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// |
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// $Id$ |
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#include <menes/standard.hh> |
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#include <menes/c++/standard.hh> |
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#include <menes/dbi/resultset.hpp> |
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#include "Library.hpp" |
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Library::Library(const _R<dbi::Connection>& connection) : connection(connection) |
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Library::Library(const _R<Connector>& connector) : connector(connector) |
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{ |
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_R<dbi::Connection> connection(connector->Connect()); |
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connection->Execute(_B("UPDATE files SET live = FALSE")); |
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connector->Release(connection); |
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} |
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_L<cse::String> Library::GetArtists() const |
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_L<MediaFolder> Library::GetFolders(unsigned page) const |
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{ |
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_R<dbi::ResultSet> artists_(connection->Execute(_B("SELECT DISTINCT artist FROM files WHERE live = TRUE"))); |
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_L<cse::String> artists; |
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_R<dbi::Connection> connection(connector->Connect()); |
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_R<dbi::ResultSet> roots(connection->Parse(_B("SELECT DISTINCT root FROM files WHERE live = TRUE ORDER By root LIMIT 50 OFFSET ?"))->Execute(page * 50)); |
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_L<MediaFolder> folders; |
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while (artists_->MoveNext()) |
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artists.InsertLast(artists_->GetString(_B("artist"))); |
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while (roots->MoveNext()) |
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folders.InsertLast(GetFolder(roots->GetString(_B("root")))); |
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return artists; |
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connector->Release(connection); |
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return folders; |
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} |
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_L<cse::String> Library::GetTitles() const |
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_L<MediaFile> Library::GetFiles(const _L<By>& bys, const _L<cse::String>& items, unsigned page) const |
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{ |
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_R<dbi::ResultSet> titles_(connection->Execute(_B("SELECT DISTINCT title FROM files WHERE live = TRUE"))); |
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_L<cse::String> titles; |
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if (bys.IsEmpty() || ext::Contains(bys, By::LAST) || bys.GetSize() != items.GetSize()) |
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return _L<MediaFile>(); |
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while (titles_->MoveNext()) |
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titles.InsertLast(titles_->GetString(_B("title"))); |
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_S<ios::String> statement_; |
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return titles; |
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} |
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statement_ << _B("SELECT path FROM files WHERE live = TRUE "); |
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_L<cse::String> Library::GetAlbums() const |
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{ |
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_R<dbi::ResultSet> albums_(connection->Execute(_B("SELECT DISTINCT album FROM files WHERE live = TRUE"))); |
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_L<cse::String> albums; |
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_foreach (const _L<By>, by, bys) |
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statement_ << _B("AND ") << *by << _B(" = ? "); |
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while (albums_->MoveNext()) |
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albums.InsertLast(albums_->GetString(_B("album"))); |
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statement_ << _B("ORDER BY path LIMIT 50 OFFSET ?"); |
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return albums; |
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} |
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_R<dbi::Connection> connection(connector->Connect()); |
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_R<dbi::Statement> statement(connection->Parse(statement_)); |
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_L<cse::String> Library::GetGenres() const |
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{ |
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_R<dbi::ResultSet> genres_(connection->Execute(_B("SELECT DISTINCT album FROM files WHERE live = TRUE"))); |
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_L<cse::String> genres; |
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_foreach (const _L<cse::String>, item, items) |
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statement->Set(_index, *item); |
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statement->Set(items.GetSize(), page * 50); |
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_R<dbi::ResultSet> paths(statement->Execute()); |
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_L<MediaFile> files; |
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while (paths->MoveNext()) |
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files.InsertLast(GetFile(paths->GetString(_B("path")))); |
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while (genres_->MoveNext()) |
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genres.InsertLast(genres_->GetString(_B("genre"))); |
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connector->Release(connection); |
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return genres; |
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return files; |
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} |
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_L<MediaFolder> Library::GetFolders() const |
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_L<cse::String> Library::GetItems(_L<By> bys, _L<cse::String> items, unsigned page) const |
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{ |
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_R<dbi::ResultSet> roots(connection->Execute(_B("SELECT DISTINCT root FROM files WHERE live = TRUE"))); |
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_L<MediaFolder> folders; |
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if (bys.IsEmpty() || ext::Contains(bys, By::LAST) || bys.GetSize() - 1 != items.GetSize()) |
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return _L<cse::String>(); |
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while (roots->MoveNext()) |
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folders.InsertLast(MediaFolder(connection, roots->GetString(_B("root")))); |
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_S<ios::String> statement_; |
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By by(bys.Last()); |
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return folders; |
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statement_ << _B("SELECT DISTINCT ") << by << _B(" FROM files WHERE live = TRUE "); |
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bys.RemoveLast(); |
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_foreach (const _L<By>, by_, bys) |
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statement_ << _B("AND ") << *by_ << _B(" = ? "); |
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statement_ << _B("ORDER BY ") << by << _B(" LIMIT 50 OFFSET ?"); |
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_R<dbi::Connection> connection(connector->Connect()); |
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_R<dbi::Statement> statement(connection->Parse(statement_)); |
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_foreach (const _L<cse::String>, item, items) |
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statement->Set(_index, *item); |
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statement->Set(items.GetSize(), page * 50); |
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_R<dbi::ResultSet> items_(statement->Execute()); |
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items.Clear(); |
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while (items_->MoveNext()) |
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items.InsertLast(items_->GetString(lexical_cast<cse::String>(by))); |
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connector->Release(connection); |
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return items; |
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} |
