People API: Add additional owner columns, fixes #127

import android.database.sqlite.SQLiteOpenHelper;

public class DatabaseHelper extends SQLiteOpenHelper {

    private static final int DB_VERSION = 2;

    private static final int DB_VERSION = 3;

    private static final String DB_NAME = "pluscontacts.db";

    private static final String CREATE_OWNERS = "CREATE TABLE owners (" +

            "_id INTEGER PRIMARY KEY AUTOINCREMENT," +

            "etag TEXT," +

            "sync_circles_to_contacts INTEGER NOT NULL DEFAULT 0," + // 0

            "sync_evergreen_to_contacts INTEGER NOT NULL DEFAULT 0," + // 0

            "last_full_people_sync_time INTEGER NOT NULL DEFAULT 0);"; // timestamp

            "last_full_people_sync_time INTEGER NOT NULL DEFAULT 0," + // timestamp

            "is_active_plus_account INTEGER NOT NULL DEFAULT 0," + // 0

            "sync_me_to_contacts INTEGER NOT NULL DEFAULT 0);"; // 0

    private static final String CREATE_CIRCLES = "CREATE TABLE circles (" +

            "_id INTEGER PRIMARY KEY AUTOINCREMENT," +

            "owner_id INTEGER NOT NULL," +

            "sync_to_contacts INTEGER NOT NULL DEFAULT 0," +

            "UNIQUE (owner_id,circle_id)," +

            "FOREIGN KEY (owner_id) REFERENCES owners(_id) ON DELETE CASCADE);";

    private static final String ALTER_OWNERS_3_1 = "ALTER TABLE owners ADD COLUMN is_active_plus_account INTEGER NOT NULL DEFAULT 0;";

    private static final String ALTER_OWNERS_3_2 = "ALTER TABLE owners ADD COLUMN sync_me_to_contacts INTEGER NOT NULL DEFAULT 0;";

    public static final String OWNERS_TABLE = "owners";

    public static final String CIRCLES_TABLE = "circles";

    @Override

    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {

        if (oldVersion < 2) db.execSQL(CREATE_CIRCLES);

        if (oldVersion < 3) {

            db.execSQL(ALTER_OWNERS_3_1);

            db.execSQL(ALTER_OWNERS_3_2);

        }

    }

    @Override