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polybar/include/modules/mpd.hpp
Michael Carlberg 2af0d0845d fix(docs): Updated README and configs 
Use dash instead of underscore as parameter name separator
Will break alot of configs but people like to work!
2016-10-12 05:19:31 +02:00

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#pragma once
#include "adapters/mpd.hpp"
#include "drawtypes/iconset.hpp"
#include "drawtypes/label.hpp"
#include "drawtypes/progressbar.hpp"
#include "modules/meta.hpp"
#include "utils/threading.hpp"
LEMONBUDDY_NS
using namespace mpd;
namespace modules {
class mpd_module : public event_module<mpd_module> {
public:
using event_module::event_module;
~mpd_module() {
std::lock_guard<threading_util::spin_lock> lck(this->update_lock);
if (m_mpd && m_mpd->connected()) {
try {
m_mpd->disconnect();
} catch (const mpd_exception& e) {
m_log.trace("%s: %s", name(), e.what());
}
}
}
void idle() {
sleep(80ms);
}
void setup() {
m_host = m_conf.get<string>(name(), "host", m_host);
m_port = m_conf.get<unsigned int>(name(), "port", m_port);
m_pass = m_conf.get<string>(name(), "password", m_pass);
m_synctime = m_conf.get<float>(name(), "interval", m_synctime);
// Add formats and elements {{{
m_formatter->add(FORMAT_ONLINE, TAG_LABEL_SONG,
{TAG_BAR_PROGRESS, TAG_TOGGLE, TAG_LABEL_SONG, TAG_LABEL_TIME, TAG_ICON_RANDOM,
TAG_ICON_REPEAT, TAG_ICON_REPEAT_ONE, TAG_ICON_PREV, TAG_ICON_STOP, TAG_ICON_PLAY,
TAG_ICON_PAUSE, TAG_ICON_NEXT, TAG_ICON_SEEKB, TAG_ICON_SEEKF});
m_formatter->add(FORMAT_OFFLINE, "", {TAG_LABEL_OFFLINE});
m_icons = iconset_t{new iconset()};
if (m_formatter->has(TAG_ICON_PLAY) || m_formatter->has(TAG_TOGGLE))
m_icons->add("play", get_config_icon(m_conf, name(), TAG_ICON_PLAY));
if (m_formatter->has(TAG_ICON_PAUSE) || m_formatter->has(TAG_TOGGLE))
m_icons->add("pause", get_config_icon(m_conf, name(), TAG_ICON_PAUSE));
if (m_formatter->has(TAG_ICON_STOP))
m_icons->add("stop", get_config_icon(m_conf, name(), TAG_ICON_STOP));
if (m_formatter->has(TAG_ICON_PREV))
m_icons->add("prev", get_config_icon(m_conf, name(), TAG_ICON_PREV));
if (m_formatter->has(TAG_ICON_NEXT))
m_icons->add("next", get_config_icon(m_conf, name(), TAG_ICON_NEXT));
if (m_formatter->has(TAG_ICON_SEEKB))
m_icons->add("seekb", get_config_icon(m_conf, name(), TAG_ICON_SEEKB));
if (m_formatter->has(TAG_ICON_SEEKF))
m_icons->add("seekf", get_config_icon(m_conf, name(), TAG_ICON_SEEKF));
if (m_formatter->has(TAG_ICON_RANDOM))
m_icons->add("random", get_config_icon(m_conf, name(), TAG_ICON_RANDOM));
if (m_formatter->has(TAG_ICON_REPEAT))
m_icons->add("repeat", get_config_icon(m_conf, name(), TAG_ICON_REPEAT));
if (m_formatter->has(TAG_ICON_REPEAT_ONE))
m_icons->add("repeat_one", get_config_icon(m_conf, name(), TAG_ICON_REPEAT_ONE));
if (m_formatter->has(TAG_LABEL_SONG)) {
m_label_song =
get_optional_config_label(m_conf, name(), TAG_LABEL_SONG, "%artist% - %title%");
m_label_song_tokenized = m_label_song->clone();
}
if (m_formatter->has(TAG_LABEL_TIME)) {
m_label_time =
get_optional_config_label(m_conf, name(), TAG_LABEL_TIME, "%elapsed% / %total%");
m_label_time_tokenized = m_label_time->clone();
}
if (m_formatter->has(TAG_ICON_RANDOM) || m_formatter->has(TAG_ICON_REPEAT) ||
m_formatter->has(TAG_ICON_REPEAT_ONE)) {
m_toggle_on_color = m_conf.get<string>(name(), "toggle-on-foreground", "");
m_toggle_off_color = m_conf.get<string>(name(), "toggle-off-foreground", "");
}
if (m_formatter->has(TAG_LABEL_OFFLINE, FORMAT_OFFLINE))
m_label_offline = get_config_label(m_conf, name(), TAG_LABEL_OFFLINE);
if (m_formatter->has(TAG_BAR_PROGRESS)) {
m_bar_progress = get_config_bar(m_bar, m_conf, name(), TAG_BAR_PROGRESS);
}
// }}}
m_lastsync = chrono::system_clock::now();
try {
m_mpd = make_unique<mpdconnection>(m_log, m_host, m_port, m_pass);
m_mpd->connect();
m_status = m_mpd->get_status();
} catch (const mpd_exception& e) {
m_log.err("%s: %s", name(), e.what());
}
}
bool has_event() {
if (!m_mpd->connected()) {
m_connection_state_broadcasted = false;
try {
m_mpd->connect();
} catch (const mpd_exception& e) {
m_log.trace("%s: %s", name(), e.what());
}
if (!m_mpd->connected()) {
sleep(2s);
return false;
}
}
if (!m_status)
m_status = m_mpd->get_status_safe();
try {
m_mpd->idle();
int idle_flags;
if ((idle_flags = m_mpd->noidle()) != 0) {
m_status->update(idle_flags, m_mpd.get());
return true;
} else if (m_status->match_state(mpdstate::PLAYING)) {
m_status->update_timer();
}
} catch (const mpd_exception& e) {
m_log.err(e.what());
m_mpd->disconnect();
return true;
}
if ((m_label_time || m_bar_progress) && m_status->match_state(mpdstate::PLAYING)) {
auto now = chrono::system_clock::now();
auto diff = now - m_lastsync;
if (chrono::duration_cast<chrono::milliseconds>(diff).count() > m_synctime * 1000) {
m_lastsync = now;
return true;
}
}
return !m_connection_state_broadcasted;
}
bool update() {
if (!m_mpd->connected())
return true;
if (!m_status && !(m_status = m_mpd->get_status_safe()))
return true;
m_connection_state_broadcasted = true;
string artist;
string album;
string title;
string elapsed_str;
string total_str;
try {
elapsed_str = m_status->get_formatted_elapsed();
total_str = m_status->get_formatted_total();
auto song = m_mpd->get_song();
if (song && song.get()) {
artist = song->get_artist();
album = song->get_album();
title = song->get_title();
}
} catch (const mpd_exception& e) {
m_log.err(e.what());
m_mpd->disconnect();
return true;
}
if (m_label_song_tokenized) {
m_label_song_tokenized->m_text = m_label_song->m_text;
m_label_song_tokenized->replace_token(
"%artist%", !artist.empty() ? artist : "untitled artist");
m_label_song_tokenized->replace_token("%album%", !album.empty() ? album : "untitled album");
m_label_song_tokenized->replace_token("%title%", !title.empty() ? title : "untitled track");
}
if (m_label_time_tokenized) {
m_label_time_tokenized->m_text = m_label_time->m_text;
m_label_time_tokenized->replace_token("%elapsed%", elapsed_str);
m_label_time_tokenized->replace_token("%total%", total_str);
}
if (m_icons->has("random"))
m_icons->get("random")->m_foreground =
m_status->random() ? m_toggle_on_color : m_toggle_off_color;
if (m_icons->has("repeat"))
m_icons->get("repeat")->m_foreground =
m_status->repeat() ? m_toggle_on_color : m_toggle_off_color;
if (m_icons->has("repeat_one"))
m_icons->get("repeat_one")->m_foreground =
m_status->single() ? m_toggle_on_color : m_toggle_off_color;
return true;
}
string get_format() {
return m_mpd->connected() ? FORMAT_ONLINE : FORMAT_OFFLINE;
}
bool build(builder* builder, string tag) {
bool is_playing = false;
bool is_paused = false;
bool is_stopped = true;
int elapsed_percentage = 0;
if (m_status) {
elapsed_percentage = m_status->get_elapsed_percentage();
if (m_status->match_state(mpdstate::PLAYING))
is_playing = true;
if (m_status->match_state(mpdstate::PAUSED))
is_paused = true;
if (!(m_status->match_state(mpdstate::STOPPED)))
is_stopped = false;
}
auto icon_cmd = [&builder](string cmd, icon_t icon) {
builder->cmd(mousebtn::LEFT, cmd);
builder->node(icon);
builder->cmd_close();
};
if (tag == TAG_LABEL_SONG && !is_stopped)
builder->node(m_label_song_tokenized);
else if (tag == TAG_LABEL_TIME && !is_stopped)
builder->node(m_label_time_tokenized);
else if (tag == TAG_BAR_PROGRESS && !is_stopped)
builder->node(m_bar_progress->output(elapsed_percentage));
else if (tag == TAG_LABEL_OFFLINE)
builder->node(m_label_offline);
else if (tag == TAG_ICON_RANDOM)
icon_cmd(EVENT_RANDOM, m_icons->get("random"));
else if (tag == TAG_ICON_REPEAT)
icon_cmd(EVENT_REPEAT, m_icons->get("repeat"));
else if (tag == TAG_ICON_REPEAT_ONE)
icon_cmd(EVENT_REPEAT_ONE, m_icons->get("repeat_one"));
else if (tag == TAG_ICON_PREV)
icon_cmd(EVENT_PREV, m_icons->get("prev"));
else if (tag == TAG_ICON_STOP && (is_playing || is_paused))
icon_cmd(EVENT_STOP, m_icons->get("stop"));
else if ((tag == TAG_ICON_PAUSE || tag == TAG_TOGGLE) && is_playing)
icon_cmd(EVENT_PAUSE, m_icons->get("pause"));
else if ((tag == TAG_ICON_PLAY || tag == TAG_TOGGLE) && !is_playing)
icon_cmd(EVENT_PLAY, m_icons->get("play"));
else if (tag == TAG_ICON_NEXT)
icon_cmd(EVENT_NEXT, m_icons->get("next"));
else if (tag == TAG_ICON_SEEKB)
icon_cmd(string(EVENT_SEEK).append("-5"), m_icons->get("seekb"));
else if (tag == TAG_ICON_SEEKF)
icon_cmd(string(EVENT_SEEK).append("+5"), m_icons->get("seekf"));
else
return false;
return true;
}
bool handle_event(string cmd) {
if (cmd.compare(0, 3, "mpd") != 0)
return false;
try {
auto mpd = make_unique<mpdconnection>(m_log, m_host, m_port, m_pass);
mpd->connect();
auto status = mpd->get_status();
if (cmd == EVENT_PLAY)
mpd->play();
else if (cmd == EVENT_PAUSE)
mpd->pause(!(status->match_state(mpdstate::PAUSED)));
else if (cmd == EVENT_STOP)
mpd->stop();
else if (cmd == EVENT_PREV)
mpd->prev();
else if (cmd == EVENT_NEXT)
mpd->next();
else if (cmd == EVENT_REPEAT_ONE)
mpd->set_single(!status->single());
else if (cmd == EVENT_REPEAT)
mpd->set_repeat(!status->repeat());
else if (cmd == EVENT_RANDOM)
mpd->set_random(!status->random());
else if (cmd.compare(0, strlen(EVENT_SEEK), EVENT_SEEK) == 0) {
auto s = cmd.substr(strlen(EVENT_SEEK));
int percentage = 0;
if (s.empty())
return false;
if (s[0] == '+') {
percentage = status->get_elapsed_percentage() + std::atoi(s.substr(1).c_str());
} else if (s[0] == '-') {
percentage = status->get_elapsed_percentage() - std::atoi(s.substr(1).c_str());
} else {
percentage = std::atoi(s.c_str());
}
mpd->seek(status->get_songid(), status->get_seek_position(percentage));
} else
return false;
} catch (const mpd_exception& e) {
m_log.err("%s: %s", name(), e.what());
}
return true;
}
bool receive_events() const {
return true;
}
private:
// static const int PROGRESSBAR_THREAD_SYNC_COUNT = 10;
// const chrono::duration<double> PROGRESSBAR_THREAD_INTERVAL = 1s;
static constexpr auto FORMAT_ONLINE = "format-online";
static constexpr auto TAG_BAR_PROGRESS = "<bar-progress>";
static constexpr auto TAG_TOGGLE = "<toggle>";
static constexpr auto TAG_LABEL_SONG = "<label-song>";
static constexpr auto TAG_LABEL_TIME = "<label-time>";
static constexpr auto TAG_ICON_RANDOM = "<icon-random>";
static constexpr auto TAG_ICON_REPEAT = "<icon-repeat>";
static constexpr auto TAG_ICON_REPEAT_ONE = "<icon-repeatone>";
static constexpr auto TAG_ICON_PREV = "<icon-prev>";
static constexpr auto TAG_ICON_STOP = "<icon-stop>";
static constexpr auto TAG_ICON_PLAY = "<icon-play>";
static constexpr auto TAG_ICON_PAUSE = "<icon-pause>";
static constexpr auto TAG_ICON_NEXT = "<icon-next>";
static constexpr auto TAG_ICON_SEEKB = "<icon-seekb>";
static constexpr auto TAG_ICON_SEEKF = "<icon-seekf>";
static constexpr auto FORMAT_OFFLINE = "format-offline";
static constexpr auto TAG_LABEL_OFFLINE = "<label-offline>";
static constexpr auto EVENT_PLAY = "mpdplay";
static constexpr auto EVENT_PAUSE = "mpdpause";
static constexpr auto EVENT_STOP = "mpdstop";
static constexpr auto EVENT_PREV = "mpdprev";
static constexpr auto EVENT_NEXT = "mpdnext";
static constexpr auto EVENT_REPEAT = "mpdrepeat";
static constexpr auto EVENT_REPEAT_ONE = "mpdrepeatone";
static constexpr auto EVENT_RANDOM = "mpdrandom";
static constexpr auto EVENT_SEEK = "mpdseek";
progressbar_t m_bar_progress;
iconset_t m_icons;
label_t m_label_song;
label_t m_label_song_tokenized;
label_t m_label_time;
label_t m_label_time_tokenized;
label_t m_label_offline;
unique_ptr<mpdconnection> m_mpd;
unique_ptr<mpdstatus> m_status;
string m_host = "127.0.0.1";
string m_pass = "";
unsigned int m_port = 6600;
string m_toggle_on_color;
string m_toggle_off_color;
chrono::system_clock::time_point m_lastsync;
float m_synctime = 1.0f;
string m_progress_fill;
string m_progress_empty;
string m_progress_indicator;
// This flag is used to let thru a broadcast once every time
// the connection state changes
stateflag m_connection_state_broadcasted{true};
};
}
LEMONBUDDY_NS_END
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