#! /bin/bash
# Originally contributed by Neuro: http://bbs.archlinux.org/viewtopic.php?pid=278148#p278148

. /usr/lib/network/network.subr
. /usr/lib/network/wireless.subr
. /etc/rc.conf
. /etc/rc.d/functions

# wifi_auto
#   autoconnect wireless interface
#   $1 - wireless interface
wifi_auto()
{
    interface=$1; 
    stat_busy "Scanning for networks"

    ifconfig $interface up
    networks="$(list_networks $interface)"

    if [[ ! "$networks" ]]; then
        stat_append "- No networks available."
        stat_fail
        exit 1
    fi

    # Loop through all the found essid's, then find a matching profile.
    while read essid; do
	for network in $(list_profiles); do
            load_profile $network
            if [[ "$CONNECTION" = "wireless" && "$essid" = "$ESSID" && "$interface" = "$INTERFACE" ]]; then
                found=$network
            fi
	    # Clear out any variables set by the profile
	    . /usr/lib/network/${CONNECTION}.subr
            ${CONNECTION}_clean_scope
        done
    done < $networks
    
    if [[ "$found" ]]; then
        netcfg $found
	exit $?
    fi
    
    stat_append "- No profiles matched the found networks"
    stat_fail
    exit 1
}

if [[ $(id -u) -ne 0 ]]; then
    err "This script needs to be run with root priviledges"
    exit 1
fi
if [[ -z $1 ]]; then
    err "Please supply an interface to connect"
    exit 1
fi
wifi_auto $1