Upon conviction of any person of a misdemeanor in a municipal court of this state, the municipal court judge shall be authorized, in his discretion, to sentence such person to:
A period of time in jail to be served either on weekends only;
Other periods of time during the week wherein such offender may not be engaged in gainful employment; or
A specified number of days in jail with a provision for the release of such offender for the purpose of engaging in gainful employment at such times as the offender is actually gainfully employed, whether self-employed or otherwise.
In addition, the court may, in its discretion, sentence any convicted person to split periods of incarceration; and the court shall not be required to order such offender to serve a sentence of imprisonment all in one period but may suspend the sentence from time to time.