#!/usr/bin/perl
# extract log entries from a particular day from a dircproxy log file
#
# usage: dircp-extrdate.pl year month day
#
# Copyright (C) Andrew Francis, 2003.
# 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. Neither the name of the author nor the names of any co-contributors
#    may be used to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY Andrew Francis 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 Bill Paul OR THE VOICES IN HIS HEAD
# 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.
#
#

use Time::Local;

sub getLimitsFromArgv {
	my ($y, $m, $d) = @ARGV;
	if($y > 200) {
		$y -= 1900;
	}
	$m--;

	print "$y $m $d\n";

	return (
		timelocal(0, 0, 0, $d, $m, $y),
		timelocal(59,59,23,$d, $m, $y)
	);
}


my ($mints,$maxts) = getLimitsFromArgv();

print "Min: $mints    Max: $maxts\n";

# run through each line in the log extracting those entries with
# a timestamp in the acceptible range
while(<STDIN>) {
	my $line = $_;
	if( /^@([0-9]+) .+$/ ) {
		if( ($mints <= $1) && ($1 <= $maxts) ) {
			print $line;
		}
	}
}