/src/serenity/Userland/Libraries/LibGemini/Document.cpp

Source
/*
 * Copyright (c) 2020, the SerenityOS developers.
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#include <AK/ByteString.h>
#include <AK/NonnullOwnPtr.h>
#include <AK/NonnullRefPtr.h>
#include <AK/StringBuilder.h>
#include <AK/Vector.h>
#include <LibGemini/Document.h>

namespace Gemini {

ByteString Document::render_to_html() const
{
    StringBuilder html_builder;
    html_builder.append("<!DOCTYPE html>\n<html>\n"sv);
    html_builder.append("<head>\n<title>"sv);
    html_builder.append(m_url.serialize_path());
    html_builder.append("</title>\n</head>\n"sv);
    html_builder.append("<body>\n"sv);
    for (auto& line : m_lines) {
        html_builder.append(line->render_to_html());
    }
    html_builder.append("</body>"sv);
    html_builder.append("</html>"sv);
    return html_builder.to_byte_string();
}

NonnullRefPtr<Document> Document::parse(StringView lines, const URL::URL& url)
{
    auto document = adopt_ref(*new Document(url));
    document->read_lines(lines);
    return document;
}

void Document::read_lines(StringView source)
{
    auto close_list_if_needed = [&] {
        if (m_inside_unordered_list) {
            m_inside_unordered_list = false;
            m_lines.append(make<Control>(Control::UnorderedListEnd));
        }
    };

    for (auto& line : source.lines()) {
        if (line.starts_with("```"sv)) {
            close_list_if_needed();

            m_inside_preformatted_block = !m_inside_preformatted_block;
            if (m_inside_preformatted_block) {
                m_lines.append(make<Control>(Control::PreformattedStart));
            } else {
                m_lines.append(make<Control>(Control::PreformattedEnd));
            }
            continue;
        }

        if (m_inside_preformatted_block) {
            m_lines.append(make<Preformatted>(move(line)));
            continue;
        }

        if (line.starts_with('*')) {
            if (!m_inside_unordered_list)
                m_lines.append(make<Control>(Control::UnorderedListStart));
            m_lines.append(make<UnorderedList>(move(line)));
            m_inside_unordered_list = true;
            continue;
        }

        close_list_if_needed();

        if (line.starts_with("=>"sv)) {
            m_lines.append(make<Link>(move(line), *this));
            continue;
        }

        if (line.starts_with('#')) {
            size_t level = 0;
            while (line.length() > level && line[level] == '#')
                ++level;

            m_lines.append(make<Heading>(move(line), level));
            continue;
        }

        m_lines.append(make<Text>(move(line)));
    }
}

}

Line	Count	Source
1		/*
2		* Copyright (c) 2020, the SerenityOS developers.
3		*
4		* SPDX-License-Identifier: BSD-2-Clause
5		*/
6
7		#include <AK/ByteString.h>
8		#include <AK/NonnullOwnPtr.h>
9		#include <AK/NonnullRefPtr.h>
10		#include <AK/StringBuilder.h>
11		#include <AK/Vector.h>
12		#include <LibGemini/Document.h>
13
14		namespace Gemini {
15
16		ByteString Document::render_to_html() const
17	0	{
18	0	StringBuilder html_builder;
19	0	html_builder.append("<!DOCTYPE html>\n<html>\n"sv);
20	0	html_builder.append("<head>\n<title>"sv);
21	0	html_builder.append(m_url.serialize_path());
22	0	html_builder.append("</title>\n</head>\n"sv);
23	0	html_builder.append("<body>\n"sv);
24	0	for (auto& line : m_lines) {
25	0	html_builder.append(line->render_to_html());
26	0	}
27	0	html_builder.append("</body>"sv);
28	0	html_builder.append("</html>"sv);
29	0	return html_builder.to_byte_string();
30	0	}
31
32		NonnullRefPtr<Document> Document::parse(StringView lines, const URL::URL& url)
33	1.26k	{
34	1.26k	auto document = adopt_ref(*new Document(url));
35	1.26k	document->read_lines(lines);
36	1.26k	return document;
37	1.26k	}
38
39		void Document::read_lines(StringView source)
40	1.26k	{
41	46.9M	auto close_list_if_needed = [&] {
42	46.9M	if (m_inside_unordered_list) {
43	11.8M	m_inside_unordered_list = false;
44	11.8M	m_lines.append(make<Control>(Control::UnorderedListEnd));
45	11.8M	}
46	46.9M	};
47
48	63.5M	for (auto& line : source.lines()) {
49	63.5M	if (line.starts_with("```"sv)) {
50	5.30k	close_list_if_needed();
51
52	5.30k	m_inside_preformatted_block = !m_inside_preformatted_block;
53	5.30k	if (m_inside_preformatted_block) {
54	2.76k	m_lines.append(make<Control>(Control::PreformattedStart));
55	2.76k	} else {
56	2.54k	m_lines.append(make<Control>(Control::PreformattedEnd));
57	2.54k	}
58	5.30k	continue;
59	5.30k	}
60
61	63.5M	if (m_inside_preformatted_block) {
62	4.72M	m_lines.append(make<Preformatted>(move(line)));
63	4.72M	continue;
64	4.72M	}
65
66	58.7M	if (line.starts_with('*')) {
67	11.8M	if (!m_inside_unordered_list)
68	11.8M	m_lines.append(make<Control>(Control::UnorderedListStart));
69	11.8M	m_lines.append(make<UnorderedList>(move(line)));
70	11.8M	m_inside_unordered_list = true;
71	11.8M	continue;
72	11.8M	}
73
74	46.9M	close_list_if_needed();
75
76	46.9M	if (line.starts_with("=>"sv)) {
77	10.4k	m_lines.append(make<Link>(move(line), *this));
78	10.4k	continue;
79	10.4k	}
80
81	46.9M	if (line.starts_with('#')) {
82	13.0k	size_t level = 0;
83	26.7k	while (line.length() > level && line[level] == '#')
84	13.7k	++level;
85
86	13.0k	m_lines.append(make<Heading>(move(line), level));
87	13.0k	continue;
88	13.0k	}
89
90	46.9M	m_lines.append(make<Text>(move(line)));
91	46.9M	}
92	1.26k	}
93
94		}

Coverage Report

Created: 2025-12-18 07:52