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https://github.com/SerenityOS/serenity
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5a346c4297
This is the old behavior before the recent LibManual refactor. It also moves the definition of the index page into LibManual for better reuse.
70 lines
2.7 KiB
C++
70 lines
2.7 KiB
C++
/*
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* Copyright (c) 2022, kleines Filmröllchen <filmroellchen@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "Node.h"
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#include "PageNode.h"
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#include "SectionNode.h"
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#include <AK/Assertions.h>
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#include <AK/LexicalPath.h>
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#include <AK/Optional.h>
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#include <AK/StringView.h>
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#include <LibCore/File.h>
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#include <LibCore/Stream.h>
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#include <LibManual/Path.h>
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namespace Manual {
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ErrorOr<NonnullRefPtr<PageNode>> Node::try_create_from_query(Vector<StringView, 2> const& query_parameters)
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{
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if (query_parameters.size() > 2)
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return Error::from_string_literal("Queries longer than 2 strings are not supported yet");
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auto query_parameter_iterator = query_parameters.begin();
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if (query_parameter_iterator.is_end())
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return PageNode::help_index_page();
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auto first_query_parameter = *query_parameter_iterator;
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++query_parameter_iterator;
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if (query_parameter_iterator.is_end()) {
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// [/path/to/docs.md]
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auto path_from_query = LexicalPath { first_query_parameter };
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if (path_from_query.is_absolute()
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&& path_from_query.is_child_of(manual_base_path)
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&& path_from_query.extension() == "md"sv) {
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auto section_directory = path_from_query.parent();
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auto man_string_location = section_directory.basename().find("man"sv);
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if (!man_string_location.has_value())
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return Error::from_string_literal("Page is inside invalid section");
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auto section_name = section_directory.basename().substring_view(man_string_location.value() + 3);
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auto section = TRY(SectionNode::try_create_from_number(section_name));
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return try_make_ref_counted<PageNode>(section, TRY(String::from_utf8(path_from_query.title())));
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}
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// [page] (in any section)
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Optional<NonnullRefPtr<PageNode>> maybe_page;
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for (auto const& section : sections) {
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auto const page = TRY(try_make_ref_counted<PageNode>(section, TRY(String::from_utf8(first_query_parameter))));
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if (Core::File::exists(TRY(page->path()))) {
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maybe_page = page;
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break;
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}
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}
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if (maybe_page.has_value())
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return maybe_page.release_value();
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return Error::from_string_literal("Page not found");
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}
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// [section] [name]
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auto second_query_parameter = *query_parameter_iterator;
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auto section = TRY(SectionNode::try_create_from_number(first_query_parameter));
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auto const page = TRY(try_make_ref_counted<PageNode>(section, TRY(String::from_utf8(second_query_parameter))));
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if (Core::File::exists(TRY(page->path())))
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return page;
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return Error::from_string_literal("Page doesn't exist in section");
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}
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}
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