74 lines
3.2 KiB
C++
74 lines
3.2 KiB
C++
#include <filesystem>
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#include <iostream>
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#include <vector>
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#include <algorithm>
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namespace fs = std::filesystem;
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void printPerms(fs::perms p) {
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std::cout << ((p & fs::perms::owner_read) != fs::perms::none ? "r" : "-")
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<< ((p & fs::perms::owner_write) != fs::perms::none ? "w" : "-")
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<< ((p & fs::perms::owner_exec) != fs::perms::none ? "x" : "-")
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<< ((p & fs::perms::group_read) != fs::perms::none ? "r" : "-")
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<< ((p & fs::perms::group_write) != fs::perms::none ? "w" : "-")
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<< ((p & fs::perms::group_exec) != fs::perms::none ? "x" : "-")
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<< ((p & fs::perms::others_read) != fs::perms::none ? "r" : "-")
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<< ((p & fs::perms::others_write) != fs::perms::none ? "w" : "-")
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<< ((p & fs::perms::others_exec) != fs::perms::none ? "x" : "-")
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<< '\n';
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}
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void printPermissionsForDir() {
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for (const auto& entry : fs::directory_iterator(fs::current_path().string() + "/project")) {
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if (fs::is_regular_file(entry.path())) {
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std::cout << "File: "
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<< std::left << std::setw(20)
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<< entry.path().filename()
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<< " | Permissions: ";
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printPerms(fs::status(entry.path()).permissions());
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}
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}
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std::cout << std::string(80, '_') << "\n\n";
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}
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void changePermissions() {
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for (const auto& entry : fs::directory_iterator(fs::current_path().string() + "/project")) {
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if (fs::is_regular_file(entry.path())) {
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fs::perms p = fs::perms::none;
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using per = fs::perms;
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if(entry.path().extension() == ".exe"){
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p = per::owner_all | per::group_read | per::group_write | per::others_read | per::others_write;
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} else if(entry.path().extension() == ".cpp" || entry.path().extension() == ".hpp"){
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p = per::owner_read | per::owner_write | per::group_read | per::others_read;
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}
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fs::permissions(entry.path(), p);
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}
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}
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}
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int main() {
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printPermissionsForDir();
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changePermissions();
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printPermissionsForDir();
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// Part 2 unncoment later
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auto print_last_write_time = [](std::filesystem::file_time_type const& ftime) {
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std::time_t time = std::chrono::system_clock::to_time_t(
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std::chrono::file_clock::to_sys(ftime));
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std::cout << "File write time is " << std::asctime(std::localtime(&time));
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};
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std::vector<std::pair<fs::path, fs::file_time_type>> paths;
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for (const auto& entry : fs::directory_iterator(fs::current_path().string() + "/project")) {
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if (fs::is_regular_file(entry.path())) {
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paths.push_back(std::make_pair(entry.path(), fs::last_write_time(entry.path())));
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}
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}
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std::sort(paths.begin(), paths.end(), [](auto a, auto b) {return ( a > b );});
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std::cout << "Last modified file is: " << paths.front().first << '\n';
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print_last_write_time(std::filesystem::last_write_time(paths.front().first));
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std::cout << "files which were longest unmodified: " << paths.back().first << std::endl;
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print_last_write_time(std::filesystem::last_write_time(paths.back().first));
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}
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