364 lines
6.7 KiB
Bash
Executable File
364 lines
6.7 KiB
Bash
Executable File
#!/bin/bash
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set -euo pipefail
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## INIT ##
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# get script base directory
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SCRIPT_PATH=$(readlink -f "${BASH_SOURCE[0]}")
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SCRIPT_DIR=$(dirname -- "$SCRIPT_PATH")
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# store arguments globally
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ARG_LIST=("$@")
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# get version number
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VERSION=$(cat ${SCRIPT_DIR}/VERSION | xargs)
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# location of workplace config file
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CONFIG_PATH="${HOME}/.config/workplace.ini"
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# load libraries
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source "${SCRIPT_DIR}/lib/color"
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source "${SCRIPT_DIR}/lib/log"
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source "${SCRIPT_DIR}/lib/toolcheck"
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source "${SCRIPT_DIR}/lib/ini"
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source "${SCRIPT_DIR}/lib/snore"
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#
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# Explain usage of script.
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#
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workplace_help(){
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echo "WorkPlace v${VERSION}"
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echo
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echo "Usage: $0 <command>"
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echo
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echo "Commands:"
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echo " set <name> - Set workplace"
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echo " update - Automatically determine current workplace setup"
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echo " updatedaemon - Run as daemon and call update when setup changes are detected"
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echo
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echo " help - Display this help message and exit"
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echo " version - Display version information and exit"
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}
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#
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# Display version information.
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#
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workplace_version(){
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echo "WorkPlace v${VERSION}"
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echo "(c) 2024 DrMaxNix"
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}
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#
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# Run commands `laptop` and `dock`.
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#
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workplace_set(){
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## FIND CONFIG SECTION ##
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# make sure param is present
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if [[ ! ${1:-""} ]]; then
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log_error "Missing workplace name; See '$0 help' for usage information"
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fi
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# try to find section
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workplace_section=""
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for n in $(workplace_available_name_list); do
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if [[ "$n" == "$1" ]]; then
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workplace_name="$n"
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fi
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done
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if [[ ! ${workplace_name:-""} ]]; then
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log_error "Invalid workplace name '$1'; Check config file"
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fi
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## RUN SET COMMANDS ##
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local -n workplace_section_name="ini_$workplace_name"
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for k in "${!workplace_section_name[@]}"; do
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# make sure this is a `set` command
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if [[ ! "$k" =~ ^set\. ]]; then
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continue
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fi
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# extract command and parameter
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command=$(echo "$k" | grep -oPe '(?<=^set.).*')
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param="${workplace_section_name[$k]}"
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# run command
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workplace_setcommand_run "$command" "$param"
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done
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}
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#
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# Run command `update`.
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#
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workplace_update(){
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## DETECT SETUP ##
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# connected usb devices
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usb_id_list=$(workplace_usb_id_list)
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## FILTER ##
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workplace_list_prio_0=""
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workplace_list_prio_1=""
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for n in $(workplace_available_name_list); do
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local -n workplace_section_name="ini_$n"
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# default
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trigger_default="${workplace_section_name[trigger.default]:-""}"
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if [[ "$trigger_default" == "true" ]]; then
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workplace_list_prio_0="${workplace_list_prio_0} $n"
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fi
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# usb-id
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trigger_usbid="${workplace_section_name[trigger.usb-id]:-""}"
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if [[ "$trigger_usbid" ]]; then
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for i in $usb_id_list; do
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if [[ "$i" == "$trigger_usbid" ]]; then
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workplace_list_prio_1="${workplace_list_prio_1} $n"
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break
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fi
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done
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fi
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done
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workplace_list_prio_0="$(echo $workplace_list_prio_0 | xargs)"
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workplace_list_prio_1="$(echo $workplace_list_prio_1 | xargs)"
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## SELECT BEST ONE ##
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workplace=""
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# by prio
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if [[ "$workplace_list_prio_1" ]]; then
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workplace="$workplace_list_prio_1"
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elif [[ "$workplace_list_prio_0" ]]; then
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workplace="$workplace_list_prio_0"
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fi
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# make sure we have found one
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if [[ ! "$workplace" ]]; then
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log_warn "No matching workplace trigger found"
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return
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fi
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## SET NEW WORKPLACE ##
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log_info "Switching to workplace '$workplace'"
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workplace_set "$workplace"
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}
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#
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# Run command `updatedaemon`.
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#
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workplace_updatedaemon(){
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## INIT ##
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# prepare forking
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trap "kill -s SIGTERM -- -$$" EXIT
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# update once
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kill -s SIGUSR1 $$
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## LISTEN FOR SCREEN RESOLUTION CHANGE ##
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xeventbind resolution /usr/bin/echo |
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while read -r; do
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kill -s SIGUSR1 $$
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done &
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## LISTEN FOR LOGIN ##
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gdbus monitor -y -d org.freedesktop.login1 |
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grep --line-buffered "LockedHint" |
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while read -r; do
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kill -s SIGUSR1 $$
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done &
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## KEEP RUNNING ##
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while true; do
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workplace_handle_change
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snore 0.5
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done
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}
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#
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# HELPER: (Re-)load config.
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#
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workplace_config_load(){
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# clear used variables
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for v in $(compgen -A variable | grep -Pe '^ini_'); do
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unset $v
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done
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# parse ini file
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ini_parse "$CONFIG_PATH"
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}
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#
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# HELPER: Get defined workplace names.
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#
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workplace_available_name_list(){
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for v in $(compgen -A variable | grep -oPe '(?<=^ini_).*'); do
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echo $v
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done
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}
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#
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# HELPER: Run a `set` command.
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#
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workplace_setcommand_run(){
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case ${1:-""} in
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## CORE ##
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# volume
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"volume")
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if [[ "$2" -le 0 ]]; then
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amixer set 'Master',0 "$2%" off > /dev/null || true
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else
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amixer set 'Master',0 "$2%" on > /dev/null || true
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fi
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;;
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# powerprofile
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"powerprofile")
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powerprofilesctl set "$2" || true
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;;
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# text scaling factor
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"text-scaling-factor")
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dconf write /org/gnome/desktop/interface/text-scaling-factor "$2" || true
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;;
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## DASH-TO-DOCK EXTENSION ##
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# dock position (includes fix for buggy window size)
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"dash-to-dock.position")
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if [[ "$2" == "LEFT" ]]; then
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dconf write /org/gnome/shell/extensions/dash-to-dock/dock-position "'BOTTOM'" || true
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else
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dconf write /org/gnome/shell/extensions/dash-to-dock/dock-position "'LEFT'" || true
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fi
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snore 0.3
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dconf write /org/gnome/shell/extensions/dash-to-dock/dock-position "'$2'" || true
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;;
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## PAM EXTENSION ##
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# fprintd module
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"pam.fprintd")
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if [[ "$2" == "true" || "$2" == "1" ]]; then
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sudo --non-interactive pam-auth-update --enable fprintd
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else
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sudo --non-interactive pam-auth-update --disable fprintd
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fi
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;;
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## ERROR HANDLING ##
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*)
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log_error "Invalid setcommand '$1'"
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exit 1
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;;
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esac
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}
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#
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# HELPER: Get list of connected usb device ids.
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#
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workplace_usb_id_list(){
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lsusb_id_regex='^Bus [0-9]+ Device [0-9]+: ID ([0-9a-f]{4}:[0-9a-f]{4}) .*$'
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lsusb_out=$"$(lsusb)"
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while IFS= read -r line; do
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if [[ "$line" =~ $lsusb_id_regex ]]; then
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echo $line | sed -E "s/$lsusb_id_regex/\1/g"
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fi
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done <<< "$lsusb_out"
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}
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#
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# HELPER: Handle detected setup change.
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#
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trap "workplace_change_flag=1" SIGUSR1
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workplace_handle_change(){
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## CHECK FLAG ##
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# ignore if not set
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if [[ ! ${workplace_change_flag:-""} -gt 0 ]]; then
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return
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fi
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# unset flag
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workplace_change_flag=0
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## DO UPDATE ##
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# reload config
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workplace_config_load
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# run update function
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workplace_update
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# sleep to prevent spamming
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snore 1
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}
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## MAIN ##
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case ${1:-""} in
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set)
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workplace_toolcheck
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workplace_config_load
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workplace_set "$2"
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exit 0
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;;
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update)
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workplace_toolcheck
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workplace_config_load
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workplace_update
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exit 0
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;;
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updatedaemon)
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workplace_toolcheck
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workplace_updatedaemon
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exit 0
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;;
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help)
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workplace_help
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exit 0
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;;
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version)
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workplace_version
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exit 0
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;;
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"")
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log_error "No command given; See '$0 help' for usage information"
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exit 1
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;;
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*)
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log_error "Invalid command '$1'; See '$0 help' for usage information"
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exit 1
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;;
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esac
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