i3menu

#!/bin/bash

: "${XDG_CONFIG_HOME:=$HOME/.config}"
: "${I3MENU_DIR:=$XDG_CONFIG_HOME/i3menu}"

main(){

  _menu_command=(
    rofi 
    ${_o[options]:+${_o[options]}}
    ${_o[filter]:+-filter "${_o[filter]}"}
    ${_o[show]:+-show "${_o[show]}"}
    ${_o[modi]:+-modi "${_o[modi]}"}
    ${_o[prompt]:+-p "${_o[prompt]} "}
  )

  [[ ${_o[fallback]} ]] \
    && ERR "--fallback option is deprecated"$'\n' \
           "its functionality has been removed from i3list"

  [[ -n ${_o[modi]}${_o[show]} ]] || {

    _menu_command+=(-dmenu)

    # if we have stuff on stdin, put
    # that in a tempfile that way we can do stuff ( wc in setincludes() )
    # without worrying that we close and lose whats in stdin
    _tmp_list_file=$(mktemp)
    trap 'rm -f "$_tmp_list_file"' EXIT INT

    if [[ -d ${_o[list-directory]} ]]; then
      l=("${_o[list-directory]%/}/"*)
      printf "%s\n" "${l[@]##*/}" > "$_tmp_list_file"
    elif [[ ! -t 0 ]]; then
      cp /dev/stdin "$_tmp_list_file"
      # if STDIN was empty, delete tmp file
      [[ $(< "$_tmp_list_file") ]] || rm "$_tmp_list_file"
    else
      rm "$_tmp_list_file"
    fi
  }

  # default includes
  : "${_o[include]:=pel}"

  declare -A i3list
  eval "$(eval i3list "${_o[target]}")"

  [[ ${_o[layout]} =~ ^[ABCD]$ ]] \
    && _o[layout]=$(getvirtualpos "${_o[layout]}")

  setgeometry "${_o[layout]:-default}"
  setincludes

  selected=$(
    if [[ -f $_tmp_list_file && ${_o[top]} ]]; then
      gawk -f <(topsort) "$_tmp_list_file"
    elif [[ -f $_tmp_list_file ]]; then
      cat "$_tmp_list_file"
    else
      : echo # use this if menu is dmenu (needs stdin)
    fi | {
      ((_o[verbose])) && verbose_outro
      ((_o[dryrun]))  || "${_menu_command[@]}" -theme <(themefile)
    }
  )

  [[ $selected ]] && {
    [[ -d ${_o[list-directory]} ]] \
      && echo -n "${_o[list-directory]%/}/"
    
    echo "$selected"
  }
}

__dir=$(dirname "$(readlink -f "${BASH_SOURCE[0]}")") #bashbud
source "$__dir/_init.sh"                              #bashbud