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#include <xkbcommon/xkbcommon.h>
#include <xkbcommon/xkbcommon-names.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "stringop.h"
#include "commands.h"
int cmd_set(struct sway_config *config, int argc, char **argv) {
if (argc != 2) {
fprintf(stderr, "Invalid set command (expected 2 arguments, got %d)\n", argc);
return 1;
}
struct sway_variable *var = malloc(sizeof(struct sway_variable));
var->name = malloc(strlen(argv[0]) + 1);
strcpy(var->name, argv[0]);
var->value = malloc(strlen(argv[1]) + 1);
strcpy(var->value, argv[1]);
list_add(config->symbols, var);
return 0;
}
int cmd_bindsym(struct sway_config *config, int argc, char **argv) {
if (argc < 2) {
fprintf(stderr, "Invalid bindsym command (expected 2 arguments, got %d)\n", argc);
return 1;
}
argv[0] = do_var_replacement(config, argv[0]);
struct sway_binding *binding = malloc(sizeof(struct sway_binding));
binding->keys = create_list();
binding->modifiers = 0;
binding->command = join_args(argv + 1, argc - 1);
list_t *split = split_string(argv[0], "+");
int i;
for (i = 0; i < split->length; ++i) {
// TODO: Parse modifier keys
xkb_keysym_t sym = xkb_keysym_from_name(split->items[i], XKB_KEYSYM_CASE_INSENSITIVE);
if (!sym) {
fprintf(stderr, "bindsym - unknown key '%s'\n", (char *)split->items[i]);
// Ignore for now, we need to deal with modifier keys
// return 1;
}
list_add(binding->keys, split->items[i]);
}
list_free(split);
list_add(config->current_mode->bindings, binding);
fprintf(stderr, "bindsym - Bound %s to command %s\n", argv[0], binding->command);
return 0;
}
/* Keep alphabetized */
struct cmd_handler handlers[] = {
{ "bindsym", cmd_bindsym },
{ "set", cmd_set }
};
char **split_directive(char *line, int *argc) {
const char *delimiters = " ";
*argc = 0;
while (isspace(*line) && *line) ++line;
int capacity = 10;
char **parts = malloc(sizeof(char *) * capacity);
if (!*line) return parts;
int in_string = 0, in_character = 0;
int i, j, _;
for (i = 0, j = 0; line[i]; ++i) {
if (line[i] == '\\') {
++i;
} else if (line[i] == '"' && !in_character) {
in_string = !in_string;
} else if (line[i] == '\'' && !in_string) {
in_character = !in_character;
} else if (!in_character && !in_string) {
if (strchr(delimiters, line[i]) != NULL) {
char *item = malloc(i - j + 1);
strncpy(item, line + j, i - j);
item[i - j] = '\0';
item = strip_whitespace(item, &_);
if (item[0] == '\0') {
free(item);
} else {
if (*argc == capacity) {
capacity *= 2;
parts = realloc(parts, sizeof(char *) * capacity);
}
parts[*argc] = item;
j = i + 1;
++*argc;
}
}
}
}
char *item = malloc(i - j + 1);
strncpy(item, line + j, i - j);
item[i - j] = '\0';
item = strip_whitespace(item, &_);
if (*argc == capacity) {
capacity++;
parts = realloc(parts, sizeof(char *) * capacity);
}
parts[*argc] = item;
++*argc;
return parts;
}
int handler_compare(const void *_a, const void *_b) {
const struct cmd_handler *a = _a;
const struct cmd_handler *b = _b;
return strcasecmp(a->command, b->command);
}
struct cmd_handler *find_handler(struct cmd_handler handlers[], int l, char *line) {
struct cmd_handler d = { .command=line };
struct cmd_handler *res = bsearch(&d, handlers, l, sizeof(struct cmd_handler), handler_compare);
return res;
}
int handle_command(struct sway_config *config, char *exec) {
char *ptr, *cmd;
if ((ptr = strchr(exec, ' ')) == NULL) {
cmd = malloc(strlen(exec) + 1);
strcpy(exec, cmd);
} else {
int index = ptr - exec;
cmd = malloc(index + 1);
strncpy(cmd, exec, index);
cmd[index] = '\0';
}
struct cmd_handler *handler = find_handler(handlers, sizeof(handlers) / sizeof(struct cmd_handler), cmd);
if (handler == NULL) {
return 1;
}
int argc;
char **argv = split_directive(exec + strlen(handler->command), &argc);
int ret = handler->handle(config, argc, argv);
int i;
for (i = 0; i < argc; ++i) {
free(argv[i]);
}
free(argv);
return ret;
}
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