#!%PerlProg%
#
# profs - add profs email addresses to accounts
#
# usage: profs config profs-in [files]
#             $CONFIG $PROFS   $STDIN
#
# Copyright (c) 1985 Corporation for Research and Educational Networking
# Copyright (c) 1988 University of Illinois Board of Trustees, Steven
#		Dorner, and Paul Pomes
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
#    must display the following acknowledgement:
#	This product includes software developed by the Corporation for
#	Research and Educational Networking (CREN), the University of
#	Illinois at Urbana, and their contributors.
# 4. Neither the name of CREN, the University nor the names of their
#    contributors may be used to endorse or promote products derived from
#    this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE TRUSTEES AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE TRUSTEES OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# @(#)$Id: profs,v 1.2 1995/01/11 00:05:11 p-pomes Exp $


if ($#ARGV<2)
  {print STDERR "Usage: profs config profs-in [files]\n";exit 1;}
 
#
# find the numbers of the id and email fields
$inum = $enum = -1;
$config = shift;
open (CONFIG,$config) || die "$config: $!\n";
while (<CONFIG>)
{
	if (/:id:/) {($inum)=(split(':'))[0];}
	elsif (/:email:/) {($enum)=(split(':'))[0];}
}
close(CONFIG);

# slurp in email addresses keyed by SSN id
$profs=shift;
open (PROFS,$profs) || die "$profs: $!\n";
while (<PROFS>) {
	tr/A-Z/a-z/;
	/^(.........)(.*)@uicvmc.bitnet.*/;
	$email{$1} = "$2@uicvmc.aiss.uiuc.edu";
}
close(PROFS);

# Now read lines from input file matching where possible
while (<>) {
	chop;
	$line = $id = $_;
	$id =~ s/.*\t$inum://;
	$id =~ s/$inum://;
	$id =~ s/\t.*//;
	$e = $email{$id};
	if ($e ne "") {		# if there's a profs address for this id
		if ($line =~ /\t$enum:/) {	# entry already has email field
			if ($line =~ /\t$enum:[a-z0-9]+@uicvmc\.(bitnet|aiss.uiuc.edu)\t/i) {
				# but it was only a profs address so replace it
				$line =~ s/\t$enum:[^\t]*/\t$enum:$e/;
				print STDERR "$id\n";
			}
		}
		else {		# entry had no prior email entry
			$line =~ s/$/\t$enum:$e/;
			print STDERR "$id\n";
		}
	}
	print "$line\n";
}