In addition to MySQL, add support for SQLite to the database abstraction
layer. Also, add a new configuration option to select the DBMS.
Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>
Add a new module that automatically locates the configuration file and
provides methods to obtain the values of configuration options.
Use the new module instead of ConfigParser everywhere.
Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>
Add a new class that connects to the database specified in the
configuration file and provides an interface to execute SQL queries.
Prepared statements with qmark ("?") placeholders are supported.
Replace all direct database accesses with calls to the new abstraction
layer.
Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>
