appimage-install

#!/bin/sh
#        _                        _            ___  _  _   
#   __ _| | _____  _____ ___   __| | ___ _ __ / _ \| || |  
#  / _` | |/ _ \ \/ / __/ _ \ / _` |/ _ \ '__| | | | || |_ 
# | (_| | |  __/>  < (_| (_) | (_| |  __/ |  | |_| |__   _|
#  \__,_|_|\___/_/\_\___\___/ \__,_|\___|_|   \___/   |_|  
# 
# Copyright (c) 2021-2022 alexcoder04 <https://github.com/alexcoder04>
# 
# a script that installs an appimage into /usr/local
# and creates a desktop file

MENU_ENTRIES="/usr/share/applications"
INSTALL_LOC="/opt/appimages"
ENTER_FILE="/tmp/appimageinstall-enter"

. libsh || exit 1

[ -z "$1" ] && die "No filename was provided!"
[ -e "$1" ] || die "Provided file does not exist!"
command -v dialog || die "You need to install dialog to use appimage-install\nTry 'doas apt install dialog'"

dialog \
	--backtitle "Command name" \
	--inputbox "Enter the name for the program:" 10 60 "$1" \
	2>"$ENTER_FILE"
destination="$INSTALL_LOC/$(echo "$1" | awk -F"/" '{print $NF}')"
comm_name="$(cat $ENTER_FILE)"
desktop_file="$MENU_ENTRIES/$comm_name.desktop"
if [ -e "$destination" ]; then
	dialog \
		--backtitle "File already exists" \
		--title "File $destination already exists" \
		--yesno "Do you want to replace it?" 10 40 \
        || die "File already exists"
fi
if [ -e "$desktop_file" ]; then
	dialog \
		--backtitle "File already exists" \
		--title "File $desktop_file already exists" \
		--yesno "Do you want to replace it?" 10 40 \
        || die "File already exists"
fi

dialog \
	--backtitle "Configuring menu entry" \
	--title "Program name" \
	--inputbox "Which program name do you want to appear in the menu?" 10 80 "$comm_name" 2>"$ENTER_FILE"
menu_title="$(cat $ENTER_FILE)"
dialog \
	--backtitle "Configuring menu entry" \
	--title "Comment" \
	--inputbox "Comment you want to appear in the menu:" 10 80 "appimage" 2>"$ENTER_FILE"
menu_comment="$(cat $ENTER_FILE)"
dialog \
	--backtitle "Configuring menu entry" \
	--title "Icon" \
	--inputbox "Icon you want for the menu:" 10 80 "$comm_name" 2>"$ENTER_FILE"
menu_icon="$(cat $ENTER_FILE)"
dialog \
	--backtitle "Configuring menu entry" \
	--title "Terminal" \
	--inputbox "Launch the application in a terminal [true/false]?" 10 40 "false" 2>"$ENTER_FILE"
menu_terminal="$(cat $ENTER_FILE)"
dialog \
	--backtitle "Configuring menu entry" \
	--title "Categories" \
	--inputbox "Categories, separated by semicolons" 10 80 "Other;" 2>"$ENTER_FILE"
menu_categories="$(cat $ENTER_FILE)"
clear

echo "Copying file to $INSTALL_LOC..."
doas cp -v "$1" "$destination"
echo "Adding run privilegies..."
doas chmod +x "$destination"
echo "Creating symlink to /usr/local/bin..."
doas ln -sv "$destination" "/usr/local/bin/$comm_name"

echo "Creating menu entry..."
cat <<EOF | doas tee "$desktop_file"
[Desktop Entry]
Name=$menu_title
Comment=$menu_comment
Exec=/usr/local/bin/$comm_name
Icon=$menu_icon
Terminal=$menu_terminal
Type=Application
Categories=$menu_categories
EOF

# shellcheck disable=SC2086
dialog \
	--backtitle "Configuring menu entry" \
	--title ".desktop file" \
	--yesno "Edit .desktop file?" 10 40 \
    && doas $EDITOR "$desktop_file"

echo "Running workaround for the cinnamon menu..."
workaround_file="$HOME/.local/share/applications/empty.desktop"
touch "$workaround_file"
sleep 1
rm "$workaround_file"

echo "$menu_title was successfully installed on your system."