#@gmic list_gimp
#@gmic : List all G'MIC filters of the GIMP plug-in.
list_gimp :

  # Load G'MIC filters files, including external sources.
  -v - -rm
  -m "gmic_raw : raw:$HOME/.$""1,uchar"
  -gmic_raw garagecoder.gmic
  -gmic_raw gentlemanbeggar_gmic.gmic
  -gmic_raw iain_fergusson.gmic
  -gmic_raw karos.gmic
  -gmic_raw naggobot.gmic
  -gmic_raw photocomix.gmic
  -gmic_raw ronounours.gmic
  -gmic_raw samj.gmic
  -gmic_raw tomkeil.gmic
  -gmic_raw zonderr.gmic
  -gmic_raw gmic_def.@.
  -if {@#>1} -i[1--2] ({"'\n#@gimp ________________\n'"}) -endif -y y -a y -m @{-1,t} -s -,10 -rv

  # Parse filters.
  folder=""
  -repeat @# -l[$<] -if {h>7" && "{@{-1,0-6}'=='{'"#@gimp "'}}}  # Process only lines starting with '#@gimp '
    -rows 7,100% -autocrop 13 -autocrop {'" "'} # Discard '#@gimp'.
    -if {i!={':'}} # Process only non-parameters description lines.
      -s -,{':'}
      -if {@#>1}
        -autocrop[0] {'" "'}
        -if {narg($folder)} ({'$folder@{0,t}'}) -k[-1] -else -rm -endif # If line describes a regular filter
      -else # If line describes a new section or a upped level.
        --autocrop {'_'} to_up={@{0,h}-h} -rm[0]  # Count numbers of upped levels.
        -if {$to_up>0" && "narg($folder)>=1} -l[]
          ({'$folder'}) -s +,{'@'}
          -rm[-{min(2*$to_up,@#)}--1] -a y
          -if @# folder=@{0,t} -else folder="" -endif
        -rm -endl -endif
        -if {h} folder=$folder@{0,t}@ -endif
        -rm
      -endif
    -else -rm
    -endif
  -else -rm
  -endif -endl -done
  -rv

  # Replace special codes in text strings.
  -replace_seq @{-quote\ {'<b>'}},255
  -replace_seq @{-quote\ {'</b>'}},255
  -replace_seq @{-quote\ {'<i>'}},255
  -replace_seq @{-quote\ {'</i>'}},255
  -discard 255
  -replace_seq @{-quote\ {'&amp;'}},{'&'}
  -sort_str

  # Output list, sorted by path.
  -exec "date +%Y,%m,%d >"@{-path_tmp}/date.dlm
  @{-path_tmp}/date.dlm
  -v + -e[] "\n*** List of filters in the G'MIC plug-in for GIMP ("@#" filters, on "{i}/{i(1)}/{i(2)}") ***\n" -v -
  -rm[-1]

  -v + -e[] "* List of filters sorted by path:\n" -v -
  -repeat @#
    --replace_seq[$>] {'@'},@{-quote\ {'" / "'}}
    -v + -e[] @{-1,t} -v -
    -rm[-1]
  -done

  # Output list, sorted alphabetically.
  -v + -e[] "\n* List of filters, sorted alphabetically:\n" -v -
  -repeat @# -l[$>] -s +,{'@'} -autocrop 0 -mv[-1] 0
  strb=" (in \'" -i[1] ({'$strb'})
  stre="\')." ({'$stre'})
  -y y -a y -endl -done
  -sort_str
  -repeat @#
  --replace[$>] {'@'},{'/'}
    -v + -e[] @{-1,t} -v -
    -rm[-1]
  -done
  -v + -quit