#!/bin/sh
#----------------------------------------------------------------------------
# /var/install/bin/get-url - help script to get index.txt
#
# Creation:     2012-02-26 hbfl
# Last Update:  $Id$
#
# Copyright (c) 2012-2012 the eisfair team, team(at)eisfair(dot)org
#
# This program 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.
#----------------------------------------------------------------------------
 # set package name
 package_name="url"

 # include config
 . /etc/config.d/${package_name}
 . /var/install/include/eislib


#debug_get_url=true

if ${debug_get_url:-false}
then
    exec 2>/tmp/$(basename ${0})-trace$$.log
    set -x
    ask_debug=true
    export ask_debug
fi

gotoyx () { echo -e "\033[$1;$2H\c"; }
url_file=/var/install/url
ASK=/var/install/bin/ask

    idx=1
    while [ ${idx} -le ${URL_N} ]
    do
        eval url_path='${URL_'${idx}'_PATH}'
        eval url_name='${URL_'${idx}'_NAME}'

        if [ -z "${_url_install}" ]
        then
           _url_install=${url_name}%${url_path}
        else
            _url_install=$(echo "${_url_install}";echo "${url_name}%${url_path}")
        fi
        idx=$(expr ${idx} + 1)
    done


    clrhome

    mecho --info "Install package from URL"
    echo
    mecho --stdbr "  Available package sources:"
    echo

    techo --begin '3 4r 2 1 70*'
    idx=1
    echo "${_url_install}" |
    while read line
    do
        # set IFS to : without techo line
        _OLD_IFS=${IFS}
        IFS='%'
        set -- ${line}
        IFS=${_OLD_IFS}

        _name="${1}"
        _url="${2}"

        if [ -n "${_name}" ]
        then
            _show_name="${_name}"
        else
            _show_name="${_url}"
        fi
        techo --row "" "${idx}." --link '>' "" "${_show_name}"

        idx=$(expr ${idx} + 1)
    done
    echo
    echo
    echo
    techo --end
    gotoyx `expr "${_EISLIB_SCREENSIZE_Y}" - 2` 1
    echo
    line_count=$(expr 4 + $(echo "${_url_install}" | wc -l))
    # set info line to screen is $_line_count + 2 -gt $LINES
    if [ ${_EISLIB_SCREENSIZE_Y} -lt `expr "${line_count}" + 2` ]
    then
        mecho --info "Use SHIFT + PAGE-UP to scroll up"
    else
        echo
    fi

    _ask_tmpfile=$(mktemp -t XXXXXXXXXXXXX)
    ${ASK} "Select" "" "1-$(echo "${_url_install}" | wc -l)" "^$=Return"  "0=Exit" >${_ask_tmpfile}
    rc=${?}
    _selected_entry=$(cat ${_ask_tmpfile})
    rm -f ${_ask_tmpfile}

    # if ask break, ask returned 255
    if [ ${rc} = 255 ]
    then
        _selected_entry=0
    fi

    case ${_selected_entry} in
    '') exit 0   ;;
    0)  exit 127 ;;
    *)
        # get action line
        _selected_project="$(echo "${_url_install}"    |
                          sed -n "${_selected_entry}p" |
                          sed 's/^ *//')"
               # set IFS to : without techo line
        _OLD_IFS=${IFS}
        IFS='%'
        set -- ${_selected_project}
        IFS=${_OLD_IFS}

        _name="${1}"
        _url="${2}"

        echo "${_url}" > ${url_file}

        ;;
    esac

    /var/install/bin/install-package

# ---------------------------------------------------------------------------
# end
# ---------------------------------------------------------------------------