#! /bin/sh
#
# Name: mailnow.sh
# Description: Send email with SMTP in line shell
#
# Send mail via telnet - SMTP
# This script based in one help of the (Fernando Hallberg)
# in list-mail <geral@slackware-brasil.com.br>
#
# Original author:  Wanderley Guimarães <wanderley2k@yahoo.com.br>
# Date           :  2003/11/27 20:44:55
#

# Set variables
NAME_SMTP="smtp.uol.com.br"
IP_SMTP=`ping -c 1 $NAME_SMTP | head -n 1 | cut -d"(" -f2 | cut -d")" -f1`

# It verifies if the correct parameters
if [ "$1" = "" ]
then
    echo "Send email via telnet - $NAME_SMTP: $IP_SMTP"
    echo "Usage:   $0 [-ft] <from> <to> <subject> <file or text>"
    echo "Options: -f text be in file"
    echo "         -t single text"
    echo
    echo "This script based in one help of the (Fernando Hallberg) list"
    echo "geral@slackware-brasil.com.br."
    exit 1
fi

if [ "$1" = "-f" ]
then
    MENSAGE=`cat $5`
else
    if [ "$1" = "-t" ]
    then
        MENSAGE=$5
    else
        echo "Invalid option."
        exit 1
    fi
fi

# Send mensage
echo -e "helo $NAME_SMTP\r\nmail from: <$2>\r\nrcpt to: <$3>\r\ndata\r\nSubject: $4\r\n\r\n$MENSAGE\r\n.\r\n" > /dev/tcp/$IP_SMTP/25