Get a short CWD

short_cwd.sh

#!/bin/sh

# Bash script to transform a long cwd path to a short path
# that shows the first 2 folders, and the last 2 folders
#
# For example:
# /media/Datos/j0hn/Code/py/guicavane/guicavane/Downloaders
# Will be transformed to:
# /media/Datos/.../guicavane/Downloaders

# Authors: j0hn, Roger

short_cwd ()
{
    # Simpler version using just slices
    # dir=`echo $PWD | sed "s#$HOME#~#"`
    # dirlength=${#dir}
    
    # if [ "$dirlength" -gt "15" ]; then
    #     dir=${dir:0:10}...${dir:(-10)}
    # fi
    
    # echo $dir
    
    BIFS=$IFS; IFS="/"; declare -a Array=(${PWD:1}); IFS=$BIFS
    
    dir=
    len=${#Array[@]}
    
    if [ "$len" -gt 5 ]; then
        
        for ((i=0;i<=1;i++)); do
            dir="$dir/${Array[$i]}";
        done
        
        dir=$dir/...
        
        for ((i=$len-2;i<=$len-1;i++)); do
            dir="$dir/${Array[$i]}";
        done
    else
        dir=$PWD
    fi
    
    dir=`echo $dir | sed "s#$HOME#~#"`
    echo $dir;

}

echo $(short_cwd)