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https://github.com/RGBCube/serenity
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31db3f21ae
Now that we've gotten rid of the misguided character buffering in the tokenizer, it actually spits out character tokens that we have to deal with in the parser. This patch implements enough to bring us back to speed with simple.html
119 lines
4.5 KiB
C++
119 lines
4.5 KiB
C++
/*
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* Copyright (c) 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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#pragma once
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#include <AK/NonnullRefPtrVector.h>
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#include <LibWeb/DOM/Node.h>
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#include <LibWeb/Parser/HTMLTokenizer.h>
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#include <LibWeb/Parser/StackOfOpenElements.h>
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#define ENUMERATE_INSERTION_MODES \
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__ENUMERATE_INSERTION_MODE(Initial) \
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__ENUMERATE_INSERTION_MODE(BeforeHTML) \
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__ENUMERATE_INSERTION_MODE(BeforeHead) \
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__ENUMERATE_INSERTION_MODE(InHead) \
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__ENUMERATE_INSERTION_MODE(InHeadNoscript) \
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__ENUMERATE_INSERTION_MODE(AfterHead) \
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__ENUMERATE_INSERTION_MODE(InBody) \
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__ENUMERATE_INSERTION_MODE(Text) \
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__ENUMERATE_INSERTION_MODE(InTable) \
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__ENUMERATE_INSERTION_MODE(InTableText) \
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__ENUMERATE_INSERTION_MODE(InCaption) \
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__ENUMERATE_INSERTION_MODE(InColumnGroup) \
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__ENUMERATE_INSERTION_MODE(InTableBody) \
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__ENUMERATE_INSERTION_MODE(InRow) \
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__ENUMERATE_INSERTION_MODE(InCell) \
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__ENUMERATE_INSERTION_MODE(InSelect) \
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__ENUMERATE_INSERTION_MODE(InSelectInTable) \
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__ENUMERATE_INSERTION_MODE(InTemplate) \
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__ENUMERATE_INSERTION_MODE(AfterBody) \
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__ENUMERATE_INSERTION_MODE(InFrameset) \
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__ENUMERATE_INSERTION_MODE(AfterFrameset) \
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__ENUMERATE_INSERTION_MODE(AfterAfterBody) \
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__ENUMERATE_INSERTION_MODE(AfterAfterFrameset)
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namespace Web {
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class HTMLDocumentParser {
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public:
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explicit HTMLDocumentParser(const StringView& input);
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~HTMLDocumentParser();
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void run();
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Document& document();
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enum class InsertionMode {
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#define __ENUMERATE_INSERTION_MODE(mode) mode,
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ENUMERATE_INSERTION_MODES
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#undef __ENUMERATE_INSERTION_MODE
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};
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InsertionMode insertion_mode() const { return m_insertion_mode; }
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private:
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const char* insertion_mode_name() const;
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void handle_initial(HTMLToken&);
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void handle_before_html(HTMLToken&);
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void handle_before_head(HTMLToken&);
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void handle_in_head(HTMLToken&);
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void handle_in_head_noscript(HTMLToken&);
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void handle_after_head(HTMLToken&);
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void handle_in_body(HTMLToken&);
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void handle_after_body(HTMLToken&);
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void handle_after_after_body(HTMLToken&);
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void handle_text(HTMLToken&);
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void generate_implied_end_tags();
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bool stack_of_open_elements_has_element_with_tag_name_in_scope(const FlyString& tag_name);
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NonnullRefPtr<Element> create_element_for(HTMLToken&);
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RefPtr<Node> find_appropriate_place_for_inserting_node();
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RefPtr<Element> insert_html_element(HTMLToken&);
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Element& current_node();
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void insert_character(u32 data);
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void reconstruct_the_active_formatting_elements();
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void process_using_the_rules_for(InsertionMode, HTMLToken&);
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InsertionMode m_insertion_mode { InsertionMode::Initial };
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StackOfOpenElements m_stack_of_open_elements;
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NonnullRefPtrVector<Element> m_list_of_active_formatting_elements;
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HTMLTokenizer m_tokenizer;
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bool m_foster_parenting { false };
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bool m_frameset_ok { true };
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bool m_parsing_fragment { false };
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RefPtr<Document> m_document;
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RefPtr<HTMLHeadElement> m_head_element;
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RefPtr<HTMLFormElement> m_form_element;
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};
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}
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