Add a periodic donation nag

src/Compositor.cpp

@@ -9,6 +9,7 @@
 #include "managers/PointerManager.hpp"
 #include "managers/SeatManager.hpp"
 #include "managers/VersionKeeperManager.hpp"
+#include "managers/DonationNagManager.hpp"
 #include "managers/eventLoop/EventLoopManager.hpp"
 #include <aquamarine/output/Output.hpp>
 #include <bit>
@@ -25,6 +26,7 @@
 #endif
 #include <ranges>
 #include "helpers/varlist/VarList.hpp"
+#include "helpers/fs/FsUtils.hpp"
 #include "protocols/FractionalScale.hpp"
 #include "protocols/PointerConstraints.hpp"
 #include "protocols/LayerShell.hpp"
@@ -543,6 +545,8 @@ void CCompositor::cleanup() {
     g_pSeatManager.reset();
     g_pHyprCtl.reset();
     g_pEventLoopManager.reset();
+    g_pVersionKeeperMgr.reset();
+    g_pDonationNagManager.reset();
 
     if (m_pAqBackend)
         m_pAqBackend.reset();
@@ -644,6 +648,9 @@ void CCompositor::initManagers(eManagersInitStage stage) {
             Debug::log(LOG, "Creating the VersionKeeper!");
             g_pVersionKeeperMgr = std::make_unique<CVersionKeeperManager>();
 
+            Debug::log(LOG, "Creating the DonationNag!");
+            g_pDonationNagManager = std::make_unique<CDonationNagManager>();
+
             Debug::log(LOG, "Starting XWayland");
             g_pXWayland = std::make_unique<CXWayland>(g_pCompositor->m_bEnableXwayland);
         } break;
@@ -2629,7 +2636,7 @@ void CCompositor::performUserChecks() {
     }
 
     if (!*PNOCHECKQTUTILS) {
-        if (!executableExistsInPath("hyprland-dialog")) {
+        if (!NFsUtils::executableExistsInPath("hyprland-dialog")) {
             g_pHyprNotificationOverlay->addNotification(
                 "Your system does not have hyprland-qtutils installed. This is a runtime dependency for some dialogs. Consider installing it.", CHyprColor{}, 15000, ICON_WARNING);
         }

src/config/ConfigManager.cpp

@@ -618,6 +618,7 @@ CConfigManager::CConfigManager() {
     m_pConfig->addConfigValue("render:ctm_animation", Hyprlang::INT{2});
 
     m_pConfig->addConfigValue("ecosystem:no_update_news", Hyprlang::INT{0});
+    m_pConfig->addConfigValue("ecosystem:no_donation_nag", Hyprlang::INT{0});
 
     // devices
     m_pConfig->addSpecialCategory("device", {"name"});

src/helpers/MiscFunctions.cpp

@@ -911,30 +911,3 @@ float stringToPercentage(const std::string& VALUE, const float REL) {
     else
         return std::stof(VALUE);
 }
-
-bool executableExistsInPath(const std::string& exe) {
-    if (!getenv("PATH"))
-        return false;
-
-    static CVarList paths(getenv("PATH"), 0, ':', true);
-
-    for (auto& p : paths) {
-        std::string     path = p + std::string{"/"} + exe;
-        std::error_code ec;
-        if (!std::filesystem::exists(path, ec) || ec)
-            continue;
-
-        if (!std::filesystem::is_regular_file(path, ec) || ec)
-            continue;
-
-        auto stat = std::filesystem::status(path, ec);
-        if (ec)
-            continue;
-
-        auto perms = stat.permissions();
-
-        return std::filesystem::perms::none != (perms & std::filesystem::perms::others_exec);
-    }
-
-    return false;
-}

src/helpers/MiscFunctions.hpp

@@ -40,7 +40,6 @@ bool                                envEnabled(const std::string& env);
 int                                 allocateSHMFile(size_t len);
 bool                                allocateSHMFilePair(size_t size, int* rw_fd_ptr, int* ro_fd_ptr);
 float                               stringToPercentage(const std::string& VALUE, const float REL);
-bool                                executableExistsInPath(const std::string& exe);
 
 template <typename... Args>
 [[deprecated("use std::format instead")]] std::string getFormat(std::format_string<Args...> fmt, Args&&... args) {

src/helpers/fs/FsUtils.cpp

@@ -0,0 +1,107 @@
+#include "FsUtils.hpp"
+#include "../../debug/Log.hpp"
+
+#include <cstdlib>
+#include <filesystem>
+
+#include <hyprutils/string/String.hpp>
+#include <hyprutils/string/VarList.hpp>
+using namespace Hyprutils::String;
+
+std::optional<std::string> NFsUtils::getDataHome() {
+    const auto  DATA_HOME = getenv("XDG_DATA_HOME");
+
+    std::string dataRoot;
+
+    if (!DATA_HOME) {
+        const auto HOME = getenv("HOME");
+
+        if (!HOME) {
+            Debug::log(ERR, "FsUtils::getDataHome: can't get data home: no $HOME or $XDG_DATA_HOME");
+            return std::nullopt;
+        }
+
+        dataRoot = HOME + std::string{"/.local/share/"};
+    } else
+        dataRoot = DATA_HOME + std::string{"/"};
+
+    std::error_code ec;
+    if (!std::filesystem::exists(dataRoot, ec) || ec) {
+        Debug::log(ERR, "FsUtils::getDataHome: can't get data home: inaccessible / missing");
+        return std::nullopt;
+    }
+
+    dataRoot += "hyprland/";
+
+    if (!std::filesystem::exists(dataRoot, ec) || ec) {
+        Debug::log(LOG, "FsUtils::getDataHome: no hyprland data home, creating.");
+        std::filesystem::create_directory(dataRoot, ec);
+        if (ec) {
+            Debug::log(ERR, "FsUtils::getDataHome: can't create new data home for hyprland");
+            return std::nullopt;
+        }
+        std::filesystem::permissions(dataRoot, std::filesystem::perms::owner_read | std::filesystem::perms::owner_write | std::filesystem::perms::owner_exec, ec);
+        if (ec)
+            Debug::log(WARN, "FsUtils::getDataHome: couldn't set perms on hyprland data store. Proceeding anyways.");
+    }
+
+    if (!std::filesystem::exists(dataRoot, ec) || ec) {
+        Debug::log(ERR, "FsUtils::getDataHome: no hyprland data home, failed to create.");
+        return std::nullopt;
+    }
+
+    return dataRoot;
+}
+
+std::optional<std::string> NFsUtils::readFileAsString(const std::string& path) {
+    std::error_code ec;
+
+    if (!std::filesystem::exists(path, ec) || ec)
+        return std::nullopt;
+
+    std::ifstream file(path);
+    if (!file.good())
+        return std::nullopt;
+
+    return trim(std::string((std::istreambuf_iterator<char>(file)), (std::istreambuf_iterator<char>())));
+}
+
+bool NFsUtils::writeToFile(const std::string& path, const std::string& content) {
+    std::ofstream of(path, std::ios::trunc);
+    if (!of.good()) {
+        Debug::log(ERR, "CVersionKeeperManager: couldn't open an ofstream for writing the version file.");
+        return false;
+    }
+
+    of << content;
+    of.close();
+
+    return true;
+}
+
+bool NFsUtils::executableExistsInPath(const std::string& exe) {
+    if (!getenv("PATH"))
+        return false;
+
+    static CVarList paths(getenv("PATH"), 0, ':', true);
+
+    for (auto& p : paths) {
+        std::string     path = p + std::string{"/"} + exe;
+        std::error_code ec;
+        if (!std::filesystem::exists(path, ec) || ec)
+            continue;
+
+        if (!std::filesystem::is_regular_file(path, ec) || ec)
+            continue;
+
+        auto stat = std::filesystem::status(path, ec);
+        if (ec)
+            continue;
+
+        auto perms = stat.permissions();
+
+        return std::filesystem::perms::none != (perms & std::filesystem::perms::others_exec);
+    }
+
+    return false;
+}

src/helpers/fs/FsUtils.hpp

@@ -0,0 +1,15 @@
+#pragma once
+#include <optional>
+#include <string>
+
+namespace NFsUtils {
+    // Returns the path to the hyprland directory in data home.
+    std::optional<std::string> getDataHome();
+
+    std::optional<std::string> readFileAsString(const std::string& path);
+
+    // overwrites the file if exists
+    bool writeToFile(const std::string& path, const std::string& content);
+
+    bool executableExistsInPath(const std::string& exe);
+};

src/managers/DonationNagManager.cpp

@@ -0,0 +1,114 @@
+#include "DonationNagManager.hpp"
+#include "../debug/Log.hpp"
+#include "VersionKeeperManager.hpp"
+#include "eventLoop/EventLoopManager.hpp"
+#include "../config/ConfigValue.hpp"
+
+#include <chrono>
+#include <format>
+
+#include "../helpers/fs/FsUtils.hpp"
+
+#include <hyprutils/os/Process.hpp>
+using namespace Hyprutils::OS;
+
+constexpr const char* LAST_NAG_FILE_NAME = "lastNag";
+constexpr uint64_t    DAY_IN_SECONDS     = 3600ULL * 24;
+constexpr uint64_t    MONTH_IN_SECONDS   = DAY_IN_SECONDS * 30;
+
+struct SNagDatePoint {
+    // Counted from 1, as in Jan 1st is 1, 1
+    // No month-boundaries because I am lazy
+    uint8_t month = 0, dayStart = 0, dayEnd = 0;
+};
+
+// clang-format off
+const std::vector<SNagDatePoint> NAG_DATE_POINTS = {
+    SNagDatePoint {
+        7, 20, 31,
+    },
+    SNagDatePoint {
+        12, 1, 28
+    },
+};
+// clang-format on
+
+CDonationNagManager::CDonationNagManager() {
+    static auto PNONAG = CConfigValue<Hyprlang::INT>("ecosystem:no_donation_nag");
+
+    if (g_pVersionKeeperMgr->fired() || *PNONAG)
+        return;
+
+    const auto DATAROOT = NFsUtils::getDataHome();
+
+    if (!DATAROOT)
+        return;
+
+    const auto EPOCH = std::chrono::duration_cast<std::chrono::seconds>(std::chrono::system_clock::now().time_since_epoch()).count();
+
+    const auto LASTNAGSTR = NFsUtils::readFileAsString(*DATAROOT + "/" + LAST_NAG_FILE_NAME);
+
+    if (!LASTNAGSTR) {
+        const auto EPOCHSTR = std::format("{}", EPOCH);
+        NFsUtils::writeToFile(*DATAROOT + "/" + LAST_NAG_FILE_NAME, EPOCHSTR);
+        return;
+    }
+
+    uint64_t LAST_EPOCH = 0;
+
+    try {
+        LAST_EPOCH = std::stoull(*LASTNAGSTR);
+    } catch (std::exception& e) {
+        Debug::log(ERR, "DonationNag: Last epoch invalid? Failed to parse \"{}\". Setting to today.", *LASTNAGSTR);
+        const auto EPOCHSTR = std::format("{}", EPOCH);
+        NFsUtils::writeToFile(*DATAROOT + "/" + LAST_NAG_FILE_NAME, EPOCHSTR);
+        return;
+    }
+
+    // don't nag if the last nag was less than a month ago. This is
+    // mostly for first-time nags, as other nags happen in specific time frames shorter than a month
+    if (EPOCH - LAST_EPOCH < MONTH_IN_SECONDS) {
+        Debug::log(LOG, "DonationNag: last nag was {} days ago, too early for a nag.", (int)std::round((EPOCH - LAST_EPOCH) / (double)MONTH_IN_SECONDS));
+        return;
+    }
+
+    if (!NFsUtils::executableExistsInPath("hyprland-donate-screen")) {
+        Debug::log(ERR, "DonationNag: executable doesn't exist, skipping.");
+        return;
+    }
+
+    auto       tt    = std::chrono::system_clock::to_time_t(std::chrono::system_clock::now());
+    auto       local = *localtime(&tt);
+
+    const auto MONTH = local.tm_mon + 1;
+    const auto DAY   = local.tm_mday;
+
+    for (const auto& nagPoint : NAG_DATE_POINTS) {
+        if (MONTH != nagPoint.month)
+            continue;
+
+        if (DAY < nagPoint.dayStart || DAY > nagPoint.dayEnd)
+            continue;
+
+        Debug::log(LOG, "DonationNag: hit nag month {} days {}-{}, it's {} today, nagging", MONTH, nagPoint.dayStart, nagPoint.dayEnd, DAY);
+
+        m_bFired = true;
+
+        const auto EPOCHSTR = std::format("{}", EPOCH);
+        NFsUtils::writeToFile(*DATAROOT + "/" + LAST_NAG_FILE_NAME, EPOCHSTR);
+
+        g_pEventLoopManager->doLater([] {
+            CProcess proc("hyprland-donate-screen", {});
+            proc.runAsync();
+        });
+
+        break;
+    }
+
+    if (!m_bFired)
+        Debug::log(LOG, "DonationNag: didn't hit any nagging periods");
+}
+
+bool CDonationNagManager::fired() {
+    return m_bFired;
+}

src/managers/DonationNagManager.hpp

@@ -0,0 +1,16 @@
+#pragma once
+
+#include <memory>
+
+class CDonationNagManager {
+  public:
+    CDonationNagManager();
+
+    // whether the donation nag was shown this boot.
+    bool fired();
+
+  private:
+    bool m_bFired = false;
+};
+
+inline std::unique_ptr<CDonationNagManager> g_pDonationNagManager;