Files
ncmpcpp/src/status.cpp
2013-12-25 23:31:27 +01:00

653 lines
18 KiB
C++

/***************************************************************************
* Copyright (C) 2008-2013 by Andrzej Rybczak *
* electricityispower@gmail.com *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include <sys/time.h>
#include "browser.h"
#include "charset.h"
#include "global.h"
#include "helpers.h"
#include "lyrics.h"
#include "media_library.h"
#include "outputs.h"
#include "playlist.h"
#include "playlist_editor.h"
#include "search_engine.h"
#include "sel_items_adder.h"
#include "settings.h"
#include "status.h"
#include "statusbar.h"
#include "tag_editor.h"
#include "visualizer.h"
#include "title.h"
#include "utility/string.h"
using Global::myScreen;
using Global::wFooter;
using Global::wHeader;
using Global::Timer;
using Global::VolumeState;
namespace {//
timeval past = { 0, 0 };
size_t playing_song_scroll_begin = 0;
size_t first_line_scroll_begin = 0;
size_t second_line_scroll_begin = 0;
char m_repeat = 0;
char m_random = 0;
char m_single = 0;
char m_consume = 0;
char m_crossfade = 0;
char m_db_updating = 0;
MPD::Status m_status;
MPD::PlayerState m_player_state = MPD::psUnknown;
int m_volume = -1;
unsigned m_elapsed_time = 0;
void drawTitle(const MPD::Song &np)
{
assert(!np.empty());
windowTitle(np.toString(Config.song_window_title_format, Config.tags_separator));
}
std::string playerStateToString(MPD::PlayerState ps)
{
std::string result;
switch (ps)
{
case MPD::psUnknown:
result = "[unknown]";
break;
case MPD::psPlay:
if (Config.new_design)
result = "[playing]";
else
result = "Playing: ";
break;
case MPD::psPause:
if (Config.new_design)
result = "[paused] ";
else
result = "[Paused] ";
break;
case MPD::psStop:
if (Config.new_design)
result = "[stopped]";
break;
default:
break;
}
return result;
}
}
void Status::handleClientError(MPD::ClientError &e)
{
if (!e.clearable())
Mpd.Disconnect();
Statusbar::msg("NCMPCPP: %s", e.what());
}
void Status::handleServerError(MPD::ServerError &e)
{
if (e.code() == MPD_SERVER_ERROR_PERMISSION)
{
wFooter->setGetStringHelper(nullptr);
Statusbar::put() << "Password: ";
Mpd.SetPassword(wFooter->getString(0, true));
Mpd.SendPassword();
Statusbar::msg("Password accepted");
wFooter->setGetStringHelper(Statusbar::Helpers::getString);
}
else if (e.code() == MPD_SERVER_ERROR_NO_EXIST && myScreen == myBrowser)
{
myBrowser->GetDirectory(getParentDirectory(myBrowser->CurrentDir()));
myBrowser->refresh();
}
Statusbar::msg("MPD: %s", e.what());
}
/*************************************************************************/
void Status::trace()
{
gettimeofday(&Timer, 0);
if (Mpd.Connected())
{
if (State::player() == MPD::psPlay && Global::Timer.tv_sec > past.tv_sec)
{
// update elapsed time/bitrate of the current song
Status::Changes::elapsedTime(true);
wFooter->refresh();
past = Timer;
}
applyToVisibleWindows(&BaseScreen::update);
if (isVisible(myPlaylist)
&& Timer.tv_sec == myPlaylist->Timer()+Config.playlist_disable_highlight_delay
&& myPlaylist->main().isHighlighted()
&& Config.playlist_disable_highlight_delay)
{
myPlaylist->main().setHighlighting(false);
myPlaylist->main().refresh();
}
Statusbar::tryRedraw();
Mpd.idle();
}
}
void Status::update(int event)
{
MPD::Status old_status = m_status;
m_status = Mpd.getStatus();
m_player_state = m_status.playerState();
m_volume = m_status.volume();
myPlaylist->setStatus(m_status);
if (event & MPD_IDLE_DATABASE)
Changes::database();
if (event & MPD_IDLE_STORED_PLAYLIST)
Changes::storedPlaylists();
if (event & MPD_IDLE_PLAYLIST)
Changes::playlist();
if (event & MPD_IDLE_PLAYER)
{
Changes::playerState();
if (old_status.empty() || old_status.currentSongID() != m_status.currentSongID())
Changes::songID();
}
if (event & MPD_IDLE_MIXER)
Changes::mixer();
if (event & MPD_IDLE_OUTPUT)
Changes::outputs();
if (event & (MPD_IDLE_UPDATE | MPD_IDLE_OPTIONS))
{
if (event & MPD_IDLE_UPDATE)
Changes::dbUpdateState(!old_status.empty());
if (event & MPD_IDLE_OPTIONS)
{
if (old_status.empty() || old_status.repeat() != m_status.repeat())
Changes::repeat(!old_status.empty());
if (old_status.empty() || old_status.random() != m_status.random())
Changes::random(!old_status.empty());
if (old_status.empty() || old_status.single() != m_status.single())
Changes::single(!old_status.empty());
if (old_status.empty() || old_status.consume() != m_status.consume())
Changes::consume(!old_status.empty());
if (old_status.empty() || old_status.crossfade() != m_status.crossfade())
Changes::crossfade(!old_status.empty());
}
Changes::flags();
}
if (event & MPD_IDLE_PLAYER)
wFooter->refresh();
if (event & (MPD_IDLE_PLAYLIST | MPD_IDLE_DATABASE | MPD_IDLE_PLAYER))
applyToVisibleWindows(&BaseScreen::refreshWindow);
}
/*************************************************************************/
bool Status::State::repeat()
{
return m_repeat;
}
bool Status::State::random()
{
return m_random;
}
bool Status::State::single()
{
return m_single;
}
bool Status::State::consume()
{
return m_consume;
}
bool Status::State::crossfade()
{
return m_crossfade;
}
MPD::PlayerState Status::State::player()
{
return m_player_state;
}
int Status::State::volume()
{
return m_volume;
}
unsigned int Status::State::elapsedTime()
{
return m_elapsed_time;
}
/*************************************************************************/
void Status::Changes::playlist()
{
myPlaylist->main().clearSearchResults();
withUnfilteredMenuReapplyFilter(myPlaylist->main(), []() {
size_t playlist_length = m_status.playlistLength();
if (playlist_length < myPlaylist->main().size())
{
auto it = myPlaylist->main().begin()+playlist_length;
auto end = myPlaylist->main().end();
for (; it != end; ++it)
myPlaylist->unregisterHash(it->value().getHash());
myPlaylist->main().resizeList(playlist_length);
}
Mpd.GetPlaylistChanges(myPlaylist->oldVersion(), [](MPD::Song s) {
size_t pos = s.getPosition();
if (pos < myPlaylist->main().size())
{
// if song's already in playlist, replace it with a new one
MPD::Song &old_s = myPlaylist->main()[pos].value();
myPlaylist->unregisterHash(old_s.getHash());
old_s = s;
}
else // otherwise just add it to playlist
myPlaylist->main().addItem(s);
myPlaylist->registerHash(s.getHash());
});
});
if (State::player() != MPD::psStop)
drawTitle(myPlaylist->nowPlayingSong());
Playlist::ReloadTotalLength = true;
Playlist::ReloadRemaining = true;
if (isVisible(myBrowser))
markSongsInPlaylist(myBrowser->proxySongList());
if (isVisible(mySearcher))
markSongsInPlaylist(mySearcher->proxySongList());
if (isVisible(myLibrary))
{
markSongsInPlaylist(myLibrary->songsProxyList());
myLibrary->Songs.refresh();
}
if (isVisible(myPlaylistEditor))
{
markSongsInPlaylist(myPlaylistEditor->contentProxyList());
myPlaylistEditor->Content.refresh();
}
}
void Status::Changes::storedPlaylists()
{
myPlaylistEditor->requestPlaylistsUpdate();
myPlaylistEditor->requestContentsUpdate();
if (myBrowser->CurrentDir() == "/")
{
myBrowser->GetDirectory("/");
if (isVisible(myBrowser))
myBrowser->refresh();
}
}
void Status::Changes::database()
{
if (isVisible(myBrowser))
myBrowser->GetDirectory(myBrowser->CurrentDir());
else
myBrowser->main().clear();
# ifdef HAVE_TAGLIB_H
myTagEditor->Dirs->clear();
# endif // HAVE_TAGLIB_H
myLibrary->requestTagsUpdate();
myLibrary->requestAlbumsUpdate();
myLibrary->requestSongsUpdate();
}
void Status::Changes::playerState()
{
switch (State::player())
{
case MPD::psPlay:
drawTitle(myPlaylist->nowPlayingSong());
Playlist::ReloadRemaining = true;
break;
case MPD::psStop:
windowTitle("ncmpcpp " VERSION);
if (Progressbar::isUnlocked())
Progressbar::draw(0, 0);
Playlist::ReloadRemaining = true;
if (Config.new_design)
{
*wHeader << NC::XY(0, 0) << wclrtoeol << NC::XY(0, 1) << wclrtoeol;
mixer();
flags();
}
# ifdef ENABLE_VISUALIZER
if (isVisible(myVisualizer))
myVisualizer->main().clear();
# endif // ENABLE_VISUALIZER
break;
default:
break;
}
# ifdef ENABLE_VISUALIZER
if (myScreen == myVisualizer)
wFooter->setTimeout(State::player() == MPD::psPlay ? Visualizer::WindowTimeout : 500);
# endif // ENABLE_VISUALIZER
std::string state = playerStateToString(State::player());
if (Config.new_design)
{
*wHeader << NC::XY(0, 1) << NC::Format::Bold << state << NC::Format::NoBold;
wHeader->refresh();
}
else if (Statusbar::isUnlocked() && Config.statusbar_visibility)
{
*wFooter << NC::XY(0, 1);
if (state.empty())
*wFooter << wclrtoeol;
else
*wFooter << NC::Format::Bold << state << NC::Format::NoBold;
}
// needed for immediate display after starting
// player from stopped state or seeking
elapsedTime(false);
}
void Status::Changes::songID()
{
// update information about current song
myPlaylist->setStatus(m_status);
Playlist::ReloadRemaining = true;
playing_song_scroll_begin = 0;
first_line_scroll_begin = 0;
second_line_scroll_begin = 0;
if (State::player() != MPD::psStop)
{
GNUC_UNUSED int res;
if (!Config.execute_on_song_change.empty())
res = system(Config.execute_on_song_change.c_str());
# ifdef HAVE_CURL_CURL_H
if (Config.fetch_lyrics_in_background)
Lyrics::DownloadInBackground(myPlaylist->nowPlayingSong());
# endif // HAVE_CURL_CURL_H
drawTitle(myPlaylist->nowPlayingSong());
if (Config.autocenter_mode && !myPlaylist->main().isFiltered())
myPlaylist->main().highlight(myPlaylist->currentSongPosition());
if (Config.now_playing_lyrics && isVisible(myLyrics) && myLyrics->previousScreen() == myPlaylist)
myLyrics->ReloadNP = 1;
}
elapsedTime(false);
}
void Status::Changes::elapsedTime(bool update_elapsed)
{
MPD::Status st = m_status;
if (update_elapsed)
{
st = Mpd.getStatus();
m_elapsed_time = st.elapsedTime();
}
if (st.playerState() == MPD::psStop)
{
if (Statusbar::isUnlocked() && Config.statusbar_visibility)
*wFooter << NC::XY(0, 1) << wclrtoeol;
return;
}
std::string ps = playerStateToString(st.playerState());
MPD::Song np = myPlaylist->nowPlayingSong();
drawTitle(np);
std::string tracklength;
if (Config.new_design)
{
if (Config.display_remaining_time)
{
tracklength = "-";
tracklength += MPD::Song::ShowTime(st.totalTime()-st.elapsedTime());
}
else
tracklength = MPD::Song::ShowTime(st.elapsedTime());
if (st.totalTime())
{
tracklength += "/";
tracklength += MPD::Song::ShowTime(st.totalTime());
}
// bitrate here doesn't look good, but it can be moved somewhere else later
if (Config.display_bitrate && st.kbps())
{
tracklength += " ";
tracklength += boost::lexical_cast<std::string>(st.kbps());
tracklength += " kbps";
}
NC::WBuffer first, second;
stringToBuffer(ToWString(Charset::utf8ToLocale(np.toString(Config.new_header_first_line, Config.tags_separator, "$"))), first);
stringToBuffer(ToWString(Charset::utf8ToLocale(np.toString(Config.new_header_second_line, Config.tags_separator, "$"))), second);
size_t first_len = wideLength(first.str());
size_t first_margin = (std::max(tracklength.length()+1, VolumeState.length()))*2;
size_t first_start = first_len < COLS-first_margin ? (COLS-first_len)/2 : tracklength.length()+1;
size_t second_len = wideLength(second.str());
size_t second_margin = (std::max(ps.length(), size_t(8))+1)*2;
size_t second_start = second_len < COLS-second_margin ? (COLS-second_len)/2 : ps.length()+1;
if (!Global::SeekingInProgress)
*wHeader << NC::XY(0, 0) << wclrtoeol << tracklength;
*wHeader << NC::XY(first_start, 0);
writeCyclicBuffer(first, *wHeader, first_line_scroll_begin, COLS-tracklength.length()-VolumeState.length()-1, L" ** ");
*wHeader << NC::XY(0, 1) << wclrtoeol << NC::Format::Bold << ps << NC::Format::NoBold;
*wHeader << NC::XY(second_start, 1);
writeCyclicBuffer(second, *wHeader, second_line_scroll_begin, COLS-ps.length()-8-2, L" ** ");
*wHeader << NC::XY(wHeader->getWidth()-VolumeState.length(), 0) << Config.volume_color << VolumeState << NC::Color::End;
flags();
}
else if (Statusbar::isUnlocked() && Config.statusbar_visibility)
{
if (Config.display_bitrate && st.kbps())
{
tracklength += " [";
tracklength += boost::lexical_cast<std::string>(st.kbps());
tracklength += " kbps]";
}
tracklength += " [";
if (st.totalTime())
{
if (Config.display_remaining_time)
{
tracklength += "-";
tracklength += MPD::Song::ShowTime(st.totalTime()-st.elapsedTime());
}
else
tracklength += MPD::Song::ShowTime(st.elapsedTime());
tracklength += "/";
tracklength += MPD::Song::ShowTime(st.totalTime());
tracklength += "]";
}
else
{
tracklength += MPD::Song::ShowTime(st.elapsedTime());
tracklength += "]";
}
NC::WBuffer np_song;
stringToBuffer(ToWString(Charset::utf8ToLocale(np.toString(Config.song_status_format, Config.tags_separator, "$"))), np_song);
*wFooter << NC::XY(0, 1) << wclrtoeol << NC::Format::Bold << ps << NC::Format::NoBold;
writeCyclicBuffer(np_song, *wFooter, playing_song_scroll_begin, wFooter->getWidth()-ps.length()-tracklength.length(), L" ** ");
*wFooter << NC::Format::Bold << NC::XY(wFooter->getWidth()-tracklength.length(), 1) << tracklength << NC::Format::NoBold;
}
if (Progressbar::isUnlocked())
Progressbar::draw(st.elapsedTime(), st.totalTime());
}
void Status::Changes::repeat(bool show_msg)
{
m_repeat = m_status.repeat() ? 'r' : 0;
if (show_msg)
Statusbar::msg("Repeat mode is %s", !m_repeat ? "off" : "on");
}
void Status::Changes::random(bool show_msg)
{
m_random = m_status.random() ? 'z' : 0;
if (show_msg)
Statusbar::msg("Random mode is %s", !m_random ? "off" : "on");
}
void Status::Changes::single(bool show_msg)
{
m_single = m_status.single() ? 's' : 0;
if (show_msg)
Statusbar::msg("Single mode is %s", !m_single ? "off" : "on");
}
void Status::Changes::consume(bool show_msg)
{
m_consume = m_status.consume() ? 'c' : 0;
if (show_msg)
Statusbar::msg("Consume mode is %s", !m_consume ? "off" : "on");
}
void Status::Changes::crossfade(bool show_msg)
{
int crossfade = m_status.crossfade();
m_crossfade = crossfade ? 'x' : 0;
if (show_msg)
Statusbar::msg("Crossfade set to %d seconds", crossfade);
}
void Status::Changes::dbUpdateState(bool show_msg)
{
m_db_updating = m_status.updateID() ? 'U' : 0;
if (show_msg)
Statusbar::msg("Database update %s", m_status.updateID() ? "started" : "finished");
}
void Status::Changes::flags()
{
if (!Config.header_visibility && !Config.new_design)
return;
std::string switch_state;
if (Config.new_design)
{
switch_state += '[';
switch_state += m_repeat ? m_repeat : '-';
switch_state += m_random ? m_random : '-';
switch_state += m_single ? m_single : '-';
switch_state += m_consume ? m_consume : '-';
switch_state += m_crossfade ? m_crossfade : '-';
switch_state += m_db_updating ? m_db_updating : '-';
switch_state += ']';
*wHeader << NC::XY(COLS-switch_state.length(), 1) << NC::Format::Bold << Config.state_flags_color << switch_state << NC::Color::End << NC::Format::NoBold;
if (Config.new_design && !Config.header_visibility) // in this case also draw separator
{
*wHeader << NC::Format::Bold << NC::Color::Black;
mvwhline(wHeader->raw(), 2, 0, 0, COLS);
*wHeader << NC::Color::End << NC::Format::NoBold;
}
wHeader->refresh();
}
else
{
if (m_repeat)
switch_state += m_repeat;
if (m_random)
switch_state += m_random;
if (m_single)
switch_state += m_single;
if (m_consume)
switch_state += m_consume;
if (m_crossfade)
switch_state += m_crossfade;
if (m_db_updating)
switch_state += m_db_updating;
// this is done by raw ncurses because creating another
// window only for handling this is quite silly
attrset(A_BOLD|COLOR_PAIR(int(Config.state_line_color)));
mvhline(1, 0, 0, COLS);
if (!switch_state.empty())
{
mvprintw(1, COLS-switch_state.length()-3, "[");
attroff(COLOR_PAIR(int(Config.state_line_color)));
attron(COLOR_PAIR(int(Config.state_flags_color)));
mvprintw(1, COLS-switch_state.length()-2, "%s", switch_state.c_str());
attroff(COLOR_PAIR(int(Config.state_flags_color)));
attron(COLOR_PAIR(int(Config.state_line_color)));
mvprintw(1, COLS-2, "]");
}
attroff(A_BOLD|COLOR_PAIR(int(Config.state_line_color)));
refresh();
}
}
void Status::Changes::mixer()
{
if (!Config.display_volume_level || (!Config.header_visibility && !Config.new_design))
return;
VolumeState = Config.new_design ? " Vol: " : " Volume: ";
if (State::volume() < 0)
VolumeState += "n/a";
else
{
VolumeState += boost::lexical_cast<std::string>(State::volume());
VolumeState += "%";
}
*wHeader << Config.volume_color;
*wHeader << NC::XY(wHeader->getWidth()-VolumeState.length(), 0) << VolumeState;
*wHeader << NC::Color::End;
wHeader->refresh();
}
void Status::Changes::outputs()
{
# ifdef ENABLE_OUTPUTS
myOutputs->FetchList();
# endif // ENABLE_OUTPUTS
}