Rename images without spaces and special characteres for import

bulkrename.sh

#!/bin/bash

slug() {
    slug="$1"
    slug=${slug,,}
    slug=${slug// /_}
    slug=${slug//ó/o}
    slug=${slug//ô/o}
    slug=${slug//é/e}
    slug=${slug//ú/u}
    slug=${slug//ê/e}
    slug=${slug//í/i}
    slug=${slug//ç/c}
    slug=${slug//./_}
    slug=${slug//ã/a}
    slug=${slug//á/a}
    slug=${slug//#/}
    slug=${slug//+/}
    slug=${slug//¦/o}
    slug=${slug//¬/e}
    slug=${slug//(/}
    slug=${slug//)/}
    slug=${slug//,/_}
    slug=${slug//_-_/-}
    slug=${slug//__/_}
    slug=${slug//_&&_/_}
}

sanitize() {
    #echo "sanitizing: $i"
    #folder="${1//\s/-}"
    if [ -d "$i" ];then
        origin="$i"
        slug "$(basename "$origin")"
        #echo "sanitizing dir: $slug"
        folder=$(dirname "$origin")/$slug
        if [ ! -d "$folder" ]; then
          mv "$origin" $folder
        fi
        i=$folder
    elif [ -f "$i" ]; then
        origin="$i"
        filename=$(basename "$i")
        ext="${filename##*.}"
        ext=${ext,,}
        filename="${filename%.*}"
        slug "${filename%.*}"
        newfile=$slug.$ext
        path=$(dirname "$origin")/$newfile
        if [ ! -f "$path" ]; then
            #mv "origin" $path
            mv "$origin" $path
        elif [ -f "$path" ]; then
            n=1
            newfile=$slug$n.$ext
            path=$(dirname "$origin")/$newfile
            while [ -f "$path" ]
            do
                (( n++ ))
                newfile=$slug$n.$ext
                path=$(dirname "$origin")/$newfile
            done
            mv "$origin" $path
        fi
        #echo "sanitizing file ext: $extension"
    fi
}

# loop & print a folder recusively,
print_folder_recurse() {
    for i in "$1"/*;do
        if [ -d "$i" ];then
        #    #echo "dir: $i"
            sanitize "$1"
        #    #echo "dir sanitized: $folder"
            print_folder_recurse "$i"
        elif [ -f "$i" ]; then
            sanitize "$1"
            total=4776
            pp=$(expr $p \* 100)
            percent=$(expr $pp / $total)
            echo "$percent%"
            (( p++ ))
            #echo "file: $i"
        fi
    done
}


# try get path from param
path=/mnt/c/git/movelhome/Fotos
if [ -d "$1" ]; then
    path=$1;
else
    path="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
fi

p=1
#echo "base path: $path"
print_folder_recurse $path