#!/bin/sh

MSG() {
cat << EOF

# Fetchsetup is a shell script for creating a .fetchmailrc file, that will be
# used by the program "fetchmail" to connect to your mail domain and retrieve
# your mail.
# This script is linux specific, so it may not work on another system.
# Kent Robotti <krobot@erols.com> (3-31-99)

EOF
}

if [ "$(id -ur)" != "0" ]; then
    echo >&2 "$0: You need to be root [found $(id -un)] to run this script."
    echo >&2 "You could login as root"
    echo >&2 "You could also try one of these: # sudo fetchsetup"
    echo >&2 "                                 # su root -c fetchsetup"
    exit 1
fi

MSG
echo -n "Continue? (Y/n) : "
read ans
if [ "$ans" = "n" -o "$ans" = "N" ]; then
    echo "Cancelled."
    exit 0
fi

stty erase "^?" 2>/dev/null

echo
echo "Remote mail site?: pop.boo.com   <Your service providers mail domain name>"
echo -n "Remote mail site?: "
read SITE
echo
echo "Protocol?: pop3   <My service provider uses the 'pop3' mail protocol>"
echo "Protocol?: auto   <If not sure put: auto>"
echo "Choices: apop auto etrn imap imap-gss imap-k4 kpop pop2 pop3 rpop sdps"
echo -n "Protocol?: "
read PROTO
echo
echo "Remote username?: jerry   <My username or login is jerry>"
echo -n "Remote username?: "
read USR
echo
echo "Remote password?: ?       <What's the password for?: $USR>"
echo -n "Remote password?: "
read PASS

echo
echo -n "Create $HOME/.fetchmailrc file? (Y/n) : "
read ans
if [ "$ans" = "n" -o "$ans" = "N" ]; then
    echo
    echo "Fetchsetup cancelled."
    echo
    exit 0
fi

echo 'poll "'$SITE'"' > $HOME/.fetchmailrc
echo "protocol $PROTO" >> $HOME/.fetchmailrc
echo 'username "'$USR'"' >> $HOME/.fetchmailrc
echo 'password "'$PASS'"' >> $HOME/.fetchmailrc

PROCMAIL=`type -all procmail | sed -n "1 p" | cut -d' ' -f3`
SENDMAIL=`type -all sendmail | sed -n "1 p" | cut -d' ' -f3`

if [ ! "$PROCMAIL" = "" ]; then
    echo 'mda "'$PROCMAIL -d %s'"' >> $HOME/.fetchmailrc
    MDA="1"
elif [ ! "$SENDMAIL" = "" ]; then
    echo 'mda "'$SENDMAIL %s'"' >> $HOME/.fetchmailrc
    MDA="2"
else
    MDA="3"
fi

echo >> $HOME/.fetchmailrc
echo
echo "This is your $HOME/.fetchmailrc file."

chmod 600 $HOME/.fetchmailrc

echo
cat $HOME/.fetchmailrc

if [ ! "$MAIL" = "" ]; then
    echo "Fetchmail will retrieve your mail and put it in:"
    echo "$MAIL"
    if [ ! -f "$MAIL" ]; then
	touch $MAIL 2>/dev/null
	chmod 600 $MAIL 2>/dev/null
    fi
fi

echo
if [ "$MDA" = "1" ]; then
    echo "I put that (m)ail (d)elivery (a)gent in .fetchmailrc"
    echo "because i found it on your system, this doesn't mean"
    echo "it's correct or the one you want to use."
    echo
    echo "The first time you run fetchmail, you should run it"
    echo "this way: # fetchmail -k"
    echo
elif [ "$MDA" = "2" ]; then
    echo "You seem to have sendmail, sendmail will be used"
    echo "as the (m)ail (d)elivery (a)gent for fetchmail."
    echo
    echo "WARNING! There's no way to know if sendmail is set up"
    echo "properly for local mail delivery, so the first time you"
    echo "run fetchmail run it this way: # fetchmail -k"
    echo
    echo "If the mail that fetchmail retrieves is not put in your mailbox,"
    echo "you'll know that sendmail is not set up properly for the delivery"
    echo "of local mail."
    echo
elif [ "$MDA" = "3" ]; then
    echo "I Don't know what (m)ail (d)elivery (a)gent you're going to use."
    echo "You need a <mda> to deliver the mail to you, after <fetchmail> retrieves it."
    echo
    echo "Put the <mda> in your .fetchmailrc file, like below."
    echo "password $PASS"
    echo mda '"/usr/bin/procmail -d %s"'
    echo mda '"/usr/sbin/sendmail %s"'
    echo
    echo "The first time you run fetchmail, you should run it"
    echo "this way: # fetchmail -k"
    echo
fi