:00
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// Parse HTML and create a DOM tree
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xmlDoc* doc = htmlReadDoc((xmlChar*)str.source, NULL, "utf-8",
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HTML_PARSE_RECOVER | HTML_PARSE_NOERROR | HTML_PARSE_NOWARNING);
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// Encapsulate raw libxml document in a libxml++ wrapper
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xmlpp::Document *docu = new xmlpp::Document(doc);
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done_string(&str);
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mem_free(title);
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JSObject *obj = getDocument(ctx, docu);
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if (obj) {
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args.rval().setObject(*obj);
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return true;
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}
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}
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args.rval().setNull();
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return true;
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}
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static const spidermonkeyFunctionSpec implementation_funcs[] = {
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{ "createHTMLDocument", implementation_createHTMLDocument, 1 },
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{ NULL }
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};
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JSObject *
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getImplementation(JSContext *ctx)
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{
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#ifdef ECMASCRIPT_DEBUG
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fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
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#endif
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JSObject *el = JS_NewObject(ctx, &implementation_class);
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if (!el) {
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return NULL;
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}
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JS::RootedObject r_el(ctx, el);
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spidermonkey_DefineFunctions(ctx, el, implementation_funcs);
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return el;
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}
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