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#autoload

local opts opt type=file glob group gopts dopts aopts tmp _file_pat_checked=yes
local hasign ign

opts=()
group=()
gopts=()
dopts=(-/)
aopts=(-f)
ign=()
while getopts "P:S:qr:R:W:F:J:V:X:f/g:M:12n" opt; do
  case "$opt" in
  /)      type="${type}dir"                               ;;
  g)      type="${type}glob"; gopts=(-g "$OPTARG")        ;;
  [qn12]) opts=("$opts[@]" "-$opt"          )             ;;
  [JV])   group=(          "-$opt" "$OPTARG")             ;;
  F)      opts=("$opts[@]" "-$opt" "$OPTARG"); hasign=yes ;;
  [^f])   opts=("$opts[@]" "-$opt" "$OPTARG")             ;;
  esac
done

if [[ "$group[2]" = files ]]; then
  opts=("$opts[@]" "$group[@]")
  group=()
fi

if zstyle -s ":completion:${curcontext}:all-files" file-patterns tmp &&
   [[ -n "$tmp" ]]; then
  aopts=(-g "$tmp")
fi
if zstyle -s ":completion:${curcontext}:directories" file-patterns tmp &&
   [[ -n "$tmp" ]]; then
  dopts=(-g "$tmp")
  if [[ "$type" = (*dir*glob*|*glob*dir*) ]]; then
    type=glob
  elif [[ "$type" != *(dir|glob)* ]]; then
    type="${type}dir"
  fi
fi
if zstyle -s ":completion:${curcontext}:globbed-files" file-patterns tmp &&
   [[ -n "$tmp" ]]; then
  gopts=(-g "$tmp")
  if [[ "$type" != (*dir*glob*|*glob*dir*) ]]; then
    if [[ "$type" = *(dir|glob)* ]]; then
      type=glob
    else
      type=globall
    fi
  fi
fi

case "$type" in
*dir*glob*|*glob*dir*) _tags globbed-files all-files             ;;
*all*glob*|*glob*all*) _tags globbed-files all-files             ;;
*glob*)                _tags globbed-files directories all-files ;;
*dir*)                 _tags directories all-files               ;;
*)                     _tags all-files                           ;;
esac

while _tags; do
  if _requested all-files; then
    if (( $#group )); then
      group[2]=all-files
      _setup all-files
      [[ -z "$hasign" ]] &&
        zstyle -a ":completion:${curcontext}:all-files" ignored-patterns _comp_ignore &&
	  ign=(-F _comp_ignore)
    fi
    _path_files "$opts[@]" "$ign[@]" "$aopts[@]"
    return
  elif _requested directories; then
    if _requested globbed-files; then
      if (( $#group )); then
        group[2]=globbed-files
	_setup globbed-files
        [[ -z "$hasign" ]] &&
          zstyle -a ":completion:${curcontext}:all-files" ignored-patterns _comp_ignore &&
	    ign=(-F _comp_ignore)
      fi
      _path_files "$opts[@]" "$ign[@]" "$dopts[@]" "$gopts[@]" && return 0
    else
      if (( $#group )); then
        group[2]=directories
	_setup directories
        [[ -z "$hasign" ]] &&
          zstyle -a ":completion:${curcontext}:all-files" ignored-patterns _comp_ignore &&
	    ign=(-F _comp_ignore)
      fi
      _path_files "$opts[@]" "$ign[@]" "$dopts[@]" && return 0
    fi
  elif _requested globbed-files; then
    if (( $#group )); then
      group[2]=globbed-files
      _setup globbed-files
      [[ -z "$hasign" ]] &&
        zstyle -a ":completion:${curcontext}:all-files" ignored-patterns _comp_ignore &&
	  ign=(-F _comp_ignore)
    fi
    if [[ "$type" = (*dir*glob*|*glob*dir*) ]]; then
      _path_files "$opts[@]" "$ign[@]" "$dopts[@]" "$gopts[@]" && return 0
    else
      _path_files "$opts[@]" "$ign[@]" "$gopts[@]" && return 0
    fi
  fi
done

return 1