net.sourceforge.subsonic.dao.schema.hsql.Schema32.java Source code

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Here is the source code for net.sourceforge.subsonic.dao.schema.hsql.Schema32.java

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/*
 This file is part of Subsonic.
    
 Subsonic 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 3 of the License, or
 (at your option) any later version.
    
 Subsonic 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 Subsonic.  If not, see <http://www.gnu.org/licenses/>.
    
 Copyright 2009 (C) Sindre Mehus
 */
package net.sourceforge.subsonic.dao.schema.hsql;

import net.sourceforge.subsonic.Logger;
import net.sourceforge.subsonic.dao.schema.Schema;

import org.springframework.jdbc.core.JdbcTemplate;

/**
 * Used for creating and evolving the database schema.
 * This class implementes the database schema for Subsonic version 3.2.
 *
 * @author Sindre Mehus
 */
public class Schema32 extends Schema {
    private static final Logger LOG = Logger.getLogger(Schema32.class);

    public void execute(JdbcTemplate template) {

        if (template.queryForInt("select count(*) from version where version = 8") == 0) {
            LOG.info("Updating database schema to version 8.");
            template.execute("insert into version values (8)");
        }

        if (!columnExists(template, "show_now_playing", "user_settings")) {
            LOG.info("Database column 'user_settings.show_now_playing' not found.  Creating it.");
            template.execute("alter table user_settings add show_now_playing boolean default true not null");
            LOG.info("Database column 'user_settings.show_now_playing' was added successfully.");
        }

        if (!columnExists(template, "selected_music_folder_id", "user_settings")) {
            LOG.info("Database column 'user_settings.selected_music_folder_id' not found.  Creating it.");
            template.execute("alter table user_settings add selected_music_folder_id int default -1 not null");
            LOG.info("Database column 'user_settings.selected_music_folder_id' was added successfully.");
        }

        if (!tableExists(template, "podcast_channel")) {
            LOG.info("Database table 'podcast_channel' not found.  Creating it.");
            template.execute(
                    "create table podcast_channel (" + "id identity," + "url varchar not null," + "title varchar,"
                            + "description varchar," + "status varchar not null," + "error_message varchar)");
            LOG.info("Database table 'podcast_channel' was created successfully.");
        }

        if (!tableExists(template, "podcast_episode")) {
            LOG.info("Database table 'podcast_episode' not found.  Creating it.");
            template.execute("create table podcast_episode (" + "id identity," + "channel_id int not null,"
                    + "url varchar not null," + "path varchar," + "title varchar," + "description varchar,"
                    + "publish_date datetime," + "duration varchar," + "bytes_total bigint,"
                    + "bytes_downloaded bigint," + "status varchar not null," + "error_message varchar,"
                    + "foreign key (channel_id) references podcast_channel(id) on delete cascade)");
            LOG.info("Database table 'podcast_episode' was created successfully.");
        }

        if (template.queryForInt("select count(*) from role where id = 7") == 0) {
            LOG.info("Role 'podcast' not found in database. Creating it.");
            template.execute("insert into role values (7, 'podcast')");
            template.execute("insert into user_role " + "select distinct u.username, 7 from user u, user_role ur "
                    + "where u.username = ur.username and ur.role_id = 1");
            LOG.info("Role 'podcast' was created successfully.");
        }

    }
}