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/*
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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.MusicFolder;
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import org.airsonic.player.domain.Share;
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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.Collections;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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/**
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* Provides database services for shared media.
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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 ShareDao extends AbstractDao {
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private static final String INSERT_COLUMNS = "name, description, username, created, expires, last_visited, visit_count";
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private static final String QUERY_COLUMNS = "id, " + INSERT_COLUMNS;
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private ShareRowMapper shareRowMapper = new ShareRowMapper();
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private ShareFileRowMapper shareFileRowMapper = new ShareFileRowMapper();
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/**
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* Creates a new share.
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*
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* @param share The share to create. The ID of the share will be set by this method.
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*/
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@Transactional
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public void createShare(Share share) {
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String sql = "insert into share (" + INSERT_COLUMNS + ") values (" + questionMarks(INSERT_COLUMNS) + ")";
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update(sql, share.getName(), share.getDescription(), share.getUsername(), share.getCreated(),
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share.getExpires(), share.getLastVisited(), share.getVisitCount());
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int id = getJdbcTemplate().queryForObject("select max(id) from share", Integer.class);
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share.setId(id);
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}
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/**
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* Returns all shares.
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*
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* @return Possibly empty list of all shares.
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*/
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public List<Share> getAllShares() {
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String sql = "select " + QUERY_COLUMNS + " from share";
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return query(sql, shareRowMapper);
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}
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public Share getShareByName(String shareName) {
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String sql = "select " + QUERY_COLUMNS + " from share where name=?";
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return queryOne(sql, shareRowMapper, shareName);
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}
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public Share getShareById(int id) {
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String sql = "select " + QUERY_COLUMNS + " from share where id=?";
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return queryOne(sql, shareRowMapper, id);
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}
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/**
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* Updates the given share.
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*
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* @param share The share to update.
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*/
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public void updateShare(Share share) {
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String sql = "update share set name=?, description=?, username=?, created=?, expires=?, last_visited=?, visit_count=? where id=?";
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update(sql, share.getName(), share.getDescription(), share.getUsername(), share.getCreated(), share.getExpires(),
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share.getLastVisited(), share.getVisitCount(), share.getId());
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}
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/**
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* Creates shared files.
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*
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* @param shareId The share ID.
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* @param paths Paths of the files to share.
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*/
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public void createSharedFiles(int shareId, String... paths) {
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String sql = "insert into share_file (share_id, path) values (?, ?)";
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for (String path : paths) {
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update(sql, shareId, path);
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}
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}
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/**
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* Returns files for a share.
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*
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* @param shareId The ID of the share.
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* @return The paths of the shared files.
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*/
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public List<String> getSharedFiles(final int shareId, 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("shareId", shareId);
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args.put("folders", MusicFolder.toPathList(musicFolders));
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return namedQuery("select share_file.path from share_file, media_file where share_id = :shareId and " +
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"share_file.path = media_file.path and media_file.present and media_file.folder in (:folders)",
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shareFileRowMapper, args);
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}
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/**
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* Deletes the share with the given ID.
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*
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* @param id The ID of the share to delete.
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*/
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public void deleteShare(Integer id) {
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update("delete from share where id=?", id);
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}
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private static class ShareRowMapper implements RowMapper<Share> {
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public Share mapRow(ResultSet rs, int rowNum) throws SQLException {
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return new Share(rs.getInt(1), rs.getString(2), rs.getString(3), rs.getString(4), rs.getTimestamp(5),
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rs.getTimestamp(6), rs.getTimestamp(7), rs.getInt(8));
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}
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}
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private static class ShareFileRowMapper implements RowMapper<String> {
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public String mapRow(ResultSet rs, int rowNum) throws SQLException {
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return rs.getString(1);
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}
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}
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}
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