linux-game-manager/.scripts/yadoom

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#!/usr/bin/env bash
help() {
echo "${0##*/}"
echo "Released under the terms of the GPL license."
echo -e "This is a Stormux project: https://stormux.org\n"
echo -e "Usage:\n"
echo "With no arguments, open ${0##*/}."
for i in "${!command[@]}" ; do
echo "-${i/:/ <parameter>}: ${command[${i}]}"
done | sort
exit 0
}
# Function to check if a file is an IWAD
is_iwad() {
local file="$1"
if [[ -f "$file" ]]; then
# Extract the first four bytes and check if they match the IWAD signature
if hexdump -n 4 -e '4/1 "%02X"' "$file" | grep -q '^49574144$'; then
return 0
else
return 1
fi
fi
return 1
}
declare -A command=(
[c:]="gzdoom configuration file to be used. Default: ${XDG_CONFIG_HOME:-$HOME/.config}/gzdoom/gzdoom.ini"
[h]="This help screen."
)
configFile="${configfile:-${XDG_CONFIG_HOME:-$HOME/.config}/gzdoom/gzdoom.ini}"
# Convert the keys of the associative array to a format usable by getopts
args="${!command[*]}"
args="${args//[[:space:]]/}"
while getopts "${args}" i 2> /dev/null ; do
case "$i" in
c) configFile="${OPTARG}" ;;
h) help ;;
*) continue ;;
esac
done
# Extract the Path= lines from the [IWADSearch.Directories] section
mapfile -t wadPaths < <(sed -n "/^\[IWADSearch.Directories\]/,/^\[/{/Path=/p;}" "$configFile" | cut -d '=' -f 2)
declare -a wadList
# Loop through each path in wadPaths and find WAD files
for i in "${wadPaths[@]}"; do
# Use find and append results to wadList array
if [[ -d "$i" ]]; then
while IFS= read -r -d $'\0' wad; do
is_iwad "$wad" && wadList+=("$wad")
done < <(find "$i" -maxdepth 1 -type f -iname '*.wad' -print0)
fi
done
# Set up the menu
declare -a wadMenu
for path in "${wadList[@]}" ; do
title="${path##*/}"
title="${title%.*}"
wadMenu+=("${title}" "${path}")
done
# Run yad to display the dialog
iwad=$(yad --list \
--title="Yadoom" \
--text="Select an Iwad" \
--column="Iwad" \
--column="Path" \
--button="Launch:0" \
--button="Close:1" \
--hide-column=2 \
--search-column=1 \
--skip-taskbar \
"${wadMenu[@]}")
yadCode="$?"
[[ ${yadCode} -eq 1 ]] && exit 0
iwad="${iwad#*|}"
iwad="${iwad%|}"
gzdoom "$@" -iwad "${iwad}"