forked from external/yambar
122 lines
3 KiB
C
122 lines
3 KiB
C
#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <assert.h>
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#include <poll.h>
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#include "../bar.h"
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#include "../config.h"
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#include "../config-verify.h"
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struct private {
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struct particle *label;
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char *date_format;
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char *time_format;
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};
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static void
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destroy(struct module *mod)
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{
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struct private *m = mod->private;
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m->label->destroy(m->label);
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free(m->time_format);
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free(m->date_format);
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free(m);
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module_default_destroy(mod);
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}
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static struct exposable *
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content(struct module *mod)
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{
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const struct private *m = mod->private;
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time_t t = time(NULL);
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struct tm *tm = localtime(&t);
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char date_str[1024];
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strftime(date_str, sizeof(date_str), m->date_format, tm);
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char time_str[1024];
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strftime(time_str, sizeof(time_str), m->time_format, tm);
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struct tag_set tags = {
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.tags = (struct tag *[]){tag_new_string(mod, "time", time_str),
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tag_new_string(mod, "date", date_str)},
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.count = 2,
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};
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struct exposable *exposable = m->label->instantiate(m->label, &tags);
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tag_set_destroy(&tags);
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return exposable;
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}
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static int
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run(struct module *mod)
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{
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const struct bar *bar = mod->bar;
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bar->refresh(bar);
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while (true) {
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time_t now = time(NULL);
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time_t now_no_secs = now / 60 * 60;
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assert(now_no_secs % 60 == 0);
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time_t next_min = now_no_secs + 60;
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time_t timeout = next_min - now;
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assert(timeout >= 0 && timeout <= 60);
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struct pollfd fds[] = {{.fd = mod->abort_fd, .events = POLLIN}};
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poll(fds, 1, timeout * 1000);
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if (fds[0].revents & POLLIN)
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break;
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bar->refresh(bar);
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}
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return 0;
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}
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static struct module *
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clock_new(struct particle *label, const char *date_format, const char *time_format)
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{
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struct private *m = malloc(sizeof(*m));
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m->label = label;
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m->date_format = strdup(date_format);
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m->time_format = strdup(time_format);
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struct module *mod = module_common_new();
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mod->private = m;
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mod->run = &run;
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mod->destroy = &destroy;
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mod->content = &content;
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return mod;
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}
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struct module *
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from_conf(const struct yml_node *node, struct conf_inherit inherited)
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{
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const struct yml_node *c = yml_get_value(node, "content");
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const struct yml_node *date_format = yml_get_value(node, "date-format");
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const struct yml_node *time_format = yml_get_value(node, "time-format");
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return clock_new(
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conf_to_particle(c, inherited),
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date_format != NULL ? yml_value_as_string(date_format) : "%x",
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time_format != NULL ? yml_value_as_string(time_format) : "%H:%M");
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}
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bool
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verify_conf(keychain_t *chain, const struct yml_node *node)
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{
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static const struct attr_info attrs[] = {
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{"date-format", false, &conf_verify_string},
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{"time-format", false, &conf_verify_string},
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{"content", true, &conf_verify_particle},
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{"anchors", false, NULL},
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MODULE_COMMON_ATTRS,
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};
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return conf_verify_dict(chain, node, attrs);
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}
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