#!/bin/bash

# NextCloudPi software configuration
#
# Copyleft 2017 by Ignacio Nunez Hernanz <nacho _a_t_ ownyourbits _d_o_t_ com>
# GPL licensed (see end of file) * Use at your own risk!
#
# Usage:
#   sudo ncp-config
#
# More at https://ownyourbits.com/2017/03/13/nextcloudpi-gets-nextcloudpi-config/
#

source /usr/local/etc/library.sh
{

function nextcloud-config()
{
    local DIALOG_OK=0
    local VERFILE=/var/run/.ncp-latest-version
    local BACKTITLE="NextCloudPi configuration ver. "
    local CONFDIR=/usr/local/etc/ncp-config.d/ 
    local DESC

    # ask for update if outdated
    test -f /usr/local/etc/ncp-changelog && \
      local CHANGELOG=$( head -4 /usr/local/etc/ncp-changelog )
    ncp-test-updates 2>/dev/null && \
    whiptail --backtitle "$BACKTITLE $( cat /usr/local/etc/ncp-version )" \
      --title "NextCloudPi update available" \
      --clear --yesno "Update to $( cat $VERFILE )?\n\n$CHANGELOG" \
      15 70
    [[ $? -eq $DIALOG_OK ]] && ncp-update

    while true; do

      # fill options
      local LIST=()
      for item in $CONFDIR/*.sh; do
        DESC=$( grep "DESCRIPTION=" "$item" | sed 's|^DESCRIPTION="||;s|"$||' )
        is_active_script "$item" &>/dev/null && local ON="✓" || local ON=" "
        LIST+=( "$ON $( basename "$item" .sh )" "$DESC" )
      done

      # launch the selection menu
      local script
      script=$( whiptail --backtitle "$BACKTITLE $( cat /usr/local/etc/ncp-version )" \
                         --title "NextCloudPi Software Configuration Tool (ncp-config)" \
                         --cancel-button Finish --ok-button Select \
                         --menu "Select program to configure and activate:" 20 105 10 \
                         "${LIST[@]}" \
                3>&1 1>&2 2>&3 )

      [[ $? -ne $DIALOG_OK ]] || [[ "$script" == "" ]] && return 0

      # remove ✓ and spaces
      script=$( sed  's=✓\| ==g' <<< "$script" ) 

      # launch selected script
      info_script      "$script".sh || continue;
      configure_script "$script".sh && { echo "Done. Press any key..."; read -r; }
    done
}

if [[ ${EUID} -ne 0 ]]; then
  printf "Must be run as root. Try 'sudo $( basename "$0" )'\n"
  exit 1
fi

nextcloud-config

exit $?
} # force to read the whole thing into memory, as its contents might change in update.sh

# License
#
# This script is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This script 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.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this script; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place, Suite 330,
# Boston, MA  02111-1307  USA