ladybird/Userland/Libraries/LibCore/StandardPaths.cpp
Andreas Kling 34344120f2 AK: Make "foo"_string infallible
Stop worrying about tiny OOMs.

Work towards #20405.
2023-08-07 16:03:27 +02:00

132 lines
3.5 KiB
C++

/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2023, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/DeprecatedString.h>
#include <AK/LexicalPath.h>
#include <AK/Platform.h>
#include <AK/String.h>
#include <AK/StringBuilder.h>
#include <LibCore/SessionManagement.h>
#include <LibCore/StandardPaths.h>
#include <pwd.h>
#include <stdlib.h>
#include <unistd.h>
namespace Core {
DeprecatedString StandardPaths::home_directory()
{
if (auto* home_env = getenv("HOME"))
return LexicalPath::canonicalized_path(home_env);
auto* pwd = getpwuid(getuid());
DeprecatedString path = pwd ? pwd->pw_dir : "/";
endpwent();
return LexicalPath::canonicalized_path(path);
}
DeprecatedString StandardPaths::desktop_directory()
{
StringBuilder builder;
builder.append(home_directory());
builder.append("/Desktop"sv);
return LexicalPath::canonicalized_path(builder.to_deprecated_string());
}
DeprecatedString StandardPaths::documents_directory()
{
StringBuilder builder;
builder.append(home_directory());
builder.append("/Documents"sv);
return LexicalPath::canonicalized_path(builder.to_deprecated_string());
}
DeprecatedString StandardPaths::downloads_directory()
{
StringBuilder builder;
builder.append(home_directory());
builder.append("/Downloads"sv);
return LexicalPath::canonicalized_path(builder.to_deprecated_string());
}
DeprecatedString StandardPaths::config_directory()
{
if (auto* config_directory = getenv("XDG_CONFIG_HOME"))
return LexicalPath::canonicalized_path(config_directory);
StringBuilder builder;
builder.append(home_directory());
#if defined(AK_OS_MACOS)
builder.append("/Library/Preferences"sv);
#else
builder.append("/.config"sv);
#endif
return LexicalPath::canonicalized_path(builder.to_deprecated_string());
}
DeprecatedString StandardPaths::data_directory()
{
if (auto* data_directory = getenv("XDG_DATA_HOME"))
return LexicalPath::canonicalized_path(data_directory);
StringBuilder builder;
builder.append(home_directory());
#if defined(AK_OS_SERENITY)
builder.append("/.data"sv);
#elif defined(AK_OS_MACOS)
builder.append("/Library/Application Support"sv);
#else
builder.append("/.local/share"sv);
#endif
return LexicalPath::canonicalized_path(builder.to_deprecated_string());
}
ErrorOr<DeprecatedString> StandardPaths::runtime_directory()
{
if (auto* data_directory = getenv("XDG_RUNTIME_DIR"))
return LexicalPath::canonicalized_path(data_directory);
StringBuilder builder;
#if defined(AK_OS_SERENITY)
auto sid = TRY(Core::SessionManagement::root_session_id());
builder.appendff("/tmp/session/{}", sid);
#elif defined(AK_OS_MACOS)
builder.append(home_directory());
builder.append("/Library/Application Support"sv);
#else
auto uid = getuid();
builder.appendff("/run/user/{}", uid);
#endif
return LexicalPath::canonicalized_path(builder.to_deprecated_string());
}
DeprecatedString StandardPaths::tempfile_directory()
{
return "/tmp";
}
ErrorOr<Vector<String>> StandardPaths::font_directories()
{
return Vector { {
#if defined(AK_OS_SERENITY)
"/res/fonts"_string,
#elif defined(AK_OS_MACOS)
"/System/Library/Fonts"_string,
"/Library/Fonts"_string,
TRY(String::formatted("{}/Library/Fonts"sv, home_directory())),
#else
"/usr/share/fonts"_string,
"/usr/local/share/fonts"_string,
TRY(String::formatted("{}/.local/share/fonts"sv, home_directory())),
#endif
} };
}
}