io-files

   1 # Prompt a file to open in PAGER, with an history.  In less(1), 'v' to edit.
   2
   3
   4 CACHE="${XDG_CACHE_HOME:-$HOME/.cache}"
   5
   6
   7 path()
   8 (
   9         if [ "$1" ]
  10         then
  11                 printf '%s\n' "$(cd "${1%/*}"; pwd)/${1##*/}"
  12         else
  13                 {
  14                         printf '#\n# Recent files\n'
  15                         [ -f "$CACHE/iomenu/files" ] &&
  16                         tac "$CACHE/iomenu/files"
  17
  18                         printf '#\n# Current directory\n'
  19                         find "$PWD" -maxdepth 1 -type f
  20
  21                         printf '#\n# All files\n'
  22                         find ~ -type f ! -path '*/.cache/*' ! -path '*/.git/*'
  23
  24                 } | sed "s|$HOME|~|" | iomenu -l 256 -s '#' | sed "s|~|$HOME|"
  25
  26         fi | tee -a "$CACHE/iomenu/files"
  27 )
  28
  29
  30 history()
  31 (
  32         sort "$CACHE/iomenu/files" | uniq -d | while IFS='' read -r f
  33         do
  34                 printf '%s\n' "$(
  35                         grep -Fxv "$f" "$CACHE/iomenu/files"
  36                 )" "$f" > "$CACHE/iomenu/files"
  37         done
  38
  39         printf '%s\n' "$(tail "$CACHE/iomenu/files")" > "$CACHE/iomenu/files"
  40 )
  41
  42
  43 main()
  44 (
  45         mkdir -p "$CACHE/iomenu"
  46
  47         file="$(path "$1")"
  48
  49         # terminal name
  50         printf '\033]0;%s\007' "$(printf %s "$file" | sed "s|$HOME|~|")"
  51
  52         history
  53
  54         [ "$file" ] && [ -d "${file%/*}" ] && exec $EDITOR "$file"
  55 )
  56
  57
  58 main "$@"