Files
ncmpcpp/src/search_engine.cpp
2008-12-11 18:29:56 +01:00

237 lines
7.1 KiB
C++

/***************************************************************************
* Copyright (C) 2008 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include "helpers.h"
#include "search_engine.h"
using namespace MPD;
extern Connection *Mpd;
extern Menu<Song> *mPlaylist;
extern Menu< std::pair<Buffer *, Song *> > *mSearcher;
bool search_match_to_pattern = 1;
bool search_case_sensitive = 0;
extern const char *search_mode_normal = "Match if tag contains searched phrase";
extern const char *search_mode_strict = "Match only if both values are the same";
void SearchEngineDisplayer(const std::pair<Buffer *, Song *> &pair, void *, Menu< std::pair<Buffer *, Song *> > *menu)
{
if (pair.second)
DisplaySong(*pair.second, &Config.song_list_format, reinterpret_cast<Menu<Song> *>(menu));
else
*menu << *pair.first;
}
void UpdateFoundList()
{
bool bold = 0;
for (size_t i = search_engine_static_options; i < mSearcher->Size(); i++)
{
for (size_t j = 0; j < mPlaylist->Size(); j++)
{
if (mPlaylist->at(j).GetHash() == mSearcher->at(i).second->GetHash())
{
bold = 1;
break;
}
}
mSearcher->BoldOption(i, bold);
bold = 0;
}
}
void PrepareSearchEngine(Song &s)
{
for (size_t i = 0; i < mSearcher->Size(); i++)
{
try
{
delete (*mSearcher)[i].first;
delete (*mSearcher)[i].second;
}
catch (List::InvalidItem) { }
}
s.Clear();
mSearcher->Clear();
mSearcher->Reset();
mSearcher->ResizeBuffer(15);
mSearcher->IntoSeparator(8);
mSearcher->IntoSeparator(12);
for (size_t i = 0; i < 15; i++)
{
try
{
mSearcher->at(i).first = new Buffer();
}
catch (List::InvalidItem) { }
}
*mSearcher->at(0).first << fmtBold << "Filename:" << fmtBoldEnd << ' ' << ShowTag(s.GetName());
*mSearcher->at(1).first << fmtBold << "Title:" << fmtBoldEnd << ' ' << ShowTag(s.GetTitle());
*mSearcher->at(2).first << fmtBold << "Artist:" << fmtBoldEnd << ' ' << ShowTag(s.GetArtist());
*mSearcher->at(3).first << fmtBold << "Album:" << fmtBoldEnd << ' ' << ShowTag(s.GetAlbum());
*mSearcher->at(4).first << fmtBold << "Year:" << fmtBoldEnd << ' ' << ShowTag(s.GetYear());
*mSearcher->at(5).first << fmtBold << "Track:" << fmtBoldEnd << ' ' << ShowTag(s.GetTrack());
*mSearcher->at(6).first << fmtBold << "Genre:" << fmtBoldEnd << ' ' << ShowTag(s.GetGenre());
*mSearcher->at(7).first << fmtBold << "Comment:" << fmtBoldEnd << ' ' << ShowTag(s.GetComment());
*mSearcher->at(9).first << fmtBold << "Search in:" << fmtBoldEnd << ' ' << (Config.search_in_db ? "Database" : "Current playlist");
*mSearcher->at(10).first << fmtBold << "Search mode:" << fmtBoldEnd << ' ' << (search_match_to_pattern ? search_mode_normal : search_mode_strict);
*mSearcher->at(11).first << fmtBold << "Case sensitive:" << fmtBoldEnd << ' ' << (search_case_sensitive ? "Yes" : "No");
*mSearcher->at(13).first << "Search";
*mSearcher->at(14).first << "Reset";
}
void Search(Song &s)
{
if (s.Empty())
return;
SongList list;
if (Config.search_in_db)
Mpd->GetDirectoryRecursive("/", list);
else
{
list.reserve(mPlaylist->Size());
for (size_t i = 0; i < mPlaylist->Size(); i++)
list.push_back(&(*mPlaylist)[i]);
}
bool found = 1;
if (!search_case_sensitive)
{
string t;
t = s.GetFile();
ToLower(t);
s.SetFile(t);
t = s.GetTitle();
ToLower(t);
s.SetTitle(t);
t = s.GetArtist();
ToLower(t);
s.SetArtist(t);
t = s.GetAlbum();
ToLower(t);
s.SetAlbum(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 (!search_case_sensitive)
{
string t;
t = copy.GetName();
ToLower(t);
copy.SetFile(t);
t = copy.GetTitle();
ToLower(t);
copy.SetTitle(t);
t = copy.GetArtist();
ToLower(t);
copy.SetArtist(t);
t = copy.GetAlbum();
ToLower(t);
copy.SetAlbum(t);
t = copy.GetGenre();
ToLower(t);
copy.SetGenre(t);
t = copy.GetComment();
ToLower(t);
copy.SetComment(t);
}
else
copy.SetFile(copy.GetName());
if (search_match_to_pattern)
{
if (found && !s.GetFile().empty())
found = copy.GetFile().find(s.GetFile()) != string::npos;
if (found && !s.GetTitle().empty())
found = copy.GetTitle().find(s.GetTitle()) != string::npos;
if (found && !s.GetArtist().empty())
found = copy.GetArtist().find(s.GetArtist()) != string::npos;
if (found && !s.GetAlbum().empty())
found = copy.GetAlbum().find(s.GetAlbum()) != string::npos;
if (found && !s.GetYear().empty())
found = StrToInt(copy.GetYear()) == StrToInt(s.GetYear()) && StrToInt(s.GetYear());
if (found && !s.GetTrack().empty())
found = StrToInt(copy.GetTrack()) == StrToInt(s.GetTrack()) && StrToInt(s.GetTrack());
if (found && !s.GetGenre().empty())
found = copy.GetGenre().find(s.GetGenre()) != string::npos;
if (found && !s.GetComment().empty())
found = copy.GetComment().find(s.GetComment()) != string::npos;
}
else
{
if (found && !s.GetFile().empty())
found = copy.GetFile() == s.GetFile();
if (found && !s.GetTitle().empty())
found = copy.GetTitle() == s.GetTitle();
if (found && !s.GetArtist().empty())
found = copy.GetArtist() == s.GetArtist();
if (found && !s.GetAlbum().empty())
found = copy.GetAlbum() == s.GetAlbum();
if (found && !s.GetYear().empty())
found = StrToInt(copy.GetYear()) == StrToInt(s.GetYear()) && StrToInt(s.GetYear());
if (found && !s.GetTrack().empty())
found = StrToInt(copy.GetTrack()) == StrToInt(s.GetTrack()) && StrToInt(s.GetTrack());
if (found && !s.GetGenre().empty())
found = copy.GetGenre() == s.GetGenre();
if (found && !s.GetComment().empty())
found = copy.GetComment() == s.GetComment();
}
if (found)
{
mSearcher->AddOption(make_pair((Buffer *)0, *it));
list[it-list.begin()] = 0;
}
found = 1;
}
if (Config.search_in_db) // free song list only if it's database
FreeSongList(list);
}