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LibManual: Allow directly obtaining any page's main section number

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This has previously been incorrectly handled in a variety of
applications, e.g. subsections were not accounted for.
This commit is contained in:
kleines Filmröllchen 2023-07-02 13:25:53 +02:00 • committed by Linus Groh
parent b1eacf8801
commit a9053618a8
6 changed files with 13 additions and 4 deletions
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8
Userland/Utilities/man.cpp
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@ -80,12 +80,12 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
auto page = TRY(Manual::Node::try_create_from_query(query_parameters));
auto page_name = TRY(page->name());
auto const* section = static_cast<Manual::SectionNode const*>(page->parent());
auto section_number = TRY(String::number(page->section_number()));
if (pager.is_empty())
pager = TRY(String::formatted("less -P 'Manual Page {}({}) line %l?e (END):.'",
TRY(page_name.replace("'"sv, "'\\''"sv, ReplaceMode::FirstOnly)),
TRY(section->section_name().replace("'"sv, "'\\''"sv, ReplaceMode::FirstOnly))));
section_number));
pid_t pager_pid = TRY(pipe_to_pager(pager));
auto file = TRY(Core::File::open(TRY(page->path()), Core::File::OpenMode::Read));
@ -97,8 +97,8 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
auto const title = TRY("SerenityOS manual"_string);
int spaces = max(view_width / 2 - page_name.code_points().length() - section->section_name().code_points().length() - title.code_points().length() / 2 - 4, 0);
outln("{}({}){}{}", page_name, section->section_name(), String::repeated(' ', spaces), title);
int spaces = max(view_width / 2 - page_name.code_points().length() - section_number.code_points().length() - title.code_points().length() / 2 - 4, 0);
outln("{}({}){}{}", page_name, section_number, String::repeated(' ', spaces), title);
auto document = Markdown::Document::parse(buffer);
VERIFY(document);