Files
ncmpcpp/src/search_engine.cpp
2009-02-14 16:15:11 +01:00

535 lines
15 KiB
C++

/***************************************************************************
* Copyright (C) 2008-2009 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 "display.h"
#include "global.h"
#include "helpers.h"
#include "playlist.h"
#include "search_engine.h"
#include "settings.h"
#include "status_checker.h"
using namespace MPD;
using namespace Global;
using std::string;
SearchEngine *mySearcher = new SearchEngine;
const char *SearchEngine::NormalMode = "Match if tag contains searched phrase";
const char *SearchEngine::StrictMode = "Match only if both values are the same";
size_t SearchEngine::StaticOptions = 20;
size_t SearchEngine::SearchButton = 15;
size_t SearchEngine::ResetButton = 16;
bool SearchEngine::MatchToPattern = 1;
bool SearchEngine::CaseSensitive = 0;
void SearchEngine::Init()
{
w = new Menu< std::pair<Buffer *, Song *> >(0, main_start_y, COLS, main_height, "", Config.main_color, brNone);
w->HighlightColor(Config.main_highlight_color);
w->SetTimeout(ncmpcpp_window_timeout);
w->SetItemDisplayer(Display::SearchEngine);
w->SetSelectPrefix(&Config.selected_item_prefix);
w->SetSelectSuffix(&Config.selected_item_suffix);
}
void SearchEngine::Resize()
{
w->Resize(COLS, main_height);
}
void SearchEngine::SwitchTo()
{
if (current_screen != csSearcher
# ifdef HAVE_TAGLIB_H
&& current_screen != csTinyTagEditor
# endif // HAVE_TAGLIB_H
)
{
CLEAR_FIND_HISTORY;
if (w->Empty())
Prepare();
wCurrent = w;
wCurrent->Hide();
current_screen = csSearcher;
// redraw_screen = 1;
redraw_header = 1;
if (!w->Back().first)
{
wCurrent->WriteXY(0, 0, 0, "Updating list...");
UpdateFoundList();
}
}
}
std::string SearchEngine::Title()
{
return "Search engine";
}
void SearchEngine::EnterPressed()
{
size_t option = w->Choice();
LockStatusbar();
if (option < SearchButton)
w->Current().first->Clear();
switch (option)
{
case 0:
{
Statusbar() << fmtBold << "Any: " << fmtBoldEnd;
itsPattern.Any(wFooter->GetString(itsPattern.Any()));
*w->Current().first << fmtBold << "Any: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.Any());
break;
}
case 1:
{
Statusbar() << fmtBold << "Artist: " << fmtBoldEnd;
itsPattern.SetArtist(wFooter->GetString(itsPattern.GetArtist()));
*w->Current().first << fmtBold << "Artist: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetArtist());
break;
}
case 2:
{
Statusbar() << fmtBold << "Title: " << fmtBoldEnd;
itsPattern.SetTitle(wFooter->GetString(itsPattern.GetTitle()));
*w->Current().first << fmtBold << "Title: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetTitle());
break;
}
case 3:
{
Statusbar() << fmtBold << "Album: " << fmtBoldEnd;
itsPattern.SetAlbum(wFooter->GetString(itsPattern.GetAlbum()));
*w->Current().first << fmtBold << "Album: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetAlbum());
break;
}
case 4:
{
Statusbar() << fmtBold << "Filename: " << fmtBoldEnd;
itsPattern.SetFile(wFooter->GetString(itsPattern.GetFile()));
*w->Current().first << fmtBold << "Filename: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetFile());
break;
}
case 5:
{
Statusbar() << fmtBold << "Composer: " << fmtBoldEnd;
itsPattern.SetComposer(wFooter->GetString(itsPattern.GetComposer()));
*w->Current().first << fmtBold << "Composer: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetComposer());
break;
}
case 6:
{
Statusbar() << fmtBold << "Performer: " << fmtBoldEnd;
itsPattern.SetPerformer(wFooter->GetString(itsPattern.GetPerformer()));
*w->Current().first << fmtBold << "Performer:" << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetPerformer());
break;
}
case 7:
{
Statusbar() << fmtBold << "Genre: " << fmtBoldEnd;
itsPattern.SetGenre(wFooter->GetString(itsPattern.GetGenre()));
*w->Current().first << fmtBold << "Genre: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetGenre());
break;
}
case 8:
{
Statusbar() << fmtBold << "Year: " << fmtBoldEnd;
itsPattern.SetYear(wFooter->GetString(itsPattern.GetYear(), 4));
*w->Current().first << fmtBold << "Year: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetYear());
break;
}
case 9:
{
Statusbar() << fmtBold << "Comment: " << fmtBoldEnd;
itsPattern.SetComment(wFooter->GetString(itsPattern.GetComment()));
*w->Current().first << fmtBold << "Comment: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetComment());
break;
}
case 11:
{
Config.search_in_db = !Config.search_in_db;
*w->Current().first << fmtBold << "Search in:" << fmtBoldEnd << ' ' << (Config.search_in_db ? "Database" : "Current playlist");
break;
}
case 12:
{
MatchToPattern = !MatchToPattern;
*w->Current().first << fmtBold << "Search mode:" << fmtBoldEnd << ' ' << (MatchToPattern ? NormalMode : StrictMode);
break;
}
case 13:
{
CaseSensitive = !CaseSensitive;
*w->Current().first << fmtBold << "Case sensitive:" << fmtBoldEnd << ' ' << (CaseSensitive ? "Yes" : "No");
break;
}
case 15:
{
ShowMessage("Searching...");
Search();
if (!w->Back().first)
{
if (Config.columns_in_search_engine)
w->SetTitle(Display::Columns(Config.song_columns_list_format));
size_t found = w->Size()-SearchEngine::StaticOptions;
found += 3; // don't count options inserted below
w->InsertSeparator(ResetButton+1);
w->InsertOption(ResetButton+2, std::make_pair((Buffer *)0, (Song *)0), 1, 1);
w->at(ResetButton+2).first = new Buffer();
*w->at(ResetButton+2).first << Config.color1 << "Search results: " << Config.color2 << "Found " << found << (found > 1 ? " songs" : " song") << clDefault;
w->InsertSeparator(ResetButton+3);
UpdateFoundList();
ShowMessage("Searching finished!");
for (size_t i = 0; i < StaticOptions-4; i++)
w->Static(i, 1);
w->Scroll(wDown);
w->Scroll(wDown);
}
else
ShowMessage("No results found");
break;
}
case 16:
{
CLEAR_FIND_HISTORY;
Prepare();
ShowMessage("Search state reset");
break;
}
default:
{
block_item_list_update = 1;
if (Config.ncmpc_like_songs_adding && w->isBold())
{
long long hash = w->Current().second->GetHash();
for (size_t i = 0; i < myPlaylist->Main()->Size(); i++)
{
if (myPlaylist->Main()->at(i).GetHash() == hash)
{
Mpd->Play(i);
break;
}
}
}
else
{
const Song &s = *w->Current().second;
int id = Mpd->AddSong(s);
if (id >= 0)
{
Mpd->PlayID(id);
ShowMessage("Added to playlist: %s", s.toString(Config.song_status_format).c_str());
w->BoldOption(w->Choice(), 1);
}
}
break;
}
}
UnlockStatusbar();
}
void SearchEngine::SpacePressed()
{
if (w->Current().first)
return;
block_item_list_update = 1;
if (Config.ncmpc_like_songs_adding && w->isBold())
{
block_playlist_update = 1;
long long hash = w->Current().second->GetHash();
for (size_t i = 0; i < myPlaylist->Main()->Size(); i++)
{
if (myPlaylist->Main()->at(i).GetHash() == hash)
{
Mpd->QueueDeleteSong(i);
myPlaylist->Main()->DeleteOption(i);
i--;
}
}
Mpd->CommitQueue();
w->BoldOption(w->Choice(), 0);
}
else
{
const Song &s = *w->Current().second;
if (Mpd->AddSong(s) != -1)
{
ShowMessage("Added to playlist: %s", s.toString(Config.song_status_format).c_str());
w->BoldOption(w->Choice(), 1);
}
}
w->Scroll(wDown);
}
void SearchEngine::UpdateFoundList()
{
bool bold = 0;
for (size_t i = StaticOptions; i < w->Size(); i++)
{
for (size_t j = 0; j < myPlaylist->Main()->Size(); j++)
{
if (myPlaylist->Main()->at(j).GetHash() == w->at(i).second->GetHash())
{
bold = 1;
break;
}
}
w->BoldOption(i, bold);
bold = 0;
}
}
void SearchEngine::Prepare()
{
for (size_t i = 0; i < w->Size(); i++)
{
try
{
delete (*w)[i].first;
delete (*w)[i].second;
}
catch (List::InvalidItem) { }
}
itsPattern.Clear();
w->SetTitle("");
w->Clear();
w->Reset();
w->ResizeBuffer(17);
w->IntoSeparator(10);
w->IntoSeparator(14);
for (size_t i = 0; i < 17; i++)
{
try
{
w->at(i).first = new Buffer();
}
catch (List::InvalidItem) { }
}
*w->at(0).first << fmtBold << "Any: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.Any());
*w->at(1).first << fmtBold << "Artist: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetArtist());
*w->at(2).first << fmtBold << "Title: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetTitle());
*w->at(3).first << fmtBold << "Album: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetAlbum());
*w->at(4).first << fmtBold << "Filename: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetName());
*w->at(5).first << fmtBold << "Composer: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetComposer());
*w->at(6).first << fmtBold << "Performer:" << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetPerformer());
*w->at(7).first << fmtBold << "Genre: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetGenre());
*w->at(8).first << fmtBold << "Year: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetYear());
*w->at(9).first << fmtBold << "Comment: " << fmtBoldEnd << ' ' << ShowTag(itsPattern.GetComment());
*w->at(11).first << fmtBold << "Search in:" << fmtBoldEnd << ' ' << (Config.search_in_db ? "Database" : "Current playlist");
*w->at(12).first << fmtBold << "Search mode:" << fmtBoldEnd << ' ' << (MatchToPattern ? NormalMode : StrictMode);
*w->at(13).first << fmtBold << "Case sensitive:" << fmtBoldEnd << ' ' << (CaseSensitive ? "Yes" : "No");
*w->at(15).first << "Search";
*w->at(16).first << "Reset";
}
void SearchEngine::Search()
{
if (itsPattern.Empty())
return;
SearchPattern s = itsPattern;
SongList list;
if (Config.search_in_db)
Mpd->GetDirectoryRecursive("/", list);
else
{
list.reserve(myPlaylist->Main()->Size());
for (size_t i = 0; i < myPlaylist->Main()->Size(); i++)
list.push_back(&(*myPlaylist->Main())[i]);
}
bool any_found = 1;
bool found = 1;
if (!CaseSensitive)
{
string t;
t = s.Any();
ToLower(t);
s.Any(t);
t = s.GetArtist();
ToLower(t);
s.SetArtist(t);
t = s.GetTitle();
ToLower(t);
s.SetTitle(t);
t = s.GetAlbum();
ToLower(t);
s.SetAlbum(t);
t = s.GetFile();
ToLower(t);
s.SetFile(t);
t = s.GetComposer();
ToLower(t);
s.SetComposer(t);
t = s.GetPerformer();
ToLower(t);
s.SetPerformer(t);
t = s.GetGenre();
ToLower(t);
s.SetGenre(t);
t = s.GetComment();
ToLower(t);
s.SetComment(t);
}
for (SongList::const_iterator it = list.begin(); it != list.end(); it++)
{
Song copy = **it;
if (!CaseSensitive)
{
string t;
t = copy.GetArtist();
ToLower(t);
copy.SetArtist(t);
t = copy.GetTitle();
ToLower(t);
copy.SetTitle(t);
t = copy.GetAlbum();
ToLower(t);
copy.SetAlbum(t);
t = copy.GetName();
ToLower(t);
copy.SetFile(t);
t = copy.GetComposer();
ToLower(t);
copy.SetComposer(t);
t = copy.GetPerformer();
ToLower(t);
copy.SetPerformer(t);
t = copy.GetGenre();
ToLower(t);
copy.SetGenre(t);
t = copy.GetComment();
ToLower(t);
copy.SetComment(t);
}
else
copy.SetFile(copy.GetName());
if (MatchToPattern)
{
if (!s.Any().empty())
any_found =
copy.GetArtist().find(s.Any()) != string::npos
|| copy.GetTitle().find(s.Any()) != string::npos
|| copy.GetAlbum().find(s.Any()) != string::npos
|| copy.GetFile().find(s.Any()) != string::npos
|| copy.GetComposer().find(s.Any()) != string::npos
|| copy.GetPerformer().find(s.Any()) != string::npos
|| copy.GetGenre().find(s.Any()) != string::npos
|| copy.GetYear().find(s.Any()) != string::npos
|| copy.GetComment().find(s.Any()) != string::npos;
if (found && !s.GetArtist().empty())
found = copy.GetArtist().find(s.GetArtist()) != string::npos;
if (found && !s.GetTitle().empty())
found = copy.GetTitle().find(s.GetTitle()) != string::npos;
if (found && !s.GetAlbum().empty())
found = copy.GetAlbum().find(s.GetAlbum()) != string::npos;
if (found && !s.GetFile().empty())
found = copy.GetFile().find(s.GetFile()) != string::npos;
if (found && !s.GetComposer().empty())
found = copy.GetComposer().find(s.GetComposer()) != string::npos;
if (found && !s.GetPerformer().empty())
found = copy.GetPerformer().find(s.GetPerformer()) != string::npos;
if (found && !s.GetGenre().empty())
found = copy.GetGenre().find(s.GetGenre()) != string::npos;
if (found && !s.GetYear().empty())
found = copy.GetYear().find(s.GetYear()) != string::npos;
if (found && !s.GetComment().empty())
found = copy.GetComment().find(s.GetComment()) != string::npos;
}
else
{
if (!s.Any().empty())
any_found =
copy.GetArtist() == s.Any()
|| copy.GetTitle() == s.Any()
|| copy.GetAlbum() == s.Any()
|| copy.GetFile() == s.Any()
|| copy.GetComposer() == s.Any()
|| copy.GetPerformer() == s.Any()
|| copy.GetGenre() == s.Any()
|| copy.GetYear() == s.Any()
|| copy.GetComment() == s.Any();
if (found && !s.GetArtist().empty())
found = copy.GetArtist() == s.GetArtist();
if (found && !s.GetTitle().empty())
found = copy.GetTitle() == s.GetTitle();
if (found && !s.GetAlbum().empty())
found = copy.GetAlbum() == s.GetAlbum();
if (found && !s.GetFile().empty())
found = copy.GetFile() == s.GetFile();
if (found && !s.GetComposer().empty())
found = copy.GetComposer() == s.GetComposer();
if (found && !s.GetPerformer().empty())
found = copy.GetPerformer() == s.GetPerformer();
if (found && !s.GetGenre().empty())
found = copy.GetGenre() == s.GetGenre();
if (found && !s.GetYear().empty())
found = copy.GetYear() == s.GetYear();
if (found && !s.GetComment().empty())
found = copy.GetComment() == s.GetComment();
}
if (found && any_found)
{
Song *ss = Config.search_in_db ? *it : new Song(**it);
w->AddOption(std::make_pair((Buffer *)0, ss));
list[it-list.begin()] = 0;
}
found = 1;
any_found = 1;
}
if (Config.search_in_db) // free song list only if it's database
FreeSongList(list);
}