Manager: Update headers

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "vendor/json"]
+	path = vendor/json
+	url = https://github.com/nlohmann/json

CMakeLists.txt

@@ -56,6 +56,7 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 include_directories(
 	"src"
 	"test"
+	"vendor/json/include"
 )
 
 # Define source files

doc/CMakeLists.txt

@@ -18,3 +18,8 @@ install(
 	FILES ${CMAKE_BINARY_DIR}/manafiles.1.gz
 	DESTINATION ${CMAKE_INSTALL_MANDIR}/man1
 	CONFIGURATIONS Release)
+
+install(
+	FILES ${CMAKE_CURRENT_LIST_DIR}/manafiles.json
+	DESTINATION ${CMAKE_INSTALL_DOCDIR}/examples
+	CONFIGURATIONS Release)

doc/manafiles.json

@@ -0,0 +1,14 @@
+{
+	"excludePaths" : {
+		".git": "directory",
+		".md": "endsWith",
+		"packages": "file",
+		"README.org": "endsWith",
+		"screenshot.png": "file"
+	},
+	"systemDirectories": [
+		"/boot",
+		"/etc",
+		"/usr/share"
+	]
+}

src/config.cpp

@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2022 Riyyi
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <csignal>    // raise
+#include <cstdio>     // fprintf
+#include <filesystem> // current_path, recursive_directory
+#include <fstream>    // ifstream
+#include <string>
+#include <vector>
+
+#include "nlohmann/json.hpp"
+
+#include "config.h"
+
+Config::Config(s)
+	: m_workingDirectory(std::filesystem::current_path())
+	, m_workingDirectorySize(m_workingDirectory.string().size())
+{
+	findConfigFile();
+	parseConfigFile();
+}
+
+Config::~Config()
+{
+}
+
+// -----------------------------------------
+
+void Config::findConfigFile()
+{
+	std::string configFileName = "manafiles.json";
+
+	for (const auto& path : std::filesystem::recursive_directory_iterator { m_workingDirectory }) {
+		const auto& file = path.path().string();
+		if (file.find(configFileName) + configFileName.size() == file.size()) {
+			m_config = file;
+		}
+	}
+
+#ifndef NDEBUG
+	printf("Found config file @ %s\n", m_config.c_str() + m_workingDirectorySize + 1);
+#endif
+}
+
+void Config::parseConfigFile()
+{
+	if (m_config.empty()) {
+		return;
+	}
+
+	nlohmann::json json;
+
+	std::ifstream file(m_config);
+	if (!file.is_open()) {
+		return;
+	}
+
+	try {
+		file >> json;
+	}
+	catch (...) {
+		fprintf(stderr, "\033[31;1mConfig:\033[0m json syntax error\n");
+		raise(SIGABRT);
+		return;
+	}
+
+	m_settings = json.get<Settings>();
+}
+
+// -----------------------------------------
+
+void to_json(nlohmann::json& object, const Settings& settings)
+{
+	object = nlohmann::json {
+		{ "excludePaths", settings.excludePaths },
+		{ "systemDirectories", settings.systemDirectories }
+	};
+}
+
+void from_json(const nlohmann::json& object, Settings& settings)
+{
+	if (object.find("excludePaths") != object.end()) {
+		object.at("excludePaths").get_to(settings.excludePaths);
+	}
+
+	if (object.find("systemDirectories") != object.end()) {
+		object.at("systemDirectories").get_to(settings.systemDirectories);
+	}
+
+	// Check for correct exclude type values
+	for (const auto& path : settings.excludePaths) {
+		if (path.second != "file" && path.second != "directory" && path.second != "endsWith") {
+			fprintf(stderr, "\033[31;1mConfig:\033[0m invalid exclude type '%s'\n", path.second.c_str());
+			raise(SIGABRT);
+		}
+	}
+}

src/config.h

@@ -7,19 +7,66 @@
 #ifndef CONFIG_H
 #define CONFIG_H
 
+#include <cstddef>    // size_t
+#include <filesystem> // path
+#include <map>
+#include <string>
+#include <vector>
+
+#include "nlohmann/json.hpp"
+
 #include "util/singleton.h"
 
+struct Settings {
+	std::map<std::string, std::string> excludePaths {
+		{ ".git", "directory" },
+		{ ".md", "endsWith" },
+		{ "packages", "file" },
+		{ "README.org", "endsWith" },
+		{ "screenshot.png", "file" },
+	};
+	std::vector<std::filesystem::path> systemDirectories {
+		"/boot",
+		"/etc",
+		"/usr/share"
+	};
+};
+
 class Config : public Util::Singleton<Config> {
 public:
-	Config(s) {}
-	virtual ~Config() {}
+	Config(s);
+	virtual ~Config();
 
+	void setSystemDirectories(const std::vector<std::filesystem::path>& systemDirectories) { m_settings.systemDirectories = systemDirectories; }
+	void setExcludePaths(const std::map<std::string, std::string>& excludePaths) { m_settings.excludePaths = excludePaths; }
 	void setVerbose(bool verbose) { m_verbose = verbose; }
 
+	const std::map<std::string, std::string>& excludePaths() const { return m_settings.excludePaths; }
+	const std::vector<std::filesystem::path>& systemDirectories() const { return m_settings.systemDirectories; }
+
+	const std::filesystem::path& workingDirectory() const { return m_workingDirectory; }
+	size_t workingDirectorySize() const { return m_workingDirectorySize; }
+
 	bool verbose() const { return m_verbose; }
 
 private:
+	void findConfigFile();
+	void parseConfigFile();
+
 	bool m_verbose { false };
+
+	std::filesystem::path m_workingDirectory {};
+	size_t m_workingDirectorySize { 0 };
+
+	std::filesystem::path m_config;
+	Settings m_settings;
 };
 
+// -----------------------------------------
+
+// nlohmann::json arbitrary type conversion functions
+
+void to_json(nlohmann::json& object, const Settings& settings);
+void from_json(const nlohmann::json& object, Settings& settings);
+
 #endif // CONFIG_H

src/dotfile.cpp

@@ -21,8 +21,6 @@
 #include "util/file.h"
 
 Dotfile::Dotfile(s)
-	: m_workingDirectory(std::filesystem::current_path())
-	, m_workingDirectorySize(m_workingDirectory.string().size())
 {
 }
 
@@ -82,18 +80,18 @@ void Dotfile::add(const std::vector<std::string>& targets)
 
 void Dotfile::list(const std::vector<std::string>& targets)
 {
-	if (m_workingDirectory.empty()) {
+	if (Config::the().workingDirectory().empty()) {
 		fprintf(stderr, "\033[31;1mDotfile:\033[0m working directory is unset\n");
 		return;
 	}
 
-	if (!std::filesystem::is_directory(m_workingDirectory)) {
+	if (!std::filesystem::is_directory(Config::the().workingDirectory())) {
 		fprintf(stderr, "\033[31;1mDotfile:\033[0m working directory is not a directory\n");
 		return;
 	}
 
-	forEachDotfile(targets, [this](std::filesystem::directory_entry path, size_t) {
-		printf("%s\n", path.path().c_str() + m_workingDirectorySize + 1);
+	forEachDotfile(targets, [](std::filesystem::directory_entry path, size_t) {
+		printf("%s\n", path.path().c_str() + Config::the().workingDirectorySize() + 1);
 	});
 }
 
@@ -129,33 +127,33 @@ void Dotfile::pullOrPush(SyncType type, const std::vector<std::string>& targets)
 	if (type == SyncType::Pull) {
 		sync(
 			type, dotfiles, homeIndices, systemIndices,
-			[this](std::string* paths, const std::string& homeFile, const std::string& homeDirectory) {
+			[](std::string* paths, const std::string& homeFile, const std::string& homeDirectory) {
 				// homeFile = /home/<user>/dotfiles/<file>
 			    // copy: /home/<user>/<file>  ->  /home/<user>/dotfiles/<file>
-				paths[0] = homeDirectory + homeFile.substr(m_workingDirectorySize);
+				paths[0] = homeDirectory + homeFile.substr(Config::the().workingDirectorySize());
 				paths[1] = homeFile;
 			},
-			[this](std::string* paths, const std::string& systemFile) {
+			[](std::string* paths, const std::string& systemFile) {
 				// systemFile = /home/<user>/dotfiles/<file>
 			    // copy: <file>  ->  /home/<user>/dotfiles/<file>
-				paths[0] = systemFile.substr(m_workingDirectorySize);
+				paths[0] = systemFile.substr(Config::the().workingDirectorySize());
 				paths[1] = systemFile;
 			});
 	}
 	else {
 		sync(
 			type, dotfiles, homeIndices, systemIndices,
-			[this](std::string* paths, const std::string& homeFile, const std::string& homeDirectory) {
+			[](std::string* paths, const std::string& homeFile, const std::string& homeDirectory) {
 				// homeFile = /home/<user>/dotfiles/<file>
 			    // copy: /home/<user>/dotfiles/<file>  ->  /home/<user>/<file>
 				paths[0] = homeFile;
-				paths[1] = homeDirectory + homeFile.substr(m_workingDirectorySize);
+				paths[1] = homeDirectory + homeFile.substr(Config::the().workingDirectorySize());
 			},
-			[this](std::string* paths, const std::string& systemFile) {
+			[](std::string* paths, const std::string& systemFile) {
 				// systemFile = /home/<user>/dotfiles/<file>
 			    // copy: /home/<user>/dotfiles/<file>  ->  <file>
 				paths[0] = systemFile;
-				paths[1] = systemFile.substr(m_workingDirectorySize);
+				paths[1] = systemFile.substr(Config::the().workingDirectorySize());
 			});
 	}
 }
@@ -169,7 +167,7 @@ void Dotfile::sync(SyncType type,
 	if (!systemIndices.empty() && !root) {
 		for (size_t i : systemIndices) {
 			fprintf(stderr, "\033[31;1mDotfile:\033[0m need root privileges to copy system file '%s'\n",
-			        paths.at(i).c_str() + m_workingDirectorySize);
+			        paths.at(i).c_str() + Config::the().workingDirectorySize());
 		}
 		return;
 	}
@@ -342,7 +340,7 @@ void Dotfile::selectivelyCommentOrUncomment(const std::string& path)
 void Dotfile::forEachDotfile(const std::vector<std::string>& targets, const std::function<void(const std::filesystem::directory_entry&, size_t)>& callback)
 {
 	size_t index = 0;
-	for (const auto& path : std::filesystem::recursive_directory_iterator { m_workingDirectory }) {
+	for (const auto& path : std::filesystem::recursive_directory_iterator { Config::the().workingDirectory() }) {
 		if (path.is_directory() || filter(path)) {
 			continue;
 		}
@@ -355,19 +353,19 @@ void Dotfile::forEachDotfile(const std::vector<std::string>& targets, const std:
 
 bool Dotfile::filter(const std::filesystem::path& path)
 {
-	for (auto& excludePath : m_excludePaths) {
-		if (excludePath.type == ExcludeType::File) {
-			if (path.string() == m_workingDirectory / excludePath.path) {
+	for (auto& excludePath : Config::the().excludePaths()) {
+		if (excludePath.second == "file") {
+			if (path.string() == Config::the().workingDirectory() / excludePath.first) {
 				return true;
 			}
 		}
-		else if (excludePath.type == ExcludeType::Directory) {
-			if (path.string().find(m_workingDirectory / excludePath.path) == 0) {
+		else if (excludePath.second == "directory") {
+			if (path.string().find(Config::the().workingDirectory() / excludePath.first) == 0) {
 				return true;
 			}
 		}
-		else if (excludePath.type == ExcludeType::EndsWith) {
-			if (path.string().find(excludePath.path) == path.string().size() - excludePath.path.size()) {
+		else if (excludePath.second == "endsWith") {
+			if (path.string().find(excludePath.first) == path.string().size() - excludePath.first.size()) {
 				return true;
 			}
 		}
@@ -379,7 +377,7 @@ bool Dotfile::filter(const std::filesystem::path& path)
 bool Dotfile::include(const std::filesystem::path& path, const std::vector<std::string>& targets)
 {
 	for (const auto& target : targets) {
-		if (path.string().find(m_workingDirectory / target) == 0) {
+		if (path.string().find(Config::the().workingDirectory() / target) == 0) {
 			return true;
 		}
 	}
@@ -389,14 +387,14 @@ bool Dotfile::include(const std::filesystem::path& path, const std::vector<std::
 
 bool Dotfile::isSystemTarget(const std::string& target)
 {
-	for (const auto& systemDirectory : m_systemDirectories) {
+	for (const auto& systemDirectory : Config::the().systemDirectories()) {
 
 		if (target.find(systemDirectory) == 0) {
 			return true;
 		}
 		// FIXME: The second filesystem::path cant have a "/" as the first character,
 		//        as it will think the path is at the root.
-		if (target.find(m_workingDirectory.string() + systemDirectory.string()) == 0) {
+		if (target.find(Config::the().workingDirectory().string() + systemDirectory.string()) == 0) {
 			return true;
 		}
 	}

src/dotfile.h

@@ -25,32 +25,11 @@ public:
 		Push,
 	};
 
-	enum class ExcludeType {
-		File,
-		Directory,
-		EndsWith,
-	};
-
-	struct ExcludePath {
-		ExcludeType type;
-		std::string path;
-	};
-
 	void add(const std::vector<std::string>& targets = {});
 	void list(const std::vector<std::string>& targets = {});
 	void pull(const std::vector<std::string>& targets = {});
 	void push(const std::vector<std::string>& targets = {});
 
-	void setWorkingDirectory(std::filesystem::path directory)
-	{
-		m_workingDirectory = directory;
-		m_workingDirectorySize = directory.string().size();
-	}
-	void setSystemDirectories(const std::vector<std::filesystem::path>& systemDirectories) { m_systemDirectories = systemDirectories; }
-	void setExcludePaths(const std::vector<ExcludePath>& excludePaths) { m_excludePaths = excludePaths; }
-
-	const std::filesystem::path& workingDirectory() const { return m_workingDirectory; }
-
 private:
 	void pullOrPush(SyncType type, const std::vector<std::string>& targets = {});
 	void sync(SyncType type,
@@ -63,11 +42,6 @@ private:
 	bool filter(const std::filesystem::path& path);
 	bool include(const std::filesystem::path& path, const std::vector<std::string>& targets);
 	bool isSystemTarget(const std::string& target);
-
-	std::vector<ExcludePath> m_excludePaths;
-	std::vector<std::filesystem::path> m_systemDirectories;
-	std::filesystem::path m_workingDirectory;
-	size_t m_workingDirectorySize { 0 };
 };
 
 #endif // DOTFILE_H

src/main.cpp

@@ -54,21 +54,6 @@ int main(int argc, const char* argv[])
 	Config::the().setVerbose(verbose);
 
 	if (fileOperation) {
-		Dotfile::the().setExcludePaths({
-			{ Dotfile::ExcludeType::File, "dotfiles.sh" },
-			{ Dotfile::ExcludeType::File, "packages" },
-			{ Dotfile::ExcludeType::EndsWith, ".md" },
-			{ Dotfile::ExcludeType::EndsWith, "README.org" },
-			{ Dotfile::ExcludeType::Directory, ".git" },
-			{ Dotfile::ExcludeType::File, "screenshot.png" },
-
-			{ Dotfile::ExcludeType::Directory, ".cache" },
-			{ Dotfile::ExcludeType::Directory, "CMakeFiles" },
-			{ Dotfile::ExcludeType::Directory, "cppcheck-cppcheck-build-dir" },
-		});
-
-		Dotfile::the().setSystemDirectories({ "/boot", "/etc", "/usr/share" });
-
 		if (addOrAur) {
 			Dotfile::the().add(targets);
 		}
@@ -83,19 +68,17 @@ int main(int argc, const char* argv[])
 		}
 	}
 	else if (packageOperation) {
-		Package package;
-
 		if (addOrAur) {
-			package.aurInstall();
+			Package::the().aurInstall();
 		}
 		if (install) {
-			package.install();
+			Package::the().install();
 		}
 		if (pushOrStore) {
-			package.store();
+			Package::the().store();
 		}
 		if (!addOrAur && !install && !pushOrStore) {
-			package.list(targets);
+			Package::the().list(targets);
 		}
 	}
 	else if (helpOperation) {

src/package.cpp

@@ -20,7 +20,7 @@
 #include "util/shell.h"
 #include "util/system.h"
 
-Package::Package()
+Package::Package(s)
 {
 }
 

src/package.h

@@ -11,9 +11,11 @@
 #include <string>
 #include <vector>
 
-class Package {
+#include "util/singleton.h"
+
+class Package : public Util::Singleton<Package> {
 public:
-	Package();
+	Package(s);
 	virtual ~Package();
 
 	enum class Distro {

test/unit/testdotfile.cpp

@@ -10,6 +10,7 @@
 #include <unistd.h> // geteuid, setegid, seteuid
 #include <vector>
 
+#include "config.h"
 #include "dotfile.h"
 #include "machine.h"
 #include "macro.h"
@@ -208,13 +209,13 @@ TEST_CASE(PushDotfilesWithExcludePath)
 
 	createTestDotfiles(fileNames, { "", "", "", "" });
 
-	Dotfile::the().setExcludePaths({
-		{ Dotfile::ExcludeType::File, "__test-file-1" },
-		{ Dotfile::ExcludeType::Directory, "__subdir" },
-		{ Dotfile::ExcludeType::EndsWith, ".test" },
+	Config::the().setExcludePaths({
+		{ "__test-file-1", "file" },
+		{ "__subdir", "directory" },
+		{ ".test", "endsWith" },
 	});
 	Dotfile::the().push(fileNames);
-	Dotfile::the().setExcludePaths({});
+	Config::the().setExcludePaths({});
 
 	for (const auto& file : fileNames) {
 		EXPECT(!std::filesystem::exists(homeDirectory / file));
@@ -322,15 +323,15 @@ TEST_CASE(AddSystemDotfiles)
 {
 	VERIFY(geteuid() == 0, return);
 
-	Dotfile::the().setSystemDirectories({ "/etc", "/usr/lib" });
+	Config::the().setSystemDirectories({ "/etc", "/usr/lib" });
 	Dotfile::the().add({ "/etc/group", "/usr/lib/os-release" });
-	Dotfile::the().setSystemDirectories({});
+	Config::the().setSystemDirectories({});
 
 	EXPECT(std::filesystem::exists("etc/group"));
 	EXPECT(std::filesystem::exists("usr/lib/os-release"));
 
-	std::filesystem::remove_all(Dotfile::the().workingDirectory() / "etc");
-	std::filesystem::remove_all(Dotfile::the().workingDirectory() / "usr");
+	std::filesystem::remove_all(Config::the().workingDirectory() / "etc");
+	std::filesystem::remove_all(Config::the().workingDirectory() / "usr");
 }
 
 TEST_CASE(PullSystemDotfiles)
@@ -339,13 +340,13 @@ TEST_CASE(PullSystemDotfiles)
 
 	createTestDotfiles({ "etc/group" }, { "" }, true);
 
-	Dotfile::the().setSystemDirectories({ "/etc" });
+	Config::the().setSystemDirectories({ "/etc" });
 	Dotfile::the().pull({ "etc/group" });
-	Dotfile::the().setSystemDirectories({});
+	Config::the().setSystemDirectories({});
 
 	Util::File lhs("/etc/group");
-	Util::File rhs(Dotfile::the().workingDirectory() / "etc/group");
+	Util::File rhs(Config::the().workingDirectory() / "etc/group");
 	EXPECT_EQ(lhs.data(), rhs.data());
 
-	std::filesystem::remove_all(Dotfile::the().workingDirectory() / "etc");
+	std::filesystem::remove_all(Config::the().workingDirectory() / "etc");
 }