#!/bin/bash
#% Usage: add-user [-l <login>] [-N <full name>] [-e <email>] [-g <membership group (fatty/starving)]
#% Adds a user to LDAP. Interactive if parameters not specified on command line
#%      Switches:
#%      -l <login>            - Set the user's login name. It will be stored in the 'uid' LDAP field
#%      -N <full name>        - Set the full name of the user. It will be stored in the the 'givenName' and 'surname' LDAP fields
#%      -e <email>            - Set the email address of the user. It will be stored in the 'mailRoutingAddress' and 'mail' LDAP fields
#%      -g <membership group> - Set the membership group name (starving/fatty). If it's defined then the user will have full hackerspace membership features unlocked (xmpp, vpn and shell)
. $LIB_DIR/common.sh

function readvar() {
	vname=$1
	prompt=${2:-$1}
	echo -n "$prompt: "
	read $vname
}

function confirm() {
    read -p "$* [Y] " -n 1 -r
    echo    # (optional) move to a new line
    [[ $REPLY =~ ^([Yy]|)$ ]]
}

while getopts l:N:e:g: opt; do case $opt in
	l)
	    login="$OPTARG";;
	N)
	    cn="$OPTARG";;
	e)
	    email="$OPTARG";;
    	g)
	    membership_group="$OPTARG";;
      	--)
	    break;;
	*)
	    break;;
	esac
done

uid=$((`maxuid`+1))
[ ! "$login" ] && readvar login "Login"
[ ! "$cn" ] && readvar cn "Full name"
[ ! "$email" ] && readvar email "Email"
[ ! "$membership_group" ] && readvar membership_group "Membership group (starving/fatty), press Enter to not assign a membership group"
readvar mifare_hash "Mifare card hash"

if ! [[ "$login" =~ ^[a-z][a-z0-9_]{2,}$ ]] ; then
	echo "Login most start with a small lettr and contain only small letters, numbers and underscore" >&2
	exit 1
fi

raw-add-user $login "$cn" "$email"
add-to-wiki $login
create-posix-group $login $uid

if [ "$membership_group" ]; then 
    grant-member-privileges -g $membership_group $login
fi

if [ "$mifare_hash" ]; then
    set-mifare-hash $login $mifare_hash
fi

msg "After commiting, please issue welcome-email $login to activate the mailbox"

if confirm "Commit?"; then
    commit
    confirm "Setup homedir?" && sudo $BIN_DIR/setup-boston-homedir $login
    confirm "Setup mailbox?" && sudo $BIN_DIR/setup-boston-mailbox $login
    confirm "Send email?" && $BIN_DIR/welcome-email $login
    # confirm "Setup password?" && kadmin add_principal
fi