#!/usr/bin/env zsh
#
# WebNomad, your slick and static website publisher
#
# Copyright (C) 2012-2016 Denis Roio <jaromil@dyne.org>
#
# This source  code is free  software; you can redistribute  it and/or
# modify it under the terms of  the GNU Public License as published by
# the Free  Software Foundation; either  version 3 of the  License, or
# (at your option) any later version.
#
# This source code is distributed in  the hope that it will be useful,
# but  WITHOUT ANY  WARRANTY;  without even  the  implied warranty  of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# Please refer to the GNU Public License for more details.
#
# You should have received a copy of the GNU Public License along with
# this source code; if not, write to:
# Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

# full path to webnomad's system
R="`pwd`"
SYS="$R/webnomad"
source $SYS/zuper

source $SYS/zuper.init

source $R/config.zsh

[[ "$1" = "" ]] && {
    act "usage: ./webnomad/lock username /server/side/website/path"
    return 0
}

[[ "$2" = "" ]] && {
    error "2nd argument missing: full path of the website on the server side"
    return 1
}

_user="$1"
_path="$2"

notice "Setting up a password lock for user: $_user"
act "server-side path: $_path"

_new=1

mkdir -p $R/pub

[[ -r $R/pub/.htpasswd ]] && {
    act "password file already present, adding user"
    _new=0 }

if [[ $_new = 1 ]]; then

    cat <<EOF > $R/pub/.htaccess
AuthType Basic
AuthName "Authentication Required"
AuthUserFile "$_path/.htpasswd"
Require valid-user
EOF

    htpasswd -c $R/pub/.htpasswd $_user

else

    act "previous password protection found:"
    cat $R/pub/.htaccess
    act "adding username \"$_user\""
    htpasswd $R/pub/.htpasswd $_user

fi

notice "Password protection added succesfully."
act "Make sure to activate .htaccess support on Apache"
act "i.e. \"AllowOverride AuthConfig\" directive for the website <Directory> entry"