Files
ncmpcpp/src/media_library.cpp
2012-08-31 23:09:56 +02:00

848 lines
23 KiB
C++

/***************************************************************************
* Copyright (C) 2008-2012 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 <algorithm>
#include <cassert>
#include "charset.h"
#include "display.h"
#include "helpers.h"
#include "global.h"
#include "media_library.h"
#include "mpdpp.h"
#include "playlist.h"
#include "status.h"
#include "utility/comparators.h"
#include "utility/type_conversions.h"
using Global::MainHeight;
using Global::MainStartY;
using Global::myScreen;
MediaLibrary *myLibrary = new MediaLibrary;
bool MediaLibrary::hasTwoColumns;
size_t MediaLibrary::itsLeftColStartX;
size_t MediaLibrary::itsLeftColWidth;
size_t MediaLibrary::itsMiddleColWidth;
size_t MediaLibrary::itsMiddleColStartX;
size_t MediaLibrary::itsRightColWidth;
size_t MediaLibrary::itsRightColStartX;
// this string marks the position in middle column that works as "All tracks" option. it's
// assigned to Date in SearchConstraint class since date normally cannot contain other chars
// than ciphers and -'s (0x7f is interpreted as backspace keycode, so it's quite safe to assume
// that it won't appear in any tag, let alone date).
const char MediaLibrary::AllTracksMarker[] = "\x7f";
void MediaLibrary::Init()
{
hasTwoColumns = 0;
itsLeftColWidth = COLS/3-1;
itsMiddleColWidth = COLS/3;
itsMiddleColStartX = itsLeftColWidth+1;
itsRightColWidth = COLS-COLS/3*2-1;
itsRightColStartX = itsLeftColWidth+itsMiddleColWidth+2;
Artists = new Menu<std::string>(0, MainStartY, itsLeftColWidth, MainHeight, Config.titles_visibility ? tagTypeToString(Config.media_lib_primary_tag) + "s" : "", Config.main_color, brNone);
Artists->HighlightColor(Config.active_column_color);
Artists->CyclicScrolling(Config.use_cyclic_scrolling);
Artists->CenteredCursor(Config.centered_cursor);
Artists->SetSelectPrefix(Config.selected_item_prefix);
Artists->SetSelectSuffix(Config.selected_item_suffix);
Artists->setItemDisplayer(DisplayPrimaryTags);
Albums = new Menu<SearchConstraints>(itsMiddleColStartX, MainStartY, itsMiddleColWidth, MainHeight, Config.titles_visibility ? "Albums" : "", Config.main_color, brNone);
Albums->HighlightColor(Config.main_highlight_color);
Albums->CyclicScrolling(Config.use_cyclic_scrolling);
Albums->CenteredCursor(Config.centered_cursor);
Albums->SetSelectPrefix(Config.selected_item_prefix);
Albums->SetSelectSuffix(Config.selected_item_suffix);
Albums->setItemDisplayer(DisplayAlbums);
Albums->SetItemStringifier(AlbumToString);
Songs = new Menu<MPD::Song>(itsRightColStartX, MainStartY, itsRightColWidth, MainHeight, Config.titles_visibility ? "Songs" : "", Config.main_color, brNone);
Songs->HighlightColor(Config.main_highlight_color);
Songs->CyclicScrolling(Config.use_cyclic_scrolling);
Songs->CenteredCursor(Config.centered_cursor);
Songs->SetSelectPrefix(Config.selected_item_prefix);
Songs->SetSelectSuffix(Config.selected_item_suffix);
Songs->setItemDisplayer(std::bind(Display::Songs, _1, *this, Config.song_library_format));
Songs->SetItemStringifier(SongToString);
w = Artists;
isInitialized = 1;
}
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;
}
Artists->Resize(itsLeftColWidth, MainHeight);
Albums->Resize(itsMiddleColWidth, MainHeight);
Songs->Resize(itsRightColWidth, MainHeight);
Artists->MoveTo(itsLeftColStartX, MainStartY);
Albums->MoveTo(itsMiddleColStartX, MainStartY);
Songs->MoveTo(itsRightColStartX, MainStartY);
hasToBeResized = 0;
}
void MediaLibrary::Refresh()
{
Artists->Display();
mvvline(MainStartY, itsMiddleColStartX-1, 0, MainHeight);
Albums->Display();
mvvline(MainStartY, itsRightColStartX-1, 0, MainHeight);
Songs->Display();
if (Albums->Empty())
{
*Albums << XY(0, 0) << "No albums found.";
Albums->Window::Refresh();
}
}
void MediaLibrary::SwitchTo()
{
using Global::myLockedScreen;
if (myScreen == this)
{
if (Config.media_library_disable_two_column_mode)
return;
else
{
hasTwoColumns = !hasTwoColumns;
hasToBeResized = 1;
Artists->Clear();
Albums->Clear();
Albums->Reset();
Songs->Clear();
if (hasTwoColumns)
{
if (w == Artists)
NextColumn();
if (Config.titles_visibility)
{
std::string item_type = tagTypeToString(Config.media_lib_primary_tag);
lowercase(item_type);
Albums->SetTitle("Albums (sorted by " + item_type + ")");
}
else
Albums->SetTitle("");
}
else
Albums->SetTitle(Config.titles_visibility ? "Albums" : "");
}
}
if (!isInitialized)
Init();
if (myLockedScreen)
UpdateInactiveScreen(this);
if (hasToBeResized || myLockedScreen)
Resize();
if (myScreen != this && myScreen->isTabbable())
Global::myPrevScreen = myScreen;
myScreen = this;
Global::RedrawHeader = true;
Refresh();
UpdateSongList(Songs);
}
std::basic_string<my_char_t> MediaLibrary::Title()
{
return U("Media library");
}
void MediaLibrary::Update()
{
if (!hasTwoColumns && Artists->ReallyEmpty())
{
MPD::TagList list;
Albums->Clear();
Songs->Clear();
Mpd.GetList(list, Config.media_lib_primary_tag);
sort(list.begin(), list.end(), CaseInsensitiveSorting());
for (MPD::TagList::iterator it = list.begin(); it != list.end(); ++it)
{
if (it->empty() && !Config.media_library_display_empty_tag)
continue;
utf_to_locale(*it);
Artists->AddItem(*it);
}
Artists->Window::Clear();
Artists->Refresh();
}
if (!hasTwoColumns && !Artists->Empty() && Albums->ReallyEmpty() && Songs->ReallyEmpty())
{
// idle has to be blocked for now since it would be enabled and
// disabled a few times by each mpd command, which makes no sense
// and slows down the whole process.
Mpd.BlockIdle(1);
Albums->Reset();
MPD::TagList list;
locale_to_utf(Artists->Current().value());
Mpd.StartFieldSearch(MPD_TAG_ALBUM);
Mpd.AddSearch(Config.media_lib_primary_tag, Artists->Current().value());
Mpd.CommitSearchTags([&list](std::string &&album) {
list.push_back(album);
});
for (auto album = list.begin(); album != list.end(); ++album)
{
if (Config.media_library_display_date)
{
Mpd.StartFieldSearch(MPD_TAG_DATE);
Mpd.AddSearch(Config.media_lib_primary_tag, Artists->Current().value());
Mpd.AddSearch(MPD_TAG_ALBUM, *album);
utf_to_locale(*album);
Mpd.CommitSearchTags([this, &album](std::string &&date) {
utf_to_locale(date);
Albums->AddItem(SearchConstraints(*album, date));
});
}
else
{
utf_to_locale(*album);
Albums->AddItem(SearchConstraints(*album, ""));
}
}
utf_to_locale(Artists->Current().value());
if (!Albums->Empty())
std::sort(Albums->BeginV(), Albums->EndV(), SearchConstraintsSorting());
if (Albums->Size() > 1)
{
Albums->AddSeparator();
Albums->AddItem(SearchConstraints("", AllTracksMarker));
}
Albums->Refresh();
Mpd.BlockIdle(0);
}
else if (hasTwoColumns && Albums->ReallyEmpty())
{
Songs->Clear();
MPD::TagList artists;
*Albums << XY(0, 0) << "Fetching albums...";
Albums->Window::Refresh();
Mpd.BlockIdle(1);
Mpd.GetList(artists, Config.media_lib_primary_tag);
for (auto artist = artists.begin(); artist != artists.end(); ++artist)
{
MPD::TagList albums;
Mpd.StartFieldSearch(MPD_TAG_ALBUM);
Mpd.AddSearch(Config.media_lib_primary_tag, *artist);
Mpd.CommitSearchTags([&albums](std::string &&album) {
albums.push_back(album);
});
for (auto album = albums.begin(); album != albums.end(); ++album)
{
if (Config.media_library_display_date)
{
if (Config.media_lib_primary_tag != MPD_TAG_DATE)
{
Mpd.StartFieldSearch(MPD_TAG_DATE);
Mpd.AddSearch(Config.media_lib_primary_tag, *artist);
Mpd.AddSearch(MPD_TAG_ALBUM, *album);
utf_to_locale(*artist);
utf_to_locale(*album);
Mpd.CommitSearchTags([this, &artist, &album](std::string &&tag) {
utf_to_locale(tag);
Albums->AddItem(SearchConstraints(*artist, *album, tag));
});
}
else
{
utf_to_locale(*artist);
utf_to_locale(*album);
Albums->AddItem(SearchConstraints(*artist, *album, *artist));
}
}
else
{
utf_to_locale(*artist);
utf_to_locale(*album);
Albums->AddItem(SearchConstraints(*artist, *album, ""));
}
}
}
Mpd.BlockIdle(0);
if (!Albums->Empty())
std::sort(Albums->BeginV(), Albums->EndV(), SearchConstraintsSorting());
Albums->Refresh();
}
if (!hasTwoColumns && !Artists->Empty() && w == Albums && Albums->ReallyEmpty())
{
Albums->HighlightColor(Config.main_highlight_color);
Artists->HighlightColor(Config.active_column_color);
w = Artists;
}
if (!(hasTwoColumns ? Albums->Empty() : Artists->Empty()) && Songs->ReallyEmpty())
{
Songs->Reset();
Mpd.StartSearch(1);
Mpd.AddSearch(Config.media_lib_primary_tag, locale_to_utf_cpy(hasTwoColumns ? Albums->Current().value().PrimaryTag : Artists->Current().value()));
if (Albums->Current().value().Date != AllTracksMarker)
{
Mpd.AddSearch(MPD_TAG_ALBUM, locale_to_utf_cpy(Albums->Current().value().Album));
if (Config.media_library_display_date)
Mpd.AddSearch(MPD_TAG_DATE, locale_to_utf_cpy(Albums->Current().value().Date));
}
Mpd.CommitSearchSongs([this](MPD::Song &&s) {
Songs->AddItem(s, myPlaylist->checkForSong(s));
});
if (Albums->Current().value().Date == AllTracksMarker)
std::sort(Songs->BeginV(), Songs->EndV(), SortAllTracks);
else
std::sort(Songs->BeginV(), Songs->EndV(), SortSongsByTrack);
Songs->Window::Clear();
Songs->Refresh();
}
}
void MediaLibrary::SpacePressed()
{
if (Config.space_selects)
{
if (w == Artists)
{
size_t i = Artists->Choice();
Artists->at(i).setSelected(!Artists->at(i).isSelected());
Albums->Clear();
Songs->Clear();
}
else if (w == Albums)
{
if (Albums->Current().value().Date != AllTracksMarker)
{
size_t i = Albums->Choice();
Albums->at(i).setSelected(!Albums->at(i).isSelected());
Songs->Clear();
}
}
else if (w == Songs)
{
size_t i = Songs->Choice();
Songs->at(i).setSelected(!Songs->at(i).isSelected());
}
w->Scroll(wDown);
}
else
AddToPlaylist(0);
}
void MediaLibrary::MouseButtonPressed(MEVENT me)
{
if (!Artists->Empty() && Artists->hasCoords(me.x, me.y))
{
if (w != Artists)
{
PrevColumn();
PrevColumn();
}
if (size_t(me.y) < Artists->Size() && (me.bstate & (BUTTON1_PRESSED | BUTTON3_PRESSED)))
{
Artists->Goto(me.y);
if (me.bstate & BUTTON3_PRESSED)
{
size_t pos = Artists->Choice();
SpacePressed();
if (pos < Artists->Size()-1)
Artists->Scroll(wUp);
}
}
else
Screen<Window>::MouseButtonPressed(me);
Albums->Clear();
Songs->Clear();
}
else if (!Albums->Empty() && Albums->hasCoords(me.x, me.y))
{
if (w != Albums)
w == Artists ? NextColumn() : PrevColumn();
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(wUp);
}
}
else
Screen<Window>::MouseButtonPressed(me);
Songs->Clear();
}
else if (!Songs->Empty() && Songs->hasCoords(me.x, me.y))
{
if (w != Songs)
{
NextColumn();
NextColumn();
}
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(wUp);
}
else
EnterPressed();
}
else
Screen<Window>::MouseButtonPressed(me);
}
}
MPD::Song *MediaLibrary::CurrentSong()
{
return w == Songs && !Songs->Empty() ? &Songs->Current().value() : 0;
}
List *MediaLibrary::GetList()
{
if (w == Artists)
return Artists;
else if (w == Albums)
return Albums;
else if (w == Songs)
return Songs;
else // silence compiler
return 0;
}
void MediaLibrary::ReverseSelection()
{
if (w == Artists)
Artists->ReverseSelection();
else if (w == Albums)
Albums->ReverseSelection();
else if (w == Songs)
Songs->ReverseSelection();
}
void MediaLibrary::GetSelectedSongs(MPD::SongList &v)
{
std::vector<size_t> selected;
if (w == Artists && !Artists->Empty())
{
Artists->GetSelected(selected);
if (selected.empty())
selected.push_back(Artists->Choice());
for (auto it = selected.begin(); it != selected.end(); ++it)
{
MPD::SongList list;
Mpd.StartSearch(1);
Mpd.AddSearch(Config.media_lib_primary_tag, locale_to_utf_cpy(Artists->at(*it).value()));
Mpd.CommitSearchSongs([&list](MPD::Song &&s) {
list.push_back(s);
});
std::sort(list.begin(), list.end(), SortAllTracks);
std::copy(list.begin(), list.end(), std::back_inserter(v));
}
}
else if (w == Albums && !Albums->Empty())
{
Albums->GetSelected(selected);
if (selected.empty())
{
// shortcut via the existing song list in right column
if (v.empty())
v.reserve(Songs->Size());
for (size_t i = 0; i < Songs->Size(); ++i)
v.push_back((*Songs)[i].value());
}
else
{
for (auto it = selected.begin(); it != selected.end(); ++it)
{
Mpd.StartSearch(1);
Mpd.AddSearch(Config.media_lib_primary_tag, hasTwoColumns
? Albums->at(*it).value().PrimaryTag
: locale_to_utf_cpy(Artists->Current().value()));
Mpd.AddSearch(MPD_TAG_ALBUM, Albums->at(*it).value().Album);
Mpd.AddSearch(MPD_TAG_DATE, Albums->at(*it).value().Date);
Mpd.CommitSearchSongs([&v](MPD::Song &&s) {
v.push_back(s);
});
}
}
}
else if (w == Songs && !Songs->Empty())
{
Songs->GetSelected(selected);
if (selected.empty())
selected.push_back(Songs->Choice());
for (auto it = selected.begin(); it != selected.end(); ++it)
v.push_back(Songs->at(*it).value());
}
}
std::string MediaLibrary::currentFilter()
{
std::string filter;
if (w == Artists)
filter = RegexFilter<std::string>::currentFilter(*Artists);
else if (w == Albums)
filter = RegexFilter<SearchConstraints>::currentFilter(*Albums);
else if (w == Songs)
filter = RegexFilter<MPD::Song>::currentFilter(*Songs);
return filter;
}
void MediaLibrary::applyFilter(const std::string &filter)
{
if (w == Artists)
{
Artists->ShowAll();
auto rx = RegexFilter<std::string>(filter, Config.regex_type);
Artists->Filter(Artists->Begin(), Artists->End(), rx);
}
else if (w == Albums)
{
Albums->ShowAll();
auto fun = [](const Regex &rx, Menu<SearchConstraints> &menu, const Menu<SearchConstraints>::Item &item) {
if (item.isSeparator() || item.value().Date == AllTracksMarker)
return true;
return rx.match(menu.Stringify(item));
};
auto rx = RegexFilter<SearchConstraints>(filter, Config.regex_type, fun);
Albums->Filter(Albums->Begin(), Albums->End(), rx);
}
else if (w == Songs)
{
Songs->ShowAll();
auto rx = RegexFilter<MPD::Song>(filter, Config.regex_type);
Songs->Filter(Songs->Begin(), Songs->End(), rx);
}
}
bool MediaLibrary::isNextColumnAvailable()
{
assert(!hasTwoColumns || w != Artists);
if (w == Artists)
{
if (!Albums->ReallyEmpty() && !Songs->ReallyEmpty())
return true;
}
else if (w == Albums)
{
if (!Songs->ReallyEmpty())
return true;
}
return false;
}
void MediaLibrary::NextColumn()
{
if (w == Artists)
{
Artists->HighlightColor(Config.main_highlight_color);
w->Refresh();
w = Albums;
Albums->HighlightColor(Config.active_column_color);
}
else if (w == Albums)
{
Albums->HighlightColor(Config.main_highlight_color);
w->Refresh();
w = Songs;
Songs->HighlightColor(Config.active_column_color);
}
}
bool MediaLibrary::isPrevColumnAvailable()
{
assert(!hasTwoColumns || w != Artists);
if (w == Songs)
{
if (!Albums->ReallyEmpty() && (hasTwoColumns || !Artists->ReallyEmpty()))
return true;
}
else if (w == Albums)
{
if (!hasTwoColumns && !Artists->ReallyEmpty())
return true;
}
return false;
}
void MediaLibrary::PrevColumn()
{
if (w == Songs)
{
Songs->HighlightColor(Config.main_highlight_color);
w->Refresh();
w = Albums;
Albums->HighlightColor(Config.active_column_color);
}
else if (w == Albums && !hasTwoColumns)
{
Albums->HighlightColor(Config.main_highlight_color);
w->Refresh();
w = Artists;
Artists->HighlightColor(Config.active_column_color);
}
}
void MediaLibrary::LocateSong(const MPD::Song &s)
{
if (Mpd.Version() < 14)
{
// <mpd-0.14.* has no ability to search for empty tags, which sometimes
// leaves albums column empty. since this function relies on this column
// being non-empty, it has to be disabled for these versions.
ShowMessage("This function is supported in MPD >= 0.14.0");
return;
}
std::string primary_tag;
switch (Config.media_lib_primary_tag)
{
case MPD_TAG_ARTIST:
primary_tag = s.getArtist();
break;
case MPD_TAG_DATE:
primary_tag = s.getDate();
break;
case MPD_TAG_GENRE:
primary_tag = s.getGenre();
break;
case MPD_TAG_COMPOSER:
primary_tag = s.getComposer();
break;
case MPD_TAG_PERFORMER:
primary_tag = s.getPerformer();
break;
default: // shouldn't happen
assert(false);
return;
}
if (primary_tag.empty())
{
std::string item_type = tagTypeToString(Config.media_lib_primary_tag);
lowercase(item_type);
ShowMessage("Can't use this function because the song has no %s tag set", item_type.c_str());
return;
}
if (myScreen != this)
SwitchTo();
Statusbar() << "Jumping to song...";
Global::wFooter->Refresh();
if (!hasTwoColumns)
{
Artists->ShowAll();
if (Artists->Empty())
Update();
if (primary_tag != Artists->Current().value())
{
for (size_t i = 0; i < Artists->Size(); ++i)
{
if (primary_tag == (*Artists)[i].value())
{
Artists->Highlight(i);
Albums->Clear();
Songs->Clear();
break;
}
}
}
}
Albums->ShowAll();
if (Albums->Empty())
Update();
std::string album = s.getAlbum();
std::string date = s.getDate();
if ((hasTwoColumns && Albums->Current().value().PrimaryTag != primary_tag)
|| album != Albums->Current().value().Album
|| date != Albums->Current().value().Date)
{
for (size_t i = 0; i < Albums->Size(); ++i)
{
if ((!hasTwoColumns || (*Albums)[i].value().PrimaryTag == primary_tag)
&& album == (*Albums)[i].value().Album
&& date == (*Albums)[i].value().Date)
{
Albums->Highlight(i);
Songs->Clear();
break;
}
}
}
Songs->ShowAll();
if (Songs->Empty())
Update();
if (s.getHash() != Songs->Current().value().getHash())
{
for (size_t i = 0; i < Songs->Size(); ++i)
{
if (s.getHash() == (*Songs)[i].value().getHash())
{
Songs->Highlight(i);
break;
}
}
}
Artists->HighlightColor(Config.main_highlight_color);
Albums->HighlightColor(Config.main_highlight_color);
Songs->HighlightColor(Config.active_column_color);
w = Songs;
Refresh();
}
void MediaLibrary::AddToPlaylist(bool add_n_play)
{
if (w == Songs && !Songs->Empty())
{
bool res = myPlaylist->Add(Songs->Current().value(), Songs->Current().isBold(), add_n_play);
Songs->Current().setBold(res);
}
else
{
MPD::SongList list;
GetSelectedSongs(list);
if (myPlaylist->Add(list, add_n_play))
{
if ((!Artists->Empty() && w == Artists)
|| (w == Albums && Albums->Current().value().Date == AllTracksMarker))
{
std::string tag_type = tagTypeToString(Config.media_lib_primary_tag);
lowercase(tag_type);
ShowMessage("Songs with %s = \"%s\" added", tag_type.c_str(), Artists->Current().value().c_str());
}
else if (w == Albums)
ShowMessage("Songs from album \"%s\" added", Albums->Current().value().Album.c_str());
}
}
if (!add_n_play)
{
w->Scroll(wDown);
if (w == Artists)
{
Albums->Clear();
Songs->Clear();
}
else if (w == Albums)
Songs->Clear();
}
}
std::string MediaLibrary::SongToString(const MPD::Song &s)
{
return s.toString(Config.song_library_format);
}
std::string MediaLibrary::AlbumToString(const SearchConstraints &sc)
{
if (sc.Date == AllTracksMarker)
return "All tracks";
std::string result;
if (myLibrary->hasTwoColumns)
(result += sc.PrimaryTag.empty() ? Config.empty_tag : sc.PrimaryTag) += " - ";
if ((!myLibrary || Config.media_lib_primary_tag != MPD_TAG_DATE) && !sc.Date.empty())
((result += "(") += sc.Date) += ") ";
result += sc.Album.empty() ? "<no album>" : sc.Album;
return result;
}
void MediaLibrary::DisplayAlbums(Menu<SearchConstraints> &menu)
{
menu << AlbumToString(menu.Drawn().value());
}
void MediaLibrary::DisplayPrimaryTags(Menu<std::string> &menu)
{
const std::string &tag = menu.Drawn().value();
if (tag.empty())
menu << Config.empty_tag;
else
menu << tag;
}
bool MediaLibrary::SearchConstraintsSorting::operator()(const SearchConstraints &a, const SearchConstraints &b) const
{
int result;
CaseInsensitiveStringComparison cmp;
result = cmp(a.PrimaryTag, b.PrimaryTag);
if (result != 0)
return result < 0;
result = cmp(a.Date, b.Date);
return (result == 0 ? cmp(a.Album, b.Album) : result) < 0;
}
bool MediaLibrary::SortSongsByTrack(const MPD::Song &a, const MPD::Song &b)
{
if (a.getDisc() == b.getDisc())
return stringToInt(a.getTrack()) < stringToInt(b.getTrack());
else
return stringToInt(a.getDisc()) < stringToInt(b.getDisc());
}
bool MediaLibrary::SortAllTracks(const MPD::Song &a, const MPD::Song &b)
{
static MPD::Song::GetFunction gets[] = { &MPD::Song::getDate, &MPD::Song::getAlbum, &MPD::Song::getDisc, 0 };
CaseInsensitiveStringComparison cmp;
for (MPD::Song::GetFunction *get = gets; *get; ++get)
if (int ret = cmp(a.getTags(*get), b.getTags(*get)))
return ret < 0;
return a.getTrack() < b.getTrack();
}