scripts-notes.txt

# Make pacman colorful, concurrent downloads and Pacman eye-candy.
grep -q "ILoveCandy" /etc/pacman.conf || sed -i "/#VerbosePkgLists/a ILoveCandy" /etc/pacman.conf
sed -Ei "s/^#(ParallelDownloads).*/\1 = 5/;/^#Color$/s/#//" /etc/pacman.conf


# Make zsh the default shell for the user.
chsh -s /bin/zsh "$name" >/dev/null 2>&1
sudo -u "$name" mkdir -p "/home/$name/.cache/zsh/"
sudo -u "$name" mkdir -p "/home/$name/.config/abook/"
sudo -u "$name" mkdir -p "/home/$name/.config/mpd/playlists/"


### FUNCTIONS ###

installpkg(){ pacman --noconfirm --needed -S "$1" >/dev/null 2>&1 ;}


error() { printf "%s\n" "$1" >&2; exit 1; }


getuserandpass() { \
	# Prompts user for new username an password.
	name=$(dialog --inputbox "First, please enter a name for the user account." 10 60 3>&1 1>&2 2>&3 3>&1) || exit 1
	while ! echo "$name" | grep -q "^[a-z_][a-z0-9_-]*$"; do
		name=$(dialog --no-cancel --inputbox "Username not valid. Give a username beginning with a letter, with only lowercase letters, - or _." 10 60 3>&1 1>&2 2>&3 3>&1)
	done
	pass1=$(dialog --no-cancel --passwordbox "Enter a password for that user." 10 60 3>&1 1>&2 2>&3 3>&1)
	pass2=$(dialog --no-cancel --passwordbox "Retype password." 10 60 3>&1 1>&2 2>&3 3>&1)
	while ! [ "$pass1" = "$pass2" ]; do
		unset pass2
		pass1=$(dialog --no-cancel --passwordbox "Passwords do not match.\\n\\nEnter password again." 10 60 3>&1 1>&2 2>&3 3>&1)
		pass2=$(dialog --no-cancel --passwordbox "Retype password." 10 60 3>&1 1>&2 2>&3 3>&1)
	done ;}


usercheck() { \
	! { id -u "$name" >/dev/null 2>&1; } ||
	dialog --colors --title "WARNING!" --yes-label "CONTINUE" --no-label "No wait..." --yesno "The user \`$name\` already exists on this system. LARBS can install for a user already existing, but it will \\Zboverwrite\\Zn any conflicting settings/dotfiles on the user account.\\n\\nLARBS will \\Zbnot\\Zn overwrite your user files, documents, videos, etc., so don't worry about that, but only click <CONTINUE> if you don't mind your settings being overwritten.\\n\\nNote also that LARBS will change $name's password to the one you just gave." 14 70
	}


adduserandpass() { \
	# Adds user `$name` with password $pass1.
	dialog --infobox "Adding user \"$name\"..." 4 50
	useradd -m -g wheel -s /bin/zsh "$name" >/dev/null 2>&1 ||
	usermod -a -G wheel "$name" && mkdir -p /home/"$name" && chown "$name":wheel /home/"$name"
	export repodir="/home/$name/.local/src"; mkdir -p "$repodir"; chown -R "$name":wheel "$(dirname "$repodir")"
	echo "$name:$pass1" | chpasswd
	unset pass1 pass2 ;}


refreshkeys() {
	dialog --infobox "Enabling Arch Repositories..." 4 40
	pacman --noconfirm --needed -S artix-keyring artix-archlinux-support >/dev/null 2>&1
	for repo in extra community; do
	grep -q "^\[$repo\]" /etc/pacman.conf ||
	echo "[$repo]
Include = /etc/pacman.d/mirrorlist-arch" >> /etc/pacman.conf
	done
	pacman -Sy >/dev/null 2>&1
	pacman-key --populate archlinux >/dev/null 2>&1
 ;}


newperms() { # Set special sudoers settings for install (or after).
	sed -i "/#LARBS/d" /etc/sudoers
	echo "$* #LARBS" >> /etc/sudoers ;}