#!/usr/bin/perl -w
#
# parselog.pl - Script to split log files by customer
#

use warnings;

my $logfile;            # input log file
my $media;              # media type
my %cust;               # hash of all customers found in $logfile
my $thiscust;           # customer derived from current input line
my @fields;             # input logfile fields
my $thiscustlog;        # file handle to current customer's logfile
my $prefix;             # cust logfile prefix
my $suffix;             # cust logfile suffix


$logfile = $ARGV[0];

if ( $logfile =~ /WMS/ ) {
        $media = "wms";
        $prefix = "/usr/home/script/${media}_cust/";
        $suffix = ".$media.log";
} else {
        die "Unknown file format";
}

open (LOGFILE, "< $logfile") or die ("Could not open $logfile.");

while (<LOGFILE>) {
        if ( /^[0-9]/ ) {
                @fields = split;
                $thiscust = (split /\//, $fields[4])[1];
                if ( ! exists ($cust{$thiscust}) ) {
                        print "customer $thiscust\n";
                        $cust{$thiscust} = $thiscust;
                        open ($thiscust, ">> ${prefix}${thiscust}${suffix}")
                           or die ("Cannot open ${prefix}${thiscust}${suffix}");
                }
                print $thiscust $_;
        }
}
foreach $thiscust (%cust) {
        close $thiscust;
}
exit 0;