#!/usr/bin/bash

# filename_fixer.sh
# Meryll  202006


for f in *
do
    g="${f// /_}"
    h="${g//\,/}"
    i="${h//\]/}"
    j="${i//\[/}"
    k="${j//\~/}"
    l="${k//\)/}"
    m="${l//\(/}"
    n="${m//\&/}"
    o="${n//\%/}"
    p="${o//\'/}"
    new="${p//__/_}"
    if [ "$new" != "$f" ] ;  then
        if [ -e "$new" ] ;  then
            echo not renaming \""$f"\" because \""$new"\" already exists
        else
            echo moving "$f" to "$new"
             mv "$f" "$new"
        fi
    fi
done