sway/swaymsg/main.c
Drew DeVault 60ce81e06a Add pretty printing to swaymsg
If stdout is a tty, it will pretty print unless -r (--raw) is given.

Sample outputs:

```
~/s/s/build > ./bin/swaymsg fullscreen toggle
Error: Permission denied for fullscreen toggle via IPC

~/s/s/build > ./bin/swaymsg -t get_workspaces
Workspace 3:三
  Output: DVI-I-1
  Layout: splith

Workspace 1:一 (off-screen)
  Output: HDMI-A-1
  Layout: splith

Workspace 5:五 (focused)
  Output: HDMI-A-1
  Layout: splith

~/s/s/build > ./bin/swaymsg -t get_inputs
Input device Metadot - Das Keyboard Das Keyboard
  Type: Keyboard
  Sway ID: 9456:320:Metadot_-_Das_Keyboard_Das_Keyb

Input device Wacom Intuos S 2 Pen
  Type: Tablet tool
  Sway ID: 1386:827:Wacom_Intuos_S_2

Input device Wacom Intuos S 2 Pad
  Type: Tablet pad
  Sway ID: 1386:827:Wacom_Intuos_S_2

Input device Logitech Gaming Mouse G502
  Type: Keyboard, Mouse
  Sway ID: 1133:49277:Logitech_Gaming_Mous

~/s/s/build > ./bin/swaymsg -t get_outputs
Output DVI-I-1
  Geometry: 1920x1080 @ 3840,0
  Scale factor: 1x
  Workspace: 3:三

Output DVI-D-1
  Geometry: 1920x1080 @ 0,0
  Scale factor: 1x
  Workspace: 4:四

Output HDMI-A-1
  Geometry: 1920x1080 @ 1920,0
  Scale factor: 1x
  Workspace: 5:五
```
2017-04-03 07:27:25 -04:00

313 lines
8.4 KiB
C

#define _XOPEN_SOURCE 500
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <getopt.h>
#include <stdint.h>
#include <sys/un.h>
#include <sys/socket.h>
#include <ctype.h>
#include <unistd.h>
#include <json-c/json.h>
#include "stringop.h"
#include "ipc-client.h"
#include "readline.h"
#include "log.h"
void sway_terminate(int exit_code) {
exit(exit_code);
}
static void pretty_print_cmd(json_object *r) {
bool _success;
json_object *success;
if (!json_object_object_get_ex(r, "success", &success)) {
_success = true;
} else {
_success = json_object_get_boolean(success);
}
if (!_success) {
json_object *error;
if (!json_object_object_get_ex(r, "error", &error)) {
printf("An unknkown error occured");
} else {
printf("Error: %s\n", json_object_get_string(error));
}
}
}
static void pretty_print_workspace(json_object *w) {
json_object *name, *rect, *visible, *output, *urgent, *layout, *focused;
json_object_object_get_ex(w, "name", &name);
json_object_object_get_ex(w, "rect", &rect);
json_object_object_get_ex(w, "visible", &visible);
json_object_object_get_ex(w, "output", &output);
json_object_object_get_ex(w, "urgent", &urgent);
json_object_object_get_ex(w, "layout", &layout);
json_object_object_get_ex(w, "focused", &focused);
printf(
"Workspace %s%s%s%s\n"
" Output: %s\n"
" Layout: %s\n\n",
json_object_get_string(name),
json_object_get_boolean(focused) ? " (focused)" : "",
!json_object_get_boolean(visible) ? " (off-screen)" : "",
json_object_get_boolean(urgent) ? " (urgent)" : "",
json_object_get_string(output),
json_object_get_string(layout)
);
}
static void pretty_print_input(json_object *i) {
json_object *id, *name, *size, *caps;
json_object_object_get_ex(i, "identifier", &id);
json_object_object_get_ex(i, "name", &name);
json_object_object_get_ex(i, "size", &size);
json_object_object_get_ex(i, "capabilities", &caps);
printf( "Input device %s\n Type: ", json_object_get_string(name));
struct {
const char *a;
const char *b;
} cap_names[] = {
{ "keyboard", "Keyboard" },
{ "pointer", "Mouse" },
{ "touch", "Touch" },
{ "tablet_tool", "Tablet tool" },
{ "tablet_pad", "Tablet pad" },
{ "gesture", "Gesture" },
{ "switch", "Switch" },
};
size_t len = json_object_array_length(caps);
if (len == 0) {
printf("Unknown");
}
json_object *cap;
for (size_t i = 0; i < len; ++i) {
cap = json_object_array_get_idx(caps, i);
const char *cap_s = json_object_get_string(cap);
const char *_name = NULL;
for (size_t j = 0; j < sizeof(cap_names) / sizeof(cap_names[0]); ++i) {
if (strcmp(cap_names[i].a, cap_s) == 0) {
_name = cap_names[i].b;
break;
}
}
printf("%s%s", _name ? _name : cap_s, len > 1 && i != len - 1 ? ", " : "");
}
printf("\n Sway ID: %s\n", json_object_get_string(id));
if (size) {
json_object *width, *height;
json_object_object_get_ex(size, "width", &width);
json_object_object_get_ex(size, "height", &height);
printf(" Size: %lfmm x %lfmm\n",
json_object_get_double(width), json_object_get_double(height));
}
printf("\n");
}
static void pretty_print_output(json_object *o) {
json_object *name, *rect, *focused, *active, *ws, *scale;
json_object_object_get_ex(o, "name", &name);
json_object_object_get_ex(o, "rect", &rect);
json_object_object_get_ex(o, "focused", &focused);
json_object_object_get_ex(o, "active", &active);
json_object_object_get_ex(o, "current_workspace", &ws);
json_object_object_get_ex(o, "scale", &scale);
json_object *x, *y, *width, *height;
json_object_object_get_ex(rect, "x", &x);
json_object_object_get_ex(rect, "y", &y);
json_object_object_get_ex(rect, "width", &width);
json_object_object_get_ex(rect, "height", &height);
printf(
"Output %s%s%s\n"
" Geometry: %dx%d @ %d,%d\n"
" Scale factor: %dx\n"
" Workspace: %s\n\n",
json_object_get_string(name),
json_object_get_boolean(focused) ? " (focused)" : "",
!json_object_get_boolean(active) ? " (inactive)" : "",
json_object_get_int(width), json_object_get_int(height),
json_object_get_int(x), json_object_get_int(y),
json_object_get_int(scale),
json_object_get_string(ws)
);
}
static void pretty_print_version(json_object *v) {
json_object *ver;
json_object_object_get_ex(v, "human_readable", &ver);
printf("sway version %s\n", json_object_get_string(ver));
}
static void pretty_print(int type, json_object *resp) {
if (type != IPC_COMMAND && type != IPC_GET_WORKSPACES &&
type != IPC_GET_INPUTS && type != IPC_GET_OUTPUTS &&
type != IPC_GET_VERSION) {
printf("%s\n", json_object_to_json_string_ext(resp,
JSON_C_TO_STRING_PRETTY | JSON_C_TO_STRING_SPACED));
return;
}
if (type == IPC_GET_VERSION) {
pretty_print_version(resp);
return;
}
json_object *obj;
size_t len = json_object_array_length(resp);
for (size_t i = 0; i < len; ++i) {
obj = json_object_array_get_idx(resp, i);
switch (type) {
case IPC_COMMAND:
pretty_print_cmd(obj);
break;
case IPC_GET_WORKSPACES:
pretty_print_workspace(obj);
break;
case IPC_GET_INPUTS:
pretty_print_input(obj);
break;
case IPC_GET_OUTPUTS:
pretty_print_output(obj);
break;
}
}
}
int main(int argc, char **argv) {
static int quiet = 0;
static int raw = 0;
char *socket_path = NULL;
char *cmdtype = NULL;
init_log(L_INFO);
static struct option long_options[] = {
{"help", no_argument, NULL, 'h'},
{"quiet", no_argument, NULL, 'q'},
{"raw", no_argument, NULL, 'r'},
{"socket", required_argument, NULL, 's'},
{"type", required_argument, NULL, 't'},
{"version", no_argument, NULL, 'v'},
{0, 0, 0, 0}
};
const char *usage =
"Usage: swaymsg [options] [message]\n"
"\n"
" -h, --help Show help message and quit.\n"
" -q, --quiet Be quiet.\n"
" -r, --raw Use raw output even if using a tty\n"
" -s, --socket <socket> Use the specified socket.\n"
" -t, --type <type> Specify the message type.\n"
" -v, --version Show the version number and quit.\n";
raw = !isatty(STDOUT_FILENO);
int c;
while (1) {
int option_index = 0;
c = getopt_long(argc, argv, "hqrs:t:v", long_options, &option_index);
if (c == -1) {
break;
}
switch (c) {
case 'q': // Quiet
quiet = 1;
break;
case 'r': // Raw
raw = 1;
break;
case 's': // Socket
socket_path = strdup(optarg);
break;
case 't': // Type
cmdtype = strdup(optarg);
break;
case 'v':
#if defined SWAY_GIT_VERSION && defined SWAY_GIT_BRANCH && defined SWAY_VERSION_DATE
fprintf(stdout, "sway version %s (%s, branch \"%s\")\n", SWAY_GIT_VERSION, SWAY_VERSION_DATE, SWAY_GIT_BRANCH);
#else
fprintf(stdout, "version not detected\n");
#endif
exit(EXIT_SUCCESS);
break;
default:
fprintf(stderr, "%s", usage);
exit(EXIT_FAILURE);
}
}
if (!cmdtype) {
cmdtype = strdup("command");
}
if (!socket_path) {
socket_path = get_socketpath();
if (!socket_path) {
sway_abort("Unable to retrieve socket path");
}
}
uint32_t type = IPC_COMMAND;
if (strcasecmp(cmdtype, "command") == 0) {
type = IPC_COMMAND;
} else if (strcasecmp(cmdtype, "get_workspaces") == 0) {
type = IPC_GET_WORKSPACES;
} else if (strcasecmp(cmdtype, "get_inputs") == 0) {
type = IPC_GET_INPUTS;
} else if (strcasecmp(cmdtype, "get_outputs") == 0) {
type = IPC_GET_OUTPUTS;
} else if (strcasecmp(cmdtype, "get_tree") == 0) {
type = IPC_GET_TREE;
} else if (strcasecmp(cmdtype, "get_marks") == 0) {
type = IPC_GET_MARKS;
} else if (strcasecmp(cmdtype, "get_bar_config") == 0) {
type = IPC_GET_BAR_CONFIG;
} else if (strcasecmp(cmdtype, "get_version") == 0) {
type = IPC_GET_VERSION;
} else {
sway_abort("Unknown message type %s", cmdtype);
}
free(cmdtype);
char *command = strdup("");
if (optind < argc) {
command = join_args(argv + optind, argc - optind);
}
int ret = 0;
int socketfd = ipc_open_socket(socket_path);
uint32_t len = strlen(command);
char *resp = ipc_single_command(socketfd, type, command, &len);
if (!quiet) {
// pretty print the json
json_object *obj = json_tokener_parse(resp);
if (obj == NULL) {
fprintf(stderr, "ERROR: Could not parse json response from ipc. This is a bug in sway.");
printf("%s\n", resp);
ret = 1;
} else {
if (raw) {
printf("%s\n", json_object_to_json_string_ext(obj,
JSON_C_TO_STRING_PRETTY | JSON_C_TO_STRING_SPACED));
} else {
pretty_print(type, obj);
}
free(obj);
}
}
close(socketfd);
free(command);
free(resp);
free(socket_path);
return ret;
}