ladybird/Userland/Libraries/LibGUI/CommonLocationsProvider.cpp

81 lines
2.3 KiB
C++

/*
* Copyright (c) 2021, Dex♪ <dexes.ttp@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/JsonArray.h>
#include <AK/JsonObject.h>
#include <AK/LexicalPath.h>
#include <AK/String.h>
#include <AK/Vector.h>
#include <LibCore/ConfigFile.h>
#include <LibCore/File.h>
#include <LibCore/StandardPaths.h>
#include <LibGUI/CommonLocationsProvider.h>
#include <unistd.h>
namespace GUI {
static bool s_initialized = false;
static Vector<CommonLocationsProvider::CommonLocation> s_common_locations;
static void initialize_if_needed()
{
if (s_initialized)
return;
auto user_config = String::formatted("{}/CommonLocations.json", Core::StandardPaths::config_directory());
if (Core::File::exists(user_config)) {
CommonLocationsProvider::load_from_json(user_config);
return;
}
// Fallback : If the user doesn't have custom locations, use some default ones.
s_common_locations.append({ "Root", "/" });
s_common_locations.append({ "Home", Core::StandardPaths::home_directory() });
s_common_locations.append({ "Downloads", Core::StandardPaths::downloads_directory() });
s_initialized = true;
}
void CommonLocationsProvider::load_from_json(const String& json_path)
{
auto file = Core::File::construct(json_path);
if (!file->open(Core::OpenMode::ReadOnly)) {
dbgln("Unable to open {}", file->filename());
return;
}
auto json = JsonValue::from_string(file->read_all());
if (!json.has_value()) {
dbgln("Common locations file {} is not a valid JSON file.", file->filename());
return;
}
if (!json.value().is_array()) {
dbgln("Common locations file {} should contain a JSON array.", file->filename());
return;
}
s_common_locations.clear();
auto contents = json.value().as_array();
for (size_t i = 0; i < contents.size(); ++i) {
auto entry_value = contents.at(i);
if (!entry_value.is_object())
continue;
auto entry = entry_value.as_object();
auto name = entry.get("name").to_string();
auto path = entry.get("path").to_string();
s_common_locations.append({ name, path });
}
s_initialized = true;
}
const Vector<CommonLocationsProvider::CommonLocation>& CommonLocationsProvider::common_locations()
{
initialize_if_needed();
return s_common_locations;
}
}