vis-open (1896B)
- #!/bin/sh
- set -e
- # Later, we're going to want to set $IFS to a single newline, so let's prepare one.
- NL='
- '
- if [ -z "$VIS_OPEN_LINES" ]; then
- VIS_OPEN_LINES='0'
- fi
- VIS_MENU_PROMPT=''
- ALLOW_AUTO_SELECT='1'
- wrap_dirs() {
- while read -r filename
- do
- if [ -d "$filename" ]; then
- printf '%s/\n' "$filename"
- else
- printf '%s\n' "$filename"
- fi
- done
- }
- while getopts fhp: opt; do
- case "$opt" in
- f)
- ALLOW_AUTO_SELECT=''
- ;;
- p)
- VIS_MENU_PROMPT="$OPTARG"
- ;;
- h|?)
- printf 'usage: %s [-f] [-h] [-p prompt] [--] [file-pattern]\n' "${0##*/}"
- exit 0
- ;;
- esac
- done
- shift "$((OPTIND - 1))"
- # At this point, all the remaining arguments should be the expansion of
- # any globs that were passed on the command line.
- if [ "$#" -eq 1 ] && [ "$ALLOW_AUTO_SELECT" = '1' ]; then
- # If there were globs on the command-line, they've expanded to
- # a single item, so we can just process it.
- if [ -d "$1" ]; then
- # Recurse and show the contents of the named directory,
- # We pass -f to force the next iteration to present the
- # full list, even if it's just an empty directory.
- cd "$1"
- IFS="$NL" # Don't split ls output on tabs or spaces.
- exec "$0" -p "$VIS_MENU_PROMPT" -f "$(ls -1)"
- else
- # We've found a single item, and it's not a directory,
- # so it must be a filename (or file-like thing) to open,
- # unless the parent directory does not exist.
- parentdir="$(dirname -- "$1")"
- if [ -d "$parentdir" ]; then
- cd "$parentdir"
- printf '%s/%s\n' "$(pwd -P)" "$(basename -- "${1%\*}")"
- exit 0
- else
- exit 1
- fi
- fi
- fi
- # At this point, we have a bunch of options we need to present to the
- # user so they can pick one.
- CHOICE="$(printf '%s\n' '..' "$@" | wrap_dirs | vis-menu -b -l "$VIS_OPEN_LINES" -p "$VIS_MENU_PROMPT")"
- # Did they pick a file or directory? Who knows, let's let the next iteration figure it out.
- exec "$0" -p "$VIS_MENU_PROMPT" -- "$CHOICE"