# I always run bsflite through screen -L so this log always exists.
# The reason the last line of the screenlog is important is that if there are no messages,
# the screenlog reads: @:
# if there are messages it reads: @: [screenname] [screenname]
# where screenname is someone who has IMed me.
b=`tail -n 1 ~/.bsflite/screenlog.0`

# This checks if I have the bsflite window open.  I'm sure there is a more efficient way.
# The reason I have to put the switches is because the screen is always running,
# but the following line is the line I use to reattach to screen, so this line will only appear
# if I'm actually looking at the AIM client.
c=`ps -Af|grep "screen -D -r bsflite"|grep -v grep`

# This checks a file that I write to later if a sound has already been played.
# Let me know if there's a better way.
d=`cat ~/.bsflite/ims`

# This checks b and c by length, to see if there are messages,
# and to see if the window is open.
if [ ${#b} -ge 7 -a ${#c} -le 7 ] ; then
# This sets SN to just [screenname] without the @:
        SN=${b:0:${#b}-4}

# If the length of the current messages is longer than the messages written to file,
# set the volume to a reasonable level, and play a sound
# The A and B save the current volume in case I have it higher or lower, so it can
# play the sound and set the volume back to what it was
        if [ ${#d} -lt ${#SN} ] ; then
                A=`amixer sget 'PCM'|tail -n 1|awk '{print $4}'`
                B=`amixer sget 'Headphone'|tail -n 1|awk '{print $4}'`
                amixer sset 'Headphone' 31
                amixer sset 'PCM' 15

                madplay ~/receive.mp3

                amixer sset 'PCM' $A
                amixer sset 'Headphone' $B
        fi

# This was the best way I could find to delete anything containing Messages from mail.
# The reason I do this is because if I get new IMs, I want only a single mail that shows
# where they came from
        echo "delete /Messages" | nail
# Write myself a mail that tells me who has IMed me
        nail -s "Messages from $SN" bkam < "."

# Write who has IMed me to file, so that the sound only plays once
        echo $SN > ~/.bsflite/ims
fi