JezK
Edit File: authselect-completion.sh
# # Authors: # Tomas Halman <thalman@redhat.com> # # Copyright (C) 2019 Red Hat # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. # # # provides autocompletion for authselect command # _authselect_completions() { local COMMANDS local command local possibleopts function is_valid_command() { local cmd for cmd in "${COMMANDS[@]}"; do if [[ "$cmd" = "$1" ]]; then return 0 fi done return 1 } function get_command() { local opt if [[ $COMP_CWORD -lt 2 ]] ; then return fi for opt in "${COMP_WORDS[@]:0:$COMP_CWORD}"; do if is_valid_command "$opt"; then echo "$opt" return fi done } function get_command_param() { local havecmd=0 local len=${#COMP_WORDS[@]}-1 if [[ "$command" = "" ]]; then return fi havecmd=0 for (( i=0; i<$len; i++ )); do if [[ "$havecmd" = "1" ]] ; then if [[ "${COMP_WORDS[$i]}" =~ ^[-=] || "${COMP_WORDS[$i-1]}" = "=" ]] ; then continue fi echo "${COMP_WORDS[$i]}" return fi if [[ "${COMP_WORDS[$i]}" = "$command" ]] ; then havecmd=1 fi done } function get_profile() { case "$command" in select|show|requirements|test|list-features) get_command_param ;; enable-feature|disable-feature) authselect current 2>/dev/null | head -n1 | cut -d" " -f3 ;; esac } function get_command_keywords() { local profile case "$command" in select|requirements|test) profile="$(get_profile)" if [[ "$profile" != "" ]] ; then authselect list-features "$profile" 2>/dev/null fi ;; esac } function get_command_options() { if [[ "${COMP_WORDS[$COMP_CWORD]}" =~ ^- ]] ; then case "$command" in select) echo "--force --quiet --nobackup --backup=" ;; apply-changes|disable-feature) echo "--backup=" ;; enable-feature) echo "--backup= --quiet" ;; current|backup-list) echo "--raw" ;; create-profile) echo "--vendor --base-on= --base-on-default" \ "--symlink-meta --symlink-nsswitch --symlink-pam" \ "--symlink-dconf --symlink=" ;; test) echo "--all --nsswitch --system-auth --password-auth" \ "--smartcard-auth --fingerprint-auth --postlogin" \ "--dconf-db --dconf-lock" ;; esac fi } function get_global_options() { if [[ "${COMP_WORDS[$COMP_CWORD]}" =~ ^- ]] ; then echo "--debug --trace --warn --help" fi } function get_option_params() { local opt if [[ $COMP_CWORD -gt 2 && "${COMP_WORDS[$COMP_CWORD-1]}" = "=" ]] ; then opt="${COMP_WORDS[$COMP_CWORD-2]}" else if [[ $COMP_CWORD -gt 1 ]] ; then opt="${COMP_WORDS[$COMP_CWORD-1]}" fi fi case "$opt" in --base-on) authselect list 2>/dev/null | cut -d" " -f2 ;; --symlink) echo "dconf-db dconf-locks fingerprint-auth nsswitch.conf" \ "password-auth postlogin smartcard-auth system-auth" \ "README REQUIREMENTS" ;; esac } function get_command_params() { local i local profile if [[ "$command" = "" ]]; then return fi for (( i=$COMP_CWORD-1; i>1; i-- )); do opt="${COMP_WORDS[$i]}" if [[ "$opt" = "$command" ]] ; then break fi if [[ "$opt" =~ ^[-=] || "${COMP_WORDS[$i-1]}" = "=" ]] ; then continue fi return done case "$command" in select|show|requirements|test|list-features) authselect list 2>/dev/null | cut -d" " -f2 ;; backup-remove|backup-restore) authselect backup-list 2>/dev/null | cut -d" " -f1 ;; enable-feature|disable-feature) profile="$(get_profile)" if [[ "$profile" != "" ]] ; then authselect list-features "$profile" 2>/dev/null fi ;; esac } COMMANDS=(select apply-changes list list-features show requirements current check test enable-feature disable-feature create-profile backup-list backup-remove backup-restore) possibleopts="$(get_option_params)" if [[ "$possibleopts" != "" ]]; then if [[ "${COMP_WORDS[$COMP_CWORD]}" = "=" ]]; then COMPREPLY=($(compgen -W "$possibleopts")) else COMPREPLY=($(compgen -W "$possibleopts" -- "${COMP_WORDS[$COMP_CWORD]}")) fi else command="$(get_command)" if [[ "$command" = "" ]]; then possibleopts="$(get_global_options) ${COMMANDS[@]}" else possibleopts="$(get_global_options) $(get_command_params) $(get_command_keywords) $(get_command_options)" fi COMPREPLY=($(compgen -W "$possibleopts" -- "${COMP_WORDS[$COMP_CWORD]}")) fi } complete -F _authselect_completions authselect