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391 lines
16 KiB
391 lines
16 KiB
/*
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This file is part of Airsonic.
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Airsonic is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Airsonic is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Airsonic. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2016 (C) Airsonic Authors
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Based upon Subsonic, Copyright 2009 (C) Sindre Mehus
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*/
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package org.airsonic.player.dao;
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import org.airsonic.player.domain.Album;
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import org.airsonic.player.domain.MediaFile;
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import org.airsonic.player.domain.MusicFolder;
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import org.airsonic.player.util.FileUtil;
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import org.apache.commons.lang.ObjectUtils;
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import org.springframework.jdbc.core.RowMapper;
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import org.springframework.stereotype.Repository;
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import org.springframework.transaction.annotation.Transactional;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.util.*;
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/**
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* Provides database services for albums.
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*
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* @author Sindre Mehus
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*/
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@Repository
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public class AlbumDao extends AbstractDao {
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private static final String INSERT_COLUMNS = "path, name, artist, song_count, duration_seconds, cover_art_path, " +
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"year, genre, play_count, last_played, comment, created, last_scanned, present, " +
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"folder_id, mb_release_id";
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private static final String QUERY_COLUMNS = "id, " + INSERT_COLUMNS;
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private final RowMapper rowMapper = new AlbumMapper();
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public Album getAlbum(int id) {
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return queryOne("select " + QUERY_COLUMNS + " from album where id=?", rowMapper, id);
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}
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/**
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* Returns the album with the given artist and album name.
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*
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* @param artistName The artist name.
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* @param albumName The album name.
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* @return The album or null.
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*/
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public Album getAlbum(String artistName, String albumName) {
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return queryOne("select " + QUERY_COLUMNS + " from album where artist=? and name=?", rowMapper, artistName, albumName);
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}
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/**
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* Returns the album that the given file (most likely) is part of.
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*
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* @param file The media file.
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* @return The album or null.
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*/
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public Album getAlbumForFile(MediaFile file) {
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// First, get all albums with the correct album name (irrespective of artist).
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List<Album> candidates = query("select " + QUERY_COLUMNS + " from album where name=?", rowMapper, file.getAlbumName());
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if (candidates.isEmpty()) {
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return null;
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}
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// Look for album with the correct artist.
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for (Album candidate : candidates) {
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if (ObjectUtils.equals(candidate.getArtist(), file.getArtist()) && FileUtil.exists(candidate.getPath())) {
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return candidate;
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}
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}
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// Look for album with the same path as the file.
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for (Album candidate : candidates) {
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if (ObjectUtils.equals(candidate.getPath(), file.getParentPath())) {
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return candidate;
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}
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}
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// No appropriate album found.
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return null;
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}
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public List<Album> getAlbumsForArtist(final String artist, final List<MusicFolder> musicFolders) {
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if (musicFolders.isEmpty()) {
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return Collections.emptyList();
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}
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Map<String, Object> args = new HashMap<>();
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args.put("artist", artist);
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args.put("folders", MusicFolder.toIdList(musicFolders));
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return namedQuery("select " + QUERY_COLUMNS
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+ " from album where artist = :artist and present and folder_id in (:folders) " +
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"order by name",
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rowMapper, args);
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}
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/**
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* Creates or updates an album.
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*
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* @param album The album to create/update.
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*/
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@Transactional
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public void createOrUpdateAlbum(Album album) {
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String sql = "update album set " +
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"path=?," +
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"song_count=?," +
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"duration_seconds=?," +
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"cover_art_path=?," +
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"year=?," +
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"genre=?," +
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"play_count=?," +
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"last_played=?," +
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"comment=?," +
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"created=?," +
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"last_scanned=?," +
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"present=?, " +
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"folder_id=?, " +
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"mb_release_id=? " +
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"where artist=? and name=?";
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int n = update(sql, album.getPath(), album.getSongCount(), album.getDurationSeconds(), album.getCoverArtPath(), album.getYear(),
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album.getGenre(), album.getPlayCount(), album.getLastPlayed(), album.getComment(), album.getCreated(),
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album.getLastScanned(), album.isPresent(), album.getFolderId(), album.getMusicBrainzReleaseId(), album.getArtist(), album.getName());
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if (n == 0) {
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update("insert into album (" + INSERT_COLUMNS + ") values (" + questionMarks(INSERT_COLUMNS) + ")", album.getPath(),
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album.getName(), album.getArtist(), album.getSongCount(), album.getDurationSeconds(),
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album.getCoverArtPath(), album.getYear(), album.getGenre(), album.getPlayCount(), album.getLastPlayed(),
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album.getComment(), album.getCreated(), album.getLastScanned(), album.isPresent(), album.getFolderId(), album.getMusicBrainzReleaseId());
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}
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int id = queryForInt("select id from album where artist=? and name=?", null, album.getArtist(), album.getName());
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album.setId(id);
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}
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/**
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* Returns albums in alphabetical order.
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*
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* @param offset Number of albums to skip.
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* @param count Maximum number of albums to return.
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* @param byArtist Whether to sort by artist name
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* @param musicFolders Only return albums from these folders.
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* @param ignoreCase Use case insensitive sorting
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* @return Albums in alphabetical order.
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*/
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public List<Album> getAlphabeticalAlbums(final int offset, final int count, boolean byArtist, boolean ignoreCase, final List<MusicFolder> musicFolders) {
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if (musicFolders.isEmpty()) {
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return Collections.emptyList();
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}
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Map<String, Object> args = new HashMap<>();
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args.put("folders", MusicFolder.toIdList(musicFolders));
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args.put("count", count);
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args.put("offset", offset);
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String orderBy;
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if (ignoreCase) {
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orderBy = byArtist ? "LOWER(artist), LOWER(name)" : "LOWER(name)";
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} else {
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orderBy = byArtist ? "artist, name" : "name";
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}
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return namedQuery("select " + QUERY_COLUMNS + " from album where present and folder_id in (:folders) " +
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"order by " + orderBy + " limit :count offset :offset", rowMapper, args);
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}
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/**
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* Returns the count of albums in the given folders
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*
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* @param musicFolders Only return albums from these folders.
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* @return the count of present albums
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*/
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public int getAlbumCount(final List<MusicFolder> musicFolders) {
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if (musicFolders.isEmpty()) {
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return 0;
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}
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Map<String, Object> args = new HashMap<String, Object>();
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args.put("folders", MusicFolder.toIdList(musicFolders));
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return getNamedParameterJdbcTemplate().queryForObject("select count(*) from album where present and folder_id in (:folders)", args, Integer.class);
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}
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/**
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* Returns the most frequently played albums.
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*
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* @param offset Number of albums to skip.
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* @param count Maximum number of albums to return.
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* @param musicFolders Only return albums from these folders.
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* @return The most frequently played albums.
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*/
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public List<Album> getMostFrequentlyPlayedAlbums(final int offset, final int count, final List<MusicFolder> musicFolders) {
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if (musicFolders.isEmpty()) {
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return Collections.emptyList();
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}
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Map<String, Object> args = new HashMap<>();
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args.put("folders", MusicFolder.toIdList(musicFolders));
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args.put("count", count);
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args.put("offset", offset);
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return namedQuery("select " + QUERY_COLUMNS
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+ " from album where play_count > 0 and present and folder_id in (:folders) " +
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"order by play_count desc limit :count offset :offset", rowMapper, args);
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}
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/**
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* Returns the most recently played albums.
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*
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* @param offset Number of albums to skip.
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* @param count Maximum number of albums to return.
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* @param musicFolders Only return albums from these folders.
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* @return The most recently played albums.
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*/
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public List<Album> getMostRecentlyPlayedAlbums(final int offset, final int count, final List<MusicFolder> musicFolders) {
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if (musicFolders.isEmpty()) {
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return Collections.emptyList();
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}
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Map<String, Object> args = new HashMap<>();
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args.put("folders", MusicFolder.toIdList(musicFolders));
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args.put("count", count);
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args.put("offset", offset);
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return namedQuery("select " + QUERY_COLUMNS
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+ " from album where last_played is not null and present and folder_id in (:folders) " +
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"order by last_played desc limit :count offset :offset", rowMapper, args);
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}
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/**
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* Returns the most recently added albums.
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*
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* @param offset Number of albums to skip.
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* @param count Maximum number of albums to return.
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* @param musicFolders Only return albums from these folders.
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* @return The most recently added albums.
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*/
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public List<Album> getNewestAlbums(final int offset, final int count, final List<MusicFolder> musicFolders) {
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if (musicFolders.isEmpty()) {
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return Collections.emptyList();
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}
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Map<String, Object> args = new HashMap<>();
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args.put("folders", MusicFolder.toIdList(musicFolders));
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args.put("count", count);
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args.put("offset", offset);
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return namedQuery("select " + QUERY_COLUMNS + " from album where present and folder_id in (:folders) " +
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"order by created desc limit :count offset :offset", rowMapper, args);
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}
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/**
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* Returns the most recently starred albums.
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*
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* @param offset Number of albums to skip.
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* @param count Maximum number of albums to return.
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* @param username Returns albums starred by this user.
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* @param musicFolders Only return albums from these folders.
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* @return The most recently starred albums for this user.
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*/
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public List<Album> getStarredAlbums(final int offset, final int count, final String username, final List<MusicFolder> musicFolders) {
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if (musicFolders.isEmpty()) {
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return Collections.emptyList();
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}
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Map<String, Object> args = new HashMap<>();
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args.put("folders", MusicFolder.toIdList(musicFolders));
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args.put("count", count);
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args.put("offset", offset);
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args.put("username", username);
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return namedQuery("select " + prefix(QUERY_COLUMNS, "album") + " from starred_album, album where album.id = starred_album.album_id and " +
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"album.present and album.folder_id in (:folders) and starred_album.username = :username " +
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"order by starred_album.created desc limit :count offset :offset",
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rowMapper, args);
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}
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/**
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* Returns albums in a genre.
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*
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* @param offset Number of albums to skip.
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* @param count Maximum number of albums to return.
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* @param genre The genre name.
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* @param musicFolders Only return albums from these folders.
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* @return Albums in the genre.
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*/
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public List<Album> getAlbumsByGenre(final int offset, final int count, final String genre, final List<MusicFolder> musicFolders) {
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if (musicFolders.isEmpty()) {
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return Collections.emptyList();
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}
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Map<String, Object> args = new HashMap<>();
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args.put("folders", MusicFolder.toIdList(musicFolders));
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args.put("count", count);
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args.put("offset", offset);
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args.put("genre", genre);
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return namedQuery("select " + QUERY_COLUMNS + " from album where present and folder_id in (:folders) " +
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"and genre = :genre limit :count offset :offset", rowMapper, args);
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}
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/**
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* Returns albums within a year range.
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*
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* @param offset Number of albums to skip.
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* @param count Maximum number of albums to return.
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* @param fromYear The first year in the range.
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* @param toYear The last year in the range.
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* @param musicFolders Only return albums from these folders.
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* @return Albums in the year range.
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*/
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public List<Album> getAlbumsByYear(final int offset, final int count, final int fromYear, final int toYear,
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final List<MusicFolder> musicFolders) {
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if (musicFolders.isEmpty()) {
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return Collections.emptyList();
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}
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Map<String, Object> args = new HashMap<>();
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args.put("folders", MusicFolder.toIdList(musicFolders));
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args.put("count", count);
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args.put("offset", offset);
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args.put("fromYear", fromYear);
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args.put("toYear", toYear);
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if (fromYear <= toYear) {
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return namedQuery("select " + QUERY_COLUMNS + " from album where present and folder_id in (:folders) " +
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"and year between :fromYear and :toYear order by year limit :count offset :offset",
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rowMapper, args);
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} else {
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return namedQuery("select " + QUERY_COLUMNS + " from album where present and folder_id in (:folders) " +
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"and year between :toYear and :fromYear order by year desc limit :count offset :offset",
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rowMapper, args);
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}
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}
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public void markNonPresent(Date lastScanned) {
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int minId = queryForInt("select min(id) from album where last_scanned != ? and present", 0, lastScanned);
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int maxId = queryForInt("select max(id) from album where last_scanned != ? and present", 0, lastScanned);
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final int batchSize = 1000;
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for (int id = minId; id <= maxId; id += batchSize) {
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update("update album set present=false where id between ? and ? and last_scanned != ? and present", id, id + batchSize, lastScanned);
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}
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}
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public void expunge() {
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int minId = queryForInt("select min(id) from album where not present", 0);
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int maxId = queryForInt("select max(id) from album where not present", 0);
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final int batchSize = 1000;
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for (int id = minId; id <= maxId; id += batchSize) {
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update("delete from album where id between ? and ? and not present", id, id + batchSize);
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}
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}
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public void starAlbum(int albumId, String username) {
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unstarAlbum(albumId, username);
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update("insert into starred_album(album_id, username, created) values (?,?,?)", albumId, username, new Date());
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}
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public void unstarAlbum(int albumId, String username) {
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update("delete from starred_album where album_id=? and username=?", albumId, username);
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}
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public Date getAlbumStarredDate(int albumId, String username) {
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return queryForDate("select created from starred_album where album_id=? and username=?", null, albumId, username);
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}
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private static class AlbumMapper implements RowMapper<Album> {
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public Album mapRow(ResultSet rs, int rowNum) throws SQLException {
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return new Album(
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rs.getInt(1),
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rs.getString(2),
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rs.getString(3),
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rs.getString(4),
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rs.getInt(5),
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rs.getInt(6),
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rs.getString(7),
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rs.getInt(8) == 0 ? null : rs.getInt(8),
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rs.getString(9),
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rs.getInt(10),
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rs.getTimestamp(11),
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rs.getString(12),
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rs.getTimestamp(13),
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rs.getTimestamp(14),
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rs.getBoolean(15),
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rs.getInt(16),
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rs.getString(17));
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}
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}
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}
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