Short Perl script to count weekly hits to a WordPress blog

weekly_hits.pl

#!/usr/bin/env perl

use strict;
use warnings;
use Syntax::Construct 'operator-double-diamond';
use Regexp::Log::Common;
use DateTime::Format::HTTP;
use List::Util 1.33 'any';
use Number::Format 'format_number';

my $parser = Regexp::Log::Common->new(
    format  => ':extended',
    capture => [qw<req ts status>],
);
my @fields      = $parser->capture;
my $compiled_re = $parser->regexp;

my @skip_uri_patterns = qw<
  ^/+robots\.txt
  [-\w]*sitemap[-\w]*\.xml
  ^/+wp-
  /feed/?$
  ^/+\?rest_route=
>;

my ( %count, %week_of );
while (<<>>) {
    my %log;
    @log{@fields} = /$compiled_re/;

    # only interested in successful or cached requests
    next unless $log{status} =~ /^2/ or $log{status} == 304;

    my ( $method, $uri, $protocol ) = split ' ', $log{req};
    next unless $method eq 'GET';
    next if any { $uri =~ $_ } @skip_uri_patterns;

    my $dt  = DateTime::Format::HTTP->parse_datetime( $log{ts} );
    my $key = sprintf '%u-%02u', $dt->week;
    $week_of{$key} ||= $dt->date;    # get first date of each week
    $count{$key}++;
}

printf "Week of %s: % 10s\n", $week_of{$_}, format_number( $count{$_} )
  for sort keys %count;