mirror of
https://github.com/hyprwm/hyprcursor.git
synced 2024-12-22 02:09:48 +01:00
util: add extracting xcursor themes
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parent
5227dcc787
commit
10516e0451
2 changed files with 186 additions and 5 deletions
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@ -2,9 +2,21 @@
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#include <zip.h>
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#include <optional>
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#include <filesystem>
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#include <array>
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#include <format>
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#include <hyprlang.hpp>
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#include "internalSharedTypes.hpp"
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enum eOperation {
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OPERATION_CREATE = 0,
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OPERATION_EXTRACT = 1,
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};
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struct XCursorConfigEntry {
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int size = 0, hotspotX = 0, hotspotY = 0, delay = 0;
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std::string image;
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};
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static std::string removeBeginEndSpacesTabs(std::string str) {
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if (str.empty())
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return str;
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@ -62,7 +74,7 @@ static Hyprlang::CParseResult parseOverride(const char* C, const char* V) {
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return result;
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}
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std::optional<std::string> createCursorThemeFromPath(const std::string& path, const std::string& out_ = {}) {
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static std::optional<std::string> createCursorThemeFromPath(const std::string& path, const std::string& out_ = {}) {
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if (!std::filesystem::exists(path))
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return "input path does not exist";
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@ -76,6 +88,9 @@ std::optional<std::string> createCursorThemeFromPath(const std::string& path, co
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try {
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manifest = std::make_unique<Hyprlang::CConfig>(MANIFESTPATH.c_str(), Hyprlang::SConfigOptions{});
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manifest->addConfigValue("cursors_directory", Hyprlang::STRING{""});
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manifest->addConfigValue("name", Hyprlang::STRING{""});
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manifest->addConfigValue("description", Hyprlang::STRING{""});
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manifest->addConfigValue("version", Hyprlang::STRING{""});
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manifest->commence();
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manifest->parse();
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} catch (const char* err) { return "failed parsing manifest: " + std::string{err}; }
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@ -190,6 +205,156 @@ std::optional<std::string> createCursorThemeFromPath(const std::string& path, co
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return {};
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}
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static std::string spawnSync(const std::string& cmd) {
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std::array<char, 128> buffer;
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std::string result;
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const std::unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd.c_str(), "r"), pclose);
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if (!pipe)
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return "";
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while (fgets(buffer.data(), buffer.size(), pipe.get()) != nullptr) {
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result += buffer.data();
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}
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return result;
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}
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static std::optional<std::string> extractXTheme(const std::string& xpath, const std::string& out_) {
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if (!std::filesystem::exists(xpath) || !std::filesystem::exists(xpath + "/cursors"))
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return "input path does not exist or is not an xcursor theme";
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std::string out = out_.empty() ? xpath.substr(0, xpath.find_last_of('/') + 1) + "extracted/" : out_;
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// create output fs structure
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if (!std::filesystem::exists(out))
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std::filesystem::create_directory(out);
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else {
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// clear the entire thing, avoid melting themes together
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std::filesystem::remove_all(out);
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std::filesystem::create_directory(out);
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}
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// write a boring manifest
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std::ofstream manifest(out + "/manifest.hl", std::ios::trunc);
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if (!manifest.good())
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return "failed writing manifest";
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manifest << "name = Extracted Theme\ndescription = Automatically extracted with hyprcursor-util\nversion = 0.1\ncursors_directory = hyprcursors\n";
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manifest.close();
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// make a cursors dir
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std::filesystem::create_directory(out + "/hyprcursors/");
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// create a temp extract dir
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std::filesystem::create_directory("/tmp/hyprcursor-util/");
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// write all cursors
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for (auto& xcursor : std::filesystem::directory_iterator(xpath + "/cursors/")) {
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// ignore symlinks, we'll write them to the meta.hl file.
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if (!xcursor.is_regular_file() || xcursor.is_symlink())
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continue;
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const auto CURSORDIR = out + "/hyprcursors/" + xcursor.path().stem().string();
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std::filesystem::create_directory(CURSORDIR);
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std::cout << "Found xcursor " << xcursor.path().stem().string() << "\n";
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// decompile xcursor
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const auto OUT = spawnSync(
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std::format("rm /tmp/hyprcursor-util/* && cd /tmp/hyprcursor-util && xcur2png {} -d /tmp/hyprcursor-util 2>&1", std::filesystem::canonical(xcursor.path()).string()));
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// read the config
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std::vector<XCursorConfigEntry> entries;
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std::ifstream xconfig("/tmp/hyprcursor-util/" + xcursor.path().stem().string() + ".conf");
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if (!xconfig.good())
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return "Failed reading xconfig for " + xcursor.path().string();
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std::string line = "";
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while (std::getline(xconfig, line)) {
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if (line.starts_with("#"))
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continue;
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auto& ENTRY = entries.emplace_back();
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// extract
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try {
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std::string curval = line.substr(0, line.find_first_of('\t'));
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ENTRY.size = std::stoi(curval);
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line = line.substr(line.find_first_of('\t') + 1);
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curval = line.substr(0, line.find_first_of('\t'));
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ENTRY.hotspotX = std::stoi(curval);
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line = line.substr(line.find_first_of('\t') + 1);
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curval = line.substr(0, line.find_first_of('\t'));
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ENTRY.hotspotY = std::stoi(curval);
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line = line.substr(line.find_first_of('\t') + 1);
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curval = line.substr(0, line.find_first_of('\t'));
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ENTRY.image = curval;
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line = line.substr(line.find_first_of('\t') + 1);
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curval = line.substr(0, line.find_first_of('\t'));
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ENTRY.delay = std::stoi(curval);
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} catch (std::exception& e) { return "Failed reading xconfig " + xcursor.path().string() + " because of " + e.what(); }
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std::cout << "Extracted " << xcursor.path().stem().string() << " at size " << ENTRY.size << "\n";
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}
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if (entries.empty())
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return "Empty xcursor " + xcursor.path().string();
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// copy pngs
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for (auto& extracted : std::filesystem::directory_iterator("/tmp/hyprcursor-util")) {
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if (extracted.path().string().ends_with(".conf"))
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continue;
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std::filesystem::copy(extracted, CURSORDIR + "/");
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}
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// write a meta.hl
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std::string metaString = "resize_algorithm = none\n";
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// find hotspot from first entry
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metaString +=
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std::format("hotspot_x = {:.2f}\nhotspot_y = {:.2f}\n\n", (float)entries[0].hotspotX / (float)entries[0].size, (float)entries[0].hotspotY / (float)entries[0].size);
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// define all sizes
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for (auto& entry : entries) {
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const auto ENTRYSTEM = entry.image.substr(entry.image.find_last_of('/') + 1);
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metaString += std::format("define_size = {}, {}\n", entry.size, ENTRYSTEM);
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}
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metaString += "\n";
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// define overrides, scan for symlinks
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for (auto& xcursor2 : std::filesystem::directory_iterator(xpath + "/cursors/")) {
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if (!xcursor2.is_symlink())
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continue;
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if (std::filesystem::canonical(xcursor2) != std::filesystem::canonical(xcursor))
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continue;
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// this sym points to us
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metaString += std::format("define_override = {}\n", xcursor2.path().stem().string());
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}
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// meta done, write
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std::ofstream meta(CURSORDIR + "/meta.hl", std::ios::trunc);
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meta << metaString;
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meta.close();
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}
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std::filesystem::remove_all("/tmp/hyprcursor-util/");
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return {};
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}
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int main(int argc, char** argv, char** envp) {
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if (argc < 2) {
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@ -213,6 +378,15 @@ int main(int argc, char** argv, char** envp) {
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return 1;
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}
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path = argv[++i];
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} else if (arg == "--extract" || arg == "-x") {
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op = OPERATION_EXTRACT;
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if (argc < 3) {
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std::cerr << "Missing path for extract.\n";
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return 1;
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}
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path = argv[++i];
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} else {
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std::cerr << "Invalid mode.\n";
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@ -230,6 +404,9 @@ int main(int argc, char** argv, char** envp) {
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}
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}
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if (path.ends_with("/"))
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path.pop_back();
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switch (op) {
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case OPERATION_CREATE: {
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const auto RET = createCursorThemeFromPath(path, out);
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@ -239,6 +416,14 @@ int main(int argc, char** argv, char** envp) {
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}
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break;
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}
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case OPERATION_EXTRACT: {
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const auto RET = extractXTheme(path, out);
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if (RET.has_value()) {
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std::cerr << "Failed: " << RET.value() << "\n";
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return 1;
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}
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break;
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}
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default: std::cerr << "Invalid mode.\n"; return 1;
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}
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@ -2,10 +2,6 @@
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#include <string>
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#include <vector>
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enum eOperation {
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OPERATION_CREATE = 0,
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};
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enum eResizeAlgo {
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RESIZE_BILINEAR = 0,
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RESIZE_NEAREST = 1,
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