My Boyfriend was jumped three days ago over taking a piece of aluminum hanging out of a dumpster on the street?

He always collects scrap metal such as cans, copper, aluminum, brass, ect he went down to the police station to pick up the report today but the officer who came out that day wasen't working so he has to go back monday which will be 6 days after the incident to bring it to the magistrate's office which they know were waiting for the police report too to press charges my boyfriend did not fight back with them what kind of punishment are they gonna get we live in PA? and is 6 days after too late to press charges if were waiting for the police report?