ladybird/Libraries/LibWeb/Parser/HTMLDocumentParser.h

121 lines
4.6 KiB
C++

/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/NonnullRefPtrVector.h>
#include <LibWeb/DOM/Node.h>
#include <LibWeb/Parser/HTMLTokenizer.h>
#include <LibWeb/Parser/StackOfOpenElements.h>
#define ENUMERATE_INSERTION_MODES \
__ENUMERATE_INSERTION_MODE(Initial) \
__ENUMERATE_INSERTION_MODE(BeforeHTML) \
__ENUMERATE_INSERTION_MODE(BeforeHead) \
__ENUMERATE_INSERTION_MODE(InHead) \
__ENUMERATE_INSERTION_MODE(InHeadNoscript) \
__ENUMERATE_INSERTION_MODE(AfterHead) \
__ENUMERATE_INSERTION_MODE(InBody) \
__ENUMERATE_INSERTION_MODE(Text) \
__ENUMERATE_INSERTION_MODE(InTable) \
__ENUMERATE_INSERTION_MODE(InTableText) \
__ENUMERATE_INSERTION_MODE(InCaption) \
__ENUMERATE_INSERTION_MODE(InColumnGroup) \
__ENUMERATE_INSERTION_MODE(InTableBody) \
__ENUMERATE_INSERTION_MODE(InRow) \
__ENUMERATE_INSERTION_MODE(InCell) \
__ENUMERATE_INSERTION_MODE(InSelect) \
__ENUMERATE_INSERTION_MODE(InSelectInTable) \
__ENUMERATE_INSERTION_MODE(InTemplate) \
__ENUMERATE_INSERTION_MODE(AfterBody) \
__ENUMERATE_INSERTION_MODE(InFrameset) \
__ENUMERATE_INSERTION_MODE(AfterFrameset) \
__ENUMERATE_INSERTION_MODE(AfterAfterBody) \
__ENUMERATE_INSERTION_MODE(AfterAfterFrameset)
namespace Web {
class HTMLDocumentParser {
public:
explicit HTMLDocumentParser(const StringView& input);
~HTMLDocumentParser();
void run();
Document& document();
enum class InsertionMode {
#define __ENUMERATE_INSERTION_MODE(mode) mode,
ENUMERATE_INSERTION_MODES
#undef __ENUMERATE_INSERTION_MODE
};
InsertionMode insertion_mode() const { return m_insertion_mode; }
private:
const char* insertion_mode_name() const;
void handle_initial(HTMLToken&);
void handle_before_html(HTMLToken&);
void handle_before_head(HTMLToken&);
void handle_in_head(HTMLToken&);
void handle_in_head_noscript(HTMLToken&);
void handle_after_head(HTMLToken&);
void handle_in_body(HTMLToken&);
void handle_after_body(HTMLToken&);
void handle_after_after_body(HTMLToken&);
void handle_text(HTMLToken&);
void generate_implied_end_tags();
bool stack_of_open_elements_has_element_with_tag_name_in_scope(const FlyString& tag_name);
NonnullRefPtr<Element> create_element_for(HTMLToken&);
RefPtr<Node> find_appropriate_place_for_inserting_node();
RefPtr<Element> insert_html_element(HTMLToken&);
Element& current_node();
void insert_character(u32 data);
void insert_comment(HTMLToken&);
void reconstruct_the_active_formatting_elements();
void process_using_the_rules_for(InsertionMode, HTMLToken&);
InsertionMode m_insertion_mode { InsertionMode::Initial };
InsertionMode m_original_insertion_mode { InsertionMode::Initial };
StackOfOpenElements m_stack_of_open_elements;
NonnullRefPtrVector<Element> m_list_of_active_formatting_elements;
HTMLTokenizer m_tokenizer;
bool m_foster_parenting { false };
bool m_frameset_ok { true };
bool m_parsing_fragment { false };
RefPtr<Document> m_document;
RefPtr<HTMLHeadElement> m_head_element;
RefPtr<HTMLFormElement> m_form_element;
};
}