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Hyprland/hyprctl/main.cpp
vaxerski 510db64860 hyprctl: allow spaces in cursor themes
2023-04-20 23:59:31 +01:00

383 lines
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C++
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#include <ctype.h>
#include <netdb.h>
#include <netinet/in.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/un.h>
#include <unistd.h>
#include <ranges>
#include <algorithm>
#include <iostream>
#include <string>
#include <fstream>
#include <string>
#include <deque>
const std::string USAGE = R"#(usage: hyprctl [(opt)flags] [command] [(opt)args]
commands:
monitors
workspaces
clients
activewindow
layers
devices
binds
dispatch
keyword
version
kill
splash
hyprpaper
reload
setcursor
getoption
cursorpos
switchxkblayout
seterror
setprop
plugin
notify
globalshortcuts
flags:
-j -> output in JSON
--batch -> execute a batch of commands, separated by ';'
)#";
void request(std::string arg, int minArgs = 0) {
const auto SERVERSOCKET = socket(AF_UNIX, SOCK_STREAM, 0);
const auto ARGS = std::count(arg.begin(), arg.end(), ' ');
if (ARGS < minArgs) {
std::cout << "Not enough arguments, expected at least " << minArgs;
return;
}
if (SERVERSOCKET < 0) {
std::cout << "Couldn't open a socket (1)";
return;
}
// get the instance signature
auto instanceSig = getenv("HYPRLAND_INSTANCE_SIGNATURE");
if (!instanceSig) {
std::cout << "HYPRLAND_INSTANCE_SIGNATURE was not set! (Is Hyprland running?)";
return;
}
std::string instanceSigStr = std::string(instanceSig);
sockaddr_un serverAddress = {0};
serverAddress.sun_family = AF_UNIX;
std::string socketPath = "/tmp/hypr/" + instanceSigStr + "/.socket.sock";
strncpy(serverAddress.sun_path, socketPath.c_str(), 107);
if (connect(SERVERSOCKET, (sockaddr*)&serverAddress, SUN_LEN(&serverAddress)) < 0) {
std::cout << "Couldn't connect to " << socketPath << ". (3)";
return;
}
auto sizeWritten = write(SERVERSOCKET, arg.c_str(), arg.length());
if (sizeWritten < 0) {
std::cout << "Couldn't write (4)";
return;
}
std::string reply = "";
char buffer[8192] = {0};
sizeWritten = read(SERVERSOCKET, buffer, 8192);
if (sizeWritten < 0) {
std::cout << "Couldn't read (5)";
return;
}
reply += std::string(buffer, sizeWritten);
while (sizeWritten == 8192) {
sizeWritten = read(SERVERSOCKET, buffer, 8192);
if (sizeWritten < 0) {
std::cout << "Couldn't read (5)";
return;
}
reply += std::string(buffer, sizeWritten);
}
close(SERVERSOCKET);
std::cout << reply;
}
void requestHyprpaper(std::string arg) {
const auto SERVERSOCKET = socket(AF_UNIX, SOCK_STREAM, 0);
if (SERVERSOCKET < 0) {
std::cout << "Couldn't open a socket (1)";
return;
}
// get the instance signature
auto instanceSig = getenv("HYPRLAND_INSTANCE_SIGNATURE");
if (!instanceSig) {
std::cout << "HYPRLAND_INSTANCE_SIGNATURE was not set! (Is Hyprland running?)";
return;
}
std::string instanceSigStr = std::string(instanceSig);
sockaddr_un serverAddress = {0};
serverAddress.sun_family = AF_UNIX;
std::string socketPath = "/tmp/hypr/" + instanceSigStr + "/.hyprpaper.sock";
strncpy(serverAddress.sun_path, socketPath.c_str(), 107);
if (connect(SERVERSOCKET, (sockaddr*)&serverAddress, SUN_LEN(&serverAddress)) < 0) {
std::cout << "Couldn't connect to " << socketPath << ". (3)";
return;
}
auto sizeWritten = write(SERVERSOCKET, arg.c_str(), arg.length());
if (sizeWritten < 0) {
std::cout << "Couldn't write (4)";
return;
}
char buffer[8192] = {0};
sizeWritten = read(SERVERSOCKET, buffer, 8192);
if (sizeWritten < 0) {
std::cout << "Couldn't read (5)";
return;
}
close(SERVERSOCKET);
std::cout << std::string(buffer);
}
int dispatchRequest(int argc, char** argv) {
if (argc < 3) {
std::cout << "Usage: hyprctl dispatch <dispatcher> <arg>\n\
Execute a hyprland keybind dispatcher with the given argument";
return 1;
}
std::string rq = "/dispatch";
for (int i = 2; i < argc; i++) {
if (!strcmp(argv[i], "--"))
continue;
rq += " " + std::string(argv[i]);
}
request(rq);
return 0;
}
int keywordRequest(int argc, char** argv) {
if (argc < 4) {
std::cout << "Usage: hyprctl keyword <keyword> <arg>\n\
Execute a hyprland keyword with the given argument";
return 1;
}
std::string rq = "/keyword";
for (int i = 2; i < argc; i++)
rq += " " + std::string(argv[i]);
request(rq);
return 0;
}
int hyprpaperRequest(int argc, char** argv) {
if (argc < 4) {
std::cout << "Usage: hyprctl hyprpaper <command> <arg>\n\
Execute a hyprpaper command with the given argument";
return 1;
}
std::string rq = std::string(argv[2]) + " " + std::string(argv[3]);
requestHyprpaper(rq);
return 0;
}
int setcursorRequest(int argc, char** argv) {
if (argc < 4) {
std::cout << "Usage: hyprctl setcursor <theme> <size>\n\
Sets the cursor theme for everything except GTK and reloads the cursor";
return 1;
}
std::string rq = "setcursor ";
for (size_t i = 2; i < argc; ++i)
rq += std::string(argv[i]) + " ";
rq.pop_back();
request(rq);
return 0;
}
int outputRequest(int argc, char** argv) {
if (argc < 4) {
std::cout << "Usage: hyprctl output <mode> <name>\n\
creates / destroys a fake output\n\
with create, name is the backend name to use (available: auto, x11, wayland, headless)\n\
with destroy, name is the output name to destroy";
return 1;
}
std::string rq = "output " + std::string(argv[2]) + " " + std::string(argv[3]);
request(rq);
return 0;
}
void batchRequest(std::string arg) {
std::string rq = "[[BATCH]]" + arg.substr(arg.find_first_of(" ") + 1);
request(rq);
}
std::deque<std::string> splitArgs(int argc, char** argv) {
std::deque<std::string> result;
for (auto i = 1 /* skip the executable */; i < argc; ++i)
result.push_back(std::string(argv[i]));
return result;
}
bool isNumber(const std::string& str, bool allowfloat) {
if (str.empty())
return false;
return std::ranges::all_of(str.begin(), str.end(), [&](char c) { return isdigit(c) != 0 || c == '-' || (allowfloat && c == '.'); });
}
int main(int argc, char** argv) {
int bflag = 0, sflag = 0, index, c;
bool parseArgs = true;
if (argc < 2) {
printf("%s\n", USAGE.c_str());
return 1;
}
std::string fullRequest = "";
std::string fullArgs = "";
const auto ARGS = splitArgs(argc, argv);
for (auto i = 0; i < ARGS.size(); ++i) {
if (ARGS[i] == "--") {
// Stop parsing arguments after --
parseArgs = false;
continue;
}
if (parseArgs && (ARGS[i][0] == '-') && !isNumber(ARGS[i], true) /* For stuff like -2 */) {
// parse
if (ARGS[i] == "-j" && !fullArgs.contains("j")) {
fullArgs += "j";
} else if (ARGS[i] == "--batch") {
fullRequest = "--batch ";
} else {
printf("%s\n", USAGE.c_str());
return 1;
}
continue;
}
fullRequest += ARGS[i] + " ";
}
if (fullRequest.empty()) {
printf("%s\n", USAGE.c_str());
return 1;
}
fullRequest.pop_back(); // remove trailing space
fullRequest = fullArgs + "/" + fullRequest;
int exitStatus = 0;
if (fullRequest.contains("/--batch"))
batchRequest(fullRequest);
else if (fullRequest.contains("/monitors"))
request(fullRequest);
else if (fullRequest.contains("/clients"))
request(fullRequest);
else if (fullRequest.contains("/workspaces"))
request(fullRequest);
else if (fullRequest.contains("/activewindow"))
request(fullRequest);
else if (fullRequest.contains("/layers"))
request(fullRequest);
else if (fullRequest.contains("/version"))
request(fullRequest);
else if (fullRequest.contains("/kill"))
request(fullRequest);
else if (fullRequest.contains("/splash"))
request(fullRequest);
else if (fullRequest.contains("/devices"))
request(fullRequest);
else if (fullRequest.contains("/reload"))
request(fullRequest);
else if (fullRequest.contains("/getoption"))
request(fullRequest);
else if (fullRequest.contains("/binds"))
request(fullRequest);
else if (fullRequest.contains("/cursorpos"))
request(fullRequest);
else if (fullRequest.contains("/animations"))
request(fullRequest);
else if (fullRequest.contains("/globalshortcuts"))
request(fullRequest);
else if (fullRequest.contains("/switchxkblayout"))
request(fullRequest, 2);
else if (fullRequest.contains("/seterror"))
request(fullRequest, 1);
else if (fullRequest.contains("/setprop"))
request(fullRequest, 3);
else if (fullRequest.contains("/plugin"))
request(fullRequest, 1);
else if (fullRequest.contains("/notify"))
request(fullRequest, 2);
else if (fullRequest.contains("/output"))
exitStatus = outputRequest(argc, argv);
else if (fullRequest.contains("/setcursor"))
exitStatus = setcursorRequest(argc, argv);
else if (fullRequest.contains("/dispatch"))
exitStatus = dispatchRequest(argc, argv);
else if (fullRequest.contains("/keyword"))
exitStatus = keywordRequest(argc, argv);
else if (fullRequest.contains("/hyprpaper"))
exitStatus = hyprpaperRequest(argc, argv);
else if (fullRequest.contains("/--help"))
printf("%s", USAGE.c_str());
else {
printf("%s\n", USAGE.c_str());
return 1;
}
printf("\n");
return exitStatus;
}
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