diff options
Diffstat (limited to 'sway-launcher-desktop.sh')
| -rwxr-xr-x | sway-launcher-desktop.sh | 146 |
1 files changed, 73 insertions, 73 deletions
diff --git a/sway-launcher-desktop.sh b/sway-launcher-desktop.sh index 118fc8e..3e91540 100755 --- a/sway-launcher-desktop.sh +++ b/sway-launcher-desktop.sh @@ -2,103 +2,103 @@ # terminal application launcher for sway, using fzf # Based on: https://gitlab.com/FlyingWombat/my-scripts/blob/master/sway-launcher +shopt -s nullglob +if [[ "$1" = 'describe' ]]; then + shift + if [[ $2 == 'command' ]]; then + title=$1 + readarray arr < <(whatis -l "$1" 2>/dev/null) + description="${arr[0]}" + description="${description%*-}" + else + title=$(sed -ne '/^Name=/{s/^Name=//;p;q}' "$1") + description=$(sed -ne '/^Comment=/{s/^Comment=//;p;q}' "$1") + fi + echo -e "\033[33m $title \033[0m" + echo "${description:-No description}" + exit +fi + HIST_FILE="${XDG_CACHE_HOME:-$HOME/.cache}/${0##*/}-history.txt" DIRS=( -/usr/share/applications -~/.local/share/applications -/usr/local/share/applications + /usr/share/applications + "$HOME/.local/share/applications" + /usr/local/share/applications ) GLYPH_COMMAND=" " GLYPH_DESKTOP=" " touch "$HIST_FILE" -# Filter DIRS array for directories that actually exist. Append *.desktop to remaining elements -for i in "${!DIRS[@]}" ; do - if [[ ! -d "${DIRS[i]}" ]]; then - unset -v 'DIRS[$i]' - else - DIRS[$i]="${DIRS[i]}/*.desktop" - fi -done -DIRS=("${DIRS[@]}") - -HIST_FILE_CONTENT=$(< "$HIST_FILE") - -function createPreview(){ - DESCRIPTION='No description' - if [[ $2 == 'command' ]]; then - TITLE=$1 - DESCRIPTION=$(whatis -l "$1" 2>/dev/null | head -n1 | sed -n -e 's/^.*\(.*\).*\-//p') - else - TITLE=$(grep ^Name= "$1" | head -n1 | awk -F= '{print $2}') - DESCRIPTION=$(grep Comment= "$1" | awk -F= '{print $2}') - fi - echo -e "\033[33m $TITLE \033[0m" - echo "$DESCRIPTION" -} -export -f createPreview - +readarray HIST_LINES < "$HIST_FILE" FZFPIPE=$(mktemp) +PIDFILE=$(mktemp) +trap 'rm "$FZFPIPE" "$PIDFILE"' EXIT INT # Append Launcher History, removing usage count -(echo "$HIST_FILE_CONTENT" | sed -n -e 's/^[0-9]* //p' >> "$FZFPIPE" )& +( printf '%s' "${HIST_LINES[@]#* }" >> "$FZFPIPE" ) & # Load and append Desktop entries -# shellcheck disable=2068 -(grep -roP "Type=Application" ${DIRS[@]} | - awk -F : '{print $1}' | - sort -u | - xargs -d "\n" grep -oP "(?<=Name=).*" | - awk -F : -v pre="$GLYPH_DESKTOP" '{print $1 "|desktop|\033[33m" pre "\033[0m" $2}' >> "$FZFPIPE" )& +( + for dir in "${DIRS[@]}"; do + [[ -d "$dir" ]] || continue + awk -v pre="$GLYPH_DESKTOP" -F= ' + BEGINFILE{p=0;} + /^Type=Application/{p=1;} + /^Name=/{name=$2;} + ENDFILE{if (p) print FILENAME "|desktop|\033[33m" pre name "\033[0m";}' \ + "$dir/"*.desktop < /dev/null >> "$FZFPIPE" + # the empty stdin is needed in case no *.desktop files + done +) & # Load and append command list -# shellcheck disable=2086 -({ IFS=:; ls -H $PATH; } | grep -v '/.*' | sort -u | awk -v pre="$GLYPH_COMMAND" '{print $1 "|command|\033[31m" pre "\033[0m" $1 }' >> "$FZFPIPE" )& - -COMMAND_STR=$( (tail -f "$FZFPIPE" & echo $! > pid) | - fzf +x +s -d '\|' --nth ..3 --with-nth 3.. --preview 'createPreview {1} {2}' --preview-window=up:3:wrap --ansi ; kill -9 "$(<pid)" | - tail -n1) || exit 1 - +( + IFS=: + read -ra path <<< "$PATH" + for dir in "${path[@]}"; do + printf '%s\n' "$dir/"* | + awk -F / -v pre="$GLYPH_COMMAND" '{print $NF "|command|\033[31m" pre "\033[0m" $NF;}' + done | sort -u >> "$FZFPIPE" +) & + +COMMAND_STR=$( + (tail -n +0 -f "$FZFPIPE" & echo $! > "$PIDFILE") | + fzf +s -x -d '\|' --nth ..3 --with-nth 3.. \ + --preview "$0 describe {1} {2}" \ + --preview-window=up:3:wrap --ansi + kill -9 "$(<"$PIDFILE")" | tail -n1 +) || exit 1 [ -z "$COMMAND_STR" ] && exit 1 - -# get full line from history (with count number) -HIST_LINE=$(echo "$HIST_FILE_CONTENT" | grep -Pe "^[0-9]+ \Q$COMMAND_STR\E$") -# echo "Hist Line: $HIST_LINE" - - - -if [ "$HIST_LINE" == "" ]; then - HIST_COUNT=1 -else - # Increment usage count - HIST_COUNT=$(echo "$HIST_LINE" | sed -E 's/^([0-9]+) .+$/\1/') - ((HIST_COUNT++)) - # delete line, to add updated later - HIST_FILE_CONTENT=$(echo "$HIST_FILE_CONTENT" | \ - grep --invert-match -Pe "^[0-9]+ \Q$COMMAND_STR\E$") +# update history +for i in "${!HIST_LINES[@]}"; do + if [[ "${HIST_LINES[i]}" == *" $COMMAND_STR"$'\n' ]]; then + HIST_COUNT=${HIST_LINES[i]%% *} + HIST_LINES[$i]="$((HIST_COUNT + 1)) $COMMAND_STR" + match=1 + break + fi +done +if ! (( match )); then + HIST_LINES+=("1 $COMMAND_STR"$'\n') fi -# update history -update_line="${HIST_COUNT} ${COMMAND_STR}" -echo -e "${update_line}\n${HIST_FILE_CONTENT}" | \ - sort --numeric-sort --reverse > "$HIST_FILE" +printf '%s' "${HIST_LINES[@]}" | sort -nr > "$HIST_FILE" command='echo "nope"' -case $(echo "$COMMAND_STR" | awk -F'|' '{print $2}') in -desktop) - file=$(echo "$COMMAND_STR" | awk -F '|' '{print $1}') - command=$(grep Exec "$file" | awk -F'=' '{print $2}') - ;; - -command) - command=$(echo "$COMMAND_STR" | awk -F '|' '{print $1}') - ;; - +# COMMAND_STR is "<string>|<type>" +case ${COMMAND_STR#*|} in +desktop*) + # .desktop files use "%f", "%d" as placeholders for "Open with..." + command=$(sed -ne 's/%.//; /^Exec/{s/^Exec=//;p;q}' "${COMMAND_STR%%|*}") + ;; +command*) + command="${COMMAND_STR%%|*}" + ;; esac swaymsg -t command exec "$command" |