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b91c49364d
This makes it more symmetrical with adopt_own() (which is used to create a NonnullOwnPtr from the result of a naked new.)
94 lines
2.5 KiB
C++
94 lines
2.5 KiB
C++
/*
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* Copyright (c) 2020, The SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/NonnullRefPtr.h>
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#include <AK/String.h>
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#include <AK/StringBuilder.h>
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#include <AK/Vector.h>
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#include <LibGemini/Document.h>
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namespace Gemini {
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String Document::render_to_html() const
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{
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StringBuilder html_builder;
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html_builder.append("<!DOCTYPE html>\n<html>\n");
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html_builder.append("<head>\n<title>");
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html_builder.append(m_url.path());
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html_builder.append("</title>\n</head>\n");
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html_builder.append("<body>\n");
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for (auto& line : m_lines) {
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html_builder.append(line.render_to_html());
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}
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html_builder.append("</body>");
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html_builder.append("</html>");
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return html_builder.build();
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}
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NonnullRefPtr<Document> Document::parse(const StringView& lines, const URL& url)
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{
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auto document = adopt_ref(*new Document(url));
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document->read_lines(lines);
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return document;
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}
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void Document::read_lines(const StringView& source)
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{
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auto close_list_if_needed = [&] {
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if (m_inside_unordered_list) {
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m_inside_unordered_list = false;
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m_lines.append(make<Control>(Control::UnorderedListEnd));
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}
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};
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for (auto& line : source.lines()) {
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if (line.starts_with("```")) {
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close_list_if_needed();
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m_inside_preformatted_block = !m_inside_preformatted_block;
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if (m_inside_preformatted_block) {
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m_lines.append(make<Control>(Control::PreformattedStart));
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} else {
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m_lines.append(make<Control>(Control::PreformattedEnd));
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}
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continue;
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}
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if (m_inside_preformatted_block) {
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m_lines.append(make<Preformatted>(move(line)));
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continue;
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}
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if (line.starts_with("*")) {
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if (!m_inside_unordered_list)
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m_lines.append(make<Control>(Control::UnorderedListStart));
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m_lines.append(make<UnorderedList>(move(line)));
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m_inside_unordered_list = true;
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continue;
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}
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close_list_if_needed();
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if (line.starts_with("=>")) {
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m_lines.append(make<Link>(move(line), *this));
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continue;
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}
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if (line.starts_with("#")) {
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size_t level = 0;
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while (line.length() > level && line[level] == '#')
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++level;
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m_lines.append(make<Heading>(move(line), level));
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continue;
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}
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m_lines.append(make<Text>(move(line)));
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}
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}
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}
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