Copy common, other, and their previous password to clipboard

sitepass-cb

#!/bin/bash
# Copy common, other, and their previous password to clipboard

stpw_dir=$HOME                      # directory containing password files
stpw_dro=$stpw_dir/.sitepass-old    # directory containing old passwords
stpw_fc=$stpw_dir/.sitepass-com.txt # filename containing common passwd
stpw_fo=$stpw_dir/.sitepass-oth.txt # filename containing other  passwd
stpw_fC=$(ls -1 $stpw_dro/.sitepass-com* | tail -n 1) #filename of previous comm
stpw_fO=$(ls -1 $stpw_dro/.sitepass-oth* | tail -n 1) #filename of previous othe

# Required program(s)
req_progs=(xclip)
for p in ${req_progs[@]}; do
  hash "$p" 2>&- || \
  { echo >&2 " Required program \"$p\" not installed."; exit 1; }
done

# Display usage if no parameters given
scrp_help () {
echo " ${0##*/} <c,o,co,oo> - copy common, other, and previous passwords to clipb.
  c  | common  - common
  o  | other   - other
  cp | comprv  - common previous
  op | othprv  - other  previous
  x  | clear   - clear password from clipboard"
}

case $1 in
  c | common )  # Copy password to Xorg server clipboard
                xclip -in -selection c "$stpw_fc" && \
                echo " Copied password (common) to clipboard."
                ;;
  o | other  )  # Copy password to Xorg server clipboard
                xclip -in -selection c "$stpw_fo" && \
                echo " Copied password (other) to clipboard."
                ;;
  cp | comprv ) # Copy password to Xorg server clipboard
                xclip -in -selection c "$stpw_fC" && \
                echo " Copied password (common previous) to clipboard."
                ;;
  op | othprv ) # Copy password to Xorg server clipboard
                xclip -in -selection c "$stpw_fO" && \
                echo " Copied password (other previous) to clipboard."
                ;;
  x | clear )   echo "" | xclip -in -selection c
                echo " Cleared password from Xorg server clipboard"
                ;;
  * )           # Display usage if no or wrong parameter given
                scrp_help
                exit
                ;;
esac