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|
#! /usr/local/bin/vm shell
#
# This is the button script. It is called by vgetty when
# the button DATA/VOICE code was pressed by the user.
#
# Derived from dtmf.sh by Thomas Ziegler <zie@lte.e-technik.uni-erlangen.de>
#
# $Id: button.sh,v 1.3 1998/09/09 21:07:59 gert Exp $
#
VOICE_DIR=/var/spool/voice
FLAG=$VOICE_DIR/.flag
TIMESTAMP=$VOICE_DIR/.timestamp
MSG_DIR=$VOICE_DIR/messages
NO_NEW_MESSAGES=$MSG_DIR/no_new_messages.rmd
#
# Define the function to receive an answer from the voice library
#
function receive
{
read -r INPUT <&$VOICE_INPUT;
echo "$INPUT";
}
#
# Define the function to send a command to the voice library
#
function send
{
echo $1 >&$VOICE_OUTPUT;
kill -PIPE $VOICE_PID
}
#
# Define the function send a beep
#
function beep
{
send "BEEP $1 $2"
ANSWER=`receive`
if [ "$ANSWER" != "BEEPING" ]; then
logger -t "button.sh[$$]" "Could not start beeping"
kill -KILL $$
fi
ANSWER=`receive`
if [ "$ANSWER" != "READY" ]; then
logger -t "button.sh[$$]" "Something went wrong on beeping"
kill -KILL $$
fi
}
#
# Define the function to open the device
#
function open_device
{
#
# Set the device
#
send "DEVICE INTERNAL_SPEAKER"
#
# Let's see if it worked
#
ANSWER=`receive`
if [ "$ANSWER" != "READY" ]; then
logger -t "button.sh[$$]" "could not set output device"
exit 1
fi
}
#
# Define the function to play a file
#
function play
{
send "PLAY $1"
ANSWER=`receive`
if [ "$ANSWER" != "PLAYING" ]; then
logger -t "button.sh[$$]" "Could not start playing"
kill -KILL $$
fi
ANSWER=`receive`
if [ "$ANSWER" != "READY" ]; then
logger -t "button.sh[$$]" "Something went wrong on playing"
kill -KILL $$
fi
}
#
# Define the function to play the new messages
#
function messages
{
if [ ! -f $TIMESTAMP ]; then
MSGS=`find $VOICE_DIR/incoming/ -type f -name 'v*.rmd' -print`
else
MSGS=`find $VOICE_DIR/incoming/ -type f -name 'v*.rmd' -newer $TIMESTAMP -print`
if [ -z "$MSGS" ]; then
BASENAME=`basename $TIMESTAMP`
NEWSTAMP=`find $VOICE_DIR -name $BASENAME -cmin -10 -print`
if [ "$NEWSTAMP" = "$TIMESTAMP" ]; then
MSGS=`find $VOICE_DIR/incoming/ -type f -name 'v*.rmd' -print`
fi
fi
fi
touch $TIMESTAMP-n
if [ -x $VOICE_DIR/speakdate.sh ]; then
TIME=yes
else
TIME=no
fi
TMP=/tmp/time.rmd.$$
LOCK=/tmp/time-lock.$$
for i in $MSGS
do
if [ $TIME = yes ]; then
(touch $LOCK ;\
$VOICE_DIR/speakdate.sh $i 9600 ZyXEL_1496 2 >$TMP ;\
rm $LOCK) &
fi
beep 1320 100
play $i
beep 1320 100
if [ $TIME = yes ]; then
while [ -f $LOCK ]
do
sleep 1
done
play $TMP
rm $TMP
fi
done
if [ -z "$MSGS" ]; then
play "$NO_NEW_MESSAGES"
fi
beep 880 1000
rm -f $FLAG $TIMESTAMP
mv $TIMESTAMP-n $TIMESTAMP
#
# I'm using the scroll lock LED on my keyboard to signal new calls.
# This program resets this LED. You probably want to disable it.
#
#scrolloff
}
#
# Let's see if the voice library is talking to us
#
ANSWER=`receive`
if [ "$ANSWER" != "HELLO SHELL" ]; then
logger -t "button.sh[$$]" "Voice library not answering"
kill -KILL $$
fi
#
# Let's answer the message
#
send "HELLO VOICE PROGRAM"
#
# Let's see if it worked
#
ANSWER=`receive`
if [ "$ANSWER" != "READY" ]; then
logger -t "button.sh[$$]" "Initialization failed"
kill -KILL $$
fi
#
# Open the output device (internal speaker)
#
open_device
#
# Play messages
#
messages
#
# Let's say goodbye
#
send "GOODBYE"
#
# Let's see if the voice library got it
#
ANSWER=`receive`
if [ "$ANSWER" != "GOODBYE SHELL" ]; then
logger -t "button.sh[$$]" "Could not say goodbye to voice library"
kill -KILL $$
fi
exit 0
|
