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a26aa6c295236af1ca2d3ada4a386dcad1084e32
ncmpcpp/src/media_library.cpp
Andrzej Rybczak a26aa6c295 media library: locate song: clean up
2015-04-18 22:53:13 +02:00

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/***************************************************************************
* Copyright (C) 2008-2014 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 <boost/bind.hpp>
#include <boost/date_time/posix_time/posix_time.hpp>
#include <boost/locale/conversion.hpp>
#include <algorithm>
#include <array>
#include <cassert>
#include "charset.h"
#include "display.h"
#include "helpers.h"
#include "global.h"
#include "menu_impl.h"
#include "mpdpp.h"
#include "playlist.h"
#include "media_library.h"
#include "status.h"
#include "statusbar.h"
#include "utility/comparators.h"
#include "utility/type_conversions.h"
#include "title.h"
#include "screen_switcher.h"
using Global::MainHeight;
using Global::MainStartY;
using Global::myScreen;
MediaLibrary *myLibrary;
namespace {
bool hasTwoColumns;
size_t itsLeftColStartX;
size_t itsLeftColWidth;
size_t itsMiddleColWidth;
size_t itsMiddleColStartX;
size_t itsRightColWidth;
size_t itsRightColStartX;
typedef MediaLibrary::PrimaryTag PrimaryTag;
typedef MediaLibrary::AlbumEntry AlbumEntry;
MPD::SongIterator getSongsFromAlbum(const AlbumEntry &album)
{
Mpd.StartSearch(true);
Mpd.AddSearch(Config.media_lib_primary_tag, album.entry().tag());
if (!album.isAllTracksEntry())
{
Mpd.AddSearch(MPD_TAG_ALBUM, album.entry().album());
Mpd.AddSearch(MPD_TAG_DATE, album.entry().date());
}
return Mpd.CommitSearchSongs();
}
std::string AlbumToString(const AlbumEntry &ae);
std::string SongToString(const MPD::Song &s);
bool TagEntryMatcher(const boost::regex &rx, const MediaLibrary::PrimaryTag &tagmtime);
bool AlbumEntryMatcher(const boost::regex &rx, const NC::Menu<AlbumEntry>::Item &item, bool filter);
bool SongEntryMatcher(const boost::regex &rx, const MPD::Song &s);
bool MoveToTag(NC::Menu<PrimaryTag> &tags, const std::string &primary_tag);
bool MoveToAlbum(NC::Menu<AlbumEntry> &albums, const std::string &primary_tag, const MPD::Song &s);
struct SortSongs {
typedef NC::Menu<MPD::Song>::Item SongItem;
static const std::array<MPD::Song::GetFunction, 3> GetFuns;
LocaleStringComparison m_cmp;
std::ptrdiff_t m_offset;
public:
SortSongs(bool disc_only)
: m_cmp(std::locale(), Config.ignore_leading_the), m_offset(disc_only ? 2 : 0) { }
bool operator()(const SongItem &a, const SongItem &b) {
return (*this)(a.value(), b.value());
}
bool operator()(const MPD::Song &a, const MPD::Song &b) {
for (auto get = GetFuns.begin()+m_offset; get != GetFuns.end(); ++get) {
int ret = m_cmp(a.getTags(*get),
b.getTags(*get));
if (ret != 0)
return ret < 0;
}
return a.getTrack() < b.getTrack();
}
};
const std::array<MPD::Song::GetFunction, 3> SortSongs::GetFuns = {{
&MPD::Song::getDate,
&MPD::Song::getAlbum,
&MPD::Song::getDisc
}};
class SortAlbumEntries {
typedef MediaLibrary::Album Album;
LocaleStringComparison m_cmp;
public:
SortAlbumEntries() : m_cmp(std::locale(), Config.ignore_leading_the) { }
bool operator()(const AlbumEntry &a, const AlbumEntry &b) const {
return (*this)(a.entry(), b.entry());
}
bool operator()(const Album &a, const Album &b) const {
if (Config.media_library_sort_by_mtime)
return a.mtime() > b.mtime();
else
{
int result;
result = m_cmp(a.tag(), b.tag());
if (result != 0)
return result < 0;
result = m_cmp(a.date(), b.date());
if (result != 0)
return result < 0;
return m_cmp(a.album(), b.album()) < 0;
}
}
};
class SortPrimaryTags {
LocaleStringComparison m_cmp;
public:
SortPrimaryTags() : m_cmp(std::locale(), Config.ignore_leading_the) { }
bool operator()(const PrimaryTag &a, const PrimaryTag &b) const {
if (Config.media_library_sort_by_mtime)
return a.mtime() > b.mtime();
else
return m_cmp(a.tag(), b.tag()) < 0;
}
};
}
MediaLibrary::MediaLibrary()
: m_timer(boost::posix_time::from_time_t(0))
, m_window_timeout(Config.data_fetching_delay ? 250 : 500)
, m_fetching_delay(boost::posix_time::milliseconds(Config.data_fetching_delay ? 250 : -1))
{
hasTwoColumns = 0;
itsLeftColWidth = COLS/3-1;
itsMiddleColWidth = COLS/3;
itsMiddleColStartX = itsLeftColWidth+1;
itsRightColWidth = COLS-COLS/3*2-1;
itsRightColStartX = itsLeftColWidth+itsMiddleColWidth+2;
Tags = NC::Menu<PrimaryTag>(0, MainStartY, itsLeftColWidth, MainHeight, Config.titles_visibility ? tagTypeToString(Config.media_lib_primary_tag) + "s" : "", Config.main_color, NC::Border());
Tags.setHighlightColor(Config.active_column_color);
Tags.cyclicScrolling(Config.use_cyclic_scrolling);
Tags.centeredCursor(Config.centered_cursor);
Tags.setSelectedPrefix(Config.selected_item_prefix);
Tags.setSelectedSuffix(Config.selected_item_suffix);
Tags.setItemDisplayer([](NC::Menu<PrimaryTag> &menu) {
const std::string &tag = menu.drawn()->value().tag();
if (tag.empty())
menu << Config.empty_tag;
else
menu << Charset::utf8ToLocale(tag);
});
Albums = NC::Menu<AlbumEntry>(itsMiddleColStartX, MainStartY, itsMiddleColWidth, MainHeight, Config.titles_visibility ? "Albums" : "", Config.main_color, NC::Border());
Albums.setHighlightColor(Config.main_highlight_color);
Albums.cyclicScrolling(Config.use_cyclic_scrolling);
Albums.centeredCursor(Config.centered_cursor);
Albums.setSelectedPrefix(Config.selected_item_prefix);
Albums.setSelectedSuffix(Config.selected_item_suffix);
Albums.setItemDisplayer([](NC::Menu<AlbumEntry> &menu) {
menu << Charset::utf8ToLocale(AlbumToString(menu.drawn()->value()));
});
Songs = NC::Menu<MPD::Song>(itsRightColStartX, MainStartY, itsRightColWidth, MainHeight, Config.titles_visibility ? "Songs" : "", Config.main_color, NC::Border());
Songs.setHighlightColor(Config.main_highlight_color);
Songs.cyclicScrolling(Config.use_cyclic_scrolling);
Songs.centeredCursor(Config.centered_cursor);
Songs.setSelectedPrefix(Config.selected_item_prefix);
Songs.setSelectedSuffix(Config.selected_item_suffix);
Songs.setItemDisplayer(boost::bind(
Display::Songs, _1, songsProxyList(), Config.song_library_format
));
w = &Tags;
}
void MediaLibrary::resize()
{
size_t x_offset, width;
getWindowResizeParams(x_offset, width);
if (!hasTwoColumns)
{
itsLeftColStartX = x_offset;
itsLeftColWidth = width/3-1;
itsMiddleColStartX = itsLeftColStartX+itsLeftColWidth+1;
itsMiddleColWidth = width/3;
itsRightColStartX = itsMiddleColStartX+itsMiddleColWidth+1;
itsRightColWidth = width-width/3*2-1;
}
else
{
itsMiddleColStartX = x_offset;
itsMiddleColWidth = width/2;
itsRightColStartX = x_offset+itsMiddleColWidth+1;
itsRightColWidth = width-itsMiddleColWidth-1;
}
Tags.resize(itsLeftColWidth, MainHeight);
Albums.resize(itsMiddleColWidth, MainHeight);
Songs.resize(itsRightColWidth, MainHeight);
Tags.moveTo(itsLeftColStartX, MainStartY);
Albums.moveTo(itsMiddleColStartX, MainStartY);
Songs.moveTo(itsRightColStartX, MainStartY);
hasToBeResized = 0;
}
void MediaLibrary::refresh()
{
Tags.display();
drawSeparator(itsMiddleColStartX-1);
Albums.display();
drawSeparator(itsRightColStartX-1);
Songs.display();
if (Albums.empty())
{
Albums << NC::XY(0, 0) << "No albums found.";
Albums.Window::refresh();
}
}
void MediaLibrary::switchTo()
{
SwitchTo::execute(this);
markSongsInPlaylist(songsProxyList());
drawHeader();
refresh();
}
std::wstring MediaLibrary::title()
{
return L"Media library";
}
void MediaLibrary::update()
{
if (hasTwoColumns)
{
if (Albums.empty() || m_albums_update_request)
{
m_albums_update_request = false;
std::map<std::tuple<std::string, std::string, std::string>, time_t> albums;
for (MPD::SongIterator s = Mpd.GetDirectoryRecursive("/"), end; s != end; ++s)
{
std::string tag;
unsigned idx = 0;
while (!(tag = s->get(Config.media_lib_primary_tag, idx++)).empty())
{
auto key = std::make_tuple(std::move(tag), s->getAlbum(), s->getDate());
auto it = albums.find(key);
if (it == albums.end())
albums[std::move(key)] = s->getMTime();
else
it->second = s->getMTime();
}
}
size_t idx = 0;
for (const auto &album : albums)
{
auto entry = AlbumEntry(Album(
std::move(std::get<0>(album.first)),
std::move(std::get<1>(album.first)),
std::move(std::get<2>(album.first)),
album.second)
);
if (idx < Albums.size())
Albums[idx].value() = std::move(entry);
else
Albums.addItem(std::move(entry));
++idx;
}
if (idx < Albums.size())
Albums.resizeList(idx);
std::sort(Albums.beginV(), Albums.endV(), SortAlbumEntries());
Albums.refresh();
}
}
else
{
if (Tags.empty() || m_tags_update_request)
{
m_tags_update_request = false;
std::map<std::string, time_t> tags;
if (Config.media_library_sort_by_mtime)
{
for (MPD::SongIterator s = Mpd.GetDirectoryRecursive("/"), end; s != end; ++s)
{
std::string tag;
unsigned idx = 0;
while (!(tag = s->get(Config.media_lib_primary_tag, idx++)).empty())
{
auto it = tags.find(tag);
if (it == tags.end())
tags[std::move(tag)] = s->getMTime();
else
it->second = std::max(it->second, s->getMTime());
}
}
}
else
{
MPD::StringIterator tag = Mpd.GetList(Config.media_lib_primary_tag), end;
for (; tag != end; ++tag)
tags[std::move(*tag)] = 0;
}
size_t idx = 0;
for (const auto &tag : tags)
{
auto ptag = PrimaryTag(std::move(tag.first), tag.second);
if (idx < Tags.size())
Tags[idx].value() = std::move(ptag);
else
Tags.addItem(std::move(ptag));
++idx;
}
if (idx < Tags.size())
Tags.resizeList(idx);
std::sort(Tags.beginV(), Tags.endV(), SortPrimaryTags());
Tags.refresh();
}
if (!Tags.empty()
&& ((Albums.empty() && Global::Timer - m_timer > m_fetching_delay) || m_albums_update_request)
)
{
m_albums_update_request = false;
auto &primary_tag = Tags.current()->value().tag();
Mpd.StartSearch(true);
Mpd.AddSearch(Config.media_lib_primary_tag, primary_tag);
std::map<std::tuple<std::string, std::string>, time_t> albums;
for (MPD::SongIterator s = Mpd.CommitSearchSongs(), end; s != end; ++s)
{
auto key = std::make_tuple(s->getAlbum(), s->getDate());
auto it = albums.find(key);
if (it == albums.end())
albums[std::move(key)] = s->getMTime();
else
it->second = std::max(it->second, s->getMTime());
};
size_t idx = 0;
for (const auto &album : albums)
{
auto entry = AlbumEntry(Album(
primary_tag,
std::move(std::get<0>(album.first)),
std::move(std::get<1>(album.first)),
album.second)
);
if (idx < Albums.size())
{
Albums[idx].value() = std::move(entry);
Albums[idx].setSeparator(false);
}
else
Albums.addItem(std::move(entry));
++idx;
}
if (idx < Albums.size())
Albums.resizeList(idx);
std::sort(Albums.beginV(), Albums.endV(), SortAlbumEntries());
if (albums.size() > 1)
{
Albums.addSeparator();
Albums.addItem(AlbumEntry::mkAllTracksEntry(primary_tag));
}
Albums.refresh();
}
}
if (!Albums.empty()
&& ((Songs.empty() && Global::Timer - m_timer > m_fetching_delay) || m_songs_update_request)
)
{
m_songs_update_request = false;
auto &album = Albums.current()->value();
Mpd.StartSearch(true);
Mpd.AddSearch(Config.media_lib_primary_tag, album.entry().tag());
if (!album.isAllTracksEntry())
{
Mpd.AddSearch(MPD_TAG_ALBUM, album.entry().album());
Mpd.AddSearch(MPD_TAG_DATE, album.entry().date());
}
size_t idx = 0;
for (MPD::SongIterator s = Mpd.CommitSearchSongs(), end; s != end; ++s, ++idx)
{
bool is_playlist = myPlaylist->checkForSong(*s);
if (idx < Songs.size())
{
Songs[idx].value() = std::move(*s);
Songs[idx].setBold(is_playlist);
}
else
Songs.addItem(std::move(*s), is_playlist);
};
if (idx < Songs.size())
Songs.resizeList(idx);
std::sort(Songs.begin(), Songs.end(), SortSongs(!album.isAllTracksEntry()));
Songs.refresh();
}
}
int MediaLibrary::windowTimeout()
{
if (Albums.empty() || Songs.empty())
return m_window_timeout;
else
return Screen<WindowType>::windowTimeout();
}
void MediaLibrary::enterPressed()
{
AddToPlaylist(true);
}
void MediaLibrary::spacePressed()
{
if (Config.space_selects)
{
if (isActiveWindow(Tags))
{
size_t idx = Tags.choice();
Tags[idx].setSelected(!Tags[idx].isSelected());
Tags.scroll(NC::Scroll::Down);
Albums.clear();
Songs.clear();
}
else if (isActiveWindow(Albums))
{
if (!Albums.current()->value().isAllTracksEntry())
{
size_t idx = Albums.choice();
Albums[idx].setSelected(!Albums[idx].isSelected());
Albums.scroll(NC::Scroll::Down);
Songs.clear();
}
}
else if (isActiveWindow(Songs))
{
size_t idx = Songs.choice();
Songs[idx].setSelected(!Songs[idx].isSelected());
Songs.scroll(NC::Scroll::Down);
}
}
else
AddToPlaylist(false);
}
void MediaLibrary::mouseButtonPressed(MEVENT me)
{
auto tryNextColumn = [this]() -> bool {
bool result = true;
if (!isActiveWindow(Songs))
{
if (nextColumnAvailable())
nextColumn();
else
result = false;
}
return result;
};
auto tryPreviousColumn = [this]() -> bool {
bool result = true;
if (!isActiveWindow(Tags))
{
if (previousColumnAvailable())
previousColumn();
else
result = false;
}
return result;
};
if (!Tags.empty() && Tags.hasCoords(me.x, me.y))
{
if (!tryPreviousColumn() || !tryPreviousColumn())
return;
if (size_t(me.y) < Tags.size() && (me.bstate & (BUTTON1_PRESSED | BUTTON3_PRESSED)))
{
Tags.Goto(me.y);
if (me.bstate & BUTTON3_PRESSED)
{
size_t pos = Tags.choice();
spacePressed();
if (pos < Tags.size()-1)
Tags.scroll(NC::Scroll::Up);
}
}
else
Screen<WindowType>::mouseButtonPressed(me);
Albums.clear();
Songs.clear();
}
else if (!Albums.empty() && Albums.hasCoords(me.x, me.y))
{
if (!isActiveWindow(Albums))
{
bool success;
if (isActiveWindow(Tags))
success = tryNextColumn();
else
success = tryPreviousColumn();
if (!success)
return;
}
if (size_t(me.y) < Albums.size() && (me.bstate & (BUTTON1_PRESSED | BUTTON3_PRESSED)))
{
Albums.Goto(me.y);
if (me.bstate & BUTTON3_PRESSED)
{
size_t pos = Albums.choice();
spacePressed();
if (pos < Albums.size()-1)
Albums.scroll(NC::Scroll::Up);
}
}
else
Screen<WindowType>::mouseButtonPressed(me);
Songs.clear();
}
else if (!Songs.empty() && Songs.hasCoords(me.x, me.y))
{
if (!tryNextColumn() || !tryNextColumn())
return;
if (size_t(me.y) < Songs.size() && (me.bstate & (BUTTON1_PRESSED | BUTTON3_PRESSED)))
{
Songs.Goto(me.y);
if (me.bstate & BUTTON1_PRESSED)
{
size_t pos = Songs.choice();
spacePressed();
if (pos < Songs.size()-1)
Songs.scroll(NC::Scroll::Up);
}
else
enterPressed();
}
else
Screen<WindowType>::mouseButtonPressed(me);
}
}
/***********************************************************************/
bool MediaLibrary::allowsSearching()
{
return true;
}
void MediaLibrary::setSearchConstraint(const std::string &constraint)
{
if (isActiveWindow(Tags))
{
m_tags_search_predicate = RegexFilter<PrimaryTag>(
boost::regex(constraint, Config.regex_type),
TagEntryMatcher
);
}
else if (isActiveWindow(Albums))
{
m_albums_search_predicate = RegexItemFilter<AlbumEntry>(
boost::regex(constraint, Config.regex_type),
boost::bind(AlbumEntryMatcher, _1, _2, false)
);
}
else if (isActiveWindow(Songs))
{
m_songs_search_predicate = RegexFilter<MPD::Song>(
boost::regex(constraint, Config.regex_type),
SongEntryMatcher
);
}
}
void MediaLibrary::clearConstraint()
{
if (isActiveWindow(Tags))
m_tags_search_predicate.clear();
else if (isActiveWindow(Albums))
m_albums_search_predicate.clear();
else if (isActiveWindow(Songs))
m_songs_search_predicate.clear();
}
bool MediaLibrary::find(SearchDirection direction, bool wrap, bool skip_current)
{
bool result = false;
if (isActiveWindow(Tags))
result = search(Tags, m_tags_search_predicate, direction, wrap, skip_current);
else if (isActiveWindow(Albums))
result = search(Albums, m_albums_search_predicate, direction, wrap, skip_current);
else if (isActiveWindow(Songs))
result = search(Songs, m_songs_search_predicate, direction, wrap, skip_current);
return result;
}
/***********************************************************************/
ProxySongList MediaLibrary::proxySongList()
{
auto ptr = ProxySongList();
if (isActiveWindow(Songs))
ptr = songsProxyList();
return ptr;
}
bool MediaLibrary::allowsSelection()
{
return true;
}
void MediaLibrary::reverseSelection()
{
if (isActiveWindow(Tags))
reverseSelectionHelper(Tags.begin(), Tags.end());
else if (isActiveWindow(Albums))
{
// omit "All tracks"
if (Albums.size() > 1)
reverseSelectionHelper(Albums.begin(), Albums.end()-2);
else
reverseSelectionHelper(Albums.begin(), Albums.end());
}
else if (isActiveWindow(Songs))
reverseSelectionHelper(Songs.begin(), Songs.end());
}
std::vector<MPD::Song> MediaLibrary::getSelectedSongs()
{
std::vector<MPD::Song> result;
if (isActiveWindow(Tags))
{
auto tag_handler = [&result](const std::string &tag) {
Mpd.StartSearch(true);
Mpd.AddSearch(Config.media_lib_primary_tag, tag);
std::copy(
std::make_move_iterator(Mpd.CommitSearchSongs()),
std::make_move_iterator(MPD::SongIterator()),
std::back_inserter(result)
);
};
bool any_selected = false;
for (auto &e : Tags)
{
if (e.isSelected())
{
any_selected = true;
tag_handler(e.value().tag());
}
}
// if no item is selected, add current one
if (!any_selected && !Tags.empty())
tag_handler(Tags.current()->value().tag());
}
else if (isActiveWindow(Albums))
{
bool any_selected = false;
for (auto it = Albums.begin(); it != Albums.end() && !it->isSeparator(); ++it)
{
if (it->isSelected())
{
any_selected = true;
auto &sc = it->value();
Mpd.StartSearch(true);
if (hasTwoColumns)
Mpd.AddSearch(Config.media_lib_primary_tag, sc.entry().tag());
else
Mpd.AddSearch(Config.media_lib_primary_tag,
Tags.current()->value().tag());
Mpd.AddSearch(MPD_TAG_ALBUM, sc.entry().album());
Mpd.AddSearch(MPD_TAG_DATE, sc.entry().date());
size_t begin = result.size();
std::copy(
std::make_move_iterator(Mpd.CommitSearchSongs()),
std::make_move_iterator(MPD::SongIterator()),
std::back_inserter(result)
);
std::sort(result.begin()+begin, result.end(), SortSongs(false));
}
}
// if no item is selected, add songs from right column
if (!any_selected && !Albums.empty())
{
size_t begin = result.size();
std::copy(
std::make_move_iterator(getSongsFromAlbum(Albums.current()->value().entry())),
std::make_move_iterator(MPD::SongIterator()),
std::back_inserter(result)
);
std::sort(result.begin()+begin, result.end(), SortSongs(false));
}
}
else if (isActiveWindow(Songs))
{
for (const auto &s : Songs)
if (s.isSelected())
result.push_back(s.value());
// if no item is selected, add current one
if (result.empty() && !Songs.empty())
result.push_back(Songs.current()->value());
}
return result;
}
/***********************************************************************/
bool MediaLibrary::previousColumnAvailable()
{
assert(!hasTwoColumns || !isActiveWindow(Tags));
if (isActiveWindow(Songs))
{
if (!Albums.empty() && (hasTwoColumns || !Tags.empty()))
return true;
}
else if (isActiveWindow(Albums))
{
if (!hasTwoColumns && !Tags.empty())
return true;
}
return false;
}
void MediaLibrary::previousColumn()
{
if (isActiveWindow(Songs))
{
Songs.setHighlightColor(Config.main_highlight_color);
w->refresh();
w = &Albums;
Albums.setHighlightColor(Config.active_column_color);
}
else if (isActiveWindow(Albums) && !hasTwoColumns)
{
Albums.setHighlightColor(Config.main_highlight_color);
w->refresh();
w = &Tags;
Tags.setHighlightColor(Config.active_column_color);
}
}
bool MediaLibrary::nextColumnAvailable()
{
assert(!hasTwoColumns || !isActiveWindow(Tags));
if (isActiveWindow(Tags))
{
if (!Albums.empty() && !Songs.empty())
return true;
}
else if (isActiveWindow(Albums))
{
if (!Songs.empty())
return true;
}
return false;
}
void MediaLibrary::nextColumn()
{
if (isActiveWindow(Tags))
{
Tags.setHighlightColor(Config.main_highlight_color);
w->refresh();
w = &Albums;
Albums.setHighlightColor(Config.active_column_color);
}
else if (isActiveWindow(Albums))
{
Albums.setHighlightColor(Config.main_highlight_color);
w->refresh();
w = &Songs;
Songs.setHighlightColor(Config.active_column_color);
}
}
/***********************************************************************/
void MediaLibrary::updateTimer()
{
m_timer = Global::Timer;
}
void MediaLibrary::toggleColumnsMode()
{
hasTwoColumns = !hasTwoColumns;
Tags.clear();
Albums.clear();
Albums.reset();
Songs.clear();
if (hasTwoColumns)
{
if (isActiveWindow(Tags))
nextColumn();
if (Config.titles_visibility)
{
std::string item_type = boost::locale::to_lower(
tagTypeToString(Config.media_lib_primary_tag));
std::string and_mtime = Config.media_library_sort_by_mtime ? " and mtime" : "";
Albums.setTitle("Albums (sorted by " + item_type + and_mtime + ")");
}
}
else
Albums.setTitle(Config.titles_visibility ? "Albums" : "");
resize();
}
int MediaLibrary::Columns()
{
if (hasTwoColumns)
return 2;
else
return 3;
}
ProxySongList MediaLibrary::songsProxyList()
{
return ProxySongList(Songs, [](NC::Menu<MPD::Song>::Item &item) {
return &item.value();
});
}
void MediaLibrary::toggleSortMode()
{
Config.media_library_sort_by_mtime = !Config.media_library_sort_by_mtime;
Statusbar::printf("Sorting library by: %1%",
Config.media_library_sort_by_mtime ? "modification time" : "name");
if (hasTwoColumns)
{
std::sort(Albums.beginV(), Albums.endV(), SortAlbumEntries());
Albums.refresh();
Songs.clear();
if (Config.titles_visibility)
{
std::string item_type = boost::locale::to_lower(
tagTypeToString(Config.media_lib_primary_tag));
std::string and_mtime = Config.media_library_sort_by_mtime ? (" " "and mtime") : "";
Albums.setTitle("Albums (sorted by " + item_type + and_mtime + ")");
}
}
else
{
// if we already have modification times, just resort. otherwise refetch the list.
if (!Tags.empty() && Tags[0].value().mtime() > 0)
{
std::sort(Tags.beginV(), Tags.endV(), SortPrimaryTags());
Tags.refresh();
}
else
Tags.clear();
Albums.clear();
Songs.clear();
}
update();
}
void MediaLibrary::LocateSong(const MPD::Song &s)
{
std::string primary_tag = s.get(Config.media_lib_primary_tag);
if (primary_tag.empty())
{
std::string item_type = boost::locale::to_lower(
tagTypeToString(Config.media_lib_primary_tag));
Statusbar::printf("Can't use this function because the song has no %s tag", item_type);
return;
}
if (!s.isFromDatabase())
{
Statusbar::print("Song is not from the database");
return;
}
if (myScreen != this)
switchTo();
Statusbar::put() << "Jumping to song...";
Global::wFooter->refresh();
if (!hasTwoColumns)
{
if (Tags.empty())
update();
if (!MoveToTag(Tags, primary_tag))
{
// The tag could not be found. Since this was called from an existing
// song, the tag should exist in the library, but it was not listed by
// list/listallinfo. This is the case with some players where it is not
// possible to list all of the library, e.g. mopidy with mopidy-spotify.
// To workaround this we simply insert the missing tag.
Tags.addItem(PrimaryTag(primary_tag, s.getMTime()));
std::sort(Tags.beginV(), Tags.endV(), SortPrimaryTags());
Tags.refresh();
MoveToTag(Tags, primary_tag);
}
Albums.clear();
}
if (Albums.empty())
update();
// When you locate a song in the media library, if no albums or no songs
// are found, set the active column to the previous one (tags if no albums,
// and albums if no songs). This makes sure that the active column is not
// empty, which may make it impossible to move out of.
//
// The problem was if you highlight some song in the rightmost column in
// the media browser and then go to some other window and select locate
// song. If the tag or album it looked up in the media library was
// empty, the selection would stay in the songs column while it was empty.
// This made the selection impossible to change.
//
// This only is a problem if a song has some tag or album for which the
// find command doesn't return any results. This should never really happen
// unless there is some inconsistency in the player. However, it may
// happen, so we need to handle it.
//
// Note: We don't want to return when no albums are found in two column
// mode. In this case, we try to insert the album, as we do with tags when
// they are not found.
if (hasTwoColumns || !Albums.empty())
{
if (!MoveToAlbum(Albums, primary_tag, s))
{
// The album could not be found, insert it if in two column mode.
// See comment about tags not found above. This is the equivalent
// for two column mode.
Albums.addItem(AlbumEntry(
Album(primary_tag, s.getAlbum(), s.getDate(), s.getMTime())
));
std::sort(Albums.beginV(), Albums.endV(), SortAlbumEntries());
Albums.refresh();
MoveToAlbum(Albums, primary_tag, s);
}
Songs.clear();
update();
if (!Songs.empty())
{
if (s != Songs.current()->value())
{
auto begin = Songs.beginV(), end = Songs.endV();
auto it = std::find(begin, end, s);
if (it != end)
Songs.highlight(it-begin);
}
nextColumn();
nextColumn();
}
else // invalid album was added, clear the list
Albums.clear();
}
else // invalid tag was added, clear the list
Tags.clear();
refresh();
}
void MediaLibrary::AddToPlaylist(bool add_n_play)
{
if (isActiveWindow(Songs) && !Songs.empty())
addSongToPlaylist(Songs.current()->value(), add_n_play);
else
{
if ((!Tags.empty() && isActiveWindow(Tags))
|| (isActiveWindow(Albums) && Albums.current()->value().isAllTracksEntry()))
{
Mpd.StartSearch(true);
Mpd.AddSearch(Config.media_lib_primary_tag, Tags.current()->value().tag());
std::vector<MPD::Song> list(
std::make_move_iterator(Mpd.CommitSearchSongs()),
std::make_move_iterator(MPD::SongIterator())
);
bool success = addSongsToPlaylist(list.begin(), list.end(), add_n_play, -1);
std::string tag_type = boost::locale::to_lower(
tagTypeToString(Config.media_lib_primary_tag));
Statusbar::printf("Songs with %1% \"%2%\" added%3%",
tag_type, Tags.current()->value().tag(), withErrors(success)
);
}
else if (isActiveWindow(Albums))
{
std::vector<MPD::Song> list(
std::make_move_iterator(getSongsFromAlbum(Albums.current()->value())),
std::make_move_iterator(MPD::SongIterator())
);
bool success = addSongsToPlaylist(list.begin(), list.end(), add_n_play, -1);
Statusbar::printf("Songs from album \"%1%\" added%2%",
Albums.current()->value().entry().album(), withErrors(success)
);
}
}
if (!add_n_play)
{
w->scroll(NC::Scroll::Down);
if (isActiveWindow(Tags))
{
Albums.clear();
Songs.clear();
}
else if (isActiveWindow(Albums))
Songs.clear();
}
}
namespace {
std::string AlbumToString(const AlbumEntry &ae)
{
std::string result;
if (ae.isAllTracksEntry())
result = "All tracks";
else
{
if (hasTwoColumns)
{
if (ae.entry().tag().empty())
result += Config.empty_tag;
else
result += ae.entry().tag();
result += " - ";
}
if (Config.media_lib_primary_tag != MPD_TAG_DATE && !ae.entry().date().empty())
result += "(" + ae.entry().date() + ") ";
result += ae.entry().album().empty() ? "<no album>" : ae.entry().album();
}
return result;
}
std::string SongToString(const MPD::Song &s)
{
return Format::stringify<char>(
Config.song_library_format, &s
);
}
bool TagEntryMatcher(const boost::regex &rx, const PrimaryTag &pt)
{
return boost::regex_search(pt.tag(), rx);
}
bool AlbumEntryMatcher(const boost::regex &rx, const NC::Menu<AlbumEntry>::Item &item, bool filter)
{
if (item.isSeparator() || item.value().isAllTracksEntry())
return filter;
return boost::regex_search(AlbumToString(item.value()), rx);
}
bool SongEntryMatcher(const boost::regex &rx, const MPD::Song &s)
{
return boost::regex_search(SongToString(s), rx);
}
bool MoveToTag(NC::Menu<PrimaryTag> &tags, const std::string &primary_tag)
{
if (tags.empty())
return false;
auto equals_fun_argument = [&](PrimaryTag &e) {
return e.tag() == primary_tag;
};
if (equals_fun_argument(*tags.currentV()))
return true;
auto begin = tags.beginV(), end = tags.endV();
auto it = std::find_if(begin, end, equals_fun_argument);
if (it != end)
{
tags.highlight(it-begin);
return true;
}
return false;
}
bool MoveToAlbum(NC::Menu<AlbumEntry> &albums, const std::string &primary_tag, const MPD::Song &s)
{
if (albums.empty())
return false;
std::string album = s.getAlbum();
std::string date = s.getDate();
auto equals_fun_argument = [&](AlbumEntry &e) {
return (!hasTwoColumns || e.entry().tag() == primary_tag)
&& e.entry().album() == album
&& e.entry().date() == date;
};
if (equals_fun_argument(*albums.currentV()))
return true;
auto begin = albums.beginV(), end = albums.endV();
auto it = std::find_if(begin, end, equals_fun_argument);
if (it != end)
{
albums.highlight(it-begin);
return true;
}
return false;
}
}
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