libraries directory
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2b913d1d42
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GPG key ID:
9B203B252A63EE38
7 changed files with 268 additions and 75 deletions
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@ -13,6 +13,13 @@ constexpr std::array<std::string_view, Component::done + 1> stringStates {
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"done"
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};
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constexpr std::array<std::string_view, Component::unknown + 1> stringTypes {
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"file",
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"directory",
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"mason",
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"unknown"
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};
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Component::Component(
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const std::filesystem::path& path,
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const std::weak_ptr<Collection>& collection,
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@ -23,7 +30,7 @@ Component::Component(
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type(unknown),
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collection(collection),
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location(path),
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scenario(std::nullopt)
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manifest(std::nullopt)
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{}
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void Component::read() {
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@ -56,65 +63,73 @@ void Component::tryReadingBuildScenarios() {
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}
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bool Component::readAsMason() {
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std::filesystem::path masonScenarion = location/masonJSON;
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std::filesystem::path masonManifest = location/masonJSON;
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try {
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std::ifstream file(masonScenarion);
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std::ifstream file(masonManifest);
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if (file.is_open())
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scenario = nlohmann::json::parse(file);
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manifest = nlohmann::json::parse(file);
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else
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minor("Couldn't open " + masonScenarion.string());
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minor("Couldn't open " + masonManifest.string());
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} catch (const nlohmann::json::exception& e) {
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major("Couldn't parse " + masonScenarion.string());
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major("Couldn't parse " + masonManifest.string());
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}
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if (scenario.has_value()) {
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const nlohmann::json& sc = scenario.value();
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if (!sc.is_object())
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return errorScenario(masonScenarion.string() + " is unexpected root type");
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if (manifest.has_value()) {
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const nlohmann::json& mnfst = manifest.value();
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if (!mnfst.is_object())
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return errorScenario(masonManifest.string() + " is unexpected root type");
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nlohmann::json::const_iterator itr = sc.find(dependencies);
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if (itr == sc.end()) {
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info(masonScenarion.string() + " doesn't have dependencies");
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nlohmann::json::const_iterator itr = mnfst.find(dependencies);
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if (itr == mnfst.end()) {
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info(masonManifest.string() + " doesn't have dependencies");
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} else {
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const nlohmann::json& deps = *itr;
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if (!deps.is_array())
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return errorScenario(masonScenarion.string() + " dependencies are not organized as an array");
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for (const nlohmann::json& dep : deps) {
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std::shared_ptr<Collection> col = collection.lock();
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switch (dep.type()) {
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case nlohmann::json::value_t::string:
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col->addSource(dep);
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break;
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case nlohmann::json::value_t::object: {
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nlohmann::json::const_iterator ditr = dep.find("path");
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if (ditr == dep.end())
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return errorScenario(masonScenarion.string() + " object of unexpected format in dependecies");
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nlohmann::json path = *ditr;
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if (!path.is_string())
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return errorScenario(masonScenarion.string() + " object of unexpected format in dependecies");
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col->addSource(path);
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}
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break;
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default:
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return errorScenario(masonScenarion.string() + " has unexpected entries in dependecies");
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}
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}
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if (!readMasonDependencies(deps, masonManifest))
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return false;
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}
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type = mason;
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info(location.string() + " seems to be a mason project");
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info(location.string() + " seems to be a valid mason project");
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return true;
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}
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return false;
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}
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bool Component::readMasonDependencies(const nlohmann::json& deps, const std::string& manifestPath) {
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if (!deps.is_array())
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return errorScenario(manifestPath + " dependencies are not organized as an array");
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for (const nlohmann::json& dep : deps) {
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std::shared_ptr<Collection> col = collection.lock();
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switch (dep.type()) {
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case nlohmann::json::value_t::string:
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col->addSource(dep);
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break;
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case nlohmann::json::value_t::object: {
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nlohmann::json::const_iterator ditr = dep.find("path");
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if (ditr == dep.end())
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return errorScenario(manifestPath + " object of unexpected format in dependecies");
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nlohmann::json path = *ditr;
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if (!path.is_string())
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return errorScenario(manifestPath + " object of unexpected format in dependecies");
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col->addSource(path);
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}
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break;
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default:
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return errorScenario(manifestPath + " has unexpected entries in dependecies");
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}
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}
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return true;
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}
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bool Component::errorScenario(const std::string& message) {
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major(message);
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scenario = std::nullopt;
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manifest = std::nullopt;
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return false;
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return false;
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}
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@ -124,11 +139,67 @@ void Component::build(const std::filesystem::path& destination, const std::strin
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throw WrongState(state, "build");
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state = building;
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info("Building " + location.string() + " to " + destination.string());
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switch (type) {
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case file:
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buildAsFile(destination);
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break;
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case directory:
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buildAsDiractory(destination);
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break;
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case mason:
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buildAsMason(destination, target);
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break;
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default:
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break;
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}
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state = done;
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}
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void Component::buildAsFile(const std::filesystem::path& destination) {
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std::filesystem::copy(location, destination/location.filename());
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}
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void Component::buildAsDiractory(const std::filesystem::path& destination) {
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std::filesystem::copy(location, destination/location.filename(),
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std::filesystem::copy_options::recursive |
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std::filesystem::copy_options::overwrite_existing
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);
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}
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std::string Component::getLibrariesPath() const {
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//TODO may be it makes sence to cache
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if (type != mason)
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throw WrongType(type, "getLibrariesPath");
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const nlohmann::json& mnfst = manifest.value();
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nlohmann::json::const_iterator itr = mnfst.find("libraries");
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if (itr == mnfst.end())
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return "";
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const nlohmann::json& libs = *itr;
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if (libs.is_string())
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return libs;
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warn("Mason manifest " + (location/masonJSON).string()
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+ " has field \"libraries\" which is not string, ignoring it");
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return "";
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}
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std::filesystem::path Component::getLocation() const {
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return location;
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}
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bool Component::successfullyRead() const {
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return state > reading && state != error;
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}
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void Component::buildAsMason(const std::filesystem::path& destination, const std::string& target) {
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warn("mason build is not implemented yet");
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}
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Component::State Component::getState() const {
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return state;
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}
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@ -139,5 +210,10 @@ Component::Type Component::getType() const {
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Component::WrongState::WrongState(State state, const std::string& action):
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std::runtime_error("An attempt to perform action \"" + action
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+ "\" on a wrong state \"" + stringStates[state].data() + '\"')
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+ "\" on a wrong component state \"" + stringStates[state].data() + '\"')
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{}
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Component::WrongType::WrongType(Type type, const std::string& action):
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std::runtime_error("An attempt to perform an action \"" + action
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+ "\" on a wrong component type \"" + stringTypes[type].data() + '\"')
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{}
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