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9c9d3f0904
This patch begins integrating LibJS into LibWeb. Document holds the JS::Interpreter for now, and it is created on demand when you first call Document::interpreter(). We also add a simple "alert()" function to the global object.
60 lines
2.1 KiB
C++
60 lines
2.1 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/StringBuilder.h>
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#include <LibJS/Interpreter.h>
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#include <LibJS/Parser.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/DOM/HTMLScriptElement.h>
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#include <LibWeb/DOM/Text.h>
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namespace Web {
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HTMLScriptElement::HTMLScriptElement(Document& document, const String& tag_name)
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: HTMLElement(document, tag_name)
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{
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}
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HTMLScriptElement::~HTMLScriptElement()
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{
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}
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void HTMLScriptElement::inserted_into(Node& new_parent)
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{
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HTMLElement::inserted_into(new_parent);
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StringBuilder builder;
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for_each_child([&](auto& child) {
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if (is<Text>(child))
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builder.append(to<Text>(child).text_content());
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});
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auto source = builder.to_string();
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auto program = JS::Parser(JS::Lexer(source)).parse_program();
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document().interpreter().run(*program);
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}
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}
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